From 2563265bdb5fb21396cdc2125c8260e57f7c3991 Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Tue, 28 Oct 2008 14:11:45 +0800 Subject: Blackfin arch: put quotes around error to silence a ton of warnings from gcc-4.3 Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu --- arch/blackfin/mach-bf548/include/mach/bf548.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'arch/blackfin/mach-bf548/include/mach') diff --git a/arch/blackfin/mach-bf548/include/mach/bf548.h b/arch/blackfin/mach-bf548/include/mach/bf548.h index 49f9b403d45..f0e56998481 100644 --- a/arch/blackfin/mach-bf548/include/mach/bf548.h +++ b/arch/blackfin/mach-bf548/include/mach/bf548.h @@ -122,7 +122,7 @@ #endif #ifndef CPU -#error Unknown CPU type - This kernel doesn't seem to be configured properly +#error "Unknown CPU type - This kernel doesn't seem to be configured properly" #endif #endif /* __MACH_BF48_H__ */ -- cgit v1.2.3-70-g09d2 From 3529e0414b600faa1b6d822569b3343131235813 Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Tue, 28 Oct 2008 16:22:41 +0800 Subject: Blackfin arch: update anomaly lists to match latest sheets Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu --- arch/blackfin/mach-bf527/include/mach/anomaly.h | 7 ++++--- arch/blackfin/mach-bf533/include/mach/anomaly.h | 2 ++ arch/blackfin/mach-bf537/include/mach/anomaly.h | 2 ++ arch/blackfin/mach-bf538/include/mach/anomaly.h | 14 ++++++++------ arch/blackfin/mach-bf548/include/mach/anomaly.h | 2 ++ arch/blackfin/mach-bf561/include/mach/anomaly.h | 2 ++ 6 files changed, 20 insertions(+), 9 deletions(-) (limited to 'arch/blackfin/mach-bf548/include/mach') diff --git a/arch/blackfin/mach-bf527/include/mach/anomaly.h b/arch/blackfin/mach-bf527/include/mach/anomaly.h index 62373e61c58..8d09e6d5c9c 100644 --- a/arch/blackfin/mach-bf527/include/mach/anomaly.h +++ b/arch/blackfin/mach-bf527/include/mach/anomaly.h @@ -28,7 +28,7 @@ /* Multi-Issue Instruction with dsp32shiftimm in slot1 and P-reg Store in slot2 Not Supported */ #define ANOMALY_05000074 (1) /* DMA_RUN Bit Is Not Valid after a Peripheral Receive Channel DMA Stops */ -#define ANOMALY_05000119 (1) +#define ANOMALY_05000119 (1) /* note: brokenness is noted in documentation, not anomaly sheet */ /* Rx.H Cannot Be Used to Access 16-bit System MMR Registers */ #define ANOMALY_05000122 (1) /* Spurious Hardware Error from an Access in the Shadow of a Conditional Branch */ @@ -37,8 +37,6 @@ #define ANOMALY_05000265 (1) /* False Hardware Errors Caused by Fetches at the Boundary of Reserved Memory */ #define ANOMALY_05000310 (1) -/* Errors when SSYNC, CSYNC, or Loads to LT, LB and LC Registers Are Interrupted */ -#define ANOMALY_05000312 (ANOMALY_BF527) /* PPI Is Level-Sensitive on First Transfer In Single Frame Sync Modes */ #define ANOMALY_05000313 (__SILICON_REVISION__ < 2) /* Incorrect Access of OTP_STATUS During otp_write() Function */ @@ -153,6 +151,8 @@ #define ANOMALY_05000430 (ANOMALY_BF527 && __SILICON_REVISION__ > 1) /* bfrom_SysControl() Does Not Clear SIC_IWR1 Before Executing PLL Programming Sequence */ #define ANOMALY_05000432 (ANOMALY_BF526) +/* IFLUSH Instruction at End of Hardware Loop Causes Infinite Stall */ +#define ANOMALY_05000443 (1) /* Anomalies that don't exist on this proc */ #define ANOMALY_05000125 (0) @@ -168,6 +168,7 @@ #define ANOMALY_05000285 (0) #define ANOMALY_05000307 (0) #define ANOMALY_05000311 (0) +#define ANOMALY_05000312 (0) #define ANOMALY_05000323 (0) #define ANOMALY_05000363 (0) diff --git a/arch/blackfin/mach-bf533/include/mach/anomaly.h b/arch/blackfin/mach-bf533/include/mach/anomaly.h index f544fc56959..e34bc72aa96 100644 --- a/arch/blackfin/mach-bf533/include/mach/anomaly.h +++ b/arch/blackfin/mach-bf533/include/mach/anomaly.h @@ -194,6 +194,8 @@ #define ANOMALY_05000403 (1) /* Speculative Fetches Can Cause Undesired External FIFO Operations */ #define ANOMALY_05000416 (1) +/* IFLUSH Instruction at End of Hardware Loop Causes Infinite Stall */ +#define ANOMALY_05000443 (1) /* These anomalies have been "phased" out of analog.com anomaly sheets and are * here to show running on older silicon just isn't feasible. diff --git a/arch/blackfin/mach-bf537/include/mach/anomaly.h b/arch/blackfin/mach-bf537/include/mach/anomaly.h index c68992494f9..c6c18f8644c 100644 --- a/arch/blackfin/mach-bf537/include/mach/anomaly.h +++ b/arch/blackfin/mach-bf537/include/mach/anomaly.h @@ -148,6 +148,8 @@ #define ANOMALY_05000402 (__SILICON_REVISION__ >= 5) /* Level-Sensitive External GPIO Wakeups May Cause Indefinite Stall */ #define ANOMALY_05000403 (1) +/* IFLUSH Instruction at End of Hardware Loop Causes Infinite Stall */ +#define ANOMALY_05000443 (1) /* Anomalies that don't exist on this proc */ #define ANOMALY_05000125 (0) diff --git a/arch/blackfin/mach-bf538/include/mach/anomaly.h b/arch/blackfin/mach-bf538/include/mach/anomaly.h index 4df618ce2a6..80b3bd98e30 100644 --- a/arch/blackfin/mach-bf538/include/mach/anomaly.h +++ b/arch/blackfin/mach-bf538/include/mach/anomaly.h @@ -15,7 +15,7 @@ #define _MACH_ANOMALY_H_ #if __SILICON_REVISION__ < 4 -# error will not work on BF538 silicon version 0.0, 0.1, 0.2 or 0.3 +# error will not work on BF538 silicon version 0.0, 0.1, 0.2, or 0.3 #endif /* Multi-Issue Instruction with dsp32shiftimm in slot1 and P-reg Store in slot2 Not Supported */ @@ -106,16 +106,18 @@ #define ANOMALY_05000403 (1) /* Speculative Fetches Can Cause Undesired External FIFO Operations */ #define ANOMALY_05000416 (1) +/* IFLUSH Instruction at End of Hardware Loop Causes Infinite Stall */ +#define ANOMALY_05000443 (1) /* Anomalies that don't exist on this proc */ -#define ANOMALY_05000230 (0) -#define ANOMALY_05000353 (1) -#define ANOMALY_05000386 (1) -#define ANOMALY_05000198 (0) #define ANOMALY_05000158 (0) +#define ANOMALY_05000198 (0) +#define ANOMALY_05000230 (0) +#define ANOMALY_05000263 (0) #define ANOMALY_05000311 (0) #define ANOMALY_05000323 (0) -#define ANOMALY_05000263 (0) +#define ANOMALY_05000353 (1) #define ANOMALY_05000363 (0) +#define ANOMALY_05000386 (1) #endif diff --git a/arch/blackfin/mach-bf548/include/mach/anomaly.h b/arch/blackfin/mach-bf548/include/mach/anomaly.h index 816b09278f6..98f973299b8 100644 --- a/arch/blackfin/mach-bf548/include/mach/anomaly.h +++ b/arch/blackfin/mach-bf548/include/mach/anomaly.h @@ -157,6 +157,8 @@ #define ANOMALY_05000429 (__SILICON_REVISION__ < 2) /* Software System Reset Corrupts PLL_LOCKCNT Register */ #define ANOMALY_05000430 (__SILICON_REVISION__ >= 2) +/* IFLUSH Instruction at End of Hardware Loop Causes Infinite Stall */ +#define ANOMALY_05000443 (1) /* Anomalies that don't exist on this proc */ #define ANOMALY_05000125 (0) diff --git a/arch/blackfin/mach-bf561/include/mach/anomaly.h b/arch/blackfin/mach-bf561/include/mach/anomaly.h index 22990df04ae..a1ff7c40238 100644 --- a/arch/blackfin/mach-bf561/include/mach/anomaly.h +++ b/arch/blackfin/mach-bf561/include/mach/anomaly.h @@ -264,6 +264,8 @@ #define ANOMALY_05000371 (1) /* Level-Sensitive External GPIO Wakeups May Cause Indefinite Stall */ #define ANOMALY_05000403 (1) +/* IFLUSH Instruction at End of Hardware Loop Causes Infinite Stall */ +#define ANOMALY_05000443 (1) /* Anomalies that don't exist on this proc */ #define ANOMALY_05000158 (0) -- cgit v1.2.3-70-g09d2 From 46fa5eecec58934902ea4a65d9c7b7a486ac6f6b Mon Sep 17 00:00:00 2001 From: Graf Yang Date: Wed, 7 Jan 2009 23:14:39 +0800 Subject: Blackfin arch: SMP supporting patchset: some other misc code Blackfin dual core BF561 processor can support SMP like features. https://docs.blackfin.uclinux.org/doku.php?id=linux-kernel:smp-like In this patch, we provide SMP extend to some other misc code Singed-off-by: Graf Yang Signed-off-by: Bryan Wu --- arch/blackfin/Kconfig | 33 +++++++++++++++++++++++-- arch/blackfin/kernel/vmlinux.lds.S | 4 +-- arch/blackfin/mach-bf518/include/mach/mem_map.h | 15 +++++++++++ arch/blackfin/mach-bf527/include/mach/mem_map.h | 15 +++++++++++ arch/blackfin/mach-bf533/include/mach/mem_map.h | 15 +++++++++++ arch/blackfin/mach-bf537/include/mach/mem_map.h | 15 +++++++++++ arch/blackfin/mach-bf538/include/mach/mem_map.h | 15 +++++++++++ arch/blackfin/mach-bf548/include/mach/mem_map.h | 15 +++++++++++ 8 files changed, 123 insertions(+), 4 deletions(-) (limited to 'arch/blackfin/mach-bf548/include/mach') diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig index 004c06ce319..3a468436258 100644 --- a/arch/blackfin/Kconfig +++ b/arch/blackfin/Kconfig @@ -200,6 +200,32 @@ config BF561 endchoice +config SMP + depends on BF561 + bool "Symmetric multi-processing support" + ---help--- + This enables support for systems with more than one CPU, + like the dual core BF561. If you have a system with only one + CPU, say N. If you have a system with more than one CPU, say Y. + + If you don't know what to do here, say N. + +config NR_CPUS + int + depends on SMP + default 2 if BF561 + +config IRQ_PER_CPU + bool + depends on SMP + default y + +config TICK_SOURCE_SYSTMR0 + bool + select BFIN_GPTIMERS + depends on SMP + default y + config BF_REV_MIN int default 0 if (BF51x || BF52x || BF54x) @@ -502,6 +528,7 @@ source kernel/Kconfig.hz config GENERIC_TIME bool "Generic time" + depends on !SMP default y config GENERIC_CLOCKEVENTS @@ -576,6 +603,7 @@ endmenu menu "Blackfin Kernel Optimizations" + depends on !SMP comment "Memory Optimizations" @@ -738,7 +766,6 @@ config BFIN_INS_LOWOVERHEAD endmenu - choice prompt "Kernel executes from" help @@ -804,9 +831,11 @@ config BFIN_ICACHE_LOCK choice prompt "Policy" depends on BFIN_DCACHE - default BFIN_WB + default BFIN_WB if !SMP + default BFIN_WT if SMP config BFIN_WB bool "Write back" + depends on !SMP help Write Back Policy: Cached data will be written back to SDRAM only when needed. diff --git a/arch/blackfin/kernel/vmlinux.lds.S b/arch/blackfin/kernel/vmlinux.lds.S index 7d12c6692a6..2a485352ec1 100644 --- a/arch/blackfin/kernel/vmlinux.lds.S +++ b/arch/blackfin/kernel/vmlinux.lds.S @@ -109,7 +109,7 @@ SECTIONS #endif DATA_DATA - *(.data.*) + *(.data) CONSTRUCTORS /* make sure the init_task is aligned to the @@ -161,6 +161,7 @@ SECTIONS *(.con_initcall.init) ___con_initcall_end = .; } + PERCPU(4) SECURITY_INIT .init.ramfs : { @@ -236,7 +237,6 @@ SECTIONS . = ALIGN(4); __ebss_l2 = .; } - /* Force trailing alignment of our init section so that when we * free our init memory, we don't leave behind a partial page. */ diff --git a/arch/blackfin/mach-bf518/include/mach/mem_map.h b/arch/blackfin/mach-bf518/include/mach/mem_map.h index 10f678f3c5c..ac95d334d08 100644 --- a/arch/blackfin/mach-bf518/include/mach/mem_map.h +++ b/arch/blackfin/mach-bf518/include/mach/mem_map.h @@ -99,4 +99,19 @@ #define L1_SCRATCH_START 0xFFB00000 #define L1_SCRATCH_LENGTH 0x1000 +#define get_l1_scratch_start_cpu(cpu) L1_SCRATCH_START +#define get_l1_code_start_cpu(cpu) L1_CODE_START +#define get_l1_data_a_start_cpu(cpu) L1_DATA_A_START +#define get_l1_data_b_start_cpu(cpu) L1_DATA_B_START +#define get_l1_scratch_start() L1_SCRATCH_START +#define get_l1_code_start() L1_CODE_START +#define get_l1_data_a_start() L1_DATA_A_START +#define get_l1_data_b_start() L1_DATA_B_START + +#define GET_PDA_SAFE(preg) \ + preg.l = _cpu_pda; \ + preg.h = _cpu_pda; + +#define GET_PDA(preg, dreg) GET_PDA_SAFE(preg) + #endif /* _MEM_MAP_518_H_ */ diff --git a/arch/blackfin/mach-bf527/include/mach/mem_map.h b/arch/blackfin/mach-bf527/include/mach/mem_map.h index ef46dc991cd..bd7fe0fda9e 100644 --- a/arch/blackfin/mach-bf527/include/mach/mem_map.h +++ b/arch/blackfin/mach-bf527/include/mach/mem_map.h @@ -99,4 +99,19 @@ #define L1_SCRATCH_START 0xFFB00000 #define L1_SCRATCH_LENGTH 0x1000 +#define get_l1_scratch_start_cpu(cpu) L1_SCRATCH_START +#define get_l1_code_start_cpu(cpu) L1_CODE_START +#define get_l1_data_a_start_cpu(cpu) L1_DATA_A_START +#define get_l1_data_b_start_cpu(cpu) L1_DATA_B_START +#define get_l1_scratch_start() L1_SCRATCH_START +#define get_l1_code_start() L1_CODE_START +#define get_l1_data_a_start() L1_DATA_A_START +#define get_l1_data_b_start() L1_DATA_B_START + +#define GET_PDA_SAFE(preg) \ + preg.l = _cpu_pda; \ + preg.h = _cpu_pda; + +#define GET_PDA(preg, dreg) GET_PDA_SAFE(preg) + #endif /* _MEM_MAP_527_H_ */ diff --git a/arch/blackfin/mach-bf533/include/mach/mem_map.h b/arch/blackfin/mach-bf533/include/mach/mem_map.h index 581fc6eea78..d5eaef21edb 100644 --- a/arch/blackfin/mach-bf533/include/mach/mem_map.h +++ b/arch/blackfin/mach-bf533/include/mach/mem_map.h @@ -168,4 +168,19 @@ #define L1_SCRATCH_START 0xFFB00000 #define L1_SCRATCH_LENGTH 0x1000 +#define get_l1_scratch_start_cpu(cpu) L1_SCRATCH_START +#define get_l1_code_start_cpu(cpu) L1_CODE_START +#define get_l1_data_a_start_cpu(cpu) L1_DATA_A_START +#define get_l1_data_b_start_cpu(cpu) L1_DATA_B_START +#define get_l1_scratch_start() L1_SCRATCH_START +#define get_l1_code_start() L1_CODE_START +#define get_l1_data_a_start() L1_DATA_A_START +#define get_l1_data_b_start() L1_DATA_B_START + +#define GET_PDA_SAFE(preg) \ + preg.l = _cpu_pda; \ + preg.h = _cpu_pda; + +#define GET_PDA(preg, dreg) GET_PDA_SAFE(preg) + #endif /* _MEM_MAP_533_H_ */ diff --git a/arch/blackfin/mach-bf537/include/mach/mem_map.h b/arch/blackfin/mach-bf537/include/mach/mem_map.h index 5078b669431..be4de761be9 100644 --- a/arch/blackfin/mach-bf537/include/mach/mem_map.h +++ b/arch/blackfin/mach-bf537/include/mach/mem_map.h @@ -176,4 +176,19 @@ #define L1_SCRATCH_START 0xFFB00000 #define L1_SCRATCH_LENGTH 0x1000 +#define get_l1_scratch_start_cpu(cpu) L1_SCRATCH_START +#define get_l1_code_start_cpu(cpu) L1_CODE_START +#define get_l1_data_a_start_cpu(cpu) L1_DATA_A_START +#define get_l1_data_b_start_cpu(cpu) L1_DATA_B_START +#define get_l1_scratch_start() L1_SCRATCH_START +#define get_l1_code_start() L1_CODE_START +#define get_l1_data_a_start() L1_DATA_A_START +#define get_l1_data_b_start() L1_DATA_B_START + +#define GET_PDA_SAFE(preg) \ + preg.l = _cpu_pda; \ + preg.h = _cpu_pda; + +#define GET_PDA(preg, dreg) GET_PDA_SAFE(preg) + #endif /* _MEM_MAP_537_H_ */ diff --git a/arch/blackfin/mach-bf538/include/mach/mem_map.h b/arch/blackfin/mach-bf538/include/mach/mem_map.h index d65d4301615..c134057c91f 100644 --- a/arch/blackfin/mach-bf538/include/mach/mem_map.h +++ b/arch/blackfin/mach-bf538/include/mach/mem_map.h @@ -104,4 +104,19 @@ #define L1_SCRATCH_START 0xFFB00000 #define L1_SCRATCH_LENGTH 0x1000 +#define get_l1_scratch_start_cpu(cpu) L1_SCRATCH_START +#define get_l1_code_start_cpu(cpu) L1_CODE_START +#define get_l1_data_a_start_cpu(cpu) L1_DATA_A_START +#define get_l1_data_b_start_cpu(cpu) L1_DATA_B_START +#define get_l1_scratch_start() L1_SCRATCH_START +#define get_l1_code_start() L1_CODE_START +#define get_l1_data_a_start() L1_DATA_A_START +#define get_l1_data_b_start() L1_DATA_B_START + +#define GET_PDA_SAFE(preg) \ + preg.l = _cpu_pda; \ + preg.h = _cpu_pda; + +#define GET_PDA(preg, dreg) GET_PDA_SAFE(preg) + #endif /* _MEM_MAP_538_H_ */ diff --git a/arch/blackfin/mach-bf548/include/mach/mem_map.h b/arch/blackfin/mach-bf548/include/mach/mem_map.h index a2228428dc0..361eb0e85bc 100644 --- a/arch/blackfin/mach-bf548/include/mach/mem_map.h +++ b/arch/blackfin/mach-bf548/include/mach/mem_map.h @@ -108,4 +108,19 @@ #define L1_SCRATCH_START 0xFFB00000 #define L1_SCRATCH_LENGTH 0x1000 +#define get_l1_scratch_start_cpu(cpu) L1_SCRATCH_START +#define get_l1_code_start_cpu(cpu) L1_CODE_START +#define get_l1_data_a_start_cpu(cpu) L1_DATA_A_START +#define get_l1_data_b_start_cpu(cpu) L1_DATA_B_START +#define get_l1_scratch_start() L1_SCRATCH_START +#define get_l1_code_start() L1_CODE_START +#define get_l1_data_a_start() L1_DATA_A_START +#define get_l1_data_b_start() L1_DATA_B_START + +#define GET_PDA_SAFE(preg) \ + preg.l = _cpu_pda; \ + preg.h = _cpu_pda; + +#define GET_PDA(preg, dreg) GET_PDA_SAFE(preg) + #endif/* _MEM_MAP_548_H_ */ -- cgit v1.2.3-70-g09d2 From 53442e1cbdc1559cd39e0076adae6df64af36a3e Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Tue, 18 Nov 2008 17:48:22 +0800 Subject: Blackfin arch: delay PLL_CTL/VR_CTL wrappers Delay PLL_CTL/VR_CTL wrappers as much as possible to avoid the inter-dependency problems with cdef and common headers Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu --- .../mach-bf518/include/mach/cdefBF51x_base.h | 102 +++++++++--------- .../mach-bf527/include/mach/cdefBF52x_base.h | 102 +++++++++--------- arch/blackfin/mach-bf533/include/mach/cdefBF532.h | 91 ++++++++-------- arch/blackfin/mach-bf537/include/mach/cdefBF534.h | 91 ++++++++-------- arch/blackfin/mach-bf538/include/mach/cdefBF538.h | 103 ++++++++++--------- .../mach-bf548/include/mach/cdefBF54x_base.h | 114 +++++++++++---------- arch/blackfin/mach-bf561/include/mach/cdefBF561.h | 103 ++++++++++--------- 7 files changed, 365 insertions(+), 341 deletions(-) (limited to 'arch/blackfin/mach-bf548/include/mach') diff --git a/arch/blackfin/mach-bf518/include/mach/cdefBF51x_base.h b/arch/blackfin/mach-bf518/include/mach/cdefBF51x_base.h index 95d54e62597..45a7ff88d86 100644 --- a/arch/blackfin/mach-bf518/include/mach/cdefBF51x_base.h +++ b/arch/blackfin/mach-bf518/include/mach/cdefBF51x_base.h @@ -31,7 +31,6 @@ #ifndef _CDEF_BF52X_H #define _CDEF_BF52X_H -#include #include #include "defBF51x_base.h" @@ -43,57 +42,9 @@ /* Clock and System Control (0xFFC00000 - 0xFFC000FF) */ #define bfin_read_PLL_CTL() bfin_read16(PLL_CTL) -/* Writing to PLL_CTL initiates a PLL relock sequence. */ -static __inline__ void bfin_write_PLL_CTL(unsigned int val) -{ - unsigned long flags, iwr0, iwr1; - - if (val == bfin_read_PLL_CTL()) - return; - - local_irq_save(flags); - /* Enable the PLL Wakeup bit in SIC IWR */ - iwr0 = bfin_read32(SIC_IWR0); - iwr1 = bfin_read32(SIC_IWR1); - /* Only allow PPL Wakeup) */ - bfin_write32(SIC_IWR0, IWR_ENABLE(0)); - bfin_write32(SIC_IWR1, 0); - - bfin_write16(PLL_CTL, val); - SSYNC(); - asm("IDLE;"); - - bfin_write32(SIC_IWR0, iwr0); - bfin_write32(SIC_IWR1, iwr1); - local_irq_restore(flags); -} #define bfin_read_PLL_DIV() bfin_read16(PLL_DIV) #define bfin_write_PLL_DIV(val) bfin_write16(PLL_DIV, val) #define bfin_read_VR_CTL() bfin_read16(VR_CTL) -/* Writing to VR_CTL initiates a PLL relock sequence. */ -static __inline__ void bfin_write_VR_CTL(unsigned int val) -{ - unsigned long flags, iwr0, iwr1; - - if (val == bfin_read_VR_CTL()) - return; - - local_irq_save(flags); - /* Enable the PLL Wakeup bit in SIC IWR */ - iwr0 = bfin_read32(SIC_IWR0); - iwr1 = bfin_read32(SIC_IWR1); - /* Only allow PPL Wakeup) */ - bfin_write32(SIC_IWR0, IWR_ENABLE(0)); - bfin_write32(SIC_IWR1, 0); - - bfin_write16(VR_CTL, val); - SSYNC(); - asm("IDLE;"); - - bfin_write32(SIC_IWR0, iwr0); - bfin_write32(SIC_IWR1, iwr1); - local_irq_restore(flags); -} #define bfin_read_PLL_STAT() bfin_read16(PLL_STAT) #define bfin_write_PLL_STAT(val) bfin_write16(PLL_STAT, val) #define bfin_read_PLL_LOCKCNT() bfin_read16(PLL_LOCKCNT) @@ -1201,4 +1152,57 @@ static __inline__ void bfin_write_VR_CTL(unsigned int val) #define bfin_read_NFC_DATA_RD() bfin_read16(NFC_DATA_RD) #define bfin_write_NFC_DATA_RD(val) bfin_write16(NFC_DATA_RD, val) +/* These need to be last due to the cdef/linux inter-dependencies */ +#include + +/* Writing to PLL_CTL initiates a PLL relock sequence. */ +static __inline__ void bfin_write_PLL_CTL(unsigned int val) +{ + unsigned long flags, iwr0, iwr1; + + if (val == bfin_read_PLL_CTL()) + return; + + local_irq_save(flags); + /* Enable the PLL Wakeup bit in SIC IWR */ + iwr0 = bfin_read32(SIC_IWR0); + iwr1 = bfin_read32(SIC_IWR1); + /* Only allow PPL Wakeup) */ + bfin_write32(SIC_IWR0, IWR_ENABLE(0)); + bfin_write32(SIC_IWR1, 0); + + bfin_write16(PLL_CTL, val); + SSYNC(); + asm("IDLE;"); + + bfin_write32(SIC_IWR0, iwr0); + bfin_write32(SIC_IWR1, iwr1); + local_irq_restore(flags); +} + +/* Writing to VR_CTL initiates a PLL relock sequence. */ +static __inline__ void bfin_write_VR_CTL(unsigned int val) +{ + unsigned long flags, iwr0, iwr1; + + if (val == bfin_read_VR_CTL()) + return; + + local_irq_save(flags); + /* Enable the PLL Wakeup bit in SIC IWR */ + iwr0 = bfin_read32(SIC_IWR0); + iwr1 = bfin_read32(SIC_IWR1); + /* Only allow PPL Wakeup) */ + bfin_write32(SIC_IWR0, IWR_ENABLE(0)); + bfin_write32(SIC_IWR1, 0); + + bfin_write16(VR_CTL, val); + SSYNC(); + asm("IDLE;"); + + bfin_write32(SIC_IWR0, iwr0); + bfin_write32(SIC_IWR1, iwr1); + local_irq_restore(flags); +} + #endif /* _CDEF_BF52X_H */ diff --git a/arch/blackfin/mach-bf527/include/mach/cdefBF52x_base.h b/arch/blackfin/mach-bf527/include/mach/cdefBF52x_base.h index 9a814b9a12b..008603f332a 100644 --- a/arch/blackfin/mach-bf527/include/mach/cdefBF52x_base.h +++ b/arch/blackfin/mach-bf527/include/mach/cdefBF52x_base.h @@ -31,7 +31,6 @@ #ifndef _CDEF_BF52X_H #define _CDEF_BF52X_H -#include #include #include "defBF52x_base.h" @@ -43,57 +42,9 @@ /* Clock and System Control (0xFFC00000 - 0xFFC000FF) */ #define bfin_read_PLL_CTL() bfin_read16(PLL_CTL) -/* Writing to PLL_CTL initiates a PLL relock sequence. */ -static __inline__ void bfin_write_PLL_CTL(unsigned int val) -{ - unsigned long flags, iwr0, iwr1; - - if (val == bfin_read_PLL_CTL()) - return; - - local_irq_save(flags); - /* Enable the PLL Wakeup bit in SIC IWR */ - iwr0 = bfin_read32(SIC_IWR0); - iwr1 = bfin_read32(SIC_IWR1); - /* Only allow PPL Wakeup) */ - bfin_write32(SIC_IWR0, IWR_ENABLE(0)); - bfin_write32(SIC_IWR1, 0); - - bfin_write16(PLL_CTL, val); - SSYNC(); - asm("IDLE;"); - - bfin_write32(SIC_IWR0, iwr0); - bfin_write32(SIC_IWR1, iwr1); - local_irq_restore(flags); -} #define bfin_read_PLL_DIV() bfin_read16(PLL_DIV) #define bfin_write_PLL_DIV(val) bfin_write16(PLL_DIV, val) #define bfin_read_VR_CTL() bfin_read16(VR_CTL) -/* Writing to VR_CTL initiates a PLL relock sequence. */ -static __inline__ void bfin_write_VR_CTL(unsigned int val) -{ - unsigned long flags, iwr0, iwr1; - - if (val == bfin_read_VR_CTL()) - return; - - local_irq_save(flags); - /* Enable the PLL Wakeup bit in SIC IWR */ - iwr0 = bfin_read32(SIC_IWR0); - iwr1 = bfin_read32(SIC_IWR1); - /* Only allow PPL Wakeup) */ - bfin_write32(SIC_IWR0, IWR_ENABLE(0)); - bfin_write32(SIC_IWR1, 0); - - bfin_write16(VR_CTL, val); - SSYNC(); - asm("IDLE;"); - - bfin_write32(SIC_IWR0, iwr0); - bfin_write32(SIC_IWR1, iwr1); - local_irq_restore(flags); -} #define bfin_read_PLL_STAT() bfin_read16(PLL_STAT) #define bfin_write_PLL_STAT(val) bfin_write16(PLL_STAT, val) #define bfin_read_PLL_LOCKCNT() bfin_read16(PLL_LOCKCNT) @@ -1201,4 +1152,57 @@ static __inline__ void bfin_write_VR_CTL(unsigned int val) #define bfin_read_NFC_DATA_RD() bfin_read16(NFC_DATA_RD) #define bfin_write_NFC_DATA_RD(val) bfin_write16(NFC_DATA_RD, val) +/* These need to be last due to the cdef/linux inter-dependencies */ +#include + +/* Writing to PLL_CTL initiates a PLL relock sequence. */ +static __inline__ void bfin_write_PLL_CTL(unsigned int val) +{ + unsigned long flags, iwr0, iwr1; + + if (val == bfin_read_PLL_CTL()) + return; + + local_irq_save(flags); + /* Enable the PLL Wakeup bit in SIC IWR */ + iwr0 = bfin_read32(SIC_IWR0); + iwr1 = bfin_read32(SIC_IWR1); + /* Only allow PPL Wakeup) */ + bfin_write32(SIC_IWR0, IWR_ENABLE(0)); + bfin_write32(SIC_IWR1, 0); + + bfin_write16(PLL_CTL, val); + SSYNC(); + asm("IDLE;"); + + bfin_write32(SIC_IWR0, iwr0); + bfin_write32(SIC_IWR1, iwr1); + local_irq_restore(flags); +} + +/* Writing to VR_CTL initiates a PLL relock sequence. */ +static __inline__ void bfin_write_VR_CTL(unsigned int val) +{ + unsigned long flags, iwr0, iwr1; + + if (val == bfin_read_VR_CTL()) + return; + + local_irq_save(flags); + /* Enable the PLL Wakeup bit in SIC IWR */ + iwr0 = bfin_read32(SIC_IWR0); + iwr1 = bfin_read32(SIC_IWR1); + /* Only allow PPL Wakeup) */ + bfin_write32(SIC_IWR0, IWR_ENABLE(0)); + bfin_write32(SIC_IWR1, 0); + + bfin_write16(VR_CTL, val); + SSYNC(); + asm("IDLE;"); + + bfin_write32(SIC_IWR0, iwr0); + bfin_write32(SIC_IWR1, iwr1); + local_irq_restore(flags); +} + #endif /* _CDEF_BF52X_H */ diff --git a/arch/blackfin/mach-bf533/include/mach/cdefBF532.h b/arch/blackfin/mach-bf533/include/mach/cdefBF532.h index 3d8978a52c1..24ff2cb967f 100644 --- a/arch/blackfin/mach-bf533/include/mach/cdefBF532.h +++ b/arch/blackfin/mach-bf533/include/mach/cdefBF532.h @@ -39,31 +39,8 @@ /*include core specific register pointer definitions*/ #include -#include - /* Clock and System Control (0xFFC0 0400-0xFFC0 07FF) */ #define bfin_read_PLL_CTL() bfin_read16(PLL_CTL) -/* Writing to PLL_CTL initiates a PLL relock sequence. */ -static __inline__ void bfin_write_PLL_CTL(unsigned int val) -{ - unsigned long flags, iwr; - - if (val == bfin_read_PLL_CTL()) - return; - - local_irq_save(flags); - /* Enable the PLL Wakeup bit in SIC IWR */ - iwr = bfin_read32(SIC_IWR); - /* Only allow PPL Wakeup) */ - bfin_write32(SIC_IWR, IWR_ENABLE(0)); - - bfin_write16(PLL_CTL, val); - SSYNC(); - asm("IDLE;"); - - bfin_write32(SIC_IWR, iwr); - local_irq_restore(flags); -} #define bfin_read_PLL_STAT() bfin_read16(PLL_STAT) #define bfin_write_PLL_STAT(val) bfin_write16(PLL_STAT,val) #define bfin_read_PLL_LOCKCNT() bfin_read16(PLL_LOCKCNT) @@ -72,27 +49,6 @@ static __inline__ void bfin_write_PLL_CTL(unsigned int val) #define bfin_read_PLL_DIV() bfin_read16(PLL_DIV) #define bfin_write_PLL_DIV(val) bfin_write16(PLL_DIV,val) #define bfin_read_VR_CTL() bfin_read16(VR_CTL) -/* Writing to VR_CTL initiates a PLL relock sequence. */ -static __inline__ void bfin_write_VR_CTL(unsigned int val) -{ - unsigned long flags, iwr; - - if (val == bfin_read_VR_CTL()) - return; - - local_irq_save(flags); - /* Enable the PLL Wakeup bit in SIC IWR */ - iwr = bfin_read32(SIC_IWR); - /* Only allow PPL Wakeup) */ - bfin_write32(SIC_IWR, IWR_ENABLE(0)); - - bfin_write16(VR_CTL, val); - SSYNC(); - asm("IDLE;"); - - bfin_write32(SIC_IWR, iwr); - local_irq_restore(flags); -} /* System Interrupt Controller (0xFFC0 0C00-0xFFC0 0FFF) */ #define bfin_read_SWRST() bfin_read16(SWRST) @@ -764,4 +720,51 @@ BFIN_READ_FIO_FLAG(T) #define bfin_read_PPI_FRAME() bfin_read16(PPI_FRAME) #define bfin_write_PPI_FRAME(val) bfin_write16(PPI_FRAME,val) +/* These need to be last due to the cdef/linux inter-dependencies */ +#include + +/* Writing to PLL_CTL initiates a PLL relock sequence. */ +static __inline__ void bfin_write_PLL_CTL(unsigned int val) +{ + unsigned long flags, iwr; + + if (val == bfin_read_PLL_CTL()) + return; + + local_irq_save(flags); + /* Enable the PLL Wakeup bit in SIC IWR */ + iwr = bfin_read32(SIC_IWR); + /* Only allow PPL Wakeup) */ + bfin_write32(SIC_IWR, IWR_ENABLE(0)); + + bfin_write16(PLL_CTL, val); + SSYNC(); + asm("IDLE;"); + + bfin_write32(SIC_IWR, iwr); + local_irq_restore(flags); +} + +/* Writing to VR_CTL initiates a PLL relock sequence. */ +static __inline__ void bfin_write_VR_CTL(unsigned int val) +{ + unsigned long flags, iwr; + + if (val == bfin_read_VR_CTL()) + return; + + local_irq_save(flags); + /* Enable the PLL Wakeup bit in SIC IWR */ + iwr = bfin_read32(SIC_IWR); + /* Only allow PPL Wakeup) */ + bfin_write32(SIC_IWR, IWR_ENABLE(0)); + + bfin_write16(VR_CTL, val); + SSYNC(); + asm("IDLE;"); + + bfin_write32(SIC_IWR, iwr); + local_irq_restore(flags); +} + #endif /* _CDEF_BF532_H */ diff --git a/arch/blackfin/mach-bf537/include/mach/cdefBF534.h b/arch/blackfin/mach-bf537/include/mach/cdefBF534.h index 88d491cd9f3..76135607e35 100644 --- a/arch/blackfin/mach-bf537/include/mach/cdefBF534.h +++ b/arch/blackfin/mach-bf537/include/mach/cdefBF534.h @@ -40,55 +40,11 @@ /* Include core specific register pointer definitions */ #include -#include - /* Clock and System Control (0xFFC00000 - 0xFFC000FF) */ #define bfin_read_PLL_CTL() bfin_read16(PLL_CTL) -/* Writing to PLL_CTL initiates a PLL relock sequence. */ -static __inline__ void bfin_write_PLL_CTL(unsigned int val) -{ - unsigned long flags, iwr; - - if (val == bfin_read_PLL_CTL()) - return; - - local_irq_save(flags); - /* Enable the PLL Wakeup bit in SIC IWR */ - iwr = bfin_read32(SIC_IWR); - /* Only allow PPL Wakeup) */ - bfin_write32(SIC_IWR, IWR_ENABLE(0)); - - bfin_write16(PLL_CTL, val); - SSYNC(); - asm("IDLE;"); - - bfin_write32(SIC_IWR, iwr); - local_irq_restore(flags); -} #define bfin_read_PLL_DIV() bfin_read16(PLL_DIV) #define bfin_write_PLL_DIV(val) bfin_write16(PLL_DIV,val) #define bfin_read_VR_CTL() bfin_read16(VR_CTL) -/* Writing to VR_CTL initiates a PLL relock sequence. */ -static __inline__ void bfin_write_VR_CTL(unsigned int val) -{ - unsigned long flags, iwr; - - if (val == bfin_read_VR_CTL()) - return; - - local_irq_save(flags); - /* Enable the PLL Wakeup bit in SIC IWR */ - iwr = bfin_read32(SIC_IWR); - /* Only allow PPL Wakeup) */ - bfin_write32(SIC_IWR, IWR_ENABLE(0)); - - bfin_write16(VR_CTL, val); - SSYNC(); - asm("IDLE;"); - - bfin_write32(SIC_IWR, iwr); - local_irq_restore(flags); -} #define bfin_read_PLL_STAT() bfin_read16(PLL_STAT) #define bfin_write_PLL_STAT(val) bfin_write16(PLL_STAT,val) #define bfin_read_PLL_LOCKCNT() bfin_read16(PLL_LOCKCNT) @@ -1816,4 +1772,51 @@ static __inline__ void bfin_write_VR_CTL(unsigned int val) #define bfin_read_HMDMA1_BCOUNT() bfin_read16(HMDMA1_BCOUNT) #define bfin_write_HMDMA1_BCOUNT(val) bfin_write16(HMDMA1_BCOUNT,val) +/* These need to be last due to the cdef/linux inter-dependencies */ +#include + +/* Writing to PLL_CTL initiates a PLL relock sequence. */ +static __inline__ void bfin_write_PLL_CTL(unsigned int val) +{ + unsigned long flags, iwr; + + if (val == bfin_read_PLL_CTL()) + return; + + local_irq_save(flags); + /* Enable the PLL Wakeup bit in SIC IWR */ + iwr = bfin_read32(SIC_IWR); + /* Only allow PPL Wakeup) */ + bfin_write32(SIC_IWR, IWR_ENABLE(0)); + + bfin_write16(PLL_CTL, val); + SSYNC(); + asm("IDLE;"); + + bfin_write32(SIC_IWR, iwr); + local_irq_restore(flags); +} + +/* Writing to VR_CTL initiates a PLL relock sequence. */ +static __inline__ void bfin_write_VR_CTL(unsigned int val) +{ + unsigned long flags, iwr; + + if (val == bfin_read_VR_CTL()) + return; + + local_irq_save(flags); + /* Enable the PLL Wakeup bit in SIC IWR */ + iwr = bfin_read32(SIC_IWR); + /* Only allow PPL Wakeup) */ + bfin_write32(SIC_IWR, IWR_ENABLE(0)); + + bfin_write16(VR_CTL, val); + SSYNC(); + asm("IDLE;"); + + bfin_write32(SIC_IWR, iwr); + local_irq_restore(flags); +} + #endif /* _CDEF_BF534_H */ diff --git a/arch/blackfin/mach-bf538/include/mach/cdefBF538.h b/arch/blackfin/mach-bf538/include/mach/cdefBF538.h index f92e7c3932f..1d768a65d13 100644 --- a/arch/blackfin/mach-bf538/include/mach/cdefBF538.h +++ b/arch/blackfin/mach-bf538/include/mach/cdefBF538.h @@ -39,62 +39,12 @@ /*include core specific register pointer definitions*/ #include -#include - #define bfin_writePTR(addr, val) bfin_write32(addr, val) #define bfin_read_PLL_CTL() bfin_read16(PLL_CTL) -/* Writing to PLL_CTL initiates a PLL relock sequence. */ -static __inline__ void bfin_write_PLL_CTL(unsigned int val) -{ - unsigned long flags, iwr0, iwr1; - - if (val == bfin_read_PLL_CTL()) - return; - - local_irq_save(flags); - /* Enable the PLL Wakeup bit in SIC IWR */ - iwr0 = bfin_read32(SIC_IWR0); - iwr1 = bfin_read32(SIC_IWR1); - /* Only allow PPL Wakeup) */ - bfin_write32(SIC_IWR0, IWR_ENABLE(0)); - bfin_write32(SIC_IWR1, 0); - - bfin_write16(PLL_CTL, val); - SSYNC(); - asm("IDLE;"); - - bfin_write32(SIC_IWR0, iwr0); - bfin_write32(SIC_IWR1, iwr1); - local_irq_restore(flags); -} #define bfin_read_PLL_DIV() bfin_read16(PLL_DIV) #define bfin_write_PLL_DIV(val) bfin_write16(PLL_DIV, val) #define bfin_read_VR_CTL() bfin_read16(VR_CTL) -/* Writing to VR_CTL initiates a PLL relock sequence. */ -static __inline__ void bfin_write_VR_CTL(unsigned int val) -{ - unsigned long flags, iwr0, iwr1; - - if (val == bfin_read_VR_CTL()) - return; - - local_irq_save(flags); - /* Enable the PLL Wakeup bit in SIC IWR */ - iwr0 = bfin_read32(SIC_IWR0); - iwr1 = bfin_read32(SIC_IWR1); - /* Only allow PPL Wakeup) */ - bfin_write32(SIC_IWR0, IWR_ENABLE(0)); - bfin_write32(SIC_IWR1, 0); - - bfin_write16(VR_CTL, val); - SSYNC(); - asm("IDLE;"); - - bfin_write32(SIC_IWR0, iwr0); - bfin_write32(SIC_IWR1, iwr1); - local_irq_restore(flags); -} #define bfin_read_PLL_STAT() bfin_read16(PLL_STAT) #define bfin_write_PLL_STAT(val) bfin_write16(PLL_STAT, val) #define bfin_read_PLL_LOCKCNT() bfin_read16(PLL_LOCKCNT) @@ -2102,4 +2052,57 @@ static __inline__ void bfin_write_VR_CTL(unsigned int val) #define bfin_read_CAN_MB31_ID1() bfin_read16(CAN_MB31_ID1) #define bfin_write_CAN_MB31_ID1(val) bfin_write16(CAN_MB31_ID1, val) +/* These need to be last due to the cdef/linux inter-dependencies */ +#include + +/* Writing to PLL_CTL initiates a PLL relock sequence. */ +static __inline__ void bfin_write_PLL_CTL(unsigned int val) +{ + unsigned long flags, iwr0, iwr1; + + if (val == bfin_read_PLL_CTL()) + return; + + local_irq_save(flags); + /* Enable the PLL Wakeup bit in SIC IWR */ + iwr0 = bfin_read32(SIC_IWR0); + iwr1 = bfin_read32(SIC_IWR1); + /* Only allow PPL Wakeup) */ + bfin_write32(SIC_IWR0, IWR_ENABLE(0)); + bfin_write32(SIC_IWR1, 0); + + bfin_write16(PLL_CTL, val); + SSYNC(); + asm("IDLE;"); + + bfin_write32(SIC_IWR0, iwr0); + bfin_write32(SIC_IWR1, iwr1); + local_irq_restore(flags); +} + +/* Writing to VR_CTL initiates a PLL relock sequence. */ +static __inline__ void bfin_write_VR_CTL(unsigned int val) +{ + unsigned long flags, iwr0, iwr1; + + if (val == bfin_read_VR_CTL()) + return; + + local_irq_save(flags); + /* Enable the PLL Wakeup bit in SIC IWR */ + iwr0 = bfin_read32(SIC_IWR0); + iwr1 = bfin_read32(SIC_IWR1); + /* Only allow PPL Wakeup) */ + bfin_write32(SIC_IWR0, IWR_ENABLE(0)); + bfin_write32(SIC_IWR1, 0); + + bfin_write16(VR_CTL, val); + SSYNC(); + asm("IDLE;"); + + bfin_write32(SIC_IWR0, iwr0); + bfin_write32(SIC_IWR1, iwr1); + local_irq_restore(flags); +} + #endif diff --git a/arch/blackfin/mach-bf548/include/mach/cdefBF54x_base.h b/arch/blackfin/mach-bf548/include/mach/cdefBF54x_base.h index 57ac8cb9b1f..c376fb7acda 100644 --- a/arch/blackfin/mach-bf548/include/mach/cdefBF54x_base.h +++ b/arch/blackfin/mach-bf548/include/mach/cdefBF54x_base.h @@ -34,7 +34,6 @@ #include #include "defBF54x_base.h" -#include /* ************************************************************** */ /* SYSTEM & MMR ADDRESS DEFINITIONS COMMON TO ALL ADSP-BF54x */ @@ -43,63 +42,9 @@ /* PLL Registers */ #define bfin_read_PLL_CTL() bfin_read16(PLL_CTL) -/* Writing to PLL_CTL initiates a PLL relock sequence. */ -static __inline__ void bfin_write_PLL_CTL(unsigned int val) -{ - unsigned long flags, iwr0, iwr1, iwr2; - - if (val == bfin_read_PLL_CTL()) - return; - - local_irq_save(flags); - /* Enable the PLL Wakeup bit in SIC IWR */ - iwr0 = bfin_read32(SIC_IWR0); - iwr1 = bfin_read32(SIC_IWR1); - iwr2 = bfin_read32(SIC_IWR2); - /* Only allow PPL Wakeup) */ - bfin_write32(SIC_IWR0, IWR_ENABLE(0)); - bfin_write32(SIC_IWR1, 0); - bfin_write32(SIC_IWR2, 0); - - bfin_write16(PLL_CTL, val); - SSYNC(); - asm("IDLE;"); - - bfin_write32(SIC_IWR0, iwr0); - bfin_write32(SIC_IWR1, iwr1); - bfin_write32(SIC_IWR2, iwr2); - local_irq_restore(flags); -} #define bfin_read_PLL_DIV() bfin_read16(PLL_DIV) #define bfin_write_PLL_DIV(val) bfin_write16(PLL_DIV, val) #define bfin_read_VR_CTL() bfin_read16(VR_CTL) -/* Writing to VR_CTL initiates a PLL relock sequence. */ -static __inline__ void bfin_write_VR_CTL(unsigned int val) -{ - unsigned long flags, iwr0, iwr1, iwr2; - - if (val == bfin_read_VR_CTL()) - return; - - local_irq_save(flags); - /* Enable the PLL Wakeup bit in SIC IWR */ - iwr0 = bfin_read32(SIC_IWR0); - iwr1 = bfin_read32(SIC_IWR1); - iwr2 = bfin_read32(SIC_IWR2); - /* Only allow PPL Wakeup) */ - bfin_write32(SIC_IWR0, IWR_ENABLE(0)); - bfin_write32(SIC_IWR1, 0); - bfin_write32(SIC_IWR2, 0); - - bfin_write16(VR_CTL, val); - SSYNC(); - asm("IDLE;"); - - bfin_write32(SIC_IWR0, iwr0); - bfin_write32(SIC_IWR1, iwr1); - bfin_write32(SIC_IWR2, iwr2); - local_irq_restore(flags); -} #define bfin_read_PLL_STAT() bfin_read16(PLL_STAT) #define bfin_write_PLL_STAT(val) bfin_write16(PLL_STAT, val) #define bfin_read_PLL_LOCKCNT() bfin_read16(PLL_LOCKCNT) @@ -2746,5 +2691,64 @@ static __inline__ void bfin_write_VR_CTL(unsigned int val) #define bfin_read_PINT3_IRQ bfin_read_PINT3_REQUEST #define bfin_write_PINT3_IRQ bfin_write_PINT3_REQUEST +/* These need to be last due to the cdef/linux inter-dependencies */ +#include + +/* Writing to PLL_CTL initiates a PLL relock sequence. */ +static __inline__ void bfin_write_PLL_CTL(unsigned int val) +{ + unsigned long flags, iwr0, iwr1, iwr2; + + if (val == bfin_read_PLL_CTL()) + return; + + local_irq_save(flags); + /* Enable the PLL Wakeup bit in SIC IWR */ + iwr0 = bfin_read32(SIC_IWR0); + iwr1 = bfin_read32(SIC_IWR1); + iwr2 = bfin_read32(SIC_IWR2); + /* Only allow PPL Wakeup) */ + bfin_write32(SIC_IWR0, IWR_ENABLE(0)); + bfin_write32(SIC_IWR1, 0); + bfin_write32(SIC_IWR2, 0); + + bfin_write16(PLL_CTL, val); + SSYNC(); + asm("IDLE;"); + + bfin_write32(SIC_IWR0, iwr0); + bfin_write32(SIC_IWR1, iwr1); + bfin_write32(SIC_IWR2, iwr2); + local_irq_restore(flags); +} + +/* Writing to VR_CTL initiates a PLL relock sequence. */ +static __inline__ void bfin_write_VR_CTL(unsigned int val) +{ + unsigned long flags, iwr0, iwr1, iwr2; + + if (val == bfin_read_VR_CTL()) + return; + + local_irq_save(flags); + /* Enable the PLL Wakeup bit in SIC IWR */ + iwr0 = bfin_read32(SIC_IWR0); + iwr1 = bfin_read32(SIC_IWR1); + iwr2 = bfin_read32(SIC_IWR2); + /* Only allow PPL Wakeup) */ + bfin_write32(SIC_IWR0, IWR_ENABLE(0)); + bfin_write32(SIC_IWR1, 0); + bfin_write32(SIC_IWR2, 0); + + bfin_write16(VR_CTL, val); + SSYNC(); + asm("IDLE;"); + + bfin_write32(SIC_IWR0, iwr0); + bfin_write32(SIC_IWR1, iwr1); + bfin_write32(SIC_IWR2, iwr2); + local_irq_restore(flags); +} + #endif /* _CDEF_BF54X_H */ diff --git a/arch/blackfin/mach-bf561/include/mach/cdefBF561.h b/arch/blackfin/mach-bf561/include/mach/cdefBF561.h index c14d63402e7..eb349ca88cc 100644 --- a/arch/blackfin/mach-bf561/include/mach/cdefBF561.h +++ b/arch/blackfin/mach-bf561/include/mach/cdefBF561.h @@ -39,65 +39,15 @@ /*include core specific register pointer definitions*/ #include -#include - /*********************************************************************************** */ /* System MMR Register Map */ /*********************************************************************************** */ /* Clock and System Control (0xFFC00000 - 0xFFC000FF) */ #define bfin_read_PLL_CTL() bfin_read16(PLL_CTL) -/* Writing to PLL_CTL initiates a PLL relock sequence. */ -static __inline__ void bfin_write_PLL_CTL(unsigned int val) -{ - unsigned long flags, iwr0, iwr1; - - if (val == bfin_read_PLL_CTL()) - return; - - local_irq_save(flags); - /* Enable the PLL Wakeup bit in SIC IWR */ - iwr0 = bfin_read32(SICA_IWR0); - iwr1 = bfin_read32(SICA_IWR1); - /* Only allow PPL Wakeup) */ - bfin_write32(SICA_IWR0, IWR_ENABLE(0)); - bfin_write32(SICA_IWR1, 0); - - bfin_write16(PLL_CTL, val); - SSYNC(); - asm("IDLE;"); - - bfin_write32(SICA_IWR0, iwr0); - bfin_write32(SICA_IWR1, iwr1); - local_irq_restore(flags); -} #define bfin_read_PLL_DIV() bfin_read16(PLL_DIV) #define bfin_write_PLL_DIV(val) bfin_write16(PLL_DIV,val) #define bfin_read_VR_CTL() bfin_read16(VR_CTL) -/* Writing to VR_CTL initiates a PLL relock sequence. */ -static __inline__ void bfin_write_VR_CTL(unsigned int val) -{ - unsigned long flags, iwr0, iwr1; - - if (val == bfin_read_VR_CTL()) - return; - - local_irq_save(flags); - /* Enable the PLL Wakeup bit in SIC IWR */ - iwr0 = bfin_read32(SICA_IWR0); - iwr1 = bfin_read32(SICA_IWR1); - /* Only allow PPL Wakeup) */ - bfin_write32(SICA_IWR0, IWR_ENABLE(0)); - bfin_write32(SICA_IWR1, 0); - - bfin_write16(VR_CTL, val); - SSYNC(); - asm("IDLE;"); - - bfin_write32(SICA_IWR0, iwr0); - bfin_write32(SICA_IWR1, iwr1); - local_irq_restore(flags); -} #define bfin_read_PLL_STAT() bfin_read16(PLL_STAT) #define bfin_write_PLL_STAT(val) bfin_write16(PLL_STAT,val) #define bfin_read_PLL_LOCKCNT() bfin_read16(PLL_LOCKCNT) @@ -1576,4 +1526,57 @@ static __inline__ void bfin_write_VR_CTL(unsigned int val) #define bfin_read_MDMA_D0_START_ADDR() bfin_read_MDMA1_D0_START_ADDR() #define bfin_write_MDMA_D0_START_ADDR(val) bfin_write_MDMA1_D0_START_ADDR(val) +/* These need to be last due to the cdef/linux inter-dependencies */ +#include + +/* Writing to PLL_CTL initiates a PLL relock sequence. */ +static __inline__ void bfin_write_PLL_CTL(unsigned int val) +{ + unsigned long flags, iwr0, iwr1; + + if (val == bfin_read_PLL_CTL()) + return; + + local_irq_save(flags); + /* Enable the PLL Wakeup bit in SIC IWR */ + iwr0 = bfin_read32(SICA_IWR0); + iwr1 = bfin_read32(SICA_IWR1); + /* Only allow PPL Wakeup) */ + bfin_write32(SICA_IWR0, IWR_ENABLE(0)); + bfin_write32(SICA_IWR1, 0); + + bfin_write16(PLL_CTL, val); + SSYNC(); + asm("IDLE;"); + + bfin_write32(SICA_IWR0, iwr0); + bfin_write32(SICA_IWR1, iwr1); + local_irq_restore(flags); +} + +/* Writing to VR_CTL initiates a PLL relock sequence. */ +static __inline__ void bfin_write_VR_CTL(unsigned int val) +{ + unsigned long flags, iwr0, iwr1; + + if (val == bfin_read_VR_CTL()) + return; + + local_irq_save(flags); + /* Enable the PLL Wakeup bit in SIC IWR */ + iwr0 = bfin_read32(SICA_IWR0); + iwr1 = bfin_read32(SICA_IWR1); + /* Only allow PPL Wakeup) */ + bfin_write32(SICA_IWR0, IWR_ENABLE(0)); + bfin_write32(SICA_IWR1, 0); + + bfin_write16(VR_CTL, val); + SSYNC(); + asm("IDLE;"); + + bfin_write32(SICA_IWR0, iwr0); + bfin_write32(SICA_IWR1, iwr1); + local_irq_restore(flags); +} + #endif /* _CDEF_BF561_H */ -- cgit v1.2.3-70-g09d2 From b60705765a635728187e5cea5f36914886675013 Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Tue, 18 Nov 2008 17:48:22 +0800 Subject: Blackfin arch: move out irq related functions move irq related functions into asm/irq.h and out of the mondo asm/system.h Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu --- arch/blackfin/include/asm/irq.h | 92 +++++++++++++++++++++- arch/blackfin/include/asm/pda.h | 2 +- arch/blackfin/include/asm/system.h | 92 +--------------------- arch/blackfin/kernel/vmlinux.lds.S | 1 - .../mach-bf518/include/mach/cdefBF51x_base.h | 2 +- .../mach-bf527/include/mach/cdefBF52x_base.h | 2 +- arch/blackfin/mach-bf533/include/mach/cdefBF532.h | 2 +- arch/blackfin/mach-bf537/include/mach/cdefBF534.h | 2 +- arch/blackfin/mach-bf538/include/mach/cdefBF538.h | 2 +- .../mach-bf548/include/mach/cdefBF54x_base.h | 2 +- arch/blackfin/mach-bf561/include/mach/cdefBF561.h | 2 +- 11 files changed, 101 insertions(+), 100 deletions(-) (limited to 'arch/blackfin/mach-bf548/include/mach') diff --git a/arch/blackfin/include/asm/irq.h b/arch/blackfin/include/asm/irq.h index 9377816fa18..e43c20583fc 100644 --- a/arch/blackfin/include/asm/irq.h +++ b/arch/blackfin/include/asm/irq.h @@ -19,11 +19,101 @@ /* SYS_IRQS and NR_IRQS are defined in */ #include -#include +#include +#include static __inline__ int irq_canonicalize(int irq) { return irq; } +/* + * Interrupt configuring macros. + */ +#define local_irq_disable() \ + do { \ + int __tmp_dummy; \ + __asm__ __volatile__( \ + "cli %0;" \ + : "=d" (__tmp_dummy) \ + ); \ + } while (0) + +#if ANOMALY_05000244 && defined(CONFIG_BFIN_ICACHE) +# define NOP_PAD_ANOMALY_05000244 "nop; nop;" +#else +# define NOP_PAD_ANOMALY_05000244 +#endif + +#ifdef CONFIG_SMP +/* Forward decl needed due to cdef inter dependencies */ +static inline uint32_t __pure bfin_dspid(void); +# define blackfin_core_id() (bfin_dspid() & 0xff) +# define irq_flags cpu_pda[blackfin_core_id()].imask +#else +extern unsigned long irq_flags; +#endif + +#define local_irq_enable() \ + __asm__ __volatile__( \ + "sti %0;" \ + : \ + : "d" (irq_flags) \ + ) + +#define idle_with_irq_disabled() \ + __asm__ __volatile__( \ + NOP_PAD_ANOMALY_05000244 \ + ".align 8;" \ + "sti %0;" \ + "idle;" \ + : \ + : "d" (irq_flags) \ + ) + +#ifdef CONFIG_DEBUG_HWERR +# define __save_and_cli(x) \ + __asm__ __volatile__( \ + "cli %0;" \ + "sti %1;" \ + : "=&d" (x) \ + : "d" (0x3F) \ + ) +#else +# define __save_and_cli(x) \ + __asm__ __volatile__( \ + "cli %0;" \ + : "=&d" (x) \ + ) +#endif + +#define local_save_flags(x) \ + __asm__ __volatile__( \ + "cli %0;" \ + "sti %0;" \ + : "=d" (x) \ + ) + +#ifdef CONFIG_DEBUG_HWERR +#define irqs_enabled_from_flags(x) (((x) & ~0x3f) != 0) +#else +#define irqs_enabled_from_flags(x) ((x) != 0x1f) +#endif + +#define local_irq_restore(x) \ + do { \ + if (irqs_enabled_from_flags(x)) \ + local_irq_enable(); \ + } while (0) + +/* For spinlocks etc */ +#define local_irq_save(x) __save_and_cli(x) + +#define irqs_disabled() \ +({ \ + unsigned long flags; \ + local_save_flags(flags); \ + !irqs_enabled_from_flags(flags); \ +}) + #endif /* _BFIN_IRQ_H_ */ diff --git a/arch/blackfin/include/asm/pda.h b/arch/blackfin/include/asm/pda.h index a24d130c30f..bd8d4a7efeb 100644 --- a/arch/blackfin/include/asm/pda.h +++ b/arch/blackfin/include/asm/pda.h @@ -23,7 +23,7 @@ #ifndef _ASM_BLACKFIN_PDA_H #define _ASM_BLACKFIN_PDA_H -#include +#include #ifndef __ASSEMBLY__ diff --git a/arch/blackfin/include/asm/system.h b/arch/blackfin/include/asm/system.h index 6b368faf30c..e8bcfa4ee5c 100644 --- a/arch/blackfin/include/asm/system.h +++ b/arch/blackfin/include/asm/system.h @@ -39,95 +39,7 @@ #include #include #include - -/* Forward decl needed due to cdef inter dependencies */ -static inline uint32_t __pure bfin_dspid(void); -#define blackfin_core_id() (bfin_dspid() & 0xff) - -/* - * Interrupt configuring macros. - */ -#define local_irq_disable() \ - do { \ - int __tmp_dummy; \ - __asm__ __volatile__( \ - "cli %0;" \ - : "=d" (__tmp_dummy) \ - ); \ - } while (0) - -#if ANOMALY_05000244 && defined(CONFIG_BFIN_ICACHE) -# define NOP_PAD_ANOMALY_05000244 "nop; nop;" -#else -# define NOP_PAD_ANOMALY_05000244 -#endif - -#ifdef CONFIG_SMP -# define irq_flags cpu_pda[blackfin_core_id()].imask -#else -extern unsigned long irq_flags; -#endif - -#define local_irq_enable() \ - __asm__ __volatile__( \ - "sti %0;" \ - : \ - : "d" (irq_flags) \ - ) -#define idle_with_irq_disabled() \ - __asm__ __volatile__( \ - NOP_PAD_ANOMALY_05000244 \ - ".align 8;" \ - "sti %0;" \ - "idle;" \ - : \ - : "d" (irq_flags) \ - ) - -#ifdef CONFIG_DEBUG_HWERR -# define __save_and_cli(x) \ - __asm__ __volatile__( \ - "cli %0;" \ - "sti %1;" \ - : "=&d" (x) \ - : "d" (0x3F) \ - ) -#else -# define __save_and_cli(x) \ - __asm__ __volatile__( \ - "cli %0;" \ - : "=&d" (x) \ - ) -#endif - -#define local_save_flags(x) \ - __asm__ __volatile__( \ - "cli %0;" \ - "sti %0;" \ - : "=d" (x) \ - ) - -#ifdef CONFIG_DEBUG_HWERR -#define irqs_enabled_from_flags(x) (((x) & ~0x3f) != 0) -#else -#define irqs_enabled_from_flags(x) ((x) != 0x1f) -#endif - -#define local_irq_restore(x) \ - do { \ - if (irqs_enabled_from_flags(x)) \ - local_irq_enable(); \ - } while (0) - -/* For spinlocks etc */ -#define local_irq_save(x) __save_and_cli(x) - -#define irqs_disabled() \ -({ \ - unsigned long flags; \ - local_save_flags(flags); \ - !irqs_enabled_from_flags(flags); \ -}) +#include /* * Force strict CPU ordering. @@ -279,7 +191,7 @@ static inline unsigned long __xchg(unsigned long x, volatile void *ptr, * ptr isn't the current task, in which case it does nothing. */ -#include +#include asmlinkage struct task_struct *resume(struct task_struct *prev, struct task_struct *next); diff --git a/arch/blackfin/kernel/vmlinux.lds.S b/arch/blackfin/kernel/vmlinux.lds.S index 2a485352ec1..3a1f73794aa 100644 --- a/arch/blackfin/kernel/vmlinux.lds.S +++ b/arch/blackfin/kernel/vmlinux.lds.S @@ -109,7 +109,6 @@ SECTIONS #endif DATA_DATA - *(.data) CONSTRUCTORS /* make sure the init_task is aligned to the diff --git a/arch/blackfin/mach-bf518/include/mach/cdefBF51x_base.h b/arch/blackfin/mach-bf518/include/mach/cdefBF51x_base.h index 45a7ff88d86..9fbcd222198 100644 --- a/arch/blackfin/mach-bf518/include/mach/cdefBF51x_base.h +++ b/arch/blackfin/mach-bf518/include/mach/cdefBF51x_base.h @@ -1153,7 +1153,7 @@ #define bfin_write_NFC_DATA_RD(val) bfin_write16(NFC_DATA_RD, val) /* These need to be last due to the cdef/linux inter-dependencies */ -#include +#include /* Writing to PLL_CTL initiates a PLL relock sequence. */ static __inline__ void bfin_write_PLL_CTL(unsigned int val) diff --git a/arch/blackfin/mach-bf527/include/mach/cdefBF52x_base.h b/arch/blackfin/mach-bf527/include/mach/cdefBF52x_base.h index 008603f332a..8a374c358ed 100644 --- a/arch/blackfin/mach-bf527/include/mach/cdefBF52x_base.h +++ b/arch/blackfin/mach-bf527/include/mach/cdefBF52x_base.h @@ -1153,7 +1153,7 @@ #define bfin_write_NFC_DATA_RD(val) bfin_write16(NFC_DATA_RD, val) /* These need to be last due to the cdef/linux inter-dependencies */ -#include +#include /* Writing to PLL_CTL initiates a PLL relock sequence. */ static __inline__ void bfin_write_PLL_CTL(unsigned int val) diff --git a/arch/blackfin/mach-bf533/include/mach/cdefBF532.h b/arch/blackfin/mach-bf533/include/mach/cdefBF532.h index b148d2b7e47..d7b08f638ea 100644 --- a/arch/blackfin/mach-bf533/include/mach/cdefBF532.h +++ b/arch/blackfin/mach-bf533/include/mach/cdefBF532.h @@ -677,7 +677,7 @@ #define bfin_write_PPI_FRAME(val) bfin_write16(PPI_FRAME,val) /* These need to be last due to the cdef/linux inter-dependencies */ -#include +#include #if ANOMALY_05000311 #define BFIN_WRITE_FIO_FLAG(name) \ diff --git a/arch/blackfin/mach-bf537/include/mach/cdefBF534.h b/arch/blackfin/mach-bf537/include/mach/cdefBF534.h index 76135607e35..f3416923be6 100644 --- a/arch/blackfin/mach-bf537/include/mach/cdefBF534.h +++ b/arch/blackfin/mach-bf537/include/mach/cdefBF534.h @@ -1773,7 +1773,7 @@ #define bfin_write_HMDMA1_BCOUNT(val) bfin_write16(HMDMA1_BCOUNT,val) /* These need to be last due to the cdef/linux inter-dependencies */ -#include +#include /* Writing to PLL_CTL initiates a PLL relock sequence. */ static __inline__ void bfin_write_PLL_CTL(unsigned int val) diff --git a/arch/blackfin/mach-bf538/include/mach/cdefBF538.h b/arch/blackfin/mach-bf538/include/mach/cdefBF538.h index 1d768a65d13..7e469b8d939 100644 --- a/arch/blackfin/mach-bf538/include/mach/cdefBF538.h +++ b/arch/blackfin/mach-bf538/include/mach/cdefBF538.h @@ -2053,7 +2053,7 @@ #define bfin_write_CAN_MB31_ID1(val) bfin_write16(CAN_MB31_ID1, val) /* These need to be last due to the cdef/linux inter-dependencies */ -#include +#include /* Writing to PLL_CTL initiates a PLL relock sequence. */ static __inline__ void bfin_write_PLL_CTL(unsigned int val) diff --git a/arch/blackfin/mach-bf548/include/mach/cdefBF54x_base.h b/arch/blackfin/mach-bf548/include/mach/cdefBF54x_base.h index c376fb7acda..0a3b210daad 100644 --- a/arch/blackfin/mach-bf548/include/mach/cdefBF54x_base.h +++ b/arch/blackfin/mach-bf548/include/mach/cdefBF54x_base.h @@ -2692,7 +2692,7 @@ #define bfin_write_PINT3_IRQ bfin_write_PINT3_REQUEST /* These need to be last due to the cdef/linux inter-dependencies */ -#include +#include /* Writing to PLL_CTL initiates a PLL relock sequence. */ static __inline__ void bfin_write_PLL_CTL(unsigned int val) diff --git a/arch/blackfin/mach-bf561/include/mach/cdefBF561.h b/arch/blackfin/mach-bf561/include/mach/cdefBF561.h index eb349ca88cc..b16875d735b 100644 --- a/arch/blackfin/mach-bf561/include/mach/cdefBF561.h +++ b/arch/blackfin/mach-bf561/include/mach/cdefBF561.h @@ -1527,7 +1527,7 @@ #define bfin_write_MDMA_D0_START_ADDR(val) bfin_write_MDMA1_D0_START_ADDR(val) /* These need to be last due to the cdef/linux inter-dependencies */ -#include +#include /* Writing to PLL_CTL initiates a PLL relock sequence. */ static __inline__ void bfin_write_PLL_CTL(unsigned int val) -- cgit v1.2.3-70-g09d2 From 94b28211d83a7d8e86a8452a1bc65c95853af448 Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Tue, 18 Nov 2008 17:48:21 +0800 Subject: Blackfin arch: add ANOMALY_05000435 to our headers Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu --- arch/blackfin/mach-bf527/include/mach/anomaly.h | 2 ++ arch/blackfin/mach-bf533/include/mach/anomaly.h | 1 + arch/blackfin/mach-bf537/include/mach/anomaly.h | 1 + arch/blackfin/mach-bf538/include/mach/anomaly.h | 1 + arch/blackfin/mach-bf548/include/mach/anomaly.h | 1 + arch/blackfin/mach-bf561/include/mach/anomaly.h | 1 + 6 files changed, 7 insertions(+) (limited to 'arch/blackfin/mach-bf548/include/mach') diff --git a/arch/blackfin/mach-bf527/include/mach/anomaly.h b/arch/blackfin/mach-bf527/include/mach/anomaly.h index 8d09e6d5c9c..f3025f67d1c 100644 --- a/arch/blackfin/mach-bf527/include/mach/anomaly.h +++ b/arch/blackfin/mach-bf527/include/mach/anomaly.h @@ -151,6 +151,8 @@ #define ANOMALY_05000430 (ANOMALY_BF527 && __SILICON_REVISION__ > 1) /* bfrom_SysControl() Does Not Clear SIC_IWR1 Before Executing PLL Programming Sequence */ #define ANOMALY_05000432 (ANOMALY_BF526) +/* Certain SIC Registers are not Reset After Soft or Core Double Fault Reset */ +#define ANOMALY_05000435 (ANOMALY_BF526 && __SILICON_REVISION__ < 1 || ANOMALY_BF527) /* IFLUSH Instruction at End of Hardware Loop Causes Infinite Stall */ #define ANOMALY_05000443 (1) diff --git a/arch/blackfin/mach-bf533/include/mach/anomaly.h b/arch/blackfin/mach-bf533/include/mach/anomaly.h index e34bc72aa96..2f144a0cf76 100644 --- a/arch/blackfin/mach-bf533/include/mach/anomaly.h +++ b/arch/blackfin/mach-bf533/include/mach/anomaly.h @@ -275,5 +275,6 @@ #define ANOMALY_05000323 (0) #define ANOMALY_05000353 (1) #define ANOMALY_05000386 (1) +#define ANOMALY_05000435 (0) #endif diff --git a/arch/blackfin/mach-bf537/include/mach/anomaly.h b/arch/blackfin/mach-bf537/include/mach/anomaly.h index c6c18f8644c..99c856f8843 100644 --- a/arch/blackfin/mach-bf537/include/mach/anomaly.h +++ b/arch/blackfin/mach-bf537/include/mach/anomaly.h @@ -163,5 +163,6 @@ #define ANOMALY_05000353 (1) #define ANOMALY_05000363 (0) #define ANOMALY_05000386 (1) +#define ANOMALY_05000435 (0) #endif diff --git a/arch/blackfin/mach-bf538/include/mach/anomaly.h b/arch/blackfin/mach-bf538/include/mach/anomaly.h index 80b3bd98e30..d032acc1eee 100644 --- a/arch/blackfin/mach-bf538/include/mach/anomaly.h +++ b/arch/blackfin/mach-bf538/include/mach/anomaly.h @@ -119,5 +119,6 @@ #define ANOMALY_05000353 (1) #define ANOMALY_05000363 (0) #define ANOMALY_05000386 (1) +#define ANOMALY_05000435 (0) #endif diff --git a/arch/blackfin/mach-bf548/include/mach/anomaly.h b/arch/blackfin/mach-bf548/include/mach/anomaly.h index 98f973299b8..93cdf4ef19f 100644 --- a/arch/blackfin/mach-bf548/include/mach/anomaly.h +++ b/arch/blackfin/mach-bf548/include/mach/anomaly.h @@ -175,5 +175,6 @@ #define ANOMALY_05000311 (0) #define ANOMALY_05000323 (0) #define ANOMALY_05000363 (0) +#define ANOMALY_05000435 (0) #endif diff --git a/arch/blackfin/mach-bf561/include/mach/anomaly.h b/arch/blackfin/mach-bf561/include/mach/anomaly.h index a1ff7c40238..4d4884b3c63 100644 --- a/arch/blackfin/mach-bf561/include/mach/anomaly.h +++ b/arch/blackfin/mach-bf561/include/mach/anomaly.h @@ -274,5 +274,6 @@ #define ANOMALY_05000311 (0) #define ANOMALY_05000353 (1) #define ANOMALY_05000386 (1) +#define ANOMALY_05000435 (0) #endif -- cgit v1.2.3-70-g09d2 From 73feb5c09dcf0d64beb67aa5e1f79e11a388e0ff Mon Sep 17 00:00:00 2001 From: Michael Hennerich Date: Wed, 7 Jan 2009 23:14:39 +0800 Subject: Blackfin arch: fix bugs and unify BFIN_KERNEL_CLOCK option - remove duplicated code and headers - add option allowing arbitrary SDRAM/DDR Timing parameters. - mark automatically calculated timings as EXPERIMENTAL - fix comment header block Related to BUGs: - kernel boot up fails with CONFIG_BFIN_KERNEL_CLOCK item on. - kernel does not boot if re-program clocks [ Mike Frysinger - fix comment header - mark do_sync static - document the DMA shutdown - simplify SIC_IWR handling - fix ANOMALY_05000265 handling to work as intended ] Signed-off-by: Michael Hennerich Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu --- arch/blackfin/Kconfig | 59 +++- arch/blackfin/Makefile | 2 +- arch/blackfin/include/asm/mem_init.h | 362 +++++++++++++++++++++++ arch/blackfin/mach-bf518/Makefile | 2 - arch/blackfin/mach-bf518/head.S | 146 --------- arch/blackfin/mach-bf518/include/mach/mem_init.h | 310 ------------------- arch/blackfin/mach-bf527/Makefile | 2 - arch/blackfin/mach-bf527/head.S | 146 --------- arch/blackfin/mach-bf527/include/mach/mem_init.h | 310 ------------------- arch/blackfin/mach-bf533/Makefile | 2 - arch/blackfin/mach-bf533/head.S | 137 --------- arch/blackfin/mach-bf533/include/mach/mem_init.h | 297 ------------------- arch/blackfin/mach-bf537/Makefile | 2 - arch/blackfin/mach-bf537/head.S | 146 --------- arch/blackfin/mach-bf537/include/mach/mem_init.h | 303 ------------------- arch/blackfin/mach-bf538/Makefile | 2 - arch/blackfin/mach-bf538/head.S | 137 --------- arch/blackfin/mach-bf538/include/mach/mem_init.h | 303 ------------------- arch/blackfin/mach-bf548/Makefile | 2 - arch/blackfin/mach-bf548/head.S | 158 ---------- arch/blackfin/mach-bf548/include/mach/mem_init.h | 255 ---------------- arch/blackfin/mach-bf561/Makefile | 2 - arch/blackfin/mach-bf561/head.S | 136 --------- arch/blackfin/mach-bf561/include/mach/mem_init.h | 295 ------------------ arch/blackfin/mach-common/Makefile | 1 + arch/blackfin/mach-common/clocks-init.c | 93 ++++++ arch/blackfin/mach-common/head.S | 2 +- 27 files changed, 515 insertions(+), 3097 deletions(-) create mode 100644 arch/blackfin/include/asm/mem_init.h delete mode 100644 arch/blackfin/mach-bf518/head.S delete mode 100644 arch/blackfin/mach-bf518/include/mach/mem_init.h delete mode 100644 arch/blackfin/mach-bf527/head.S delete mode 100644 arch/blackfin/mach-bf527/include/mach/mem_init.h delete mode 100644 arch/blackfin/mach-bf533/head.S delete mode 100644 arch/blackfin/mach-bf533/include/mach/mem_init.h delete mode 100644 arch/blackfin/mach-bf537/head.S delete mode 100644 arch/blackfin/mach-bf537/include/mach/mem_init.h delete mode 100644 arch/blackfin/mach-bf538/head.S delete mode 100644 arch/blackfin/mach-bf538/include/mach/mem_init.h delete mode 100644 arch/blackfin/mach-bf548/head.S delete mode 100644 arch/blackfin/mach-bf548/include/mach/mem_init.h delete mode 100644 arch/blackfin/mach-bf561/head.S delete mode 100644 arch/blackfin/mach-bf561/include/mach/mem_init.h create mode 100644 arch/blackfin/mach-common/clocks-init.c (limited to 'arch/blackfin/mach-bf548/include/mach') diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig index f8edfbe5fae..5f09d934932 100644 --- a/arch/blackfin/Kconfig +++ b/arch/blackfin/Kconfig @@ -473,6 +473,61 @@ config MEM_MT46V32M16_5B bool "MT46V32M16_5B" endchoice +choice + prompt "DDR/SDRAM Timing" + depends on BFIN_KERNEL_CLOCK + default BFIN_KERNEL_CLOCK_MEMINIT_CALC + help + This option allows you to specify Blackfin SDRAM/DDR Timing parameters + The calculated SDRAM timing parameters may not be 100% + accurate - This option is therefore marked experimental. + +config BFIN_KERNEL_CLOCK_MEMINIT_CALC + bool "Calculate Timings (EXPERIMENTAL)" + depends on EXPERIMENTAL + +config BFIN_KERNEL_CLOCK_MEMINIT_SPEC + bool "Provide accurate Timings based on target SCLK" + help + Please consult the Blackfin Hardware Reference Manuals as well + as the memory device datasheet. + http://docs.blackfin.uclinux.org/doku.php?id=bfin:sdram +endchoice + +menu "Memory Init Control" + depends on BFIN_KERNEL_CLOCK_MEMINIT_SPEC + +config MEM_DDRCTL0 + depends on BF54x + hex "DDRCTL0" + default 0x0 + +config MEM_DDRCTL1 + depends on BF54x + hex "DDRCTL1" + default 0x0 + +config MEM_DDRCTL2 + depends on BF54x + hex "DDRCTL2" + default 0x0 + +config MEM_EBIU_DDRQUE + depends on BF54x + hex "DDRQUE" + default 0x0 + +config MEM_SDRRC + depends on !BF54x + hex "SDRRC" + default 0x0 + +config MEM_SDGCTL + depends on !BF54x + hex "SDGCTL" + default 0x0 +endmenu + config MAX_MEM_SIZE int "Max SDRAM Memory Size in MBytes" depends on !MPU @@ -1104,13 +1159,13 @@ config BFIN_CPU_FREQ config CPU_VOLTAGE bool "CPU Voltage scaling" - depends on EXPERIMENTAL + depends on EXPERIMENTAL depends on CPU_FREQ default n help Say Y here if you want CPU voltage scaling according to the CPU frequency. This option violates the PLL BYPASS recommendation in the Blackfin Processor - manuals. There is a theoretical risk that during VDDINT transitions + manuals. There is a theoretical risk that during VDDINT transitions the PLL may unlock. endmenu diff --git a/arch/blackfin/Makefile b/arch/blackfin/Makefile index 2faad124db5..558241e5ccc 100644 --- a/arch/blackfin/Makefile +++ b/arch/blackfin/Makefile @@ -91,7 +91,7 @@ KBUILD_AFLAGS += -mcpu=$(cpu-y)-$(rev-y) CHECKFLAGS_SILICON = $(shell echo "" | $(CPP) $(KBUILD_CFLAGS) -dD - 2>/dev/null | awk '$$2 == "__SILICON_REVISION__" { print $$3 }') CHECKFLAGS += -D__SILICON_REVISION__=$(CHECKFLAGS_SILICON) -Dl1_text=__used__ -head-y := arch/$(ARCH)/mach-$(MACHINE)/head.o arch/$(ARCH)/kernel/init_task.o +head-y := arch/$(ARCH)/kernel/init_task.o core-y += arch/$(ARCH)/kernel/ arch/$(ARCH)/mm/ arch/$(ARCH)/mach-common/ diff --git a/arch/blackfin/include/asm/mem_init.h b/arch/blackfin/include/asm/mem_init.h new file mode 100644 index 00000000000..3cbc0f81ebf --- /dev/null +++ b/arch/blackfin/include/asm/mem_init.h @@ -0,0 +1,362 @@ +/* + * arch/blackfin/include/asm/mem_init.h - reprogram clocks / memory + * + * Copyright 2004-2008 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ + +#if defined(EBIU_SDGCTL) +#if defined(CONFIG_MEM_MT48LC16M16A2TG_75) || \ + defined(CONFIG_MEM_MT48LC64M4A2FB_7E) || \ + defined(CONFIG_MEM_MT48LC16M8A2TG_75) || \ + defined(CONFIG_MEM_GENERIC_BOARD) || \ + defined(CONFIG_MEM_MT48LC32M8A2_75) || \ + defined(CONFIG_MEM_MT48LC8M32B2B5_7) || \ + defined(CONFIG_MEM_MT48LC32M16A2TG_75) +#if (CONFIG_SCLK_HZ > 119402985) +#define SDRAM_tRP TRP_2 +#define SDRAM_tRP_num 2 +#define SDRAM_tRAS TRAS_7 +#define SDRAM_tRAS_num 7 +#define SDRAM_tRCD TRCD_2 +#define SDRAM_tWR TWR_2 +#endif +#if (CONFIG_SCLK_HZ > 104477612) && (CONFIG_SCLK_HZ <= 119402985) +#define SDRAM_tRP TRP_2 +#define SDRAM_tRP_num 2 +#define SDRAM_tRAS TRAS_6 +#define SDRAM_tRAS_num 6 +#define SDRAM_tRCD TRCD_2 +#define SDRAM_tWR TWR_2 +#endif +#if (CONFIG_SCLK_HZ > 89552239) && (CONFIG_SCLK_HZ <= 104477612) +#define SDRAM_tRP TRP_2 +#define SDRAM_tRP_num 2 +#define SDRAM_tRAS TRAS_5 +#define SDRAM_tRAS_num 5 +#define SDRAM_tRCD TRCD_2 +#define SDRAM_tWR TWR_2 +#endif +#if (CONFIG_SCLK_HZ > 74626866) && (CONFIG_SCLK_HZ <= 89552239) +#define SDRAM_tRP TRP_2 +#define SDRAM_tRP_num 2 +#define SDRAM_tRAS TRAS_4 +#define SDRAM_tRAS_num 4 +#define SDRAM_tRCD TRCD_2 +#define SDRAM_tWR TWR_2 +#endif +#if (CONFIG_SCLK_HZ > 66666667) && (CONFIG_SCLK_HZ <= 74626866) +#define SDRAM_tRP TRP_2 +#define SDRAM_tRP_num 2 +#define SDRAM_tRAS TRAS_3 +#define SDRAM_tRAS_num 3 +#define SDRAM_tRCD TRCD_2 +#define SDRAM_tWR TWR_2 +#endif +#if (CONFIG_SCLK_HZ > 59701493) && (CONFIG_SCLK_HZ <= 66666667) +#define SDRAM_tRP TRP_1 +#define SDRAM_tRP_num 1 +#define SDRAM_tRAS TRAS_4 +#define SDRAM_tRAS_num 3 +#define SDRAM_tRCD TRCD_1 +#define SDRAM_tWR TWR_2 +#endif +#if (CONFIG_SCLK_HZ > 44776119) && (CONFIG_SCLK_HZ <= 59701493) +#define SDRAM_tRP TRP_1 +#define SDRAM_tRP_num 1 +#define SDRAM_tRAS TRAS_3 +#define SDRAM_tRAS_num 3 +#define SDRAM_tRCD TRCD_1 +#define SDRAM_tWR TWR_2 +#endif +#if (CONFIG_SCLK_HZ > 29850746) && (CONFIG_SCLK_HZ <= 44776119) +#define SDRAM_tRP TRP_1 +#define SDRAM_tRP_num 1 +#define SDRAM_tRAS TRAS_2 +#define SDRAM_tRAS_num 2 +#define SDRAM_tRCD TRCD_1 +#define SDRAM_tWR TWR_2 +#endif +#if (CONFIG_SCLK_HZ <= 29850746) +#define SDRAM_tRP TRP_1 +#define SDRAM_tRP_num 1 +#define SDRAM_tRAS TRAS_1 +#define SDRAM_tRAS_num 1 +#define SDRAM_tRCD TRCD_1 +#define SDRAM_tWR TWR_2 +#endif +#endif + +#if defined(CONFIG_MEM_MT48LC16M8A2TG_75) || \ + defined(CONFIG_MEM_MT48LC8M32B2B5_7) + /*SDRAM INFORMATION: */ +#define SDRAM_Tref 64 /* Refresh period in milliseconds */ +#define SDRAM_NRA 4096 /* Number of row addresses in SDRAM */ +#define SDRAM_CL CL_3 +#endif + +#if defined(CONFIG_MEM_MT48LC32M8A2_75) || \ + defined(CONFIG_MEM_MT48LC64M4A2FB_7E) || \ + defined(CONFIG_MEM_GENERIC_BOARD) || \ + defined(CONFIG_MEM_MT48LC32M16A2TG_75) || \ + defined(CONFIG_MEM_MT48LC16M16A2TG_75) + /*SDRAM INFORMATION: */ +#define SDRAM_Tref 64 /* Refresh period in milliseconds */ +#define SDRAM_NRA 8192 /* Number of row addresses in SDRAM */ +#define SDRAM_CL CL_3 +#endif + + +#ifdef CONFIG_BFIN_KERNEL_CLOCK_MEMINIT_CALC +/* Equation from section 17 (p17-46) of BF533 HRM */ +#define mem_SDRRC (((CONFIG_SCLK_HZ / 1000) * SDRAM_Tref) / SDRAM_NRA) - (SDRAM_tRAS_num + SDRAM_tRP_num) + +/* Enable SCLK Out */ +#define mem_SDGCTL (0x80000000 | SCTLE | SDRAM_CL | SDRAM_tRAS | SDRAM_tRP | SDRAM_tRCD | SDRAM_tWR | PSS) +#else +#define mem_SDRRC CONFIG_MEM_SDRRC +#define mem_SDGCTL CONFIG_MEM_SDGCTL +#endif +#endif + + +#if defined(EBIU_DDRCTL0) +#define MIN_DDR_SCLK(x) (x*(CONFIG_SCLK_HZ/1000/1000)/1000 + 1) +#define MAX_DDR_SCLK(x) (x*(CONFIG_SCLK_HZ/1000/1000)/1000) +#define DDR_CLK_HZ(x) (1000*1000*1000/x) + +#if defined(CONFIG_MEM_MT46V32M16_6T) +#define DDR_SIZE DEVSZ_512 +#define DDR_WIDTH DEVWD_16 +#define DDR_MAX_tCK 13 + +#define DDR_tRC DDR_TRC(MIN_DDR_SCLK(60)) +#define DDR_tRAS DDR_TRAS(MIN_DDR_SCLK(42)) +#define DDR_tRP DDR_TRP(MIN_DDR_SCLK(15)) +#define DDR_tRFC DDR_TRFC(MIN_DDR_SCLK(72)) +#define DDR_tREFI DDR_TREFI(MAX_DDR_SCLK(7800)) + +#define DDR_tRCD DDR_TRCD(MIN_DDR_SCLK(15)) +#define DDR_tWTR DDR_TWTR(1) +#define DDR_tMRD DDR_TMRD(MIN_DDR_SCLK(12)) +#define DDR_tWR DDR_TWR(MIN_DDR_SCLK(15)) +#endif + +#if defined(CONFIG_MEM_MT46V32M16_5B) +#define DDR_SIZE DEVSZ_512 +#define DDR_WIDTH DEVWD_16 +#define DDR_MAX_tCK 13 + +#define DDR_tRC DDR_TRC(MIN_DDR_SCLK(55)) +#define DDR_tRAS DDR_TRAS(MIN_DDR_SCLK(40)) +#define DDR_tRP DDR_TRP(MIN_DDR_SCLK(15)) +#define DDR_tRFC DDR_TRFC(MIN_DDR_SCLK(70)) +#define DDR_tREFI DDR_TREFI(MAX_DDR_SCLK(7800)) + +#define DDR_tRCD DDR_TRCD(MIN_DDR_SCLK(15)) +#define DDR_tWTR DDR_TWTR(2) +#define DDR_tMRD DDR_TMRD(MIN_DDR_SCLK(10)) +#define DDR_tWR DDR_TWR(MIN_DDR_SCLK(15)) +#endif + +#if defined(CONFIG_MEM_GENERIC_BOARD) +#define DDR_SIZE DEVSZ_512 +#define DDR_WIDTH DEVWD_16 +#define DDR_MAX_tCK 13 + +#define DDR_tRCD DDR_TRCD(3) +#define DDR_tWTR DDR_TWTR(2) +#define DDR_tWR DDR_TWR(2) +#define DDR_tMRD DDR_TMRD(2) +#define DDR_tRP DDR_TRP(3) +#define DDR_tRAS DDR_TRAS(7) +#define DDR_tRC DDR_TRC(10) +#define DDR_tRFC DDR_TRFC(12) +#define DDR_tREFI DDR_TREFI(1288) +#endif + +#if (CONFIG_SCLK_HZ < DDR_CLK_HZ(DDR_MAX_tCK)) +# error "CONFIG_SCLK_HZ is too small (133333333 Hz)." +#endif + +#ifdef CONFIG_BFIN_KERNEL_CLOCK_MEMINIT_CALC +#define mem_DDRCTL0 (DDR_tRP | DDR_tRAS | DDR_tRC | DDR_tRFC | DDR_tREFI) +#define mem_DDRCTL1 (DDR_DATWIDTH | EXTBANK_1 | DDR_SIZE | DDR_WIDTH | DDR_tWTR \ + | DDR_tMRD | DDR_tWR | DDR_tRCD) +#define mem_DDRCTL2 DDR_CL +#else +#define mem_DDRCTL0 CONFIG_MEM_DDRCTL0 +#define mem_DDRCTL1 CONFIG_MEM_DDRCTL1 +#define mem_DDRCTL2 CONFIG_MEM_DDRCTL2 +#endif +#endif + +#if defined CONFIG_CLKIN_HALF +#define CLKIN_HALF 1 +#else +#define CLKIN_HALF 0 +#endif + +#if defined CONFIG_PLL_BYPASS +#define PLL_BYPASS 1 +#else +#define PLL_BYPASS 0 +#endif + +/***************************************Currently Not Being Used *********************************/ + +#if defined(CONFIG_FLASH_SPEED_BWAT) && \ +defined(CONFIG_FLASH_SPEED_BRAT) && \ +defined(CONFIG_FLASH_SPEED_BHT) && \ +defined(CONFIG_FLASH_SPEED_BST) && \ +defined(CONFIG_FLASH_SPEED_BTT) + +#define flash_EBIU_AMBCTL_WAT ((CONFIG_FLASH_SPEED_BWAT * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1 +#define flash_EBIU_AMBCTL_RAT ((CONFIG_FLASH_SPEED_BRAT * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1 +#define flash_EBIU_AMBCTL_HT ((CONFIG_FLASH_SPEED_BHT * 4) / (4000000000 / CONFIG_SCLK_HZ)) +#define flash_EBIU_AMBCTL_ST ((CONFIG_FLASH_SPEED_BST * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1 +#define flash_EBIU_AMBCTL_TT ((CONFIG_FLASH_SPEED_BTT * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1 + +#if (flash_EBIU_AMBCTL_TT > 3) +#define flash_EBIU_AMBCTL0_TT B0TT_4 +#endif +#if (flash_EBIU_AMBCTL_TT == 3) +#define flash_EBIU_AMBCTL0_TT B0TT_3 +#endif +#if (flash_EBIU_AMBCTL_TT == 2) +#define flash_EBIU_AMBCTL0_TT B0TT_2 +#endif +#if (flash_EBIU_AMBCTL_TT < 2) +#define flash_EBIU_AMBCTL0_TT B0TT_1 +#endif + +#if (flash_EBIU_AMBCTL_ST > 3) +#define flash_EBIU_AMBCTL0_ST B0ST_4 +#endif +#if (flash_EBIU_AMBCTL_ST == 3) +#define flash_EBIU_AMBCTL0_ST B0ST_3 +#endif +#if (flash_EBIU_AMBCTL_ST == 2) +#define flash_EBIU_AMBCTL0_ST B0ST_2 +#endif +#if (flash_EBIU_AMBCTL_ST < 2) +#define flash_EBIU_AMBCTL0_ST B0ST_1 +#endif + +#if (flash_EBIU_AMBCTL_HT > 2) +#define flash_EBIU_AMBCTL0_HT B0HT_3 +#endif +#if (flash_EBIU_AMBCTL_HT == 2) +#define flash_EBIU_AMBCTL0_HT B0HT_2 +#endif +#if (flash_EBIU_AMBCTL_HT == 1) +#define flash_EBIU_AMBCTL0_HT B0HT_1 +#endif +#if (flash_EBIU_AMBCTL_HT == 0 && CONFIG_FLASH_SPEED_BHT == 0) +#define flash_EBIU_AMBCTL0_HT B0HT_0 +#endif +#if (flash_EBIU_AMBCTL_HT == 0 && CONFIG_FLASH_SPEED_BHT != 0) +#define flash_EBIU_AMBCTL0_HT B0HT_1 +#endif + +#if (flash_EBIU_AMBCTL_WAT > 14) +#define flash_EBIU_AMBCTL0_WAT B0WAT_15 +#endif +#if (flash_EBIU_AMBCTL_WAT == 14) +#define flash_EBIU_AMBCTL0_WAT B0WAT_14 +#endif +#if (flash_EBIU_AMBCTL_WAT == 13) +#define flash_EBIU_AMBCTL0_WAT B0WAT_13 +#endif +#if (flash_EBIU_AMBCTL_WAT == 12) +#define flash_EBIU_AMBCTL0_WAT B0WAT_12 +#endif +#if (flash_EBIU_AMBCTL_WAT == 11) +#define flash_EBIU_AMBCTL0_WAT B0WAT_11 +#endif +#if (flash_EBIU_AMBCTL_WAT == 10) +#define flash_EBIU_AMBCTL0_WAT B0WAT_10 +#endif +#if (flash_EBIU_AMBCTL_WAT == 9) +#define flash_EBIU_AMBCTL0_WAT B0WAT_9 +#endif +#if (flash_EBIU_AMBCTL_WAT == 8) +#define flash_EBIU_AMBCTL0_WAT B0WAT_8 +#endif +#if (flash_EBIU_AMBCTL_WAT == 7) +#define flash_EBIU_AMBCTL0_WAT B0WAT_7 +#endif +#if (flash_EBIU_AMBCTL_WAT == 6) +#define flash_EBIU_AMBCTL0_WAT B0WAT_6 +#endif +#if (flash_EBIU_AMBCTL_WAT == 5) +#define flash_EBIU_AMBCTL0_WAT B0WAT_5 +#endif +#if (flash_EBIU_AMBCTL_WAT == 4) +#define flash_EBIU_AMBCTL0_WAT B0WAT_4 +#endif +#if (flash_EBIU_AMBCTL_WAT == 3) +#define flash_EBIU_AMBCTL0_WAT B0WAT_3 +#endif +#if (flash_EBIU_AMBCTL_WAT == 2) +#define flash_EBIU_AMBCTL0_WAT B0WAT_2 +#endif +#if (flash_EBIU_AMBCTL_WAT == 1) +#define flash_EBIU_AMBCTL0_WAT B0WAT_1 +#endif + +#if (flash_EBIU_AMBCTL_RAT > 14) +#define flash_EBIU_AMBCTL0_RAT B0RAT_15 +#endif +#if (flash_EBIU_AMBCTL_RAT == 14) +#define flash_EBIU_AMBCTL0_RAT B0RAT_14 +#endif +#if (flash_EBIU_AMBCTL_RAT == 13) +#define flash_EBIU_AMBCTL0_RAT B0RAT_13 +#endif +#if (flash_EBIU_AMBCTL_RAT == 12) +#define flash_EBIU_AMBCTL0_RAT B0RAT_12 +#endif +#if (flash_EBIU_AMBCTL_RAT == 11) +#define flash_EBIU_AMBCTL0_RAT B0RAT_11 +#endif +#if (flash_EBIU_AMBCTL_RAT == 10) +#define flash_EBIU_AMBCTL0_RAT B0RAT_10 +#endif +#if (flash_EBIU_AMBCTL_RAT == 9) +#define flash_EBIU_AMBCTL0_RAT B0RAT_9 +#endif +#if (flash_EBIU_AMBCTL_RAT == 8) +#define flash_EBIU_AMBCTL0_RAT B0RAT_8 +#endif +#if (flash_EBIU_AMBCTL_RAT == 7) +#define flash_EBIU_AMBCTL0_RAT B0RAT_7 +#endif +#if (flash_EBIU_AMBCTL_RAT == 6) +#define flash_EBIU_AMBCTL0_RAT B0RAT_6 +#endif +#if (flash_EBIU_AMBCTL_RAT == 5) +#define flash_EBIU_AMBCTL0_RAT B0RAT_5 +#endif +#if (flash_EBIU_AMBCTL_RAT == 4) +#define flash_EBIU_AMBCTL0_RAT B0RAT_4 +#endif +#if (flash_EBIU_AMBCTL_RAT == 3) +#define flash_EBIU_AMBCTL0_RAT B0RAT_3 +#endif +#if (flash_EBIU_AMBCTL_RAT == 2) +#define flash_EBIU_AMBCTL0_RAT B0RAT_2 +#endif +#if (flash_EBIU_AMBCTL_RAT == 1) +#define flash_EBIU_AMBCTL0_RAT B0RAT_1 +#endif + +#define flash_EBIU_AMBCTL0 \ + (flash_EBIU_AMBCTL0_WAT | flash_EBIU_AMBCTL0_RAT | flash_EBIU_AMBCTL0_HT | \ + flash_EBIU_AMBCTL0_ST | flash_EBIU_AMBCTL0_TT | CONFIG_FLASH_SPEED_RDYEN) +#endif diff --git a/arch/blackfin/mach-bf518/Makefile b/arch/blackfin/mach-bf518/Makefile index 9d5e16d07b5..168a193f9f9 100644 --- a/arch/blackfin/mach-bf518/Makefile +++ b/arch/blackfin/mach-bf518/Makefile @@ -2,6 +2,4 @@ # arch/blackfin/mach-bf518/Makefile # -extra-y := head.o - obj-y := ints-priority.o dma.o diff --git a/arch/blackfin/mach-bf518/head.S b/arch/blackfin/mach-bf518/head.S deleted file mode 100644 index 771bf7e477f..00000000000 --- a/arch/blackfin/mach-bf518/head.S +++ /dev/null @@ -1,146 +0,0 @@ -/* - * File: arch/blackfin/mach-bf518/head.S - * Based on: arch/blackfin/mach-bf527/head.S - * Author: Bryan Wu - * - * Created: 2008 - * Description: Startup code for Blackfin BF51x - * - * Modified: - * Copyright 2004-2008 Analog Devices Inc. - * - * Bugs: Enter bugs at http://blackfin.uclinux.org/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see the file COPYING, or write - * to the Free Software Foundation, Inc., - * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include -#include -#include -#ifdef CONFIG_BFIN_KERNEL_CLOCK -#include -#include -#endif - -.section .l1.text -#ifdef CONFIG_BFIN_KERNEL_CLOCK -ENTRY(_start_dma_code) - - /* Enable PHY CLK buffer output */ - p0.h = hi(VR_CTL); - p0.l = lo(VR_CTL); - r0.l = w[p0]; - bitset(r0, 14); - w[p0] = r0.l; - ssync; - - p0.h = hi(SIC_IWR0); - p0.l = lo(SIC_IWR0); - r0.l = 0x1; - r0.h = 0x0; - [p0] = r0; - ssync; - - /* - * Set PLL_CTL - * - [14:09] = MSEL[5:0] : CLKIN / VCO multiplication factors - * - [8] = BYPASS : BYPASS the PLL, run CLKIN into CCLK/SCLK - * - [7] = output delay (add 200ps of delay to mem signals) - * - [6] = input delay (add 200ps of input delay to mem signals) - * - [5] = PDWN : 1=All Clocks off - * - [3] = STOPCK : 1=Core Clock off - * - [1] = PLL_OFF : 1=Disable Power to PLL - * - [0] = DF : 1=Pass CLKIN/2 to PLL / 0=Pass CLKIN to PLL - * all other bits set to zero - */ - - p0.h = hi(PLL_LOCKCNT); - p0.l = lo(PLL_LOCKCNT); - r0 = 0x300(Z); - w[p0] = r0.l; - ssync; - - P2.H = hi(EBIU_SDGCTL); - P2.L = lo(EBIU_SDGCTL); - R0 = [P2]; - BITSET (R0, 24); - [P2] = R0; - ssync; - - r0 = CONFIG_VCO_MULT & 63; /* Load the VCO multiplier */ - r0 = r0 << 9; /* Shift it over, */ - r1 = CLKIN_HALF; /* Do we need to divide CLKIN by 2?*/ - r0 = r1 | r0; - r1 = PLL_BYPASS; /* Bypass the PLL? */ - r1 = r1 << 8; /* Shift it over */ - r0 = r1 | r0; /* add them all together */ -#ifdef ANOMALY_05000265 - BITSET(r0, 15); /* Add 250 mV of hysteresis to SPORT input pins */ -#endif - - p0.h = hi(PLL_CTL); - p0.l = lo(PLL_CTL); /* Load the address */ - cli r2; /* Disable interrupts */ - ssync; - w[p0] = r0.l; /* Set the value */ - idle; /* Wait for the PLL to stablize */ - sti r2; /* Enable interrupts */ - -.Lcheck_again: - p0.h = hi(PLL_STAT); - p0.l = lo(PLL_STAT); - R0 = W[P0](Z); - CC = BITTST(R0,5); - if ! CC jump .Lcheck_again; - - /* Configure SCLK & CCLK Dividers */ - r0 = (CONFIG_CCLK_ACT_DIV | CONFIG_SCLK_DIV); - p0.h = hi(PLL_DIV); - p0.l = lo(PLL_DIV); - w[p0] = r0.l; - ssync; - - p0.l = lo(EBIU_SDRRC); - p0.h = hi(EBIU_SDRRC); - r0 = mem_SDRRC; - w[p0] = r0.l; - ssync; - - P2.H = hi(EBIU_SDGCTL); - P2.L = lo(EBIU_SDGCTL); - R0 = [P2]; - BITCLR (R0, 24); - p0.h = hi(EBIU_SDSTAT); - p0.l = lo(EBIU_SDSTAT); - r2.l = w[p0]; - cc = bittst(r2,3); - if !cc jump .Lskip; - NOP; - BITSET (R0, 23); -.Lskip: - [P2] = R0; - SSYNC; - - R0.L = lo(mem_SDGCTL); - R0.H = hi(mem_SDGCTL); - R1 = [p2]; - R1 = R1 | R0; - [P2] = R1; - SSYNC; - - RTS; -ENDPROC(_start_dma_code) -#endif /* CONFIG_BFIN_KERNEL_CLOCK */ diff --git a/arch/blackfin/mach-bf518/include/mach/mem_init.h b/arch/blackfin/mach-bf518/include/mach/mem_init.h deleted file mode 100644 index 2f4f4092fb5..00000000000 --- a/arch/blackfin/mach-bf518/include/mach/mem_init.h +++ /dev/null @@ -1,310 +0,0 @@ -/* - * File: include/asm-blackfin/mach-bf518/mem_init.h - * Based on: - * Author: - * - * Created: - * Description: - * - * Rev: - * - * Modified: - * Copyright 2004-2007 Analog Devices Inc. - * - * Bugs: Enter bugs at http://blackfin.uclinux.org/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2, or (at your option) - * any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; see the file COPYING. - * If not, write to the Free Software Foundation, - * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - */ - -#if (CONFIG_MEM_MT48LC16M16A2TG_75 || CONFIG_MEM_MT48LC64M4A2FB_7E || CONFIG_MEM_MT48LC16M8A2TG_75 || CONFIG_MEM_GENERIC_BOARD || CONFIG_MEM_MT48LC32M8A2_75 || CONFIG_MEM_MT48LC32M16A2TG_75) -#if (CONFIG_SCLK_HZ > 119402985) -#define SDRAM_tRP TRP_2 -#define SDRAM_tRP_num 2 -#define SDRAM_tRAS TRAS_7 -#define SDRAM_tRAS_num 7 -#define SDRAM_tRCD TRCD_2 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 104477612) && (CONFIG_SCLK_HZ <= 119402985) -#define SDRAM_tRP TRP_2 -#define SDRAM_tRP_num 2 -#define SDRAM_tRAS TRAS_6 -#define SDRAM_tRAS_num 6 -#define SDRAM_tRCD TRCD_2 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 89552239) && (CONFIG_SCLK_HZ <= 104477612) -#define SDRAM_tRP TRP_2 -#define SDRAM_tRP_num 2 -#define SDRAM_tRAS TRAS_5 -#define SDRAM_tRAS_num 5 -#define SDRAM_tRCD TRCD_2 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 74626866) && (CONFIG_SCLK_HZ <= 89552239) -#define SDRAM_tRP TRP_2 -#define SDRAM_tRP_num 2 -#define SDRAM_tRAS TRAS_4 -#define SDRAM_tRAS_num 4 -#define SDRAM_tRCD TRCD_2 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 66666667) && (CONFIG_SCLK_HZ <= 74626866) -#define SDRAM_tRP TRP_2 -#define SDRAM_tRP_num 2 -#define SDRAM_tRAS TRAS_3 -#define SDRAM_tRAS_num 3 -#define SDRAM_tRCD TRCD_2 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 59701493) && (CONFIG_SCLK_HZ <= 66666667) -#define SDRAM_tRP TRP_1 -#define SDRAM_tRP_num 1 -#define SDRAM_tRAS TRAS_4 -#define SDRAM_tRAS_num 3 -#define SDRAM_tRCD TRCD_1 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 44776119) && (CONFIG_SCLK_HZ <= 59701493) -#define SDRAM_tRP TRP_1 -#define SDRAM_tRP_num 1 -#define SDRAM_tRAS TRAS_3 -#define SDRAM_tRAS_num 3 -#define SDRAM_tRCD TRCD_1 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 29850746) && (CONFIG_SCLK_HZ <= 44776119) -#define SDRAM_tRP TRP_1 -#define SDRAM_tRP_num 1 -#define SDRAM_tRAS TRAS_2 -#define SDRAM_tRAS_num 2 -#define SDRAM_tRCD TRCD_1 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ <= 29850746) -#define SDRAM_tRP TRP_1 -#define SDRAM_tRP_num 1 -#define SDRAM_tRAS TRAS_1 -#define SDRAM_tRAS_num 1 -#define SDRAM_tRCD TRCD_1 -#define SDRAM_tWR TWR_2 -#endif -#endif - -#if (CONFIG_MEM_MT48LC16M16A2TG_75) - /*SDRAM INFORMATION: */ -#define SDRAM_Tref 64 /* Refresh period in milliseconds */ -#define SDRAM_NRA 8192 /* Number of row addresses in SDRAM */ -#define SDRAM_CL CL_3 -#endif - -#if (CONFIG_MEM_MT48LC16M8A2TG_75) - /*SDRAM INFORMATION: */ -#define SDRAM_Tref 64 /* Refresh period in milliseconds */ -#define SDRAM_NRA 4096 /* Number of row addresses in SDRAM */ -#define SDRAM_CL CL_3 -#endif - -#if (CONFIG_MEM_MT48LC32M8A2_75) - /*SDRAM INFORMATION: */ -#define SDRAM_Tref 64 /* Refresh period in milliseconds */ -#define SDRAM_NRA 8192 /* Number of row addresses in SDRAM */ -#define SDRAM_CL CL_3 -#endif - -#if (CONFIG_MEM_MT48LC64M4A2FB_7E) - /*SDRAM INFORMATION: */ -#define SDRAM_Tref 64 /* Refresh period in milliseconds */ -#define SDRAM_NRA 8192 /* Number of row addresses in SDRAM */ -#define SDRAM_CL CL_3 -#endif - -#if (CONFIG_MEM_GENERIC_BOARD) - /*SDRAM INFORMATION: Modify this for your board */ -#define SDRAM_Tref 64 /* Refresh period in milliseconds */ -#define SDRAM_NRA 8192 /* Number of row addresses in SDRAM */ -#define SDRAM_CL CL_3 -#endif - -#if (CONFIG_MEM_MT48LC32M16A2TG_75) - /*SDRAM INFORMATION: */ -#define SDRAM_Tref 64 /* Refresh period in milliseconds */ -#define SDRAM_NRA 8192 /* Number of row addresses in SDRAM */ -#define SDRAM_CL CL_3 -#endif - -/* Equation from section 17 (p17-46) of BF533 HRM */ -#define mem_SDRRC (((CONFIG_SCLK_HZ / 1000) * SDRAM_Tref) / SDRAM_NRA) - (SDRAM_tRAS_num + SDRAM_tRP_num) - -/* Enable SCLK Out */ -#define mem_SDGCTL (SCTLE | SDRAM_CL | SDRAM_tRAS | SDRAM_tRP | SDRAM_tRCD | SDRAM_tWR | PSS) - -#if defined CONFIG_CLKIN_HALF -#define CLKIN_HALF 1 -#else -#define CLKIN_HALF 0 -#endif - -#if defined CONFIG_PLL_BYPASS -#define PLL_BYPASS 1 -#else -#define PLL_BYPASS 0 -#endif - -/***************************************Currently Not Being Used *********************************/ -#define flash_EBIU_AMBCTL_WAT ((CONFIG_FLASH_SPEED_BWAT * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1 -#define flash_EBIU_AMBCTL_RAT ((CONFIG_FLASH_SPEED_BRAT * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1 -#define flash_EBIU_AMBCTL_HT ((CONFIG_FLASH_SPEED_BHT * 4) / (4000000000 / CONFIG_SCLK_HZ)) -#define flash_EBIU_AMBCTL_ST ((CONFIG_FLASH_SPEED_BST * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1 -#define flash_EBIU_AMBCTL_TT ((CONFIG_FLASH_SPEED_BTT * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1 - -#if (flash_EBIU_AMBCTL_TT > 3) -#define flash_EBIU_AMBCTL0_TT B0TT_4 -#endif -#if (flash_EBIU_AMBCTL_TT == 3) -#define flash_EBIU_AMBCTL0_TT B0TT_3 -#endif -#if (flash_EBIU_AMBCTL_TT == 2) -#define flash_EBIU_AMBCTL0_TT B0TT_2 -#endif -#if (flash_EBIU_AMBCTL_TT < 2) -#define flash_EBIU_AMBCTL0_TT B0TT_1 -#endif - -#if (flash_EBIU_AMBCTL_ST > 3) -#define flash_EBIU_AMBCTL0_ST B0ST_4 -#endif -#if (flash_EBIU_AMBCTL_ST == 3) -#define flash_EBIU_AMBCTL0_ST B0ST_3 -#endif -#if (flash_EBIU_AMBCTL_ST == 2) -#define flash_EBIU_AMBCTL0_ST B0ST_2 -#endif -#if (flash_EBIU_AMBCTL_ST < 2) -#define flash_EBIU_AMBCTL0_ST B0ST_1 -#endif - -#if (flash_EBIU_AMBCTL_HT > 2) -#define flash_EBIU_AMBCTL0_HT B0HT_3 -#endif -#if (flash_EBIU_AMBCTL_HT == 2) -#define flash_EBIU_AMBCTL0_HT B0HT_2 -#endif -#if (flash_EBIU_AMBCTL_HT == 1) -#define flash_EBIU_AMBCTL0_HT B0HT_1 -#endif -#if (flash_EBIU_AMBCTL_HT == 0 && CONFIG_FLASH_SPEED_BHT == 0) -#define flash_EBIU_AMBCTL0_HT B0HT_0 -#endif -#if (flash_EBIU_AMBCTL_HT == 0 && CONFIG_FLASH_SPEED_BHT != 0) -#define flash_EBIU_AMBCTL0_HT B0HT_1 -#endif - -#if (flash_EBIU_AMBCTL_WAT > 14) -#define flash_EBIU_AMBCTL0_WAT B0WAT_15 -#endif -#if (flash_EBIU_AMBCTL_WAT == 14) -#define flash_EBIU_AMBCTL0_WAT B0WAT_14 -#endif -#if (flash_EBIU_AMBCTL_WAT == 13) -#define flash_EBIU_AMBCTL0_WAT B0WAT_13 -#endif -#if (flash_EBIU_AMBCTL_WAT == 12) -#define flash_EBIU_AMBCTL0_WAT B0WAT_12 -#endif -#if (flash_EBIU_AMBCTL_WAT == 11) -#define flash_EBIU_AMBCTL0_WAT B0WAT_11 -#endif -#if (flash_EBIU_AMBCTL_WAT == 10) -#define flash_EBIU_AMBCTL0_WAT B0WAT_10 -#endif -#if (flash_EBIU_AMBCTL_WAT == 9) -#define flash_EBIU_AMBCTL0_WAT B0WAT_9 -#endif -#if (flash_EBIU_AMBCTL_WAT == 8) -#define flash_EBIU_AMBCTL0_WAT B0WAT_8 -#endif -#if (flash_EBIU_AMBCTL_WAT == 7) -#define flash_EBIU_AMBCTL0_WAT B0WAT_7 -#endif -#if (flash_EBIU_AMBCTL_WAT == 6) -#define flash_EBIU_AMBCTL0_WAT B0WAT_6 -#endif -#if (flash_EBIU_AMBCTL_WAT == 5) -#define flash_EBIU_AMBCTL0_WAT B0WAT_5 -#endif -#if (flash_EBIU_AMBCTL_WAT == 4) -#define flash_EBIU_AMBCTL0_WAT B0WAT_4 -#endif -#if (flash_EBIU_AMBCTL_WAT == 3) -#define flash_EBIU_AMBCTL0_WAT B0WAT_3 -#endif -#if (flash_EBIU_AMBCTL_WAT == 2) -#define flash_EBIU_AMBCTL0_WAT B0WAT_2 -#endif -#if (flash_EBIU_AMBCTL_WAT == 1) -#define flash_EBIU_AMBCTL0_WAT B0WAT_1 -#endif - -#if (flash_EBIU_AMBCTL_RAT > 14) -#define flash_EBIU_AMBCTL0_RAT B0RAT_15 -#endif -#if (flash_EBIU_AMBCTL_RAT == 14) -#define flash_EBIU_AMBCTL0_RAT B0RAT_14 -#endif -#if (flash_EBIU_AMBCTL_RAT == 13) -#define flash_EBIU_AMBCTL0_RAT B0RAT_13 -#endif -#if (flash_EBIU_AMBCTL_RAT == 12) -#define flash_EBIU_AMBCTL0_RAT B0RAT_12 -#endif -#if (flash_EBIU_AMBCTL_RAT == 11) -#define flash_EBIU_AMBCTL0_RAT B0RAT_11 -#endif -#if (flash_EBIU_AMBCTL_RAT == 10) -#define flash_EBIU_AMBCTL0_RAT B0RAT_10 -#endif -#if (flash_EBIU_AMBCTL_RAT == 9) -#define flash_EBIU_AMBCTL0_RAT B0RAT_9 -#endif -#if (flash_EBIU_AMBCTL_RAT == 8) -#define flash_EBIU_AMBCTL0_RAT B0RAT_8 -#endif -#if (flash_EBIU_AMBCTL_RAT == 7) -#define flash_EBIU_AMBCTL0_RAT B0RAT_7 -#endif -#if (flash_EBIU_AMBCTL_RAT == 6) -#define flash_EBIU_AMBCTL0_RAT B0RAT_6 -#endif -#if (flash_EBIU_AMBCTL_RAT == 5) -#define flash_EBIU_AMBCTL0_RAT B0RAT_5 -#endif -#if (flash_EBIU_AMBCTL_RAT == 4) -#define flash_EBIU_AMBCTL0_RAT B0RAT_4 -#endif -#if (flash_EBIU_AMBCTL_RAT == 3) -#define flash_EBIU_AMBCTL0_RAT B0RAT_3 -#endif -#if (flash_EBIU_AMBCTL_RAT == 2) -#define flash_EBIU_AMBCTL0_RAT B0RAT_2 -#endif -#if (flash_EBIU_AMBCTL_RAT == 1) -#define flash_EBIU_AMBCTL0_RAT B0RAT_1 -#endif - -#define flash_EBIU_AMBCTL0 \ - (flash_EBIU_AMBCTL0_WAT | flash_EBIU_AMBCTL0_RAT | flash_EBIU_AMBCTL0_HT | \ - flash_EBIU_AMBCTL0_ST | flash_EBIU_AMBCTL0_TT | CONFIG_FLASH_SPEED_RDYEN) diff --git a/arch/blackfin/mach-bf527/Makefile b/arch/blackfin/mach-bf527/Makefile index 4eddb580319..4a6cdafab8c 100644 --- a/arch/blackfin/mach-bf527/Makefile +++ b/arch/blackfin/mach-bf527/Makefile @@ -2,6 +2,4 @@ # arch/blackfin/mach-bf527/Makefile # -extra-y := head.o - obj-y := ints-priority.o dma.o diff --git a/arch/blackfin/mach-bf527/head.S b/arch/blackfin/mach-bf527/head.S deleted file mode 100644 index 0eb1da85db7..00000000000 --- a/arch/blackfin/mach-bf527/head.S +++ /dev/null @@ -1,146 +0,0 @@ -/* - * File: arch/blackfin/mach-bf527/head.S - * Based on: arch/blackfin/mach-bf533/head.S - * Author: Jeff Dionne COPYRIGHT 1998 D. Jeff Dionne - * - * Created: 1998 - * Description: Startup code for Blackfin BF537 - * - * Modified: - * Copyright 2004-2007 Analog Devices Inc. - * - * Bugs: Enter bugs at http://blackfin.uclinux.org/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see the file COPYING, or write - * to the Free Software Foundation, Inc., - * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include -#include -#include -#ifdef CONFIG_BFIN_KERNEL_CLOCK -#include -#include -#endif - -.section .l1.text -#ifdef CONFIG_BFIN_KERNEL_CLOCK -ENTRY(_start_dma_code) - - /* Enable PHY CLK buffer output */ - p0.h = hi(VR_CTL); - p0.l = lo(VR_CTL); - r0.l = w[p0]; - bitset(r0, 14); - w[p0] = r0.l; - ssync; - - p0.h = hi(SIC_IWR0); - p0.l = lo(SIC_IWR0); - r0.l = 0x1; - r0.h = 0x0; - [p0] = r0; - SSYNC; - - /* - * Set PLL_CTL - * - [14:09] = MSEL[5:0] : CLKIN / VCO multiplication factors - * - [8] = BYPASS : BYPASS the PLL, run CLKIN into CCLK/SCLK - * - [7] = output delay (add 200ps of delay to mem signals) - * - [6] = input delay (add 200ps of input delay to mem signals) - * - [5] = PDWN : 1=All Clocks off - * - [3] = STOPCK : 1=Core Clock off - * - [1] = PLL_OFF : 1=Disable Power to PLL - * - [0] = DF : 1=Pass CLKIN/2 to PLL / 0=Pass CLKIN to PLL - * all other bits set to zero - */ - - p0.h = hi(PLL_LOCKCNT); - p0.l = lo(PLL_LOCKCNT); - r0 = 0x300(Z); - w[p0] = r0.l; - ssync; - - P2.H = hi(EBIU_SDGCTL); - P2.L = lo(EBIU_SDGCTL); - R0 = [P2]; - BITSET (R0, 24); - [P2] = R0; - SSYNC; - - r0 = CONFIG_VCO_MULT & 63; /* Load the VCO multiplier */ - r0 = r0 << 9; /* Shift it over, */ - r1 = CLKIN_HALF; /* Do we need to divide CLKIN by 2?*/ - r0 = r1 | r0; - r1 = PLL_BYPASS; /* Bypass the PLL? */ - r1 = r1 << 8; /* Shift it over */ - r0 = r1 | r0; /* add them all together */ -#ifdef ANOMALY_05000265 - BITSET(r0, 15); /* Add 250 mV of hysteresis to SPORT input pins */ -#endif - - p0.h = hi(PLL_CTL); - p0.l = lo(PLL_CTL); /* Load the address */ - cli r2; /* Disable interrupts */ - ssync; - w[p0] = r0.l; /* Set the value */ - idle; /* Wait for the PLL to stablize */ - sti r2; /* Enable interrupts */ - -.Lcheck_again: - p0.h = hi(PLL_STAT); - p0.l = lo(PLL_STAT); - R0 = W[P0](Z); - CC = BITTST(R0,5); - if ! CC jump .Lcheck_again; - - /* Configure SCLK & CCLK Dividers */ - r0 = (CONFIG_CCLK_ACT_DIV | CONFIG_SCLK_DIV); - p0.h = hi(PLL_DIV); - p0.l = lo(PLL_DIV); - w[p0] = r0.l; - ssync; - - p0.l = lo(EBIU_SDRRC); - p0.h = hi(EBIU_SDRRC); - r0 = mem_SDRRC; - w[p0] = r0.l; - ssync; - - P2.H = hi(EBIU_SDGCTL); - P2.L = lo(EBIU_SDGCTL); - R0 = [P2]; - BITCLR (R0, 24); - p0.h = hi(EBIU_SDSTAT); - p0.l = lo(EBIU_SDSTAT); - r2.l = w[p0]; - cc = bittst(r2,3); - if !cc jump .Lskip; - NOP; - BITSET (R0, 23); -.Lskip: - [P2] = R0; - SSYNC; - - R0.L = lo(mem_SDGCTL); - R0.H = hi(mem_SDGCTL); - R1 = [p2]; - R1 = R1 | R0; - [P2] = R1; - SSYNC; - - RTS; -ENDPROC(_start_dma_code) -#endif /* CONFIG_BFIN_KERNEL_CLOCK */ diff --git a/arch/blackfin/mach-bf527/include/mach/mem_init.h b/arch/blackfin/mach-bf527/include/mach/mem_init.h deleted file mode 100644 index cbe03f4a569..00000000000 --- a/arch/blackfin/mach-bf527/include/mach/mem_init.h +++ /dev/null @@ -1,310 +0,0 @@ -/* - * File: include/asm-blackfin/mach-bf527/mem_init.h - * Based on: - * Author: - * - * Created: - * Description: - * - * Rev: - * - * Modified: - * Copyright 2004-2007 Analog Devices Inc. - * - * Bugs: Enter bugs at http://blackfin.uclinux.org/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2, or (at your option) - * any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; see the file COPYING. - * If not, write to the Free Software Foundation, - * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - */ - -#if (CONFIG_MEM_MT48LC16M16A2TG_75 || CONFIG_MEM_MT48LC64M4A2FB_7E || CONFIG_MEM_MT48LC16M8A2TG_75 || CONFIG_MEM_GENERIC_BOARD || CONFIG_MEM_MT48LC32M8A2_75 || CONFIG_MEM_MT48LC32M16A2TG_75) -#if (CONFIG_SCLK_HZ > 119402985) -#define SDRAM_tRP TRP_2 -#define SDRAM_tRP_num 2 -#define SDRAM_tRAS TRAS_7 -#define SDRAM_tRAS_num 7 -#define SDRAM_tRCD TRCD_2 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 104477612) && (CONFIG_SCLK_HZ <= 119402985) -#define SDRAM_tRP TRP_2 -#define SDRAM_tRP_num 2 -#define SDRAM_tRAS TRAS_6 -#define SDRAM_tRAS_num 6 -#define SDRAM_tRCD TRCD_2 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 89552239) && (CONFIG_SCLK_HZ <= 104477612) -#define SDRAM_tRP TRP_2 -#define SDRAM_tRP_num 2 -#define SDRAM_tRAS TRAS_5 -#define SDRAM_tRAS_num 5 -#define SDRAM_tRCD TRCD_2 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 74626866) && (CONFIG_SCLK_HZ <= 89552239) -#define SDRAM_tRP TRP_2 -#define SDRAM_tRP_num 2 -#define SDRAM_tRAS TRAS_4 -#define SDRAM_tRAS_num 4 -#define SDRAM_tRCD TRCD_2 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 66666667) && (CONFIG_SCLK_HZ <= 74626866) -#define SDRAM_tRP TRP_2 -#define SDRAM_tRP_num 2 -#define SDRAM_tRAS TRAS_3 -#define SDRAM_tRAS_num 3 -#define SDRAM_tRCD TRCD_2 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 59701493) && (CONFIG_SCLK_HZ <= 66666667) -#define SDRAM_tRP TRP_1 -#define SDRAM_tRP_num 1 -#define SDRAM_tRAS TRAS_4 -#define SDRAM_tRAS_num 3 -#define SDRAM_tRCD TRCD_1 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 44776119) && (CONFIG_SCLK_HZ <= 59701493) -#define SDRAM_tRP TRP_1 -#define SDRAM_tRP_num 1 -#define SDRAM_tRAS TRAS_3 -#define SDRAM_tRAS_num 3 -#define SDRAM_tRCD TRCD_1 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 29850746) && (CONFIG_SCLK_HZ <= 44776119) -#define SDRAM_tRP TRP_1 -#define SDRAM_tRP_num 1 -#define SDRAM_tRAS TRAS_2 -#define SDRAM_tRAS_num 2 -#define SDRAM_tRCD TRCD_1 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ <= 29850746) -#define SDRAM_tRP TRP_1 -#define SDRAM_tRP_num 1 -#define SDRAM_tRAS TRAS_1 -#define SDRAM_tRAS_num 1 -#define SDRAM_tRCD TRCD_1 -#define SDRAM_tWR TWR_2 -#endif -#endif - -#if (CONFIG_MEM_MT48LC16M16A2TG_75) - /*SDRAM INFORMATION: */ -#define SDRAM_Tref 64 /* Refresh period in milliseconds */ -#define SDRAM_NRA 8192 /* Number of row addresses in SDRAM */ -#define SDRAM_CL CL_3 -#endif - -#if (CONFIG_MEM_MT48LC16M8A2TG_75) - /*SDRAM INFORMATION: */ -#define SDRAM_Tref 64 /* Refresh period in milliseconds */ -#define SDRAM_NRA 4096 /* Number of row addresses in SDRAM */ -#define SDRAM_CL CL_3 -#endif - -#if (CONFIG_MEM_MT48LC32M8A2_75) - /*SDRAM INFORMATION: */ -#define SDRAM_Tref 64 /* Refresh period in milliseconds */ -#define SDRAM_NRA 8192 /* Number of row addresses in SDRAM */ -#define SDRAM_CL CL_3 -#endif - -#if (CONFIG_MEM_MT48LC64M4A2FB_7E) - /*SDRAM INFORMATION: */ -#define SDRAM_Tref 64 /* Refresh period in milliseconds */ -#define SDRAM_NRA 8192 /* Number of row addresses in SDRAM */ -#define SDRAM_CL CL_3 -#endif - -#if (CONFIG_MEM_GENERIC_BOARD) - /*SDRAM INFORMATION: Modify this for your board */ -#define SDRAM_Tref 64 /* Refresh period in milliseconds */ -#define SDRAM_NRA 8192 /* Number of row addresses in SDRAM */ -#define SDRAM_CL CL_3 -#endif - -#if (CONFIG_MEM_MT48LC32M16A2TG_75) - /*SDRAM INFORMATION: */ -#define SDRAM_Tref 64 /* Refresh period in milliseconds */ -#define SDRAM_NRA 8192 /* Number of row addresses in SDRAM */ -#define SDRAM_CL CL_3 -#endif - -/* Equation from section 17 (p17-46) of BF533 HRM */ -#define mem_SDRRC (((CONFIG_SCLK_HZ / 1000) * SDRAM_Tref) / SDRAM_NRA) - (SDRAM_tRAS_num + SDRAM_tRP_num) - -/* Enable SCLK Out */ -#define mem_SDGCTL (SCTLE | SDRAM_CL | SDRAM_tRAS | SDRAM_tRP | SDRAM_tRCD | SDRAM_tWR | PSS) - -#if defined CONFIG_CLKIN_HALF -#define CLKIN_HALF 1 -#else -#define CLKIN_HALF 0 -#endif - -#if defined CONFIG_PLL_BYPASS -#define PLL_BYPASS 1 -#else -#define PLL_BYPASS 0 -#endif - -/***************************************Currently Not Being Used *********************************/ -#define flash_EBIU_AMBCTL_WAT ((CONFIG_FLASH_SPEED_BWAT * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1 -#define flash_EBIU_AMBCTL_RAT ((CONFIG_FLASH_SPEED_BRAT * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1 -#define flash_EBIU_AMBCTL_HT ((CONFIG_FLASH_SPEED_BHT * 4) / (4000000000 / CONFIG_SCLK_HZ)) -#define flash_EBIU_AMBCTL_ST ((CONFIG_FLASH_SPEED_BST * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1 -#define flash_EBIU_AMBCTL_TT ((CONFIG_FLASH_SPEED_BTT * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1 - -#if (flash_EBIU_AMBCTL_TT > 3) -#define flash_EBIU_AMBCTL0_TT B0TT_4 -#endif -#if (flash_EBIU_AMBCTL_TT == 3) -#define flash_EBIU_AMBCTL0_TT B0TT_3 -#endif -#if (flash_EBIU_AMBCTL_TT == 2) -#define flash_EBIU_AMBCTL0_TT B0TT_2 -#endif -#if (flash_EBIU_AMBCTL_TT < 2) -#define flash_EBIU_AMBCTL0_TT B0TT_1 -#endif - -#if (flash_EBIU_AMBCTL_ST > 3) -#define flash_EBIU_AMBCTL0_ST B0ST_4 -#endif -#if (flash_EBIU_AMBCTL_ST == 3) -#define flash_EBIU_AMBCTL0_ST B0ST_3 -#endif -#if (flash_EBIU_AMBCTL_ST == 2) -#define flash_EBIU_AMBCTL0_ST B0ST_2 -#endif -#if (flash_EBIU_AMBCTL_ST < 2) -#define flash_EBIU_AMBCTL0_ST B0ST_1 -#endif - -#if (flash_EBIU_AMBCTL_HT > 2) -#define flash_EBIU_AMBCTL0_HT B0HT_3 -#endif -#if (flash_EBIU_AMBCTL_HT == 2) -#define flash_EBIU_AMBCTL0_HT B0HT_2 -#endif -#if (flash_EBIU_AMBCTL_HT == 1) -#define flash_EBIU_AMBCTL0_HT B0HT_1 -#endif -#if (flash_EBIU_AMBCTL_HT == 0 && CONFIG_FLASH_SPEED_BHT == 0) -#define flash_EBIU_AMBCTL0_HT B0HT_0 -#endif -#if (flash_EBIU_AMBCTL_HT == 0 && CONFIG_FLASH_SPEED_BHT != 0) -#define flash_EBIU_AMBCTL0_HT B0HT_1 -#endif - -#if (flash_EBIU_AMBCTL_WAT > 14) -#define flash_EBIU_AMBCTL0_WAT B0WAT_15 -#endif -#if (flash_EBIU_AMBCTL_WAT == 14) -#define flash_EBIU_AMBCTL0_WAT B0WAT_14 -#endif -#if (flash_EBIU_AMBCTL_WAT == 13) -#define flash_EBIU_AMBCTL0_WAT B0WAT_13 -#endif -#if (flash_EBIU_AMBCTL_WAT == 12) -#define flash_EBIU_AMBCTL0_WAT B0WAT_12 -#endif -#if (flash_EBIU_AMBCTL_WAT == 11) -#define flash_EBIU_AMBCTL0_WAT B0WAT_11 -#endif -#if (flash_EBIU_AMBCTL_WAT == 10) -#define flash_EBIU_AMBCTL0_WAT B0WAT_10 -#endif -#if (flash_EBIU_AMBCTL_WAT == 9) -#define flash_EBIU_AMBCTL0_WAT B0WAT_9 -#endif -#if (flash_EBIU_AMBCTL_WAT == 8) -#define flash_EBIU_AMBCTL0_WAT B0WAT_8 -#endif -#if (flash_EBIU_AMBCTL_WAT == 7) -#define flash_EBIU_AMBCTL0_WAT B0WAT_7 -#endif -#if (flash_EBIU_AMBCTL_WAT == 6) -#define flash_EBIU_AMBCTL0_WAT B0WAT_6 -#endif -#if (flash_EBIU_AMBCTL_WAT == 5) -#define flash_EBIU_AMBCTL0_WAT B0WAT_5 -#endif -#if (flash_EBIU_AMBCTL_WAT == 4) -#define flash_EBIU_AMBCTL0_WAT B0WAT_4 -#endif -#if (flash_EBIU_AMBCTL_WAT == 3) -#define flash_EBIU_AMBCTL0_WAT B0WAT_3 -#endif -#if (flash_EBIU_AMBCTL_WAT == 2) -#define flash_EBIU_AMBCTL0_WAT B0WAT_2 -#endif -#if (flash_EBIU_AMBCTL_WAT == 1) -#define flash_EBIU_AMBCTL0_WAT B0WAT_1 -#endif - -#if (flash_EBIU_AMBCTL_RAT > 14) -#define flash_EBIU_AMBCTL0_RAT B0RAT_15 -#endif -#if (flash_EBIU_AMBCTL_RAT == 14) -#define flash_EBIU_AMBCTL0_RAT B0RAT_14 -#endif -#if (flash_EBIU_AMBCTL_RAT == 13) -#define flash_EBIU_AMBCTL0_RAT B0RAT_13 -#endif -#if (flash_EBIU_AMBCTL_RAT == 12) -#define flash_EBIU_AMBCTL0_RAT B0RAT_12 -#endif -#if (flash_EBIU_AMBCTL_RAT == 11) -#define flash_EBIU_AMBCTL0_RAT B0RAT_11 -#endif -#if (flash_EBIU_AMBCTL_RAT == 10) -#define flash_EBIU_AMBCTL0_RAT B0RAT_10 -#endif -#if (flash_EBIU_AMBCTL_RAT == 9) -#define flash_EBIU_AMBCTL0_RAT B0RAT_9 -#endif -#if (flash_EBIU_AMBCTL_RAT == 8) -#define flash_EBIU_AMBCTL0_RAT B0RAT_8 -#endif -#if (flash_EBIU_AMBCTL_RAT == 7) -#define flash_EBIU_AMBCTL0_RAT B0RAT_7 -#endif -#if (flash_EBIU_AMBCTL_RAT == 6) -#define flash_EBIU_AMBCTL0_RAT B0RAT_6 -#endif -#if (flash_EBIU_AMBCTL_RAT == 5) -#define flash_EBIU_AMBCTL0_RAT B0RAT_5 -#endif -#if (flash_EBIU_AMBCTL_RAT == 4) -#define flash_EBIU_AMBCTL0_RAT B0RAT_4 -#endif -#if (flash_EBIU_AMBCTL_RAT == 3) -#define flash_EBIU_AMBCTL0_RAT B0RAT_3 -#endif -#if (flash_EBIU_AMBCTL_RAT == 2) -#define flash_EBIU_AMBCTL0_RAT B0RAT_2 -#endif -#if (flash_EBIU_AMBCTL_RAT == 1) -#define flash_EBIU_AMBCTL0_RAT B0RAT_1 -#endif - -#define flash_EBIU_AMBCTL0 \ - (flash_EBIU_AMBCTL0_WAT | flash_EBIU_AMBCTL0_RAT | flash_EBIU_AMBCTL0_HT | \ - flash_EBIU_AMBCTL0_ST | flash_EBIU_AMBCTL0_TT | CONFIG_FLASH_SPEED_RDYEN) diff --git a/arch/blackfin/mach-bf533/Makefile b/arch/blackfin/mach-bf533/Makefile index aa9f2647ee0..874840f7602 100644 --- a/arch/blackfin/mach-bf533/Makefile +++ b/arch/blackfin/mach-bf533/Makefile @@ -2,6 +2,4 @@ # arch/blackfin/mach-bf533/Makefile # -extra-y := head.o - obj-y := ints-priority.o dma.o diff --git a/arch/blackfin/mach-bf533/head.S b/arch/blackfin/mach-bf533/head.S deleted file mode 100644 index 9fc95aaca43..00000000000 --- a/arch/blackfin/mach-bf533/head.S +++ /dev/null @@ -1,137 +0,0 @@ -/* - * File: arch/blackfin/mach-bf533/head.S - * Based on: - * Author: Jeff Dionne COPYRIGHT 1998 D. Jeff Dionne - * - * Created: 1998 - * Description: bf533 startup file - * - * Modified: - * Copyright 2004-2006 Analog Devices Inc. - * - * Bugs: Enter bugs at http://blackfin.uclinux.org/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see the file COPYING, or write - * to the Free Software Foundation, Inc., - * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include -#include -#include -#ifdef CONFIG_BFIN_KERNEL_CLOCK -#include -#include -#endif - -.section .l1.text -#ifdef CONFIG_BFIN_KERNEL_CLOCK -ENTRY(_start_dma_code) - p0.h = hi(SIC_IWR); - p0.l = lo(SIC_IWR); - r0.l = 0x1; - r0.h = 0x0; - [p0] = r0; - SSYNC; - - /* - * Set PLL_CTL - * - [14:09] = MSEL[5:0] : CLKIN / VCO multiplication factors - * - [8] = BYPASS : BYPASS the PLL, run CLKIN into CCLK/SCLK - * - [7] = output delay (add 200ps of delay to mem signals) - * - [6] = input delay (add 200ps of input delay to mem signals) - * - [5] = PDWN : 1=All Clocks off - * - [3] = STOPCK : 1=Core Clock off - * - [1] = PLL_OFF : 1=Disable Power to PLL - * - [0] = DF : 1=Pass CLKIN/2 to PLL / 0=Pass CLKIN to PLL - * all other bits set to zero - */ - - p0.h = hi(PLL_LOCKCNT); - p0.l = lo(PLL_LOCKCNT); - r0 = 0x300(Z); - w[p0] = r0.l; - ssync; - - P2.H = hi(EBIU_SDGCTL); - P2.L = lo(EBIU_SDGCTL); - R0 = [P2]; - BITSET (R0, 24); - [P2] = R0; - SSYNC; - - r0 = CONFIG_VCO_MULT & 63; /* Load the VCO multiplier */ - r0 = r0 << 9; /* Shift it over, */ - r1 = CLKIN_HALF; /* Do we need to divide CLKIN by 2?*/ - r0 = r1 | r0; - r1 = PLL_BYPASS; /* Bypass the PLL? */ - r1 = r1 << 8; /* Shift it over */ - r0 = r1 | r0; /* add them all together */ -#ifdef ANOMALY_05000265 - BITSET(r0, 15); /* Add 250 mV of hysteresis to SPORT input pins */ -#endif - - p0.h = hi(PLL_CTL); - p0.l = lo(PLL_CTL); /* Load the address */ - cli r2; /* Disable interrupts */ - ssync; - w[p0] = r0.l; /* Set the value */ - idle; /* Wait for the PLL to stablize */ - sti r2; /* Enable interrupts */ - -.Lcheck_again: - p0.h = hi(PLL_STAT); - p0.l = lo(PLL_STAT); - R0 = W[P0](Z); - CC = BITTST(R0,5); - if ! CC jump .Lcheck_again; - - /* Configure SCLK & CCLK Dividers */ - r0 = (CONFIG_CCLK_ACT_DIV | CONFIG_SCLK_DIV); - p0.h = hi(PLL_DIV); - p0.l = lo(PLL_DIV); - w[p0] = r0.l; - ssync; - - p0.l = lo(EBIU_SDRRC); - p0.h = hi(EBIU_SDRRC); - r0 = mem_SDRRC; - w[p0] = r0.l; - ssync; - - P2.H = hi(EBIU_SDGCTL); - P2.L = lo(EBIU_SDGCTL); - R0 = [P2]; - BITCLR (R0, 24); - p0.h = hi(EBIU_SDSTAT); - p0.l = lo(EBIU_SDSTAT); - r2.l = w[p0]; - cc = bittst(r2,3); - if !cc jump .Lskip; - NOP; - BITSET (R0, 23); -.Lskip: - [P2] = R0; - SSYNC; - - R0.L = lo(mem_SDGCTL); - R0.H = hi(mem_SDGCTL); - R1 = [p2]; - R1 = R1 | R0; - [P2] = R1; - SSYNC; - - RTS; -ENDPROC(_start_dma_code) -#endif /* CONFIG_BFIN_KERNEL_CLOCK */ diff --git a/arch/blackfin/mach-bf533/include/mach/mem_init.h b/arch/blackfin/mach-bf533/include/mach/mem_init.h deleted file mode 100644 index ed2034bf10e..00000000000 --- a/arch/blackfin/mach-bf533/include/mach/mem_init.h +++ /dev/null @@ -1,297 +0,0 @@ -/* - * File: include/asm-blackfin/mach-bf533/mem_init.h - * Based on: - * Author: - * - * Created: - * Description: - * - * Rev: - * - * Modified: - * Copyright 2004-2006 Analog Devices Inc. - * - * Bugs: Enter bugs at http://blackfin.uclinux.org/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2, or (at your option) - * any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; see the file COPYING. - * If not, write to the Free Software Foundation, - * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - */ - -#if (CONFIG_MEM_MT48LC16M16A2TG_75 || CONFIG_MEM_MT48LC64M4A2FB_7E || \ - CONFIG_MEM_MT48LC32M16A2TG_75 || CONFIG_MEM_GENERIC_BOARD) -#if (CONFIG_SCLK_HZ > 119402985) -#define SDRAM_tRP TRP_2 -#define SDRAM_tRP_num 2 -#define SDRAM_tRAS TRAS_7 -#define SDRAM_tRAS_num 7 -#define SDRAM_tRCD TRCD_2 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 104477612) && (CONFIG_SCLK_HZ <= 119402985) -#define SDRAM_tRP TRP_2 -#define SDRAM_tRP_num 2 -#define SDRAM_tRAS TRAS_6 -#define SDRAM_tRAS_num 6 -#define SDRAM_tRCD TRCD_2 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 89552239) && (CONFIG_SCLK_HZ <= 104477612) -#define SDRAM_tRP TRP_2 -#define SDRAM_tRP_num 2 -#define SDRAM_tRAS TRAS_5 -#define SDRAM_tRAS_num 5 -#define SDRAM_tRCD TRCD_2 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 74626866) && (CONFIG_SCLK_HZ <= 89552239) -#define SDRAM_tRP TRP_2 -#define SDRAM_tRP_num 2 -#define SDRAM_tRAS TRAS_4 -#define SDRAM_tRAS_num 4 -#define SDRAM_tRCD TRCD_2 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 66666667) && (CONFIG_SCLK_HZ <= 74626866) -#define SDRAM_tRP TRP_2 -#define SDRAM_tRP_num 2 -#define SDRAM_tRAS TRAS_3 -#define SDRAM_tRAS_num 3 -#define SDRAM_tRCD TRCD_2 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 59701493) && (CONFIG_SCLK_HZ <= 66666667) -#define SDRAM_tRP TRP_1 -#define SDRAM_tRP_num 1 -#define SDRAM_tRAS TRAS_4 -#define SDRAM_tRAS_num 3 -#define SDRAM_tRCD TRCD_1 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 44776119) && (CONFIG_SCLK_HZ <= 59701493) -#define SDRAM_tRP TRP_1 -#define SDRAM_tRP_num 1 -#define SDRAM_tRAS TRAS_3 -#define SDRAM_tRAS_num 3 -#define SDRAM_tRCD TRCD_1 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 29850746) && (CONFIG_SCLK_HZ <= 44776119) -#define SDRAM_tRP TRP_1 -#define SDRAM_tRP_num 1 -#define SDRAM_tRAS TRAS_2 -#define SDRAM_tRAS_num 2 -#define SDRAM_tRCD TRCD_1 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ <= 29850746) -#define SDRAM_tRP TRP_1 -#define SDRAM_tRP_num 1 -#define SDRAM_tRAS TRAS_1 -#define SDRAM_tRAS_num 1 -#define SDRAM_tRCD TRCD_1 -#define SDRAM_tWR TWR_2 -#endif -#endif - -#if (CONFIG_MEM_MT48LC16M16A2TG_75) - /*SDRAM INFORMATION: */ -#define SDRAM_Tref 64 /* Refresh period in milliseconds */ -#define SDRAM_NRA 8192 /* Number of row addresses in SDRAM */ -#define SDRAM_CL CL_3 -#endif - -#if (CONFIG_MEM_MT48LC64M4A2FB_7E) - /*SDRAM INFORMATION: */ -#define SDRAM_Tref 64 /* Refresh period in milliseconds */ -#define SDRAM_NRA 8192 /* Number of row addresses in SDRAM */ -#define SDRAM_CL CL_3 -#endif - -#if (CONFIG_MEM_MT48LC32M16A2TG_75) - /*SDRAM INFORMATION: */ -#define SDRAM_Tref 64 /* Refresh period in milliseconds */ -#define SDRAM_NRA 8192 /* Number of row addresses in SDRAM */ -#define SDRAM_CL CL_3 -#endif - -#if (CONFIG_MEM_GENERIC_BOARD) - /*SDRAM INFORMATION: Modify this for your board */ -#define SDRAM_Tref 64 /* Refresh period in milliseconds */ -#define SDRAM_NRA 8192 /* Number of row addresses in SDRAM */ -#define SDRAM_CL CL_3 -#endif - -/* Equation from section 17 (p17-46) of BF533 HRM */ -#define mem_SDRRC (((CONFIG_SCLK_HZ / 1000) * SDRAM_Tref) / SDRAM_NRA) - (SDRAM_tRAS_num + SDRAM_tRP_num) - -/* Enable SCLK Out */ -#define mem_SDGCTL (SCTLE | SDRAM_CL | SDRAM_tRAS | SDRAM_tRP | SDRAM_tRCD | SDRAM_tWR | PSS) - -#if defined CONFIG_CLKIN_HALF -#define CLKIN_HALF 1 -#else -#define CLKIN_HALF 0 -#endif - -#if defined CONFIG_PLL_BYPASS -#define PLL_BYPASS 1 -#else -#define PLL_BYPASS 0 -#endif - -/***************************************Currently Not Being Used *********************************/ -#define flash_EBIU_AMBCTL_WAT ((CONFIG_FLASH_SPEED_BWAT * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1 -#define flash_EBIU_AMBCTL_RAT ((CONFIG_FLASH_SPEED_BRAT * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1 -#define flash_EBIU_AMBCTL_HT ((CONFIG_FLASH_SPEED_BHT * 4) / (4000000000 / CONFIG_SCLK_HZ)) -#define flash_EBIU_AMBCTL_ST ((CONFIG_FLASH_SPEED_BST * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1 -#define flash_EBIU_AMBCTL_TT ((CONFIG_FLASH_SPEED_BTT * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1 - -#if (flash_EBIU_AMBCTL_TT > 3) -#define flash_EBIU_AMBCTL0_TT B0TT_4 -#endif -#if (flash_EBIU_AMBCTL_TT == 3) -#define flash_EBIU_AMBCTL0_TT B0TT_3 -#endif -#if (flash_EBIU_AMBCTL_TT == 2) -#define flash_EBIU_AMBCTL0_TT B0TT_2 -#endif -#if (flash_EBIU_AMBCTL_TT < 2) -#define flash_EBIU_AMBCTL0_TT B0TT_1 -#endif - -#if (flash_EBIU_AMBCTL_ST > 3) -#define flash_EBIU_AMBCTL0_ST B0ST_4 -#endif -#if (flash_EBIU_AMBCTL_ST == 3) -#define flash_EBIU_AMBCTL0_ST B0ST_3 -#endif -#if (flash_EBIU_AMBCTL_ST == 2) -#define flash_EBIU_AMBCTL0_ST B0ST_2 -#endif -#if (flash_EBIU_AMBCTL_ST < 2) -#define flash_EBIU_AMBCTL0_ST B0ST_1 -#endif - -#if (flash_EBIU_AMBCTL_HT > 2) -#define flash_EBIU_AMBCTL0_HT B0HT_3 -#endif -#if (flash_EBIU_AMBCTL_HT == 2) -#define flash_EBIU_AMBCTL0_HT B0HT_2 -#endif -#if (flash_EBIU_AMBCTL_HT == 1) -#define flash_EBIU_AMBCTL0_HT B0HT_1 -#endif -#if (flash_EBIU_AMBCTL_HT == 0 && CONFIG_FLASH_SPEED_BHT == 0) -#define flash_EBIU_AMBCTL0_HT B0HT_0 -#endif -#if (flash_EBIU_AMBCTL_HT == 0 && CONFIG_FLASH_SPEED_BHT != 0) -#define flash_EBIU_AMBCTL0_HT B0HT_1 -#endif - -#if (flash_EBIU_AMBCTL_WAT > 14) -#define flash_EBIU_AMBCTL0_WAT B0WAT_15 -#endif -#if (flash_EBIU_AMBCTL_WAT == 14) -#define flash_EBIU_AMBCTL0_WAT B0WAT_14 -#endif -#if (flash_EBIU_AMBCTL_WAT == 13) -#define flash_EBIU_AMBCTL0_WAT B0WAT_13 -#endif -#if (flash_EBIU_AMBCTL_WAT == 12) -#define flash_EBIU_AMBCTL0_WAT B0WAT_12 -#endif -#if (flash_EBIU_AMBCTL_WAT == 11) -#define flash_EBIU_AMBCTL0_WAT B0WAT_11 -#endif -#if (flash_EBIU_AMBCTL_WAT == 10) -#define flash_EBIU_AMBCTL0_WAT B0WAT_10 -#endif -#if (flash_EBIU_AMBCTL_WAT == 9) -#define flash_EBIU_AMBCTL0_WAT B0WAT_9 -#endif -#if (flash_EBIU_AMBCTL_WAT == 8) -#define flash_EBIU_AMBCTL0_WAT B0WAT_8 -#endif -#if (flash_EBIU_AMBCTL_WAT == 7) -#define flash_EBIU_AMBCTL0_WAT B0WAT_7 -#endif -#if (flash_EBIU_AMBCTL_WAT == 6) -#define flash_EBIU_AMBCTL0_WAT B0WAT_6 -#endif -#if (flash_EBIU_AMBCTL_WAT == 5) -#define flash_EBIU_AMBCTL0_WAT B0WAT_5 -#endif -#if (flash_EBIU_AMBCTL_WAT == 4) -#define flash_EBIU_AMBCTL0_WAT B0WAT_4 -#endif -#if (flash_EBIU_AMBCTL_WAT == 3) -#define flash_EBIU_AMBCTL0_WAT B0WAT_3 -#endif -#if (flash_EBIU_AMBCTL_WAT == 2) -#define flash_EBIU_AMBCTL0_WAT B0WAT_2 -#endif -#if (flash_EBIU_AMBCTL_WAT == 1) -#define flash_EBIU_AMBCTL0_WAT B0WAT_1 -#endif - -#if (flash_EBIU_AMBCTL_RAT > 14) -#define flash_EBIU_AMBCTL0_RAT B0RAT_15 -#endif -#if (flash_EBIU_AMBCTL_RAT == 14) -#define flash_EBIU_AMBCTL0_RAT B0RAT_14 -#endif -#if (flash_EBIU_AMBCTL_RAT == 13) -#define flash_EBIU_AMBCTL0_RAT B0RAT_13 -#endif -#if (flash_EBIU_AMBCTL_RAT == 12) -#define flash_EBIU_AMBCTL0_RAT B0RAT_12 -#endif -#if (flash_EBIU_AMBCTL_RAT == 11) -#define flash_EBIU_AMBCTL0_RAT B0RAT_11 -#endif -#if (flash_EBIU_AMBCTL_RAT == 10) -#define flash_EBIU_AMBCTL0_RAT B0RAT_10 -#endif -#if (flash_EBIU_AMBCTL_RAT == 9) -#define flash_EBIU_AMBCTL0_RAT B0RAT_9 -#endif -#if (flash_EBIU_AMBCTL_RAT == 8) -#define flash_EBIU_AMBCTL0_RAT B0RAT_8 -#endif -#if (flash_EBIU_AMBCTL_RAT == 7) -#define flash_EBIU_AMBCTL0_RAT B0RAT_7 -#endif -#if (flash_EBIU_AMBCTL_RAT == 6) -#define flash_EBIU_AMBCTL0_RAT B0RAT_6 -#endif -#if (flash_EBIU_AMBCTL_RAT == 5) -#define flash_EBIU_AMBCTL0_RAT B0RAT_5 -#endif -#if (flash_EBIU_AMBCTL_RAT == 4) -#define flash_EBIU_AMBCTL0_RAT B0RAT_4 -#endif -#if (flash_EBIU_AMBCTL_RAT == 3) -#define flash_EBIU_AMBCTL0_RAT B0RAT_3 -#endif -#if (flash_EBIU_AMBCTL_RAT == 2) -#define flash_EBIU_AMBCTL0_RAT B0RAT_2 -#endif -#if (flash_EBIU_AMBCTL_RAT == 1) -#define flash_EBIU_AMBCTL0_RAT B0RAT_1 -#endif - -#define flash_EBIU_AMBCTL0 \ - (flash_EBIU_AMBCTL0_WAT | flash_EBIU_AMBCTL0_RAT | flash_EBIU_AMBCTL0_HT | \ - flash_EBIU_AMBCTL0_ST | flash_EBIU_AMBCTL0_TT | CONFIG_FLASH_SPEED_RDYEN) diff --git a/arch/blackfin/mach-bf537/Makefile b/arch/blackfin/mach-bf537/Makefile index 68e5478e95a..56994b675f9 100644 --- a/arch/blackfin/mach-bf537/Makefile +++ b/arch/blackfin/mach-bf537/Makefile @@ -2,6 +2,4 @@ # arch/blackfin/mach-bf537/Makefile # -extra-y := head.o - obj-y := ints-priority.o dma.o diff --git a/arch/blackfin/mach-bf537/head.S b/arch/blackfin/mach-bf537/head.S deleted file mode 100644 index f5c94bf80e3..00000000000 --- a/arch/blackfin/mach-bf537/head.S +++ /dev/null @@ -1,146 +0,0 @@ -/* - * File: arch/blackfin/mach-bf537/head.S - * Based on: arch/blackfin/mach-bf533/head.S - * Author: Jeff Dionne COPYRIGHT 1998 D. Jeff Dionne - * - * Created: 1998 - * Description: Startup code for Blackfin BF537 - * - * Modified: - * Copyright 2004-2006 Analog Devices Inc. - * - * Bugs: Enter bugs at http://blackfin.uclinux.org/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see the file COPYING, or write - * to the Free Software Foundation, Inc., - * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include -#include -#include -#ifdef CONFIG_BFIN_KERNEL_CLOCK -#include -#include -#endif - -.section .l1.text -#ifdef CONFIG_BFIN_KERNEL_CLOCK -ENTRY(_start_dma_code) - - /* Enable PHY CLK buffer output */ - p0.h = hi(VR_CTL); - p0.l = lo(VR_CTL); - r0.l = w[p0]; - bitset(r0, 14); - w[p0] = r0.l; - ssync; - - p0.h = hi(SIC_IWR); - p0.l = lo(SIC_IWR); - r0.l = 0x1; - r0.h = 0x0; - [p0] = r0; - SSYNC; - - /* - * Set PLL_CTL - * - [14:09] = MSEL[5:0] : CLKIN / VCO multiplication factors - * - [8] = BYPASS : BYPASS the PLL, run CLKIN into CCLK/SCLK - * - [7] = output delay (add 200ps of delay to mem signals) - * - [6] = input delay (add 200ps of input delay to mem signals) - * - [5] = PDWN : 1=All Clocks off - * - [3] = STOPCK : 1=Core Clock off - * - [1] = PLL_OFF : 1=Disable Power to PLL - * - [0] = DF : 1=Pass CLKIN/2 to PLL / 0=Pass CLKIN to PLL - * all other bits set to zero - */ - - p0.h = hi(PLL_LOCKCNT); - p0.l = lo(PLL_LOCKCNT); - r0 = 0x300(Z); - w[p0] = r0.l; - ssync; - - P2.H = hi(EBIU_SDGCTL); - P2.L = lo(EBIU_SDGCTL); - R0 = [P2]; - BITSET (R0, 24); - [P2] = R0; - SSYNC; - - r0 = CONFIG_VCO_MULT & 63; /* Load the VCO multiplier */ - r0 = r0 << 9; /* Shift it over, */ - r1 = CLKIN_HALF; /* Do we need to divide CLKIN by 2?*/ - r0 = r1 | r0; - r1 = PLL_BYPASS; /* Bypass the PLL? */ - r1 = r1 << 8; /* Shift it over */ - r0 = r1 | r0; /* add them all together */ -#ifdef ANOMALY_05000265 - BITSET(r0, 15); /* Add 250 mV of hysteresis to SPORT input pins */ -#endif - - p0.h = hi(PLL_CTL); - p0.l = lo(PLL_CTL); /* Load the address */ - cli r2; /* Disable interrupts */ - ssync; - w[p0] = r0.l; /* Set the value */ - idle; /* Wait for the PLL to stablize */ - sti r2; /* Enable interrupts */ - -.Lcheck_again: - p0.h = hi(PLL_STAT); - p0.l = lo(PLL_STAT); - R0 = W[P0](Z); - CC = BITTST(R0,5); - if ! CC jump .Lcheck_again; - - /* Configure SCLK & CCLK Dividers */ - r0 = (CONFIG_CCLK_ACT_DIV | CONFIG_SCLK_DIV); - p0.h = hi(PLL_DIV); - p0.l = lo(PLL_DIV); - w[p0] = r0.l; - ssync; - - p0.l = lo(EBIU_SDRRC); - p0.h = hi(EBIU_SDRRC); - r0 = mem_SDRRC; - w[p0] = r0.l; - ssync; - - P2.H = hi(EBIU_SDGCTL); - P2.L = lo(EBIU_SDGCTL); - R0 = [P2]; - BITCLR (R0, 24); - p0.h = hi(EBIU_SDSTAT); - p0.l = lo(EBIU_SDSTAT); - r2.l = w[p0]; - cc = bittst(r2,3); - if !cc jump .Lskip; - NOP; - BITSET (R0, 23); -.Lskip: - [P2] = R0; - SSYNC; - - R0.L = lo(mem_SDGCTL); - R0.H = hi(mem_SDGCTL); - R1 = [p2]; - R1 = R1 | R0; - [P2] = R1; - SSYNC; - - RTS; -ENDPROC(_start_dma_code) -#endif /* CONFIG_BFIN_KERNEL_CLOCK */ diff --git a/arch/blackfin/mach-bf537/include/mach/mem_init.h b/arch/blackfin/mach-bf537/include/mach/mem_init.h deleted file mode 100644 index f67698f670c..00000000000 --- a/arch/blackfin/mach-bf537/include/mach/mem_init.h +++ /dev/null @@ -1,303 +0,0 @@ -/* - * File: include/asm-blackfin/mach-bf537/mem_init.h - * Based on: - * Author: - * - * Created: - * Description: - * - * Rev: - * - * Modified: - * Copyright 2004-2006 Analog Devices Inc. - * - * Bugs: Enter bugs at http://blackfin.uclinux.org/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2, or (at your option) - * any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; see the file COPYING. - * If not, write to the Free Software Foundation, - * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - */ - -#if (CONFIG_MEM_MT48LC16M16A2TG_75 || CONFIG_MEM_MT48LC64M4A2FB_7E || CONFIG_MEM_MT48LC16M8A2TG_75 || CONFIG_MEM_GENERIC_BOARD || CONFIG_MEM_MT48LC32M8A2_75) -#if (CONFIG_SCLK_HZ > 119402985) -#define SDRAM_tRP TRP_2 -#define SDRAM_tRP_num 2 -#define SDRAM_tRAS TRAS_7 -#define SDRAM_tRAS_num 7 -#define SDRAM_tRCD TRCD_2 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 104477612) && (CONFIG_SCLK_HZ <= 119402985) -#define SDRAM_tRP TRP_2 -#define SDRAM_tRP_num 2 -#define SDRAM_tRAS TRAS_6 -#define SDRAM_tRAS_num 6 -#define SDRAM_tRCD TRCD_2 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 89552239) && (CONFIG_SCLK_HZ <= 104477612) -#define SDRAM_tRP TRP_2 -#define SDRAM_tRP_num 2 -#define SDRAM_tRAS TRAS_5 -#define SDRAM_tRAS_num 5 -#define SDRAM_tRCD TRCD_2 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 74626866) && (CONFIG_SCLK_HZ <= 89552239) -#define SDRAM_tRP TRP_2 -#define SDRAM_tRP_num 2 -#define SDRAM_tRAS TRAS_4 -#define SDRAM_tRAS_num 4 -#define SDRAM_tRCD TRCD_2 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 66666667) && (CONFIG_SCLK_HZ <= 74626866) -#define SDRAM_tRP TRP_2 -#define SDRAM_tRP_num 2 -#define SDRAM_tRAS TRAS_3 -#define SDRAM_tRAS_num 3 -#define SDRAM_tRCD TRCD_2 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 59701493) && (CONFIG_SCLK_HZ <= 66666667) -#define SDRAM_tRP TRP_1 -#define SDRAM_tRP_num 1 -#define SDRAM_tRAS TRAS_4 -#define SDRAM_tRAS_num 3 -#define SDRAM_tRCD TRCD_1 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 44776119) && (CONFIG_SCLK_HZ <= 59701493) -#define SDRAM_tRP TRP_1 -#define SDRAM_tRP_num 1 -#define SDRAM_tRAS TRAS_3 -#define SDRAM_tRAS_num 3 -#define SDRAM_tRCD TRCD_1 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 29850746) && (CONFIG_SCLK_HZ <= 44776119) -#define SDRAM_tRP TRP_1 -#define SDRAM_tRP_num 1 -#define SDRAM_tRAS TRAS_2 -#define SDRAM_tRAS_num 2 -#define SDRAM_tRCD TRCD_1 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ <= 29850746) -#define SDRAM_tRP TRP_1 -#define SDRAM_tRP_num 1 -#define SDRAM_tRAS TRAS_1 -#define SDRAM_tRAS_num 1 -#define SDRAM_tRCD TRCD_1 -#define SDRAM_tWR TWR_2 -#endif -#endif - -#if (CONFIG_MEM_MT48LC16M16A2TG_75) - /*SDRAM INFORMATION: */ -#define SDRAM_Tref 64 /* Refresh period in milliseconds */ -#define SDRAM_NRA 8192 /* Number of row addresses in SDRAM */ -#define SDRAM_CL CL_3 -#endif - -#if (CONFIG_MEM_MT48LC16M8A2TG_75) - /*SDRAM INFORMATION: */ -#define SDRAM_Tref 64 /* Refresh period in milliseconds */ -#define SDRAM_NRA 4096 /* Number of row addresses in SDRAM */ -#define SDRAM_CL CL_3 -#endif - -#if (CONFIG_MEM_MT48LC32M8A2_75) - /*SDRAM INFORMATION: */ -#define SDRAM_Tref 64 /* Refresh period in milliseconds */ -#define SDRAM_NRA 8192 /* Number of row addresses in SDRAM */ -#define SDRAM_CL CL_3 -#endif - -#if (CONFIG_MEM_MT48LC64M4A2FB_7E) - /*SDRAM INFORMATION: */ -#define SDRAM_Tref 64 /* Refresh period in milliseconds */ -#define SDRAM_NRA 8192 /* Number of row addresses in SDRAM */ -#define SDRAM_CL CL_3 -#endif - -#if (CONFIG_MEM_GENERIC_BOARD) - /*SDRAM INFORMATION: Modify this for your board */ -#define SDRAM_Tref 64 /* Refresh period in milliseconds */ -#define SDRAM_NRA 8192 /* Number of row addresses in SDRAM */ -#define SDRAM_CL CL_3 -#endif - -/* Equation from section 17 (p17-46) of BF533 HRM */ -#define mem_SDRRC (((CONFIG_SCLK_HZ / 1000) * SDRAM_Tref) / SDRAM_NRA) - (SDRAM_tRAS_num + SDRAM_tRP_num) - -/* Enable SCLK Out */ -#define mem_SDGCTL (SCTLE | SDRAM_CL | SDRAM_tRAS | SDRAM_tRP | SDRAM_tRCD | SDRAM_tWR | PSS) - -#if defined CONFIG_CLKIN_HALF -#define CLKIN_HALF 1 -#else -#define CLKIN_HALF 0 -#endif - -#if defined CONFIG_PLL_BYPASS -#define PLL_BYPASS 1 -#else -#define PLL_BYPASS 0 -#endif - -/***************************************Currently Not Being Used *********************************/ -#define flash_EBIU_AMBCTL_WAT ((CONFIG_FLASH_SPEED_BWAT * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1 -#define flash_EBIU_AMBCTL_RAT ((CONFIG_FLASH_SPEED_BRAT * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1 -#define flash_EBIU_AMBCTL_HT ((CONFIG_FLASH_SPEED_BHT * 4) / (4000000000 / CONFIG_SCLK_HZ)) -#define flash_EBIU_AMBCTL_ST ((CONFIG_FLASH_SPEED_BST * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1 -#define flash_EBIU_AMBCTL_TT ((CONFIG_FLASH_SPEED_BTT * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1 - -#if (flash_EBIU_AMBCTL_TT > 3) -#define flash_EBIU_AMBCTL0_TT B0TT_4 -#endif -#if (flash_EBIU_AMBCTL_TT == 3) -#define flash_EBIU_AMBCTL0_TT B0TT_3 -#endif -#if (flash_EBIU_AMBCTL_TT == 2) -#define flash_EBIU_AMBCTL0_TT B0TT_2 -#endif -#if (flash_EBIU_AMBCTL_TT < 2) -#define flash_EBIU_AMBCTL0_TT B0TT_1 -#endif - -#if (flash_EBIU_AMBCTL_ST > 3) -#define flash_EBIU_AMBCTL0_ST B0ST_4 -#endif -#if (flash_EBIU_AMBCTL_ST == 3) -#define flash_EBIU_AMBCTL0_ST B0ST_3 -#endif -#if (flash_EBIU_AMBCTL_ST == 2) -#define flash_EBIU_AMBCTL0_ST B0ST_2 -#endif -#if (flash_EBIU_AMBCTL_ST < 2) -#define flash_EBIU_AMBCTL0_ST B0ST_1 -#endif - -#if (flash_EBIU_AMBCTL_HT > 2) -#define flash_EBIU_AMBCTL0_HT B0HT_3 -#endif -#if (flash_EBIU_AMBCTL_HT == 2) -#define flash_EBIU_AMBCTL0_HT B0HT_2 -#endif -#if (flash_EBIU_AMBCTL_HT == 1) -#define flash_EBIU_AMBCTL0_HT B0HT_1 -#endif -#if (flash_EBIU_AMBCTL_HT == 0 && CONFIG_FLASH_SPEED_BHT == 0) -#define flash_EBIU_AMBCTL0_HT B0HT_0 -#endif -#if (flash_EBIU_AMBCTL_HT == 0 && CONFIG_FLASH_SPEED_BHT != 0) -#define flash_EBIU_AMBCTL0_HT B0HT_1 -#endif - -#if (flash_EBIU_AMBCTL_WAT > 14) -#define flash_EBIU_AMBCTL0_WAT B0WAT_15 -#endif -#if (flash_EBIU_AMBCTL_WAT == 14) -#define flash_EBIU_AMBCTL0_WAT B0WAT_14 -#endif -#if (flash_EBIU_AMBCTL_WAT == 13) -#define flash_EBIU_AMBCTL0_WAT B0WAT_13 -#endif -#if (flash_EBIU_AMBCTL_WAT == 12) -#define flash_EBIU_AMBCTL0_WAT B0WAT_12 -#endif -#if (flash_EBIU_AMBCTL_WAT == 11) -#define flash_EBIU_AMBCTL0_WAT B0WAT_11 -#endif -#if (flash_EBIU_AMBCTL_WAT == 10) -#define flash_EBIU_AMBCTL0_WAT B0WAT_10 -#endif -#if (flash_EBIU_AMBCTL_WAT == 9) -#define flash_EBIU_AMBCTL0_WAT B0WAT_9 -#endif -#if (flash_EBIU_AMBCTL_WAT == 8) -#define flash_EBIU_AMBCTL0_WAT B0WAT_8 -#endif -#if (flash_EBIU_AMBCTL_WAT == 7) -#define flash_EBIU_AMBCTL0_WAT B0WAT_7 -#endif -#if (flash_EBIU_AMBCTL_WAT == 6) -#define flash_EBIU_AMBCTL0_WAT B0WAT_6 -#endif -#if (flash_EBIU_AMBCTL_WAT == 5) -#define flash_EBIU_AMBCTL0_WAT B0WAT_5 -#endif -#if (flash_EBIU_AMBCTL_WAT == 4) -#define flash_EBIU_AMBCTL0_WAT B0WAT_4 -#endif -#if (flash_EBIU_AMBCTL_WAT == 3) -#define flash_EBIU_AMBCTL0_WAT B0WAT_3 -#endif -#if (flash_EBIU_AMBCTL_WAT == 2) -#define flash_EBIU_AMBCTL0_WAT B0WAT_2 -#endif -#if (flash_EBIU_AMBCTL_WAT == 1) -#define flash_EBIU_AMBCTL0_WAT B0WAT_1 -#endif - -#if (flash_EBIU_AMBCTL_RAT > 14) -#define flash_EBIU_AMBCTL0_RAT B0RAT_15 -#endif -#if (flash_EBIU_AMBCTL_RAT == 14) -#define flash_EBIU_AMBCTL0_RAT B0RAT_14 -#endif -#if (flash_EBIU_AMBCTL_RAT == 13) -#define flash_EBIU_AMBCTL0_RAT B0RAT_13 -#endif -#if (flash_EBIU_AMBCTL_RAT == 12) -#define flash_EBIU_AMBCTL0_RAT B0RAT_12 -#endif -#if (flash_EBIU_AMBCTL_RAT == 11) -#define flash_EBIU_AMBCTL0_RAT B0RAT_11 -#endif -#if (flash_EBIU_AMBCTL_RAT == 10) -#define flash_EBIU_AMBCTL0_RAT B0RAT_10 -#endif -#if (flash_EBIU_AMBCTL_RAT == 9) -#define flash_EBIU_AMBCTL0_RAT B0RAT_9 -#endif -#if (flash_EBIU_AMBCTL_RAT == 8) -#define flash_EBIU_AMBCTL0_RAT B0RAT_8 -#endif -#if (flash_EBIU_AMBCTL_RAT == 7) -#define flash_EBIU_AMBCTL0_RAT B0RAT_7 -#endif -#if (flash_EBIU_AMBCTL_RAT == 6) -#define flash_EBIU_AMBCTL0_RAT B0RAT_6 -#endif -#if (flash_EBIU_AMBCTL_RAT == 5) -#define flash_EBIU_AMBCTL0_RAT B0RAT_5 -#endif -#if (flash_EBIU_AMBCTL_RAT == 4) -#define flash_EBIU_AMBCTL0_RAT B0RAT_4 -#endif -#if (flash_EBIU_AMBCTL_RAT == 3) -#define flash_EBIU_AMBCTL0_RAT B0RAT_3 -#endif -#if (flash_EBIU_AMBCTL_RAT == 2) -#define flash_EBIU_AMBCTL0_RAT B0RAT_2 -#endif -#if (flash_EBIU_AMBCTL_RAT == 1) -#define flash_EBIU_AMBCTL0_RAT B0RAT_1 -#endif - -#define flash_EBIU_AMBCTL0 \ - (flash_EBIU_AMBCTL0_WAT | flash_EBIU_AMBCTL0_RAT | flash_EBIU_AMBCTL0_HT | \ - flash_EBIU_AMBCTL0_ST | flash_EBIU_AMBCTL0_TT | CONFIG_FLASH_SPEED_RDYEN) diff --git a/arch/blackfin/mach-bf538/Makefile b/arch/blackfin/mach-bf538/Makefile index 1f093c4f723..8cd2719684d 100644 --- a/arch/blackfin/mach-bf538/Makefile +++ b/arch/blackfin/mach-bf538/Makefile @@ -2,6 +2,4 @@ # arch/blackfin/mach-bf538/Makefile # -extra-y := head.o - obj-y := ints-priority.o dma.o diff --git a/arch/blackfin/mach-bf538/head.S b/arch/blackfin/mach-bf538/head.S deleted file mode 100644 index 39013ec9700..00000000000 --- a/arch/blackfin/mach-bf538/head.S +++ /dev/null @@ -1,137 +0,0 @@ -/* - * File: arch/blackfin/mach-bf538/head.S - * Based on: - * Author: Jeff Dionne COPYRIGHT 1998 D. Jeff Dionne - * - * Created: 1998 - * Description: bf533 startup file - * - * Modified: - * Copyright 2004-2006 Analog Devices Inc. - * - * Bugs: Enter bugs at http://blackfin.uclinux.org/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see the file COPYING, or write - * to the Free Software Foundation, Inc., - * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include -#include -#include -#ifdef CONFIG_BFIN_KERNEL_CLOCK -#include -#include -#endif - -.section .l1.text -#ifdef CONFIG_BFIN_KERNEL_CLOCK -ENTRY(_start_dma_code) - p0.h = hi(SIC_IWR0); - p0.l = lo(SIC_IWR0); - r0.l = 0x1; - r0.h = 0x0; - [p0] = r0; - SSYNC; - - /* - * Set PLL_CTL - * - [14:09] = MSEL[5:0] : CLKIN / VCO multiplication factors - * - [8] = BYPASS : BYPASS the PLL, run CLKIN into CCLK/SCLK - * - [7] = output delay (add 200ps of delay to mem signals) - * - [6] = input delay (add 200ps of input delay to mem signals) - * - [5] = PDWN : 1=All Clocks off - * - [3] = STOPCK : 1=Core Clock off - * - [1] = PLL_OFF : 1=Disable Power to PLL - * - [0] = DF : 1=Pass CLKIN/2 to PLL / 0=Pass CLKIN to PLL - * all other bits set to zero - */ - - p0.h = hi(PLL_LOCKCNT); - p0.l = lo(PLL_LOCKCNT); - r0 = 0x300(Z); - w[p0] = r0.l; - ssync; - - P2.H = hi(EBIU_SDGCTL); - P2.L = lo(EBIU_SDGCTL); - R0 = [P2]; - BITSET (R0, 24); - [P2] = R0; - SSYNC; - - r0 = CONFIG_VCO_MULT & 63; /* Load the VCO multiplier */ - r0 = r0 << 9; /* Shift it over, */ - r1 = CLKIN_HALF; /* Do we need to divide CLKIN by 2?*/ - r0 = r1 | r0; - r1 = PLL_BYPASS; /* Bypass the PLL? */ - r1 = r1 << 8; /* Shift it over */ - r0 = r1 | r0; /* add them all together */ -#ifdef ANOMALY_05000265 - BITSET(r0, 15); /* Add 250 mV of hysteresis to SPORT input pins */ -#endif - - p0.h = hi(PLL_CTL); - p0.l = lo(PLL_CTL); /* Load the address */ - cli r2; /* Disable interrupts */ - ssync; - w[p0] = r0.l; /* Set the value */ - idle; /* Wait for the PLL to stablize */ - sti r2; /* Enable interrupts */ - -.Lcheck_again: - p0.h = hi(PLL_STAT); - p0.l = lo(PLL_STAT); - R0 = W[P0](Z); - CC = BITTST(R0,5); - if ! CC jump .Lcheck_again; - - /* Configure SCLK & CCLK Dividers */ - r0 = (CONFIG_CCLK_ACT_DIV | CONFIG_SCLK_DIV); - p0.h = hi(PLL_DIV); - p0.l = lo(PLL_DIV); - w[p0] = r0.l; - ssync; - - p0.l = lo(EBIU_SDRRC); - p0.h = hi(EBIU_SDRRC); - r0 = mem_SDRRC; - w[p0] = r0.l; - ssync; - - P2.H = hi(EBIU_SDGCTL); - P2.L = lo(EBIU_SDGCTL); - R0 = [P2]; - BITCLR (R0, 24); - p0.h = hi(EBIU_SDSTAT); - p0.l = lo(EBIU_SDSTAT); - r2.l = w[p0]; - cc = bittst(r2,3); - if !cc jump .Lskip; - NOP; - BITSET (R0, 23); -.Lskip: - [P2] = R0; - SSYNC; - - R0.L = lo(mem_SDGCTL); - R0.H = hi(mem_SDGCTL); - R1 = [p2]; - R1 = R1 | R0; - [P2] = R1; - SSYNC; - - RTS; -ENDPROC(_start_dma_code) -#endif /* CONFIG_BFIN_KERNEL_CLOCK */ diff --git a/arch/blackfin/mach-bf538/include/mach/mem_init.h b/arch/blackfin/mach-bf538/include/mach/mem_init.h deleted file mode 100644 index d3961ba997c..00000000000 --- a/arch/blackfin/mach-bf538/include/mach/mem_init.h +++ /dev/null @@ -1,303 +0,0 @@ -/* - * File: include/asm-blackfin/mach-bf538/mem_init.h - * Based on: - * Author: - * - * Created: - * Description: - * - * Rev: - * - * Modified: - * Copyright 2004-2006 Analog Devices Inc. - * - * Bugs: Enter bugs at http://blackfin.uclinux.org/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2, or (at your option) - * any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; see the file COPYING. - * If not, write to the Free Software Foundation, - * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - */ - -#if (CONFIG_MEM_MT48LC16M16A2TG_75 || CONFIG_MEM_MT48LC64M4A2FB_7E || CONFIG_MEM_MT48LC16M8A2TG_75 || CONFIG_MEM_GENERIC_BOARD || CONFIG_MEM_MT48LC32M8A2_75) -#if (CONFIG_SCLK_HZ > 119402985) -#define SDRAM_tRP TRP_2 -#define SDRAM_tRP_num 2 -#define SDRAM_tRAS TRAS_7 -#define SDRAM_tRAS_num 7 -#define SDRAM_tRCD TRCD_2 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 104477612) && (CONFIG_SCLK_HZ <= 119402985) -#define SDRAM_tRP TRP_2 -#define SDRAM_tRP_num 2 -#define SDRAM_tRAS TRAS_6 -#define SDRAM_tRAS_num 6 -#define SDRAM_tRCD TRCD_2 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 89552239) && (CONFIG_SCLK_HZ <= 104477612) -#define SDRAM_tRP TRP_2 -#define SDRAM_tRP_num 2 -#define SDRAM_tRAS TRAS_5 -#define SDRAM_tRAS_num 5 -#define SDRAM_tRCD TRCD_2 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 74626866) && (CONFIG_SCLK_HZ <= 89552239) -#define SDRAM_tRP TRP_2 -#define SDRAM_tRP_num 2 -#define SDRAM_tRAS TRAS_4 -#define SDRAM_tRAS_num 4 -#define SDRAM_tRCD TRCD_2 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 66666667) && (CONFIG_SCLK_HZ <= 74626866) -#define SDRAM_tRP TRP_2 -#define SDRAM_tRP_num 2 -#define SDRAM_tRAS TRAS_3 -#define SDRAM_tRAS_num 3 -#define SDRAM_tRCD TRCD_2 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 59701493) && (CONFIG_SCLK_HZ <= 66666667) -#define SDRAM_tRP TRP_1 -#define SDRAM_tRP_num 1 -#define SDRAM_tRAS TRAS_4 -#define SDRAM_tRAS_num 3 -#define SDRAM_tRCD TRCD_1 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 44776119) && (CONFIG_SCLK_HZ <= 59701493) -#define SDRAM_tRP TRP_1 -#define SDRAM_tRP_num 1 -#define SDRAM_tRAS TRAS_3 -#define SDRAM_tRAS_num 3 -#define SDRAM_tRCD TRCD_1 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 29850746) && (CONFIG_SCLK_HZ <= 44776119) -#define SDRAM_tRP TRP_1 -#define SDRAM_tRP_num 1 -#define SDRAM_tRAS TRAS_2 -#define SDRAM_tRAS_num 2 -#define SDRAM_tRCD TRCD_1 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ <= 29850746) -#define SDRAM_tRP TRP_1 -#define SDRAM_tRP_num 1 -#define SDRAM_tRAS TRAS_1 -#define SDRAM_tRAS_num 1 -#define SDRAM_tRCD TRCD_1 -#define SDRAM_tWR TWR_2 -#endif -#endif - -#if (CONFIG_MEM_MT48LC16M16A2TG_75) - /*SDRAM INFORMATION: */ -#define SDRAM_Tref 64 /* Refresh period in milliseconds */ -#define SDRAM_NRA 8192 /* Number of row addresses in SDRAM */ -#define SDRAM_CL CL_3 -#endif - -#if (CONFIG_MEM_MT48LC16M8A2TG_75) - /*SDRAM INFORMATION: */ -#define SDRAM_Tref 64 /* Refresh period in milliseconds */ -#define SDRAM_NRA 4096 /* Number of row addresses in SDRAM */ -#define SDRAM_CL CL_3 -#endif - -#if (CONFIG_MEM_MT48LC32M8A2_75) - /*SDRAM INFORMATION: */ -#define SDRAM_Tref 64 /* Refresh period in milliseconds */ -#define SDRAM_NRA 8192 /* Number of row addresses in SDRAM */ -#define SDRAM_CL CL_3 -#endif - -#if (CONFIG_MEM_MT48LC64M4A2FB_7E) - /*SDRAM INFORMATION: */ -#define SDRAM_Tref 64 /* Refresh period in milliseconds */ -#define SDRAM_NRA 8192 /* Number of row addresses in SDRAM */ -#define SDRAM_CL CL_3 -#endif - -#if (CONFIG_MEM_GENERIC_BOARD) - /*SDRAM INFORMATION: Modify this for your board */ -#define SDRAM_Tref 64 /* Refresh period in milliseconds */ -#define SDRAM_NRA 8192 /* Number of row addresses in SDRAM */ -#define SDRAM_CL CL_3 -#endif - -/* Equation from section 17 (p17-46) of BF533 HRM */ -#define mem_SDRRC ((((CONFIG_SCLK_HZ / 1000) * SDRAM_Tref) / SDRAM_NRA) - (SDRAM_tRAS_num + SDRAM_tRP_num)) - -/* Enable SCLK Out */ -#define mem_SDGCTL (SCTLE | SDRAM_CL | SDRAM_tRAS | SDRAM_tRP | SDRAM_tRCD | SDRAM_tWR | PSS) - -#if defined CONFIG_CLKIN_HALF -#define CLKIN_HALF 1 -#else -#define CLKIN_HALF 0 -#endif - -#if defined CONFIG_PLL_BYPASS -#define PLL_BYPASS 1 -#else -#define PLL_BYPASS 0 -#endif - -/***************************************Currently Not Being Used *********************************/ -#define flash_EBIU_AMBCTL_WAT (((CONFIG_FLASH_SPEED_BWAT * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1) -#define flash_EBIU_AMBCTL_RAT (((CONFIG_FLASH_SPEED_BRAT * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1) -#define flash_EBIU_AMBCTL_HT (((CONFIG_FLASH_SPEED_BHT * 4) / (4000000000 / CONFIG_SCLK_HZ))) -#define flash_EBIU_AMBCTL_ST (((CONFIG_FLASH_SPEED_BST * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1) -#define flash_EBIU_AMBCTL_TT (((CONFIG_FLASH_SPEED_BTT * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1) - -#if (flash_EBIU_AMBCTL_TT > 3) -#define flash_EBIU_AMBCTL0_TT B0TT_4 -#endif -#if (flash_EBIU_AMBCTL_TT == 3) -#define flash_EBIU_AMBCTL0_TT B0TT_3 -#endif -#if (flash_EBIU_AMBCTL_TT == 2) -#define flash_EBIU_AMBCTL0_TT B0TT_2 -#endif -#if (flash_EBIU_AMBCTL_TT < 2) -#define flash_EBIU_AMBCTL0_TT B0TT_1 -#endif - -#if (flash_EBIU_AMBCTL_ST > 3) -#define flash_EBIU_AMBCTL0_ST B0ST_4 -#endif -#if (flash_EBIU_AMBCTL_ST == 3) -#define flash_EBIU_AMBCTL0_ST B0ST_3 -#endif -#if (flash_EBIU_AMBCTL_ST == 2) -#define flash_EBIU_AMBCTL0_ST B0ST_2 -#endif -#if (flash_EBIU_AMBCTL_ST < 2) -#define flash_EBIU_AMBCTL0_ST B0ST_1 -#endif - -#if (flash_EBIU_AMBCTL_HT > 2) -#define flash_EBIU_AMBCTL0_HT B0HT_3 -#endif -#if (flash_EBIU_AMBCTL_HT == 2) -#define flash_EBIU_AMBCTL0_HT B0HT_2 -#endif -#if (flash_EBIU_AMBCTL_HT == 1) -#define flash_EBIU_AMBCTL0_HT B0HT_1 -#endif -#if (flash_EBIU_AMBCTL_HT == 0 && CONFIG_FLASH_SPEED_BHT == 0) -#define flash_EBIU_AMBCTL0_HT B0HT_0 -#endif -#if (flash_EBIU_AMBCTL_HT == 0 && CONFIG_FLASH_SPEED_BHT != 0) -#define flash_EBIU_AMBCTL0_HT B0HT_1 -#endif - -#if (flash_EBIU_AMBCTL_WAT > 14) -#define flash_EBIU_AMBCTL0_WAT B0WAT_15 -#endif -#if (flash_EBIU_AMBCTL_WAT == 14) -#define flash_EBIU_AMBCTL0_WAT B0WAT_14 -#endif -#if (flash_EBIU_AMBCTL_WAT == 13) -#define flash_EBIU_AMBCTL0_WAT B0WAT_13 -#endif -#if (flash_EBIU_AMBCTL_WAT == 12) -#define flash_EBIU_AMBCTL0_WAT B0WAT_12 -#endif -#if (flash_EBIU_AMBCTL_WAT == 11) -#define flash_EBIU_AMBCTL0_WAT B0WAT_11 -#endif -#if (flash_EBIU_AMBCTL_WAT == 10) -#define flash_EBIU_AMBCTL0_WAT B0WAT_10 -#endif -#if (flash_EBIU_AMBCTL_WAT == 9) -#define flash_EBIU_AMBCTL0_WAT B0WAT_9 -#endif -#if (flash_EBIU_AMBCTL_WAT == 8) -#define flash_EBIU_AMBCTL0_WAT B0WAT_8 -#endif -#if (flash_EBIU_AMBCTL_WAT == 7) -#define flash_EBIU_AMBCTL0_WAT B0WAT_7 -#endif -#if (flash_EBIU_AMBCTL_WAT == 6) -#define flash_EBIU_AMBCTL0_WAT B0WAT_6 -#endif -#if (flash_EBIU_AMBCTL_WAT == 5) -#define flash_EBIU_AMBCTL0_WAT B0WAT_5 -#endif -#if (flash_EBIU_AMBCTL_WAT == 4) -#define flash_EBIU_AMBCTL0_WAT B0WAT_4 -#endif -#if (flash_EBIU_AMBCTL_WAT == 3) -#define flash_EBIU_AMBCTL0_WAT B0WAT_3 -#endif -#if (flash_EBIU_AMBCTL_WAT == 2) -#define flash_EBIU_AMBCTL0_WAT B0WAT_2 -#endif -#if (flash_EBIU_AMBCTL_WAT == 1) -#define flash_EBIU_AMBCTL0_WAT B0WAT_1 -#endif - -#if (flash_EBIU_AMBCTL_RAT > 14) -#define flash_EBIU_AMBCTL0_RAT B0RAT_15 -#endif -#if (flash_EBIU_AMBCTL_RAT == 14) -#define flash_EBIU_AMBCTL0_RAT B0RAT_14 -#endif -#if (flash_EBIU_AMBCTL_RAT == 13) -#define flash_EBIU_AMBCTL0_RAT B0RAT_13 -#endif -#if (flash_EBIU_AMBCTL_RAT == 12) -#define flash_EBIU_AMBCTL0_RAT B0RAT_12 -#endif -#if (flash_EBIU_AMBCTL_RAT == 11) -#define flash_EBIU_AMBCTL0_RAT B0RAT_11 -#endif -#if (flash_EBIU_AMBCTL_RAT == 10) -#define flash_EBIU_AMBCTL0_RAT B0RAT_10 -#endif -#if (flash_EBIU_AMBCTL_RAT == 9) -#define flash_EBIU_AMBCTL0_RAT B0RAT_9 -#endif -#if (flash_EBIU_AMBCTL_RAT == 8) -#define flash_EBIU_AMBCTL0_RAT B0RAT_8 -#endif -#if (flash_EBIU_AMBCTL_RAT == 7) -#define flash_EBIU_AMBCTL0_RAT B0RAT_7 -#endif -#if (flash_EBIU_AMBCTL_RAT == 6) -#define flash_EBIU_AMBCTL0_RAT B0RAT_6 -#endif -#if (flash_EBIU_AMBCTL_RAT == 5) -#define flash_EBIU_AMBCTL0_RAT B0RAT_5 -#endif -#if (flash_EBIU_AMBCTL_RAT == 4) -#define flash_EBIU_AMBCTL0_RAT B0RAT_4 -#endif -#if (flash_EBIU_AMBCTL_RAT == 3) -#define flash_EBIU_AMBCTL0_RAT B0RAT_3 -#endif -#if (flash_EBIU_AMBCTL_RAT == 2) -#define flash_EBIU_AMBCTL0_RAT B0RAT_2 -#endif -#if (flash_EBIU_AMBCTL_RAT == 1) -#define flash_EBIU_AMBCTL0_RAT B0RAT_1 -#endif - -#define flash_EBIU_AMBCTL0 \ - (flash_EBIU_AMBCTL0_WAT | flash_EBIU_AMBCTL0_RAT | flash_EBIU_AMBCTL0_HT | \ - flash_EBIU_AMBCTL0_ST | flash_EBIU_AMBCTL0_TT | CONFIG_FLASH_SPEED_RDYEN) diff --git a/arch/blackfin/mach-bf548/Makefile b/arch/blackfin/mach-bf548/Makefile index 68e5478e95a..56994b675f9 100644 --- a/arch/blackfin/mach-bf548/Makefile +++ b/arch/blackfin/mach-bf548/Makefile @@ -2,6 +2,4 @@ # arch/blackfin/mach-bf537/Makefile # -extra-y := head.o - obj-y := ints-priority.o dma.o diff --git a/arch/blackfin/mach-bf548/head.S b/arch/blackfin/mach-bf548/head.S deleted file mode 100644 index 93b361dff27..00000000000 --- a/arch/blackfin/mach-bf548/head.S +++ /dev/null @@ -1,158 +0,0 @@ -/* - * File: arch/blackfin/mach-bf548/head.S - * Based on: arch/blackfin/mach-bf537/head.S - * Author: Jeff Dionne COPYRIGHT 1998 D. Jeff Dionne - * - * Created: 1998 - * Description: Startup code for Blackfin BF548 - * - * Modified: - * Copyright 2004-2007 Analog Devices Inc. - * - * Bugs: Enter bugs at http://blackfin.uclinux.org/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see the file COPYING, or write - * to the Free Software Foundation, Inc., - * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include -#include -#include -#ifdef CONFIG_BFIN_KERNEL_CLOCK -#include -#include -#endif - -.section .l1.text -#ifdef CONFIG_BFIN_KERNEL_CLOCK -ENTRY(_start_dma_code) - - /* Enable PHY CLK buffer output */ - p0.h = hi(VR_CTL); - p0.l = lo(VR_CTL); - r0.l = w[p0]; - bitset(r0, 14); - w[p0] = r0.l; - ssync; - - p0.h = hi(SIC_IWR0); - p0.l = lo(SIC_IWR0); - r0.l = 0x1; - r0.h = 0x0; - [p0] = r0; - SSYNC; - - /* - * Set PLL_CTL - * - [14:09] = MSEL[5:0] : CLKIN / VCO multiplication factors - * - [8] = BYPASS : BYPASS the PLL, run CLKIN into CCLK/SCLK - * - [7] = output delay (add 200ps of delay to mem signals) - * - [6] = input delay (add 200ps of input delay to mem signals) - * - [5] = PDWN : 1=All Clocks off - * - [3] = STOPCK : 1=Core Clock off - * - [1] = PLL_OFF : 1=Disable Power to PLL - * - [0] = DF : 1=Pass CLKIN/2 to PLL / 0=Pass CLKIN to PLL - * all other bits set to zero - */ - - p0.h = hi(PLL_LOCKCNT); - p0.l = lo(PLL_LOCKCNT); - r0 = 0x300(Z); - w[p0] = r0.l; - ssync; - - /* enable self refresh via SRREQ */ - P2.H = hi(EBIU_RSTCTL); - P2.L = lo(EBIU_RSTCTL); - R0 = [P2]; - BITSET (R0, 3); - [P2] = R0; - SSYNC; - - /* wait for SRACK bit to be set */ -.LSRR_MODE: - R0 = [P2]; - CC = BITTST(R0, 4); - if !CC JUMP .LSRR_MODE; - - r0 = CONFIG_VCO_MULT & 63; /* Load the VCO multiplier */ - r0 = r0 << 9; /* Shift it over, */ - r1 = CLKIN_HALF; /* Do we need to divide CLKIN by 2?*/ - r0 = r1 | r0; - r1 = PLL_BYPASS; /* Bypass the PLL? */ - r1 = r1 << 8; /* Shift it over */ - r0 = r1 | r0; /* add them all together */ -#ifdef ANOMALY_05000265 - BITSET(r0, 15); /* Add 250 mV of hysteresis to SPORT input pins */ -#endif - - p0.h = hi(PLL_CTL); - p0.l = lo(PLL_CTL); /* Load the address */ - cli r2; /* Disable interrupts */ - ssync; - w[p0] = r0.l; /* Set the value */ - idle; /* Wait for the PLL to stablize */ - sti r2; /* Enable interrupts */ - -.Lcheck_again: - p0.h = hi(PLL_STAT); - p0.l = lo(PLL_STAT); - R0 = W[P0](Z); - CC = BITTST(R0,5); - if ! CC jump .Lcheck_again; - - /* Configure SCLK & CCLK Dividers */ - r0 = (CONFIG_CCLK_ACT_DIV | CONFIG_SCLK_DIV); - p0.h = hi(PLL_DIV); - p0.l = lo(PLL_DIV); - w[p0] = r0.l; - ssync; - - /* disable self refresh by clearing SRREQ */ - P2.H = hi(EBIU_RSTCTL); - P2.L = lo(EBIU_RSTCTL); - R0 = [P2]; - CC = BITTST(R0, 0); - if CC jump .Lskipddrrst; - BITSET (R0, 0); -.Lskipddrrst: - BITCLR (R0, 3); - [P2] = R0; - SSYNC; - - p0.l = lo(EBIU_DDRCTL0); - p0.h = hi(EBIU_DDRCTL0); - r0.l = lo(mem_DDRCTL0); - r0.h = hi(mem_DDRCTL0); - [p0] = r0; - ssync; - - p0.l = lo(EBIU_DDRCTL1); - p0.h = hi(EBIU_DDRCTL1); - r0.l = lo(mem_DDRCTL1); - r0.h = hi(mem_DDRCTL1); - [p0] = r0; - ssync; - - p0.l = lo(EBIU_DDRCTL2); - p0.h = hi(EBIU_DDRCTL2); - r0.l = lo(mem_DDRCTL2); - r0.h = hi(mem_DDRCTL2); - [p0] = r0; - ssync; - - RTS; -ENDPROC(_start_dma_code) -#endif /* CONFIG_BFIN_KERNEL_CLOCK */ diff --git a/arch/blackfin/mach-bf548/include/mach/mem_init.h b/arch/blackfin/mach-bf548/include/mach/mem_init.h deleted file mode 100644 index ab0b863eee6..00000000000 --- a/arch/blackfin/mach-bf548/include/mach/mem_init.h +++ /dev/null @@ -1,255 +0,0 @@ -/* - * File: include/asm-blackfin/mach-bf548/mem_init.h - * Based on: - * Author: - * - * Created: - * Description: - * - * Rev: - * - * Modified: - * Copyright 2004-2006 Analog Devices Inc. - * - * Bugs: Enter bugs at http://blackfin.uclinux.org/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2, or (at your option) - * any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; see the file COPYING. - * If not, write to the Free Software Foundation, - * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - */ -#define MIN_DDR_SCLK(x) (x*(CONFIG_SCLK_HZ/1000/1000)/1000 + 1) -#define MAX_DDR_SCLK(x) (x*(CONFIG_SCLK_HZ/1000/1000)/1000) -#define DDR_CLK_HZ(x) (1000*1000*1000/x) - -#if (CONFIG_MEM_MT46V32M16_6T) -#define DDR_SIZE DEVSZ_512 -#define DDR_WIDTH DEVWD_16 -#define DDR_MAX_tCK 13 - -#define DDR_tRC DDR_TRC(MIN_DDR_SCLK(60)) -#define DDR_tRAS DDR_TRAS(MIN_DDR_SCLK(42)) -#define DDR_tRP DDR_TRP(MIN_DDR_SCLK(15)) -#define DDR_tRFC DDR_TRFC(MIN_DDR_SCLK(72)) -#define DDR_tREFI DDR_TREFI(MAX_DDR_SCLK(7800)) - -#define DDR_tRCD DDR_TRCD(MIN_DDR_SCLK(15)) -#define DDR_tWTR DDR_TWTR(1) -#define DDR_tMRD DDR_TMRD(MIN_DDR_SCLK(12)) -#define DDR_tWR DDR_TWR(MIN_DDR_SCLK(15)) -#endif - -#if (CONFIG_MEM_MT46V32M16_5B) -#define DDR_SIZE DEVSZ_512 -#define DDR_WIDTH DEVWD_16 -#define DDR_MAX_tCK 13 - -#define DDR_tRC DDR_TRC(MIN_DDR_SCLK(55)) -#define DDR_tRAS DDR_TRAS(MIN_DDR_SCLK(40)) -#define DDR_tRP DDR_TRP(MIN_DDR_SCLK(15)) -#define DDR_tRFC DDR_TRFC(MIN_DDR_SCLK(70)) -#define DDR_tREFI DDR_TREFI(MAX_DDR_SCLK(7800)) - -#define DDR_tRCD DDR_TRCD(MIN_DDR_SCLK(15)) -#define DDR_tWTR DDR_TWTR(2) -#define DDR_tMRD DDR_TMRD(MIN_DDR_SCLK(10)) -#define DDR_tWR DDR_TWR(MIN_DDR_SCLK(15)) -#endif - -#if (CONFIG_MEM_GENERIC_BOARD) -#define DDR_SIZE DEVSZ_512 -#define DDR_WIDTH DEVWD_16 -#define DDR_MAX_tCK 13 - -#define DDR_tRCD DDR_TRCD(3) -#define DDR_tWTR DDR_TWTR(2) -#define DDR_tWR DDR_TWR(2) -#define DDR_tMRD DDR_TMRD(2) -#define DDR_tRP DDR_TRP(3) -#define DDR_tRAS DDR_TRAS(7) -#define DDR_tRC DDR_TRC(10) -#define DDR_tRFC DDR_TRFC(12) -#define DDR_tREFI DDR_TREFI(1288) -#endif - -#if (CONFIG_SCLK_HZ < DDR_CLK_HZ(DDR_MAX_tCK)) -# error "CONFIG_SCLK_HZ is too small (133333333 Hz)." -#endif - - -#define mem_DDRCTL0 (DDR_tRP | DDR_tRAS | DDR_tRC | DDR_tRFC | DDR_tREFI) -#define mem_DDRCTL1 (DDR_DATWIDTH | EXTBANK_1 | DDR_SIZE | DDR_WIDTH | DDR_tWTR \ - | DDR_tMRD | DDR_tWR | DDR_tRCD) -#define mem_DDRCTL2 DDR_CL - - -#if defined CONFIG_CLKIN_HALF -#define CLKIN_HALF 1 -#else -#define CLKIN_HALF 0 -#endif - -#if defined CONFIG_PLL_BYPASS -#define PLL_BYPASS 1 -#else -#define PLL_BYPASS 0 -#endif - -/***************************************Currently Not Being Used *********************************/ -#define flash_EBIU_AMBCTL_WAT ((CONFIG_FLASH_SPEED_BWAT * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1 -#define flash_EBIU_AMBCTL_RAT ((CONFIG_FLASH_SPEED_BRAT * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1 -#define flash_EBIU_AMBCTL_HT ((CONFIG_FLASH_SPEED_BHT * 4) / (4000000000 / CONFIG_SCLK_HZ)) -#define flash_EBIU_AMBCTL_ST ((CONFIG_FLASH_SPEED_BST * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1 -#define flash_EBIU_AMBCTL_TT ((CONFIG_FLASH_SPEED_BTT * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1 - -#if (flash_EBIU_AMBCTL_TT > 3) -#define flash_EBIU_AMBCTL0_TT B0TT_4 -#endif -#if (flash_EBIU_AMBCTL_TT == 3) -#define flash_EBIU_AMBCTL0_TT B0TT_3 -#endif -#if (flash_EBIU_AMBCTL_TT == 2) -#define flash_EBIU_AMBCTL0_TT B0TT_2 -#endif -#if (flash_EBIU_AMBCTL_TT < 2) -#define flash_EBIU_AMBCTL0_TT B0TT_1 -#endif - -#if (flash_EBIU_AMBCTL_ST > 3) -#define flash_EBIU_AMBCTL0_ST B0ST_4 -#endif -#if (flash_EBIU_AMBCTL_ST == 3) -#define flash_EBIU_AMBCTL0_ST B0ST_3 -#endif -#if (flash_EBIU_AMBCTL_ST == 2) -#define flash_EBIU_AMBCTL0_ST B0ST_2 -#endif -#if (flash_EBIU_AMBCTL_ST < 2) -#define flash_EBIU_AMBCTL0_ST B0ST_1 -#endif - -#if (flash_EBIU_AMBCTL_HT > 2) -#define flash_EBIU_AMBCTL0_HT B0HT_3 -#endif -#if (flash_EBIU_AMBCTL_HT == 2) -#define flash_EBIU_AMBCTL0_HT B0HT_2 -#endif -#if (flash_EBIU_AMBCTL_HT == 1) -#define flash_EBIU_AMBCTL0_HT B0HT_1 -#endif -#if (flash_EBIU_AMBCTL_HT == 0 && CONFIG_FLASH_SPEED_BHT == 0) -#define flash_EBIU_AMBCTL0_HT B0HT_0 -#endif -#if (flash_EBIU_AMBCTL_HT == 0 && CONFIG_FLASH_SPEED_BHT != 0) -#define flash_EBIU_AMBCTL0_HT B0HT_1 -#endif - -#if (flash_EBIU_AMBCTL_WAT > 14) -#define flash_EBIU_AMBCTL0_WAT B0WAT_15 -#endif -#if (flash_EBIU_AMBCTL_WAT == 14) -#define flash_EBIU_AMBCTL0_WAT B0WAT_14 -#endif -#if (flash_EBIU_AMBCTL_WAT == 13) -#define flash_EBIU_AMBCTL0_WAT B0WAT_13 -#endif -#if (flash_EBIU_AMBCTL_WAT == 12) -#define flash_EBIU_AMBCTL0_WAT B0WAT_12 -#endif -#if (flash_EBIU_AMBCTL_WAT == 11) -#define flash_EBIU_AMBCTL0_WAT B0WAT_11 -#endif -#if (flash_EBIU_AMBCTL_WAT == 10) -#define flash_EBIU_AMBCTL0_WAT B0WAT_10 -#endif -#if (flash_EBIU_AMBCTL_WAT == 9) -#define flash_EBIU_AMBCTL0_WAT B0WAT_9 -#endif -#if (flash_EBIU_AMBCTL_WAT == 8) -#define flash_EBIU_AMBCTL0_WAT B0WAT_8 -#endif -#if (flash_EBIU_AMBCTL_WAT == 7) -#define flash_EBIU_AMBCTL0_WAT B0WAT_7 -#endif -#if (flash_EBIU_AMBCTL_WAT == 6) -#define flash_EBIU_AMBCTL0_WAT B0WAT_6 -#endif -#if (flash_EBIU_AMBCTL_WAT == 5) -#define flash_EBIU_AMBCTL0_WAT B0WAT_5 -#endif -#if (flash_EBIU_AMBCTL_WAT == 4) -#define flash_EBIU_AMBCTL0_WAT B0WAT_4 -#endif -#if (flash_EBIU_AMBCTL_WAT == 3) -#define flash_EBIU_AMBCTL0_WAT B0WAT_3 -#endif -#if (flash_EBIU_AMBCTL_WAT == 2) -#define flash_EBIU_AMBCTL0_WAT B0WAT_2 -#endif -#if (flash_EBIU_AMBCTL_WAT == 1) -#define flash_EBIU_AMBCTL0_WAT B0WAT_1 -#endif - -#if (flash_EBIU_AMBCTL_RAT > 14) -#define flash_EBIU_AMBCTL0_RAT B0RAT_15 -#endif -#if (flash_EBIU_AMBCTL_RAT == 14) -#define flash_EBIU_AMBCTL0_RAT B0RAT_14 -#endif -#if (flash_EBIU_AMBCTL_RAT == 13) -#define flash_EBIU_AMBCTL0_RAT B0RAT_13 -#endif -#if (flash_EBIU_AMBCTL_RAT == 12) -#define flash_EBIU_AMBCTL0_RAT B0RAT_12 -#endif -#if (flash_EBIU_AMBCTL_RAT == 11) -#define flash_EBIU_AMBCTL0_RAT B0RAT_11 -#endif -#if (flash_EBIU_AMBCTL_RAT == 10) -#define flash_EBIU_AMBCTL0_RAT B0RAT_10 -#endif -#if (flash_EBIU_AMBCTL_RAT == 9) -#define flash_EBIU_AMBCTL0_RAT B0RAT_9 -#endif -#if (flash_EBIU_AMBCTL_RAT == 8) -#define flash_EBIU_AMBCTL0_RAT B0RAT_8 -#endif -#if (flash_EBIU_AMBCTL_RAT == 7) -#define flash_EBIU_AMBCTL0_RAT B0RAT_7 -#endif -#if (flash_EBIU_AMBCTL_RAT == 6) -#define flash_EBIU_AMBCTL0_RAT B0RAT_6 -#endif -#if (flash_EBIU_AMBCTL_RAT == 5) -#define flash_EBIU_AMBCTL0_RAT B0RAT_5 -#endif -#if (flash_EBIU_AMBCTL_RAT == 4) -#define flash_EBIU_AMBCTL0_RAT B0RAT_4 -#endif -#if (flash_EBIU_AMBCTL_RAT == 3) -#define flash_EBIU_AMBCTL0_RAT B0RAT_3 -#endif -#if (flash_EBIU_AMBCTL_RAT == 2) -#define flash_EBIU_AMBCTL0_RAT B0RAT_2 -#endif -#if (flash_EBIU_AMBCTL_RAT == 1) -#define flash_EBIU_AMBCTL0_RAT B0RAT_1 -#endif - -#define flash_EBIU_AMBCTL0 \ - (flash_EBIU_AMBCTL0_WAT | flash_EBIU_AMBCTL0_RAT | flash_EBIU_AMBCTL0_HT | \ - flash_EBIU_AMBCTL0_ST | flash_EBIU_AMBCTL0_TT | CONFIG_FLASH_SPEED_RDYEN) diff --git a/arch/blackfin/mach-bf561/Makefile b/arch/blackfin/mach-bf561/Makefile index c37f00c0edb..59e18afe28c 100644 --- a/arch/blackfin/mach-bf561/Makefile +++ b/arch/blackfin/mach-bf561/Makefile @@ -2,8 +2,6 @@ # arch/blackfin/mach-bf561/Makefile # -extra-y := head.o - obj-y := ints-priority.o dma.o obj-$(CONFIG_BF561_COREB) += coreb.o diff --git a/arch/blackfin/mach-bf561/head.S b/arch/blackfin/mach-bf561/head.S deleted file mode 100644 index 31a777a9e69..00000000000 --- a/arch/blackfin/mach-bf561/head.S +++ /dev/null @@ -1,136 +0,0 @@ -/* - * File: arch/blackfin/mach-bf561/head.S - * Based on: arch/blackfin/mach-bf533/head.S - * Author: - * - * Created: - * Description: BF561 startup file - * - * Modified: - * Copyright 2004-2006 Analog Devices Inc. - * - * Bugs: Enter bugs at http://blackfin.uclinux.org/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see the file COPYING, or write - * to the Free Software Foundation, Inc., - * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include -#include -#include -#ifdef CONFIG_BFIN_KERNEL_CLOCK -#include -#include -#endif - -.section .l1.text -#ifdef CONFIG_BFIN_KERNEL_CLOCK -ENTRY(_start_dma_code) - p0.h = hi(SICA_IWR0); - p0.l = lo(SICA_IWR0); - r0.l = 0x1; - [p0] = r0; - SSYNC; - - /* - * Set PLL_CTL - * - [14:09] = MSEL[5:0] : CLKIN / VCO multiplication factors - * - [8] = BYPASS : BYPASS the PLL, run CLKIN into CCLK/SCLK - * - [7] = output delay (add 200ps of delay to mem signals) - * - [6] = input delay (add 200ps of input delay to mem signals) - * - [5] = PDWN : 1=All Clocks off - * - [3] = STOPCK : 1=Core Clock off - * - [1] = PLL_OFF : 1=Disable Power to PLL - * - [0] = DF : 1=Pass CLKIN/2 to PLL / 0=Pass CLKIN to PLL - * all other bits set to zero - */ - - p0.h = hi(PLL_LOCKCNT); - p0.l = lo(PLL_LOCKCNT); - r0 = 0x300(Z); - w[p0] = r0.l; - ssync; - - P2.H = hi(EBIU_SDGCTL); - P2.L = lo(EBIU_SDGCTL); - R0 = [P2]; - BITSET (R0, 24); - [P2] = R0; - SSYNC; - - r0 = CONFIG_VCO_MULT & 63; /* Load the VCO multiplier */ - r0 = r0 << 9; /* Shift it over, */ - r1 = CLKIN_HALF; /* Do we need to divide CLKIN by 2?*/ - r0 = r1 | r0; - r1 = PLL_BYPASS; /* Bypass the PLL? */ - r1 = r1 << 8; /* Shift it over */ - r0 = r1 | r0; /* add them all together */ -#ifdef ANOMALY_05000265 - BITSET(r0, 15); /* Add 250 mV of hysteresis to SPORT input pins */ -#endif - - p0.h = hi(PLL_CTL); - p0.l = lo(PLL_CTL); /* Load the address */ - cli r2; /* Disable interrupts */ - ssync; - w[p0] = r0.l; /* Set the value */ - idle; /* Wait for the PLL to stablize */ - sti r2; /* Enable interrupts */ - -.Lcheck_again: - p0.h = hi(PLL_STAT); - p0.l = lo(PLL_STAT); - R0 = W[P0](Z); - CC = BITTST(R0,5); - if ! CC jump .Lcheck_again; - - /* Configure SCLK & CCLK Dividers */ - r0 = (CONFIG_CCLK_ACT_DIV | CONFIG_SCLK_DIV); - p0.h = hi(PLL_DIV); - p0.l = lo(PLL_DIV); - w[p0] = r0.l; - ssync; - - p0.l = lo(EBIU_SDRRC); - p0.h = hi(EBIU_SDRRC); - r0 = mem_SDRRC; - w[p0] = r0.l; - ssync; - - P2.H = hi(EBIU_SDGCTL); - P2.L = lo(EBIU_SDGCTL); - R0 = [P2]; - BITCLR (R0, 24); - p0.h = hi(EBIU_SDSTAT); - p0.l = lo(EBIU_SDSTAT); - r2.l = w[p0]; - cc = bittst(r2,3); - if !cc jump .Lskip; - NOP; - BITSET (R0, 23); -.Lskip: - [P2] = R0; - SSYNC; - - R0.L = lo(mem_SDGCTL); - R0.H = hi(mem_SDGCTL); - R1 = [p2]; - R1 = R1 | R0; - [P2] = R1; - SSYNC; - - RTS; -ENDPROC(_start_dma_code) -#endif /* CONFIG_BFIN_KERNEL_CLOCK */ diff --git a/arch/blackfin/mach-bf561/include/mach/mem_init.h b/arch/blackfin/mach-bf561/include/mach/mem_init.h deleted file mode 100644 index e163260bca1..00000000000 --- a/arch/blackfin/mach-bf561/include/mach/mem_init.h +++ /dev/null @@ -1,295 +0,0 @@ -/* - * File: include/asm-blackfin/mach-bf561/mem_init.h - * Based on: - * Author: - * - * Created: - * Description: - * - * Rev: - * - * Modified: - * - * Bugs: Enter bugs at http://blackfin.uclinux.org/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2, or (at your option) - * any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; see the file COPYING. - * If not, write to the Free Software Foundation, - * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - */ - -#if (CONFIG_MEM_MT48LC16M16A2TG_75 || CONFIG_MEM_MT48LC64M4A2FB_7E || CONFIG_MEM_GENERIC_BOARD || CONFIG_MEM_MT48LC8M32B2B5_7) -#if (CONFIG_SCLK_HZ > 119402985) -#define SDRAM_tRP TRP_2 -#define SDRAM_tRP_num 2 -#define SDRAM_tRAS TRAS_7 -#define SDRAM_tRAS_num 7 -#define SDRAM_tRCD TRCD_2 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 104477612) && (CONFIG_SCLK_HZ <= 119402985) -#define SDRAM_tRP TRP_2 -#define SDRAM_tRP_num 2 -#define SDRAM_tRAS TRAS_6 -#define SDRAM_tRAS_num 6 -#define SDRAM_tRCD TRCD_2 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 89552239) && (CONFIG_SCLK_HZ <= 104477612) -#define SDRAM_tRP TRP_2 -#define SDRAM_tRP_num 2 -#define SDRAM_tRAS TRAS_5 -#define SDRAM_tRAS_num 5 -#define SDRAM_tRCD TRCD_2 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 74626866) && (CONFIG_SCLK_HZ <= 89552239) -#define SDRAM_tRP TRP_2 -#define SDRAM_tRP_num 2 -#define SDRAM_tRAS TRAS_4 -#define SDRAM_tRAS_num 4 -#define SDRAM_tRCD TRCD_2 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 66666667) && (CONFIG_SCLK_HZ <= 74626866) -#define SDRAM_tRP TRP_2 -#define SDRAM_tRP_num 2 -#define SDRAM_tRAS TRAS_3 -#define SDRAM_tRAS_num 3 -#define SDRAM_tRCD TRCD_2 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 59701493) && (CONFIG_SCLK_HZ <= 66666667) -#define SDRAM_tRP TRP_1 -#define SDRAM_tRP_num 1 -#define SDRAM_tRAS TRAS_4 -#define SDRAM_tRAS_num 3 -#define SDRAM_tRCD TRCD_1 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 44776119) && (CONFIG_SCLK_HZ <= 59701493) -#define SDRAM_tRP TRP_1 -#define SDRAM_tRP_num 1 -#define SDRAM_tRAS TRAS_3 -#define SDRAM_tRAS_num 3 -#define SDRAM_tRCD TRCD_1 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 29850746) && (CONFIG_SCLK_HZ <= 44776119) -#define SDRAM_tRP TRP_1 -#define SDRAM_tRP_num 1 -#define SDRAM_tRAS TRAS_2 -#define SDRAM_tRAS_num 2 -#define SDRAM_tRCD TRCD_1 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ <= 29850746) -#define SDRAM_tRP TRP_1 -#define SDRAM_tRP_num 1 -#define SDRAM_tRAS TRAS_1 -#define SDRAM_tRAS_num 1 -#define SDRAM_tRCD TRCD_1 -#define SDRAM_tWR TWR_2 -#endif -#endif - -#if (CONFIG_MEM_MT48LC16M16A2TG_75) - /*SDRAM INFORMATION: */ -#define SDRAM_Tref 64 /* Refresh period in milliseconds */ -#define SDRAM_NRA 8192 /* Number of row addresses in SDRAM */ -#define SDRAM_CL CL_3 -#endif - -#if (CONFIG_MEM_MT48LC64M4A2FB_7E) - /*SDRAM INFORMATION: */ -#define SDRAM_Tref 64 /* Refresh period in milliseconds */ -#define SDRAM_NRA 8192 /* Number of row addresses in SDRAM */ -#define SDRAM_CL CL_3 -#endif - -#if (CONFIG_MEM_MT48LC8M32B2B5_7) - /*SDRAM INFORMATION: */ -#define SDRAM_Tref 64 /* Refresh period in milliseconds */ -#define SDRAM_NRA 4096 /* Number of row addresses in SDRAM */ -#define SDRAM_CL CL_3 -#endif - -#if (CONFIG_MEM_GENERIC_BOARD) - /*SDRAM INFORMATION: Modify this for your board */ -#define SDRAM_Tref 64 /* Refresh period in milliseconds */ -#define SDRAM_NRA 8192 /* Number of row addresses in SDRAM */ -#define SDRAM_CL CL_3 -#endif - -/* Equation from section 17 (p17-46) of BF533 HRM */ -#define mem_SDRRC (((CONFIG_SCLK_HZ / 1000) * SDRAM_Tref) / SDRAM_NRA) - (SDRAM_tRAS_num + SDRAM_tRP_num) - -/* Enable SCLK Out */ -#define mem_SDGCTL (SCTLE | SDRAM_CL | SDRAM_tRAS | SDRAM_tRP | SDRAM_tRCD | SDRAM_tWR | PSS) - -#if defined CONFIG_CLKIN_HALF -#define CLKIN_HALF 1 -#else -#define CLKIN_HALF 0 -#endif - -#if defined CONFIG_PLL_BYPASS -#define PLL_BYPASS 1 -#else -#define PLL_BYPASS 0 -#endif - -/***************************************Currently Not Being Used *********************************/ -#define flash_EBIU_AMBCTL_WAT ((CONFIG_FLASH_SPEED_BWAT * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1 -#define flash_EBIU_AMBCTL_RAT ((CONFIG_FLASH_SPEED_BRAT * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1 -#define flash_EBIU_AMBCTL_HT ((CONFIG_FLASH_SPEED_BHT * 4) / (4000000000 / CONFIG_SCLK_HZ)) -#define flash_EBIU_AMBCTL_ST ((CONFIG_FLASH_SPEED_BST * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1 -#define flash_EBIU_AMBCTL_TT ((CONFIG_FLASH_SPEED_BTT * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1 - -#if (flash_EBIU_AMBCTL_TT > 3) -#define flash_EBIU_AMBCTL0_TT B0TT_4 -#endif -#if (flash_EBIU_AMBCTL_TT == 3) -#define flash_EBIU_AMBCTL0_TT B0TT_3 -#endif -#if (flash_EBIU_AMBCTL_TT == 2) -#define flash_EBIU_AMBCTL0_TT B0TT_2 -#endif -#if (flash_EBIU_AMBCTL_TT < 2) -#define flash_EBIU_AMBCTL0_TT B0TT_1 -#endif - -#if (flash_EBIU_AMBCTL_ST > 3) -#define flash_EBIU_AMBCTL0_ST B0ST_4 -#endif -#if (flash_EBIU_AMBCTL_ST == 3) -#define flash_EBIU_AMBCTL0_ST B0ST_3 -#endif -#if (flash_EBIU_AMBCTL_ST == 2) -#define flash_EBIU_AMBCTL0_ST B0ST_2 -#endif -#if (flash_EBIU_AMBCTL_ST < 2) -#define flash_EBIU_AMBCTL0_ST B0ST_1 -#endif - -#if (flash_EBIU_AMBCTL_HT > 2) -#define flash_EBIU_AMBCTL0_HT B0HT_3 -#endif -#if (flash_EBIU_AMBCTL_HT == 2) -#define flash_EBIU_AMBCTL0_HT B0HT_2 -#endif -#if (flash_EBIU_AMBCTL_HT == 1) -#define flash_EBIU_AMBCTL0_HT B0HT_1 -#endif -#if (flash_EBIU_AMBCTL_HT == 0 && CONFIG_FLASH_SPEED_BHT == 0) -#define flash_EBIU_AMBCTL0_HT B0HT_0 -#endif -#if (flash_EBIU_AMBCTL_HT == 0 && CONFIG_FLASH_SPEED_BHT != 0) -#define flash_EBIU_AMBCTL0_HT B0HT_1 -#endif - -#if (flash_EBIU_AMBCTL_WAT > 14) -#define flash_EBIU_AMBCTL0_WAT B0WAT_15 -#endif -#if (flash_EBIU_AMBCTL_WAT == 14) -#define flash_EBIU_AMBCTL0_WAT B0WAT_14 -#endif -#if (flash_EBIU_AMBCTL_WAT == 13) -#define flash_EBIU_AMBCTL0_WAT B0WAT_13 -#endif -#if (flash_EBIU_AMBCTL_WAT == 12) -#define flash_EBIU_AMBCTL0_WAT B0WAT_12 -#endif -#if (flash_EBIU_AMBCTL_WAT == 11) -#define flash_EBIU_AMBCTL0_WAT B0WAT_11 -#endif -#if (flash_EBIU_AMBCTL_WAT == 10) -#define flash_EBIU_AMBCTL0_WAT B0WAT_10 -#endif -#if (flash_EBIU_AMBCTL_WAT == 9) -#define flash_EBIU_AMBCTL0_WAT B0WAT_9 -#endif -#if (flash_EBIU_AMBCTL_WAT == 8) -#define flash_EBIU_AMBCTL0_WAT B0WAT_8 -#endif -#if (flash_EBIU_AMBCTL_WAT == 7) -#define flash_EBIU_AMBCTL0_WAT B0WAT_7 -#endif -#if (flash_EBIU_AMBCTL_WAT == 6) -#define flash_EBIU_AMBCTL0_WAT B0WAT_6 -#endif -#if (flash_EBIU_AMBCTL_WAT == 5) -#define flash_EBIU_AMBCTL0_WAT B0WAT_5 -#endif -#if (flash_EBIU_AMBCTL_WAT == 4) -#define flash_EBIU_AMBCTL0_WAT B0WAT_4 -#endif -#if (flash_EBIU_AMBCTL_WAT == 3) -#define flash_EBIU_AMBCTL0_WAT B0WAT_3 -#endif -#if (flash_EBIU_AMBCTL_WAT == 2) -#define flash_EBIU_AMBCTL0_WAT B0WAT_2 -#endif -#if (flash_EBIU_AMBCTL_WAT == 1) -#define flash_EBIU_AMBCTL0_WAT B0WAT_1 -#endif - -#if (flash_EBIU_AMBCTL_RAT > 14) -#define flash_EBIU_AMBCTL0_RAT B0RAT_15 -#endif -#if (flash_EBIU_AMBCTL_RAT == 14) -#define flash_EBIU_AMBCTL0_RAT B0RAT_14 -#endif -#if (flash_EBIU_AMBCTL_RAT == 13) -#define flash_EBIU_AMBCTL0_RAT B0RAT_13 -#endif -#if (flash_EBIU_AMBCTL_RAT == 12) -#define flash_EBIU_AMBCTL0_RAT B0RAT_12 -#endif -#if (flash_EBIU_AMBCTL_RAT == 11) -#define flash_EBIU_AMBCTL0_RAT B0RAT_11 -#endif -#if (flash_EBIU_AMBCTL_RAT == 10) -#define flash_EBIU_AMBCTL0_RAT B0RAT_10 -#endif -#if (flash_EBIU_AMBCTL_RAT == 9) -#define flash_EBIU_AMBCTL0_RAT B0RAT_9 -#endif -#if (flash_EBIU_AMBCTL_RAT == 8) -#define flash_EBIU_AMBCTL0_RAT B0RAT_8 -#endif -#if (flash_EBIU_AMBCTL_RAT == 7) -#define flash_EBIU_AMBCTL0_RAT B0RAT_7 -#endif -#if (flash_EBIU_AMBCTL_RAT == 6) -#define flash_EBIU_AMBCTL0_RAT B0RAT_6 -#endif -#if (flash_EBIU_AMBCTL_RAT == 5) -#define flash_EBIU_AMBCTL0_RAT B0RAT_5 -#endif -#if (flash_EBIU_AMBCTL_RAT == 4) -#define flash_EBIU_AMBCTL0_RAT B0RAT_4 -#endif -#if (flash_EBIU_AMBCTL_RAT == 3) -#define flash_EBIU_AMBCTL0_RAT B0RAT_3 -#endif -#if (flash_EBIU_AMBCTL_RAT == 2) -#define flash_EBIU_AMBCTL0_RAT B0RAT_2 -#endif -#if (flash_EBIU_AMBCTL_RAT == 1) -#define flash_EBIU_AMBCTL0_RAT B0RAT_1 -#endif - -#define flash_EBIU_AMBCTL0 \ - (flash_EBIU_AMBCTL0_WAT | flash_EBIU_AMBCTL0_RAT | flash_EBIU_AMBCTL0_HT | \ - flash_EBIU_AMBCTL0_ST | flash_EBIU_AMBCTL0_TT | CONFIG_FLASH_SPEED_RDYEN) diff --git a/arch/blackfin/mach-common/Makefile b/arch/blackfin/mach-common/Makefile index 38911c6f964..1f3228ed713 100644 --- a/arch/blackfin/mach-common/Makefile +++ b/arch/blackfin/mach-common/Makefile @@ -11,3 +11,4 @@ obj-$(CONFIG_PM) += pm.o dpmc_modes.o obj-$(CONFIG_CPU_FREQ) += cpufreq.o obj-$(CONFIG_CPU_VOLTAGE) += dpmc.o obj-$(CONFIG_SMP) += smp.o +obj-$(CONFIG_BFIN_KERNEL_CLOCK) += clocks-init.o diff --git a/arch/blackfin/mach-common/clocks-init.c b/arch/blackfin/mach-common/clocks-init.c new file mode 100644 index 00000000000..39a94b3a2ed --- /dev/null +++ b/arch/blackfin/mach-common/clocks-init.c @@ -0,0 +1,93 @@ +/* + * arch/blackfin/mach-common/clocks-init.c - reprogram clocks / memory + * + * Copyright 2004-2008 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ + +#include +#include +#include + +#include +#include +#include + +#define PLL_CTL_VAL \ + (((CONFIG_VCO_MULT & 63) << 9) | CLKIN_HALF | \ + (PLL_BYPASS << 8) | (ANOMALY_05000265 ? 0x8000 : 0)) + +__attribute__((l1_text)) +static void do_sync(void) +{ + __builtin_bfin_ssync(); +} + +__attribute__((l1_text)) +void init_clocks(void) +{ + /* Kill any active DMAs as they may trigger external memory accesses + * in the middle of reprogramming things, and that'll screw us up. + * For example, any automatic DMAs left by U-Boot for splash screens. + */ + size_t i; + for (i = 0; i < MAX_BLACKFIN_DMA_CHANNEL; ++i) { + struct dma_register *dma = dma_io_base_addr[i]; + dma->cfg = 0; + } + + do_sync(); + +#ifdef SIC_IWR0 + bfin_write_SIC_IWR0(IWR_ENABLE(0)); +# ifdef SIC_IWR1 + /* BF52x system reset does not properly reset SIC_IWR1 which + * will screw up the bootrom as it relies on MDMA0/1 waking it + * up from IDLE instructions. See this report for more info: + * http://blackfin.uclinux.org/gf/tracker/4323 + */ + if (ANOMALY_05000435) + bfin_write_SIC_IWR1(IWR_ENABLE(10) | IWR_ENABLE(11)); + else + bfin_write_SIC_IWR1(IWR_DISABLE_ALL); +# endif +# ifdef SIC_IWR2 + bfin_write_SIC_IWR2(IWR_DISABLE_ALL); +# endif +#else + bfin_write_SIC_IWR(IWR_ENABLE(0)); +#endif + do_sync(); +#ifdef EBIU_SDGCTL + bfin_write_EBIU_SDGCTL(bfin_read_EBIU_SDGCTL() | SRFS); + do_sync(); +#endif + +#ifdef CLKBUFOE + bfin_write16(VR_CTL, bfin_read_VR_CTL() | CLKBUFOE); + do_sync(); + __asm__ __volatile__("IDLE;"); +#endif + bfin_write_PLL_LOCKCNT(0x300); + do_sync(); + bfin_write16(PLL_CTL, PLL_CTL_VAL); + __asm__ __volatile__("IDLE;"); + bfin_write_PLL_DIV(CONFIG_CCLK_ACT_DIV | CONFIG_SCLK_DIV); +#ifdef EBIU_SDGCTL + bfin_write_EBIU_SDRRC(mem_SDRRC); + bfin_write_EBIU_SDGCTL(mem_SDGCTL); +#else + bfin_write_EBIU_RSTCTL(bfin_read_EBIU_RSTCTL() & ~(SRREQ)); + do_sync(); + bfin_write_EBIU_RSTCTL(bfin_read_EBIU_RSTCTL() | 0x1); + bfin_write_EBIU_DDRCTL0(mem_DDRCTL0); + bfin_write_EBIU_DDRCTL1(mem_DDRCTL1); + bfin_write_EBIU_DDRCTL2(mem_DDRCTL2); +#ifdef CONFIG_MEM_EBIU_DDRQUE + bfin_write_EBIU_DDRQUE(CONFIG_MEM_EBIU_DDRQUE); +#endif +#endif + do_sync(); + bfin_read16(0); +} diff --git a/arch/blackfin/mach-common/head.S b/arch/blackfin/mach-common/head.S index a621ae44481..e1e42c029e1 100644 --- a/arch/blackfin/mach-common/head.S +++ b/arch/blackfin/mach-common/head.S @@ -147,7 +147,7 @@ ENTRY(__start) /* Put The Code for PLL Programming and SDRAM Programming in L1 ISRAM */ call _bfin_relocate_l1_mem; #ifdef CONFIG_BFIN_KERNEL_CLOCK - call _start_dma_code; + call _init_clocks; #endif /* This section keeps the processor in supervisor mode -- cgit v1.2.3-70-g09d2 From dbc895f95500a73ebf1ff12fe85f2e2b3790f52f Mon Sep 17 00:00:00 2001 From: Graf Yang Date: Wed, 7 Jan 2009 23:14:39 +0800 Subject: Blackfin arch: smp patch cleanup from LKML review 1. Use inline get_l1_... functions instead of macro 2. Fix compile issue about smp barrier functions Signed-off-by: Graf Yang Signed-off-by: Bryan Wu --- arch/blackfin/include/asm/mem_map.h | 75 +++++++++++++++++++++++++ arch/blackfin/include/asm/smp.h | 2 + arch/blackfin/include/asm/system.h | 6 +- arch/blackfin/kernel/bfin_ksyms.c | 2 + arch/blackfin/kernel/cplb-mpu/cplbinit.c | 1 + arch/blackfin/kernel/cplb-nompu/cplbinit.c | 1 + arch/blackfin/kernel/process.c | 1 + arch/blackfin/kernel/ptrace.c | 1 + arch/blackfin/mach-bf518/include/mach/mem_map.h | 9 --- arch/blackfin/mach-bf527/include/mach/mem_map.h | 9 --- arch/blackfin/mach-bf533/include/mach/mem_map.h | 9 --- arch/blackfin/mach-bf537/include/mach/mem_map.h | 9 --- arch/blackfin/mach-bf538/include/mach/mem_map.h | 9 --- arch/blackfin/mach-bf548/include/mach/mem_map.h | 9 --- arch/blackfin/mach-bf561/include/mach/mem_map.h | 42 +------------- arch/blackfin/mach-bf561/smp.c | 11 +--- arch/blackfin/mm/sram-alloc.c | 1 + 17 files changed, 92 insertions(+), 105 deletions(-) (limited to 'arch/blackfin/mach-bf548/include/mach') diff --git a/arch/blackfin/include/asm/mem_map.h b/arch/blackfin/include/asm/mem_map.h index 88d04a70770..e92b31051bb 100644 --- a/arch/blackfin/include/asm/mem_map.h +++ b/arch/blackfin/include/asm/mem_map.h @@ -9,4 +9,79 @@ #include +#ifndef __ASSEMBLY__ + +#ifdef CONFIG_SMP +static inline ulong get_l1_scratch_start_cpu(int cpu) +{ + return (cpu) ? COREB_L1_SCRATCH_START : COREA_L1_SCRATCH_START; +} +static inline ulong get_l1_code_start_cpu(int cpu) +{ + return (cpu) ? COREB_L1_CODE_START : COREA_L1_CODE_START; +} +static inline ulong get_l1_data_a_start_cpu(int cpu) +{ + return (cpu) ? COREB_L1_DATA_A_START : COREA_L1_DATA_A_START; +} +static inline ulong get_l1_data_b_start_cpu(int cpu) +{ + return (cpu) ? COREB_L1_DATA_B_START : COREA_L1_DATA_B_START; +} + +static inline ulong get_l1_scratch_start(void) +{ + return get_l1_scratch_start_cpu(blackfin_core_id()); +} +static inline ulong get_l1_code_start(void) +{ + return get_l1_code_start_cpu(blackfin_core_id()); +} +static inline ulong get_l1_data_a_start(void) +{ + return get_l1_data_a_start_cpu(blackfin_core_id()); +} +static inline ulong get_l1_data_b_start(void) +{ + return get_l1_data_b_start_cpu(blackfin_core_id()); +} + +#else /* !CONFIG_SMP */ + +static inline ulong get_l1_scratch_start_cpu(int cpu) +{ + return L1_SCRATCH_START; +} +static inline ulong get_l1_code_start_cpu(int cpu) +{ + return L1_CODE_START; +} +static inline ulong get_l1_data_a_start_cpu(int cpu) +{ + return L1_DATA_A_START; +} +static inline ulong get_l1_data_b_start_cpu(int cpu) +{ + return L1_DATA_B_START; +} +static inline ulong get_l1_scratch_start(void) +{ + return get_l1_scratch_start_cpu(0); +} +static inline ulong get_l1_code_start(void) +{ + return get_l1_code_start_cpu(0); +} +static inline ulong get_l1_data_a_start(void) +{ + return get_l1_data_a_start_cpu(0); +} +static inline ulong get_l1_data_b_start(void) +{ + return get_l1_data_b_start_cpu(0); +} + +#endif /* CONFIG_SMP */ +#endif /* __ASSEMBLY__ */ + #endif /* _MEM_MAP_H_ */ diff --git a/arch/blackfin/include/asm/smp.h b/arch/blackfin/include/asm/smp.h index 233cb8c3cfb..118deeeae7c 100644 --- a/arch/blackfin/include/asm/smp.h +++ b/arch/blackfin/include/asm/smp.h @@ -32,6 +32,8 @@ #define raw_smp_processor_id() blackfin_core_id() +extern char coreb_trampoline_start, coreb_trampoline_end; + struct corelock_slot { int lock; }; diff --git a/arch/blackfin/include/asm/system.h b/arch/blackfin/include/asm/system.h index e8bcfa4ee5c..dea92037dff 100644 --- a/arch/blackfin/include/asm/system.h +++ b/arch/blackfin/include/asm/system.h @@ -66,10 +66,13 @@ asmlinkage unsigned long __raw_cmpxchg_4_asm(volatile void *ptr, # define smp_mb() do { barrier(); smp_check_barrier(); smp_mark_barrier(); } while (0) # define smp_rmb() do { barrier(); smp_check_barrier(); } while (0) # define smp_wmb() do { barrier(); smp_mark_barrier(); } while (0) +#define smp_read_barrier_depends() do { barrier(); smp_check_barrier(); } while (0) + #else # define smp_mb() barrier() # define smp_rmb() barrier() # define smp_wmb() barrier() +#define smp_read_barrier_depends() barrier() #endif static inline unsigned long __xchg(unsigned long x, volatile void *ptr, @@ -120,8 +123,6 @@ static inline unsigned long __cmpxchg(volatile void *ptr, unsigned long old, ((__typeof__(*(ptr)))__cmpxchg((ptr), (unsigned long)(o), \ (unsigned long)(n), sizeof(*(ptr)))) -#define smp_read_barrier_depends() smp_check_barrier() - #else /* !CONFIG_SMP */ #define smp_mb() barrier() @@ -192,6 +193,7 @@ static inline unsigned long __xchg(unsigned long x, volatile void *ptr, */ #include +#include asmlinkage struct task_struct *resume(struct task_struct *prev, struct task_struct *next); diff --git a/arch/blackfin/kernel/bfin_ksyms.c b/arch/blackfin/kernel/bfin_ksyms.c index 763c31531e9..01f917d58b5 100644 --- a/arch/blackfin/kernel/bfin_ksyms.c +++ b/arch/blackfin/kernel/bfin_ksyms.c @@ -99,6 +99,8 @@ EXPORT_SYMBOL(__raw_bit_test_set_asm); EXPORT_SYMBOL(__raw_bit_test_clear_asm); EXPORT_SYMBOL(__raw_bit_test_toggle_asm); EXPORT_SYMBOL(__raw_uncached_fetch_asm); +#ifdef __ARCH_SYNC_CORE_DCACHE EXPORT_SYMBOL(__raw_smp_mark_barrier_asm); EXPORT_SYMBOL(__raw_smp_check_barrier_asm); #endif +#endif diff --git a/arch/blackfin/kernel/cplb-mpu/cplbinit.c b/arch/blackfin/kernel/cplb-mpu/cplbinit.c index 269d2a3530a..1ea7c18435a 100644 --- a/arch/blackfin/kernel/cplb-mpu/cplbinit.c +++ b/arch/blackfin/kernel/cplb-mpu/cplbinit.c @@ -25,6 +25,7 @@ #include #include #include +#include #if ANOMALY_05000263 # error the MPU will not function safely while Anomaly 05000263 applies diff --git a/arch/blackfin/kernel/cplb-nompu/cplbinit.c b/arch/blackfin/kernel/cplb-nompu/cplbinit.c index 735413d2c22..4c010ba50a8 100644 --- a/arch/blackfin/kernel/cplb-nompu/cplbinit.c +++ b/arch/blackfin/kernel/cplb-nompu/cplbinit.c @@ -27,6 +27,7 @@ #include #include #include +#include u_long icplb_tables[NR_CPUS][CPLB_TBL_ENTRIES+1]; u_long dcplb_tables[NR_CPUS][CPLB_TBL_ENTRIES+1]; diff --git a/arch/blackfin/kernel/process.c b/arch/blackfin/kernel/process.c index 4359ea25301..1ec0faa8c68 100644 --- a/arch/blackfin/kernel/process.c +++ b/arch/blackfin/kernel/process.c @@ -39,6 +39,7 @@ #include #include +#include asmlinkage void ret_from_fork(void); diff --git a/arch/blackfin/kernel/ptrace.c b/arch/blackfin/kernel/ptrace.c index d5e6be2d5ed..d2d38853663 100644 --- a/arch/blackfin/kernel/ptrace.c +++ b/arch/blackfin/kernel/ptrace.c @@ -45,6 +45,7 @@ #include #include #include +#include #define TEXT_OFFSET 0 /* diff --git a/arch/blackfin/mach-bf518/include/mach/mem_map.h b/arch/blackfin/mach-bf518/include/mach/mem_map.h index ac95d334d08..62bcc781bfa 100644 --- a/arch/blackfin/mach-bf518/include/mach/mem_map.h +++ b/arch/blackfin/mach-bf518/include/mach/mem_map.h @@ -99,15 +99,6 @@ #define L1_SCRATCH_START 0xFFB00000 #define L1_SCRATCH_LENGTH 0x1000 -#define get_l1_scratch_start_cpu(cpu) L1_SCRATCH_START -#define get_l1_code_start_cpu(cpu) L1_CODE_START -#define get_l1_data_a_start_cpu(cpu) L1_DATA_A_START -#define get_l1_data_b_start_cpu(cpu) L1_DATA_B_START -#define get_l1_scratch_start() L1_SCRATCH_START -#define get_l1_code_start() L1_CODE_START -#define get_l1_data_a_start() L1_DATA_A_START -#define get_l1_data_b_start() L1_DATA_B_START - #define GET_PDA_SAFE(preg) \ preg.l = _cpu_pda; \ preg.h = _cpu_pda; diff --git a/arch/blackfin/mach-bf527/include/mach/mem_map.h b/arch/blackfin/mach-bf527/include/mach/mem_map.h index bd7fe0fda9e..019e0017ad8 100644 --- a/arch/blackfin/mach-bf527/include/mach/mem_map.h +++ b/arch/blackfin/mach-bf527/include/mach/mem_map.h @@ -99,15 +99,6 @@ #define L1_SCRATCH_START 0xFFB00000 #define L1_SCRATCH_LENGTH 0x1000 -#define get_l1_scratch_start_cpu(cpu) L1_SCRATCH_START -#define get_l1_code_start_cpu(cpu) L1_CODE_START -#define get_l1_data_a_start_cpu(cpu) L1_DATA_A_START -#define get_l1_data_b_start_cpu(cpu) L1_DATA_B_START -#define get_l1_scratch_start() L1_SCRATCH_START -#define get_l1_code_start() L1_CODE_START -#define get_l1_data_a_start() L1_DATA_A_START -#define get_l1_data_b_start() L1_DATA_B_START - #define GET_PDA_SAFE(preg) \ preg.l = _cpu_pda; \ preg.h = _cpu_pda; diff --git a/arch/blackfin/mach-bf533/include/mach/mem_map.h b/arch/blackfin/mach-bf533/include/mach/mem_map.h index d5eaef21edb..fc33b7cb993 100644 --- a/arch/blackfin/mach-bf533/include/mach/mem_map.h +++ b/arch/blackfin/mach-bf533/include/mach/mem_map.h @@ -168,15 +168,6 @@ #define L1_SCRATCH_START 0xFFB00000 #define L1_SCRATCH_LENGTH 0x1000 -#define get_l1_scratch_start_cpu(cpu) L1_SCRATCH_START -#define get_l1_code_start_cpu(cpu) L1_CODE_START -#define get_l1_data_a_start_cpu(cpu) L1_DATA_A_START -#define get_l1_data_b_start_cpu(cpu) L1_DATA_B_START -#define get_l1_scratch_start() L1_SCRATCH_START -#define get_l1_code_start() L1_CODE_START -#define get_l1_data_a_start() L1_DATA_A_START -#define get_l1_data_b_start() L1_DATA_B_START - #define GET_PDA_SAFE(preg) \ preg.l = _cpu_pda; \ preg.h = _cpu_pda; diff --git a/arch/blackfin/mach-bf537/include/mach/mem_map.h b/arch/blackfin/mach-bf537/include/mach/mem_map.h index be4de761be9..f9010c4b4bf 100644 --- a/arch/blackfin/mach-bf537/include/mach/mem_map.h +++ b/arch/blackfin/mach-bf537/include/mach/mem_map.h @@ -176,15 +176,6 @@ #define L1_SCRATCH_START 0xFFB00000 #define L1_SCRATCH_LENGTH 0x1000 -#define get_l1_scratch_start_cpu(cpu) L1_SCRATCH_START -#define get_l1_code_start_cpu(cpu) L1_CODE_START -#define get_l1_data_a_start_cpu(cpu) L1_DATA_A_START -#define get_l1_data_b_start_cpu(cpu) L1_DATA_B_START -#define get_l1_scratch_start() L1_SCRATCH_START -#define get_l1_code_start() L1_CODE_START -#define get_l1_data_a_start() L1_DATA_A_START -#define get_l1_data_b_start() L1_DATA_B_START - #define GET_PDA_SAFE(preg) \ preg.l = _cpu_pda; \ preg.h = _cpu_pda; diff --git a/arch/blackfin/mach-bf538/include/mach/mem_map.h b/arch/blackfin/mach-bf538/include/mach/mem_map.h index c134057c91f..76811966690 100644 --- a/arch/blackfin/mach-bf538/include/mach/mem_map.h +++ b/arch/blackfin/mach-bf538/include/mach/mem_map.h @@ -104,15 +104,6 @@ #define L1_SCRATCH_START 0xFFB00000 #define L1_SCRATCH_LENGTH 0x1000 -#define get_l1_scratch_start_cpu(cpu) L1_SCRATCH_START -#define get_l1_code_start_cpu(cpu) L1_CODE_START -#define get_l1_data_a_start_cpu(cpu) L1_DATA_A_START -#define get_l1_data_b_start_cpu(cpu) L1_DATA_B_START -#define get_l1_scratch_start() L1_SCRATCH_START -#define get_l1_code_start() L1_CODE_START -#define get_l1_data_a_start() L1_DATA_A_START -#define get_l1_data_b_start() L1_DATA_B_START - #define GET_PDA_SAFE(preg) \ preg.l = _cpu_pda; \ preg.h = _cpu_pda; diff --git a/arch/blackfin/mach-bf548/include/mach/mem_map.h b/arch/blackfin/mach-bf548/include/mach/mem_map.h index 361eb0e85bc..70b9c119402 100644 --- a/arch/blackfin/mach-bf548/include/mach/mem_map.h +++ b/arch/blackfin/mach-bf548/include/mach/mem_map.h @@ -108,15 +108,6 @@ #define L1_SCRATCH_START 0xFFB00000 #define L1_SCRATCH_LENGTH 0x1000 -#define get_l1_scratch_start_cpu(cpu) L1_SCRATCH_START -#define get_l1_code_start_cpu(cpu) L1_CODE_START -#define get_l1_data_a_start_cpu(cpu) L1_DATA_A_START -#define get_l1_data_b_start_cpu(cpu) L1_DATA_B_START -#define get_l1_scratch_start() L1_SCRATCH_START -#define get_l1_code_start() L1_CODE_START -#define get_l1_data_a_start() L1_DATA_A_START -#define get_l1_data_b_start() L1_DATA_B_START - #define GET_PDA_SAFE(preg) \ preg.l = _cpu_pda; \ preg.h = _cpu_pda; diff --git a/arch/blackfin/mach-bf561/include/mach/mem_map.h b/arch/blackfin/mach-bf561/include/mach/mem_map.h index 488c3bda65b..419dffdc96e 100644 --- a/arch/blackfin/mach-bf561/include/mach/mem_map.h +++ b/arch/blackfin/mach-bf561/include/mach/mem_map.h @@ -85,47 +85,7 @@ #define L1_SCRATCH_START COREA_L1_SCRATCH_START #define L1_SCRATCH_LENGTH 0x1000 -#ifndef __ASSEMBLY__ - -#ifdef CONFIG_SMP - -#define get_l1_scratch_start_cpu(cpu) \ - ({ unsigned long __addr; \ - __addr = (cpu) ? COREB_L1_SCRATCH_START : COREA_L1_SCRATCH_START;\ - __addr; }) - -#define get_l1_code_start_cpu(cpu) \ - ({ unsigned long __addr; \ - __addr = (cpu) ? COREB_L1_CODE_START : COREA_L1_CODE_START; \ - __addr; }) - -#define get_l1_data_a_start_cpu(cpu) \ - ({ unsigned long __addr; \ - __addr = (cpu) ? COREB_L1_DATA_A_START : COREA_L1_DATA_A_START;\ - __addr; }) - -#define get_l1_data_b_start_cpu(cpu) \ - ({ unsigned long __addr; \ - __addr = (cpu) ? COREB_L1_DATA_B_START : COREA_L1_DATA_B_START;\ - __addr; }) - -#define get_l1_scratch_start() get_l1_scratch_start_cpu(blackfin_core_id()) -#define get_l1_code_start() get_l1_code_start_cpu(blackfin_core_id()) -#define get_l1_data_a_start() get_l1_data_a_start_cpu(blackfin_core_id()) -#define get_l1_data_b_start() get_l1_data_b_start_cpu(blackfin_core_id()) - -#else /* !CONFIG_SMP */ -#define get_l1_scratch_start_cpu(cpu) L1_SCRATCH_START -#define get_l1_code_start_cpu(cpu) L1_CODE_START -#define get_l1_data_a_start_cpu(cpu) L1_DATA_A_START -#define get_l1_data_b_start_cpu(cpu) L1_DATA_B_START -#define get_l1_scratch_start() L1_SCRATCH_START -#define get_l1_code_start() L1_CODE_START -#define get_l1_data_a_start() L1_DATA_A_START -#define get_l1_data_b_start() L1_DATA_B_START -#endif /* !CONFIG_SMP */ - -#else /* __ASSEMBLY__ */ +#ifdef __ASSEMBLY__ /* * The following macros both return the address of the PDA for the diff --git a/arch/blackfin/mach-bf561/smp.c b/arch/blackfin/mach-bf561/smp.c index 23fd4c13897..9b27e698c0b 100644 --- a/arch/blackfin/mach-bf561/smp.c +++ b/arch/blackfin/mach-bf561/smp.c @@ -27,11 +27,6 @@ #include #include -#define COREB_SRAM_BASE 0xff600000 -#define COREB_SRAM_SIZE 0x4000 - -extern char coreb_trampoline_start, coreb_trampoline_end; - static DEFINE_SPINLOCK(boot_lock); static cpumask_t cpu_callin_map; @@ -54,15 +49,15 @@ void __init platform_prepare_cpus(unsigned int max_cpus) int len; len = &coreb_trampoline_end - &coreb_trampoline_start + 1; - BUG_ON(len > COREB_SRAM_SIZE); + BUG_ON(len > L1_CODE_LENGTH); - dma_memcpy((void *)COREB_SRAM_BASE, &coreb_trampoline_start, len); + dma_memcpy((void *)COREB_L1_CODE_START, &coreb_trampoline_start, len); /* Both cores ought to be present on a bf561! */ cpu_set(0, cpu_present_map); /* CoreA */ cpu_set(1, cpu_present_map); /* CoreB */ - printk(KERN_INFO "CoreB bootstrap code to SRAM %p via DMA.\n", (void *)COREB_SRAM_BASE); + printk(KERN_INFO "CoreB bootstrap code to SRAM %p via DMA.\n", (void *)COREB_L1_CODE_START); } int __init setup_profiling_timer(unsigned int multiplier) /* not supported */ diff --git a/arch/blackfin/mm/sram-alloc.c b/arch/blackfin/mm/sram-alloc.c index 1ca5deb7934..834cab7438a 100644 --- a/arch/blackfin/mm/sram-alloc.c +++ b/arch/blackfin/mm/sram-alloc.c @@ -39,6 +39,7 @@ #include #include #include +#include #include "blackfin_sram.h" static DEFINE_PER_CPU(spinlock_t, l1sram_lock) ____cacheline_aligned_in_smp; -- cgit v1.2.3-70-g09d2 From 211daf9d7252288ad88ab6b97268a8d828e6b696 Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Wed, 7 Jan 2009 23:14:39 +0800 Subject: Blackfin arch: rename MAX_BLACKFIN_DMA_CHANNEL to MAX_DMA_CHANNELS to match everyone else Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu --- arch/blackfin/include/asm/dma.h | 2 +- arch/blackfin/kernel/bfin_dma_5xx.c | 14 +++++++------- arch/blackfin/mach-bf518/dma.c | 2 +- arch/blackfin/mach-bf518/include/mach/dma.h | 2 +- arch/blackfin/mach-bf527/dma.c | 2 +- arch/blackfin/mach-bf527/include/mach/dma.h | 2 +- arch/blackfin/mach-bf533/dma.c | 2 +- arch/blackfin/mach-bf533/include/mach/dma.h | 2 +- arch/blackfin/mach-bf537/dma.c | 2 +- arch/blackfin/mach-bf537/include/mach/dma.h | 2 +- arch/blackfin/mach-bf538/dma.c | 2 +- arch/blackfin/mach-bf538/include/mach/dma.h | 2 +- arch/blackfin/mach-bf548/dma.c | 2 +- arch/blackfin/mach-bf548/include/mach/dma.h | 2 +- arch/blackfin/mach-bf561/dma.c | 2 +- arch/blackfin/mach-bf561/include/mach/dma.h | 2 +- arch/blackfin/mach-common/clocks-init.c | 2 +- 17 files changed, 23 insertions(+), 23 deletions(-) (limited to 'arch/blackfin/mach-bf548/include/mach') diff --git a/arch/blackfin/include/asm/dma.h b/arch/blackfin/include/asm/dma.h index 3aa4dd3e5fe..7d1cfa71a9d 100644 --- a/arch/blackfin/include/asm/dma.h +++ b/arch/blackfin/include/asm/dma.h @@ -201,6 +201,6 @@ void *dma_memcpy(void *dest, const void *src, size_t count); void *safe_dma_memcpy(void *dest, const void *src, size_t count); extern int channel2irq(unsigned int channel); -extern struct dma_register *dma_io_base_addr[MAX_BLACKFIN_DMA_CHANNEL]; +extern struct dma_register *dma_io_base_addr[MAX_DMA_CHANNELS]; #endif diff --git a/arch/blackfin/kernel/bfin_dma_5xx.c b/arch/blackfin/kernel/bfin_dma_5xx.c index 22bce17bbb0..ad936843ecd 100644 --- a/arch/blackfin/kernel/bfin_dma_5xx.c +++ b/arch/blackfin/kernel/bfin_dma_5xx.c @@ -44,7 +44,7 @@ * Global Variables ***************************************************************************/ -static struct dma_channel dma_ch[MAX_BLACKFIN_DMA_CHANNEL]; +static struct dma_channel dma_ch[MAX_DMA_CHANNELS]; /*------------------------------------------------------------------------------ * Set the Buffer Clear bit in the Configuration register of specific DMA @@ -63,7 +63,7 @@ static int __init blackfin_dma_init(void) printk(KERN_INFO "Blackfin DMA Controller\n"); - for (i = 0; i < MAX_BLACKFIN_DMA_CHANNEL; i++) { + for (i = 0; i < MAX_DMA_CHANNELS; i++) { dma_ch[i].chan_status = DMA_CHANNEL_FREE; dma_ch[i].regs = dma_io_base_addr[i]; mutex_init(&(dma_ch[i].dmalock)); @@ -87,7 +87,7 @@ static int proc_dma_show(struct seq_file *m, void *v) { int i; - for (i = 0 ; i < MAX_BLACKFIN_DMA_CHANNEL; ++i) + for (i = 0 ; i < MAX_DMA_CHANNELS; ++i) if (dma_ch[i].chan_status != DMA_CHANNEL_FREE) seq_printf(m, "%2d: %s\n", i, dma_ch[i].device_id); @@ -175,7 +175,7 @@ EXPORT_SYMBOL(request_dma); int set_dma_callback(unsigned int channel, dma_interrupt_t callback, void *data) { BUG_ON(!(dma_ch[channel].chan_status != DMA_CHANNEL_FREE - && channel < MAX_BLACKFIN_DMA_CHANNEL)); + && channel < MAX_DMA_CHANNELS)); if (callback != NULL) { int ret_val; @@ -200,7 +200,7 @@ void free_dma(unsigned int channel) { pr_debug("freedma() : BEGIN \n"); BUG_ON(!(dma_ch[channel].chan_status != DMA_CHANNEL_FREE - && channel < MAX_BLACKFIN_DMA_CHANNEL)); + && channel < MAX_DMA_CHANNELS)); /* Halt the DMA */ disable_dma(channel); @@ -418,7 +418,7 @@ int blackfin_dma_suspend(void) #ifdef CONFIG_BF561 /* IMDMA channels doesn't have a PERIPHERAL_MAP */ for (i = 0; i <= CH_MEM_STREAM3_SRC; i++) { #else - for (i = 0; i < MAX_BLACKFIN_DMA_CHANNEL; i++) { + for (i = 0; i < MAX_DMA_CHANNELS; i++) { #endif if (dma_ch[i].chan_status == DMA_CHANNEL_ENABLED) { printk(KERN_ERR "DMA Channel %d failed to suspend\n", i); @@ -438,7 +438,7 @@ void blackfin_dma_resume(void) #ifdef CONFIG_BF561 /* IMDMA channels doesn't have a PERIPHERAL_MAP */ for (i = 0; i <= CH_MEM_STREAM3_SRC; i++) #else - for (i = 0; i < MAX_BLACKFIN_DMA_CHANNEL; i++) + for (i = 0; i < MAX_DMA_CHANNELS; i++) #endif dma_ch[i].regs->peripheral_map = dma_ch[i].saved_peripheral_map; } diff --git a/arch/blackfin/mach-bf518/dma.c b/arch/blackfin/mach-bf518/dma.c index 0d06ced01ce..698e88ca510 100644 --- a/arch/blackfin/mach-bf518/dma.c +++ b/arch/blackfin/mach-bf518/dma.c @@ -31,7 +31,7 @@ #include #include -struct dma_register *dma_io_base_addr[MAX_BLACKFIN_DMA_CHANNEL] = { +struct dma_register *dma_io_base_addr[MAX_DMA_CHANNELS] = { (struct dma_register *) DMA0_NEXT_DESC_PTR, (struct dma_register *) DMA1_NEXT_DESC_PTR, (struct dma_register *) DMA2_NEXT_DESC_PTR, diff --git a/arch/blackfin/mach-bf518/include/mach/dma.h b/arch/blackfin/mach-bf518/include/mach/dma.h index e2a71ba907e..f46bce08701 100644 --- a/arch/blackfin/mach-bf518/include/mach/dma.h +++ b/arch/blackfin/mach-bf518/include/mach/dma.h @@ -32,7 +32,7 @@ #ifndef _MACH_DMA_H_ #define _MACH_DMA_H_ -#define MAX_BLACKFIN_DMA_CHANNEL 16 +#define MAX_DMA_CHANNELS 16 #define CH_PPI 0 /* PPI receive/transmit */ #define CH_EMAC_RX 1 /* Ethernet MAC receive */ diff --git a/arch/blackfin/mach-bf527/dma.c b/arch/blackfin/mach-bf527/dma.c index dfd080cda78..23187757824 100644 --- a/arch/blackfin/mach-bf527/dma.c +++ b/arch/blackfin/mach-bf527/dma.c @@ -31,7 +31,7 @@ #include #include -struct dma_register *dma_io_base_addr[MAX_BLACKFIN_DMA_CHANNEL] = { +struct dma_register *dma_io_base_addr[MAX_DMA_CHANNELS] = { (struct dma_register *) DMA0_NEXT_DESC_PTR, (struct dma_register *) DMA1_NEXT_DESC_PTR, (struct dma_register *) DMA2_NEXT_DESC_PTR, diff --git a/arch/blackfin/mach-bf527/include/mach/dma.h b/arch/blackfin/mach-bf527/include/mach/dma.h index 49dd693223e..ab9b274312a 100644 --- a/arch/blackfin/mach-bf527/include/mach/dma.h +++ b/arch/blackfin/mach-bf527/include/mach/dma.h @@ -32,7 +32,7 @@ #ifndef _MACH_DMA_H_ #define _MACH_DMA_H_ -#define MAX_BLACKFIN_DMA_CHANNEL 16 +#define MAX_DMA_CHANNELS 16 #define CH_PPI 0 /* PPI receive/transmit or NFC */ #define CH_EMAC_RX 1 /* Ethernet MAC receive or HOSTDP */ diff --git a/arch/blackfin/mach-bf533/dma.c b/arch/blackfin/mach-bf533/dma.c index 28655c1cb7d..0a6eb8f24d9 100644 --- a/arch/blackfin/mach-bf533/dma.c +++ b/arch/blackfin/mach-bf533/dma.c @@ -31,7 +31,7 @@ #include #include -struct dma_register *dma_io_base_addr[MAX_BLACKFIN_DMA_CHANNEL] = { +struct dma_register *dma_io_base_addr[MAX_DMA_CHANNELS] = { (struct dma_register *) DMA0_NEXT_DESC_PTR, (struct dma_register *) DMA1_NEXT_DESC_PTR, (struct dma_register *) DMA2_NEXT_DESC_PTR, diff --git a/arch/blackfin/mach-bf533/include/mach/dma.h b/arch/blackfin/mach-bf533/include/mach/dma.h index bd9d5e94307..4ff787e3559 100644 --- a/arch/blackfin/mach-bf533/include/mach/dma.h +++ b/arch/blackfin/mach-bf533/include/mach/dma.h @@ -36,7 +36,7 @@ #ifndef _MACH_DMA_H_ #define _MACH_DMA_H_ -#define MAX_BLACKFIN_DMA_CHANNEL 12 +#define MAX_DMA_CHANNELS 12 #define CH_PPI 0 #define CH_SPORT0_RX 1 diff --git a/arch/blackfin/mach-bf537/dma.c b/arch/blackfin/mach-bf537/dma.c index 4edb363ff99..81185051de9 100644 --- a/arch/blackfin/mach-bf537/dma.c +++ b/arch/blackfin/mach-bf537/dma.c @@ -31,7 +31,7 @@ #include #include -struct dma_register *dma_io_base_addr[MAX_BLACKFIN_DMA_CHANNEL] = { +struct dma_register *dma_io_base_addr[MAX_DMA_CHANNELS] = { (struct dma_register *) DMA0_NEXT_DESC_PTR, (struct dma_register *) DMA1_NEXT_DESC_PTR, (struct dma_register *) DMA2_NEXT_DESC_PTR, diff --git a/arch/blackfin/mach-bf537/include/mach/dma.h b/arch/blackfin/mach-bf537/include/mach/dma.h index 7a964040870..4be361a7ff0 100644 --- a/arch/blackfin/mach-bf537/include/mach/dma.h +++ b/arch/blackfin/mach-bf537/include/mach/dma.h @@ -32,7 +32,7 @@ #ifndef _MACH_DMA_H_ #define _MACH_DMA_H_ -#define MAX_BLACKFIN_DMA_CHANNEL 16 +#define MAX_DMA_CHANNELS 16 #define CH_PPI 0 #define CH_EMAC_RX 1 diff --git a/arch/blackfin/mach-bf538/dma.c b/arch/blackfin/mach-bf538/dma.c index 359fdaa12b8..d6837fbf94e 100644 --- a/arch/blackfin/mach-bf538/dma.c +++ b/arch/blackfin/mach-bf538/dma.c @@ -31,7 +31,7 @@ #include #include -struct dma_register *dma_io_base_addr[MAX_BLACKFIN_DMA_CHANNEL] = { +struct dma_register *dma_io_base_addr[MAX_DMA_CHANNELS] = { (struct dma_register *) DMA0_NEXT_DESC_PTR, (struct dma_register *) DMA1_NEXT_DESC_PTR, (struct dma_register *) DMA2_NEXT_DESC_PTR, diff --git a/arch/blackfin/mach-bf538/include/mach/dma.h b/arch/blackfin/mach-bf538/include/mach/dma.h index c2210a996e6..a52ec3a17b0 100644 --- a/arch/blackfin/mach-bf538/include/mach/dma.h +++ b/arch/blackfin/mach-bf538/include/mach/dma.h @@ -60,6 +60,6 @@ #define CH_MEM_STREAM3_DEST 26 #define CH_MEM_STREAM3_SRC 27 -#define MAX_BLACKFIN_DMA_CHANNEL 28 +#define MAX_DMA_CHANNELS 28 #endif diff --git a/arch/blackfin/mach-bf548/dma.c b/arch/blackfin/mach-bf548/dma.c index 74730eb8ae1..535980652bf 100644 --- a/arch/blackfin/mach-bf548/dma.c +++ b/arch/blackfin/mach-bf548/dma.c @@ -32,7 +32,7 @@ #include #include -struct dma_register *dma_io_base_addr[MAX_BLACKFIN_DMA_CHANNEL] = { +struct dma_register *dma_io_base_addr[MAX_DMA_CHANNELS] = { (struct dma_register *) DMA0_NEXT_DESC_PTR, (struct dma_register *) DMA1_NEXT_DESC_PTR, (struct dma_register *) DMA2_NEXT_DESC_PTR, diff --git a/arch/blackfin/mach-bf548/include/mach/dma.h b/arch/blackfin/mach-bf548/include/mach/dma.h index 36a2ef7e784..796c205d817 100644 --- a/arch/blackfin/mach-bf548/include/mach/dma.h +++ b/arch/blackfin/mach-bf548/include/mach/dma.h @@ -71,6 +71,6 @@ #define CH_MEM_STREAM3_DEST 30 #define CH_MEM_STREAM3_SRC 31 -#define MAX_BLACKFIN_DMA_CHANNEL 32 +#define MAX_DMA_CHANNELS 32 #endif diff --git a/arch/blackfin/mach-bf561/dma.c b/arch/blackfin/mach-bf561/dma.c index 24415eb8269..42b0037afe6 100644 --- a/arch/blackfin/mach-bf561/dma.c +++ b/arch/blackfin/mach-bf561/dma.c @@ -31,7 +31,7 @@ #include #include -struct dma_register *dma_io_base_addr[MAX_BLACKFIN_DMA_CHANNEL] = { +struct dma_register *dma_io_base_addr[MAX_DMA_CHANNELS] = { (struct dma_register *) DMA1_0_NEXT_DESC_PTR, (struct dma_register *) DMA1_1_NEXT_DESC_PTR, (struct dma_register *) DMA1_2_NEXT_DESC_PTR, diff --git a/arch/blackfin/mach-bf561/include/mach/dma.h b/arch/blackfin/mach-bf561/include/mach/dma.h index 8bc46cd89a0..38ce66ae6c3 100644 --- a/arch/blackfin/mach-bf561/include/mach/dma.h +++ b/arch/blackfin/mach-bf561/include/mach/dma.h @@ -7,7 +7,7 @@ #ifndef _MACH_DMA_H_ #define _MACH_DMA_H_ -#define MAX_BLACKFIN_DMA_CHANNEL 36 +#define MAX_DMA_CHANNELS 36 #define CH_PPI0 0 #define CH_PPI (CH_PPI0) diff --git a/arch/blackfin/mach-common/clocks-init.c b/arch/blackfin/mach-common/clocks-init.c index 39a94b3a2ed..5d182abefc7 100644 --- a/arch/blackfin/mach-common/clocks-init.c +++ b/arch/blackfin/mach-common/clocks-init.c @@ -32,7 +32,7 @@ void init_clocks(void) * For example, any automatic DMAs left by U-Boot for splash screens. */ size_t i; - for (i = 0; i < MAX_BLACKFIN_DMA_CHANNEL; ++i) { + for (i = 0; i < MAX_DMA_CHANNELS; ++i) { struct dma_register *dma = dma_io_base_addr[i]; dma->cfg = 0; } -- cgit v1.2.3-70-g09d2 From b03f203986dcf51b556e5f86475338b1588d8652 Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Wed, 7 Jan 2009 23:14:38 +0800 Subject: Blackfin arch: cleanup - use scm for changelog, not file headers Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu --- arch/blackfin/include/asm/dma.h | 27 +++-------------------- arch/blackfin/mach-bf518/include/mach/dma.h | 30 +++---------------------- arch/blackfin/mach-bf527/include/mach/dma.h | 30 +++---------------------- arch/blackfin/mach-bf533/include/mach/dma.h | 34 +++-------------------------- arch/blackfin/mach-bf537/include/mach/dma.h | 30 +++---------------------- arch/blackfin/mach-bf538/include/mach/dma.h | 30 +++---------------------- arch/blackfin/mach-bf548/include/mach/dma.h | 30 +++---------------------- arch/blackfin/mach-bf561/include/mach/dma.h | 11 +++++----- 8 files changed, 27 insertions(+), 195 deletions(-) (limited to 'arch/blackfin/mach-bf548/include/mach') diff --git a/arch/blackfin/include/asm/dma.h b/arch/blackfin/include/asm/dma.h index 7d1cfa71a9d..d059b2de162 100644 --- a/arch/blackfin/include/asm/dma.h +++ b/arch/blackfin/include/asm/dma.h @@ -1,29 +1,8 @@ /* - * File: include/asm-blackfin/simple_bf533_dma.h - * Based on: none - original work - * Author: LG Soft India - * Copyright (C) 2004-2005 Analog Devices Inc. - * Created: Tue Sep 21 2004 - * Description: This file contains the major Data structures and constants - * used for DMA Implementation in BF533 - * Modified: + * dma.h - Blackfin DMA defines/structures/etc... * - * Bugs: Enter bugs at http://blackfin.uclinux.org/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2, or (at your option) - * any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; see the file COPYING. - * If not, write to the Free Software Foundation, - * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * Copyright 2004-2008 Analog Devices Inc. + * Licensed under the GPL-2 or later. */ #ifndef _BLACKFIN_DMA_H_ diff --git a/arch/blackfin/mach-bf518/include/mach/dma.h b/arch/blackfin/mach-bf518/include/mach/dma.h index f46bce08701..bbd33c1706e 100644 --- a/arch/blackfin/mach-bf518/include/mach/dma.h +++ b/arch/blackfin/mach-bf518/include/mach/dma.h @@ -1,32 +1,8 @@ -/* - * file: include/asm-blackfin/mach-bf518/dma.h - * based on: include/asm-blackfin/mach-bf527/dma.h - * author: Michael Hennerich (michael.hennerich@analog.com) +/* mach/dma.h - arch-specific DMA defines * - * created: - * description: - * system DMA map - * rev: + * Copyright 2004-2008 Analog Devices Inc. * - * modified: - * - * - * bugs: enter bugs at http://blackfin.uclinux.org/ - * - * this program is free software; you can redistribute it and/or modify - * it under the terms of the gnu general public license as published by - * the free software foundation; either version 2, or (at your option) - * any later version. - * - * this program is distributed in the hope that it will be useful, - * but without any warranty; without even the implied warranty of - * merchantability or fitness for a particular purpose. see the - * gnu general public license for more details. - * - * you should have received a copy of the gnu general public license - * along with this program; see the file copying. - * if not, write to the free software foundation, - * 59 temple place - suite 330, boston, ma 02111-1307, usa. + * Licensed under the GPL-2 or later. */ #ifndef _MACH_DMA_H_ diff --git a/arch/blackfin/mach-bf527/include/mach/dma.h b/arch/blackfin/mach-bf527/include/mach/dma.h index ab9b274312a..eb287da101a 100644 --- a/arch/blackfin/mach-bf527/include/mach/dma.h +++ b/arch/blackfin/mach-bf527/include/mach/dma.h @@ -1,32 +1,8 @@ -/* - * file: include/asm-blackfin/mach-bf527/dma.h - * based on: include/asm-blackfin/mach-bf537/dma.h - * author: Michael Hennerich (michael.hennerich@analog.com) +/* mach/dma.h - arch-specific DMA defines * - * created: - * description: - * system DMA map - * rev: + * Copyright 2004-2008 Analog Devices Inc. * - * modified: - * - * - * bugs: enter bugs at http://blackfin.uclinux.org/ - * - * this program is free software; you can redistribute it and/or modify - * it under the terms of the gnu general public license as published by - * the free software foundation; either version 2, or (at your option) - * any later version. - * - * this program is distributed in the hope that it will be useful, - * but without any warranty; without even the implied warranty of - * merchantability or fitness for a particular purpose. see the - * gnu general public license for more details. - * - * you should have received a copy of the gnu general public license - * along with this program; see the file copying. - * if not, write to the free software foundation, - * 59 temple place - suite 330, boston, ma 02111-1307, usa. + * Licensed under the GPL-2 or later. */ #ifndef _MACH_DMA_H_ diff --git a/arch/blackfin/mach-bf533/include/mach/dma.h b/arch/blackfin/mach-bf533/include/mach/dma.h index 4ff787e3559..d689522b2bf 100644 --- a/arch/blackfin/mach-bf533/include/mach/dma.h +++ b/arch/blackfin/mach-bf533/include/mach/dma.h @@ -1,36 +1,8 @@ -/***************************************************************************** -* -* BF-533/2/1 Specific Declarations -* -****************************************************************************/ -/* - * File: include/asm-blackfin/mach-bf533/dma.h - * Based on: - * Author: +/* mach/dma.h - arch-specific DMA defines * - * Created: - * Description: + * Copyright 2004-2008 Analog Devices Inc. * - * Rev: - * - * Modified: - * - * Bugs: Enter bugs at http://blackfin.uclinux.org/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2, or (at your option) - * any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; see the file COPYING. - * If not, write to the Free Software Foundation, - * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * Licensed under the GPL-2 or later. */ #ifndef _MACH_DMA_H_ diff --git a/arch/blackfin/mach-bf537/include/mach/dma.h b/arch/blackfin/mach-bf537/include/mach/dma.h index 4be361a7ff0..5ae83b1183a 100644 --- a/arch/blackfin/mach-bf537/include/mach/dma.h +++ b/arch/blackfin/mach-bf537/include/mach/dma.h @@ -1,32 +1,8 @@ -/* - * file: include/asm-blackfin/mach-bf537/dma.h - * based on: - * author: +/* mach/dma.h - arch-specific DMA defines * - * created: - * description: - * system mmr register map - * rev: + * Copyright 2004-2008 Analog Devices Inc. * - * modified: - * - * - * bugs: enter bugs at http://blackfin.uclinux.org/ - * - * this program is free software; you can redistribute it and/or modify - * it under the terms of the gnu general public license as published by - * the free software foundation; either version 2, or (at your option) - * any later version. - * - * this program is distributed in the hope that it will be useful, - * but without any warranty; without even the implied warranty of - * merchantability or fitness for a particular purpose. see the - * gnu general public license for more details. - * - * you should have received a copy of the gnu general public license - * along with this program; see the file copying. - * if not, write to the free software foundation, - * 59 temple place - suite 330, boston, ma 02111-1307, usa. + * Licensed under the GPL-2 or later. */ #ifndef _MACH_DMA_H_ diff --git a/arch/blackfin/mach-bf538/include/mach/dma.h b/arch/blackfin/mach-bf538/include/mach/dma.h index a52ec3a17b0..eb05cacbf4d 100644 --- a/arch/blackfin/mach-bf538/include/mach/dma.h +++ b/arch/blackfin/mach-bf538/include/mach/dma.h @@ -1,32 +1,8 @@ -/* - * file: include/asm-blackfin/mach-bf538/dma.h - * based on: - * author: +/* mach/dma.h - arch-specific DMA defines * - * created: - * description: - * system mmr register map - * rev: + * Copyright 2004-2008 Analog Devices Inc. * - * modified: - * - * - * bugs: enter bugs at http://blackfin.uclinux.org/ - * - * this program is free software; you can redistribute it and/or modify - * it under the terms of the gnu general public license as published by - * the free software foundation; either version 2, or (at your option) - * any later version. - * - * this program is distributed in the hope that it will be useful, - * but without any warranty; without even the implied warranty of - * merchantability or fitness for a particular purpose. see the - * gnu general public license for more details. - * - * you should have received a copy of the gnu general public license - * along with this program; see the file copying. - * if not, write to the free software foundation, - * 59 temple place - suite 330, boston, ma 02111-1307, usa. + * Licensed under the GPL-2 or later. */ #ifndef _MACH_DMA_H_ diff --git a/arch/blackfin/mach-bf548/include/mach/dma.h b/arch/blackfin/mach-bf548/include/mach/dma.h index 796c205d817..a30d242c739 100644 --- a/arch/blackfin/mach-bf548/include/mach/dma.h +++ b/arch/blackfin/mach-bf548/include/mach/dma.h @@ -1,32 +1,8 @@ -/* - * file: include/asm-blackfin/mach-bf548/dma.h - * based on: - * author: +/* mach/dma.h - arch-specific DMA defines * - * created: - * description: - * system mmr register map - * rev: + * Copyright 2004-2008 Analog Devices Inc. * - * modified: - * - * - * bugs: enter bugs at http://blackfin.uclinux.org/ - * - * this program is free software; you can redistribute it and/or modify - * it under the terms of the gnu general public license as published by - * the free software foundation; either version 2, or (at your option) - * any later version. - * - * this program is distributed in the hope that it will be useful, - * but without any warranty; without even the implied warranty of - * merchantability or fitness for a particular purpose. see the - * gnu general public license for more details. - * - * you should have received a copy of the gnu general public license - * along with this program; see the file copying. - * if not, write to the free software foundation, - * 59 temple place - suite 330, boston, ma 02111-1307, usa. + * Licensed under the GPL-2 or later. */ #ifndef _MACH_DMA_H_ diff --git a/arch/blackfin/mach-bf561/include/mach/dma.h b/arch/blackfin/mach-bf561/include/mach/dma.h index 38ce66ae6c3..2597a09a012 100644 --- a/arch/blackfin/mach-bf561/include/mach/dma.h +++ b/arch/blackfin/mach-bf561/include/mach/dma.h @@ -1,8 +1,9 @@ -/***************************************************************************** -* -* BF-533/2/1 Specific Declarations -* -****************************************************************************/ +/* mach/dma.h - arch-specific DMA defines + * + * Copyright 2004-2008 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ #ifndef _MACH_DMA_H_ #define _MACH_DMA_H_ -- cgit v1.2.3-70-g09d2 From 90fdc1356808643bb53dcd00ed372817aff734ae Mon Sep 17 00:00:00 2001 From: Jean Delvare Date: Wed, 7 Jan 2009 23:14:39 +0800 Subject: Blackfin arch: Fix typo (channel) Channnel -> Channel Signed-off-by: Jean Delvare Signed-off-by: Bryan Wu --- arch/blackfin/mach-bf537/include/mach/blackfin.h | 2 +- arch/blackfin/mach-bf548/include/mach/blackfin.h | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'arch/blackfin/mach-bf548/include/mach') diff --git a/arch/blackfin/mach-bf537/include/mach/blackfin.h b/arch/blackfin/mach-bf537/include/mach/blackfin.h index cffc786b2a2..7d6069c886f 100644 --- a/arch/blackfin/mach-bf537/include/mach/blackfin.h +++ b/arch/blackfin/mach-bf537/include/mach/blackfin.h @@ -82,7 +82,7 @@ #define STATUS_P1 0x02 #define STATUS_P0 0x01 -/* DMA Channnel */ +/* DMA Channel */ #define bfin_read_CH_UART_RX() bfin_read_CH_UART0_RX() #define bfin_write_CH_UART_RX(val) bfin_write_CH_UART0_RX(val) #define CH_UART_RX CH_UART0_RX diff --git a/arch/blackfin/mach-bf548/include/mach/blackfin.h b/arch/blackfin/mach-bf548/include/mach/blackfin.h index d6ee74ac046..0c0e3e2c3c2 100644 --- a/arch/blackfin/mach-bf548/include/mach/blackfin.h +++ b/arch/blackfin/mach-bf548/include/mach/blackfin.h @@ -111,7 +111,7 @@ /* UART 0*/ -/* DMA Channnel */ +/* DMA Channel */ #define bfin_read_CH_UART_RX() bfin_read_CH_UART1_RX() #define bfin_write_CH_UART_RX(val) bfin_write_CH_UART1_RX(val) #define bfin_read_CH_UART_TX() bfin_read_CH_UART1_TX() -- cgit v1.2.3-70-g09d2 From 3d7c603ed44fbd7d047aa94d8791803ec1e17d03 Mon Sep 17 00:00:00 2001 From: Graf Yang Date: Wed, 7 Jan 2009 23:14:39 +0800 Subject: Blackfin arch: Remove wasted SIR header files Signed-off-by: Graf Yang Signed-off-by: Bryan Wu --- arch/blackfin/mach-bf518/include/mach/bfin_sir.h | 142 ------------------- arch/blackfin/mach-bf527/include/mach/bfin_sir.h | 142 ------------------- arch/blackfin/mach-bf533/include/mach/bfin_sir.h | 125 ----------------- arch/blackfin/mach-bf537/include/mach/bfin_sir.h | 142 ------------------- arch/blackfin/mach-bf538/include/mach/bfin_sir.h | 159 ---------------------- arch/blackfin/mach-bf548/include/mach/bfin_sir.h | 166 ----------------------- arch/blackfin/mach-bf561/include/mach/bfin_sir.h | 125 ----------------- 7 files changed, 1001 deletions(-) delete mode 100644 arch/blackfin/mach-bf518/include/mach/bfin_sir.h delete mode 100644 arch/blackfin/mach-bf527/include/mach/bfin_sir.h delete mode 100644 arch/blackfin/mach-bf533/include/mach/bfin_sir.h delete mode 100644 arch/blackfin/mach-bf537/include/mach/bfin_sir.h delete mode 100644 arch/blackfin/mach-bf538/include/mach/bfin_sir.h delete mode 100644 arch/blackfin/mach-bf548/include/mach/bfin_sir.h delete mode 100644 arch/blackfin/mach-bf561/include/mach/bfin_sir.h (limited to 'arch/blackfin/mach-bf548/include/mach') diff --git a/arch/blackfin/mach-bf518/include/mach/bfin_sir.h b/arch/blackfin/mach-bf518/include/mach/bfin_sir.h deleted file mode 100644 index cfd8ad4f1f2..00000000000 --- a/arch/blackfin/mach-bf518/include/mach/bfin_sir.h +++ /dev/null @@ -1,142 +0,0 @@ -/* - * Blackfin Infra-red Driver - * - * Copyright 2006-2008 Analog Devices Inc. - * - * Enter bugs at http://blackfin.uclinux.org/ - * - * Licensed under the GPL-2 or later. - * - */ - -#include -#include -#include - -#define SIR_UART_GET_CHAR(port) bfin_read16((port)->membase + OFFSET_RBR) -#define SIR_UART_GET_DLL(port) bfin_read16((port)->membase + OFFSET_DLL) -#define SIR_UART_GET_IER(port) bfin_read16((port)->membase + OFFSET_IER) -#define SIR_UART_GET_DLH(port) bfin_read16((port)->membase + OFFSET_DLH) -#define SIR_UART_GET_IIR(port) bfin_read16((port)->membase + OFFSET_IIR) -#define SIR_UART_GET_LCR(port) bfin_read16((port)->membase + OFFSET_LCR) -#define SIR_UART_GET_GCTL(port) bfin_read16((port)->membase + OFFSET_GCTL) - -#define SIR_UART_PUT_CHAR(port, v) bfin_write16(((port)->membase + OFFSET_THR), v) -#define SIR_UART_PUT_DLL(port, v) bfin_write16(((port)->membase + OFFSET_DLL), v) -#define SIR_UART_PUT_IER(port, v) bfin_write16(((port)->membase + OFFSET_IER), v) -#define SIR_UART_PUT_DLH(port, v) bfin_write16(((port)->membase + OFFSET_DLH), v) -#define SIR_UART_PUT_LCR(port, v) bfin_write16(((port)->membase + OFFSET_LCR), v) -#define SIR_UART_PUT_GCTL(port, v) bfin_write16(((port)->membase + OFFSET_GCTL), v) - -#ifdef CONFIG_SIR_BFIN_DMA -struct dma_rx_buf { - char *buf; - int head; - int tail; - }; -#endif /* CONFIG_SIR_BFIN_DMA */ - -struct bfin_sir_port { - unsigned char __iomem *membase; - unsigned int irq; - unsigned int lsr; - unsigned long clk; - struct net_device *dev; -#ifdef CONFIG_SIR_BFIN_DMA - int tx_done; - struct dma_rx_buf rx_dma_buf; - struct timer_list rx_dma_timer; - int rx_dma_nrows; -#endif /* CONFIG_SIR_BFIN_DMA */ - unsigned int tx_dma_channel; - unsigned int rx_dma_channel; -}; - -struct bfin_sir_port sir_ports[BFIN_UART_NR_PORTS]; - -struct bfin_sir_port_res { - unsigned long base_addr; - int irq; - unsigned int rx_dma_channel; - unsigned int tx_dma_channel; -}; - -struct bfin_sir_port_res bfin_sir_port_resource[] = { -#ifdef CONFIG_BFIN_SIR0 - { - 0xFFC00400, - IRQ_UART0_RX, - CH_UART0_RX, - CH_UART0_TX, - }, -#endif -#ifdef CONFIG_BFIN_SIR1 - { - 0xFFC02000, - IRQ_UART1_RX, - CH_UART1_RX, - CH_UART1_TX, - }, -#endif -}; - -int nr_sirs = ARRAY_SIZE(bfin_sir_port_resource); - -struct bfin_sir_self { - struct bfin_sir_port *sir_port; - spinlock_t lock; - unsigned int open; - int speed; - int newspeed; - - struct sk_buff *txskb; - struct sk_buff *rxskb; - struct net_device_stats stats; - struct device *dev; - struct irlap_cb *irlap; - struct qos_info qos; - - iobuff_t tx_buff; - iobuff_t rx_buff; - - struct work_struct work; - int mtt; -}; - -static inline unsigned int SIR_UART_GET_LSR(struct bfin_sir_port *port) -{ - unsigned int lsr = bfin_read16(port->membase + OFFSET_LSR); - port->lsr |= (lsr & (BI|FE|PE|OE)); - return lsr | port->lsr; -} - -static inline void SIR_UART_CLEAR_LSR(struct bfin_sir_port *port) -{ - port->lsr = 0; - bfin_read16(port->membase + OFFSET_LSR); -} - -#define DRIVER_NAME "bfin_sir" - -static int bfin_sir_hw_init(void) -{ - int ret = -ENODEV; -#ifdef CONFIG_BFIN_SIR0 - ret = peripheral_request(P_UART0_TX, DRIVER_NAME); - if (ret) - return ret; - ret = peripheral_request(P_UART0_RX, DRIVER_NAME); - if (ret) - return ret; -#endif - -#ifdef CONFIG_BFIN_SIR1 - ret = peripheral_request(P_UART1_TX, DRIVER_NAME); - if (ret) - return ret; - ret = peripheral_request(P_UART1_RX, DRIVER_NAME); - if (ret) - return ret; -#endif - return ret; -} diff --git a/arch/blackfin/mach-bf527/include/mach/bfin_sir.h b/arch/blackfin/mach-bf527/include/mach/bfin_sir.h deleted file mode 100644 index cfd8ad4f1f2..00000000000 --- a/arch/blackfin/mach-bf527/include/mach/bfin_sir.h +++ /dev/null @@ -1,142 +0,0 @@ -/* - * Blackfin Infra-red Driver - * - * Copyright 2006-2008 Analog Devices Inc. - * - * Enter bugs at http://blackfin.uclinux.org/ - * - * Licensed under the GPL-2 or later. - * - */ - -#include -#include -#include - -#define SIR_UART_GET_CHAR(port) bfin_read16((port)->membase + OFFSET_RBR) -#define SIR_UART_GET_DLL(port) bfin_read16((port)->membase + OFFSET_DLL) -#define SIR_UART_GET_IER(port) bfin_read16((port)->membase + OFFSET_IER) -#define SIR_UART_GET_DLH(port) bfin_read16((port)->membase + OFFSET_DLH) -#define SIR_UART_GET_IIR(port) bfin_read16((port)->membase + OFFSET_IIR) -#define SIR_UART_GET_LCR(port) bfin_read16((port)->membase + OFFSET_LCR) -#define SIR_UART_GET_GCTL(port) bfin_read16((port)->membase + OFFSET_GCTL) - -#define SIR_UART_PUT_CHAR(port, v) bfin_write16(((port)->membase + OFFSET_THR), v) -#define SIR_UART_PUT_DLL(port, v) bfin_write16(((port)->membase + OFFSET_DLL), v) -#define SIR_UART_PUT_IER(port, v) bfin_write16(((port)->membase + OFFSET_IER), v) -#define SIR_UART_PUT_DLH(port, v) bfin_write16(((port)->membase + OFFSET_DLH), v) -#define SIR_UART_PUT_LCR(port, v) bfin_write16(((port)->membase + OFFSET_LCR), v) -#define SIR_UART_PUT_GCTL(port, v) bfin_write16(((port)->membase + OFFSET_GCTL), v) - -#ifdef CONFIG_SIR_BFIN_DMA -struct dma_rx_buf { - char *buf; - int head; - int tail; - }; -#endif /* CONFIG_SIR_BFIN_DMA */ - -struct bfin_sir_port { - unsigned char __iomem *membase; - unsigned int irq; - unsigned int lsr; - unsigned long clk; - struct net_device *dev; -#ifdef CONFIG_SIR_BFIN_DMA - int tx_done; - struct dma_rx_buf rx_dma_buf; - struct timer_list rx_dma_timer; - int rx_dma_nrows; -#endif /* CONFIG_SIR_BFIN_DMA */ - unsigned int tx_dma_channel; - unsigned int rx_dma_channel; -}; - -struct bfin_sir_port sir_ports[BFIN_UART_NR_PORTS]; - -struct bfin_sir_port_res { - unsigned long base_addr; - int irq; - unsigned int rx_dma_channel; - unsigned int tx_dma_channel; -}; - -struct bfin_sir_port_res bfin_sir_port_resource[] = { -#ifdef CONFIG_BFIN_SIR0 - { - 0xFFC00400, - IRQ_UART0_RX, - CH_UART0_RX, - CH_UART0_TX, - }, -#endif -#ifdef CONFIG_BFIN_SIR1 - { - 0xFFC02000, - IRQ_UART1_RX, - CH_UART1_RX, - CH_UART1_TX, - }, -#endif -}; - -int nr_sirs = ARRAY_SIZE(bfin_sir_port_resource); - -struct bfin_sir_self { - struct bfin_sir_port *sir_port; - spinlock_t lock; - unsigned int open; - int speed; - int newspeed; - - struct sk_buff *txskb; - struct sk_buff *rxskb; - struct net_device_stats stats; - struct device *dev; - struct irlap_cb *irlap; - struct qos_info qos; - - iobuff_t tx_buff; - iobuff_t rx_buff; - - struct work_struct work; - int mtt; -}; - -static inline unsigned int SIR_UART_GET_LSR(struct bfin_sir_port *port) -{ - unsigned int lsr = bfin_read16(port->membase + OFFSET_LSR); - port->lsr |= (lsr & (BI|FE|PE|OE)); - return lsr | port->lsr; -} - -static inline void SIR_UART_CLEAR_LSR(struct bfin_sir_port *port) -{ - port->lsr = 0; - bfin_read16(port->membase + OFFSET_LSR); -} - -#define DRIVER_NAME "bfin_sir" - -static int bfin_sir_hw_init(void) -{ - int ret = -ENODEV; -#ifdef CONFIG_BFIN_SIR0 - ret = peripheral_request(P_UART0_TX, DRIVER_NAME); - if (ret) - return ret; - ret = peripheral_request(P_UART0_RX, DRIVER_NAME); - if (ret) - return ret; -#endif - -#ifdef CONFIG_BFIN_SIR1 - ret = peripheral_request(P_UART1_TX, DRIVER_NAME); - if (ret) - return ret; - ret = peripheral_request(P_UART1_RX, DRIVER_NAME); - if (ret) - return ret; -#endif - return ret; -} diff --git a/arch/blackfin/mach-bf533/include/mach/bfin_sir.h b/arch/blackfin/mach-bf533/include/mach/bfin_sir.h deleted file mode 100644 index 9bb87e9e2e9..00000000000 --- a/arch/blackfin/mach-bf533/include/mach/bfin_sir.h +++ /dev/null @@ -1,125 +0,0 @@ -/* - * Blackfin Infra-red Driver - * - * Copyright 2006-2008 Analog Devices Inc. - * - * Enter bugs at http://blackfin.uclinux.org/ - * - * Licensed under the GPL-2 or later. - * - */ - -#include -#include -#include - -#define SIR_UART_GET_CHAR(port) bfin_read16((port)->membase + OFFSET_RBR) -#define SIR_UART_GET_DLL(port) bfin_read16((port)->membase + OFFSET_DLL) -#define SIR_UART_GET_IER(port) bfin_read16((port)->membase + OFFSET_IER) -#define SIR_UART_GET_DLH(port) bfin_read16((port)->membase + OFFSET_DLH) -#define SIR_UART_GET_IIR(port) bfin_read16((port)->membase + OFFSET_IIR) -#define SIR_UART_GET_LCR(port) bfin_read16((port)->membase + OFFSET_LCR) -#define SIR_UART_GET_GCTL(port) bfin_read16((port)->membase + OFFSET_GCTL) - -#define SIR_UART_PUT_CHAR(port, v) bfin_write16(((port)->membase + OFFSET_THR), v) -#define SIR_UART_PUT_DLL(port, v) bfin_write16(((port)->membase + OFFSET_DLL), v) -#define SIR_UART_PUT_IER(port, v) bfin_write16(((port)->membase + OFFSET_IER), v) -#define SIR_UART_PUT_DLH(port, v) bfin_write16(((port)->membase + OFFSET_DLH), v) -#define SIR_UART_PUT_LCR(port, v) bfin_write16(((port)->membase + OFFSET_LCR), v) -#define SIR_UART_PUT_GCTL(port, v) bfin_write16(((port)->membase + OFFSET_GCTL), v) - -#ifdef CONFIG_SIR_BFIN_DMA -struct dma_rx_buf { - char *buf; - int head; - int tail; - }; -#endif /* CONFIG_SIR_BFIN_DMA */ - -struct bfin_sir_port { - unsigned char __iomem *membase; - unsigned int irq; - unsigned int lsr; - unsigned long clk; - struct net_device *dev; -#ifdef CONFIG_SIR_BFIN_DMA - int tx_done; - struct dma_rx_buf rx_dma_buf; - struct timer_list rx_dma_timer; - int rx_dma_nrows; -#endif /* CONFIG_SIR_BFIN_DMA */ - unsigned int tx_dma_channel; - unsigned int rx_dma_channel; -}; - -struct bfin_sir_port sir_ports[BFIN_UART_NR_PORTS]; - -struct bfin_sir_port_res { - unsigned long base_addr; - int irq; - unsigned int rx_dma_channel; - unsigned int tx_dma_channel; -}; - -struct bfin_sir_port_res bfin_sir_port_resource[] = { -#ifdef CONFIG_BFIN_SIR0 - { - 0xFFC00400, - IRQ_UART_RX, - CH_UART_RX, - CH_UART_TX, - }, -#endif -}; - -int nr_sirs = ARRAY_SIZE(bfin_sir_port_resource); - -struct bfin_sir_self { - struct bfin_sir_port *sir_port; - spinlock_t lock; - unsigned int open; - int speed; - int newspeed; - - struct sk_buff *txskb; - struct sk_buff *rxskb; - struct net_device_stats stats; - struct device *dev; - struct irlap_cb *irlap; - struct qos_info qos; - - iobuff_t tx_buff; - iobuff_t rx_buff; - - struct work_struct work; - int mtt; -}; - -static inline unsigned int SIR_UART_GET_LSR(struct bfin_sir_port *port) -{ - unsigned int lsr = bfin_read16(port->membase + OFFSET_LSR); - port->lsr |= (lsr & (BI|FE|PE|OE)); - return lsr | port->lsr; -} - -static inline void SIR_UART_CLEAR_LSR(struct bfin_sir_port *port) -{ - port->lsr = 0; - bfin_read16(port->membase + OFFSET_LSR); -} - -#define DRIVER_NAME "bfin_sir" - -static int bfin_sir_hw_init(void) -{ - int ret = -ENODEV; -#ifdef CONFIG_BFIN_SIR0 - ret = peripheral_request(P_UART0_TX, DRIVER_NAME); - if (ret) - return ret; - ret = peripheral_request(P_UART0_RX, DRIVER_NAME); - if (ret) - return ret; -#endif - return ret; -} diff --git a/arch/blackfin/mach-bf537/include/mach/bfin_sir.h b/arch/blackfin/mach-bf537/include/mach/bfin_sir.h deleted file mode 100644 index cfd8ad4f1f2..00000000000 --- a/arch/blackfin/mach-bf537/include/mach/bfin_sir.h +++ /dev/null @@ -1,142 +0,0 @@ -/* - * Blackfin Infra-red Driver - * - * Copyright 2006-2008 Analog Devices Inc. - * - * Enter bugs at http://blackfin.uclinux.org/ - * - * Licensed under the GPL-2 or later. - * - */ - -#include -#include -#include - -#define SIR_UART_GET_CHAR(port) bfin_read16((port)->membase + OFFSET_RBR) -#define SIR_UART_GET_DLL(port) bfin_read16((port)->membase + OFFSET_DLL) -#define SIR_UART_GET_IER(port) bfin_read16((port)->membase + OFFSET_IER) -#define SIR_UART_GET_DLH(port) bfin_read16((port)->membase + OFFSET_DLH) -#define SIR_UART_GET_IIR(port) bfin_read16((port)->membase + OFFSET_IIR) -#define SIR_UART_GET_LCR(port) bfin_read16((port)->membase + OFFSET_LCR) -#define SIR_UART_GET_GCTL(port) bfin_read16((port)->membase + OFFSET_GCTL) - -#define SIR_UART_PUT_CHAR(port, v) bfin_write16(((port)->membase + OFFSET_THR), v) -#define SIR_UART_PUT_DLL(port, v) bfin_write16(((port)->membase + OFFSET_DLL), v) -#define SIR_UART_PUT_IER(port, v) bfin_write16(((port)->membase + OFFSET_IER), v) -#define SIR_UART_PUT_DLH(port, v) bfin_write16(((port)->membase + OFFSET_DLH), v) -#define SIR_UART_PUT_LCR(port, v) bfin_write16(((port)->membase + OFFSET_LCR), v) -#define SIR_UART_PUT_GCTL(port, v) bfin_write16(((port)->membase + OFFSET_GCTL), v) - -#ifdef CONFIG_SIR_BFIN_DMA -struct dma_rx_buf { - char *buf; - int head; - int tail; - }; -#endif /* CONFIG_SIR_BFIN_DMA */ - -struct bfin_sir_port { - unsigned char __iomem *membase; - unsigned int irq; - unsigned int lsr; - unsigned long clk; - struct net_device *dev; -#ifdef CONFIG_SIR_BFIN_DMA - int tx_done; - struct dma_rx_buf rx_dma_buf; - struct timer_list rx_dma_timer; - int rx_dma_nrows; -#endif /* CONFIG_SIR_BFIN_DMA */ - unsigned int tx_dma_channel; - unsigned int rx_dma_channel; -}; - -struct bfin_sir_port sir_ports[BFIN_UART_NR_PORTS]; - -struct bfin_sir_port_res { - unsigned long base_addr; - int irq; - unsigned int rx_dma_channel; - unsigned int tx_dma_channel; -}; - -struct bfin_sir_port_res bfin_sir_port_resource[] = { -#ifdef CONFIG_BFIN_SIR0 - { - 0xFFC00400, - IRQ_UART0_RX, - CH_UART0_RX, - CH_UART0_TX, - }, -#endif -#ifdef CONFIG_BFIN_SIR1 - { - 0xFFC02000, - IRQ_UART1_RX, - CH_UART1_RX, - CH_UART1_TX, - }, -#endif -}; - -int nr_sirs = ARRAY_SIZE(bfin_sir_port_resource); - -struct bfin_sir_self { - struct bfin_sir_port *sir_port; - spinlock_t lock; - unsigned int open; - int speed; - int newspeed; - - struct sk_buff *txskb; - struct sk_buff *rxskb; - struct net_device_stats stats; - struct device *dev; - struct irlap_cb *irlap; - struct qos_info qos; - - iobuff_t tx_buff; - iobuff_t rx_buff; - - struct work_struct work; - int mtt; -}; - -static inline unsigned int SIR_UART_GET_LSR(struct bfin_sir_port *port) -{ - unsigned int lsr = bfin_read16(port->membase + OFFSET_LSR); - port->lsr |= (lsr & (BI|FE|PE|OE)); - return lsr | port->lsr; -} - -static inline void SIR_UART_CLEAR_LSR(struct bfin_sir_port *port) -{ - port->lsr = 0; - bfin_read16(port->membase + OFFSET_LSR); -} - -#define DRIVER_NAME "bfin_sir" - -static int bfin_sir_hw_init(void) -{ - int ret = -ENODEV; -#ifdef CONFIG_BFIN_SIR0 - ret = peripheral_request(P_UART0_TX, DRIVER_NAME); - if (ret) - return ret; - ret = peripheral_request(P_UART0_RX, DRIVER_NAME); - if (ret) - return ret; -#endif - -#ifdef CONFIG_BFIN_SIR1 - ret = peripheral_request(P_UART1_TX, DRIVER_NAME); - if (ret) - return ret; - ret = peripheral_request(P_UART1_RX, DRIVER_NAME); - if (ret) - return ret; -#endif - return ret; -} diff --git a/arch/blackfin/mach-bf538/include/mach/bfin_sir.h b/arch/blackfin/mach-bf538/include/mach/bfin_sir.h deleted file mode 100644 index b2b546d0b9d..00000000000 --- a/arch/blackfin/mach-bf538/include/mach/bfin_sir.h +++ /dev/null @@ -1,159 +0,0 @@ -/* - * Blackfin Infra-red Driver - * - * Copyright 2006-2008 Analog Devices Inc. - * - * Enter bugs at http://blackfin.uclinux.org/ - * - * Licensed under the GPL-2 or later. - * - */ - -#include -#include -#include - -#define SIR_UART_GET_CHAR(port) bfin_read16((port)->membase + OFFSET_RBR) -#define SIR_UART_GET_DLL(port) bfin_read16((port)->membase + OFFSET_DLL) -#define SIR_UART_GET_IER(port) bfin_read16((port)->membase + OFFSET_IER) -#define SIR_UART_GET_DLH(port) bfin_read16((port)->membase + OFFSET_DLH) -#define SIR_UART_GET_IIR(port) bfin_read16((port)->membase + OFFSET_IIR) -#define SIR_UART_GET_LCR(port) bfin_read16((port)->membase + OFFSET_LCR) -#define SIR_UART_GET_GCTL(port) bfin_read16((port)->membase + OFFSET_GCTL) - -#define SIR_UART_PUT_CHAR(port, v) bfin_write16(((port)->membase + OFFSET_THR), v) -#define SIR_UART_PUT_DLL(port, v) bfin_write16(((port)->membase + OFFSET_DLL), v) -#define SIR_UART_PUT_IER(port, v) bfin_write16(((port)->membase + OFFSET_IER), v) -#define SIR_UART_PUT_DLH(port, v) bfin_write16(((port)->membase + OFFSET_DLH), v) -#define SIR_UART_PUT_LCR(port, v) bfin_write16(((port)->membase + OFFSET_LCR), v) -#define SIR_UART_PUT_GCTL(port, v) bfin_write16(((port)->membase + OFFSET_GCTL), v) - -#ifdef CONFIG_SIR_BFIN_DMA -struct dma_rx_buf { - char *buf; - int head; - int tail; - }; -#endif /* CONFIG_SIR_BFIN_DMA */ - -struct bfin_sir_port { - unsigned char __iomem *membase; - unsigned int irq; - unsigned int lsr; - unsigned long clk; - struct net_device *dev; -#ifdef CONFIG_SIR_BFIN_DMA - int tx_done; - struct dma_rx_buf rx_dma_buf; - struct timer_list rx_dma_timer; - int rx_dma_nrows; -#endif /* CONFIG_SIR_BFIN_DMA */ - unsigned int tx_dma_channel; - unsigned int rx_dma_channel; -}; - -struct bfin_sir_port sir_ports[BFIN_UART_NR_PORTS]; - -struct bfin_sir_port_res { - unsigned long base_addr; - int irq; - unsigned int rx_dma_channel; - unsigned int tx_dma_channel; -}; - -struct bfin_sir_port_res bfin_sir_port_resource[] = { -#ifdef CONFIG_BFIN_SIR0 - { - 0xFFC00400, - IRQ_UART0_RX, - CH_UART0_RX, - CH_UART0_TX, - }, -#endif -#ifdef CONFIG_BFIN_SIR1 - { - 0xFFC02000, - IRQ_UART1_RX, - CH_UART1_RX, - CH_UART1_TX, - }, -#endif -#ifdef CONFIG_BFIN_SIR2 - { - 0xFFC02100, - IRQ_UART2_RX, - CH_UART2_RX, - CH_UART2_TX, - }, -#endif -}; - -int nr_sirs = ARRAY_SIZE(bfin_sir_port_resource); - -struct bfin_sir_self { - struct bfin_sir_port *sir_port; - spinlock_t lock; - unsigned int open; - int speed; - int newspeed; - - struct sk_buff *txskb; - struct sk_buff *rxskb; - struct net_device_stats stats; - struct device *dev; - struct irlap_cb *irlap; - struct qos_info qos; - - iobuff_t tx_buff; - iobuff_t rx_buff; - - struct work_struct work; - int mtt; -}; - -static inline unsigned int SIR_UART_GET_LSR(struct bfin_sir_port *port) -{ - unsigned int lsr = bfin_read16(port->membase + OFFSET_LSR); - port->lsr |= (lsr & (BI|FE|PE|OE)); - return lsr | port->lsr; -} - -static inline void SIR_UART_CLEAR_LSR(struct bfin_sir_port *port) -{ - port->lsr = 0; - bfin_read16(port->membase + OFFSET_LSR); -} - -#define DRIVER_NAME "bfin_sir" - -static int bfin_sir_hw_init(void) -{ - int ret = -ENODEV; -#ifdef CONFIG_BFIN_SIR0 - ret = peripheral_request(P_UART0_TX, DRIVER_NAME); - if (ret) - return ret; - ret = peripheral_request(P_UART0_RX, DRIVER_NAME); - if (ret) - return ret; -#endif - -#ifdef CONFIG_BFIN_SIR1 - ret = peripheral_request(P_UART1_TX, DRIVER_NAME); - if (ret) - return ret; - ret = peripheral_request(P_UART1_RX, DRIVER_NAME); - if (ret) - return ret; -#endif - -#ifdef CONFIG_BFIN_SIR2 - ret = peripheral_request(P_UART2_TX, DRIVER_NAME); - if (ret) - return ret; - ret = peripheral_request(P_UART2_RX, DRIVER_NAME); - if (ret) - return ret; -#endif - return ret; -} diff --git a/arch/blackfin/mach-bf548/include/mach/bfin_sir.h b/arch/blackfin/mach-bf548/include/mach/bfin_sir.h deleted file mode 100644 index c41f9cf0026..00000000000 --- a/arch/blackfin/mach-bf548/include/mach/bfin_sir.h +++ /dev/null @@ -1,166 +0,0 @@ -/* - * Blackfin Infra-red Driver - * - * Copyright 2006-2008 Analog Devices Inc. - * - * Enter bugs at http://blackfin.uclinux.org/ - * - * Licensed under the GPL-2 or later. - * - */ - -#include -#include -#include - -#define SIR_UART_GET_CHAR(port) bfin_read16((port)->membase + OFFSET_RBR) -#define SIR_UART_GET_DLL(port) bfin_read16((port)->membase + OFFSET_DLL) -#define SIR_UART_GET_IER(port) bfin_read16((port)->membase + OFFSET_IER_SET) -#define SIR_UART_GET_DLH(port) bfin_read16((port)->membase + OFFSET_DLH) -#define SIR_UART_GET_LCR(port) bfin_read16((port)->membase + OFFSET_LCR) -#define SIR_UART_GET_LSR(port) bfin_read16((port)->membase + OFFSET_LSR) -#define SIR_UART_GET_GCTL(port) bfin_read16((port)->membase + OFFSET_GCTL) - -#define SIR_UART_PUT_CHAR(port, v) bfin_write16(((port)->membase + OFFSET_THR), v) -#define SIR_UART_PUT_DLL(port, v) bfin_write16(((port)->membase + OFFSET_DLL), v) -#define SIR_UART_SET_IER(port, v) bfin_write16(((port)->membase + OFFSET_IER_SET), v) -#define SIR_UART_CLEAR_IER(port, v) bfin_write16(((port)->membase + OFFSET_IER_CLEAR), v) -#define SIR_UART_PUT_DLH(port, v) bfin_write16(((port)->membase + OFFSET_DLH), v) -#define SIR_UART_PUT_LSR(port, v) bfin_write16(((port)->membase + OFFSET_LSR), v) -#define SIR_UART_PUT_LCR(port, v) bfin_write16(((port)->membase + OFFSET_LCR), v) -#define SIR_UART_CLEAR_LSR(port) bfin_write16(((port)->membase + OFFSET_LSR), -1) -#define SIR_UART_PUT_GCTL(port, v) bfin_write16(((port)->membase + OFFSET_GCTL), v) - -#ifdef CONFIG_SIR_BFIN_DMA -struct dma_rx_buf { - char *buf; - int head; - int tail; - }; -#endif /* CONFIG_SIR_BFIN_DMA */ - -struct bfin_sir_port { - unsigned char __iomem *membase; - unsigned int irq; - unsigned int lsr; - unsigned long clk; - struct net_device *dev; -#ifdef CONFIG_SIR_BFIN_DMA - int tx_done; - struct dma_rx_buf rx_dma_buf; - struct timer_list rx_dma_timer; - int rx_dma_nrows; -#endif /* CONFIG_SIR_BFIN_DMA */ - unsigned int tx_dma_channel; - unsigned int rx_dma_channel; -}; - -struct bfin_sir_port sir_ports[BFIN_UART_NR_PORTS]; - -struct bfin_sir_port_res { - unsigned long base_addr; - int irq; - unsigned int rx_dma_channel; - unsigned int tx_dma_channel; -}; - -struct bfin_sir_port_res bfin_sir_port_resource[] = { -#ifdef CONFIG_BFIN_SIR0 - { - 0xFFC00400, - IRQ_UART0_RX, - CH_UART0_RX, - CH_UART0_TX, - }, -#endif -#ifdef CONFIG_BFIN_SIR1 - { - 0xFFC02000, - IRQ_UART1_RX, - CH_UART1_RX, - CH_UART1_TX, - }, -#endif -#ifdef CONFIG_BFIN_SIR2 - { - 0xFFC02100, - IRQ_UART2_RX, - CH_UART2_RX, - CH_UART2_TX, - }, -#endif -#ifdef CONFIG_BFIN_SIR3 - { - 0xFFC03100, - IRQ_UART3_RX, - CH_UART3_RX, - CH_UART3_TX, - }, -#endif -}; - -int nr_sirs = ARRAY_SIZE(bfin_sir_port_resource); - -struct bfin_sir_self { - struct bfin_sir_port *sir_port; - spinlock_t lock; - unsigned int open; - int speed; - int newspeed; - - struct sk_buff *txskb; - struct sk_buff *rxskb; - struct net_device_stats stats; - struct device *dev; - struct irlap_cb *irlap; - struct qos_info qos; - - iobuff_t tx_buff; - iobuff_t rx_buff; - - struct work_struct work; - int mtt; -}; - -#define DRIVER_NAME "bfin_sir" - -static int bfin_sir_hw_init(void) -{ - int ret = -ENODEV; -#ifdef CONFIG_BFIN_SIR0 - ret = peripheral_request(P_UART0_TX, DRIVER_NAME); - if (ret) - return ret; - ret = peripheral_request(P_UART0_RX, DRIVER_NAME); - if (ret) - return ret; -#endif - -#ifdef CONFIG_BFIN_SIR1 - ret = peripheral_request(P_UART1_TX, DRIVER_NAME); - if (ret) - return ret; - ret = peripheral_request(P_UART1_RX, DRIVER_NAME); - if (ret) - return ret; -#endif - -#ifdef CONFIG_BFIN_SIR2 - ret = peripheral_request(P_UART2_TX, DRIVER_NAME); - if (ret) - return ret; - ret = peripheral_request(P_UART2_RX, DRIVER_NAME); - if (ret) - return ret; -#endif - -#ifdef CONFIG_BFIN_SIR3 - ret = peripheral_request(P_UART3_TX, DRIVER_NAME); - if (ret) - return ret; - ret = peripheral_request(P_UART3_RX, DRIVER_NAME); - if (ret) - return ret; -#endif - return ret; -} diff --git a/arch/blackfin/mach-bf561/include/mach/bfin_sir.h b/arch/blackfin/mach-bf561/include/mach/bfin_sir.h deleted file mode 100644 index 9bb87e9e2e9..00000000000 --- a/arch/blackfin/mach-bf561/include/mach/bfin_sir.h +++ /dev/null @@ -1,125 +0,0 @@ -/* - * Blackfin Infra-red Driver - * - * Copyright 2006-2008 Analog Devices Inc. - * - * Enter bugs at http://blackfin.uclinux.org/ - * - * Licensed under the GPL-2 or later. - * - */ - -#include -#include -#include - -#define SIR_UART_GET_CHAR(port) bfin_read16((port)->membase + OFFSET_RBR) -#define SIR_UART_GET_DLL(port) bfin_read16((port)->membase + OFFSET_DLL) -#define SIR_UART_GET_IER(port) bfin_read16((port)->membase + OFFSET_IER) -#define SIR_UART_GET_DLH(port) bfin_read16((port)->membase + OFFSET_DLH) -#define SIR_UART_GET_IIR(port) bfin_read16((port)->membase + OFFSET_IIR) -#define SIR_UART_GET_LCR(port) bfin_read16((port)->membase + OFFSET_LCR) -#define SIR_UART_GET_GCTL(port) bfin_read16((port)->membase + OFFSET_GCTL) - -#define SIR_UART_PUT_CHAR(port, v) bfin_write16(((port)->membase + OFFSET_THR), v) -#define SIR_UART_PUT_DLL(port, v) bfin_write16(((port)->membase + OFFSET_DLL), v) -#define SIR_UART_PUT_IER(port, v) bfin_write16(((port)->membase + OFFSET_IER), v) -#define SIR_UART_PUT_DLH(port, v) bfin_write16(((port)->membase + OFFSET_DLH), v) -#define SIR_UART_PUT_LCR(port, v) bfin_write16(((port)->membase + OFFSET_LCR), v) -#define SIR_UART_PUT_GCTL(port, v) bfin_write16(((port)->membase + OFFSET_GCTL), v) - -#ifdef CONFIG_SIR_BFIN_DMA -struct dma_rx_buf { - char *buf; - int head; - int tail; - }; -#endif /* CONFIG_SIR_BFIN_DMA */ - -struct bfin_sir_port { - unsigned char __iomem *membase; - unsigned int irq; - unsigned int lsr; - unsigned long clk; - struct net_device *dev; -#ifdef CONFIG_SIR_BFIN_DMA - int tx_done; - struct dma_rx_buf rx_dma_buf; - struct timer_list rx_dma_timer; - int rx_dma_nrows; -#endif /* CONFIG_SIR_BFIN_DMA */ - unsigned int tx_dma_channel; - unsigned int rx_dma_channel; -}; - -struct bfin_sir_port sir_ports[BFIN_UART_NR_PORTS]; - -struct bfin_sir_port_res { - unsigned long base_addr; - int irq; - unsigned int rx_dma_channel; - unsigned int tx_dma_channel; -}; - -struct bfin_sir_port_res bfin_sir_port_resource[] = { -#ifdef CONFIG_BFIN_SIR0 - { - 0xFFC00400, - IRQ_UART_RX, - CH_UART_RX, - CH_UART_TX, - }, -#endif -}; - -int nr_sirs = ARRAY_SIZE(bfin_sir_port_resource); - -struct bfin_sir_self { - struct bfin_sir_port *sir_port; - spinlock_t lock; - unsigned int open; - int speed; - int newspeed; - - struct sk_buff *txskb; - struct sk_buff *rxskb; - struct net_device_stats stats; - struct device *dev; - struct irlap_cb *irlap; - struct qos_info qos; - - iobuff_t tx_buff; - iobuff_t rx_buff; - - struct work_struct work; - int mtt; -}; - -static inline unsigned int SIR_UART_GET_LSR(struct bfin_sir_port *port) -{ - unsigned int lsr = bfin_read16(port->membase + OFFSET_LSR); - port->lsr |= (lsr & (BI|FE|PE|OE)); - return lsr | port->lsr; -} - -static inline void SIR_UART_CLEAR_LSR(struct bfin_sir_port *port) -{ - port->lsr = 0; - bfin_read16(port->membase + OFFSET_LSR); -} - -#define DRIVER_NAME "bfin_sir" - -static int bfin_sir_hw_init(void) -{ - int ret = -ENODEV; -#ifdef CONFIG_BFIN_SIR0 - ret = peripheral_request(P_UART0_TX, DRIVER_NAME); - if (ret) - return ret; - ret = peripheral_request(P_UART0_RX, DRIVER_NAME); - if (ret) - return ret; -#endif - return ret; -} -- cgit v1.2.3-70-g09d2 From 6651ece9e257302ee695ee76e69a4427f7033235 Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Wed, 7 Jan 2009 23:14:38 +0800 Subject: Blackfin arch: update anomaly headers to match latest sheets Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu --- arch/blackfin/mach-bf518/include/mach/anomaly.h | 2 ++ arch/blackfin/mach-bf527/include/mach/anomaly.h | 1 + arch/blackfin/mach-bf533/include/mach/anomaly.h | 8 +++++++- arch/blackfin/mach-bf537/include/mach/anomaly.h | 10 +++++++++- arch/blackfin/mach-bf538/include/mach/anomaly.h | 12 ++++++++++-- arch/blackfin/mach-bf548/include/mach/anomaly.h | 2 ++ arch/blackfin/mach-bf561/include/mach/anomaly.h | 13 ++++++++++++- 7 files changed, 43 insertions(+), 5 deletions(-) (limited to 'arch/blackfin/mach-bf548/include/mach') diff --git a/arch/blackfin/mach-bf518/include/mach/anomaly.h b/arch/blackfin/mach-bf518/include/mach/anomaly.h index 5a94f97f04a..e5b4bef0eda 100644 --- a/arch/blackfin/mach-bf518/include/mach/anomaly.h +++ b/arch/blackfin/mach-bf518/include/mach/anomaly.h @@ -73,5 +73,7 @@ #define ANOMALY_05000353 (0) #define ANOMALY_05000363 (0) #define ANOMALY_05000386 (0) +#define ANOMALY_05000412 (0) +#define ANOMALY_05000432 (0) #endif diff --git a/arch/blackfin/mach-bf527/include/mach/anomaly.h b/arch/blackfin/mach-bf527/include/mach/anomaly.h index f3025f67d1c..6ee56eee63c 100644 --- a/arch/blackfin/mach-bf527/include/mach/anomaly.h +++ b/arch/blackfin/mach-bf527/include/mach/anomaly.h @@ -173,5 +173,6 @@ #define ANOMALY_05000312 (0) #define ANOMALY_05000323 (0) #define ANOMALY_05000363 (0) +#define ANOMALY_05000412 (0) #endif diff --git a/arch/blackfin/mach-bf533/include/mach/anomaly.h b/arch/blackfin/mach-bf533/include/mach/anomaly.h index 2f144a0cf76..0d3a03429fb 100644 --- a/arch/blackfin/mach-bf533/include/mach/anomaly.h +++ b/arch/blackfin/mach-bf533/include/mach/anomaly.h @@ -7,7 +7,7 @@ */ /* This file shoule be up to date with: - * - Revision D, 06/18/2008; ADSP-BF531/BF532/BF533 Blackfin Processor Anomaly List + * - Revision E, 09/18/2008; ADSP-BF531/BF532/BF533 Blackfin Processor Anomaly List */ #ifndef _MACH_ANOMALY_H_ @@ -194,6 +194,10 @@ #define ANOMALY_05000403 (1) /* Speculative Fetches Can Cause Undesired External FIFO Operations */ #define ANOMALY_05000416 (1) +/* Multichannel SPORT Channel Misalignment Under Specific Configuration */ +#define ANOMALY_05000425 (1) +/* Speculative Fetches of Indirect-Pointer Instructions Can Cause False Hardware Errors */ +#define ANOMALY_05000426 (1) /* IFLUSH Instruction at End of Hardware Loop Causes Infinite Stall */ #define ANOMALY_05000443 (1) @@ -275,6 +279,8 @@ #define ANOMALY_05000323 (0) #define ANOMALY_05000353 (1) #define ANOMALY_05000386 (1) +#define ANOMALY_05000412 (0) +#define ANOMALY_05000432 (0) #define ANOMALY_05000435 (0) #endif diff --git a/arch/blackfin/mach-bf537/include/mach/anomaly.h b/arch/blackfin/mach-bf537/include/mach/anomaly.h index 99c856f8843..9cb39121d1c 100644 --- a/arch/blackfin/mach-bf537/include/mach/anomaly.h +++ b/arch/blackfin/mach-bf537/include/mach/anomaly.h @@ -7,7 +7,7 @@ */ /* This file shoule be up to date with: - * - Revision C, 02/08/2008; ADSP-BF534/ADSP-BF536/ADSP-BF537 Blackfin Processor Anomaly List + * - Revision D, 09/18/2008; ADSP-BF534/ADSP-BF536/ADSP-BF537 Blackfin Processor Anomaly List */ #ifndef _MACH_ANOMALY_H_ @@ -148,6 +148,12 @@ #define ANOMALY_05000402 (__SILICON_REVISION__ >= 5) /* Level-Sensitive External GPIO Wakeups May Cause Indefinite Stall */ #define ANOMALY_05000403 (1) +/* Speculative Fetches Can Cause Undesired External FIFO Operations */ +#define ANOMALY_05000416 (1) +/* Multichannel SPORT Channel Misalignment Under Specific Configuration */ +#define ANOMALY_05000425 (1) +/* Speculative Fetches of Indirect-Pointer Instructions Can Cause False Hardware Errors */ +#define ANOMALY_05000426 (1) /* IFLUSH Instruction at End of Hardware Loop Causes Infinite Stall */ #define ANOMALY_05000443 (1) @@ -163,6 +169,8 @@ #define ANOMALY_05000353 (1) #define ANOMALY_05000363 (0) #define ANOMALY_05000386 (1) +#define ANOMALY_05000412 (0) +#define ANOMALY_05000432 (0) #define ANOMALY_05000435 (0) #endif diff --git a/arch/blackfin/mach-bf538/include/mach/anomaly.h b/arch/blackfin/mach-bf538/include/mach/anomaly.h index d032acc1eee..e130b4f8a05 100644 --- a/arch/blackfin/mach-bf538/include/mach/anomaly.h +++ b/arch/blackfin/mach-bf538/include/mach/anomaly.h @@ -7,8 +7,8 @@ */ /* This file shoule be up to date with: - * - Revision F, 06/18/2008; ADSP-BF538/BF538F Blackfin Processor Anomaly List - * - Revision K, 06/18/2008; ADSP-BF539/BF539F Blackfin Processor Anomaly List + * - Revision G, 09/18/2008; ADSP-BF538/BF538F Blackfin Processor Anomaly List + * - Revision L, 09/18/2008; ADSP-BF539/BF539F Blackfin Processor Anomaly List */ #ifndef _MACH_ANOMALY_H_ @@ -106,6 +106,12 @@ #define ANOMALY_05000403 (1) /* Speculative Fetches Can Cause Undesired External FIFO Operations */ #define ANOMALY_05000416 (1) +/* Multichannel SPORT Channel Misalignment Under Specific Configuration */ +#define ANOMALY_05000425 (1) +/* Speculative Fetches of Indirect-Pointer Instructions Can Cause False Hardware Errors */ +#define ANOMALY_05000426 (1) +/* Specific GPIO Pins May Change State when Entering Hibernate */ +#define ANOMALY_05000436 (__SILICON_REVISION__ > 3) /* IFLUSH Instruction at End of Hardware Loop Causes Infinite Stall */ #define ANOMALY_05000443 (1) @@ -119,6 +125,8 @@ #define ANOMALY_05000353 (1) #define ANOMALY_05000363 (0) #define ANOMALY_05000386 (1) +#define ANOMALY_05000412 (0) +#define ANOMALY_05000432 (0) #define ANOMALY_05000435 (0) #endif diff --git a/arch/blackfin/mach-bf548/include/mach/anomaly.h b/arch/blackfin/mach-bf548/include/mach/anomaly.h index 93cdf4ef19f..3b5430999f4 100644 --- a/arch/blackfin/mach-bf548/include/mach/anomaly.h +++ b/arch/blackfin/mach-bf548/include/mach/anomaly.h @@ -175,6 +175,8 @@ #define ANOMALY_05000311 (0) #define ANOMALY_05000323 (0) #define ANOMALY_05000363 (0) +#define ANOMALY_05000412 (0) +#define ANOMALY_05000432 (0) #define ANOMALY_05000435 (0) #endif diff --git a/arch/blackfin/mach-bf561/include/mach/anomaly.h b/arch/blackfin/mach-bf561/include/mach/anomaly.h index 4d4884b3c63..1a9e1756282 100644 --- a/arch/blackfin/mach-bf561/include/mach/anomaly.h +++ b/arch/blackfin/mach-bf561/include/mach/anomaly.h @@ -7,7 +7,7 @@ */ /* This file shoule be up to date with: - * - Revision P, 02/08/2008; ADSP-BF561 Blackfin Processor Anomaly List + * - Revision Q, 11/07/2008; ADSP-BF561 Blackfin Processor Anomaly List */ #ifndef _MACH_ANOMALY_H_ @@ -264,6 +264,16 @@ #define ANOMALY_05000371 (1) /* Level-Sensitive External GPIO Wakeups May Cause Indefinite Stall */ #define ANOMALY_05000403 (1) +/* TESTSET Instruction Causes Data Corruption with Writeback Data Cache Enabled */ +#define ANOMALY_05000412 (1) +/* Speculative Fetches Can Cause Undesired External FIFO Operations */ +#define ANOMALY_05000416 (1) +/* Multichannel SPORT Channel Misalignment Under Specific Configuration */ +#define ANOMALY_05000425 (1) +/* Speculative Fetches of Indirect-Pointer Instructions Can Cause False Hardware Errors */ +#define ANOMALY_05000426 (1) +/* Lost/Corrupted L2/L3 Memory Write after Speculative L2 Memory Read by Core B */ +#define ANOMALY_05000428 (__SILICON_REVISION__ > 3) /* IFLUSH Instruction at End of Hardware Loop Causes Infinite Stall */ #define ANOMALY_05000443 (1) @@ -274,6 +284,7 @@ #define ANOMALY_05000311 (0) #define ANOMALY_05000353 (1) #define ANOMALY_05000386 (1) +#define ANOMALY_05000432 (0) #define ANOMALY_05000435 (0) #endif -- cgit v1.2.3-70-g09d2 From 6a01f230339321292cf065551f8cf55361052461 Mon Sep 17 00:00:00 2001 From: Yi Li Date: Wed, 7 Jan 2009 23:14:39 +0800 Subject: Blackfin arch: merge adeos blackfin part to arch/blackfin/ [Mike Frysinger : - handle bf531/bf532/bf534/bf536 variants in ipipe.h - cleanup IPIPE logic for bfin_set_irq_handler() - cleanup ipipe asm code a bit and add missing ENDPROC() - simplify IPIPE code in trap_c - unify some of the IPIPE code and fix style - simplify DO_IRQ_L1 handling with ipipe code - revert IRQ_SW_INT# addition from ipipe merge - remove duplicate get_{c,s}clk() prototypes ] Signed-off-by: Yi Li Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu --- arch/blackfin/configs/BF518F-EZBRD_defconfig | 16 +- arch/blackfin/configs/BF526-EZBRD_defconfig | 16 +- arch/blackfin/configs/BF527-EZKIT_defconfig | 16 +- arch/blackfin/configs/BF537-STAMP_defconfig | 16 +- arch/blackfin/configs/BF538-EZKIT_defconfig | 6 +- arch/blackfin/configs/CM-BF527_defconfig | 16 +- arch/blackfin/configs/CM-BF537E_defconfig | 16 +- arch/blackfin/configs/CM-BF537U_defconfig | 16 +- arch/blackfin/configs/PNAV-10_defconfig | 16 +- arch/blackfin/configs/SRV1_defconfig | 16 +- arch/blackfin/configs/TCM-BF537_defconfig | 16 +- arch/blackfin/include/asm/atomic.h | 32 +- arch/blackfin/include/asm/bitops.h | 24 +- arch/blackfin/include/asm/entry.h | 9 + arch/blackfin/include/asm/ipipe.h | 278 +++++++++++++ arch/blackfin/include/asm/ipipe_base.h | 80 ++++ arch/blackfin/include/asm/irq.h | 223 +++++++++-- arch/blackfin/include/asm/system.h | 4 +- arch/blackfin/kernel/Makefile | 2 + arch/blackfin/kernel/bfin_gpio.c | 100 ++--- arch/blackfin/kernel/cplb-mpu/cplbmgr.c | 8 +- arch/blackfin/kernel/entry.S | 4 + arch/blackfin/kernel/ipipe.c | 428 +++++++++++++++++++++ arch/blackfin/kernel/irqchip.c | 5 +- arch/blackfin/kernel/mcount.S | 70 ++++ arch/blackfin/kernel/process.c | 7 +- arch/blackfin/kernel/time.c | 15 +- arch/blackfin/kernel/traps.c | 13 +- arch/blackfin/lib/ins.S | 163 +++++++- arch/blackfin/mach-bf518/Kconfig | 34 +- .../mach-bf518/include/mach/cdefBF51x_base.h | 8 +- arch/blackfin/mach-bf518/include/mach/irq.h | 32 +- arch/blackfin/mach-bf518/ints-priority.c | 16 +- arch/blackfin/mach-bf527/Kconfig | 34 +- .../mach-bf527/include/mach/cdefBF52x_base.h | 8 +- arch/blackfin/mach-bf527/include/mach/irq.h | 32 +- arch/blackfin/mach-bf527/ints-priority.c | 16 +- arch/blackfin/mach-bf533/Kconfig | 2 +- arch/blackfin/mach-bf533/include/mach/cdefBF532.h | 16 +- arch/blackfin/mach-bf533/include/mach/irq.h | 6 +- arch/blackfin/mach-bf537/Kconfig | 34 +- arch/blackfin/mach-bf537/include/mach/cdefBF534.h | 8 +- arch/blackfin/mach-bf537/include/mach/irq.h | 32 +- arch/blackfin/mach-bf537/ints-priority.c | 16 +- arch/blackfin/mach-bf538/Kconfig | 14 +- arch/blackfin/mach-bf538/include/mach/cdefBF538.h | 8 +- arch/blackfin/mach-bf538/include/mach/irq.h | 12 +- arch/blackfin/mach-bf538/ints-priority.c | 6 +- arch/blackfin/mach-bf548/Kconfig | 2 +- .../mach-bf548/include/mach/cdefBF54x_base.h | 8 +- arch/blackfin/mach-bf548/include/mach/irq.h | 2 +- arch/blackfin/mach-bf561/Kconfig | 2 +- arch/blackfin/mach-bf561/include/mach/cdefBF561.h | 8 +- arch/blackfin/mach-common/cpufreq.c | 4 +- arch/blackfin/mach-common/interrupt.S | 60 +++ arch/blackfin/mach-common/ints-priority.c | 235 +++++++++-- arch/blackfin/mach-common/pm.c | 10 +- arch/blackfin/mach-common/smp.c | 4 +- 58 files changed, 1881 insertions(+), 419 deletions(-) create mode 100644 arch/blackfin/include/asm/ipipe.h create mode 100644 arch/blackfin/include/asm/ipipe_base.h create mode 100644 arch/blackfin/kernel/ipipe.c create mode 100644 arch/blackfin/kernel/mcount.S (limited to 'arch/blackfin/mach-bf548/include/mach') diff --git a/arch/blackfin/configs/BF518F-EZBRD_defconfig b/arch/blackfin/configs/BF518F-EZBRD_defconfig index 98cf7c3cfef..699781c4a4c 100644 --- a/arch/blackfin/configs/BF518F-EZBRD_defconfig +++ b/arch/blackfin/configs/BF518F-EZBRD_defconfig @@ -204,14 +204,14 @@ CONFIG_IRQ_MAC_RX=11 CONFIG_IRQ_PORTH_INTA=11 CONFIG_IRQ_MAC_TX=11 CONFIG_IRQ_PORTH_INTB=11 -CONFIG_IRQ_TMR0=12 -CONFIG_IRQ_TMR1=12 -CONFIG_IRQ_TMR2=12 -CONFIG_IRQ_TMR3=12 -CONFIG_IRQ_TMR4=12 -CONFIG_IRQ_TMR5=12 -CONFIG_IRQ_TMR6=12 -CONFIG_IRQ_TMR7=12 +CONFIG_IRQ_TIMER0=12 +CONFIG_IRQ_TIMER1=12 +CONFIG_IRQ_TIMER2=12 +CONFIG_IRQ_TIMER3=12 +CONFIG_IRQ_TIMER4=12 +CONFIG_IRQ_TIMER5=12 +CONFIG_IRQ_TIMER6=12 +CONFIG_IRQ_TIMER7=12 CONFIG_IRQ_PORTG_INTA=12 CONFIG_IRQ_PORTG_INTB=12 CONFIG_IRQ_MEM_DMA0=13 diff --git a/arch/blackfin/configs/BF526-EZBRD_defconfig b/arch/blackfin/configs/BF526-EZBRD_defconfig index 667af6bb0c4..6dfcd270513 100644 --- a/arch/blackfin/configs/BF526-EZBRD_defconfig +++ b/arch/blackfin/configs/BF526-EZBRD_defconfig @@ -199,14 +199,14 @@ CONFIG_IRQ_MAC_RX=11 CONFIG_IRQ_PORTH_INTA=11 CONFIG_IRQ_MAC_TX=11 CONFIG_IRQ_PORTH_INTB=11 -CONFIG_IRQ_TMR0=12 -CONFIG_IRQ_TMR1=12 -CONFIG_IRQ_TMR2=12 -CONFIG_IRQ_TMR3=12 -CONFIG_IRQ_TMR4=12 -CONFIG_IRQ_TMR5=12 -CONFIG_IRQ_TMR6=12 -CONFIG_IRQ_TMR7=12 +CONFIG_IRQ_TIMER0=12 +CONFIG_IRQ_TIMER1=12 +CONFIG_IRQ_TIMER2=12 +CONFIG_IRQ_TIMER3=12 +CONFIG_IRQ_TIMER4=12 +CONFIG_IRQ_TIMER5=12 +CONFIG_IRQ_TIMER6=12 +CONFIG_IRQ_TIMER7=12 CONFIG_IRQ_PORTG_INTA=12 CONFIG_IRQ_PORTG_INTB=12 CONFIG_IRQ_MEM_DMA0=13 diff --git a/arch/blackfin/configs/BF527-EZKIT_defconfig b/arch/blackfin/configs/BF527-EZKIT_defconfig index 70b50d01047..2947dcba5ff 100644 --- a/arch/blackfin/configs/BF527-EZKIT_defconfig +++ b/arch/blackfin/configs/BF527-EZKIT_defconfig @@ -188,14 +188,14 @@ CONFIG_IRQ_MAC_RX=11 CONFIG_IRQ_PORTH_INTA=11 CONFIG_IRQ_MAC_TX=11 CONFIG_IRQ_PORTH_INTB=11 -CONFIG_IRQ_TMR0=12 -CONFIG_IRQ_TMR1=12 -CONFIG_IRQ_TMR2=12 -CONFIG_IRQ_TMR3=12 -CONFIG_IRQ_TMR4=12 -CONFIG_IRQ_TMR5=12 -CONFIG_IRQ_TMR6=12 -CONFIG_IRQ_TMR7=12 +CONFIG_IRQ_TIMER0=8 +CONFIG_IRQ_TIMER1=12 +CONFIG_IRQ_TIMER2=12 +CONFIG_IRQ_TIMER3=12 +CONFIG_IRQ_TIMER4=12 +CONFIG_IRQ_TIMER5=12 +CONFIG_IRQ_TIMER6=12 +CONFIG_IRQ_TIMER7=12 CONFIG_IRQ_PORTG_INTA=12 CONFIG_IRQ_PORTG_INTB=12 CONFIG_IRQ_MEM_DMA0=13 diff --git a/arch/blackfin/configs/BF537-STAMP_defconfig b/arch/blackfin/configs/BF537-STAMP_defconfig index ed84c620d03..4aa66872303 100644 --- a/arch/blackfin/configs/BF537-STAMP_defconfig +++ b/arch/blackfin/configs/BF537-STAMP_defconfig @@ -148,14 +148,14 @@ CONFIG_IRQ_UART1_RX=10 CONFIG_IRQ_UART1_TX=10 CONFIG_IRQ_MAC_RX=11 CONFIG_IRQ_MAC_TX=11 -CONFIG_IRQ_TMR0=12 -CONFIG_IRQ_TMR1=12 -CONFIG_IRQ_TMR2=12 -CONFIG_IRQ_TMR3=12 -CONFIG_IRQ_TMR4=12 -CONFIG_IRQ_TMR5=12 -CONFIG_IRQ_TMR6=12 -CONFIG_IRQ_TMR7=12 +CONFIG_IRQ_TIMER0=8 +CONFIG_IRQ_TIMER1=12 +CONFIG_IRQ_TIMER2=12 +CONFIG_IRQ_TIMER3=12 +CONFIG_IRQ_TIMER4=12 +CONFIG_IRQ_TIMER5=12 +CONFIG_IRQ_TIMER6=12 +CONFIG_IRQ_TIMER7=12 CONFIG_IRQ_PORTG_INTB=12 CONFIG_IRQ_MEM_DMA0=13 CONFIG_IRQ_MEM_DMA1=13 diff --git a/arch/blackfin/configs/BF538-EZKIT_defconfig b/arch/blackfin/configs/BF538-EZKIT_defconfig index f1d2b366994..baf33e66209 100644 --- a/arch/blackfin/configs/BF538-EZKIT_defconfig +++ b/arch/blackfin/configs/BF538-EZKIT_defconfig @@ -163,9 +163,9 @@ CONFIG_IRQ_UART0_RX=10 CONFIG_IRQ_UART0_TX=10 CONFIG_IRQ_UART1_RX=10 CONFIG_IRQ_UART1_TX=10 -CONFIG_IRQ_TMR0=12 -CONFIG_IRQ_TMR1=12 -CONFIG_IRQ_TMR2=12 +CONFIG_IRQ_TIMER0=12 +CONFIG_IRQ_TIMER1=12 +CONFIG_IRQ_TIMER2=12 CONFIG_IRQ_WATCH=13 CONFIG_IRQ_PORTF_INTA=12 CONFIG_IRQ_PORTF_INTB=12 diff --git a/arch/blackfin/configs/CM-BF527_defconfig b/arch/blackfin/configs/CM-BF527_defconfig index 0043da5f493..719538571a5 100644 --- a/arch/blackfin/configs/CM-BF527_defconfig +++ b/arch/blackfin/configs/CM-BF527_defconfig @@ -190,14 +190,14 @@ CONFIG_IRQ_MAC_RX=11 CONFIG_IRQ_PORTH_INTA=11 CONFIG_IRQ_MAC_TX=11 CONFIG_IRQ_PORTH_INTB=11 -CONFIG_IRQ_TMR0=12 -CONFIG_IRQ_TMR1=12 -CONFIG_IRQ_TMR2=12 -CONFIG_IRQ_TMR3=12 -CONFIG_IRQ_TMR4=12 -CONFIG_IRQ_TMR5=12 -CONFIG_IRQ_TMR6=12 -CONFIG_IRQ_TMR7=12 +CONFIG_IRQ_TIMER0=12 +CONFIG_IRQ_TIMER1=12 +CONFIG_IRQ_TIMER2=12 +CONFIG_IRQ_TIMER3=12 +CONFIG_IRQ_TIMER4=12 +CONFIG_IRQ_TIMER5=12 +CONFIG_IRQ_TIMER6=12 +CONFIG_IRQ_TIMER7=12 CONFIG_IRQ_PORTG_INTA=12 CONFIG_IRQ_PORTG_INTB=12 CONFIG_IRQ_MEM_DMA0=13 diff --git a/arch/blackfin/configs/CM-BF537E_defconfig b/arch/blackfin/configs/CM-BF537E_defconfig index 1b50d382f6e..cbf4803b448 100644 --- a/arch/blackfin/configs/CM-BF537E_defconfig +++ b/arch/blackfin/configs/CM-BF537E_defconfig @@ -157,14 +157,14 @@ CONFIG_IRQ_UART1_RX=10 CONFIG_IRQ_UART1_TX=10 CONFIG_IRQ_MAC_RX=11 CONFIG_IRQ_MAC_TX=11 -CONFIG_IRQ_TMR0=12 -CONFIG_IRQ_TMR1=12 -CONFIG_IRQ_TMR2=12 -CONFIG_IRQ_TMR3=12 -CONFIG_IRQ_TMR4=12 -CONFIG_IRQ_TMR5=12 -CONFIG_IRQ_TMR6=12 -CONFIG_IRQ_TMR7=12 +CONFIG_IRQ_TIMER0=12 +CONFIG_IRQ_TIMER1=12 +CONFIG_IRQ_TIMER2=12 +CONFIG_IRQ_TIMER3=12 +CONFIG_IRQ_TIMER4=12 +CONFIG_IRQ_TIMER5=12 +CONFIG_IRQ_TIMER6=12 +CONFIG_IRQ_TIMER7=12 CONFIG_IRQ_PORTG_INTB=12 CONFIG_IRQ_MEM_DMA0=13 CONFIG_IRQ_MEM_DMA1=13 diff --git a/arch/blackfin/configs/CM-BF537U_defconfig b/arch/blackfin/configs/CM-BF537U_defconfig index 2ca768d15b5..f2ac0cc37bf 100644 --- a/arch/blackfin/configs/CM-BF537U_defconfig +++ b/arch/blackfin/configs/CM-BF537U_defconfig @@ -157,14 +157,14 @@ CONFIG_IRQ_UART1_RX=10 CONFIG_IRQ_UART1_TX=10 CONFIG_IRQ_MAC_RX=11 CONFIG_IRQ_MAC_TX=11 -CONFIG_IRQ_TMR0=12 -CONFIG_IRQ_TMR1=12 -CONFIG_IRQ_TMR2=12 -CONFIG_IRQ_TMR3=12 -CONFIG_IRQ_TMR4=12 -CONFIG_IRQ_TMR5=12 -CONFIG_IRQ_TMR6=12 -CONFIG_IRQ_TMR7=12 +CONFIG_IRQ_TIMER0=12 +CONFIG_IRQ_TIMER1=12 +CONFIG_IRQ_TIMER2=12 +CONFIG_IRQ_TIMER3=12 +CONFIG_IRQ_TIMER4=12 +CONFIG_IRQ_TIMER5=12 +CONFIG_IRQ_TIMER6=12 +CONFIG_IRQ_TIMER7=12 CONFIG_IRQ_PORTG_INTB=12 CONFIG_IRQ_MEM_DMA0=13 CONFIG_IRQ_MEM_DMA1=13 diff --git a/arch/blackfin/configs/PNAV-10_defconfig b/arch/blackfin/configs/PNAV-10_defconfig index 648edd99a94..834fb8c9eef 100644 --- a/arch/blackfin/configs/PNAV-10_defconfig +++ b/arch/blackfin/configs/PNAV-10_defconfig @@ -153,14 +153,14 @@ CONFIG_IRQ_UART1_RX=10 CONFIG_IRQ_UART1_TX=10 CONFIG_IRQ_MAC_RX=11 CONFIG_IRQ_MAC_TX=11 -CONFIG_IRQ_TMR0=12 -CONFIG_IRQ_TMR1=12 -CONFIG_IRQ_TMR2=12 -CONFIG_IRQ_TMR3=12 -CONFIG_IRQ_TMR4=12 -CONFIG_IRQ_TMR5=12 -CONFIG_IRQ_TMR6=12 -CONFIG_IRQ_TMR7=12 +CONFIG_IRQ_TIMER0=12 +CONFIG_IRQ_TIMER1=12 +CONFIG_IRQ_TIMER2=12 +CONFIG_IRQ_TIMER3=12 +CONFIG_IRQ_TIMER4=12 +CONFIG_IRQ_TIMER5=12 +CONFIG_IRQ_TIMER6=12 +CONFIG_IRQ_TIMER7=12 CONFIG_IRQ_PORTG_INTB=12 CONFIG_IRQ_MEM_DMA0=13 CONFIG_IRQ_MEM_DMA1=13 diff --git a/arch/blackfin/configs/SRV1_defconfig b/arch/blackfin/configs/SRV1_defconfig index ffa2396e612..010f0aa7e4c 100644 --- a/arch/blackfin/configs/SRV1_defconfig +++ b/arch/blackfin/configs/SRV1_defconfig @@ -172,14 +172,14 @@ CONFIG_IRQ_UART1_RX=10 CONFIG_IRQ_UART1_TX=10 CONFIG_IRQ_MAC_RX=11 CONFIG_IRQ_MAC_TX=11 -CONFIG_IRQ_TMR0=12 -CONFIG_IRQ_TMR1=12 -CONFIG_IRQ_TMR2=12 -CONFIG_IRQ_TMR3=12 -CONFIG_IRQ_TMR4=12 -CONFIG_IRQ_TMR5=12 -CONFIG_IRQ_TMR6=12 -CONFIG_IRQ_TMR7=12 +CONFIG_IRQ_TIMER0=12 +CONFIG_IRQ_TIMER1=12 +CONFIG_IRQ_TIMER2=12 +CONFIG_IRQ_TIMER3=12 +CONFIG_IRQ_TIMER4=12 +CONFIG_IRQ_TIMER5=12 +CONFIG_IRQ_TIMER6=12 +CONFIG_IRQ_TIMER7=12 CONFIG_IRQ_PORTG_INTB=12 CONFIG_IRQ_MEM_DMA0=13 CONFIG_IRQ_MEM_DMA1=13 diff --git a/arch/blackfin/configs/TCM-BF537_defconfig b/arch/blackfin/configs/TCM-BF537_defconfig index 6431192073c..0ba4aa89213 100644 --- a/arch/blackfin/configs/TCM-BF537_defconfig +++ b/arch/blackfin/configs/TCM-BF537_defconfig @@ -144,14 +144,14 @@ CONFIG_IRQ_UART1_RX=10 CONFIG_IRQ_UART1_TX=10 CONFIG_IRQ_MAC_RX=11 CONFIG_IRQ_MAC_TX=11 -CONFIG_IRQ_TMR0=12 -CONFIG_IRQ_TMR1=12 -CONFIG_IRQ_TMR2=12 -CONFIG_IRQ_TMR3=12 -CONFIG_IRQ_TMR4=12 -CONFIG_IRQ_TMR5=12 -CONFIG_IRQ_TMR6=12 -CONFIG_IRQ_TMR7=12 +CONFIG_IRQ_TIMER0=12 +CONFIG_IRQ_TIMER1=12 +CONFIG_IRQ_TIMER2=12 +CONFIG_IRQ_TIMER3=12 +CONFIG_IRQ_TIMER4=12 +CONFIG_IRQ_TIMER5=12 +CONFIG_IRQ_TIMER6=12 +CONFIG_IRQ_TIMER7=12 CONFIG_IRQ_PORTG_INTB=12 CONFIG_IRQ_MEM_DMA0=13 CONFIG_IRQ_MEM_DMA1=13 diff --git a/arch/blackfin/include/asm/atomic.h b/arch/blackfin/include/asm/atomic.h index d76275e5638..94b2a9b1945 100644 --- a/arch/blackfin/include/asm/atomic.h +++ b/arch/blackfin/include/asm/atomic.h @@ -92,18 +92,18 @@ static inline void atomic_add(int i, atomic_t *v) { long flags; - local_irq_save(flags); + local_irq_save_hw(flags); v->counter += i; - local_irq_restore(flags); + local_irq_restore_hw(flags); } static inline void atomic_sub(int i, atomic_t *v) { long flags; - local_irq_save(flags); + local_irq_save_hw(flags); v->counter -= i; - local_irq_restore(flags); + local_irq_restore_hw(flags); } @@ -112,10 +112,10 @@ static inline int atomic_add_return(int i, atomic_t *v) int __temp = 0; long flags; - local_irq_save(flags); + local_irq_save_hw(flags); v->counter += i; __temp = v->counter; - local_irq_restore(flags); + local_irq_restore_hw(flags); return __temp; @@ -126,10 +126,10 @@ static inline int atomic_sub_return(int i, atomic_t *v) int __temp = 0; long flags; - local_irq_save(flags); + local_irq_save_hw(flags); v->counter -= i; __temp = v->counter; - local_irq_restore(flags); + local_irq_restore_hw(flags); return __temp; } @@ -138,36 +138,36 @@ static inline void atomic_inc(volatile atomic_t *v) { long flags; - local_irq_save(flags); + local_irq_save_hw(flags); v->counter++; - local_irq_restore(flags); + local_irq_restore_hw(flags); } static inline void atomic_dec(volatile atomic_t *v) { long flags; - local_irq_save(flags); + local_irq_save_hw(flags); v->counter--; - local_irq_restore(flags); + local_irq_restore_hw(flags); } static inline void atomic_clear_mask(unsigned int mask, atomic_t *v) { long flags; - local_irq_save(flags); + local_irq_save_hw(flags); v->counter &= ~mask; - local_irq_restore(flags); + local_irq_restore_hw(flags); } static inline void atomic_set_mask(unsigned int mask, atomic_t *v) { long flags; - local_irq_save(flags); + local_irq_save_hw(flags); v->counter |= mask; - local_irq_restore(flags); + local_irq_restore_hw(flags); } /* Atomic operations are already serializing */ diff --git a/arch/blackfin/include/asm/bitops.h b/arch/blackfin/include/asm/bitops.h index 9964e17232e..21b036eadab 100644 --- a/arch/blackfin/include/asm/bitops.h +++ b/arch/blackfin/include/asm/bitops.h @@ -90,9 +90,9 @@ static inline void set_bit(int nr, volatile unsigned long *addr) unsigned long flags; a += nr >> 5; mask = 1 << (nr & 0x1f); - local_irq_save(flags); + local_irq_save_hw(flags); *a |= mask; - local_irq_restore(flags); + local_irq_restore_hw(flags); } static inline void clear_bit(int nr, volatile unsigned long *addr) @@ -102,9 +102,9 @@ static inline void clear_bit(int nr, volatile unsigned long *addr) unsigned long flags; a += nr >> 5; mask = 1 << (nr & 0x1f); - local_irq_save(flags); + local_irq_save_hw(flags); *a &= ~mask; - local_irq_restore(flags); + local_irq_restore_hw(flags); } static inline void change_bit(int nr, volatile unsigned long *addr) @@ -114,9 +114,9 @@ static inline void change_bit(int nr, volatile unsigned long *addr) ADDR += nr >> 5; mask = 1 << (nr & 31); - local_irq_save(flags); + local_irq_save_hw(flags); *ADDR ^= mask; - local_irq_restore(flags); + local_irq_restore_hw(flags); } static inline int test_and_set_bit(int nr, volatile unsigned long *addr) @@ -127,10 +127,10 @@ static inline int test_and_set_bit(int nr, volatile unsigned long *addr) a += nr >> 5; mask = 1 << (nr & 0x1f); - local_irq_save(flags); + local_irq_save_hw(flags); retval = (mask & *a) != 0; *a |= mask; - local_irq_restore(flags); + local_irq_restore_hw(flags); return retval; } @@ -143,10 +143,10 @@ static inline int test_and_clear_bit(int nr, volatile unsigned long *addr) a += nr >> 5; mask = 1 << (nr & 0x1f); - local_irq_save(flags); + local_irq_save_hw(flags); retval = (mask & *a) != 0; *a &= ~mask; - local_irq_restore(flags); + local_irq_restore_hw(flags); return retval; } @@ -159,10 +159,10 @@ static inline int test_and_change_bit(int nr, volatile unsigned long *addr) a += nr >> 5; mask = 1 << (nr & 0x1f); - local_irq_save(flags); + local_irq_save_hw(flags); retval = (mask & *a) != 0; *a ^= mask; - local_irq_restore(flags); + local_irq_restore_hw(flags); return retval; } diff --git a/arch/blackfin/include/asm/entry.h b/arch/blackfin/include/asm/entry.h index d94e4f5139d..b30a2968e27 100644 --- a/arch/blackfin/include/asm/entry.h +++ b/arch/blackfin/include/asm/entry.h @@ -27,6 +27,14 @@ #define SAVE_ALL_SYS save_context_no_interrupts /* This is used for all normal interrupts. It saves a minimum of registers to the stack, loads the IRQ number, and jumps to common code. */ +#ifdef CONFIG_IPIPE +# define LOAD_IPIPE_IPEND \ + P0.l = lo(IPEND); \ + P0.h = hi(IPEND); \ + R1 = [P0]; +#else +# define LOAD_IPIPE_IPEND +#endif #define INTERRUPT_ENTRY(N) \ [--sp] = SYSCFG; \ \ @@ -34,6 +42,7 @@ [--sp] = R0; /*orig_r0*/ \ [--sp] = (R7:0,P5:0); \ R0 = (N); \ + LOAD_IPIPE_IPEND \ jump __common_int_entry; /* For timer interrupts, we need to save IPEND, since the user_mode diff --git a/arch/blackfin/include/asm/ipipe.h b/arch/blackfin/include/asm/ipipe.h new file mode 100644 index 00000000000..76f53d8b9a0 --- /dev/null +++ b/arch/blackfin/include/asm/ipipe.h @@ -0,0 +1,278 @@ +/* -*- linux-c -*- + * include/asm-blackfin/ipipe.h + * + * Copyright (C) 2002-2007 Philippe Gerum. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, Inc., 675 Mass Ave, Cambridge MA 02139, + * USA; either version 2 of the License, or (at your option) any later + * version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#ifndef __ASM_BLACKFIN_IPIPE_H +#define __ASM_BLACKFIN_IPIPE_H + +#ifdef CONFIG_IPIPE + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#define IPIPE_ARCH_STRING "1.8-00" +#define IPIPE_MAJOR_NUMBER 1 +#define IPIPE_MINOR_NUMBER 8 +#define IPIPE_PATCH_NUMBER 0 + +#ifdef CONFIG_SMP +#error "I-pipe/blackfin: SMP not implemented" +#else /* !CONFIG_SMP */ +#define ipipe_processor_id() 0 +#endif /* CONFIG_SMP */ + +#define prepare_arch_switch(next) \ +do { \ + ipipe_schedule_notify(current, next); \ + local_irq_disable_hw(); \ +} while (0) + +#define task_hijacked(p) \ + ({ \ + int __x__ = ipipe_current_domain != ipipe_root_domain; \ + /* We would need to clear the SYNC flag for the root domain */ \ + /* over the current processor in SMP mode. */ \ + local_irq_enable_hw(); __x__; \ + }) + +struct ipipe_domain; + +struct ipipe_sysinfo { + + int ncpus; /* Number of CPUs on board */ + u64 cpufreq; /* CPU frequency (in Hz) */ + + /* Arch-dependent block */ + + struct { + unsigned tmirq; /* Timer tick IRQ */ + u64 tmfreq; /* Timer frequency */ + } archdep; +}; + +#define ipipe_read_tsc(t) \ + ({ \ + unsigned long __cy2; \ + __asm__ __volatile__ ("1: %0 = CYCLES2\n" \ + "%1 = CYCLES\n" \ + "%2 = CYCLES2\n" \ + "CC = %2 == %0\n" \ + "if ! CC jump 1b\n" \ + : "=r" (((unsigned long *)&t)[1]), \ + "=r" (((unsigned long *)&t)[0]), \ + "=r" (__cy2) \ + : /*no input*/ : "CC"); \ + t; \ + }) + +#define ipipe_cpu_freq() __ipipe_core_clock +#define ipipe_tsc2ns(_t) (((unsigned long)(_t)) * __ipipe_freq_scale) +#define ipipe_tsc2us(_t) (ipipe_tsc2ns(_t) / 1000 + 1) + +/* Private interface -- Internal use only */ + +#define __ipipe_check_platform() do { } while (0) + +#define __ipipe_init_platform() do { } while (0) + +extern atomic_t __ipipe_irq_lvdepth[IVG15 + 1]; + +extern unsigned long __ipipe_irq_lvmask; + +extern struct ipipe_domain ipipe_root; + +/* enable/disable_irqdesc _must_ be used in pairs. */ + +void __ipipe_enable_irqdesc(struct ipipe_domain *ipd, + unsigned irq); + +void __ipipe_disable_irqdesc(struct ipipe_domain *ipd, + unsigned irq); + +#define __ipipe_enable_irq(irq) (irq_desc[irq].chip->unmask(irq)) + +#define __ipipe_disable_irq(irq) (irq_desc[irq].chip->mask(irq)) + +#define __ipipe_lock_root() \ + set_bit(IPIPE_ROOTLOCK_FLAG, &ipipe_root_domain->flags) + +#define __ipipe_unlock_root() \ + clear_bit(IPIPE_ROOTLOCK_FLAG, &ipipe_root_domain->flags) + +void __ipipe_enable_pipeline(void); + +#define __ipipe_hook_critical_ipi(ipd) do { } while (0) + +#define __ipipe_sync_pipeline(syncmask) \ + do { \ + struct ipipe_domain *ipd = ipipe_current_domain; \ + if (likely(ipd != ipipe_root_domain || !test_bit(IPIPE_ROOTLOCK_FLAG, &ipd->flags))) \ + __ipipe_sync_stage(syncmask); \ + } while (0) + +void __ipipe_handle_irq(unsigned irq, struct pt_regs *regs); + +int __ipipe_get_irq_priority(unsigned irq); + +int __ipipe_get_irqthread_priority(unsigned irq); + +void __ipipe_stall_root_raw(void); + +void __ipipe_unstall_root_raw(void); + +void __ipipe_serial_debug(const char *fmt, ...); + +DECLARE_PER_CPU(struct pt_regs, __ipipe_tick_regs); + +extern unsigned long __ipipe_core_clock; + +extern unsigned long __ipipe_freq_scale; + +extern unsigned long __ipipe_irq_tail_hook; + +static inline unsigned long __ipipe_ffnz(unsigned long ul) +{ + return ffs(ul) - 1; +} + +#define __ipipe_run_irqtail() /* Must be a macro */ \ + do { \ + asmlinkage void __ipipe_call_irqtail(void); \ + unsigned long __pending; \ + CSYNC(); \ + __pending = bfin_read_IPEND(); \ + if (__pending & 0x8000) { \ + __pending &= ~0x8010; \ + if (__pending && (__pending & (__pending - 1)) == 0) \ + __ipipe_call_irqtail(); \ + } \ + } while (0) + +#define __ipipe_run_isr(ipd, irq) \ + do { \ + if (ipd == ipipe_root_domain) { \ + /* \ + * Note: the I-pipe implements a threaded interrupt model on \ + * this arch for Linux external IRQs. The interrupt handler we \ + * call here only wakes up the associated IRQ thread. \ + */ \ + if (ipipe_virtual_irq_p(irq)) { \ + /* No irqtail here; virtual interrupts have no effect \ + on IPEND so there is no need for processing \ + deferral. */ \ + local_irq_enable_nohead(ipd); \ + ipd->irqs[irq].handler(irq, ipd->irqs[irq].cookie); \ + local_irq_disable_nohead(ipd); \ + } else \ + /* \ + * No need to run the irqtail here either; \ + * we can't be preempted by hw IRQs, so \ + * non-Linux IRQs cannot stack over the short \ + * thread wakeup code. Which in turn means \ + * that no irqtail condition could be pending \ + * for domains above Linux in the pipeline. \ + */ \ + ipd->irqs[irq].handler(irq, &__raw_get_cpu_var(__ipipe_tick_regs)); \ + } else { \ + __clear_bit(IPIPE_SYNC_FLAG, &ipipe_cpudom_var(ipd, status)); \ + local_irq_enable_nohead(ipd); \ + ipd->irqs[irq].handler(irq, ipd->irqs[irq].cookie); \ + /* Attempt to exit the outer interrupt level before \ + * starting the deferred IRQ processing. */ \ + local_irq_disable_nohead(ipd); \ + __ipipe_run_irqtail(); \ + __set_bit(IPIPE_SYNC_FLAG, &ipipe_cpudom_var(ipd, status)); \ + } \ + } while (0) + +#define __ipipe_syscall_watched_p(p, sc) \ + (((p)->flags & PF_EVNOTIFY) || (unsigned long)sc >= NR_syscalls) + +void ipipe_init_irq_threads(void); + +int ipipe_start_irq_thread(unsigned irq, struct irq_desc *desc); + +#define IS_SYSIRQ(irq) ((irq) > IRQ_CORETMR && (irq) <= SYS_IRQS) +#define IS_GPIOIRQ(irq) ((irq) >= GPIO_IRQ_BASE && (irq) < NR_IRQS) + +#define IRQ_SYSTMR IRQ_TIMER0 +#define IRQ_PRIOTMR CONFIG_IRQ_TIMER0 + +#if defined(CONFIG_BF531) || defined(CONFIG_BF532) || defined(CONFIG_BF533) +#define PRIO_GPIODEMUX(irq) CONFIG_PFA +#elif defined(CONFIG_BF534) || defined(CONFIG_BF536) || defined(CONFIG_BF537) +#define PRIO_GPIODEMUX(irq) CONFIG_IRQ_PROG_INTA +#elif defined(CONFIG_BF52x) +#define PRIO_GPIODEMUX(irq) ((irq) == IRQ_PORTF_INTA ? CONFIG_IRQ_PORTF_INTA : \ + (irq) == IRQ_PORTG_INTA ? CONFIG_IRQ_PORTG_INTA : \ + (irq) == IRQ_PORTH_INTA ? CONFIG_IRQ_PORTH_INTA : \ + -1) +#elif defined(CONFIG_BF561) +#define PRIO_GPIODEMUX(irq) ((irq) == IRQ_PROG0_INTA ? CONFIG_IRQ_PROG0_INTA : \ + (irq) == IRQ_PROG1_INTA ? CONFIG_IRQ_PROG1_INTA : \ + (irq) == IRQ_PROG2_INTA ? CONFIG_IRQ_PROG2_INTA : \ + -1) +#define bfin_write_TIMER_DISABLE(val) bfin_write_TMRS8_DISABLE(val) +#define bfin_write_TIMER_ENABLE(val) bfin_write_TMRS8_ENABLE(val) +#define bfin_write_TIMER_STATUS(val) bfin_write_TMRS8_STATUS(val) +#define bfin_read_TIMER_STATUS() bfin_read_TMRS8_STATUS() +#elif defined(CONFIG_BF54x) +#define PRIO_GPIODEMUX(irq) ((irq) == IRQ_PINT0 ? CONFIG_IRQ_PINT0 : \ + (irq) == IRQ_PINT1 ? CONFIG_IRQ_PINT1 : \ + (irq) == IRQ_PINT2 ? CONFIG_IRQ_PINT2 : \ + (irq) == IRQ_PINT3 ? CONFIG_IRQ_PINT3 : \ + -1) +#define bfin_write_TIMER_DISABLE(val) bfin_write_TIMER_DISABLE0(val) +#define bfin_write_TIMER_ENABLE(val) bfin_write_TIMER_ENABLE0(val) +#define bfin_write_TIMER_STATUS(val) bfin_write_TIMER_STATUS0(val) +#define bfin_read_TIMER_STATUS(val) bfin_read_TIMER_STATUS0(val) +#else +# error "no PRIO_GPIODEMUX() for this part" +#endif + +#define __ipipe_root_tick_p(regs) ((regs->ipend & 0x10) != 0) + +#else /* !CONFIG_IPIPE */ + +#define task_hijacked(p) 0 +#define ipipe_trap_notify(t, r) 0 + +#define __ipipe_stall_root_raw() do { } while (0) +#define __ipipe_unstall_root_raw() do { } while (0) + +#define ipipe_init_irq_threads() do { } while (0) +#define ipipe_start_irq_thread(irq, desc) 0 + +#define IRQ_SYSTMR IRQ_CORETMR +#define IRQ_PRIOTMR IRQ_CORETMR + +#define __ipipe_root_tick_p(regs) 1 + +#endif /* !CONFIG_IPIPE */ + +#endif /* !__ASM_BLACKFIN_IPIPE_H */ diff --git a/arch/blackfin/include/asm/ipipe_base.h b/arch/blackfin/include/asm/ipipe_base.h new file mode 100644 index 00000000000..cb1025aeabc --- /dev/null +++ b/arch/blackfin/include/asm/ipipe_base.h @@ -0,0 +1,80 @@ +/* -*- linux-c -*- + * include/asm-blackfin/_baseipipe.h + * + * Copyright (C) 2007 Philippe Gerum. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, Inc., 675 Mass Ave, Cambridge MA 02139, + * USA; either version 2 of the License, or (at your option) any later + * version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#ifndef __ASM_BLACKFIN_IPIPE_BASE_H +#define __ASM_BLACKFIN_IPIPE_BASE_H + +#ifdef CONFIG_IPIPE + +#define IPIPE_NR_XIRQS NR_IRQS +#define IPIPE_IRQ_ISHIFT 5 /* 2^5 for 32bits arch. */ + +/* Blackfin-specific, global domain flags */ +#define IPIPE_ROOTLOCK_FLAG 1 /* Lock pipeline for root */ + + /* Blackfin traps -- i.e. exception vector numbers */ +#define IPIPE_NR_FAULTS 52 /* We leave a gap after VEC_ILL_RES. */ +/* Pseudo-vectors used for kernel events */ +#define IPIPE_FIRST_EVENT IPIPE_NR_FAULTS +#define IPIPE_EVENT_SYSCALL (IPIPE_FIRST_EVENT) +#define IPIPE_EVENT_SCHEDULE (IPIPE_FIRST_EVENT + 1) +#define IPIPE_EVENT_SIGWAKE (IPIPE_FIRST_EVENT + 2) +#define IPIPE_EVENT_SETSCHED (IPIPE_FIRST_EVENT + 3) +#define IPIPE_EVENT_INIT (IPIPE_FIRST_EVENT + 4) +#define IPIPE_EVENT_EXIT (IPIPE_FIRST_EVENT + 5) +#define IPIPE_EVENT_CLEANUP (IPIPE_FIRST_EVENT + 6) +#define IPIPE_LAST_EVENT IPIPE_EVENT_CLEANUP +#define IPIPE_NR_EVENTS (IPIPE_LAST_EVENT + 1) + +#define IPIPE_TIMER_IRQ IRQ_CORETMR + +#ifndef __ASSEMBLY__ + +#include + +extern int test_bit(int nr, const void *addr); + + +extern unsigned long __ipipe_root_status; /* Alias to ipipe_root_cpudom_var(status) */ + +static inline void __ipipe_stall_root(void) +{ + volatile unsigned long *p = &__ipipe_root_status; + set_bit(0, p); +} + +static inline unsigned long __ipipe_test_and_stall_root(void) +{ + volatile unsigned long *p = &__ipipe_root_status; + return test_and_set_bit(0, p); +} + +static inline unsigned long __ipipe_test_root(void) +{ + const unsigned long *p = &__ipipe_root_status; + return test_bit(0, p); +} + +#endif /* !__ASSEMBLY__ */ + +#endif /* CONFIG_IPIPE */ + +#endif /* !__ASM_BLACKFIN_IPIPE_BASE_H */ diff --git a/arch/blackfin/include/asm/irq.h b/arch/blackfin/include/asm/irq.h index 21e25f778a6..3d977909ce7 100644 --- a/arch/blackfin/include/asm/irq.h +++ b/arch/blackfin/include/asm/irq.h @@ -22,11 +22,176 @@ #include #include -static __inline__ int irq_canonicalize(int irq) +#ifdef CONFIG_SMP +/* Forward decl needed due to cdef inter dependencies */ +static inline uint32_t __pure bfin_dspid(void); +# define blackfin_core_id() (bfin_dspid() & 0xff) +# define bfin_irq_flags cpu_pda[blackfin_core_id()].imask +#else +extern unsigned long bfin_irq_flags; +#endif + +#ifdef CONFIG_IPIPE + +#include + +void __ipipe_unstall_root(void); + +void __ipipe_restore_root(unsigned long flags); + +#ifdef CONFIG_DEBUG_HWERR +# define __all_masked_irq_flags 0x3f +# define __save_and_cli_hw(x) \ + __asm__ __volatile__( \ + "cli %0;" \ + "sti %1;" \ + : "=&d"(x) \ + : "d" (0x3F) \ + ) +#else +# define __all_masked_irq_flags 0x1f +# define __save_and_cli_hw(x) \ + __asm__ __volatile__( \ + "cli %0;" \ + : "=&d"(x) \ + ) +#endif + +#define irqs_enabled_from_flags_hw(x) ((x) != __all_masked_irq_flags) +#define raw_irqs_disabled_flags(flags) (!irqs_enabled_from_flags_hw(flags)) +#define local_test_iflag_hw(x) irqs_enabled_from_flags_hw(x) + +#define local_save_flags(x) \ + do { \ + (x) = __ipipe_test_root() ? \ + __all_masked_irq_flags : bfin_irq_flags; \ + } while (0) + +#define local_irq_save(x) \ + do { \ + (x) = __ipipe_test_and_stall_root(); \ + } while (0) + +#define local_irq_restore(x) __ipipe_restore_root(x) +#define local_irq_disable() __ipipe_stall_root() +#define local_irq_enable() __ipipe_unstall_root() +#define irqs_disabled() __ipipe_test_root() + +#define local_save_flags_hw(x) \ + __asm__ __volatile__( \ + "cli %0;" \ + "sti %0;" \ + : "=d"(x) \ + ) + +#define irqs_disabled_hw() \ + ({ \ + unsigned long flags; \ + local_save_flags_hw(flags); \ + !irqs_enabled_from_flags_hw(flags); \ + }) + +static inline unsigned long raw_mangle_irq_bits(int virt, unsigned long real) { - return irq; + /* Merge virtual and real interrupt mask bits into a single + 32bit word. */ + return (real & ~(1 << 31)) | ((virt != 0) << 31); } +static inline int raw_demangle_irq_bits(unsigned long *x) +{ + int virt = (*x & (1 << 31)) != 0; + *x &= ~(1L << 31); + return virt; +} + +#ifdef CONFIG_IPIPE_TRACE_IRQSOFF + +#define local_irq_disable_hw() \ + do { \ + int _tmp_dummy; \ + if (!irqs_disabled_hw()) \ + ipipe_trace_begin(0x80000000); \ + __asm__ __volatile__ ("cli %0;" : "=d" (_tmp_dummy) : ); \ + } while (0) + +#define local_irq_enable_hw() \ + do { \ + if (irqs_disabled_hw()) \ + ipipe_trace_end(0x80000000); \ + __asm__ __volatile__ ("sti %0;" : : "d"(bfin_irq_flags)); \ + } while (0) + +#define local_irq_save_hw(x) \ + do { \ + __save_and_cli_hw(x); \ + if (local_test_iflag_hw(x)) \ + ipipe_trace_begin(0x80000001); \ + } while (0) + +#define local_irq_restore_hw(x) \ + do { \ + if (local_test_iflag_hw(x)) { \ + ipipe_trace_end(0x80000001); \ + local_irq_enable_hw_notrace(); \ + } \ + } while (0) + +#define local_irq_disable_hw_notrace() \ + do { \ + int _tmp_dummy; \ + __asm__ __volatile__ ("cli %0;" : "=d" (_tmp_dummy) : ); \ + } while (0) + +#define local_irq_enable_hw_notrace() \ + __asm__ __volatile__( \ + "sti %0;" \ + : \ + : "d"(bfin_irq_flags) \ + ) + +#define local_irq_save_hw_notrace(x) __save_and_cli_hw(x) + +#define local_irq_restore_hw_notrace(x) \ + do { \ + if (local_test_iflag_hw(x)) \ + local_irq_enable_hw_notrace(); \ + } while (0) + +#else /* CONFIG_IPIPE_TRACE_IRQSOFF */ + +#define local_irq_enable_hw() \ + __asm__ __volatile__( \ + "sti %0;" \ + : \ + : "d"(bfin_irq_flags) \ + ) + +#define local_irq_disable_hw() \ + do { \ + int _tmp_dummy; \ + __asm__ __volatile__ ( \ + "cli %0;" \ + : "=d" (_tmp_dummy)); \ + } while (0) + +#define local_irq_restore_hw(x) \ + do { \ + if (irqs_enabled_from_flags_hw(x)) \ + local_irq_enable_hw(); \ + } while (0) + +#define local_irq_save_hw(x) __save_and_cli_hw(x) + +#define local_irq_disable_hw_notrace() local_irq_disable_hw() +#define local_irq_enable_hw_notrace() local_irq_enable_hw() +#define local_irq_save_hw_notrace(x) local_irq_save_hw(x) +#define local_irq_restore_hw_notrace(x) local_irq_restore_hw(x) + +#endif /* CONFIG_IPIPE_TRACE_IRQSOFF */ + +#else /* !CONFIG_IPIPE */ + /* * Interrupt configuring macros. */ @@ -39,21 +204,6 @@ static __inline__ int irq_canonicalize(int irq) ); \ } while (0) -#if ANOMALY_05000244 && defined(CONFIG_BFIN_ICACHE) -# define NOP_PAD_ANOMALY_05000244 "nop; nop;" -#else -# define NOP_PAD_ANOMALY_05000244 -#endif - -#ifdef CONFIG_SMP -/* Forward decl needed due to cdef inter dependencies */ -static inline uint32_t __pure bfin_dspid(void); -# define blackfin_core_id() (bfin_dspid() & 0xff) -# define bfin_irq_flags cpu_pda[blackfin_core_id()].imask -#else -extern unsigned long bfin_irq_flags; -#endif - #define local_irq_enable() \ __asm__ __volatile__( \ "sti %0;" \ @@ -61,16 +211,6 @@ extern unsigned long bfin_irq_flags; : "d" (bfin_irq_flags) \ ) -#define idle_with_irq_disabled() \ - __asm__ __volatile__( \ - NOP_PAD_ANOMALY_05000244 \ - ".align 8;" \ - "sti %0;" \ - "idle;" \ - : \ - : "d" (bfin_irq_flags) \ - ) - #ifdef CONFIG_DEBUG_HWERR # define __save_and_cli(x) \ __asm__ __volatile__( \ @@ -116,4 +256,33 @@ extern unsigned long bfin_irq_flags; !irqs_enabled_from_flags(flags); \ }) +#define local_irq_save_hw(x) local_irq_save(x) +#define local_irq_restore_hw(x) local_irq_restore(x) +#define local_irq_enable_hw() local_irq_enable() +#define local_irq_disable_hw() local_irq_disable() +#define irqs_disabled_hw() irqs_disabled() + +#endif /* !CONFIG_IPIPE */ + +#if ANOMALY_05000244 && defined(CONFIG_BFIN_ICACHE) +# define NOP_PAD_ANOMALY_05000244 "nop; nop;" +#else +# define NOP_PAD_ANOMALY_05000244 +#endif + +#define idle_with_irq_disabled() \ + __asm__ __volatile__( \ + NOP_PAD_ANOMALY_05000244 \ + ".align 8;" \ + "sti %0;" \ + "idle;" \ + : \ + : "d" (bfin_irq_flags) \ + ) + +static inline int irq_canonicalize(int irq) +{ + return irq; +} + #endif /* _BFIN_IRQ_H_ */ diff --git a/arch/blackfin/include/asm/system.h b/arch/blackfin/include/asm/system.h index 812e6e6e2ce..a4c8254bec5 100644 --- a/arch/blackfin/include/asm/system.h +++ b/arch/blackfin/include/asm/system.h @@ -141,7 +141,7 @@ static inline unsigned long __xchg(unsigned long x, volatile void *ptr, unsigned long tmp = 0; unsigned long flags = 0; - local_irq_save(flags); + local_irq_save_hw(flags); switch (size) { case 1: @@ -163,7 +163,7 @@ static inline unsigned long __xchg(unsigned long x, volatile void *ptr, : "=&d" (tmp) : "d" (x), "m" (*__xg(ptr)) : "memory"); break; } - local_irq_restore(flags); + local_irq_restore_hw(flags); return tmp; } diff --git a/arch/blackfin/kernel/Makefile b/arch/blackfin/kernel/Makefile index f0902c120dc..38a233374f0 100644 --- a/arch/blackfin/kernel/Makefile +++ b/arch/blackfin/kernel/Makefile @@ -15,6 +15,8 @@ else obj-y += time.o endif +obj-$(CONFIG_IPIPE) += ipipe.o +obj-$(CONFIG_IPIPE_TRACE_MCOUNT) += mcount.o obj-$(CONFIG_BFIN_GPTIMERS) += gptimers.o obj-$(CONFIG_CPLB_INFO) += cplbinfo.o obj-$(CONFIG_MODULES) += module.o diff --git a/arch/blackfin/kernel/bfin_gpio.c b/arch/blackfin/kernel/bfin_gpio.c index 2c72b15b71b..4c14331978f 100644 --- a/arch/blackfin/kernel/bfin_gpio.c +++ b/arch/blackfin/kernel/bfin_gpio.c @@ -422,13 +422,13 @@ arch_initcall(bfin_gpio_init); void set_gpio_ ## name(unsigned gpio, unsigned short arg) \ { \ unsigned long flags; \ - local_irq_save(flags); \ + local_irq_save_hw(flags); \ if (arg) \ gpio_bankb[gpio_bank(gpio)]->name |= gpio_bit(gpio); \ else \ gpio_bankb[gpio_bank(gpio)]->name &= ~gpio_bit(gpio); \ AWA_DUMMY_READ(name); \ - local_irq_restore(flags); \ + local_irq_restore_hw(flags); \ } \ EXPORT_SYMBOL(set_gpio_ ## name); @@ -444,13 +444,13 @@ SET_GPIO(both) void set_gpio_ ## name(unsigned gpio, unsigned short arg) \ { \ unsigned long flags; \ - local_irq_save(flags); \ + local_irq_save_hw(flags); \ if (arg) \ gpio_bankb[gpio_bank(gpio)]->name ## _set = gpio_bit(gpio); \ else \ gpio_bankb[gpio_bank(gpio)]->name ## _clear = gpio_bit(gpio); \ AWA_DUMMY_READ(name); \ - local_irq_restore(flags); \ + local_irq_restore_hw(flags); \ } \ EXPORT_SYMBOL(set_gpio_ ## name); #else @@ -473,10 +473,10 @@ SET_GPIO_SC(data) void set_gpio_toggle(unsigned gpio) { unsigned long flags; - local_irq_save(flags); + local_irq_save_hw(flags); gpio_bankb[gpio_bank(gpio)]->toggle = gpio_bit(gpio); AWA_DUMMY_READ(toggle); - local_irq_restore(flags); + local_irq_restore_hw(flags); } #else void set_gpio_toggle(unsigned gpio) @@ -494,10 +494,10 @@ EXPORT_SYMBOL(set_gpio_toggle); void set_gpiop_ ## name(unsigned gpio, unsigned short arg) \ { \ unsigned long flags; \ - local_irq_save(flags); \ + local_irq_save_hw(flags); \ gpio_bankb[gpio_bank(gpio)]->name = arg; \ AWA_DUMMY_READ(name); \ - local_irq_restore(flags); \ + local_irq_restore_hw(flags); \ } \ EXPORT_SYMBOL(set_gpiop_ ## name); #else @@ -525,10 +525,10 @@ unsigned short get_gpio_ ## name(unsigned gpio) \ { \ unsigned long flags; \ unsigned short ret; \ - local_irq_save(flags); \ + local_irq_save_hw(flags); \ ret = 0x01 & (gpio_bankb[gpio_bank(gpio)]->name >> gpio_sub_n(gpio)); \ AWA_DUMMY_READ(name); \ - local_irq_restore(flags); \ + local_irq_restore_hw(flags); \ return ret; \ } \ EXPORT_SYMBOL(get_gpio_ ## name); @@ -558,10 +558,10 @@ unsigned short get_gpiop_ ## name(unsigned gpio) \ { \ unsigned long flags; \ unsigned short ret; \ - local_irq_save(flags); \ + local_irq_save_hw(flags); \ ret = (gpio_bankb[gpio_bank(gpio)]->name); \ AWA_DUMMY_READ(name); \ - local_irq_restore(flags); \ + local_irq_restore_hw(flags); \ return ret; \ } \ EXPORT_SYMBOL(get_gpiop_ ## name); @@ -611,10 +611,10 @@ int gpio_pm_wakeup_request(unsigned gpio, unsigned char type) if ((check_gpio(gpio) < 0) || !type) return -EINVAL; - local_irq_save(flags); + local_irq_save_hw(flags); wakeup_map[gpio_bank(gpio)] |= gpio_bit(gpio); wakeup_flags_map[gpio] = type; - local_irq_restore(flags); + local_irq_restore_hw(flags); return 0; } @@ -627,11 +627,11 @@ void gpio_pm_wakeup_free(unsigned gpio) if (check_gpio(gpio) < 0) return; - local_irq_save(flags); + local_irq_save_hw(flags); wakeup_map[gpio_bank(gpio)] &= ~gpio_bit(gpio); - local_irq_restore(flags); + local_irq_restore_hw(flags); } EXPORT_SYMBOL(gpio_pm_wakeup_free); @@ -882,7 +882,7 @@ int peripheral_request(unsigned short per, const char *label) if (!(per & P_DEFINED)) return -ENODEV; - local_irq_save(flags); + local_irq_save_hw(flags); /* If a pin can be muxed as either GPIO or peripheral, make * sure it is not already a GPIO pin when we request it. @@ -893,7 +893,7 @@ int peripheral_request(unsigned short per, const char *label) printk(KERN_ERR "%s: Peripheral %d is already reserved as GPIO by %s !\n", __func__, ident, get_label(ident)); - local_irq_restore(flags); + local_irq_restore_hw(flags); return -EBUSY; } @@ -923,7 +923,7 @@ int peripheral_request(unsigned short per, const char *label) printk(KERN_ERR "%s: Peripheral %d function %d is already reserved by %s !\n", __func__, ident, P_FUNCT2MUX(per), get_label(ident)); - local_irq_restore(flags); + local_irq_restore_hw(flags); return -EBUSY; } } @@ -938,7 +938,7 @@ int peripheral_request(unsigned short per, const char *label) #endif port_setup(ident, PERIPHERAL_USAGE); - local_irq_restore(flags); + local_irq_restore_hw(flags); set_label(ident, label); return 0; @@ -980,10 +980,10 @@ void peripheral_free(unsigned short per) if (check_gpio(ident) < 0) return; - local_irq_save(flags); + local_irq_save_hw(flags); if (unlikely(!(reserved_peri_map[gpio_bank(ident)] & gpio_bit(ident)))) { - local_irq_restore(flags); + local_irq_restore_hw(flags); return; } @@ -994,7 +994,7 @@ void peripheral_free(unsigned short per) set_label(ident, "free"); - local_irq_restore(flags); + local_irq_restore_hw(flags); } EXPORT_SYMBOL(peripheral_free); @@ -1028,7 +1028,7 @@ int bfin_gpio_request(unsigned gpio, const char *label) if (check_gpio(gpio) < 0) return -EINVAL; - local_irq_save(flags); + local_irq_save_hw(flags); /* * Allow that the identical GPIO can @@ -1037,7 +1037,7 @@ int bfin_gpio_request(unsigned gpio, const char *label) */ if (cmp_label(gpio, label) == 0) { - local_irq_restore(flags); + local_irq_restore_hw(flags); return 0; } @@ -1045,7 +1045,7 @@ int bfin_gpio_request(unsigned gpio, const char *label) dump_stack(); printk(KERN_ERR "bfin-gpio: GPIO %d is already reserved by %s !\n", gpio, get_label(gpio)); - local_irq_restore(flags); + local_irq_restore_hw(flags); return -EBUSY; } if (unlikely(reserved_peri_map[gpio_bank(gpio)] & gpio_bit(gpio))) { @@ -1053,7 +1053,7 @@ int bfin_gpio_request(unsigned gpio, const char *label) printk(KERN_ERR "bfin-gpio: GPIO %d is already reserved as Peripheral by %s !\n", gpio, get_label(gpio)); - local_irq_restore(flags); + local_irq_restore_hw(flags); return -EBUSY; } if (unlikely(reserved_gpio_irq_map[gpio_bank(gpio)] & gpio_bit(gpio))) @@ -1063,7 +1063,7 @@ int bfin_gpio_request(unsigned gpio, const char *label) reserved_gpio_map[gpio_bank(gpio)] |= gpio_bit(gpio); set_label(gpio, label); - local_irq_restore(flags); + local_irq_restore_hw(flags); port_setup(gpio, GPIO_USAGE); @@ -1078,12 +1078,12 @@ void bfin_gpio_free(unsigned gpio) if (check_gpio(gpio) < 0) return; - local_irq_save(flags); + local_irq_save_hw(flags); if (unlikely(!(reserved_gpio_map[gpio_bank(gpio)] & gpio_bit(gpio)))) { dump_stack(); gpio_error(gpio); - local_irq_restore(flags); + local_irq_restore_hw(flags); return; } @@ -1091,7 +1091,7 @@ void bfin_gpio_free(unsigned gpio) set_label(gpio, "free"); - local_irq_restore(flags); + local_irq_restore_hw(flags); } EXPORT_SYMBOL(bfin_gpio_free); @@ -1102,14 +1102,14 @@ int bfin_gpio_irq_request(unsigned gpio, const char *label) if (check_gpio(gpio) < 0) return -EINVAL; - local_irq_save(flags); + local_irq_save_hw(flags); if (unlikely(reserved_gpio_irq_map[gpio_bank(gpio)] & gpio_bit(gpio))) { dump_stack(); printk(KERN_ERR "bfin-gpio: GPIO %d is already reserved as gpio-irq !\n", gpio); - local_irq_restore(flags); + local_irq_restore_hw(flags); return -EBUSY; } if (unlikely(reserved_peri_map[gpio_bank(gpio)] & gpio_bit(gpio))) { @@ -1117,7 +1117,7 @@ int bfin_gpio_irq_request(unsigned gpio, const char *label) printk(KERN_ERR "bfin-gpio: GPIO %d is already reserved as Peripheral by %s !\n", gpio, get_label(gpio)); - local_irq_restore(flags); + local_irq_restore_hw(flags); return -EBUSY; } if (unlikely(reserved_gpio_map[gpio_bank(gpio)] & gpio_bit(gpio))) @@ -1128,7 +1128,7 @@ int bfin_gpio_irq_request(unsigned gpio, const char *label) reserved_gpio_irq_map[gpio_bank(gpio)] |= gpio_bit(gpio); set_label(gpio, label); - local_irq_restore(flags); + local_irq_restore_hw(flags); port_setup(gpio, GPIO_USAGE); @@ -1142,12 +1142,12 @@ void bfin_gpio_irq_free(unsigned gpio) if (check_gpio(gpio) < 0) return; - local_irq_save(flags); + local_irq_save_hw(flags); if (unlikely(!(reserved_gpio_irq_map[gpio_bank(gpio)] & gpio_bit(gpio)))) { dump_stack(); gpio_error(gpio); - local_irq_restore(flags); + local_irq_restore_hw(flags); return; } @@ -1155,7 +1155,7 @@ void bfin_gpio_irq_free(unsigned gpio) set_label(gpio, "free"); - local_irq_restore(flags); + local_irq_restore_hw(flags); } @@ -1169,10 +1169,10 @@ int bfin_gpio_direction_input(unsigned gpio) return -EINVAL; } - local_irq_save(flags); + local_irq_save_hw(flags); gpio_array[gpio_bank(gpio)]->port_dir_clear = gpio_bit(gpio); gpio_array[gpio_bank(gpio)]->port_inen |= gpio_bit(gpio); - local_irq_restore(flags); + local_irq_restore_hw(flags); return 0; } @@ -1187,11 +1187,11 @@ int bfin_gpio_direction_output(unsigned gpio, int value) return -EINVAL; } - local_irq_save(flags); + local_irq_save_hw(flags); gpio_array[gpio_bank(gpio)]->port_inen &= ~gpio_bit(gpio); gpio_set_value(gpio, value); gpio_array[gpio_bank(gpio)]->port_dir_set = gpio_bit(gpio); - local_irq_restore(flags); + local_irq_restore_hw(flags); return 0; } @@ -1218,10 +1218,10 @@ void bfin_gpio_irq_prepare(unsigned gpio) port_setup(gpio, GPIO_USAGE); - local_irq_save(flags); + local_irq_save_hw(flags); gpio_array[gpio_bank(gpio)]->port_dir_clear = gpio_bit(gpio); gpio_array[gpio_bank(gpio)]->port_inen |= gpio_bit(gpio); - local_irq_restore(flags); + local_irq_restore_hw(flags); } #else @@ -1232,11 +1232,11 @@ int bfin_gpio_get_value(unsigned gpio) int ret; if (unlikely(get_gpio_edge(gpio))) { - local_irq_save(flags); + local_irq_save_hw(flags); set_gpio_edge(gpio, 0); ret = get_gpio_data(gpio); set_gpio_edge(gpio, 1); - local_irq_restore(flags); + local_irq_restore_hw(flags); return ret; } else @@ -1254,11 +1254,11 @@ int bfin_gpio_direction_input(unsigned gpio) return -EINVAL; } - local_irq_save(flags); + local_irq_save_hw(flags); gpio_bankb[gpio_bank(gpio)]->dir &= ~gpio_bit(gpio); gpio_bankb[gpio_bank(gpio)]->inen |= gpio_bit(gpio); AWA_DUMMY_READ(inen); - local_irq_restore(flags); + local_irq_restore_hw(flags); return 0; } @@ -1273,7 +1273,7 @@ int bfin_gpio_direction_output(unsigned gpio, int value) return -EINVAL; } - local_irq_save(flags); + local_irq_save_hw(flags); gpio_bankb[gpio_bank(gpio)]->inen &= ~gpio_bit(gpio); if (value) @@ -1283,7 +1283,7 @@ int bfin_gpio_direction_output(unsigned gpio, int value) gpio_bankb[gpio_bank(gpio)]->dir |= gpio_bit(gpio); AWA_DUMMY_READ(dir); - local_irq_restore(flags); + local_irq_restore_hw(flags); return 0; } diff --git a/arch/blackfin/kernel/cplb-mpu/cplbmgr.c b/arch/blackfin/kernel/cplb-mpu/cplbmgr.c index 5ef5d1a787f..87463ce87f5 100644 --- a/arch/blackfin/kernel/cplb-mpu/cplbmgr.c +++ b/arch/blackfin/kernel/cplb-mpu/cplbmgr.c @@ -332,7 +332,7 @@ void flush_switched_cplbs(unsigned int cpu) nr_cplb_flush[cpu]++; - local_irq_save(flags); + local_irq_save_hw(flags); disable_icplb(); for (i = first_switched_icplb; i < MAX_CPLBS; i++) { icplb_tbl[cpu][i].data = 0; @@ -346,7 +346,7 @@ void flush_switched_cplbs(unsigned int cpu) bfin_write32(DCPLB_DATA0 + i * 4, 0); } enable_dcplb(); - local_irq_restore(flags); + local_irq_restore_hw(flags); } @@ -362,7 +362,7 @@ void set_mask_dcplbs(unsigned long *masks, unsigned int cpu) return; } - local_irq_save(flags); + local_irq_save_hw(flags); current_rwx_mask[cpu] = masks; d_data = CPLB_SUPV_WR | CPLB_VALID | CPLB_DIRTY | PAGE_SIZE_4KB; @@ -382,5 +382,5 @@ void set_mask_dcplbs(unsigned long *masks, unsigned int cpu) addr += PAGE_SIZE; } enable_dcplb(); - local_irq_restore(flags); + local_irq_restore_hw(flags); } diff --git a/arch/blackfin/kernel/entry.S b/arch/blackfin/kernel/entry.S index c0c3fe81122..a9cfba9946b 100644 --- a/arch/blackfin/kernel/entry.S +++ b/arch/blackfin/kernel/entry.S @@ -42,6 +42,10 @@ #endif ENTRY(_ret_from_fork) +#ifdef CONFIG_IPIPE + [--sp] = reti; /* IRQs on. */ + SP += 4; +#endif /* CONFIG_IPIPE */ SP += -12; call _schedule_tail; SP += 12; diff --git a/arch/blackfin/kernel/ipipe.c b/arch/blackfin/kernel/ipipe.c new file mode 100644 index 00000000000..339be5a3ae6 --- /dev/null +++ b/arch/blackfin/kernel/ipipe.c @@ -0,0 +1,428 @@ +/* -*- linux-c -*- + * linux/arch/blackfin/kernel/ipipe.c + * + * Copyright (C) 2005-2007 Philippe Gerum. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, Inc., 675 Mass Ave, Cambridge MA 02139, + * USA; either version 2 of the License, or (at your option) any later + * version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * Architecture-dependent I-pipe support for the Blackfin. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +static int create_irq_threads; + +DEFINE_PER_CPU(struct pt_regs, __ipipe_tick_regs); + +static DEFINE_PER_CPU(unsigned long, pending_irqthread_mask); + +static DEFINE_PER_CPU(int [IVG13 + 1], pending_irq_count); + +asmlinkage void asm_do_IRQ(unsigned int irq, struct pt_regs *regs); + +static void __ipipe_no_irqtail(void); + +unsigned long __ipipe_irq_tail_hook = (unsigned long)&__ipipe_no_irqtail; +EXPORT_SYMBOL(__ipipe_irq_tail_hook); + +unsigned long __ipipe_core_clock; +EXPORT_SYMBOL(__ipipe_core_clock); + +unsigned long __ipipe_freq_scale; +EXPORT_SYMBOL(__ipipe_freq_scale); + +atomic_t __ipipe_irq_lvdepth[IVG15 + 1]; + +unsigned long __ipipe_irq_lvmask = __all_masked_irq_flags; +EXPORT_SYMBOL(__ipipe_irq_lvmask); + +static void __ipipe_ack_irq(unsigned irq, struct irq_desc *desc) +{ + desc->ipipe_ack(irq, desc); +} + +/* + * __ipipe_enable_pipeline() -- We are running on the boot CPU, hw + * interrupts are off, and secondary CPUs are still lost in space. + */ +void __ipipe_enable_pipeline(void) +{ + unsigned irq; + + __ipipe_core_clock = get_cclk(); /* Fetch this once. */ + __ipipe_freq_scale = 1000000000UL / __ipipe_core_clock; + + for (irq = 0; irq < NR_IRQS; ++irq) + ipipe_virtualize_irq(ipipe_root_domain, + irq, + (ipipe_irq_handler_t)&asm_do_IRQ, + NULL, + &__ipipe_ack_irq, + IPIPE_HANDLE_MASK | IPIPE_PASS_MASK); +} + +/* + * __ipipe_handle_irq() -- IPIPE's generic IRQ handler. An optimistic + * interrupt protection log is maintained here for each domain. Hw + * interrupts are masked on entry. + */ +void __ipipe_handle_irq(unsigned irq, struct pt_regs *regs) +{ + struct ipipe_domain *this_domain, *next_domain; + struct list_head *head, *pos; + int m_ack, s = -1; + + /* + * Software-triggered IRQs do not need any ack. The contents + * of the register frame should only be used when processing + * the timer interrupt, but not for handling any other + * interrupt. + */ + m_ack = (regs == NULL || irq == IRQ_SYSTMR || irq == IRQ_CORETMR); + + this_domain = ipipe_current_domain; + + if (unlikely(test_bit(IPIPE_STICKY_FLAG, &this_domain->irqs[irq].control))) + head = &this_domain->p_link; + else { + head = __ipipe_pipeline.next; + next_domain = list_entry(head, struct ipipe_domain, p_link); + if (likely(test_bit(IPIPE_WIRED_FLAG, &next_domain->irqs[irq].control))) { + if (!m_ack && next_domain->irqs[irq].acknowledge != NULL) + next_domain->irqs[irq].acknowledge(irq, irq_desc + irq); + if (test_bit(IPIPE_ROOTLOCK_FLAG, &ipipe_root_domain->flags)) + s = __test_and_set_bit(IPIPE_STALL_FLAG, + &ipipe_root_cpudom_var(status)); + __ipipe_dispatch_wired(next_domain, irq); + goto finalize; + return; + } + } + + /* Ack the interrupt. */ + + pos = head; + + while (pos != &__ipipe_pipeline) { + next_domain = list_entry(pos, struct ipipe_domain, p_link); + /* + * For each domain handling the incoming IRQ, mark it + * as pending in its log. + */ + if (test_bit(IPIPE_HANDLE_FLAG, &next_domain->irqs[irq].control)) { + /* + * Domains that handle this IRQ are polled for + * acknowledging it by decreasing priority + * order. The interrupt must be made pending + * _first_ in the domain's status flags before + * the PIC is unlocked. + */ + __ipipe_set_irq_pending(next_domain, irq); + + if (!m_ack && next_domain->irqs[irq].acknowledge != NULL) { + next_domain->irqs[irq].acknowledge(irq, irq_desc + irq); + m_ack = 1; + } + } + + /* + * If the domain does not want the IRQ to be passed + * down the interrupt pipe, exit the loop now. + */ + if (!test_bit(IPIPE_PASS_FLAG, &next_domain->irqs[irq].control)) + break; + + pos = next_domain->p_link.next; + } + + /* + * Now walk the pipeline, yielding control to the highest + * priority domain that has pending interrupt(s) or + * immediately to the current domain if the interrupt has been + * marked as 'sticky'. This search does not go beyond the + * current domain in the pipeline. We also enforce the + * additional root stage lock (blackfin-specific). */ + + if (test_bit(IPIPE_ROOTLOCK_FLAG, &ipipe_root_domain->flags)) + s = __test_and_set_bit(IPIPE_STALL_FLAG, + &ipipe_root_cpudom_var(status)); +finalize: + + __ipipe_walk_pipeline(head); + + if (!s) + __clear_bit(IPIPE_STALL_FLAG, + &ipipe_root_cpudom_var(status)); +} + +int __ipipe_check_root(void) +{ + return ipipe_root_domain_p; +} + +void __ipipe_enable_irqdesc(struct ipipe_domain *ipd, unsigned irq) +{ + struct irq_desc *desc = irq_desc + irq; + int prio = desc->ic_prio; + + desc->depth = 0; + if (ipd != &ipipe_root && + atomic_inc_return(&__ipipe_irq_lvdepth[prio]) == 1) + __set_bit(prio, &__ipipe_irq_lvmask); +} +EXPORT_SYMBOL(__ipipe_enable_irqdesc); + +void __ipipe_disable_irqdesc(struct ipipe_domain *ipd, unsigned irq) +{ + struct irq_desc *desc = irq_desc + irq; + int prio = desc->ic_prio; + + if (ipd != &ipipe_root && + atomic_dec_and_test(&__ipipe_irq_lvdepth[prio])) + __clear_bit(prio, &__ipipe_irq_lvmask); +} +EXPORT_SYMBOL(__ipipe_disable_irqdesc); + +void __ipipe_stall_root_raw(void) +{ + /* + * This code is called by the ins{bwl} routines (see + * arch/blackfin/lib/ins.S), which are heavily used by the + * network stack. It masks all interrupts but those handled by + * non-root domains, so that we keep decent network transfer + * rates for Linux without inducing pathological jitter for + * the real-time domain. + */ + __asm__ __volatile__ ("sti %0;" : : "d"(__ipipe_irq_lvmask)); + + __set_bit(IPIPE_STALL_FLAG, + &ipipe_root_cpudom_var(status)); +} + +void __ipipe_unstall_root_raw(void) +{ + __clear_bit(IPIPE_STALL_FLAG, + &ipipe_root_cpudom_var(status)); + + __asm__ __volatile__ ("sti %0;" : : "d"(bfin_irq_flags)); +} + +int __ipipe_syscall_root(struct pt_regs *regs) +{ + unsigned long flags; + + /* We need to run the IRQ tail hook whenever we don't + * propagate a syscall to higher domains, because we know that + * important operations might be pending there (e.g. Xenomai + * deferred rescheduling). */ + + if (!__ipipe_syscall_watched_p(current, regs->orig_p0)) { + void (*hook)(void) = (void (*)(void))__ipipe_irq_tail_hook; + hook(); + return 0; + } + + /* + * This routine either returns: + * 0 -- if the syscall is to be passed to Linux; + * 1 -- if the syscall should not be passed to Linux, and no + * tail work should be performed; + * -1 -- if the syscall should not be passed to Linux but the + * tail work has to be performed (for handling signals etc). + */ + + if (__ipipe_event_monitored_p(IPIPE_EVENT_SYSCALL) && + __ipipe_dispatch_event(IPIPE_EVENT_SYSCALL, regs) > 0) { + if (ipipe_root_domain_p && !in_atomic()) { + /* + * Sync pending VIRQs before _TIF_NEED_RESCHED + * is tested. + */ + local_irq_save_hw(flags); + if ((ipipe_root_cpudom_var(irqpend_himask) & IPIPE_IRQMASK_VIRT) != 0) + __ipipe_sync_pipeline(IPIPE_IRQMASK_VIRT); + local_irq_restore_hw(flags); + return -1; + } + return 1; + } + + return 0; +} + +unsigned long ipipe_critical_enter(void (*syncfn) (void)) +{ + unsigned long flags; + + local_irq_save_hw(flags); + + return flags; +} + +void ipipe_critical_exit(unsigned long flags) +{ + local_irq_restore_hw(flags); +} + +static void __ipipe_no_irqtail(void) +{ +} + +int ipipe_get_sysinfo(struct ipipe_sysinfo *info) +{ + info->ncpus = num_online_cpus(); + info->cpufreq = ipipe_cpu_freq(); + info->archdep.tmirq = IPIPE_TIMER_IRQ; + info->archdep.tmfreq = info->cpufreq; + + return 0; +} + +/* + * ipipe_trigger_irq() -- Push the interrupt at front of the pipeline + * just like if it has been actually received from a hw source. Also + * works for virtual interrupts. + */ +int ipipe_trigger_irq(unsigned irq) +{ + unsigned long flags; + + if (irq >= IPIPE_NR_IRQS || + (ipipe_virtual_irq_p(irq) + && !test_bit(irq - IPIPE_VIRQ_BASE, &__ipipe_virtual_irq_map))) + return -EINVAL; + + local_irq_save_hw(flags); + + __ipipe_handle_irq(irq, NULL); + + local_irq_restore_hw(flags); + + return 1; +} + +/* Move Linux IRQ to threads. */ + +static int do_irqd(void *__desc) +{ + struct irq_desc *desc = __desc; + unsigned irq = desc - irq_desc; + int thrprio = desc->thr_prio; + int thrmask = 1 << thrprio; + int cpu = smp_processor_id(); + cpumask_t cpumask; + + sigfillset(¤t->blocked); + current->flags |= PF_NOFREEZE; + cpumask = cpumask_of_cpu(cpu); + set_cpus_allowed(current, cpumask); + ipipe_setscheduler_root(current, SCHED_FIFO, 50 + thrprio); + + while (!kthread_should_stop()) { + local_irq_disable(); + if (!(desc->status & IRQ_SCHEDULED)) { + set_current_state(TASK_INTERRUPTIBLE); +resched: + local_irq_enable(); + schedule(); + local_irq_disable(); + } + __set_current_state(TASK_RUNNING); + /* + * If higher priority interrupt servers are ready to + * run, reschedule immediately. We need this for the + * GPIO demux IRQ handler to unmask the interrupt line + * _last_, after all GPIO IRQs have run. + */ + if (per_cpu(pending_irqthread_mask, cpu) & ~(thrmask|(thrmask-1))) + goto resched; + if (--per_cpu(pending_irq_count[thrprio], cpu) == 0) + per_cpu(pending_irqthread_mask, cpu) &= ~thrmask; + desc->status &= ~IRQ_SCHEDULED; + desc->thr_handler(irq, &__raw_get_cpu_var(__ipipe_tick_regs)); + local_irq_enable(); + } + __set_current_state(TASK_RUNNING); + return 0; +} + +static void kick_irqd(unsigned irq, void *cookie) +{ + struct irq_desc *desc = irq_desc + irq; + int thrprio = desc->thr_prio; + int thrmask = 1 << thrprio; + int cpu = smp_processor_id(); + + if (!(desc->status & IRQ_SCHEDULED)) { + desc->status |= IRQ_SCHEDULED; + per_cpu(pending_irqthread_mask, cpu) |= thrmask; + ++per_cpu(pending_irq_count[thrprio], cpu); + wake_up_process(desc->thread); + } +} + +int ipipe_start_irq_thread(unsigned irq, struct irq_desc *desc) +{ + if (desc->thread || !create_irq_threads) + return 0; + + desc->thread = kthread_create(do_irqd, desc, "IRQ %d", irq); + if (desc->thread == NULL) { + printk(KERN_ERR "irqd: could not create IRQ thread %d!\n", irq); + return -ENOMEM; + } + + wake_up_process(desc->thread); + + desc->thr_handler = ipipe_root_domain->irqs[irq].handler; + ipipe_root_domain->irqs[irq].handler = &kick_irqd; + + return 0; +} + +void __init ipipe_init_irq_threads(void) +{ + unsigned irq; + struct irq_desc *desc; + + create_irq_threads = 1; + + for (irq = 0; irq < NR_IRQS; irq++) { + desc = irq_desc + irq; + if (desc->action != NULL || + (desc->status & IRQ_NOREQUEST) != 0) + ipipe_start_irq_thread(irq, desc); + } +} + +EXPORT_SYMBOL(show_stack); + +#ifdef CONFIG_IPIPE_TRACE_MCOUNT +void notrace _mcount(void); +EXPORT_SYMBOL(_mcount); +#endif /* CONFIG_IPIPE_TRACE_MCOUNT */ diff --git a/arch/blackfin/kernel/irqchip.c b/arch/blackfin/kernel/irqchip.c index 1624e112968..ab8209cbbad 100644 --- a/arch/blackfin/kernel/irqchip.c +++ b/arch/blackfin/kernel/irqchip.c @@ -108,8 +108,9 @@ asmlinkage void asm_do_IRQ(unsigned int irq, struct pt_regs *regs) { struct pt_regs *old_regs; struct irq_desc *desc = irq_desc + irq; +#ifndef CONFIG_IPIPE unsigned short pending, other_ints; - +#endif old_regs = set_irq_regs(regs); /* @@ -137,6 +138,7 @@ asmlinkage void asm_do_IRQ(unsigned int irq, struct pt_regs *regs) #endif generic_handle_irq(irq); +#ifndef CONFIG_IPIPE /* Useless and bugous over the I-pipe: IRQs are threaded. */ /* If we're the only interrupt running (ignoring IRQ15 which is for syscalls), lower our priority to IRQ14 so that softirqs run at that level. If there's another, lower-level interrupt, irq_exit @@ -146,6 +148,7 @@ asmlinkage void asm_do_IRQ(unsigned int irq, struct pt_regs *regs) other_ints = pending & (pending - 1); if (other_ints == 0) lower_to_irq14(); +#endif /* !CONFIG_IPIPE */ irq_exit(); set_irq_regs(old_regs); diff --git a/arch/blackfin/kernel/mcount.S b/arch/blackfin/kernel/mcount.S new file mode 100644 index 00000000000..edcfb3865f4 --- /dev/null +++ b/arch/blackfin/kernel/mcount.S @@ -0,0 +1,70 @@ +/* + * linux/arch/blackfin/mcount.S + * + * Copyright (C) 2006 Analog Devices Inc. + * + * 2007/04/12 Save index, length, modify and base registers. --rpm + */ + +#include +#include + +.text + +.align 4 /* just in case */ + +ENTRY(__mcount) + [--sp] = i0; + [--sp] = i1; + [--sp] = i2; + [--sp] = i3; + [--sp] = l0; + [--sp] = l1; + [--sp] = l2; + [--sp] = l3; + [--sp] = m0; + [--sp] = m1; + [--sp] = m2; + [--sp] = m3; + [--sp] = b0; + [--sp] = b1; + [--sp] = b2; + [--sp] = b3; + [--sp] = ( r7:0, p5:0 ); + [--sp] = ASTAT; + + p1.L = _ipipe_trace_enable; + p1.H = _ipipe_trace_enable; + r7 = [p1]; + CC = r7 == 0; + if CC jump out; + link 0x10; + r0 = 0x0; + [sp + 0xc] = r0; /* v */ + r0 = 0x0; /* type: IPIPE_TRACE_FN */ + r1 = rets; + p0 = [fp]; /* p0: Prior FP */ + r2 = [p0 + 4]; /* r2: Prior RETS */ + call ___ipipe_trace; + unlink; +out: + ASTAT = [sp++]; + ( r7:0, p5:0 ) = [sp++]; + b3 = [sp++]; + b2 = [sp++]; + b1 = [sp++]; + b0 = [sp++]; + m3 = [sp++]; + m2 = [sp++]; + m1 = [sp++]; + m0 = [sp++]; + l3 = [sp++]; + l2 = [sp++]; + l1 = [sp++]; + l0 = [sp++]; + i3 = [sp++]; + i2 = [sp++]; + i1 = [sp++]; + i0 = [sp++]; + rts; +ENDPROC(__mcount) diff --git a/arch/blackfin/kernel/process.c b/arch/blackfin/kernel/process.c index 1ec0faa8c68..33e2e8993f7 100644 --- a/arch/blackfin/kernel/process.c +++ b/arch/blackfin/kernel/process.c @@ -82,11 +82,14 @@ void cpu_idle(void)__attribute__((l1_text)); */ static void default_idle(void) { - local_irq_disable(); +#ifdef CONFIG_IPIPE + ipipe_suspend_domain(); +#endif + local_irq_disable_hw(); if (!need_resched()) idle_with_irq_disabled(); - local_irq_enable(); + local_irq_enable_hw(); } /* diff --git a/arch/blackfin/kernel/time.c b/arch/blackfin/kernel/time.c index ec4dfa38eb0..172b4c58846 100644 --- a/arch/blackfin/kernel/time.c +++ b/arch/blackfin/kernel/time.c @@ -31,7 +31,7 @@ static struct irqaction bfin_timer_irq = { #endif }; -#ifdef CONFIG_TICK_SOURCE_SYSTMR0 +#if defined(CONFIG_TICK_SOURCE_SYSTMR0) || defined(CONFIG_IPIPE) void __init setup_system_timer0(void) { /* Power down the core timer, just to play safe. */ @@ -74,7 +74,7 @@ void __init setup_core_timer(void) static void __init time_sched_init(irqreturn_t(*timer_routine) (int, void *)) { -#ifdef CONFIG_TICK_SOURCE_SYSTMR0 +#if defined(CONFIG_TICK_SOURCE_SYSTMR0) || defined(CONFIG_IPIPE) setup_system_timer0(); bfin_timer_irq.handler = timer_routine; setup_irq(IRQ_TIMER0, &bfin_timer_irq); @@ -94,7 +94,7 @@ static unsigned long gettimeoffset(void) unsigned long offset; unsigned long clocks_per_jiffy; -#ifdef CONFIG_TICK_SOURCE_SYSTMR0 +#if defined(CONFIG_TICK_SOURCE_SYSTMR0) || defined(CONFIG_IPIPE) clocks_per_jiffy = bfin_read_TIMER0_PERIOD(); offset = bfin_read_TIMER0_COUNTER() / \ (((clocks_per_jiffy + 1) * HZ) / USEC_PER_SEC); @@ -133,7 +133,8 @@ irqreturn_t timer_interrupt(int irq, void *dummy) static long last_rtc_update; write_seqlock(&xtime_lock); -#ifdef CONFIG_TICK_SOURCE_SYSTMR0 +#if defined(CONFIG_TICK_SOURCE_SYSTMR0) && !defined(CONFIG_IPIPE) +/* FIXME: Here TIMIL0 is not set when IPIPE enabled, why? */ if (get_gptimer_status(0) & TIMER_STATUS_TIMIL0) { #endif do_timer(1); @@ -155,13 +156,17 @@ irqreturn_t timer_interrupt(int irq, void *dummy) /* Do it again in 60s. */ last_rtc_update = xtime.tv_sec - 600; } -#ifdef CONFIG_TICK_SOURCE_SYSTMR0 +#if defined(CONFIG_TICK_SOURCE_SYSTMR0) && !defined(CONFIG_IPIPE) set_gptimer_status(0, TIMER_STATUS_TIMIL0); } #endif write_sequnlock(&xtime_lock); +#ifdef CONFIG_IPIPE + update_root_process_times(get_irq_regs()); +#else update_process_times(user_mode(get_irq_regs())); +#endif profile_tick(CPU_PROFILING); return IRQ_HANDLED; diff --git a/arch/blackfin/kernel/traps.c b/arch/blackfin/kernel/traps.c index 950cc822fb7..956aefb8468 100644 --- a/arch/blackfin/kernel/traps.c +++ b/arch/blackfin/kernel/traps.c @@ -577,10 +577,15 @@ asmlinkage void trap_c(struct pt_regs *fp) } } - info.si_signo = sig; - info.si_errno = 0; - info.si_addr = (void __user *)fp->pc; - force_sig_info(sig, &info, current); +#ifdef CONFIG_IPIPE + if (!ipipe_trap_notify(fp->seqstat & 0x3f, fp)) +#endif + { + info.si_signo = sig; + info.si_errno = 0; + info.si_addr = (void __user *)fp->pc; + force_sig_info(sig, &info, current); + } trace_buffer_restore(j); return; diff --git a/arch/blackfin/lib/ins.S b/arch/blackfin/lib/ins.S index d60554dce87..1b84b21ca7d 100644 --- a/arch/blackfin/lib/ins.S +++ b/arch/blackfin/lib/ins.S @@ -56,7 +56,16 @@ ENTRY(_insl) #ifdef CONFIG_BFIN_INS_LOWOVERHEAD P0 = R0; /* P0 = port */ +#ifdef CONFIG_IPIPE + [--sp] = rets + [--sp] = (P5:0); + sp += -12 + call ___ipipe_stall_root_raw + sp += 12 + (P5:0) = [sp++]; +#else cli R3; +#endif P1 = R1; /* P1 = address */ P2 = R2; /* P2 = count */ SSYNC; @@ -65,7 +74,14 @@ ENTRY(_insl) [P1++] = R0; NOP; .Llong_loop_e: NOP; +#ifdef CONFIG_IPIPE + sp += -12 + call ___ipipe_unstall_root_raw + sp += 12 + rets = [sp++] +#else sti R3; +#endif RTS; #else P0 = R0; /* P0 = port */ @@ -74,13 +90,28 @@ ENTRY(_insl) SSYNC; LSETUP( .Llong_loop_s, .Llong_loop_e) LC0 = P2; .Llong_loop_s: +#ifdef CONFIG_IPIPE + [--sp] = rets + [--sp] = (P5:0); + sp += -12 + call ___ipipe_stall_root_raw + sp += 12 + (P5:0) = [sp++]; +#else CLI R3; +#endif NOP; NOP; NOP; R0 = [P0]; [P1++] = R0; .Llong_loop_e: +#ifdef CONFIG_IPIPE + sp += -12 + call ___ipipe_unstall_root_raw + sp += 12 + rets = [sp++] +#else STI R3; - +#endif RTS; #endif ENDPROC(_insl) @@ -88,7 +119,16 @@ ENDPROC(_insl) ENTRY(_insw) #ifdef CONFIG_BFIN_INS_LOWOVERHEAD P0 = R0; /* P0 = port */ +#ifdef CONFIG_IPIPE + [--sp] = rets + [--sp] = (P5:0); + sp += -12 + call ___ipipe_stall_root_raw + sp += 12 + (P5:0) = [sp++]; +#else cli R3; +#endif P1 = R1; /* P1 = address */ P2 = R2; /* P2 = count */ SSYNC; @@ -97,7 +137,14 @@ ENTRY(_insw) W[P1++] = R0; NOP; .Lword_loop_e: NOP; +#ifdef CONFIG_IPIPE + sp += -12 + call ___ipipe_unstall_root_raw + sp += 12 + rets = [sp++] +#else sti R3; +#endif RTS; #else P0 = R0; /* P0 = port */ @@ -106,12 +153,28 @@ ENTRY(_insw) SSYNC; LSETUP( .Lword_loop_s, .Lword_loop_e) LC0 = P2; .Lword_loop_s: +#ifdef CONFIG_IPIPE + [--sp] = rets + [--sp] = (P5:0); + sp += -12 + call ___ipipe_stall_root_raw + sp += 12 + (P5:0) = [sp++]; +#else CLI R3; +#endif NOP; NOP; NOP; R0 = W[P0]; W[P1++] = R0; .Lword_loop_e: +#ifdef CONFIG_IPIPE + sp += -12 + call ___ipipe_unstall_root_raw + sp += 12 + rets = [sp++] +#else STI R3; +#endif RTS; #endif @@ -120,7 +183,16 @@ ENDPROC(_insw) ENTRY(_insw_8) #ifdef CONFIG_BFIN_INS_LOWOVERHEAD P0 = R0; /* P0 = port */ +#ifdef CONFIG_IPIPE + [--sp] = rets + [--sp] = (P5:0); + sp += -12 + call ___ipipe_stall_root_raw + sp += 12 + (P5:0) = [sp++]; +#else cli R3; +#endif P1 = R1; /* P1 = address */ P2 = R2; /* P2 = count */ SSYNC; @@ -131,7 +203,14 @@ ENTRY(_insw_8) B[P1++] = R0; NOP; .Lword8_loop_e: NOP; +#ifdef CONFIG_IPIPE + sp += -12 + call ___ipipe_unstall_root_raw + sp += 12 + rets = [sp++] +#else sti R3; +#endif RTS; #else P0 = R0; /* P0 = port */ @@ -140,7 +219,16 @@ ENTRY(_insw_8) SSYNC; LSETUP( .Lword8_loop_s, .Lword8_loop_e) LC0 = P2; .Lword8_loop_s: +#ifdef CONFIG_IPIPE + [--sp] = rets + [--sp] = (P5:0); + sp += -12 + call ___ipipe_stall_root_raw + sp += 12 + (P5:0) = [sp++]; +#else CLI R3; +#endif NOP; NOP; NOP; R0 = W[P0]; B[P1++] = R0; @@ -148,8 +236,14 @@ ENTRY(_insw_8) B[P1++] = R0; NOP; .Lword8_loop_e: +#ifdef CONFIG_IPIPE + sp += -12 + call ___ipipe_unstall_root_raw + sp += 12 + rets = [sp++] +#else STI R3; - +#endif RTS; #endif ENDPROC(_insw_8) @@ -157,7 +251,16 @@ ENDPROC(_insw_8) ENTRY(_insb) #ifdef CONFIG_BFIN_INS_LOWOVERHEAD P0 = R0; /* P0 = port */ +#ifdef CONFIG_IPIPE + [--sp] = rets + [--sp] = (P5:0); + sp += -12 + call ___ipipe_stall_root_raw + sp += 12 + (P5:0) = [sp++]; +#else cli R3; +#endif P1 = R1; /* P1 = address */ P2 = R2; /* P2 = count */ SSYNC; @@ -166,7 +269,14 @@ ENTRY(_insb) B[P1++] = R0; NOP; .Lbyte_loop_e: NOP; +#ifdef CONFIG_IPIPE + sp += -12 + call ___ipipe_unstall_root_raw + sp += 12 + rets = [sp++] +#else sti R3; +#endif RTS; #else P0 = R0; /* P0 = port */ @@ -175,13 +285,28 @@ ENTRY(_insb) SSYNC; LSETUP( .Lbyte_loop_s, .Lbyte_loop_e) LC0 = P2; .Lbyte_loop_s: +#ifdef CONFIG_IPIPE + [--sp] = rets + [--sp] = (P5:0); + sp += -12 + call ___ipipe_stall_root_raw + sp += 12 + (P5:0) = [sp++]; +#else CLI R3; +#endif NOP; NOP; NOP; R0 = B[P0]; B[P1++] = R0; .Lbyte_loop_e: +#ifdef CONFIG_IPIPE + sp += -12 + call ___ipipe_unstall_root_raw + sp += 12 + rets = [sp++] +#else STI R3; - +#endif RTS; #endif ENDPROC(_insb) @@ -189,7 +314,16 @@ ENDPROC(_insb) ENTRY(_insl_16) #ifdef CONFIG_BFIN_INS_LOWOVERHEAD P0 = R0; /* P0 = port */ +#ifdef CONFIG_IPIPE + [--sp] = rets + [--sp] = (P5:0); + sp += -12 + call ___ipipe_stall_root_raw + sp += 12 + (P5:0) = [sp++]; +#else cli R3; +#endif P1 = R1; /* P1 = address */ P2 = R2; /* P2 = count */ SSYNC; @@ -200,7 +334,14 @@ ENTRY(_insl_16) W[P1++] = R0; NOP; .Llong16_loop_e: NOP; +#ifdef CONFIG_IPIPE + sp += -12 + call ___ipipe_unstall_root_raw + sp += 12 + rets = [sp++] +#else sti R3; +#endif RTS; #else P0 = R0; /* P0 = port */ @@ -209,14 +350,30 @@ ENTRY(_insl_16) SSYNC; LSETUP( .Llong16_loop_s, .Llong16_loop_e) LC0 = P2; .Llong16_loop_s: +#ifdef CONFIG_IPIPE + [--sp] = rets + [--sp] = (P5:0); + sp += -12 + call ___ipipe_stall_root_raw + sp += 12 + (P5:0) = [sp++]; +#else CLI R3; +#endif NOP; NOP; NOP; R0 = [P0]; W[P1++] = R0; R0 = R0 >> 16; W[P1++] = R0; .Llong16_loop_e: +#ifdef CONFIG_IPIPE + sp += -12 + call ___ipipe_unstall_root_raw + sp += 12 + rets = [sp++] +#else STI R3; +#endif RTS; #endif ENDPROC(_insl_16) diff --git a/arch/blackfin/mach-bf518/Kconfig b/arch/blackfin/mach-bf518/Kconfig index 00f2d370063..f397ede006b 100644 --- a/arch/blackfin/mach-bf518/Kconfig +++ b/arch/blackfin/mach-bf518/Kconfig @@ -154,29 +154,29 @@ config IRQ_MAC_TX config IRQ_PORTH_INTB int "IRQ_PORTH_INTB" default 11 -config IRQ_TMR0 - int "IRQ_TMR0" - default 12 -config IRQ_TMR1 - int "IRQ_TMR1" +config IRQ_TIMER0 + int "IRQ_TIMER0" + default 8 +config IRQ_TIMER1 + int "IRQ_TIMER1" default 12 -config IRQ_TMR2 - int "IRQ_TMR2" +config IRQ_TIMER2 + int "IRQ_TIMER2" default 12 -config IRQ_TMR3 - int "IRQ_TMR3" +config IRQ_TIMER3 + int "IRQ_TIMER3" default 12 -config IRQ_TMR4 - int "IRQ_TMR4" +config IRQ_TIMER4 + int "IRQ_TIMER4" default 12 -config IRQ_TMR5 - int "IRQ_TMR5" +config IRQ_TIMER5 + int "IRQ_TIMER5" default 12 -config IRQ_TMR6 - int "IRQ_TMR6" +config IRQ_TIMER6 + int "IRQ_TIMER6" default 12 -config IRQ_TMR7 - int "IRQ_TMR7" +config IRQ_TIMER7 + int "IRQ_TIMER7" default 12 config IRQ_PORTG_INTA int "IRQ_PORTG_INTA" diff --git a/arch/blackfin/mach-bf518/include/mach/cdefBF51x_base.h b/arch/blackfin/mach-bf518/include/mach/cdefBF51x_base.h index 9fbcd222198..ee3d4733369 100644 --- a/arch/blackfin/mach-bf518/include/mach/cdefBF51x_base.h +++ b/arch/blackfin/mach-bf518/include/mach/cdefBF51x_base.h @@ -1163,7 +1163,7 @@ static __inline__ void bfin_write_PLL_CTL(unsigned int val) if (val == bfin_read_PLL_CTL()) return; - local_irq_save(flags); + local_irq_save_hw(flags); /* Enable the PLL Wakeup bit in SIC IWR */ iwr0 = bfin_read32(SIC_IWR0); iwr1 = bfin_read32(SIC_IWR1); @@ -1177,7 +1177,7 @@ static __inline__ void bfin_write_PLL_CTL(unsigned int val) bfin_write32(SIC_IWR0, iwr0); bfin_write32(SIC_IWR1, iwr1); - local_irq_restore(flags); + local_irq_restore_hw(flags); } /* Writing to VR_CTL initiates a PLL relock sequence. */ @@ -1188,7 +1188,7 @@ static __inline__ void bfin_write_VR_CTL(unsigned int val) if (val == bfin_read_VR_CTL()) return; - local_irq_save(flags); + local_irq_save_hw(flags); /* Enable the PLL Wakeup bit in SIC IWR */ iwr0 = bfin_read32(SIC_IWR0); iwr1 = bfin_read32(SIC_IWR1); @@ -1202,7 +1202,7 @@ static __inline__ void bfin_write_VR_CTL(unsigned int val) bfin_write32(SIC_IWR0, iwr0); bfin_write32(SIC_IWR1, iwr1); - local_irq_restore(flags); + local_irq_restore_hw(flags); } #endif /* _CDEF_BF52X_H */ diff --git a/arch/blackfin/mach-bf518/include/mach/irq.h b/arch/blackfin/mach-bf518/include/mach/irq.h index e5062f107ae..3ff0f093313 100644 --- a/arch/blackfin/mach-bf518/include/mach/irq.h +++ b/arch/blackfin/mach-bf518/include/mach/irq.h @@ -98,14 +98,14 @@ #define IRQ_PORTH_INTA BFIN_IRQ(29) /* Port H Interrupt A */ #define IRQ_MAC_TX BFIN_IRQ(30) /* DMA2 Channel (MAC TX) */ #define IRQ_PORTH_INTB BFIN_IRQ(31) /* Port H Interrupt B */ -#define IRQ_TMR0 BFIN_IRQ(32) /* Timer 0 */ -#define IRQ_TMR1 BFIN_IRQ(33) /* Timer 1 */ -#define IRQ_TMR2 BFIN_IRQ(34) /* Timer 2 */ -#define IRQ_TMR3 BFIN_IRQ(35) /* Timer 3 */ -#define IRQ_TMR4 BFIN_IRQ(36) /* Timer 4 */ -#define IRQ_TMR5 BFIN_IRQ(37) /* Timer 5 */ -#define IRQ_TMR6 BFIN_IRQ(38) /* Timer 6 */ -#define IRQ_TMR7 BFIN_IRQ(39) /* Timer 7 */ +#define IRQ_TIMER0 BFIN_IRQ(32) /* Timer 0 */ +#define IRQ_TIMER1 BFIN_IRQ(33) /* Timer 1 */ +#define IRQ_TIMER2 BFIN_IRQ(34) /* Timer 2 */ +#define IRQ_TIMER3 BFIN_IRQ(35) /* Timer 3 */ +#define IRQ_TIMER4 BFIN_IRQ(36) /* Timer 4 */ +#define IRQ_TIMER5 BFIN_IRQ(37) /* Timer 5 */ +#define IRQ_TIMER6 BFIN_IRQ(38) /* Timer 6 */ +#define IRQ_TIMER7 BFIN_IRQ(39) /* Timer 7 */ #define IRQ_PORTG_INTA BFIN_IRQ(40) /* Port G Interrupt A */ #define IRQ_PORTG_INTB BFIN_IRQ(41) /* Port G Interrupt B */ #define IRQ_MEM_DMA0 BFIN_IRQ(42) /* MDMA Stream 0 */ @@ -230,14 +230,14 @@ #define IRQ_PORTH_INTB_POS 28 /* IAR4 BIT FIELDS */ -#define IRQ_TMR0_POS 0 -#define IRQ_TMR1_POS 4 -#define IRQ_TMR2_POS 8 -#define IRQ_TMR3_POS 12 -#define IRQ_TMR4_POS 16 -#define IRQ_TMR5_POS 20 -#define IRQ_TMR6_POS 24 -#define IRQ_TMR7_POS 28 +#define IRQ_TIMER0_POS 0 +#define IRQ_TIMER1_POS 4 +#define IRQ_TIMER2_POS 8 +#define IRQ_TIMER3_POS 12 +#define IRQ_TIMER4_POS 16 +#define IRQ_TIMER5_POS 20 +#define IRQ_TIMER6_POS 24 +#define IRQ_TIMER7_POS 28 /* IAR5 BIT FIELDS */ #define IRQ_PORTG_INTA_POS 0 diff --git a/arch/blackfin/mach-bf518/ints-priority.c b/arch/blackfin/mach-bf518/ints-priority.c index c490c79194c..3151fd5501c 100644 --- a/arch/blackfin/mach-bf518/ints-priority.c +++ b/arch/blackfin/mach-bf518/ints-priority.c @@ -70,14 +70,14 @@ void __init program_IAR(void) ((CONFIG_IRQ_MAC_TX - 7) << IRQ_MAC_TX_POS) | ((CONFIG_IRQ_PORTH_INTB - 7) << IRQ_PORTH_INTB_POS)); - bfin_write_SIC_IAR4(((CONFIG_IRQ_TMR0 - 7) << IRQ_TMR0_POS) | - ((CONFIG_IRQ_TMR1 - 7) << IRQ_TMR1_POS) | - ((CONFIG_IRQ_TMR2 - 7) << IRQ_TMR2_POS) | - ((CONFIG_IRQ_TMR3 - 7) << IRQ_TMR3_POS) | - ((CONFIG_IRQ_TMR4 - 7) << IRQ_TMR4_POS) | - ((CONFIG_IRQ_TMR5 - 7) << IRQ_TMR5_POS) | - ((CONFIG_IRQ_TMR6 - 7) << IRQ_TMR6_POS) | - ((CONFIG_IRQ_TMR7 - 7) << IRQ_TMR7_POS)); + bfin_write_SIC_IAR4(((CONFIG_IRQ_TIMER0 - 7) << IRQ_TIMER0_POS) | + ((CONFIG_IRQ_TIMER1 - 7) << IRQ_TIMER1_POS) | + ((CONFIG_IRQ_TIMER2 - 7) << IRQ_TIMER2_POS) | + ((CONFIG_IRQ_TIMER3 - 7) << IRQ_TIMER3_POS) | + ((CONFIG_IRQ_TIMER4 - 7) << IRQ_TIMER4_POS) | + ((CONFIG_IRQ_TIMER5 - 7) << IRQ_TIMER5_POS) | + ((CONFIG_IRQ_TIMER6 - 7) << IRQ_TIMER6_POS) | + ((CONFIG_IRQ_TIMER7 - 7) << IRQ_TIMER7_POS)); bfin_write_SIC_IAR5(((CONFIG_IRQ_PORTG_INTA - 7) << IRQ_PORTG_INTA_POS) | ((CONFIG_IRQ_PORTG_INTB - 7) << IRQ_PORTG_INTB_POS) | diff --git a/arch/blackfin/mach-bf527/Kconfig b/arch/blackfin/mach-bf527/Kconfig index 3cde4beeb21..8438ec6d667 100644 --- a/arch/blackfin/mach-bf527/Kconfig +++ b/arch/blackfin/mach-bf527/Kconfig @@ -168,29 +168,29 @@ config IRQ_MAC_TX config IRQ_PORTH_INTB int "IRQ_PORTH_INTB" default 11 -config IRQ_TMR0 - int "IRQ_TMR0" - default 12 -config IRQ_TMR1 - int "IRQ_TMR1" +config IRQ_TIMER0 + int "IRQ_TIMER0" + default 8 +config IRQ_TIMER1 + int "IRQ_TIMER1" default 12 -config IRQ_TMR2 - int "IRQ_TMR2" +config IRQ_TIMER2 + int "IRQ_TIMER2" default 12 -config IRQ_TMR3 - int "IRQ_TMR3" +config IRQ_TIMER3 + int "IRQ_TIMER3" default 12 -config IRQ_TMR4 - int "IRQ_TMR4" +config IRQ_TIMER4 + int "IRQ_TIMER4" default 12 -config IRQ_TMR5 - int "IRQ_TMR5" +config IRQ_TIMER5 + int "IRQ_TIMER5" default 12 -config IRQ_TMR6 - int "IRQ_TMR6" +config IRQ_TIMER6 + int "IRQ_TIMER6" default 12 -config IRQ_TMR7 - int "IRQ_TMR7" +config IRQ_TIMER7 + int "IRQ_TIMER7" default 12 config IRQ_PORTG_INTA int "IRQ_PORTG_INTA" diff --git a/arch/blackfin/mach-bf527/include/mach/cdefBF52x_base.h b/arch/blackfin/mach-bf527/include/mach/cdefBF52x_base.h index 8a374c358ed..1fe76d8e040 100644 --- a/arch/blackfin/mach-bf527/include/mach/cdefBF52x_base.h +++ b/arch/blackfin/mach-bf527/include/mach/cdefBF52x_base.h @@ -1163,7 +1163,7 @@ static __inline__ void bfin_write_PLL_CTL(unsigned int val) if (val == bfin_read_PLL_CTL()) return; - local_irq_save(flags); + local_irq_save_hw(flags); /* Enable the PLL Wakeup bit in SIC IWR */ iwr0 = bfin_read32(SIC_IWR0); iwr1 = bfin_read32(SIC_IWR1); @@ -1177,7 +1177,7 @@ static __inline__ void bfin_write_PLL_CTL(unsigned int val) bfin_write32(SIC_IWR0, iwr0); bfin_write32(SIC_IWR1, iwr1); - local_irq_restore(flags); + local_irq_restore_hw(flags); } /* Writing to VR_CTL initiates a PLL relock sequence. */ @@ -1188,7 +1188,7 @@ static __inline__ void bfin_write_VR_CTL(unsigned int val) if (val == bfin_read_VR_CTL()) return; - local_irq_save(flags); + local_irq_save_hw(flags); /* Enable the PLL Wakeup bit in SIC IWR */ iwr0 = bfin_read32(SIC_IWR0); iwr1 = bfin_read32(SIC_IWR1); @@ -1202,7 +1202,7 @@ static __inline__ void bfin_write_VR_CTL(unsigned int val) bfin_write32(SIC_IWR0, iwr0); bfin_write32(SIC_IWR1, iwr1); - local_irq_restore(flags); + local_irq_restore_hw(flags); } #endif /* _CDEF_BF52X_H */ diff --git a/arch/blackfin/mach-bf527/include/mach/irq.h b/arch/blackfin/mach-bf527/include/mach/irq.h index 4e2b3f2020e..8ea660d8151 100644 --- a/arch/blackfin/mach-bf527/include/mach/irq.h +++ b/arch/blackfin/mach-bf527/include/mach/irq.h @@ -96,14 +96,14 @@ #define IRQ_MAC_TX BFIN_IRQ(30) /* DMA2 Channel (MAC TX/NAND) */ #define IRQ_NFC BFIN_IRQ(30) /* DMA2 Channel (MAC TX/NAND) */ #define IRQ_PORTH_INTB BFIN_IRQ(31) /* Port H Interrupt B */ -#define IRQ_TMR0 BFIN_IRQ(32) /* Timer 0 */ -#define IRQ_TMR1 BFIN_IRQ(33) /* Timer 1 */ -#define IRQ_TMR2 BFIN_IRQ(34) /* Timer 2 */ -#define IRQ_TMR3 BFIN_IRQ(35) /* Timer 3 */ -#define IRQ_TMR4 BFIN_IRQ(36) /* Timer 4 */ -#define IRQ_TMR5 BFIN_IRQ(37) /* Timer 5 */ -#define IRQ_TMR6 BFIN_IRQ(38) /* Timer 6 */ -#define IRQ_TMR7 BFIN_IRQ(39) /* Timer 7 */ +#define IRQ_TIMER0 BFIN_IRQ(32) /* Timer 0 */ +#define IRQ_TIMER1 BFIN_IRQ(33) /* Timer 1 */ +#define IRQ_TIMER2 BFIN_IRQ(34) /* Timer 2 */ +#define IRQ_TIMER3 BFIN_IRQ(35) /* Timer 3 */ +#define IRQ_TIMER4 BFIN_IRQ(36) /* Timer 4 */ +#define IRQ_TIMER5 BFIN_IRQ(37) /* Timer 5 */ +#define IRQ_TIMER6 BFIN_IRQ(38) /* Timer 6 */ +#define IRQ_TIMER7 BFIN_IRQ(39) /* Timer 7 */ #define IRQ_PORTG_INTA BFIN_IRQ(40) /* Port G Interrupt A */ #define IRQ_PORTG_INTB BFIN_IRQ(41) /* Port G Interrupt B */ #define IRQ_MEM_DMA0 BFIN_IRQ(42) /* MDMA Stream 0 */ @@ -227,14 +227,14 @@ #define IRQ_PORTH_INTB_POS 28 /* IAR4 BIT FIELDS */ -#define IRQ_TMR0_POS 0 -#define IRQ_TMR1_POS 4 -#define IRQ_TMR2_POS 8 -#define IRQ_TMR3_POS 12 -#define IRQ_TMR4_POS 16 -#define IRQ_TMR5_POS 20 -#define IRQ_TMR6_POS 24 -#define IRQ_TMR7_POS 28 +#define IRQ_TIMER0_POS 0 +#define IRQ_TIMER1_POS 4 +#define IRQ_TIMER2_POS 8 +#define IRQ_TIMER3_POS 12 +#define IRQ_TIMER4_POS 16 +#define IRQ_TIMER5_POS 20 +#define IRQ_TIMER6_POS 24 +#define IRQ_TIMER7_POS 28 /* IAR5 BIT FIELDS */ #define IRQ_PORTG_INTA_POS 0 diff --git a/arch/blackfin/mach-bf527/ints-priority.c b/arch/blackfin/mach-bf527/ints-priority.c index 8a2367403d2..f8c8acd73e3 100644 --- a/arch/blackfin/mach-bf527/ints-priority.c +++ b/arch/blackfin/mach-bf527/ints-priority.c @@ -69,14 +69,14 @@ void __init program_IAR(void) ((CONFIG_IRQ_MAC_TX - 7) << IRQ_MAC_TX_POS) | ((CONFIG_IRQ_PORTH_INTB - 7) << IRQ_PORTH_INTB_POS)); - bfin_write_SIC_IAR4(((CONFIG_IRQ_TMR0 - 7) << IRQ_TMR0_POS) | - ((CONFIG_IRQ_TMR1 - 7) << IRQ_TMR1_POS) | - ((CONFIG_IRQ_TMR2 - 7) << IRQ_TMR2_POS) | - ((CONFIG_IRQ_TMR3 - 7) << IRQ_TMR3_POS) | - ((CONFIG_IRQ_TMR4 - 7) << IRQ_TMR4_POS) | - ((CONFIG_IRQ_TMR5 - 7) << IRQ_TMR5_POS) | - ((CONFIG_IRQ_TMR6 - 7) << IRQ_TMR6_POS) | - ((CONFIG_IRQ_TMR7 - 7) << IRQ_TMR7_POS)); + bfin_write_SIC_IAR4(((CONFIG_IRQ_TIMER0 - 7) << IRQ_TIMER0_POS) | + ((CONFIG_IRQ_TIMER1 - 7) << IRQ_TIMER1_POS) | + ((CONFIG_IRQ_TIMER2 - 7) << IRQ_TIMER2_POS) | + ((CONFIG_IRQ_TIMER3 - 7) << IRQ_TIMER3_POS) | + ((CONFIG_IRQ_TIMER4 - 7) << IRQ_TIMER4_POS) | + ((CONFIG_IRQ_TIMER5 - 7) << IRQ_TIMER5_POS) | + ((CONFIG_IRQ_TIMER6 - 7) << IRQ_TIMER6_POS) | + ((CONFIG_IRQ_TIMER7 - 7) << IRQ_TIMER7_POS)); bfin_write_SIC_IAR5(((CONFIG_IRQ_PORTG_INTA - 7) << IRQ_PORTG_INTA_POS) | ((CONFIG_IRQ_PORTG_INTB - 7) << IRQ_PORTG_INTB_POS) | diff --git a/arch/blackfin/mach-bf533/Kconfig b/arch/blackfin/mach-bf533/Kconfig index 76beb75f12d..14427de7d77 100644 --- a/arch/blackfin/mach-bf533/Kconfig +++ b/arch/blackfin/mach-bf533/Kconfig @@ -59,7 +59,7 @@ config DMA7_UARTTX default 10 config TIMER0 int "TIMER0" - default 11 + default 8 config TIMER1 int "TIMER1" default 11 diff --git a/arch/blackfin/mach-bf533/include/mach/cdefBF532.h b/arch/blackfin/mach-bf533/include/mach/cdefBF532.h index d7b08f638ea..bbc3c8386d4 100644 --- a/arch/blackfin/mach-bf533/include/mach/cdefBF532.h +++ b/arch/blackfin/mach-bf533/include/mach/cdefBF532.h @@ -684,10 +684,10 @@ static inline void bfin_write_FIO_FLAG_##name(unsigned short val) \ { \ unsigned long flags; \ - local_irq_save(flags); \ + local_irq_save_hw(flags); \ bfin_write16(FIO_FLAG_##name, val); \ bfin_read_CHIPID(); \ - local_irq_restore(flags); \ + local_irq_restore_hw(flags); \ } BFIN_WRITE_FIO_FLAG(D) BFIN_WRITE_FIO_FLAG(C) @@ -699,10 +699,10 @@ static inline u16 bfin_read_FIO_FLAG_##name(void) \ { \ unsigned long flags; \ u16 ret; \ - local_irq_save(flags); \ + local_irq_save_hw(flags); \ ret = bfin_read16(FIO_FLAG_##name); \ bfin_read_CHIPID(); \ - local_irq_restore(flags); \ + local_irq_restore_hw(flags); \ return ret; \ } BFIN_READ_FIO_FLAG(D) @@ -729,7 +729,7 @@ static __inline__ void bfin_write_PLL_CTL(unsigned int val) if (val == bfin_read_PLL_CTL()) return; - local_irq_save(flags); + local_irq_save_hw(flags); /* Enable the PLL Wakeup bit in SIC IWR */ iwr = bfin_read32(SIC_IWR); /* Only allow PPL Wakeup) */ @@ -740,7 +740,7 @@ static __inline__ void bfin_write_PLL_CTL(unsigned int val) asm("IDLE;"); bfin_write32(SIC_IWR, iwr); - local_irq_restore(flags); + local_irq_restore_hw(flags); } /* Writing to VR_CTL initiates a PLL relock sequence. */ @@ -751,7 +751,7 @@ static __inline__ void bfin_write_VR_CTL(unsigned int val) if (val == bfin_read_VR_CTL()) return; - local_irq_save(flags); + local_irq_save_hw(flags); /* Enable the PLL Wakeup bit in SIC IWR */ iwr = bfin_read32(SIC_IWR); /* Only allow PPL Wakeup) */ @@ -762,7 +762,7 @@ static __inline__ void bfin_write_VR_CTL(unsigned int val) asm("IDLE;"); bfin_write32(SIC_IWR, iwr); - local_irq_restore(flags); + local_irq_restore_hw(flags); } #endif /* _CDEF_BF532_H */ diff --git a/arch/blackfin/mach-bf533/include/mach/irq.h b/arch/blackfin/mach-bf533/include/mach/irq.h index e7dd315159d..db1e346cd1a 100644 --- a/arch/blackfin/mach-bf533/include/mach/irq.h +++ b/arch/blackfin/mach-bf533/include/mach/irq.h @@ -100,9 +100,9 @@ Core Emulation ** #define IRQ_SPI 20 /*DMA5 Interrupt (SPI) */ #define IRQ_UART0_RX 21 /*DMA6 Interrupt (UART RX) */ #define IRQ_UART0_TX 22 /*DMA7 Interrupt (UART TX) */ -#define IRQ_TMR0 23 /*Timer 0 */ -#define IRQ_TMR1 24 /*Timer 1 */ -#define IRQ_TMR2 25 /*Timer 2 */ +#define IRQ_TIMER0 23 /*Timer 0 */ +#define IRQ_TIMER1 24 /*Timer 1 */ +#define IRQ_TIMER2 25 /*Timer 2 */ #define IRQ_PROG_INTA 26 /*Programmable Flags A (8) */ #define IRQ_PROG_INTB 27 /*Programmable Flags B (8) */ #define IRQ_MEM_DMA0 28 /*DMA8/9 Interrupt (Memory DMA Stream 0) */ diff --git a/arch/blackfin/mach-bf537/Kconfig b/arch/blackfin/mach-bf537/Kconfig index 8255374c04a..bbc08fd4f12 100644 --- a/arch/blackfin/mach-bf537/Kconfig +++ b/arch/blackfin/mach-bf537/Kconfig @@ -64,29 +64,29 @@ config IRQ_MAC_RX config IRQ_MAC_TX int "IRQ_MAC_TX" default 11 -config IRQ_TMR0 - int "IRQ_TMR0" - default 12 -config IRQ_TMR1 - int "IRQ_TMR1" +config IRQ_TIMER0 + int "IRQ_TIMER0" + default 8 +config IRQ_TIMER1 + int "IRQ_TIMER1" default 12 -config IRQ_TMR2 - int "IRQ_TMR2" +config IRQ_TIMER2 + int "IRQ_TIMER2" default 12 -config IRQ_TMR3 - int "IRQ_TMR3" +config IRQ_TIMER3 + int "IRQ_TIMER3" default 12 -config IRQ_TMR4 - int "IRQ_TMR4" +config IRQ_TIMER4 + int "IRQ_TIMER4" default 12 -config IRQ_TMR5 - int "IRQ_TMR5" +config IRQ_TIMER5 + int "IRQ_TIMER5" default 12 -config IRQ_TMR6 - int "IRQ_TMR6" +config IRQ_TIMER6 + int "IRQ_TIMER6" default 12 -config IRQ_TMR7 - int "IRQ_TMR7" +config IRQ_TIMER7 + int "IRQ_TIMER7" default 12 config IRQ_PROG_INTA int "IRQ_PROG_INTA" diff --git a/arch/blackfin/mach-bf537/include/mach/cdefBF534.h b/arch/blackfin/mach-bf537/include/mach/cdefBF534.h index f3416923be6..5f8b5f845be 100644 --- a/arch/blackfin/mach-bf537/include/mach/cdefBF534.h +++ b/arch/blackfin/mach-bf537/include/mach/cdefBF534.h @@ -1783,7 +1783,7 @@ static __inline__ void bfin_write_PLL_CTL(unsigned int val) if (val == bfin_read_PLL_CTL()) return; - local_irq_save(flags); + local_irq_save_hw(flags); /* Enable the PLL Wakeup bit in SIC IWR */ iwr = bfin_read32(SIC_IWR); /* Only allow PPL Wakeup) */ @@ -1794,7 +1794,7 @@ static __inline__ void bfin_write_PLL_CTL(unsigned int val) asm("IDLE;"); bfin_write32(SIC_IWR, iwr); - local_irq_restore(flags); + local_irq_restore_hw(flags); } /* Writing to VR_CTL initiates a PLL relock sequence. */ @@ -1805,7 +1805,7 @@ static __inline__ void bfin_write_VR_CTL(unsigned int val) if (val == bfin_read_VR_CTL()) return; - local_irq_save(flags); + local_irq_save_hw(flags); /* Enable the PLL Wakeup bit in SIC IWR */ iwr = bfin_read32(SIC_IWR); /* Only allow PPL Wakeup) */ @@ -1816,7 +1816,7 @@ static __inline__ void bfin_write_VR_CTL(unsigned int val) asm("IDLE;"); bfin_write32(SIC_IWR, iwr); - local_irq_restore(flags); + local_irq_restore_hw(flags); } #endif /* _CDEF_BF534_H */ diff --git a/arch/blackfin/mach-bf537/include/mach/irq.h b/arch/blackfin/mach-bf537/include/mach/irq.h index 2e68a8a1e73..b2a71d5d4e5 100644 --- a/arch/blackfin/mach-bf537/include/mach/irq.h +++ b/arch/blackfin/mach-bf537/include/mach/irq.h @@ -82,14 +82,14 @@ #define IRQ_CAN_TX 23 /*CAN Transmit Interrupt */ #define IRQ_MAC_RX 24 /*DMA1 (Ethernet RX) Interrupt */ #define IRQ_MAC_TX 25 /*DMA2 (Ethernet TX) Interrupt */ -#define IRQ_TMR0 26 /*Timer 0 */ -#define IRQ_TMR1 27 /*Timer 1 */ -#define IRQ_TMR2 28 /*Timer 2 */ -#define IRQ_TMR3 29 /*Timer 3 */ -#define IRQ_TMR4 30 /*Timer 4 */ -#define IRQ_TMR5 31 /*Timer 5 */ -#define IRQ_TMR6 32 /*Timer 6 */ -#define IRQ_TMR7 33 /*Timer 7 */ +#define IRQ_TIMER0 26 /*Timer 0 */ +#define IRQ_TIMER1 27 /*Timer 1 */ +#define IRQ_TIMER2 28 /*Timer 2 */ +#define IRQ_TIMER3 29 /*Timer 3 */ +#define IRQ_TIMER4 30 /*Timer 4 */ +#define IRQ_TIMER5 31 /*Timer 5 */ +#define IRQ_TIMER6 32 /*Timer 6 */ +#define IRQ_TIMER7 33 /*Timer 7 */ #define IRQ_PROG_INTA 34 /* PF Ports F&G (PF15:0) Interrupt A */ #define IRQ_PORTG_INTB 35 /* PF Port G (PF15:0) Interrupt B */ #define IRQ_MEM_DMA0 36 /*(Memory DMA Stream 0) */ @@ -195,16 +195,16 @@ #define IRQ_CAN_TX_POS 0 #define IRQ_MAC_RX_POS 4 #define IRQ_MAC_TX_POS 8 -#define IRQ_TMR0_POS 12 -#define IRQ_TMR1_POS 16 -#define IRQ_TMR2_POS 20 -#define IRQ_TMR3_POS 24 -#define IRQ_TMR4_POS 28 +#define IRQ_TIMER0_POS 12 +#define IRQ_TIMER1_POS 16 +#define IRQ_TIMER2_POS 20 +#define IRQ_TIMER3_POS 24 +#define IRQ_TIMER4_POS 28 /* IAR3 BIT FIELDS*/ -#define IRQ_TMR5_POS 0 -#define IRQ_TMR6_POS 4 -#define IRQ_TMR7_POS 8 +#define IRQ_TIMER5_POS 0 +#define IRQ_TIMER6_POS 4 +#define IRQ_TIMER7_POS 8 #define IRQ_PROG_INTA_POS 12 #define IRQ_PORTG_INTB_POS 16 #define IRQ_MEM_DMA0_POS 20 diff --git a/arch/blackfin/mach-bf537/ints-priority.c b/arch/blackfin/mach-bf537/ints-priority.c index b1300b3f181..51c48087e03 100644 --- a/arch/blackfin/mach-bf537/ints-priority.c +++ b/arch/blackfin/mach-bf537/ints-priority.c @@ -55,15 +55,15 @@ void __init program_IAR(void) bfin_write_SIC_IAR2(((CONFIG_IRQ_CAN_TX - 7) << IRQ_CAN_TX_POS) | ((CONFIG_IRQ_MAC_RX - 7) << IRQ_MAC_RX_POS) | ((CONFIG_IRQ_MAC_TX - 7) << IRQ_MAC_TX_POS) | - ((CONFIG_IRQ_TMR0 - 7) << IRQ_TMR0_POS) | - ((CONFIG_IRQ_TMR1 - 7) << IRQ_TMR1_POS) | - ((CONFIG_IRQ_TMR2 - 7) << IRQ_TMR2_POS) | - ((CONFIG_IRQ_TMR3 - 7) << IRQ_TMR3_POS) | - ((CONFIG_IRQ_TMR4 - 7) << IRQ_TMR4_POS)); + ((CONFIG_IRQ_TIMER0 - 7) << IRQ_TIMER0_POS) | + ((CONFIG_IRQ_TIMER1 - 7) << IRQ_TIMER1_POS) | + ((CONFIG_IRQ_TIMER2 - 7) << IRQ_TIMER2_POS) | + ((CONFIG_IRQ_TIMER3 - 7) << IRQ_TIMER3_POS) | + ((CONFIG_IRQ_TIMER4 - 7) << IRQ_TIMER4_POS)); - bfin_write_SIC_IAR3(((CONFIG_IRQ_TMR5 - 7) << IRQ_TMR5_POS) | - ((CONFIG_IRQ_TMR6 - 7) << IRQ_TMR6_POS) | - ((CONFIG_IRQ_TMR7 - 7) << IRQ_TMR7_POS) | + bfin_write_SIC_IAR3(((CONFIG_IRQ_TIMER5 - 7) << IRQ_TIMER5_POS) | + ((CONFIG_IRQ_TIMER6 - 7) << IRQ_TIMER6_POS) | + ((CONFIG_IRQ_TIMER7 - 7) << IRQ_TIMER7_POS) | ((CONFIG_IRQ_PROG_INTA - 7) << IRQ_PROG_INTA_POS) | ((CONFIG_IRQ_PORTG_INTB - 7) << IRQ_PORTG_INTB_POS) | ((CONFIG_IRQ_MEM_DMA0 - 7) << IRQ_MEM_DMA0_POS) | diff --git a/arch/blackfin/mach-bf538/Kconfig b/arch/blackfin/mach-bf538/Kconfig index a6f3307758c..f068c3523cd 100644 --- a/arch/blackfin/mach-bf538/Kconfig +++ b/arch/blackfin/mach-bf538/Kconfig @@ -55,14 +55,14 @@ config IRQ_UART0_RX config IRQ_UART0_TX int "IRQ_UART0_TX" default 10 -config IRQ_TMR0 - int "IRQ_TMR0" - default 11 -config IRQ_TMR1 - int "IRQ_TMR1" +config IRQ_TIMER0 + int "IRQ_TIMER0" + default 8 +config IRQ_TIMER1 + int "IRQ_TIMER1" default 11 -config IRQ_TMR2 - int "IRQ_TMR2" +config IRQ_TIMER2 + int "IRQ_TIMER2" default 11 config IRQ_PORTF_INTA int "IRQ_PORTF_INTA" diff --git a/arch/blackfin/mach-bf538/include/mach/cdefBF538.h b/arch/blackfin/mach-bf538/include/mach/cdefBF538.h index 7e469b8d939..241725bc698 100644 --- a/arch/blackfin/mach-bf538/include/mach/cdefBF538.h +++ b/arch/blackfin/mach-bf538/include/mach/cdefBF538.h @@ -2063,7 +2063,7 @@ static __inline__ void bfin_write_PLL_CTL(unsigned int val) if (val == bfin_read_PLL_CTL()) return; - local_irq_save(flags); + local_irq_save_hw(flags); /* Enable the PLL Wakeup bit in SIC IWR */ iwr0 = bfin_read32(SIC_IWR0); iwr1 = bfin_read32(SIC_IWR1); @@ -2077,7 +2077,7 @@ static __inline__ void bfin_write_PLL_CTL(unsigned int val) bfin_write32(SIC_IWR0, iwr0); bfin_write32(SIC_IWR1, iwr1); - local_irq_restore(flags); + local_irq_restore_hw(flags); } /* Writing to VR_CTL initiates a PLL relock sequence. */ @@ -2088,7 +2088,7 @@ static __inline__ void bfin_write_VR_CTL(unsigned int val) if (val == bfin_read_VR_CTL()) return; - local_irq_save(flags); + local_irq_save_hw(flags); /* Enable the PLL Wakeup bit in SIC IWR */ iwr0 = bfin_read32(SIC_IWR0); iwr1 = bfin_read32(SIC_IWR1); @@ -2102,7 +2102,7 @@ static __inline__ void bfin_write_VR_CTL(unsigned int val) bfin_write32(SIC_IWR0, iwr0); bfin_write32(SIC_IWR1, iwr1); - local_irq_restore(flags); + local_irq_restore_hw(flags); } #endif diff --git a/arch/blackfin/mach-bf538/include/mach/irq.h b/arch/blackfin/mach-bf538/include/mach/irq.h index 60bdac4cb6a..fdc87fe2c17 100644 --- a/arch/blackfin/mach-bf538/include/mach/irq.h +++ b/arch/blackfin/mach-bf538/include/mach/irq.h @@ -81,9 +81,9 @@ #define IRQ_SPI0 BFIN_IRQ(13) /* DMA 5 Channel (SPI0) */ #define IRQ_UART0_RX BFIN_IRQ(14) /* DMA 6 Channel (UART0 RX) */ #define IRQ_UART0_TX BFIN_IRQ(15) /* DMA 7 Channel (UART0 TX) */ -#define IRQ_TMR0 BFIN_IRQ(16) /* Timer 0 */ -#define IRQ_TMR1 BFIN_IRQ(17) /* Timer 1 */ -#define IRQ_TMR2 BFIN_IRQ(18) /* Timer 2 */ +#define IRQ_TIMER0 BFIN_IRQ(16) /* Timer 0 */ +#define IRQ_TIMER1 BFIN_IRQ(17) /* Timer 1 */ +#define IRQ_TIMER2 BFIN_IRQ(18) /* Timer 2 */ #define IRQ_PORTF_INTA BFIN_IRQ(19) /* Port F Interrupt A */ #define IRQ_PORTF_INTB BFIN_IRQ(20) /* Port F Interrupt B */ #define IRQ_MEM0_DMA0 BFIN_IRQ(21) /* MDMA0 Stream 0 */ @@ -168,9 +168,9 @@ #define IRQ_UART0_TX_POS 28 /* IAR2 BIT FIELDS */ -#define IRQ_TMR0_POS 0 -#define IRQ_TMR1_POS 4 -#define IRQ_TMR2_POS 8 +#define IRQ_TIMER0_POS 0 +#define IRQ_TIMER1_POS 4 +#define IRQ_TIMER2_POS 8 #define IRQ_PORTF_INTA_POS 12 #define IRQ_PORTF_INTB_POS 16 #define IRQ_MEM0_DMA0_POS 20 diff --git a/arch/blackfin/mach-bf538/ints-priority.c b/arch/blackfin/mach-bf538/ints-priority.c index f81f2ac9184..70d17e550e0 100644 --- a/arch/blackfin/mach-bf538/ints-priority.c +++ b/arch/blackfin/mach-bf538/ints-priority.c @@ -53,9 +53,9 @@ void __init program_IAR(void) ((CONFIG_IRQ_UART0_RX - 7) << IRQ_UART0_RX_POS) | ((CONFIG_IRQ_UART0_TX - 7) << IRQ_UART0_TX_POS)); - bfin_write_SIC_IAR2(((CONFIG_IRQ_TMR0 - 7) << IRQ_TMR0_POS) | - ((CONFIG_IRQ_TMR1 - 7) << IRQ_TMR1_POS) | - ((CONFIG_IRQ_TMR2 - 7) << IRQ_TMR2_POS) | + bfin_write_SIC_IAR2(((CONFIG_IRQ_TIMER0 - 7) << IRQ_TIMER0_POS) | + ((CONFIG_IRQ_TIMER1 - 7) << IRQ_TIMER1_POS) | + ((CONFIG_IRQ_TIMER2 - 7) << IRQ_TIMER2_POS) | ((CONFIG_IRQ_PORTF_INTA - 7) << IRQ_PORTF_INTA_POS) | ((CONFIG_IRQ_PORTF_INTB - 7) << IRQ_PORTF_INTB_POS) | ((CONFIG_IRQ_MEM0_DMA0 - 7) << IRQ_MEM0_DMA0_POS) | diff --git a/arch/blackfin/mach-bf548/Kconfig b/arch/blackfin/mach-bf548/Kconfig index 1bfcd8f646a..dcf65715905 100644 --- a/arch/blackfin/mach-bf548/Kconfig +++ b/arch/blackfin/mach-bf548/Kconfig @@ -250,7 +250,7 @@ config IRQ_OTPSEC default 11 config IRQ_TIMER0 int "IRQ_TIMER0" - default 11 + default 8 config IRQ_TIMER1 int "IRQ_TIMER1" default 11 diff --git a/arch/blackfin/mach-bf548/include/mach/cdefBF54x_base.h b/arch/blackfin/mach-bf548/include/mach/cdefBF54x_base.h index 0a3b210daad..6e636c418cb 100644 --- a/arch/blackfin/mach-bf548/include/mach/cdefBF54x_base.h +++ b/arch/blackfin/mach-bf548/include/mach/cdefBF54x_base.h @@ -2702,7 +2702,7 @@ static __inline__ void bfin_write_PLL_CTL(unsigned int val) if (val == bfin_read_PLL_CTL()) return; - local_irq_save(flags); + local_irq_save_hw(flags); /* Enable the PLL Wakeup bit in SIC IWR */ iwr0 = bfin_read32(SIC_IWR0); iwr1 = bfin_read32(SIC_IWR1); @@ -2719,7 +2719,7 @@ static __inline__ void bfin_write_PLL_CTL(unsigned int val) bfin_write32(SIC_IWR0, iwr0); bfin_write32(SIC_IWR1, iwr1); bfin_write32(SIC_IWR2, iwr2); - local_irq_restore(flags); + local_irq_restore_hw(flags); } /* Writing to VR_CTL initiates a PLL relock sequence. */ @@ -2730,7 +2730,7 @@ static __inline__ void bfin_write_VR_CTL(unsigned int val) if (val == bfin_read_VR_CTL()) return; - local_irq_save(flags); + local_irq_save_hw(flags); /* Enable the PLL Wakeup bit in SIC IWR */ iwr0 = bfin_read32(SIC_IWR0); iwr1 = bfin_read32(SIC_IWR1); @@ -2747,7 +2747,7 @@ static __inline__ void bfin_write_VR_CTL(unsigned int val) bfin_write32(SIC_IWR0, iwr0); bfin_write32(SIC_IWR1, iwr1); bfin_write32(SIC_IWR2, iwr2); - local_irq_restore(flags); + local_irq_restore_hw(flags); } #endif /* _CDEF_BF54X_H */ diff --git a/arch/blackfin/mach-bf548/include/mach/irq.h b/arch/blackfin/mach-bf548/include/mach/irq.h index ad380d1f587..60299a71e09 100644 --- a/arch/blackfin/mach-bf548/include/mach/irq.h +++ b/arch/blackfin/mach-bf548/include/mach/irq.h @@ -158,7 +158,7 @@ Events (highest priority) EMU 0 #define IRQ_PINT2 BFIN_IRQ(94) /* PINT2 Interrupt */ #define IRQ_PINT3 BFIN_IRQ(95) /* PINT3 Interrupt */ -#define SYS_IRQS IRQ_PINT3 +#define SYS_IRQS IRQ_PINT3 #define BFIN_PA_IRQ(x) ((x) + SYS_IRQS + 1) #define IRQ_PA0 BFIN_PA_IRQ(0) diff --git a/arch/blackfin/mach-bf561/Kconfig b/arch/blackfin/mach-bf561/Kconfig index 5d56438cad2..638ec38ca47 100644 --- a/arch/blackfin/mach-bf561/Kconfig +++ b/arch/blackfin/mach-bf561/Kconfig @@ -138,7 +138,7 @@ config IRQ_DMA2_11 default 9 config IRQ_TIMER0 int "TIMER 0 Interrupt" - default 10 + default 8 config IRQ_TIMER1 int "TIMER 1 Interrupt" default 10 diff --git a/arch/blackfin/mach-bf561/include/mach/cdefBF561.h b/arch/blackfin/mach-bf561/include/mach/cdefBF561.h index b16875d735b..95d609f11c9 100644 --- a/arch/blackfin/mach-bf561/include/mach/cdefBF561.h +++ b/arch/blackfin/mach-bf561/include/mach/cdefBF561.h @@ -1537,7 +1537,7 @@ static __inline__ void bfin_write_PLL_CTL(unsigned int val) if (val == bfin_read_PLL_CTL()) return; - local_irq_save(flags); + local_irq_save_hw(flags); /* Enable the PLL Wakeup bit in SIC IWR */ iwr0 = bfin_read32(SICA_IWR0); iwr1 = bfin_read32(SICA_IWR1); @@ -1551,7 +1551,7 @@ static __inline__ void bfin_write_PLL_CTL(unsigned int val) bfin_write32(SICA_IWR0, iwr0); bfin_write32(SICA_IWR1, iwr1); - local_irq_restore(flags); + local_irq_restore_hw(flags); } /* Writing to VR_CTL initiates a PLL relock sequence. */ @@ -1562,7 +1562,7 @@ static __inline__ void bfin_write_VR_CTL(unsigned int val) if (val == bfin_read_VR_CTL()) return; - local_irq_save(flags); + local_irq_save_hw(flags); /* Enable the PLL Wakeup bit in SIC IWR */ iwr0 = bfin_read32(SICA_IWR0); iwr1 = bfin_read32(SICA_IWR1); @@ -1576,7 +1576,7 @@ static __inline__ void bfin_write_VR_CTL(unsigned int val) bfin_write32(SICA_IWR0, iwr0); bfin_write32(SICA_IWR1, iwr1); - local_irq_restore(flags); + local_irq_restore_hw(flags); } #endif /* _CDEF_BF561_H */ diff --git a/arch/blackfin/mach-common/cpufreq.c b/arch/blackfin/mach-common/cpufreq.c index 56f68d879b3..72e16605ca0 100644 --- a/arch/blackfin/mach-common/cpufreq.c +++ b/arch/blackfin/mach-common/cpufreq.c @@ -104,7 +104,7 @@ static int bfin_target(struct cpufreq_policy *policy, cclk_hz, target_freq, freqs.old); cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE); - local_irq_save(flags); + local_irq_save_hw(flags); plldiv = (bfin_read_PLL_DIV() & SSEL) | dpm_state_table[index].csel; tscale = dpm_state_table[index].tscale; bfin_write_PLL_DIV(plldiv); @@ -115,7 +115,7 @@ static int bfin_target(struct cpufreq_policy *policy, cycles += 10; /* ~10 cycles we lose after get_cycles() */ __bfin_cycles_off += (cycles << __bfin_cycles_mod) - (cycles << index); __bfin_cycles_mod = index; - local_irq_restore(flags); + local_irq_restore_hw(flags); /* TODO: just test case for cycles clock source, remove later */ pr_debug("cpufreq: done\n"); cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE); diff --git a/arch/blackfin/mach-common/interrupt.S b/arch/blackfin/mach-common/interrupt.S index 2604b532897..c1bdd1edc8e 100644 --- a/arch/blackfin/mach-common/interrupt.S +++ b/arch/blackfin/mach-common/interrupt.S @@ -129,8 +129,15 @@ __common_int_entry: #endif r1 = sp; SP += -12; +#ifdef CONFIG_IPIPE + call ___ipipe_grab_irq + SP += 12; + cc = r0 == 0; + if cc jump .Lcommon_restore_context; +#else /* CONFIG_IPIPE */ call _do_irq; SP += 12; +#endif /* CONFIG_IPIPE */ call _return_from_int; .Lcommon_restore_context: RESTORE_CONTEXT @@ -247,3 +254,56 @@ ENTRY(_evt_system_call) call _system_call; jump .Lcommon_restore_context; ENDPROC(_evt_system_call) + +#ifdef CONFIG_IPIPE +ENTRY(___ipipe_call_irqtail) + r0.l = 1f; + r0.h = 1f; + reti = r0; + rti; +1: + [--sp] = rets; + [--sp] = ( r7:4, p5:3 ); + p0.l = ___ipipe_irq_tail_hook; + p0.h = ___ipipe_irq_tail_hook; + p0 = [p0]; + sp += -12; + call (p0); + sp += 12; + ( r7:4, p5:3 ) = [sp++]; + rets = [sp++]; + + [--sp] = reti; + reti = [sp++]; /* IRQs are off. */ + r0.h = 3f; + r0.l = 3f; + p0.l = lo(EVT14); + p0.h = hi(EVT14); + [p0] = r0; + csync; + r0 = 0x401f; + sti r0; + raise 14; + [--sp] = reti; /* IRQs on. */ +2: + jump 2b; /* Likely paranoid. */ +3: + sp += 4; /* Discard saved RETI */ + r0.h = _evt14_softirq; + r0.l = _evt14_softirq; + p0.l = lo(EVT14); + p0.h = hi(EVT14); + [p0] = r0; + csync; + p0.l = _bfin_irq_flags; + p0.h = _bfin_irq_flags; + r0 = [p0]; + sti r0; +#if 0 /* FIXME: this actually raises scheduling latencies */ + /* Reenable interrupts */ + [--sp] = reti; + r0 = [sp++]; +#endif + rts; +ENDPROC(___ipipe_call_irqtail) +#endif /* CONFIG_IPIPE */ diff --git a/arch/blackfin/mach-common/ints-priority.c b/arch/blackfin/mach-common/ints-priority.c index 7c1db775751..1bba6030dce 100644 --- a/arch/blackfin/mach-common/ints-priority.c +++ b/arch/blackfin/mach-common/ints-priority.c @@ -34,6 +34,9 @@ #include #include #include +#ifdef CONFIG_IPIPE +#include +#endif #ifdef CONFIG_KGDB #include #endif @@ -135,8 +138,8 @@ static void bfin_ack_noop(unsigned int irq) static void bfin_core_mask_irq(unsigned int irq) { bfin_irq_flags &= ~(1 << irq); - if (!irqs_disabled()) - local_irq_enable(); + if (!irqs_disabled_hw()) + local_irq_enable_hw(); } static void bfin_core_unmask_irq(unsigned int irq) @@ -151,8 +154,8 @@ static void bfin_core_unmask_irq(unsigned int irq) * local_irq_enable just does "STI bfin_irq_flags", so it's exactly * what we need. */ - if (!irqs_disabled()) - local_irq_enable(); + if (!irqs_disabled_hw()) + local_irq_enable_hw(); return; } @@ -235,7 +238,7 @@ int bfin_internal_set_wake(unsigned int irq, unsigned int state) break; } - local_irq_save(flags); + local_irq_save_hw(flags); if (state) { bfin_sic_iwr[bank] |= (1 << bit); @@ -246,7 +249,7 @@ int bfin_internal_set_wake(unsigned int irq, unsigned int state) vr_wakeup &= ~wakeup; } - local_irq_restore(flags); + local_irq_restore_hw(flags); return 0; } @@ -272,6 +275,19 @@ static struct irq_chip bfin_internal_irqchip = { #endif }; +static void bfin_handle_irq(unsigned irq) +{ +#ifdef CONFIG_IPIPE + struct pt_regs regs; /* Contents not used. */ + ipipe_trace_irq_entry(irq); + __ipipe_handle_irq(irq, ®s); + ipipe_trace_irq_exit(irq); +#else /* !CONFIG_IPIPE */ + struct irq_desc *desc = irq_desc + irq; + desc->handle_irq(irq, desc); +#endif /* !CONFIG_IPIPE */ +} + #ifdef BF537_GENERIC_ERROR_INT_DEMUX static int error_int_mask; @@ -325,10 +341,9 @@ static void bfin_demux_error_irq(unsigned int int_err_irq, irq = IRQ_UART1_ERROR; if (irq) { - if (error_int_mask & (1L << (irq - IRQ_PPI_ERROR))) { - struct irq_desc *desc = irq_desc + irq; - desc->handle_irq(irq, desc); - } else { + if (error_int_mask & (1L << (irq - IRQ_PPI_ERROR))) + bfin_handle_irq(irq); + else { switch (irq) { case IRQ_PPI_ERROR: @@ -374,10 +389,14 @@ static void bfin_demux_error_irq(unsigned int int_err_irq, static inline void bfin_set_irq_handler(unsigned irq, irq_flow_handler_t handle) { +#ifdef CONFIG_IPIPE + _set_irq_handler(irq, handle_edge_irq); +#else struct irq_desc *desc = irq_desc + irq; /* May not call generic set_irq_handler() due to spinlock recursion. */ desc->handle_irq = handle; +#endif } static DECLARE_BITMAP(gpio_enabled, MAX_BLACKFIN_GPIOS); @@ -563,10 +582,8 @@ static void bfin_demux_gpio_irq(unsigned int inta_irq, mask = get_gpiop_data(i) & get_gpiop_maska(i); while (mask) { - if (mask & 1) { - desc = irq_desc + irq; - desc->handle_irq(irq, desc); - } + if (mask & 1) + bfin_handle_irq(irq); irq++; mask >>= 1; } @@ -576,10 +593,8 @@ static void bfin_demux_gpio_irq(unsigned int inta_irq, mask = get_gpiop_data(gpio) & get_gpiop_maska(gpio); do { - if (mask & 1) { - desc = irq_desc + irq; - desc->handle_irq(irq, desc); - } + if (mask & 1) + bfin_handle_irq(irq); irq++; mask >>= 1; } while (mask); @@ -900,8 +915,7 @@ static void bfin_demux_gpio_irq(unsigned int inta_irq, while (request) { if (request & 1) { irq = pint2irq_lut[pint_val] + SYS_IRQS; - desc = irq_desc + irq; - desc->handle_irq(irq, desc); + bfin_handle_irq(irq); } pint_val++; request >>= 1; @@ -1025,11 +1039,10 @@ int __init init_arch_irq(void) break; #ifdef BF537_GENERIC_ERROR_INT_DEMUX case IRQ_GENERIC_ERROR: - set_irq_handler(irq, bfin_demux_error_irq); - + set_irq_chained_handler(irq, bfin_demux_error_irq); break; #endif -#ifdef CONFIG_TICK_SOURCE_SYSTMR0 +#if defined(CONFIG_TICK_SOURCE_SYSTMR0) || defined(CONFIG_IPIPE) case IRQ_TIMER0: set_irq_handler(irq, handle_percpu_irq); break; @@ -1041,7 +1054,17 @@ int __init init_arch_irq(void) break; #endif default: +#ifdef CONFIG_IPIPE + /* + * We want internal interrupt sources to be masked, because + * ISRs may trigger interrupts recursively (e.g. DMA), but + * interrupts are _not_ masked at CPU level. So let's handle + * them as level interrupts. + */ + set_irq_handler(irq, handle_level_irq); +#else /* !CONFIG_IPIPE */ set_irq_handler(irq, handle_simple_irq); +#endif /* !CONFIG_IPIPE */ break; } } @@ -1101,6 +1124,14 @@ int __init init_arch_irq(void) bfin_write_SIC_IWR(IWR_DISABLE_ALL); #endif +#ifdef CONFIG_IPIPE + for (irq = 0; irq < NR_IRQS; irq++) { + struct irq_desc *desc = irq_desc + irq; + desc->ic_prio = __ipipe_get_irq_priority(irq); + desc->thr_prio = __ipipe_get_irqthread_priority(irq); + } +#endif /* CONFIG_IPIPE */ + return 0; } @@ -1156,3 +1187,161 @@ void do_irq(int vec, struct pt_regs *fp) } asm_do_IRQ(vec, fp); } + +#ifdef CONFIG_IPIPE + +int __ipipe_get_irq_priority(unsigned irq) +{ + int ient, prio; + + if (irq <= IRQ_CORETMR) + return irq; + + for (ient = 0; ient < NR_PERI_INTS; ient++) { + struct ivgx *ivg = ivg_table + ient; + if (ivg->irqno == irq) { + for (prio = 0; prio <= IVG13-IVG7; prio++) { + if (ivg7_13[prio].ifirst <= ivg && + ivg7_13[prio].istop > ivg) + return IVG7 + prio; + } + } + } + + return IVG15; +} + +int __ipipe_get_irqthread_priority(unsigned irq) +{ + int ient, prio; + int demux_irq; + + /* The returned priority value is rescaled to [0..IVG13+1] + * with 0 being the lowest effective priority level. */ + + if (irq <= IRQ_CORETMR) + return IVG13 - irq + 1; + + /* GPIO IRQs are given the priority of the demux + * interrupt. */ + if (IS_GPIOIRQ(irq)) { +#if defined(CONFIG_BF54x) + u32 bank = PINT_2_BANK(irq2pint_lut[irq - SYS_IRQS]); + demux_irq = (bank == 0 ? IRQ_PINT0 : + bank == 1 ? IRQ_PINT1 : + bank == 2 ? IRQ_PINT2 : + IRQ_PINT3); +#elif defined(CONFIG_BF561) + demux_irq = (irq >= IRQ_PF32 ? IRQ_PROG2_INTA : + irq >= IRQ_PF16 ? IRQ_PROG1_INTA : + IRQ_PROG0_INTA); +#elif defined(CONFIG_BF52x) + demux_irq = (irq >= IRQ_PH0 ? IRQ_PORTH_INTA : + irq >= IRQ_PG0 ? IRQ_PORTG_INTA : + IRQ_PORTF_INTA); +#else + demux_irq = irq; +#endif + return IVG13 - PRIO_GPIODEMUX(demux_irq) + 1; + } + + /* The GPIO demux interrupt is given a lower priority + * than the GPIO IRQs, so that its threaded handler + * unmasks the interrupt line after the decoded IRQs + * have been processed. */ + prio = PRIO_GPIODEMUX(irq); + /* demux irq? */ + if (prio != -1) + return IVG13 - prio; + + for (ient = 0; ient < NR_PERI_INTS; ient++) { + struct ivgx *ivg = ivg_table + ient; + if (ivg->irqno == irq) { + for (prio = 0; prio <= IVG13-IVG7; prio++) { + if (ivg7_13[prio].ifirst <= ivg && + ivg7_13[prio].istop > ivg) + return IVG7 - prio; + } + } + } + + return 0; +} + +/* Hw interrupts are disabled on entry (check SAVE_CONTEXT). */ +#ifdef CONFIG_DO_IRQ_L1 +__attribute__((l1_text)) +#endif +asmlinkage int __ipipe_grab_irq(int vec, struct pt_regs *regs) +{ + struct ivgx *ivg_stop = ivg7_13[vec-IVG7].istop; + struct ivgx *ivg = ivg7_13[vec-IVG7].ifirst; + int irq; + + if (likely(vec == EVT_IVTMR_P)) { + irq = IRQ_CORETMR; + goto handle_irq; + } + + SSYNC(); + +#if defined(CONFIG_BF54x) || defined(CONFIG_BF52x) || defined(CONFIG_BF561) + { + unsigned long sic_status[3]; + + sic_status[0] = bfin_read_SIC_ISR0() & bfin_read_SIC_IMASK0(); + sic_status[1] = bfin_read_SIC_ISR1() & bfin_read_SIC_IMASK1(); +#ifdef CONFIG_BF54x + sic_status[2] = bfin_read_SIC_ISR2() & bfin_read_SIC_IMASK2(); +#endif + for (;; ivg++) { + if (ivg >= ivg_stop) { + atomic_inc(&num_spurious); + return 0; + } + if (sic_status[(ivg->irqno - IVG7) / 32] & ivg->isrflag) + break; + } + } +#else + { + unsigned long sic_status; + + sic_status = bfin_read_SIC_IMASK() & bfin_read_SIC_ISR(); + + for (;; ivg++) { + if (ivg >= ivg_stop) { + atomic_inc(&num_spurious); + return 0; + } else if (sic_status & ivg->isrflag) + break; + } + } +#endif + + irq = ivg->irqno; + + if (irq == IRQ_SYSTMR) { + bfin_write_TIMER_STATUS(1); /* Latch TIMIL0 */ + /* This is basically what we need from the register frame. */ + __raw_get_cpu_var(__ipipe_tick_regs).ipend = regs->ipend; + __raw_get_cpu_var(__ipipe_tick_regs).pc = regs->pc; + if (!ipipe_root_domain_p) + __raw_get_cpu_var(__ipipe_tick_regs).ipend |= 0x10; + else + __raw_get_cpu_var(__ipipe_tick_regs).ipend &= ~0x10; + } + +handle_irq: + + ipipe_trace_irq_entry(irq); + __ipipe_handle_irq(irq, regs); + ipipe_trace_irq_exit(irq); + + if (ipipe_root_domain_p) + return !test_bit(IPIPE_STALL_FLAG, &ipipe_root_cpudom_var(status)); + + return 0; +} + +#endif /* CONFIG_IPIPE */ diff --git a/arch/blackfin/mach-common/pm.c b/arch/blackfin/mach-common/pm.c index 96600b8cb6a..d3d70fd67c1 100644 --- a/arch/blackfin/mach-common/pm.c +++ b/arch/blackfin/mach-common/pm.c @@ -71,7 +71,7 @@ void bfin_pm_suspend_standby_enter(void) gpio_pm_wakeup_request(CONFIG_PM_WAKEUP_GPIO_NUMBER, WAKEUP_TYPE); #endif - local_irq_save(flags); + local_irq_save_hw(flags); bfin_pm_standby_setup(); #ifdef CONFIG_PM_BFIN_SLEEP_DEEPER @@ -105,7 +105,7 @@ void bfin_pm_suspend_standby_enter(void) bfin_write_SIC_IWR(IWR_DISABLE_ALL); #endif - local_irq_restore(flags); + local_irq_restore_hw(flags); } int bf53x_suspend_l1_mem(unsigned char *memptr) @@ -249,12 +249,12 @@ int bfin_pm_suspend_mem_enter(void) wakeup |= GPWE; #endif - local_irq_save(flags); + local_irq_save_hw(flags); ret = blackfin_dma_suspend(); if (ret) { - local_irq_restore(flags); + local_irq_restore_hw(flags); kfree(memptr); return ret; } @@ -275,7 +275,7 @@ int bfin_pm_suspend_mem_enter(void) bfin_gpio_pm_hibernate_restore(); blackfin_dma_resume(); - local_irq_restore(flags); + local_irq_restore_hw(flags); kfree(memptr); return 0; diff --git a/arch/blackfin/mach-common/smp.c b/arch/blackfin/mach-common/smp.c index 66c47a702da..77c99284709 100644 --- a/arch/blackfin/mach-common/smp.c +++ b/arch/blackfin/mach-common/smp.c @@ -348,7 +348,7 @@ int __cpuinit __cpu_up(unsigned int cpu) static void __cpuinit setup_secondary(unsigned int cpu) { -#ifndef CONFIG_TICK_SOURCE_SYSTMR0 +#if !(defined(CONFIG_TICK_SOURCE_SYSTMR0) || defined(CONFIG_IPIPE)) struct irq_desc *timer_desc; #endif unsigned long ilat; @@ -369,7 +369,7 @@ static void __cpuinit setup_secondary(unsigned int cpu) IMASK_IVG14 | IMASK_IVG13 | IMASK_IVG12 | IMASK_IVG11 | IMASK_IVG10 | IMASK_IVG9 | IMASK_IVG8 | IMASK_IVG7 | IMASK_IVGHW; -#ifdef CONFIG_TICK_SOURCE_SYSTMR0 +#if defined(CONFIG_TICK_SOURCE_SYSTMR0) || defined(CONFIG_IPIPE) /* Power down the core timer, just to play safe. */ bfin_write_TCNTL(0); -- cgit v1.2.3-70-g09d2