diff options
author | Tony Lindgren <tony@atomide.com> | 2012-02-17 15:12:36 -0800 |
---|---|---|
committer | Tony Lindgren <tony@atomide.com> | 2012-02-17 15:12:36 -0800 |
commit | 4d68c05ce11f4cdf6a6392f3a18dc6a985b4d0c4 (patch) | |
tree | 72e500b97c4bdcb9631209f3121f42b05ae30fea /arch/arm/plat-omap | |
parent | 40c0591f0a349ec074357e05c6ab1a3bc951807c (diff) | |
parent | 19bfb76ca32f8e4fa80746608ff4a77707f40520 (diff) |
Merge branch 'for_3.4/dt_base' of git://git.kernel.org/pub/scm/linux/kernel/git/bcousson/linux-omap-dt into dt
Diffstat (limited to 'arch/arm/plat-omap')
31 files changed, 298 insertions, 270 deletions
diff --git a/arch/arm/plat-omap/Kconfig b/arch/arm/plat-omap/Kconfig index 734009a9385..e289dd27978 100644 --- a/arch/arm/plat-omap/Kconfig +++ b/arch/arm/plat-omap/Kconfig @@ -14,6 +14,7 @@ config ARCH_OMAP1 select CLKDEV_LOOKUP select CLKSRC_MMIO select GENERIC_IRQ_CHIP + select IRQ_DOMAIN select HAVE_IDE select NEED_MACH_MEMORY_H help diff --git a/arch/arm/plat-omap/Makefile b/arch/arm/plat-omap/Makefile index 3df04d944e4..9a584614e7e 100644 --- a/arch/arm/plat-omap/Makefile +++ b/arch/arm/plat-omap/Makefile @@ -19,7 +19,6 @@ obj-$(CONFIG_ARCH_OMAP4) += omap_device.o obj-$(CONFIG_OMAP_MCBSP) += mcbsp.o -obj-$(CONFIG_CPU_FREQ) += cpu-omap.o obj-$(CONFIG_OMAP_DM_TIMER) += dmtimer.o obj-$(CONFIG_OMAP_DEBUG_DEVICES) += debug-devices.o obj-$(CONFIG_OMAP_DEBUG_LEDS) += debug-leds.o diff --git a/arch/arm/plat-omap/common.c b/arch/arm/plat-omap/common.c index 2ee6341fffd..06383b51e65 100644 --- a/arch/arm/plat-omap/common.c +++ b/arch/arm/plat-omap/common.c @@ -22,6 +22,8 @@ #include <plat/vram.h> #include <plat/dsp.h> +#include <plat/omap-secure.h> + #define NO_LENGTH_CHECK 0xffffffff @@ -66,6 +68,7 @@ void __init omap_reserve(void) omapfb_reserve_sdram_memblock(); omap_vram_reserve_sdram_memblock(); omap_dsp_reserve_sdram_memblock(); + omap_secure_ram_reserve_memblock(); } void __init omap_init_consistent_dma_size(void) diff --git a/arch/arm/plat-omap/counter_32k.c b/arch/arm/plat-omap/counter_32k.c index a6cbb712da5..5f0f2292b7f 100644 --- a/arch/arm/plat-omap/counter_32k.c +++ b/arch/arm/plat-omap/counter_32k.c @@ -17,7 +17,6 @@ #include <linux/clk.h> #include <linux/err.h> #include <linux/io.h> -#include <linux/sched.h> #include <linux/clocksource.h> #include <asm/sched_clock.h> @@ -37,41 +36,9 @@ static void __iomem *timer_32k_base; #define OMAP16XX_TIMER_32K_SYNCHRONIZED 0xfffbc410 -/* - * Returns current time from boot in nsecs. It's OK for this to wrap - * around for now, as it's just a relative time stamp. - */ -static DEFINE_CLOCK_DATA(cd); - -/* - * Constants generated by clocks_calc_mult_shift(m, s, 32768, NSEC_PER_SEC, 60). - * This gives a resolution of about 30us and a wrap period of about 36hrs. - */ -#define SC_MULT 4000000000u -#define SC_SHIFT 17 - -static inline unsigned long long notrace _omap_32k_sched_clock(void) -{ - u32 cyc = timer_32k_base ? __raw_readl(timer_32k_base) : 0; - return cyc_to_fixed_sched_clock(&cd, cyc, (u32)~0, SC_MULT, SC_SHIFT); -} - -#if defined(CONFIG_OMAP_32K_TIMER) && !defined(CONFIG_OMAP_MPU_TIMER) -unsigned long long notrace sched_clock(void) -{ - return _omap_32k_sched_clock(); -} -#else -unsigned long long notrace omap_32k_sched_clock(void) -{ - return _omap_32k_sched_clock(); -} -#endif - -static void notrace omap_update_sched_clock(void) +static u32 notrace omap_32k_read_sched_clock(void) { - u32 cyc = timer_32k_base ? __raw_readl(timer_32k_base) : 0; - update_sched_clock(&cd, cyc, (u32)~0); + return timer_32k_base ? __raw_readl(timer_32k_base) : 0; } /** @@ -147,8 +114,7 @@ int __init omap_init_clocksource_32k(void) clocksource_mmio_readl_up)) printk(err, "32k_counter"); - init_fixed_sched_clock(&cd, omap_update_sched_clock, 32, - 32768, SC_MULT, SC_SHIFT); + setup_sched_clock(omap_32k_read_sched_clock, 32, 32768); } return 0; } diff --git a/arch/arm/plat-omap/cpu-omap.c b/arch/arm/plat-omap/cpu-omap.c deleted file mode 100644 index da4f68dbba1..00000000000 --- a/arch/arm/plat-omap/cpu-omap.c +++ /dev/null @@ -1,171 +0,0 @@ -/* - * linux/arch/arm/plat-omap/cpu-omap.c - * - * CPU frequency scaling for OMAP - * - * Copyright (C) 2005 Nokia Corporation - * Written by Tony Lindgren <tony@atomide.com> - * - * Based on cpu-sa1110.c, Copyright (C) 2001 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ -#include <linux/types.h> -#include <linux/kernel.h> -#include <linux/sched.h> -#include <linux/cpufreq.h> -#include <linux/delay.h> -#include <linux/init.h> -#include <linux/err.h> -#include <linux/clk.h> -#include <linux/io.h> - -#include <mach/hardware.h> -#include <plat/clock.h> -#include <asm/system.h> - -#define VERY_HI_RATE 900000000 - -static struct cpufreq_frequency_table *freq_table; - -#ifdef CONFIG_ARCH_OMAP1 -#define MPU_CLK "mpu" -#else -#define MPU_CLK "virt_prcm_set" -#endif - -static struct clk *mpu_clk; - -/* TODO: Add support for SDRAM timing changes */ - -static int omap_verify_speed(struct cpufreq_policy *policy) -{ - if (freq_table) - return cpufreq_frequency_table_verify(policy, freq_table); - - if (policy->cpu) - return -EINVAL; - - cpufreq_verify_within_limits(policy, policy->cpuinfo.min_freq, - policy->cpuinfo.max_freq); - - policy->min = clk_round_rate(mpu_clk, policy->min * 1000) / 1000; - policy->max = clk_round_rate(mpu_clk, policy->max * 1000) / 1000; - cpufreq_verify_within_limits(policy, policy->cpuinfo.min_freq, - policy->cpuinfo.max_freq); - return 0; -} - -static unsigned int omap_getspeed(unsigned int cpu) -{ - unsigned long rate; - - if (cpu) - return 0; - - rate = clk_get_rate(mpu_clk) / 1000; - return rate; -} - -static int omap_target(struct cpufreq_policy *policy, - unsigned int target_freq, - unsigned int relation) -{ - struct cpufreq_freqs freqs; - int ret = 0; - - /* Ensure desired rate is within allowed range. Some govenors - * (ondemand) will just pass target_freq=0 to get the minimum. */ - if (target_freq < policy->min) - target_freq = policy->min; - if (target_freq > policy->max) - target_freq = policy->max; - - freqs.old = omap_getspeed(0); - freqs.new = clk_round_rate(mpu_clk, target_freq * 1000) / 1000; - freqs.cpu = 0; - - if (freqs.old == freqs.new) - return ret; - - cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE); -#ifdef CONFIG_CPU_FREQ_DEBUG - printk(KERN_DEBUG "cpufreq-omap: transition: %u --> %u\n", - freqs.old, freqs.new); -#endif - ret = clk_set_rate(mpu_clk, freqs.new * 1000); - cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE); - - return ret; -} - -static int __cpuinit omap_cpu_init(struct cpufreq_policy *policy) -{ - int result = 0; - - mpu_clk = clk_get(NULL, MPU_CLK); - if (IS_ERR(mpu_clk)) - return PTR_ERR(mpu_clk); - - if (policy->cpu != 0) - return -EINVAL; - - policy->cur = policy->min = policy->max = omap_getspeed(0); - - clk_init_cpufreq_table(&freq_table); - if (freq_table) { - result = cpufreq_frequency_table_cpuinfo(policy, freq_table); - if (!result) - cpufreq_frequency_table_get_attr(freq_table, - policy->cpu); - } else { - policy->cpuinfo.min_freq = clk_round_rate(mpu_clk, 0) / 1000; - policy->cpuinfo.max_freq = clk_round_rate(mpu_clk, - VERY_HI_RATE) / 1000; - } - - /* FIXME: what's the actual transition time? */ - policy->cpuinfo.transition_latency = 300 * 1000; - - return 0; -} - -static int omap_cpu_exit(struct cpufreq_policy *policy) -{ - clk_exit_cpufreq_table(&freq_table); - clk_put(mpu_clk); - return 0; -} - -static struct freq_attr *omap_cpufreq_attr[] = { - &cpufreq_freq_attr_scaling_available_freqs, - NULL, -}; - -static struct cpufreq_driver omap_driver = { - .flags = CPUFREQ_STICKY, - .verify = omap_verify_speed, - .target = omap_target, - .get = omap_getspeed, - .init = omap_cpu_init, - .exit = omap_cpu_exit, - .name = "omap", - .attr = omap_cpufreq_attr, -}; - -static int __init omap_cpufreq_init(void) -{ - return cpufreq_register_driver(&omap_driver); -} - -arch_initcall(omap_cpufreq_init); - -/* - * if ever we want to remove this, upon cleanup call: - * - * cpufreq_unregister_driver() - * cpufreq_frequency_table_put_attr() - */ - diff --git a/arch/arm/plat-omap/devices.c b/arch/arm/plat-omap/devices.c index 19719329a47..60278f47c0b 100644 --- a/arch/arm/plat-omap/devices.c +++ b/arch/arm/plat-omap/devices.c @@ -20,6 +20,7 @@ #include <mach/hardware.h> #include <asm/mach-types.h> #include <asm/mach/map.h> +#include <asm/memblock.h> #include <plat/tc.h> #include <plat/board.h> @@ -164,14 +165,12 @@ void __init omap_dsp_reserve_sdram_memblock(void) if (!size) return; - paddr = memblock_alloc(size, SZ_1M); + paddr = arm_memblock_steal(size, SZ_1M); if (!paddr) { pr_err("%s: failed to reserve %x bytes\n", __func__, size); return; } - memblock_free(paddr, size); - memblock_remove(paddr, size); omap_dsp_phys_mempool_base = paddr; } diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c index c22217c2ee5..002fb4d96bb 100644 --- a/arch/arm/plat-omap/dma.c +++ b/arch/arm/plat-omap/dma.c @@ -1034,6 +1034,18 @@ dma_addr_t omap_get_dma_src_pos(int lch) if (IS_DMA_ERRATA(DMA_ERRATA_3_3) && offset == 0) offset = p->dma_read(CSAC, lch); + if (!cpu_is_omap15xx()) { + /* + * CDAC == 0 indicates that the DMA transfer on the channel has + * not been started (no data has been transferred so far). + * Return the programmed source start address in this case. + */ + if (likely(p->dma_read(CDAC, lch))) + offset = p->dma_read(CSAC, lch); + else + offset = p->dma_read(CSSA, lch); + } + if (cpu_class_is_omap1()) offset |= (p->dma_read(CSSA, lch) & 0xFFFF0000); @@ -1062,8 +1074,16 @@ dma_addr_t omap_get_dma_dst_pos(int lch) * omap 3.2/3.3 erratum: sometimes 0 is returned if CSAC/CDAC is * read before the DMA controller finished disabling the channel. */ - if (!cpu_is_omap15xx() && offset == 0) + if (!cpu_is_omap15xx() && offset == 0) { offset = p->dma_read(CDAC, lch); + /* + * CDAC == 0 indicates that the DMA transfer on the channel has + * not been started (no data has been transferred so far). + * Return the programmed destination start address in this case. + */ + if (unlikely(!offset)) + offset = p->dma_read(CDSA, lch); + } if (cpu_class_is_omap1()) offset |= (p->dma_read(CDSA, lch) & 0xFFFF0000); diff --git a/arch/arm/plat-omap/include/plat/am33xx.h b/arch/arm/plat-omap/include/plat/am33xx.h new file mode 100644 index 00000000000..06c19bb7bca --- /dev/null +++ b/arch/arm/plat-omap/include/plat/am33xx.h @@ -0,0 +1,25 @@ +/* + * This file contains the address info for various AM33XX modules. + * + * Copyright (C) 2011 Texas Instruments, Inc. - http://www.ti.com/ + * + * 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 version 2. + * + * This program is distributed "as is" WITHOUT ANY WARRANTY of any + * kind, whether express or implied; without even the implied warranty + * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef __ASM_ARCH_AM33XX_H +#define __ASM_ARCH_AM33XX_H + +#define L4_SLOW_AM33XX_BASE 0x48000000 + +#define AM33XX_SCM_BASE 0x44E10000 +#define AM33XX_CTRL_BASE AM33XX_SCM_BASE +#define AM33XX_PRCM_BASE 0x44E00000 + +#endif /* __ASM_ARCH_AM33XX_H */ diff --git a/arch/arm/plat-omap/include/plat/clkdev_omap.h b/arch/arm/plat-omap/include/plat/clkdev_omap.h index 387a9638991..b299b8d201c 100644 --- a/arch/arm/plat-omap/include/plat/clkdev_omap.h +++ b/arch/arm/plat-omap/include/plat/clkdev_omap.h @@ -40,6 +40,7 @@ struct omap_clk { #define CK_443X (1 << 11) #define CK_TI816X (1 << 12) #define CK_446X (1 << 13) +#define CK_1710 (1 << 15) /* 1710 extra for rate selection */ #define CK_34XX (CK_3430ES1 | CK_3430ES2PLUS) diff --git a/arch/arm/plat-omap/include/plat/clock.h b/arch/arm/plat-omap/include/plat/clock.h index eb73ab40e95..240a7b9fd94 100644 --- a/arch/arm/plat-omap/include/plat/clock.h +++ b/arch/arm/plat-omap/include/plat/clock.h @@ -59,6 +59,8 @@ struct clkops { #define RATE_IN_4430 (1 << 5) #define RATE_IN_TI816X (1 << 6) #define RATE_IN_4460 (1 << 7) +#define RATE_IN_AM33XX (1 << 8) +#define RATE_IN_TI814X (1 << 9) #define RATE_IN_24XX (RATE_IN_242X | RATE_IN_243X) #define RATE_IN_34XX (RATE_IN_3430ES1 | RATE_IN_3430ES2PLUS) @@ -84,7 +86,7 @@ struct clkops { struct clksel_rate { u32 val; u8 div; - u8 flags; + u16 flags; }; /** diff --git a/arch/arm/plat-omap/include/plat/common.h b/arch/arm/plat-omap/include/plat/common.h index 257f9770b2d..b4d7ec3fbfb 100644 --- a/arch/arm/plat-omap/include/plat/common.h +++ b/arch/arm/plat-omap/include/plat/common.h @@ -31,7 +31,6 @@ #include <plat/omap_hwmod.h> extern int __init omap_init_clocksource_32k(void); -extern unsigned long long notrace omap_32k_sched_clock(void); extern void omap_reserve(void); extern int omap_dss_reset(struct omap_hwmod *); diff --git a/arch/arm/plat-omap/include/plat/cpu.h b/arch/arm/plat-omap/include/plat/cpu.h index 408a12f7920..6b51086fce1 100644 --- a/arch/arm/plat-omap/include/plat/cpu.h +++ b/arch/arm/plat-omap/include/plat/cpu.h @@ -69,6 +69,7 @@ unsigned int omap_rev(void); * cpu_is_omap343x(): True for OMAP3430 * cpu_is_omap443x(): True for OMAP4430 * cpu_is_omap446x(): True for OMAP4460 + * cpu_is_omap447x(): True for OMAP4470 */ #define GET_OMAP_CLASS (omap_rev() & 0xff) @@ -78,6 +79,22 @@ static inline int is_omap ##class (void) \ return (GET_OMAP_CLASS == (id)) ? 1 : 0; \ } +#define GET_AM_CLASS ((omap_rev() >> 24) & 0xff) + +#define IS_AM_CLASS(class, id) \ +static inline int is_am ##class (void) \ +{ \ + return (GET_AM_CLASS == (id)) ? 1 : 0; \ +} + +#define GET_TI_CLASS ((omap_rev() >> 24) & 0xff) + +#define IS_TI_CLASS(class, id) \ +static inline int is_ti ##class (void) \ +{ \ + return (GET_TI_CLASS == (id)) ? 1 : 0; \ +} + #define GET_OMAP_SUBCLASS ((omap_rev() >> 20) & 0x0fff) #define IS_OMAP_SUBCLASS(subclass, id) \ @@ -92,12 +109,21 @@ static inline int is_ti ##subclass (void) \ return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0; \ } +#define IS_AM_SUBCLASS(subclass, id) \ +static inline int is_am ##subclass (void) \ +{ \ + return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0; \ +} + IS_OMAP_CLASS(7xx, 0x07) IS_OMAP_CLASS(15xx, 0x15) IS_OMAP_CLASS(16xx, 0x16) IS_OMAP_CLASS(24xx, 0x24) IS_OMAP_CLASS(34xx, 0x34) IS_OMAP_CLASS(44xx, 0x44) +IS_AM_CLASS(33xx, 0x33) + +IS_TI_CLASS(81xx, 0x81) IS_OMAP_SUBCLASS(242x, 0x242) IS_OMAP_SUBCLASS(243x, 0x243) @@ -105,8 +131,11 @@ IS_OMAP_SUBCLASS(343x, 0x343) IS_OMAP_SUBCLASS(363x, 0x363) IS_OMAP_SUBCLASS(443x, 0x443) IS_OMAP_SUBCLASS(446x, 0x446) +IS_OMAP_SUBCLASS(447x, 0x447) IS_TI_SUBCLASS(816x, 0x816) +IS_TI_SUBCLASS(814x, 0x814) +IS_AM_SUBCLASS(335x, 0x335) #define cpu_is_omap7xx() 0 #define cpu_is_omap15xx() 0 @@ -116,10 +145,15 @@ IS_TI_SUBCLASS(816x, 0x816) #define cpu_is_omap243x() 0 #define cpu_is_omap34xx() 0 #define cpu_is_omap343x() 0 +#define cpu_is_ti81xx() 0 #define cpu_is_ti816x() 0 +#define cpu_is_ti814x() 0 +#define cpu_is_am33xx() 0 +#define cpu_is_am335x() 0 #define cpu_is_omap44xx() 0 #define cpu_is_omap443x() 0 #define cpu_is_omap446x() 0 +#define cpu_is_omap447x() 0 #if defined(MULTI_OMAP1) # if defined(CONFIG_ARCH_OMAP730) @@ -322,7 +356,11 @@ IS_OMAP_TYPE(3517, 0x3517) # undef cpu_is_omap3530 # undef cpu_is_omap3505 # undef cpu_is_omap3517 +# undef cpu_is_ti81xx # undef cpu_is_ti816x +# undef cpu_is_ti814x +# undef cpu_is_am33xx +# undef cpu_is_am335x # define cpu_is_omap3430() is_omap3430() # define cpu_is_omap3503() (cpu_is_omap3430() && \ (!omap3_has_iva()) && \ @@ -339,16 +377,22 @@ IS_OMAP_TYPE(3517, 0x3517) !omap3_has_sgx()) # undef cpu_is_omap3630 # define cpu_is_omap3630() is_omap363x() +# define cpu_is_ti81xx() is_ti81xx() # define cpu_is_ti816x() is_ti816x() +# define cpu_is_ti814x() is_ti814x() +# define cpu_is_am33xx() is_am33xx() +# define cpu_is_am335x() is_am335x() #endif # if defined(CONFIG_ARCH_OMAP4) # undef cpu_is_omap44xx # undef cpu_is_omap443x # undef cpu_is_omap446x +# undef cpu_is_omap447x # define cpu_is_omap44xx() is_omap44xx() # define cpu_is_omap443x() is_omap443x() # define cpu_is_omap446x() is_omap446x() +# define cpu_is_omap447x() is_omap447x() # endif /* Macros to detect if we have OMAP1 or OMAP2 */ @@ -386,15 +430,27 @@ IS_OMAP_TYPE(3517, 0x3517) #define TI8168_REV_ES1_0 TI816X_CLASS #define TI8168_REV_ES1_1 (TI816X_CLASS | (0x1 << 8)) +#define TI814X_CLASS 0x81400034 +#define TI8148_REV_ES1_0 TI814X_CLASS +#define TI8148_REV_ES2_0 (TI814X_CLASS | (0x1 << 8)) +#define TI8148_REV_ES2_1 (TI814X_CLASS | (0x2 << 8)) + +#define AM335X_CLASS 0x33500034 +#define AM335X_REV_ES1_0 AM335X_CLASS + #define OMAP443X_CLASS 0x44300044 #define OMAP4430_REV_ES1_0 (OMAP443X_CLASS | (0x10 << 8)) #define OMAP4430_REV_ES2_0 (OMAP443X_CLASS | (0x20 << 8)) #define OMAP4430_REV_ES2_1 (OMAP443X_CLASS | (0x21 << 8)) #define OMAP4430_REV_ES2_2 (OMAP443X_CLASS | (0x22 << 8)) +#define OMAP4430_REV_ES2_3 (OMAP443X_CLASS | (0x23 << 8)) #define OMAP446X_CLASS 0x44600044 #define OMAP4460_REV_ES1_0 (OMAP446X_CLASS | (0x10 << 8)) +#define OMAP447X_CLASS 0x44700044 +#define OMAP4470_REV_ES1_0 (OMAP447X_CLASS | (0x10 << 8)) + void omap2_check_revision(void); /* diff --git a/arch/arm/plat-omap/include/plat/hardware.h b/arch/arm/plat-omap/include/plat/hardware.h index e87efe1499b..e897978371c 100644 --- a/arch/arm/plat-omap/include/plat/hardware.h +++ b/arch/arm/plat-omap/include/plat/hardware.h @@ -286,6 +286,7 @@ #include <plat/omap24xx.h> #include <plat/omap34xx.h> #include <plat/omap44xx.h> -#include <plat/ti816x.h> +#include <plat/ti81xx.h> +#include <plat/am33xx.h> #endif /* __ASM_ARCH_OMAP_HARDWARE_H */ diff --git a/arch/arm/plat-omap/include/plat/io.h b/arch/arm/plat-omap/include/plat/io.h index 1234944a4da..0696bae1818 100644 --- a/arch/arm/plat-omap/include/plat/io.h +++ b/arch/arm/plat-omap/include/plat/io.h @@ -73,6 +73,9 @@ #define OMAP4_L3_IO_OFFSET 0xb4000000 #define OMAP4_L3_IO_ADDRESS(pa) IOMEM((pa) + OMAP4_L3_IO_OFFSET) /* L3 */ +#define AM33XX_L4_WK_IO_OFFSET 0xb5000000 +#define AM33XX_L4_WK_IO_ADDRESS(pa) IOMEM((pa) + AM33XX_L4_WK_IO_OFFSET) + #define OMAP4_L3_PER_IO_OFFSET 0xb1100000 #define OMAP4_L3_PER_IO_ADDRESS(pa) IOMEM((pa) + OMAP4_L3_PER_IO_OFFSET) @@ -154,6 +157,15 @@ #define L4_34XX_SIZE SZ_4M /* 1MB of 128MB used, want 1MB sect */ /* + * ---------------------------------------------------------------------------- + * AM33XX specific IO mapping + * ---------------------------------------------------------------------------- + */ +#define L4_WK_AM33XX_PHYS L4_WK_AM33XX_BASE +#define L4_WK_AM33XX_VIRT (L4_WK_AM33XX_PHYS + AM33XX_L4_WK_IO_OFFSET) +#define L4_WK_AM33XX_SIZE SZ_4M /* 1MB of 128MB used, want 1MB sect */ + +/* * Need to look at the Size 4M for L4. * VPOM3430 was not working for Int controller */ diff --git a/arch/arm/plat-omap/include/plat/iommu.h b/arch/arm/plat-omap/include/plat/iommu.h index a1d79ee1925..88be3e628b3 100644 --- a/arch/arm/plat-omap/include/plat/iommu.h +++ b/arch/arm/plat-omap/include/plat/iommu.h @@ -111,6 +111,32 @@ struct iommu_platform_data { u32 da_end; }; +/** + * struct iommu_arch_data - omap iommu private data + * @name: name of the iommu device + * @iommu_dev: handle of the iommu device + * + * This is an omap iommu private data object, which binds an iommu user + * to its iommu device. This object should be placed at the iommu user's + * dev_archdata so generic IOMMU API can be used without having to + * utilize omap-specific plumbing anymore. + */ +struct omap_iommu_arch_data { + const char *name; + struct omap_iommu *iommu_dev; +}; + +/** + * dev_to_omap_iommu() - retrieves an omap iommu object from a user device + * @dev: iommu client device + */ +static inline struct omap_iommu *dev_to_omap_iommu(struct device *dev) +{ + struct omap_iommu_arch_data *arch_data = dev->archdata.iommu; + + return arch_data->iommu_dev; +} + /* IOMMU errors */ #define OMAP_IOMMU_ERR_TLB_MISS (1 << 0) #define OMAP_IOMMU_ERR_TRANS_FAULT (1 << 1) @@ -163,8 +189,8 @@ extern int omap_iommu_set_isr(const char *name, void *priv), void *isr_priv); -extern void omap_iommu_save_ctx(struct omap_iommu *obj); -extern void omap_iommu_restore_ctx(struct omap_iommu *obj); +extern void omap_iommu_save_ctx(struct device *dev); +extern void omap_iommu_restore_ctx(struct device *dev); extern int omap_install_iommu_arch(const struct iommu_functions *ops); extern void omap_uninstall_iommu_arch(const struct iommu_functions *ops); @@ -176,6 +202,5 @@ extern ssize_t omap_iommu_dump_ctx(struct omap_iommu *obj, char *buf, ssize_t len); extern size_t omap_dump_tlb_entries(struct omap_iommu *obj, char *buf, ssize_t len); -struct device *omap_find_iommu_device(const char *name); #endif /* __MACH_IOMMU_H */ diff --git a/arch/arm/plat-omap/include/plat/iovmm.h b/arch/arm/plat-omap/include/plat/iovmm.h index 6af1a91c0f3..498e57cda6c 100644 --- a/arch/arm/plat-omap/include/plat/iovmm.h +++ b/arch/arm/plat-omap/include/plat/iovmm.h @@ -72,18 +72,18 @@ struct iovm_struct { #define IOVMF_DA_FIXED (1 << (4 + IOVMF_SW_SHIFT)) -extern struct iovm_struct *omap_find_iovm_area(struct omap_iommu *obj, u32 da); +extern struct iovm_struct *omap_find_iovm_area(struct device *dev, u32 da); extern u32 -omap_iommu_vmap(struct iommu_domain *domain, struct omap_iommu *obj, u32 da, +omap_iommu_vmap(struct iommu_domain *domain, struct device *dev, u32 da, const struct sg_table *sgt, u32 flags); extern struct sg_table *omap_iommu_vunmap(struct iommu_domain *domain, - struct omap_iommu *obj, u32 da); + struct device *dev, u32 da); extern u32 -omap_iommu_vmalloc(struct iommu_domain *domain, struct omap_iommu *obj, +omap_iommu_vmalloc(struct iommu_domain *domain, struct device *dev, u32 da, size_t bytes, u32 flags); extern void -omap_iommu_vfree(struct iommu_domain *domain, struct omap_iommu *obj, +omap_iommu_vfree(struct iommu_domain *domain, struct device *dev, const u32 da); -extern void *omap_da_to_va(struct omap_iommu *obj, u32 da); +extern void *omap_da_to_va(struct device *dev, u32 da); #endif /* __IOMMU_MMAP_H */ diff --git a/arch/arm/plat-omap/include/plat/irqs.h b/arch/arm/plat-omap/include/plat/irqs.h index ebda7382c65..2efd6454bce 100644 --- a/arch/arm/plat-omap/include/plat/irqs.h +++ b/arch/arm/plat-omap/include/plat/irqs.h @@ -357,7 +357,7 @@ #define INT_35XX_EMAC_C0_TX_PULSE_IRQ 69 #define INT_35XX_EMAC_C0_MISC_PULSE_IRQ 70 #define INT_35XX_USBOTG_IRQ 71 -#define INT_35XX_UART4 84 +#define INT_35XX_UART4_IRQ 84 #define INT_35XX_CCDC_VD0_IRQ 88 #define INT_35XX_CCDC_VD1_IRQ 92 #define INT_35XX_CCDC_VD2_IRQ 93 diff --git a/arch/arm/plat-omap/include/plat/mmc.h b/arch/arm/plat-omap/include/plat/mmc.h index 94cf70afb23..f75946c3293 100644 --- a/arch/arm/plat-omap/include/plat/mmc.h +++ b/arch/arm/plat-omap/include/plat/mmc.h @@ -96,6 +96,7 @@ struct omap_mmc_platform_data { */ u8 wires; /* Used for the MMC driver on omap1 and 2420 */ u32 caps; /* Used for the MMC driver on 2430 and later */ + u32 pm_caps; /* PM capabilities of the mmc */ /* * nomux means "standard" muxing is wrong on this board, and diff --git a/arch/arm/plat-omap/include/plat/omap-secure.h b/arch/arm/plat-omap/include/plat/omap-secure.h new file mode 100644 index 00000000000..64f9d1c7f1b --- /dev/null +++ b/arch/arm/plat-omap/include/plat/omap-secure.h @@ -0,0 +1,13 @@ +#ifndef __OMAP_SECURE_H__ +#define __OMAP_SECURE_H__ + +#include <linux/types.h> + +#ifdef CONFIG_ARCH_OMAP2PLUS +extern int omap_secure_ram_reserve_memblock(void); +#else +static inline void omap_secure_ram_reserve_memblock(void) +{ } +#endif + +#endif /* __OMAP_SECURE_H__ */ diff --git a/arch/arm/plat-omap/include/plat/omap-serial.h b/arch/arm/plat-omap/include/plat/omap-serial.h index 2682043f5a5..9ff444469f3 100644 --- a/arch/arm/plat-omap/include/plat/omap-serial.h +++ b/arch/arm/plat-omap/include/plat/omap-serial.h @@ -19,6 +19,7 @@ #include <linux/serial_core.h> #include <linux/platform_device.h> +#include <linux/pm_qos.h> #include <plat/mux.h> @@ -33,6 +34,8 @@ #define OMAP_MODE13X_SPEED 230400 +#define OMAP_UART_SCR_TX_EMPTY 0x08 + /* WER = 0x7F * Enable module level wakeup in WER reg */ @@ -51,18 +54,27 @@ #define OMAP_UART_DMA_CH_FREE -1 -#define RX_TIMEOUT (3 * HZ) #define OMAP_MAX_HSUART_PORTS 4 #define MSR_SAVE_FLAGS UART_MSR_ANY_DELTA +#define UART_ERRATA_i202_MDR1_ACCESS BIT(0) +#define UART_ERRATA_i291_DMA_FORCEIDLE BIT(1) + struct omap_uart_port_info { bool dma_enabled; /* To specify DMA Mode */ unsigned int uartclk; /* UART clock rate */ - void __iomem *membase; /* ioremap cookie or NULL */ - resource_size_t mapbase; /* resource base */ - unsigned long irqflags; /* request_irq flags */ upf_t flags; /* UPF_* flags */ + u32 errata; + unsigned int dma_rx_buf_size; + unsigned int dma_rx_timeout; + unsigned int autosuspend_timeout; + unsigned int dma_rx_poll_rate; + + int (*get_context_loss_count)(struct device *); + void (*set_forceidle)(struct platform_device *); + void (*set_noidle)(struct platform_device *); + void (*enable_wakeup)(struct platform_device *, bool); }; struct uart_omap_dma { @@ -86,8 +98,9 @@ struct uart_omap_dma { spinlock_t rx_lock; /* timer to poll activity on rx dma */ struct timer_list rx_timer; - int rx_buf_size; - int rx_timeout; + unsigned int rx_buf_size; + unsigned int rx_poll_rate; + unsigned int rx_timeout; }; struct uart_omap_port { @@ -100,6 +113,10 @@ struct uart_omap_port { unsigned char mcr; unsigned char fcr; unsigned char efr; + unsigned char dll; + unsigned char dlh; + unsigned char mdr1; + unsigned char scr; int use_dma; /* @@ -111,6 +128,14 @@ struct uart_omap_port { unsigned char msr_saved_flags; char name[20]; unsigned long port_activity; + u32 context_loss_cnt; + u32 errata; + u8 wakeups_enabled; + + struct pm_qos_request pm_qos_request; + u32 latency; + u32 calc_latency; + struct work_struct qos_work; }; #endif /* __OMAP_SERIAL_H__ */ diff --git a/arch/arm/plat-omap/include/plat/omap34xx.h b/arch/arm/plat-omap/include/plat/omap34xx.h index b9e85886b9d..0d818acf391 100644 --- a/arch/arm/plat-omap/include/plat/omap34xx.h +++ b/arch/arm/plat-omap/include/plat/omap34xx.h @@ -35,6 +35,8 @@ #define L4_EMU_34XX_BASE 0x54000000 #define L3_34XX_BASE 0x68000000 +#define L4_WK_AM33XX_BASE 0x44C00000 + #define OMAP3430_32KSYNCT_BASE 0x48320000 #define OMAP3430_CM_BASE 0x48004800 #define OMAP3430_PRM_BASE 0x48306800 diff --git a/arch/arm/plat-omap/include/plat/omap44xx.h b/arch/arm/plat-omap/include/plat/omap44xx.h index ea2b8a6306e..c0d478e55c8 100644 --- a/arch/arm/plat-omap/include/plat/omap44xx.h +++ b/arch/arm/plat-omap/include/plat/omap44xx.h @@ -45,6 +45,7 @@ #define OMAP44XX_WKUPGEN_BASE 0x48281000 #define OMAP44XX_MCPDM_BASE 0x40132000 #define OMAP44XX_MCPDM_L3_BASE 0x49032000 +#define OMAP44XX_SAR_RAM_BASE 0x4a326000 #define OMAP44XX_MAILBOX_BASE (L4_44XX_BASE + 0xF4000) #define OMAP44XX_HSUSB_OTG_BASE (L4_44XX_BASE + 0xAB000) diff --git a/arch/arm/plat-omap/include/plat/omap_hwmod.h b/arch/arm/plat-omap/include/plat/omap_hwmod.h index 8b372ede17c..647010109af 100644 --- a/arch/arm/plat-omap/include/plat/omap_hwmod.h +++ b/arch/arm/plat-omap/include/plat/omap_hwmod.h @@ -97,6 +97,7 @@ struct omap_hwmod_mux_info { struct omap_device_pad *pads; int nr_pads_dynamic; struct omap_device_pad **pads_dynamic; + int *irqs; bool enabled; }; @@ -416,10 +417,13 @@ struct omap_hwmod_omap4_prcm { * _HWMOD_NO_MPU_PORT: no path exists for the MPU to write to this module * _HWMOD_WAKEUP_ENABLED: set when the omap_hwmod code has enabled ENAWAKEUP * _HWMOD_SYSCONFIG_LOADED: set when the OCP_SYSCONFIG value has been cached + * _HWMOD_SKIP_ENABLE: set if hwmod enabled during init (HWMOD_INIT_NO_IDLE) - + * causes the first call to _enable() to only update the pinmux */ #define _HWMOD_NO_MPU_PORT (1 << 0) #define _HWMOD_WAKEUP_ENABLED (1 << 1) #define _HWMOD_SYSCONFIG_LOADED (1 << 2) +#define _HWMOD_SKIP_ENABLE (1 << 3) /* * omap_hwmod._state definitions @@ -604,6 +608,8 @@ int omap_hwmod_get_context_loss_count(struct omap_hwmod *oh); int omap_hwmod_no_setup_reset(struct omap_hwmod *oh); +int omap_hwmod_pad_route_irq(struct omap_hwmod *oh, int pad_idx, int irq_idx); + /* * Chip variant-specific hwmod init routines - XXX should be converted * to use initcalls once the initial boot ordering is straightened out diff --git a/arch/arm/plat-omap/include/plat/serial.h b/arch/arm/plat-omap/include/plat/serial.h index 1ab9fd6abe6..198d1e6a4a6 100644 --- a/arch/arm/plat-omap/include/plat/serial.h +++ b/arch/arm/plat-omap/include/plat/serial.h @@ -2,7 +2,7 @@ * arch/arm/plat-omap/include/mach/serial.h * * Copyright (C) 2009 Texas Instruments - * Addded OMAP4 support- Santosh Shilimkar <santosh.shilimkar@ti.com> + * Added OMAP4 support- Santosh Shilimkar <santosh.shilimkar@ti.com> * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of @@ -44,6 +44,7 @@ #define OMAP3_UART2_BASE OMAP2_UART2_BASE #define OMAP3_UART3_BASE 0x49020000 #define OMAP3_UART4_BASE 0x49042000 /* Only on 36xx */ +#define OMAP3_UART4_AM35XX_BASE 0x4809E000 /* Only on AM35xx */ /* OMAP4 serial ports */ #define OMAP4_UART1_BASE OMAP2_UART1_BASE @@ -51,10 +52,10 @@ #define OMAP4_UART3_BASE 0x48020000 #define OMAP4_UART4_BASE 0x4806e000 -/* TI816X serial ports */ -#define TI816X_UART1_BASE 0x48020000 -#define TI816X_UART2_BASE 0x48022000 -#define TI816X_UART3_BASE 0x48024000 +/* TI81XX serial ports */ +#define TI81XX_UART1_BASE 0x48020000 +#define TI81XX_UART2_BASE 0x48022000 +#define TI81XX_UART3_BASE 0x48024000 /* AM3505/3517 UART4 */ #define AM35XX_UART4_BASE 0x4809E000 /* Only on AM3505/3517 */ @@ -89,9 +90,9 @@ #define OMAP4UART2 OMAP2UART2 #define OMAP4UART3 43 #define OMAP4UART4 44 -#define TI816XUART1 81 -#define TI816XUART2 82 -#define TI816XUART3 83 +#define TI81XXUART1 81 +#define TI81XXUART2 82 +#define TI81XXUART3 83 #define ZOOM_UART 95 /* Only on zoom2/3 */ /* This is only used by 8250.c for omap1510 */ @@ -106,15 +107,13 @@ #ifndef __ASSEMBLER__ struct omap_board_data; +struct omap_uart_port_info; extern void omap_serial_init(void); -extern void omap_serial_init_port(struct omap_board_data *bdata); extern int omap_uart_can_sleep(void); -extern void omap_uart_check_wakeup(void); -extern void omap_uart_prepare_suspend(void); -extern void omap_uart_prepare_idle(int num); -extern void omap_uart_resume_idle(int num); -extern void omap_uart_enable_irqs(int enable); +extern void omap_serial_board_init(struct omap_uart_port_info *platform_data); +extern void omap_serial_init_port(struct omap_board_data *bdata, + struct omap_uart_port_info *platform_data); #endif #endif diff --git a/arch/arm/plat-omap/include/plat/sram.h b/arch/arm/plat-omap/include/plat/sram.h index f500fc34d06..75aa1b2bef5 100644 --- a/arch/arm/plat-omap/include/plat/sram.h +++ b/arch/arm/plat-omap/include/plat/sram.h @@ -95,6 +95,10 @@ static inline void omap_push_sram_idle(void) {} */ #define OMAP2_SRAM_PA 0x40200000 #define OMAP3_SRAM_PA 0x40200000 +#ifdef CONFIG_OMAP4_ERRATA_I688 +#define OMAP4_SRAM_PA 0x40304000 +#define OMAP4_SRAM_VA 0xfe404000 +#else #define OMAP4_SRAM_PA 0x40300000 - +#endif #endif diff --git a/arch/arm/plat-omap/include/plat/system.h b/arch/arm/plat-omap/include/plat/system.h index c5fa9e92900..8e5ebd74b12 100644 --- a/arch/arm/plat-omap/include/plat/system.h +++ b/arch/arm/plat-omap/include/plat/system.h @@ -12,6 +12,4 @@ static inline void arch_idle(void) cpu_do_idle(); } -extern void (*arch_reset)(char, const char *); - #endif diff --git a/arch/arm/plat-omap/include/plat/ti816x.h b/arch/arm/plat-omap/include/plat/ti81xx.h index 50510f5dda1..8f9843f7842 100644 --- a/arch/arm/plat-omap/include/plat/ti816x.h +++ b/arch/arm/plat-omap/include/plat/ti81xx.h @@ -1,5 +1,5 @@ /* - * This file contains the address data for various TI816X modules. + * This file contains the address data for various TI81XX modules. * * Copyright (C) 2010 Texas Instruments, Inc. - http://www.ti.com/ * @@ -13,15 +13,15 @@ * GNU General Public License for more details. */ -#ifndef __ASM_ARCH_TI816X_H -#define __ASM_ARCH_TI816X_H +#ifndef __ASM_ARCH_TI81XX_H +#define __ASM_ARCH_TI81XX_H -#define L4_SLOW_TI816X_BASE 0x48000000 +#define L4_SLOW_TI81XX_BASE 0x48000000 -#define TI816X_SCM_BASE 0x48140000 -#define TI816X_CTRL_BASE TI816X_SCM_BASE -#define TI816X_PRCM_BASE 0x48180000 +#define TI81XX_SCM_BASE 0x48140000 +#define TI81XX_CTRL_BASE TI81XX_SCM_BASE +#define TI81XX_PRCM_BASE 0x48180000 -#define TI816X_ARM_INTC_BASE 0x48200000 +#define TI81XX_ARM_INTC_BASE 0x48200000 -#endif /* __ASM_ARCH_TI816X_H */ +#endif /* __ASM_ARCH_TI81XX_H */ diff --git a/arch/arm/plat-omap/include/plat/uncompress.h b/arch/arm/plat-omap/include/plat/uncompress.h index 2f472e989ec..6ee90495ca4 100644 --- a/arch/arm/plat-omap/include/plat/uncompress.h +++ b/arch/arm/plat-omap/include/plat/uncompress.h @@ -99,9 +99,9 @@ static inline void flush(void) #define DEBUG_LL_ZOOM(mach) \ _DEBUG_LL_ENTRY(mach, ZOOM_UART_BASE, ZOOM_PORT_SHIFT, ZOOM_UART) -#define DEBUG_LL_TI816X(p, mach) \ - _DEBUG_LL_ENTRY(mach, TI816X_UART##p##_BASE, OMAP_PORT_SHIFT, \ - TI816XUART##p) +#define DEBUG_LL_TI81XX(p, mach) \ + _DEBUG_LL_ENTRY(mach, TI81XX_UART##p##_BASE, OMAP_PORT_SHIFT, \ + TI81XXUART##p) static inline void __arch_decomp_setup(unsigned long arch_id) { @@ -177,7 +177,10 @@ static inline void __arch_decomp_setup(unsigned long arch_id) DEBUG_LL_ZOOM(omap_zoom3); /* TI8168 base boards using UART3 */ - DEBUG_LL_TI816X(3, ti8168evm); + DEBUG_LL_TI81XX(3, ti8168evm); + + /* TI8148 base boards using UART1 */ + DEBUG_LL_TI81XX(1, ti8148evm); } while (0); } diff --git a/arch/arm/plat-omap/include/plat/usb.h b/arch/arm/plat-omap/include/plat/usb.h index 17d3c939775..dc864b580da 100644 --- a/arch/arm/plat-omap/include/plat/usb.h +++ b/arch/arm/plat-omap/include/plat/usb.h @@ -100,9 +100,6 @@ extern void usb_musb_init(struct omap_musb_board_data *board_data); extern void usbhs_init(const struct usbhs_omap_board_data *pdata); -extern int omap_usbhs_enable(struct device *dev); -extern void omap_usbhs_disable(struct device *dev); - extern int omap4430_phy_power(struct device *dev, int ID, int on); extern int omap4430_phy_set_clk(struct device *dev, int on); extern int omap4430_phy_init(struct device *dev); @@ -114,6 +111,7 @@ extern void am35x_musb_reset(void); extern void am35x_musb_phy_power(u8 on); extern void am35x_musb_clear_irq(void); extern void am35x_set_mode(u8 musb_mode); +extern void ti81xx_musb_phy_power(u8 on); /* * FIXME correct answer depends on hmc_mode, @@ -273,6 +271,37 @@ static inline void omap2_usbfs_init(struct omap_usb_config *pdata) #define CONF2_OTGPWRDN (1 << 2) #define CONF2_DATPOL (1 << 1) +/* TI81XX specific definitions */ +#define USBCTRL0 0x620 +#define USBSTAT0 0x624 + +/* TI816X PHY controls bits */ +#define TI816X_USBPHY0_NORMAL_MODE (1 << 0) +#define TI816X_USBPHY_REFCLK_OSC (1 << 8) + +/* TI814X PHY controls bits */ +#define USBPHY_CM_PWRDN (1 << 0) +#define USBPHY_OTG_PWRDN (1 << 1) +#define USBPHY_CHGDET_DIS (1 << 2) +#define USBPHY_CHGDET_RSTRT (1 << 3) +#define USBPHY_SRCONDM (1 << 4) +#define USBPHY_SINKONDP (1 << 5) +#define USBPHY_CHGISINK_EN (1 << 6) +#define USBPHY_CHGVSRC_EN (1 << 7) +#define USBPHY_DMPULLUP (1 << 8) +#define USBPHY_DPPULLUP (1 << 9) +#define USBPHY_CDET_EXTCTL (1 << 10) +#define USBPHY_GPIO_MODE (1 << 12) +#define USBPHY_DPOPBUFCTL (1 << 13) +#define USBPHY_DMOPBUFCTL (1 << 14) +#define USBPHY_DPINPUT (1 << 15) +#define USBPHY_DMINPUT (1 << 16) +#define USBPHY_DPGPIO_PD (1 << 17) +#define USBPHY_DMGPIO_PD (1 << 18) +#define USBPHY_OTGVDET_EN (1 << 19) +#define USBPHY_OTGSESSEND_EN (1 << 20) +#define USBPHY_DATA_POLARITY (1 << 23) + #if defined(CONFIG_ARCH_OMAP1) && defined(CONFIG_USB) u32 omap1_usb0_init(unsigned nwires, unsigned is_device); u32 omap1_usb1_init(unsigned nwires); diff --git a/arch/arm/plat-omap/omap_device.c b/arch/arm/plat-omap/omap_device.c index e8d98693d2d..69fde03729c 100644 --- a/arch/arm/plat-omap/omap_device.c +++ b/arch/arm/plat-omap/omap_device.c @@ -348,7 +348,7 @@ static int omap_device_build_from_dt(struct platform_device *pdev) oh_cnt = of_property_count_strings(node, "ti,hwmods"); if (!oh_cnt || IS_ERR_VALUE(oh_cnt)) { - dev_warn(&pdev->dev, "No 'hwmods' to build omap_device\n"); + dev_dbg(&pdev->dev, "No 'hwmods' to build omap_device\n"); return -ENODEV; } diff --git a/arch/arm/plat-omap/sram.c b/arch/arm/plat-omap/sram.c index 8b28664d1c6..4243bdcc87b 100644 --- a/arch/arm/plat-omap/sram.c +++ b/arch/arm/plat-omap/sram.c @@ -40,7 +40,11 @@ #define OMAP1_SRAM_PA 0x20000000 #define OMAP2_SRAM_PUB_PA (OMAP2_SRAM_PA + 0xf800) #define OMAP3_SRAM_PUB_PA (OMAP3_SRAM_PA + 0x8000) +#ifdef CONFIG_OMAP4_ERRATA_I688 +#define OMAP4_SRAM_PUB_PA OMAP4_SRAM_PA +#else #define OMAP4_SRAM_PUB_PA (OMAP4_SRAM_PA + 0x4000) +#endif #if defined(CONFIG_ARCH_OMAP2PLUS) #define SRAM_BOOTLOADER_SZ 0x00 @@ -141,11 +145,9 @@ static void __init omap_detect_sram(void) omap_sram_size = 0x32000; /* 200K */ else if (cpu_is_omap15xx()) omap_sram_size = 0x30000; /* 192K */ - else if (cpu_is_omap1610() || cpu_is_omap1621() || - cpu_is_omap1710()) + else if (cpu_is_omap1610() || cpu_is_omap1611() || + cpu_is_omap1621() || cpu_is_omap1710()) omap_sram_size = 0x4000; /* 16K */ - else if (cpu_is_omap1611()) - omap_sram_size = SZ_256K; else { pr_err("Could not detect SRAM size\n"); omap_sram_size = 0x4000; @@ -163,6 +165,10 @@ static void __init omap_map_sram(void) if (omap_sram_size == 0) return; +#ifdef CONFIG_OMAP4_ERRATA_I688 + omap_sram_start += PAGE_SIZE; + omap_sram_size -= SZ_16K; +#endif if (cpu_is_omap34xx()) { /* * SRAM must be marked as non-cached on OMAP3 since the @@ -224,6 +230,9 @@ static void (*_omap_sram_reprogram_clock)(u32 dpllctl, u32 ckctl); void omap_sram_reprogram_clock(u32 dpllctl, u32 ckctl) { BUG_ON(!_omap_sram_reprogram_clock); + /* On 730, bit 13 must always be 1 */ + if (cpu_is_omap7xx()) + ckctl |= 0x2000; _omap_sram_reprogram_clock(dpllctl, ckctl); } |