diff options
Diffstat (limited to 'arch')
173 files changed, 2459 insertions, 3452 deletions
diff --git a/arch/arm/boot/compressed/Makefile b/arch/arm/boot/compressed/Makefile index 8ebbb511c78..0c6852d9350 100644 --- a/arch/arm/boot/compressed/Makefile +++ b/arch/arm/boot/compressed/Makefile @@ -74,7 +74,7 @@ ZTEXTADDR := $(CONFIG_ZBOOT_ROM_TEXT) ZBSSADDR := $(CONFIG_ZBOOT_ROM_BSS) else ZTEXTADDR := 0 -ZBSSADDR := ALIGN(4) +ZBSSADDR := ALIGN(8) endif SEDFLAGS = s/TEXT_START/$(ZTEXTADDR)/;s/BSS_START/$(ZBSSADDR)/ diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S index adf583cd0c3..49f5b2eaaa8 100644 --- a/arch/arm/boot/compressed/head.S +++ b/arch/arm/boot/compressed/head.S @@ -179,15 +179,14 @@ not_angel: bl cache_on restart: adr r0, LC0 - ldmia r0, {r1, r2, r3, r5, r6, r9, r11, r12} - ldr sp, [r0, #32] + ldmia r0, {r1, r2, r3, r6, r9, r11, r12} + ldr sp, [r0, #28] /* * We might be running at a different address. We need * to fix up various pointers. */ sub r0, r0, r1 @ calculate the delta offset - add r5, r5, r0 @ _start add r6, r6, r0 @ _edata #ifndef CONFIG_ZBOOT_ROM @@ -206,31 +205,40 @@ restart: adr r0, LC0 /* * Check to see if we will overwrite ourselves. * r4 = final kernel address - * r5 = start of this image * r9 = size of decompressed image * r10 = end of this image, including bss/stack/malloc space if non XIP * We basically want: - * r4 >= r10 -> OK - * r4 + image length <= r5 -> OK + * r4 - 16k page directory >= r10 -> OK + * r4 + image length <= current position (pc) -> OK */ + add r10, r10, #16384 cmp r4, r10 bhs wont_overwrite add r10, r4, r9 - cmp r10, r5 + ARM( cmp r10, pc ) + THUMB( mov lr, pc ) + THUMB( cmp r10, lr ) bls wont_overwrite /* * Relocate ourselves past the end of the decompressed kernel. - * r5 = start of this image * r6 = _edata * r10 = end of the decompressed kernel * Because we always copy ahead, we need to do it from the end and go * backward in case the source and destination overlap. */ - /* Round up to next 256-byte boundary. */ - add r10, r10, #256 + /* + * Bump to the next 256-byte boundary with the size of + * the relocation code added. This avoids overwriting + * ourself when the offset is small. + */ + add r10, r10, #((reloc_code_end - restart + 256) & ~255) bic r10, r10, #255 + /* Get start of code we want to copy and align it down. */ + adr r5, restart + bic r5, r5, #31 + sub r9, r6, r5 @ size to copy add r9, r9, #31 @ rounded up to a multiple bic r9, r9, #31 @ ... of 32 bytes @@ -245,6 +253,11 @@ restart: adr r0, LC0 /* Preserve offset to relocated code. */ sub r6, r9, r6 +#ifndef CONFIG_ZBOOT_ROM + /* cache_clean_flush may use the stack, so relocate it */ + add sp, sp, r6 +#endif + bl cache_clean_flush adr r0, BSYM(restart) @@ -333,7 +346,6 @@ not_relocated: mov r0, #0 LC0: .word LC0 @ r1 .word __bss_start @ r2 .word _end @ r3 - .word _start @ r5 .word _edata @ r6 .word _image_size @ r9 .word _got_start @ r11 @@ -1062,6 +1074,7 @@ memdump: mov r12, r0 #endif .ltorg +reloc_code_end: .align .section ".stack", "aw", %nobits diff --git a/arch/arm/boot/compressed/vmlinux.lds.in b/arch/arm/boot/compressed/vmlinux.lds.in index 5309909d728..ea80abe7884 100644 --- a/arch/arm/boot/compressed/vmlinux.lds.in +++ b/arch/arm/boot/compressed/vmlinux.lds.in @@ -54,6 +54,7 @@ SECTIONS .bss : { *(.bss) } _end = .; + . = ALIGN(8); /* the stack must be 64-bit aligned */ .stack : { *(.stack) } .stab 0 : { *(.stab) } diff --git a/arch/arm/configs/at91x40_defconfig b/arch/arm/configs/at91x40_defconfig new file mode 100644 index 00000000000..c55e9212fcb --- /dev/null +++ b/arch/arm/configs/at91x40_defconfig @@ -0,0 +1,48 @@ +CONFIG_EXPERIMENTAL=y +CONFIG_LOG_BUF_SHIFT=14 +CONFIG_EMBEDDED=y +# CONFIG_HOTPLUG is not set +# CONFIG_ELF_CORE is not set +# CONFIG_FUTEX is not set +# CONFIG_TIMERFD is not set +# CONFIG_VM_EVENT_COUNTERS is not set +# CONFIG_COMPAT_BRK is not set +CONFIG_SLAB=y +# CONFIG_LBDAF is not set +# CONFIG_BLK_DEV_BSG is not set +# CONFIG_IOSCHED_DEADLINE is not set +# CONFIG_IOSCHED_CFQ is not set +# CONFIG_MMU is not set +CONFIG_ARCH_AT91=y +CONFIG_ARCH_AT91X40=y +CONFIG_MACH_AT91EB01=y +CONFIG_AT91_EARLY_USART0=y +CONFIG_CPU_ARM7TDMI=y +CONFIG_SET_MEM_PARAM=y +CONFIG_DRAM_BASE=0x01000000 +CONFIG_DRAM_SIZE=0x00400000 +CONFIG_FLASH_MEM_BASE=0x01400000 +CONFIG_PROCESSOR_ID=0x14000040 +CONFIG_ZBOOT_ROM_TEXT=0x0 +CONFIG_ZBOOT_ROM_BSS=0x0 +CONFIG_BINFMT_FLAT=y +# CONFIG_SUSPEND is not set +# CONFIG_FW_LOADER is not set +CONFIG_MTD=y +CONFIG_MTD_PARTITIONS=y +CONFIG_MTD_CHAR=y +CONFIG_MTD_BLOCK=y +CONFIG_MTD_RAM=y +CONFIG_MTD_ROM=y +CONFIG_BLK_DEV_RAM=y +# CONFIG_INPUT is not set +# CONFIG_SERIO is not set +# CONFIG_VT is not set +# CONFIG_DEVKMEM is not set +# CONFIG_HW_RANDOM is not set +# CONFIG_HWMON is not set +# CONFIG_USB_SUPPORT is not set +CONFIG_EXT2_FS=y +# CONFIG_DNOTIFY is not set +CONFIG_ROMFS_FS=y +# CONFIG_ENABLE_MUST_CHECK is not set diff --git a/arch/arm/configs/omap2plus_defconfig b/arch/arm/configs/omap2plus_defconfig index 076db52ff67..d5f00d7eb07 100644 --- a/arch/arm/configs/omap2plus_defconfig +++ b/arch/arm/configs/omap2plus_defconfig @@ -21,58 +21,22 @@ CONFIG_MODVERSIONS=y CONFIG_MODULE_SRCVERSION_ALL=y # CONFIG_BLK_DEV_BSG is not set CONFIG_ARCH_OMAP=y -CONFIG_ARCH_OMAP2=y -CONFIG_ARCH_OMAP3=y -CONFIG_ARCH_OMAP4=y CONFIG_OMAP_RESET_CLOCKS=y CONFIG_OMAP_MUX_DEBUG=y -CONFIG_OMAP_32K_TIMER=y -CONFIG_MACH_OMAP_GENERIC=y -CONFIG_ARCH_OMAP2420=y -CONFIG_ARCH_OMAP2430=y -CONFIG_ARCH_OMAP3430=y -CONFIG_MACH_OMAP_H4=y -CONFIG_MACH_OMAP_APOLLON=y -CONFIG_MACH_OMAP_2430SDP=y -CONFIG_MACH_OMAP3_BEAGLE=y -CONFIG_MACH_DEVKIT8000=y -CONFIG_MACH_OMAP_LDP=y -CONFIG_MACH_OVERO=y -CONFIG_MACH_OMAP3EVM=y -CONFIG_MACH_OMAP3517EVM=y -CONFIG_MACH_OMAP3_PANDORA=y -CONFIG_MACH_OMAP3_TOUCHBOOK=y -CONFIG_MACH_OMAP_3430SDP=y -CONFIG_MACH_NOKIA_N8X0=y -CONFIG_MACH_NOKIA_RX51=y -CONFIG_MACH_OMAP_ZOOM2=y -CONFIG_MACH_OMAP_ZOOM3=y -CONFIG_MACH_CM_T35=y -CONFIG_MACH_IGEP0020=y -CONFIG_MACH_SBC3530=y -CONFIG_MACH_OMAP_3630SDP=y -CONFIG_MACH_OMAP_4430SDP=y CONFIG_ARM_THUMBEE=y -CONFIG_ARM_L1_CACHE_SHIFT=5 CONFIG_ARM_ERRATA_411920=y CONFIG_NO_HZ=y CONFIG_HIGH_RES_TIMERS=y CONFIG_SMP=y CONFIG_NR_CPUS=2 -# CONFIG_LOCAL_TIMERS is not set -CONFIG_AEABI=y CONFIG_LEDS=y CONFIG_ZBOOT_ROM_TEXT=0x0 CONFIG_ZBOOT_ROM_BSS=0x0 CONFIG_CMDLINE="root=/dev/mmcblk0p2 rootwait console=ttyO2,115200" CONFIG_KEXEC=y CONFIG_FPE_NWFPE=y -CONFIG_VFP=y -CONFIG_NEON=y CONFIG_BINFMT_MISC=y -CONFIG_PM=y CONFIG_PM_DEBUG=y -CONFIG_PM_RUNTIME=y CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y @@ -89,14 +53,6 @@ CONFIG_IP_PNP_RARP=y # CONFIG_IPV6 is not set CONFIG_NETFILTER=y CONFIG_BT=m -CONFIG_BT_L2CAP=m -CONFIG_BT_SCO=m -CONFIG_BT_RFCOMM=y -CONFIG_BT_RFCOMM_TTY=y -CONFIG_BT_BNEP=m -CONFIG_BT_BNEP_MC_FILTER=y -CONFIG_BT_BNEP_PROTO_FILTER=y -CONFIG_BT_HIDP=m CONFIG_BT_HCIUART=m CONFIG_BT_HCIUART_H4=y CONFIG_BT_HCIUART_BCSP=y @@ -107,11 +63,9 @@ CONFIG_CFG80211=m CONFIG_MAC80211=m CONFIG_MAC80211_RC_PID=y CONFIG_MAC80211_RC_DEFAULT_PID=y -CONFIG_MAC80211_LEDS=y CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_CONNECTOR=y CONFIG_MTD=y -CONFIG_MTD_CONCAT=y CONFIG_MTD_CMDLINE_PARTS=y CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y @@ -127,7 +81,6 @@ CONFIG_MTD_UBI=y CONFIG_BLK_DEV_LOOP=y CONFIG_BLK_DEV_RAM=y CONFIG_BLK_DEV_RAM_SIZE=16384 -CONFIG_EEPROM_LEGACY=y CONFIG_SCSI=y CONFIG_BLK_DEV_SD=y CONFIG_SCSI_MULTI_LUN=y @@ -158,19 +111,15 @@ CONFIG_TOUCHSCREEN_ADS7846=y CONFIG_INPUT_MISC=y CONFIG_INPUT_TWL4030_PWRBUTTON=y CONFIG_VT_HW_CONSOLE_BINDING=y -CONFIG_SERIAL_8250=y -CONFIG_SERIAL_8250_CONSOLE=y +# CONFIG_LEGACY_PTYS is not set CONFIG_SERIAL_8250_NR_UARTS=32 CONFIG_SERIAL_8250_EXTENDED=y CONFIG_SERIAL_8250_MANY_PORTS=y CONFIG_SERIAL_8250_SHARE_IRQ=y CONFIG_SERIAL_8250_DETECT_IRQ=y CONFIG_SERIAL_8250_RSA=y -# CONFIG_LEGACY_PTYS is not set CONFIG_HW_RANDOM=y -CONFIG_I2C=y CONFIG_I2C_CHARDEV=y -CONFIG_I2C_OMAP=y CONFIG_SPI=y CONFIG_SPI_OMAP24XX=y CONFIG_DEBUG_GPIO=y @@ -181,10 +130,6 @@ CONFIG_POWER_SUPPLY=y CONFIG_WATCHDOG=y CONFIG_OMAP_WATCHDOG=y CONFIG_TWL4030_WATCHDOG=y -CONFIG_MENELAUS=y -CONFIG_TWL4030_CORE=y -CONFIG_TWL4030_POWER=y -CONFIG_REGULATOR=y CONFIG_REGULATOR_TWL4030=y CONFIG_REGULATOR_TPS65023=y CONFIG_REGULATOR_TPS6507X=y @@ -208,7 +153,6 @@ CONFIG_BACKLIGHT_LCD_SUPPORT=y CONFIG_LCD_CLASS_DEVICE=y CONFIG_LCD_PLATFORM=y CONFIG_DISPLAY_SUPPORT=y -# CONFIG_VGA_CONSOLE is not set CONFIG_FRAMEBUFFER_CONSOLE=y CONFIG_FRAMEBUFFER_CONSOLE_ROTATION=y CONFIG_FONTS=y @@ -217,25 +161,20 @@ CONFIG_FONT_8x16=y CONFIG_LOGO=y CONFIG_SOUND=m CONFIG_SND=m -CONFIG_SND_MIXER_OSS=y -CONFIG_SND_PCM_OSS=y +CONFIG_SND_MIXER_OSS=m +CONFIG_SND_PCM_OSS=m CONFIG_SND_VERBOSE_PRINTK=y CONFIG_SND_DEBUG=y -CONFIG_SND_USB_AUDIO=y -CONFIG_SND_SOC=y -CONFIG_SND_OMAP_SOC=y -CONFIG_SND_OMAP_SOC_OMAP3_PANDORA=y +CONFIG_SND_USB_AUDIO=m +CONFIG_SND_SOC=m +CONFIG_SND_OMAP_SOC=m +CONFIG_SND_OMAP_SOC_OMAP3_PANDORA=m CONFIG_USB=y CONFIG_USB_DEBUG=y CONFIG_USB_ANNOUNCE_NEW_DEVICES=y CONFIG_USB_DEVICEFS=y CONFIG_USB_SUSPEND=y -# CONFIG_USB_OTG_WHITELIST is not set CONFIG_USB_MON=y -# CONFIG_USB_MUSB_HDRC is not set -# CONFIG_USB_MUSB_OTG is not set -# CONFIG_USB_GADGET_MUSB_HDRC is not set -CONFIG_USB_MUSB_DEBUG=y CONFIG_USB_WDM=y CONFIG_USB_STORAGE=y CONFIG_USB_LIBUSUAL=y @@ -250,18 +189,12 @@ CONFIG_MMC_UNSAFE_RESUME=y CONFIG_SDIO_UART=y CONFIG_MMC_OMAP=y CONFIG_MMC_OMAP_HS=y -CONFIG_LEDS_CLASS=y -CONFIG_LEDS_GPIO=y -CONFIG_LEDS_TRIGGER_TIMER=y -CONFIG_LEDS_TRIGGER_HEARTBEAT=y -CONFIG_LEDS_TRIGGER_DEFAULT_ON=y CONFIG_RTC_CLASS=y CONFIG_RTC_DRV_TWL92330=y CONFIG_RTC_DRV_TWL4030=y CONFIG_EXT2_FS=y CONFIG_EXT3_FS=y # CONFIG_EXT3_FS_XATTR is not set -CONFIG_INOTIFY=y CONFIG_QUOTA=y CONFIG_QFMT_V2=y CONFIG_MSDOS_FS=y @@ -285,12 +218,10 @@ CONFIG_NLS_CODEPAGE_437=y CONFIG_NLS_ISO8859_1=y CONFIG_PRINTK_TIME=y CONFIG_MAGIC_SYSRQ=y -CONFIG_DEBUG_FS=y CONFIG_DEBUG_KERNEL=y CONFIG_SCHEDSTATS=y CONFIG_TIMER_STATS=y CONFIG_PROVE_LOCKING=y -# CONFIG_LOCK_STAT is not set CONFIG_DEBUG_SPINLOCK_SLEEP=y # CONFIG_DEBUG_BUGVERBOSE is not set CONFIG_DEBUG_INFO=y diff --git a/arch/arm/include/asm/cputype.h b/arch/arm/include/asm/cputype.h index ed5bc9e05a4..cd4458f6417 100644 --- a/arch/arm/include/asm/cputype.h +++ b/arch/arm/include/asm/cputype.h @@ -2,6 +2,7 @@ #define __ASM_ARM_CPUTYPE_H #include <linux/stringify.h> +#include <linux/kernel.h> #define CPUID_ID 0 #define CPUID_CACHETYPE 1 diff --git a/arch/arm/include/asm/kprobes.h b/arch/arm/include/asm/kprobes.h index bb8a19bd582..e46bdd0097e 100644 --- a/arch/arm/include/asm/kprobes.h +++ b/arch/arm/include/asm/kprobes.h @@ -39,10 +39,13 @@ typedef u32 kprobe_opcode_t; struct kprobe; typedef void (kprobe_insn_handler_t)(struct kprobe *, struct pt_regs *); +typedef unsigned long (kprobe_check_cc)(unsigned long); + /* Architecture specific copy of original instruction. */ struct arch_specific_insn { kprobe_opcode_t *insn; kprobe_insn_handler_t *insn_handler; + kprobe_check_cc *insn_check_cc; }; struct prev_kprobe { diff --git a/arch/arm/include/asm/system.h b/arch/arm/include/asm/system.h index 885be097769..832888d0c20 100644 --- a/arch/arm/include/asm/system.h +++ b/arch/arm/include/asm/system.h @@ -159,7 +159,7 @@ extern unsigned int user_debug; #include <mach/barriers.h> #elif defined(CONFIG_ARM_DMA_MEM_BUFFERABLE) || defined(CONFIG_SMP) #define mb() do { dsb(); outer_sync(); } while (0) -#define rmb() dmb() +#define rmb() dsb() #define wmb() mb() #else #include <asm/memory.h> diff --git a/arch/arm/include/asm/unistd.h b/arch/arm/include/asm/unistd.h index c891eb76c0e..87dbe3e2197 100644 --- a/arch/arm/include/asm/unistd.h +++ b/arch/arm/include/asm/unistd.h @@ -396,6 +396,10 @@ #define __NR_fanotify_init (__NR_SYSCALL_BASE+367) #define __NR_fanotify_mark (__NR_SYSCALL_BASE+368) #define __NR_prlimit64 (__NR_SYSCALL_BASE+369) +#define __NR_name_to_handle_at (__NR_SYSCALL_BASE+370) +#define __NR_open_by_handle_at (__NR_SYSCALL_BASE+371) +#define __NR_clock_adjtime (__NR_SYSCALL_BASE+372) +#define __NR_syncfs (__NR_SYSCALL_BASE+373) /* * The following SWIs are ARM private. diff --git a/arch/arm/kernel/calls.S b/arch/arm/kernel/calls.S index 5c26eccef99..7fbf28c35bb 100644 --- a/arch/arm/kernel/calls.S +++ b/arch/arm/kernel/calls.S @@ -379,6 +379,10 @@ CALL(sys_fanotify_init) CALL(sys_fanotify_mark) CALL(sys_prlimit64) +/* 370 */ CALL(sys_name_to_handle_at) + CALL(sys_open_by_handle_at) + CALL(sys_clock_adjtime) + CALL(sys_syncfs) #ifndef syscalls_counted .equ syscalls_padding, ((NR_syscalls + 3) & ~3) - NR_syscalls #define syscalls_counted diff --git a/arch/arm/kernel/kprobes-decode.c b/arch/arm/kernel/kprobes-decode.c index 23891317dc4..15eeff6aea0 100644 --- a/arch/arm/kernel/kprobes-decode.c +++ b/arch/arm/kernel/kprobes-decode.c @@ -34,9 +34,6 @@ * * *) If the PC is written to by the instruction, the * instruction must be fully simulated in software. - * If it is a conditional instruction, the handler - * will use insn[0] to copy its condition code to - * set r0 to 1 and insn[1] to "mov pc, lr" to return. * * *) Otherwise, a modified form of the instruction is * directly executed. Its handler calls the @@ -68,13 +65,17 @@ #define branch_displacement(insn) sign_extend(((insn) & 0xffffff) << 2, 25) +#define is_r15(insn, bitpos) (((insn) & (0xf << bitpos)) == (0xf << bitpos)) + +/* + * Test if load/store instructions writeback the address register. + * if P (bit 24) == 0 or W (bit 21) == 1 + */ +#define is_writeback(insn) ((insn ^ 0x01000000) & 0x01200000) + #define PSR_fs (PSR_f|PSR_s) #define KPROBE_RETURN_INSTRUCTION 0xe1a0f00e /* mov pc, lr */ -#define SET_R0_TRUE_INSTRUCTION 0xe3a00001 /* mov r0, #1 */ - -#define truecc_insn(insn) (((insn) & 0xf0000000) | \ - (SET_R0_TRUE_INSTRUCTION & 0x0fffffff)) typedef long (insn_0arg_fn_t)(void); typedef long (insn_1arg_fn_t)(long); @@ -419,14 +420,10 @@ insnslot_llret_4arg_rwflags(long r0, long r1, long r2, long r3, long *cpsr, static void __kprobes simulate_bbl(struct kprobe *p, struct pt_regs *regs) { - insn_1arg_fn_t *i_fn = (insn_1arg_fn_t *)&p->ainsn.insn[0]; kprobe_opcode_t insn = p->opcode; long iaddr = (long)p->addr; int disp = branch_displacement(insn); - if (!insnslot_1arg_rflags(0, regs->ARM_cpsr, i_fn)) - return; - if (insn & (1 << 24)) regs->ARM_lr = iaddr + 4; @@ -446,14 +443,10 @@ static void __kprobes simulate_blx1(struct kprobe *p, struct pt_regs *regs) static void __kprobes simulate_blx2bx(struct kprobe *p, struct pt_regs *regs) { - insn_1arg_fn_t *i_fn = (insn_1arg_fn_t *)&p->ainsn.insn[0]; kprobe_opcode_t insn = p->opcode; int rm = insn & 0xf; long rmv = regs->uregs[rm]; - if (!insnslot_1arg_rflags(0, regs->ARM_cpsr, i_fn)) - return; - if (insn & (1 << 5)) regs->ARM_lr = (long)p->addr + 4; @@ -463,9 +456,16 @@ static void __kprobes simulate_blx2bx(struct kprobe *p, struct pt_regs *regs) regs->ARM_cpsr |= PSR_T_BIT; } +static void __kprobes simulate_mrs(struct kprobe *p, struct pt_regs *regs) +{ + kprobe_opcode_t insn = p->opcode; + int rd = (insn >> 12) & 0xf; + unsigned long mask = 0xf8ff03df; /* Mask out execution state */ + regs->uregs[rd] = regs->ARM_cpsr & mask; +} + static void __kprobes simulate_ldm1stm1(struct kprobe *p, struct pt_regs *regs) { - insn_1arg_fn_t *i_fn = (insn_1arg_fn_t *)&p->ainsn.insn[0]; kprobe_opcode_t insn = p->opcode; int rn = (insn >> 16) & 0xf; int lbit = insn & (1 << 20); @@ -476,9 +476,6 @@ static void __kprobes simulate_ldm1stm1(struct kprobe *p, struct pt_regs *regs) int reg_bit_vector; int reg_count; - if (!insnslot_1arg_rflags(0, regs->ARM_cpsr, i_fn)) - return; - reg_count = 0; reg_bit_vector = insn & 0xffff; while (reg_bit_vector) { @@ -510,11 +507,6 @@ static void __kprobes simulate_ldm1stm1(struct kprobe *p, struct pt_regs *regs) static void __kprobes simulate_stm1_pc(struct kprobe *p, struct pt_regs *regs) { - insn_1arg_fn_t *i_fn = (insn_1arg_fn_t *)&p->ainsn.insn[0]; - - if (!insnslot_1arg_rflags(0, regs->ARM_cpsr, i_fn)) - return; - regs->ARM_pc = (long)p->addr + str_pc_offset; simulate_ldm1stm1(p, regs); regs->ARM_pc = (long)p->addr + 4; @@ -525,24 +517,16 @@ static void __kprobes simulate_mov_ipsp(struct kprobe *p, struct pt_regs *regs) regs->uregs[12] = regs->uregs[13]; } -static void __kprobes emulate_ldcstc(struct kprobe *p, struct pt_regs *regs) -{ - insn_1arg_fn_t *i_fn = (insn_1arg_fn_t *)&p->ainsn.insn[0]; - kprobe_opcode_t insn = p->opcode; - int rn = (insn >> 16) & 0xf; - long rnv = regs->uregs[rn]; - - /* Save Rn in case of writeback. */ - regs->uregs[rn] = insnslot_1arg_rflags(rnv, regs->ARM_cpsr, i_fn); -} - static void __kprobes emulate_ldrd(struct kprobe *p, struct pt_regs *regs) { insn_2arg_fn_t *i_fn = (insn_2arg_fn_t *)&p->ainsn.insn[0]; kprobe_opcode_t insn = p->opcode; + long ppc = (long)p->addr + 8; int rd = (insn >> 12) & 0xf; int rn = (insn >> 16) & 0xf; int rm = insn & 0xf; /* rm may be invalid, don't care. */ + long rmv = (rm == 15) ? ppc : regs->uregs[rm]; + long rnv = (rn == 15) ? ppc : regs->uregs[rn]; /* Not following the C calling convention here, so need asm(). */ __asm__ __volatile__ ( @@ -554,29 +538,36 @@ static void __kprobes emulate_ldrd(struct kprobe *p, struct pt_regs *regs) "str r0, %[rn] \n\t" /* in case of writeback */ "str r2, %[rd0] \n\t" "str r3, %[rd1] \n\t" - : [rn] "+m" (regs->uregs[rn]), + : [rn] "+m" (rnv), [rd0] "=m" (regs->uregs[rd]), [rd1] "=m" (regs->uregs[rd+1]) - : [rm] "m" (regs->uregs[rm]), + : [rm] "m" (rmv), [cpsr] "r" (regs->ARM_cpsr), [i_fn] "r" (i_fn) : "r0", "r1", "r2", "r3", "lr", "cc" ); + if (is_writeback(insn)) + regs->uregs[rn] = rnv; } static void __kprobes emulate_strd(struct kprobe *p, struct pt_regs *regs) { insn_4arg_fn_t *i_fn = (insn_4arg_fn_t *)&p->ainsn.insn[0]; kprobe_opcode_t insn = p->opcode; + long ppc = (long)p->addr + 8; int rd = (insn >> 12) & 0xf; int rn = (insn >> 16) & 0xf; int rm = insn & 0xf; - long rnv = regs->uregs[rn]; - long rmv = regs->uregs[rm]; /* rm/rmv may be invalid, don't care. */ + long rnv = (rn == 15) ? ppc : regs->uregs[rn]; + /* rm/rmv may be invalid, don't care. */ + long rmv = (rm == 15) ? ppc : regs->uregs[rm]; + long rnv_wb; - regs->uregs[rn] = insnslot_4arg_rflags(rnv, rmv, regs->uregs[rd], + rnv_wb = insnslot_4arg_rflags(rnv, rmv, regs->uregs[rd], regs->uregs[rd+1], regs->ARM_cpsr, i_fn); + if (is_writeback(insn)) + regs->uregs[rn] = rnv_wb; } static void __kprobes emulate_ldr(struct kprobe *p, struct pt_regs *regs) @@ -630,31 +621,6 @@ static void __kprobes emulate_str(struct kprobe *p, struct pt_regs *regs) regs->uregs[rn] = rnv_wb; /* Save Rn in case of writeback. */ } -static void __kprobes emulate_mrrc(struct kprobe *p, struct pt_regs *regs) -{ - insn_llret_0arg_fn_t *i_fn = (insn_llret_0arg_fn_t *)&p->ainsn.insn[0]; - kprobe_opcode_t insn = p->opcode; - union reg_pair fnr; - int rd = (insn >> 12) & 0xf; - int rn = (insn >> 16) & 0xf; - - fnr.dr = insnslot_llret_0arg_rflags(regs->ARM_cpsr, i_fn); - regs->uregs[rn] = fnr.r0; - regs->uregs[rd] = fnr.r1; -} - -static void __kprobes emulate_mcrr(struct kprobe *p, struct pt_regs *regs) -{ - insn_2arg_fn_t *i_fn = (insn_2arg_fn_t *)&p->ainsn.insn[0]; - kprobe_opcode_t insn = p->opcode; - int rd = (insn >> 12) & 0xf; - int rn = (insn >> 16) & 0xf; - long rnv = regs->uregs[rn]; - long rdv = regs->uregs[rd]; - - insnslot_2arg_rflags(rnv, rdv, regs->ARM_cpsr, i_fn); -} - static void __kprobes emulate_sat(struct kprobe *p, struct pt_regs *regs) { insn_1arg_fn_t *i_fn = (insn_1arg_fn_t *)&p->ainsn.insn[0]; @@ -688,32 +654,32 @@ static void __kprobes emulate_none(struct kprobe *p, struct pt_regs *regs) insnslot_0arg_rflags(regs->ARM_cpsr, i_fn); } -static void __kprobes emulate_rd12(struct kprobe *p, struct pt_regs *regs) +static void __kprobes emulate_nop(struct kprobe *p, struct pt_regs *regs) { - insn_0arg_fn_t *i_fn = (insn_0arg_fn_t *)&p->ainsn.insn[0]; - kprobe_opcode_t insn = p->opcode; - int rd = (insn >> 12) & 0xf; - - regs->uregs[rd] = insnslot_0arg_rflags(regs->ARM_cpsr, i_fn); } -static void __kprobes emulate_ird12(struct kprobe *p, struct pt_regs *regs) +static void __kprobes +emulate_rd12_modify(struct kprobe *p, struct pt_regs *regs) { insn_1arg_fn_t *i_fn = (insn_1arg_fn_t *)&p->ainsn.insn[0]; kprobe_opcode_t insn = p->opcode; - int ird = (insn >> 12) & 0xf; + int rd = (insn >> 12) & 0xf; + long rdv = regs->uregs[rd]; - insnslot_1arg_rflags(regs->uregs[ird], regs->ARM_cpsr, i_fn); + regs->uregs[rd] = insnslot_1arg_rflags(rdv, regs->ARM_cpsr, i_fn); } -static void __kprobes emulate_rn16(struct kprobe *p, struct pt_regs *regs) +static void __kprobes +emulate_rd12rn0_modify(struct kprobe *p, struct pt_regs *regs) { - insn_1arg_fn_t *i_fn = (insn_1arg_fn_t *)&p->ainsn.insn[0]; + insn_2arg_fn_t *i_fn = (insn_2arg_fn_t *)&p->ainsn.insn[0]; kprobe_opcode_t insn = p->opcode; - int rn = (insn >> 16) & 0xf; + int rd = (insn >> 12) & 0xf; + int rn = insn & 0xf; + long rdv = regs->uregs[rd]; long rnv = regs->uregs[rn]; - insnslot_1arg_rflags(rnv, regs->ARM_cpsr, i_fn); + regs->uregs[rd] = insnslot_2arg_rflags(rdv, rnv, regs->ARM_cpsr, i_fn); } static void __kprobes emulate_rd12rm0(struct kprobe *p, struct pt_regs *regs) @@ -819,6 +785,17 @@ emulate_alu_imm_rwflags(struct kprobe *p, struct pt_regs *regs) } static void __kprobes +emulate_alu_tests_imm(struct kprobe *p, struct pt_regs *regs) +{ + insn_1arg_fn_t *i_fn = (insn_1arg_fn_t *)&p->ainsn.insn[0]; + kprobe_opcode_t insn = p->opcode; + int rn = (insn >> 16) & 0xf; + long rnv = (rn == 15) ? (long)p->addr + 8 : regs->uregs[rn]; + + insnslot_1arg_rwflags(rnv, ®s->ARM_cpsr, i_fn); +} + +static void __kprobes emulate_alu_rflags(struct kprobe *p, struct pt_regs *regs) { insn_3arg_fn_t *i_fn = (insn_3arg_fn_t *)&p->ainsn.insn[0]; @@ -854,14 +831,34 @@ emulate_alu_rwflags(struct kprobe *p, struct pt_regs *regs) insnslot_3arg_rwflags(rnv, rmv, rsv, ®s->ARM_cpsr, i_fn); } +static void __kprobes +emulate_alu_tests(struct kprobe *p, struct pt_regs *regs) +{ + insn_3arg_fn_t *i_fn = (insn_3arg_fn_t *)&p->ainsn.insn[0]; + kprobe_opcode_t insn = p->opcode; + long ppc = (long)p->addr + 8; + int rn = (insn >> 16) & 0xf; + int rs = (insn >> 8) & 0xf; /* rs/rsv may be invalid, don't care. */ + int rm = insn & 0xf; + long rnv = (rn == 15) ? ppc : regs->uregs[rn]; + long rmv = (rm == 15) ? ppc : regs->uregs[rm]; + long rsv = regs->uregs[rs]; + + insnslot_3arg_rwflags(rnv, rmv, rsv, ®s->ARM_cpsr, i_fn); +} + static enum kprobe_insn __kprobes prep_emulate_ldr_str(kprobe_opcode_t insn, struct arch_specific_insn *asi) { - int ibit = (insn & (1 << 26)) ? 25 : 22; + int not_imm = (insn & (1 << 26)) ? (insn & (1 << 25)) + : (~insn & (1 << 22)); + + if (is_writeback(insn) && is_r15(insn, 16)) + return INSN_REJECTED; /* Writeback to PC */ insn &= 0xfff00fff; insn |= 0x00001000; /* Rn = r0, Rd = r1 */ - if (insn & (1 << ibit)) { + if (not_imm) { insn &= ~0xf; insn |= 2; /* Rm = r2 */ } @@ -871,20 +868,40 @@ prep_emulate_ldr_str(kprobe_opcode_t insn, struct arch_specific_insn *asi) } static enum kprobe_insn __kprobes -prep_emulate_rd12rm0(kprobe_opcode_t insn, struct arch_specific_insn *asi) +prep_emulate_rd12_modify(kprobe_opcode_t insn, struct arch_specific_insn *asi) { - insn &= 0xffff0ff0; /* Rd = r0, Rm = r0 */ + if (is_r15(insn, 12)) + return INSN_REJECTED; /* Rd is PC */ + + insn &= 0xffff0fff; /* Rd = r0 */ asi->insn[0] = insn; - asi->insn_handler = emulate_rd12rm0; + asi->insn_handler = emulate_rd12_modify; return INSN_GOOD; } static enum kprobe_insn __kprobes -prep_emulate_rd12(kprobe_opcode_t insn, struct arch_specific_insn *asi) +prep_emulate_rd12rn0_modify(kprobe_opcode_t insn, + struct arch_specific_insn *asi) { - insn &= 0xffff0fff; /* Rd = r0 */ + if (is_r15(insn, 12)) + return INSN_REJECTED; /* Rd is PC */ + + insn &= 0xffff0ff0; /* Rd = r0 */ + insn |= 0x00000001; /* Rn = r1 */ + asi->insn[0] = insn; + asi->insn_handler = emulate_rd12rn0_modify; + return INSN_GOOD; +} + +static enum kprobe_insn __kprobes +prep_emulate_rd12rm0(kprobe_opcode_t insn, struct arch_specific_insn *asi) +{ + if (is_r15(insn, 12)) + return INSN_REJECTED; /* Rd is PC */ + + insn &= 0xffff0ff0; /* Rd = r0, Rm = r0 */ asi->insn[0] = insn; - asi->insn_handler = emulate_rd12; + asi->insn_handler = emulate_rd12rm0; return INSN_GOOD; } @@ -892,6 +909,9 @@ static enum kprobe_insn __kprobes prep_emulate_rd12rn16rm0_wflags(kprobe_opcode_t insn, struct arch_specific_insn *asi) { + if (is_r15(insn, 12)) + return INSN_REJECTED; /* Rd is PC */ + insn &= 0xfff00ff0; /* Rd = r0, Rn = r0 */ insn |= 0x00000001; /* Rm = r1 */ asi->insn[0] = insn; @@ -903,6 +923,9 @@ static enum kprobe_insn __kprobes prep_emulate_rd16rs8rm0_wflags(kprobe_opcode_t insn, struct arch_specific_insn *asi) { + if (is_r15(insn, 16)) + return INSN_REJECTED; /* Rd is PC */ + insn &= 0xfff0f0f0; /* Rd = r0, Rs = r0 */ insn |= 0x00000001; /* Rm = r1 */ asi->insn[0] = insn; @@ -914,6 +937,9 @@ static enum kprobe_insn __kprobes prep_emulate_rd16rn12rs8rm0_wflags(kprobe_opcode_t insn, struct arch_specific_insn *asi) { + if (is_r15(insn, 16)) + return INSN_REJECTED; /* Rd is PC */ + insn &= 0xfff000f0; /* Rd = r0, Rn = r0 */ insn |= 0x00000102; /* Rs = r1, Rm = r2 */ asi->insn[0] = insn; @@ -925,6 +951,9 @@ static enum kprobe_insn __kprobes prep_emulate_rdhi16rdlo12rs8rm0_wflags(kprobe_opcode_t insn, struct arch_specific_insn *asi) { + if (is_r15(insn, 16) || is_r15(insn, 12)) + return INSN_REJECTED; /* RdHi or RdLo is PC */ + insn &= 0xfff000f0; /* RdHi = r0, RdLo = r1 */ insn |= 0x00001203; /* Rs = r2, Rm = r3 */ asi->insn[0] = insn; @@ -945,20 +974,13 @@ prep_emulate_rdhi16rdlo12rs8rm0_wflags(kprobe_opcode_t insn, static enum kprobe_insn __kprobes space_1111(kprobe_opcode_t insn, struct arch_specific_insn *asi) { - /* CPS mmod == 1 : 1111 0001 0000 xx10 xxxx xxxx xx0x xxxx */ - /* RFE : 1111 100x x0x1 xxxx xxxx 1010 xxxx xxxx */ - /* SRS : 1111 100x x1x0 1101 xxxx 0101 xxxx xxxx */ - if ((insn & 0xfff30020) == 0xf1020000 || - (insn & 0xfe500f00) == 0xf8100a00 || - (insn & 0xfe5f0f00) == 0xf84d0500) - return INSN_REJECTED; - - /* PLD : 1111 01x1 x101 xxxx xxxx xxxx xxxx xxxx : */ - if ((insn & 0xfd700000) == 0xf4500000) { - insn &= 0xfff0ffff; /* Rn = r0 */ - asi->insn[0] = insn; - asi->insn_handler = emulate_rn16; - return INSN_GOOD; + /* memory hint : 1111 0100 x001 xxxx xxxx xxxx xxxx xxxx : */ + /* PLDI : 1111 0100 x101 xxxx xxxx xxxx xxxx xxxx : */ + /* PLDW : 1111 0101 x001 xxxx xxxx xxxx xxxx xxxx : */ + /* PLD : 1111 0101 x101 xxxx xxxx xxxx xxxx xxxx : */ + if ((insn & 0xfe300000) == 0xf4100000) { + asi->insn_handler = emulate_nop; + return INSN_GOOD_NO_SLOT; } /* BLX(1) : 1111 101x xxxx xxxx xxxx xxxx xxxx xxxx : */ @@ -967,41 +989,22 @@ space_1111(kprobe_opcode_t insn, struct arch_specific_insn *asi) return INSN_GOOD_NO_SLOT; } - /* SETEND : 1111 0001 0000 0001 xxxx xxxx 0000 xxxx */ - /* CDP2 : 1111 1110 xxxx xxxx xxxx xxxx xxx0 xxxx */ - if ((insn & 0xffff00f0) == 0xf1010000 || - (insn & 0xff000010) == 0xfe000000) { - asi->insn[0] = insn; - asi->insn_handler = emulate_none; - return INSN_GOOD; - } + /* CPS : 1111 0001 0000 xxx0 xxxx xxxx xx0x xxxx */ + /* SETEND: 1111 0001 0000 0001 xxxx xxxx 0000 xxxx */ + /* SRS : 1111 100x x1x0 xxxx xxxx xxxx xxxx xxxx */ + /* RFE : 1111 100x x0x1 xxxx xxxx xxxx xxxx xxxx */ + + /* Coprocessor instructions... */ /* MCRR2 : 1111 1100 0100 xxxx xxxx xxxx xxxx xxxx : (Rd != Rn) */ /* MRRC2 : 1111 1100 0101 xxxx xxxx xxxx xxxx xxxx : (Rd != Rn) */ - if ((insn & 0xffe00000) == 0xfc400000) { - insn &= 0xfff00fff; /* Rn = r0 */ - insn |= 0x00001000; /* Rd = r1 */ - asi->insn[0] = insn; - asi->insn_handler = - (insn & (1 << 20)) ? emulate_mrrc : emulate_mcrr; - return INSN_GOOD; - } + /* LDC2 : 1111 110x xxx1 xxxx xxxx xxxx xxxx xxxx */ + /* STC2 : 1111 110x xxx0 xxxx xxxx xxxx xxxx xxxx */ + /* CDP2 : 1111 1110 xxxx xxxx xxxx xxxx xxx0 xxxx */ + /* MCR2 : 1111 1110 xxx0 xxxx xxxx xxxx xxx1 xxxx */ + /* MRC2 : 1111 1110 xxx1 xxxx xxxx xxxx xxx1 xxxx */ - /* LDC2 : 1111 110x xxx1 xxxx xxxx xxxx xxxx xxxx */ - /* STC2 : 1111 110x xxx0 xxxx xxxx xxxx xxxx xxxx */ - if ((insn & 0xfe000000) == 0xfc000000) { - insn &= 0xfff0ffff; /* Rn = r0 */ - asi->insn[0] = insn; - asi->insn_handler = emulate_ldcstc; - return INSN_GOOD; - } - - /* MCR2 : 1111 1110 xxx0 xxxx xxxx xxxx xxx1 xxxx */ - /* MRC2 : 1111 1110 xxx1 xxxx xxxx xxxx xxx1 xxxx */ - insn &= 0xffff0fff; /* Rd = r0 */ - asi->insn[0] = insn; - asi->insn_handler = (insn & (1 << 20)) ? emulate_rd12 : emulate_ird12; - return INSN_GOOD; + return INSN_REJECTED; } static enum kprobe_insn __kprobes @@ -1010,19 +1013,18 @@ space_cccc_000x(kprobe_opcode_t insn, struct arch_specific_insn *asi) /* cccc 0001 0xx0 xxxx xxxx xxxx xxxx xxx0 xxxx */ if ((insn & 0x0f900010) == 0x01000000) { - /* BXJ : cccc 0001 0010 xxxx xxxx xxxx 0010 xxxx */ - /* MSR : cccc 0001 0x10 xxxx xxxx xxxx 0000 xxxx */ - if ((insn & 0x0ff000f0) == 0x01200020 || - (insn & 0x0fb000f0) == 0x01200000) - return INSN_REJECTED; - - /* MRS : cccc 0001 0x00 xxxx xxxx xxxx 0000 xxxx */ - if ((insn & 0x0fb00010) == 0x01000000) - return prep_emulate_rd12(insn, asi); + /* MRS cpsr : cccc 0001 0000 xxxx xxxx xxxx 0000 xxxx */ + if ((insn & 0x0ff000f0) == 0x01000000) { + if (is_r15(insn, 12)) + return INSN_REJECTED; /* Rd is PC */ + asi->insn_handler = simulate_mrs; + return INSN_GOOD_NO_SLOT; + } /* SMLALxy : cccc 0001 0100 xxxx xxxx xxxx 1xx0 xxxx */ if ((insn & 0x0ff00090) == 0x01400080) - return prep_emulate_rdhi16rdlo12rs8rm0_wflags(insn, asi); + return prep_emulate_rdhi16rdlo12rs8rm0_wflags(insn, + asi); /* SMULWy : cccc 0001 0010 xxxx xxxx xxxx 1x10 xxxx */ /* SMULxy : cccc 0001 0110 xxxx xxxx xxxx 1xx0 xxxx */ @@ -1031,24 +1033,29 @@ space_cccc_000x(kprobe_opcode_t insn, struct arch_specific_insn *asi) return prep_emulate_rd16rs8rm0_wflags(insn, asi); /* SMLAxy : cccc 0001 0000 xxxx xxxx xxxx 1xx0 xxxx : Q */ - /* SMLAWy : cccc 0001 0010 xxxx xxxx xxxx 0x00 xxxx : Q */ - return prep_emulate_rd16rn12rs8rm0_wflags(insn, asi); + /* SMLAWy : cccc 0001 0010 xxxx xxxx xxxx 1x00 xxxx : Q */ + if ((insn & 0x0ff00090) == 0x01000080 || + (insn & 0x0ff000b0) == 0x01200080) + return prep_emulate_rd16rn12rs8rm0_wflags(insn, asi); + + /* BXJ : cccc 0001 0010 xxxx xxxx xxxx 0010 xxxx */ + /* MSR : cccc 0001 0x10 xxxx xxxx xxxx 0000 xxxx */ + /* MRS spsr : cccc 0001 0100 xxxx xxxx xxxx 0000 xxxx */ + /* Other instruction encodings aren't yet defined */ + return INSN_REJECTED; } /* cccc 0001 0xx0 xxxx xxxx xxxx xxxx 0xx1 xxxx */ else if ((insn & 0x0f900090) == 0x01000010) { - /* BKPT : 1110 0001 0010 xxxx xxxx xxxx 0111 xxxx */ - if ((insn & 0xfff000f0) == 0xe1200070) - return INSN_REJECTED; - /* BLX(2) : cccc 0001 0010 xxxx xxxx xxxx 0011 xxxx */ /* BX : cccc 0001 0010 xxxx xxxx xxxx 0001 xxxx */ if ((insn & 0x0ff000d0) == 0x01200010) { - asi->insn[0] = truecc_insn(insn); + if ((insn & 0x0ff000ff) == 0x0120003f) + return INSN_REJECTED; /* BLX pc */ asi->insn_handler = simulate_blx2bx; - return INSN_GOOD; + return INSN_GOOD_NO_SLOT; } /* CLZ : cccc 0001 0110 xxxx xxxx xxxx 0001 xxxx */ @@ -1059,17 +1066,27 @@ space_cccc_000x(kprobe_opcode_t insn, struct arch_specific_insn *asi) /* QSUB : cccc 0001 0010 xxxx xxxx xxxx 0101 xxxx :Q */ /* QDADD : cccc 0001 0100 xxxx xxxx xxxx 0101 xxxx :Q */ /* QDSUB : cccc 0001 0110 xxxx xxxx xxxx 0101 xxxx :Q */ - return prep_emulate_rd12rn16rm0_wflags(insn, asi); + if ((insn & 0x0f9000f0) == 0x01000050) + return prep_emulate_rd12rn16rm0_wflags(insn, asi); + + /* BKPT : 1110 0001 0010 xxxx xxxx xxxx 0111 xxxx */ + /* SMC : cccc 0001 0110 xxxx xxxx xxxx 0111 xxxx */ + + /* Other instruction encodings aren't yet defined */ + return INSN_REJECTED; } /* cccc 0000 xxxx xxxx xxxx xxxx xxxx 1001 xxxx */ - else if ((insn & 0x0f000090) == 0x00000090) { + else if ((insn & 0x0f0000f0) == 0x00000090) { /* MUL : cccc 0000 0000 xxxx xxxx xxxx 1001 xxxx : */ /* MULS : cccc 0000 0001 xxxx xxxx xxxx 1001 xxxx :cc */ /* MLA : cccc 0000 0010 xxxx xxxx xxxx 1001 xxxx : */ /* MLAS : cccc 0000 0011 xxxx xxxx xxxx 1001 xxxx :cc */ /* UMAAL : cccc 0000 0100 xxxx xxxx xxxx 1001 xxxx : */ + /* undef : cccc 0000 0101 xxxx xxxx xxxx 1001 xxxx : */ + /* MLS : cccc 0000 0110 xxxx xxxx xxxx 1001 xxxx : */ + /* undef : cccc 0000 0111 xxxx xxxx xxxx 1001 xxxx : */ /* UMULL : cccc 0000 1000 xxxx xxxx xxxx 1001 xxxx : */ /* UMULLS : cccc 0000 1001 xxxx xxxx xxxx 1001 xxxx :cc */ /* UMLAL : cccc 0000 1010 xxxx xxxx xxxx 1001 xxxx : */ @@ -1078,13 +1095,15 @@ space_cccc_000x(kprobe_opcode_t insn, struct arch_specific_insn *asi) /* SMULLS : cccc 0000 1101 xxxx xxxx xxxx 1001 xxxx :cc */ /* SMLAL : cccc 0000 1110 xxxx xxxx xxxx 1001 xxxx : */ /* SMLALS : cccc 0000 1111 xxxx xxxx xxxx 1001 xxxx :cc */ - if ((insn & 0x0fe000f0) == 0x00000090) { - return prep_emulate_rd16rs8rm0_wflags(insn, asi); - } else if ((insn & 0x0fe000f0) == 0x00200090) { - return prep_emulate_rd16rn12rs8rm0_wflags(insn, asi); - } else { - return prep_emulate_rdhi16rdlo12rs8rm0_wflags(insn, asi); - } + if ((insn & 0x00d00000) == 0x00500000) + return INSN_REJECTED; + else if ((insn & 0x00e00000) == 0x00000000) + return prep_emulate_rd16rs8rm0_wflags(insn, asi); + else if ((insn & 0x00a00000) == 0x00200000) + return prep_emulate_rd16rn12rs8rm0_wflags(insn, asi); + else + return prep_emulate_rdhi16rdlo12rs8rm0_wflags(insn, + asi); } /* cccc 000x xxxx xxxx xxxx xxxx xxxx 1xx1 xxxx */ @@ -1092,23 +1111,45 @@ space_cccc_000x(kprobe_opcode_t insn, struct arch_specific_insn *asi) /* SWP : cccc 0001 0000 xxxx xxxx xxxx 1001 xxxx */ /* SWPB : cccc 0001 0100 xxxx xxxx xxxx 1001 xxxx */ - /* LDRD : cccc 000x xxx0 xxxx xxxx xxxx 1101 xxxx */ - /* STRD : cccc 000x xxx0 xxxx xxxx xxxx 1111 xxxx */ + /* ??? : cccc 0001 0x01 xxxx xxxx xxxx 1001 xxxx */ + /* ??? : cccc 0001 0x10 xxxx xxxx xxxx 1001 xxxx */ + /* ??? : cccc 0001 0x11 xxxx xxxx xxxx 1001 xxxx */ /* STREX : cccc 0001 1000 xxxx xxxx xxxx 1001 xxxx */ /* LDREX : cccc 0001 1001 xxxx xxxx xxxx 1001 xxxx */ + /* STREXD: cccc 0001 1010 xxxx xxxx xxxx 1001 xxxx */ + /* LDREXD: cccc 0001 1011 xxxx xxxx xxxx 1001 xxxx */ + /* STREXB: cccc 0001 1100 xxxx xxxx xxxx 1001 xxxx */ + /* LDREXB: cccc 0001 1101 xxxx xxxx xxxx 1001 xxxx */ + /* STREXH: cccc 0001 1110 xxxx xxxx xxxx 1001 xxxx */ + /* LDREXH: cccc 0001 1111 xxxx xxxx xxxx 1001 xxxx */ + + /* LDRD : cccc 000x xxx0 xxxx xxxx xxxx 1101 xxxx */ + /* STRD : cccc 000x xxx0 xxxx xxxx xxxx 1111 xxxx */ /* LDRH : cccc 000x xxx1 xxxx xxxx xxxx 1011 xxxx */ /* STRH : cccc 000x xxx0 xxxx xxxx xxxx 1011 xxxx */ /* LDRSB : cccc 000x xxx1 xxxx xxxx xxxx 1101 xxxx */ /* LDRSH : cccc 000x xxx1 xxxx xxxx xxxx 1111 xxxx */ - if ((insn & 0x0fb000f0) == 0x01000090) { - /* SWP/SWPB */ - return prep_emulate_rd12rn16rm0_wflags(insn, asi); + if ((insn & 0x0f0000f0) == 0x01000090) { + if ((insn & 0x0fb000f0) == 0x01000090) { + /* SWP/SWPB */ + return prep_emulate_rd12rn16rm0_wflags(insn, + asi); + } else { + /* STREX/LDREX variants and unallocaed space */ + return INSN_REJECTED; + } + } else if ((insn & 0x0e1000d0) == 0x00000d0) { /* STRD/LDRD */ + if ((insn & 0x0000e000) == 0x0000e000) + return INSN_REJECTED; /* Rd is LR or PC */ + if (is_writeback(insn) && is_r15(insn, 16)) + return INSN_REJECTED; /* Writeback to PC */ + insn &= 0xfff00fff; insn |= 0x00002000; /* Rn = r0, Rd = r2 */ - if (insn & (1 << 22)) { - /* I bit */ + if (!(insn & (1 << 22))) { + /* Register index */ insn &= ~0xf; insn |= 1; /* Rm = r1 */ } @@ -1118,6 +1159,9 @@ space_cccc_000x(kprobe_opcode_t insn, struct arch_specific_insn *asi) return INSN_GOOD; } + /* LDRH/STRH/LDRSB/LDRSH */ + if (is_r15(insn, 12)) + return INSN_REJECTED; /* Rd is PC */ return prep_emulate_ldr_str(insn, asi); } @@ -1125,7 +1169,7 @@ space_cccc_000x(kprobe_opcode_t insn, struct arch_specific_insn *asi) /* * ALU op with S bit and Rd == 15 : - * cccc 000x xxx1 xxxx 1111 xxxx xxxx xxxx + * cccc 000x xxx1 xxxx 1111 xxxx xxxx xxxx */ if ((insn & 0x0e10f000) == 0x0010f000) return INSN_REJECTED; @@ -1154,22 +1198,61 @@ space_cccc_000x(kprobe_opcode_t insn, struct arch_specific_insn *asi) insn |= 0x00000200; /* Rs = r2 */ } asi->insn[0] = insn; - asi->insn_handler = (insn & (1 << 20)) ? /* S-bit */ + + if ((insn & 0x0f900000) == 0x01100000) { + /* + * TST : cccc 0001 0001 xxxx xxxx xxxx xxxx xxxx + * TEQ : cccc 0001 0011 xxxx xxxx xxxx xxxx xxxx + * CMP : cccc 0001 0101 xxxx xxxx xxxx xxxx xxxx + * CMN : cccc 0001 0111 xxxx xxxx xxxx xxxx xxxx + */ + asi->insn_handler = emulate_alu_tests; + } else { + /* ALU ops which write to Rd */ + asi->insn_handler = (insn & (1 << 20)) ? /* S-bit */ emulate_alu_rwflags : emulate_alu_rflags; + } return INSN_GOOD; } static enum kprobe_insn __kprobes space_cccc_001x(kprobe_opcode_t insn, struct arch_specific_insn *asi) { + /* MOVW : cccc 0011 0000 xxxx xxxx xxxx xxxx xxxx */ + /* MOVT : cccc 0011 0100 xxxx xxxx xxxx xxxx xxxx */ + if ((insn & 0x0fb00000) == 0x03000000) + return prep_emulate_rd12_modify(insn, asi); + + /* hints : cccc 0011 0010 0000 xxxx xxxx xxxx xxxx */ + if ((insn & 0x0fff0000) == 0x03200000) { + unsigned op2 = insn & 0x000000ff; + if (op2 == 0x01 || op2 == 0x04) { + /* YIELD : cccc 0011 0010 0000 xxxx xxxx 0000 0001 */ + /* SEV : cccc 0011 0010 0000 xxxx xxxx 0000 0100 */ + asi->insn[0] = insn; + asi->insn_handler = emulate_none; + return INSN_GOOD; + } else if (op2 <= 0x03) { + /* NOP : cccc 0011 0010 0000 xxxx xxxx 0000 0000 */ + /* WFE : cccc 0011 0010 0000 xxxx xxxx 0000 0010 */ + /* WFI : cccc 0011 0010 0000 xxxx xxxx 0000 0011 */ + /* + * We make WFE and WFI true NOPs to avoid stalls due + * to missing events whilst processing the probe. + */ + asi->insn_handler = emulate_nop; + return INSN_GOOD_NO_SLOT; + } + /* For DBG and unallocated hints it's safest to reject them */ + return INSN_REJECTED; + } + /* * MSR : cccc 0011 0x10 xxxx xxxx xxxx xxxx xxxx - * Undef : cccc 0011 0100 xxxx xxxx xxxx xxxx xxxx * ALU op with S bit and Rd == 15 : * cccc 001x xxx1 xxxx 1111 xxxx xxxx xxxx */ if ((insn & 0x0fb00000) == 0x03200000 || /* MSR */ - (insn & 0x0ff00000) == 0x03400000 || /* Undef */ (insn & 0x0e10f000) == 0x0210f000) /* ALU s-bit, R15 */ return INSN_REJECTED; @@ -1180,10 +1263,22 @@ space_cccc_001x(kprobe_opcode_t insn, struct arch_specific_insn *asi) * *S (bit 20) updates condition codes * ADC/SBC/RSC reads the C flag */ - insn &= 0xffff0fff; /* Rd = r0 */ + insn &= 0xfff00fff; /* Rn = r0 and Rd = r0 */ asi->insn[0] = insn; - asi->insn_handler = (insn & (1 << 20)) ? /* S-bit */ + + if ((insn & 0x0f900000) == 0x03100000) { + /* + * TST : cccc 0011 0001 xxxx xxxx xxxx xxxx xxxx + * TEQ : cccc 0011 0011 xxxx xxxx xxxx xxxx xxxx + * CMP : cccc 0011 0101 xxxx xxxx xxxx xxxx xxxx + * CMN : cccc 0011 0111 xxxx xxxx xxxx xxxx xxxx + */ + asi->insn_handler = emulate_alu_tests_imm; + } else { + /* ALU ops which write to Rd */ + asi->insn_handler = (insn & (1 << 20)) ? /* S-bit */ emulate_alu_imm_rwflags : emulate_alu_imm_rflags; + } return INSN_GOOD; } @@ -1192,6 +1287,8 @@ space_cccc_0110__1(kprobe_opcode_t insn, struct arch_specific_insn *asi) { /* SEL : cccc 0110 1000 xxxx xxxx xxxx 1011 xxxx GE: !!! */ if ((insn & 0x0ff000f0) == 0x068000b0) { + if (is_r15(insn, 12)) + return INSN_REJECTED; /* Rd is PC */ insn &= 0xfff00ff0; /* Rd = r0, Rn = r0 */ insn |= 0x00000001; /* Rm = r1 */ asi->insn[0] = insn; @@ -1205,6 +1302,8 @@ space_cccc_0110__1(kprobe_opcode_t insn, struct arch_specific_insn *asi) /* USAT16 : cccc 0110 1110 xxxx xxxx xxxx 0011 xxxx :Q */ if ((insn & 0x0fa00030) == 0x06a00010 || (insn & 0x0fb000f0) == 0x06a00030) { + if (is_r15(insn, 12)) + return INSN_REJECTED; /* Rd is PC */ insn &= 0xffff0ff0; /* Rd = r0, Rm = r0 */ asi->insn[0] = insn; asi->insn_handler = emulate_sat; @@ -1213,57 +1312,101 @@ space_cccc_0110__1(kprobe_opcode_t insn, struct arch_specific_insn *asi) /* REV : cccc 0110 1011 xxxx xxxx xxxx 0011 xxxx */ /* REV16 : cccc 0110 1011 xxxx xxxx xxxx 1011 xxxx */ + /* RBIT : cccc 0110 1111 xxxx xxxx xxxx 0011 xxxx */ /* REVSH : cccc 0110 1111 xxxx xxxx xxxx 1011 xxxx */ if ((insn & 0x0ff00070) == 0x06b00030 || - (insn & 0x0ff000f0) == 0x06f000b0) + (insn & 0x0ff00070) == 0x06f00030) return prep_emulate_rd12rm0(insn, asi); + /* ??? : cccc 0110 0000 xxxx xxxx xxxx xxx1 xxxx : */ /* SADD16 : cccc 0110 0001 xxxx xxxx xxxx 0001 xxxx :GE */ /* SADDSUBX : cccc 0110 0001 xxxx xxxx xxxx 0011 xxxx :GE */ /* SSUBADDX : cccc 0110 0001 xxxx xxxx xxxx 0101 xxxx :GE */ /* SSUB16 : cccc 0110 0001 xxxx xxxx xxxx 0111 xxxx :GE */ /* SADD8 : cccc 0110 0001 xxxx xxxx xxxx 1001 xxxx :GE */ + /* ??? : cccc 0110 0001 xxxx xxxx xxxx 1011 xxxx : */ + /* ??? : cccc 0110 0001 xxxx xxxx xxxx 1101 xxxx : */ /* SSUB8 : cccc 0110 0001 xxxx xxxx xxxx 1111 xxxx :GE */ /* QADD16 : cccc 0110 0010 xxxx xxxx xxxx 0001 xxxx : */ /* QADDSUBX : cccc 0110 0010 xxxx xxxx xxxx 0011 xxxx : */ /* QSUBADDX : cccc 0110 0010 xxxx xxxx xxxx 0101 xxxx : */ /* QSUB16 : cccc 0110 0010 xxxx xxxx xxxx 0111 xxxx : */ /* QADD8 : cccc 0110 0010 xxxx xxxx xxxx 1001 xxxx : */ + /* ??? : cccc 0110 0010 xxxx xxxx xxxx 1011 xxxx : */ + /* ??? : cccc 0110 0010 xxxx xxxx xxxx 1101 xxxx : */ /* QSUB8 : cccc 0110 0010 xxxx xxxx xxxx 1111 xxxx : */ /* SHADD16 : cccc 0110 0011 xxxx xxxx xxxx 0001 xxxx : */ /* SHADDSUBX : cccc 0110 0011 xxxx xxxx xxxx 0011 xxxx : */ /* SHSUBADDX : cccc 0110 0011 xxxx xxxx xxxx 0101 xxxx : */ /* SHSUB16 : cccc 0110 0011 xxxx xxxx xxxx 0111 xxxx : */ /* SHADD8 : cccc 0110 0011 xxxx xxxx xxxx 1001 xxxx : */ + /* ??? : cccc 0110 0011 xxxx xxxx xxxx 1011 xxxx : */ + /* ??? : cccc 0110 0011 xxxx xxxx xxxx 1101 xxxx : */ /* SHSUB8 : cccc 0110 0011 xxxx xxxx xxxx 1111 xxxx : */ + /* ??? : cccc 0110 0100 xxxx xxxx xxxx xxx1 xxxx : */ /* UADD16 : cccc 0110 0101 xxxx xxxx xxxx 0001 xxxx :GE */ /* UADDSUBX : cccc 0110 0101 xxxx xxxx xxxx 0011 xxxx :GE */ /* USUBADDX : cccc 0110 0101 xxxx xxxx xxxx 0101 xxxx :GE */ /* USUB16 : cccc 0110 0101 xxxx xxxx xxxx 0111 xxxx :GE */ /* UADD8 : cccc 0110 0101 xxxx xxxx xxxx 1001 xxxx :GE */ + /* ??? : cccc 0110 0101 xxxx xxxx xxxx 1011 xxxx : */ + /* ??? : cccc 0110 0101 xxxx xxxx xxxx 1101 xxxx : */ /* USUB8 : cccc 0110 0101 xxxx xxxx xxxx 1111 xxxx :GE */ /* UQADD16 : cccc 0110 0110 xxxx xxxx xxxx 0001 xxxx : */ /* UQADDSUBX : cccc 0110 0110 xxxx xxxx xxxx 0011 xxxx : */ /* UQSUBADDX : cccc 0110 0110 xxxx xxxx xxxx 0101 xxxx : */ /* UQSUB16 : cccc 0110 0110 xxxx xxxx xxxx 0111 xxxx : */ /* UQADD8 : cccc 0110 0110 xxxx xxxx xxxx 1001 xxxx : */ + /* ??? : cccc 0110 0110 xxxx xxxx xxxx 1011 xxxx : */ + /* ??? : cccc 0110 0110 xxxx xxxx xxxx 1101 xxxx : */ /* UQSUB8 : cccc 0110 0110 xxxx xxxx xxxx 1111 xxxx : */ /* UHADD16 : cccc 0110 0111 xxxx xxxx xxxx 0001 xxxx : */ /* UHADDSUBX : cccc 0110 0111 xxxx xxxx xxxx 0011 xxxx : */ /* UHSUBADDX : cccc 0110 0111 xxxx xxxx xxxx 0101 xxxx : */ /* UHSUB16 : cccc 0110 0111 xxxx xxxx xxxx 0111 xxxx : */ /* UHADD8 : cccc 0110 0111 xxxx xxxx xxxx 1001 xxxx : */ + /* ??? : cccc 0110 0111 xxxx xxxx xxxx 1011 xxxx : */ + /* ??? : cccc 0110 0111 xxxx xxxx xxxx 1101 xxxx : */ /* UHSUB8 : cccc 0110 0111 xxxx xxxx xxxx 1111 xxxx : */ + if ((insn & 0x0f800010) == 0x06000010) { + if ((insn & 0x00300000) == 0x00000000 || + (insn & 0x000000e0) == 0x000000a0 || + (insn & 0x000000e0) == 0x000000c0) + return INSN_REJECTED; /* Unallocated space */ + return prep_emulate_rd12rn16rm0_wflags(insn, asi); + } + /* PKHBT : cccc 0110 1000 xxxx xxxx xxxx x001 xxxx : */ /* PKHTB : cccc 0110 1000 xxxx xxxx xxxx x101 xxxx : */ + if ((insn & 0x0ff00030) == 0x06800010) + return prep_emulate_rd12rn16rm0_wflags(insn, asi); + /* SXTAB16 : cccc 0110 1000 xxxx xxxx xxxx 0111 xxxx : */ - /* SXTB : cccc 0110 1010 xxxx xxxx xxxx 0111 xxxx : */ + /* SXTB16 : cccc 0110 1000 1111 xxxx xxxx 0111 xxxx : */ + /* ??? : cccc 0110 1001 xxxx xxxx xxxx 0111 xxxx : */ /* SXTAB : cccc 0110 1010 xxxx xxxx xxxx 0111 xxxx : */ + /* SXTB : cccc 0110 1010 1111 xxxx xxxx 0111 xxxx : */ /* SXTAH : cccc 0110 1011 xxxx xxxx xxxx 0111 xxxx : */ + /* SXTH : cccc 0110 1011 1111 xxxx xxxx 0111 xxxx : */ /* UXTAB16 : cccc 0110 1100 xxxx xxxx xxxx 0111 xxxx : */ + /* UXTB16 : cccc 0110 1100 1111 xxxx xxxx 0111 xxxx : */ + /* ??? : cccc 0110 1101 xxxx xxxx xxxx 0111 xxxx : */ /* UXTAB : cccc 0110 1110 xxxx xxxx xxxx 0111 xxxx : */ + /* UXTB : cccc 0110 1110 1111 xxxx xxxx 0111 xxxx : */ /* UXTAH : cccc 0110 1111 xxxx xxxx xxxx 0111 xxxx : */ - return prep_emulate_rd12rn16rm0_wflags(insn, asi); + /* UXTH : cccc 0110 1111 1111 xxxx xxxx 0111 xxxx : */ + if ((insn & 0x0f8000f0) == 0x06800070) { + if ((insn & 0x00300000) == 0x00100000) + return INSN_REJECTED; /* Unallocated space */ + + if ((insn & 0x000f0000) == 0x000f0000) + return prep_emulate_rd12rm0(insn, asi); + else + return prep_emulate_rd12rn16rm0_wflags(insn, asi); + } + + /* Other instruction encodings aren't yet defined */ + return INSN_REJECTED; } static enum kprobe_insn __kprobes @@ -1273,29 +1416,49 @@ space_cccc_0111__1(kprobe_opcode_t insn, struct arch_specific_insn *asi) if ((insn & 0x0ff000f0) == 0x03f000f0) return INSN_REJECTED; - /* USADA8 : cccc 0111 1000 xxxx xxxx xxxx 0001 xxxx */ - /* USAD8 : cccc 0111 1000 xxxx 1111 xxxx 0001 xxxx */ - if ((insn & 0x0ff000f0) == 0x07800010) - return prep_emulate_rd16rn12rs8rm0_wflags(insn, asi); - /* SMLALD : cccc 0111 0100 xxxx xxxx xxxx 00x1 xxxx */ /* SMLSLD : cccc 0111 0100 xxxx xxxx xxxx 01x1 xxxx */ if ((insn & 0x0ff00090) == 0x07400010) return prep_emulate_rdhi16rdlo12rs8rm0_wflags(insn, asi); /* SMLAD : cccc 0111 0000 xxxx xxxx xxxx 00x1 xxxx :Q */ + /* SMUAD : cccc 0111 0000 xxxx 1111 xxxx 00x1 xxxx :Q */ /* SMLSD : cccc 0111 0000 xxxx xxxx xxxx 01x1 xxxx :Q */ + /* SMUSD : cccc 0111 0000 xxxx 1111 xxxx 01x1 xxxx : */ /* SMMLA : cccc 0111 0101 xxxx xxxx xxxx 00x1 xxxx : */ - /* SMMLS : cccc 0111 0101 xxxx xxxx xxxx 11x1 xxxx : */ + /* SMMUL : cccc 0111 0101 xxxx 1111 xxxx 00x1 xxxx : */ + /* USADA8 : cccc 0111 1000 xxxx xxxx xxxx 0001 xxxx : */ + /* USAD8 : cccc 0111 1000 xxxx 1111 xxxx 0001 xxxx : */ if ((insn & 0x0ff00090) == 0x07000010 || (insn & 0x0ff000d0) == 0x07500010 || - (insn & 0x0ff000d0) == 0x075000d0) + (insn & 0x0ff000f0) == 0x07800010) { + + if ((insn & 0x0000f000) == 0x0000f000) + return prep_emulate_rd16rs8rm0_wflags(insn, asi); + else + return prep_emulate_rd16rn12rs8rm0_wflags(insn, asi); + } + + /* SMMLS : cccc 0111 0101 xxxx xxxx xxxx 11x1 xxxx : */ + if ((insn & 0x0ff000d0) == 0x075000d0) return prep_emulate_rd16rn12rs8rm0_wflags(insn, asi); - /* SMUSD : cccc 0111 0000 xxxx xxxx xxxx 01x1 xxxx : */ - /* SMUAD : cccc 0111 0000 xxxx 1111 xxxx 00x1 xxxx :Q */ - /* SMMUL : cccc 0111 0101 xxxx 1111 xxxx 00x1 xxxx : */ - return prep_emulate_rd16rs8rm0_wflags(insn, asi); + /* SBFX : cccc 0111 101x xxxx xxxx xxxx x101 xxxx : */ + /* UBFX : cccc 0111 111x xxxx xxxx xxxx x101 xxxx : */ + if ((insn & 0x0fa00070) == 0x07a00050) + return prep_emulate_rd12rm0(insn, asi); + + /* BFI : cccc 0111 110x xxxx xxxx xxxx x001 xxxx : */ + /* BFC : cccc 0111 110x xxxx xxxx xxxx x001 1111 : */ + if ((insn & 0x0fe00070) == 0x07c00010) { + + if ((insn & 0x0000000f) == 0x0000000f) + return prep_emulate_rd12_modify(insn, asi); + else + return prep_emulate_rd12rn0_modify(insn, asi); + } + + return INSN_REJECTED; } static enum kprobe_insn __kprobes @@ -1309,6 +1472,10 @@ space_cccc_01xx(kprobe_opcode_t insn, struct arch_specific_insn *asi) /* STRB : cccc 01xx x1x0 xxxx xxxx xxxx xxxx xxxx */ /* STRBT : cccc 01x0 x110 xxxx xxxx xxxx xxxx xxxx */ /* STRT : cccc 01x0 x010 xxxx xxxx xxxx xxxx xxxx */ + + if ((insn & 0x00500000) == 0x00500000 && is_r15(insn, 12)) + return INSN_REJECTED; /* LDRB into PC */ + return prep_emulate_ldr_str(insn, asi); } @@ -1323,10 +1490,9 @@ space_cccc_100x(kprobe_opcode_t insn, struct arch_specific_insn *asi) /* LDM(1) : cccc 100x x0x1 xxxx xxxx xxxx xxxx xxxx */ /* STM(1) : cccc 100x x0x0 xxxx xxxx xxxx xxxx xxxx */ - asi->insn[0] = truecc_insn(insn); asi->insn_handler = ((insn & 0x108000) == 0x008000) ? /* STM & R15 */ simulate_stm1_pc : simulate_ldm1stm1; - return INSN_GOOD; + return INSN_GOOD_NO_SLOT; } static enum kprobe_insn __kprobes @@ -1334,58 +1500,117 @@ space_cccc_101x(kprobe_opcode_t insn, struct arch_specific_insn *asi) { /* B : cccc 1010 xxxx xxxx xxxx xxxx xxxx xxxx */ /* BL : cccc 1011 xxxx xxxx xxxx xxxx xxxx xxxx */ - asi->insn[0] = truecc_insn(insn); asi->insn_handler = simulate_bbl; - return INSN_GOOD; + return INSN_GOOD_NO_SLOT; } static enum kprobe_insn __kprobes -space_cccc_1100_010x(kprobe_opcode_t insn, struct arch_specific_insn *asi) +space_cccc_11xx(kprobe_opcode_t insn, struct arch_specific_insn *asi) { + /* Coprocessor instructions... */ /* MCRR : cccc 1100 0100 xxxx xxxx xxxx xxxx xxxx : (Rd!=Rn) */ /* MRRC : cccc 1100 0101 xxxx xxxx xxxx xxxx xxxx : (Rd!=Rn) */ - insn &= 0xfff00fff; - insn |= 0x00001000; /* Rn = r0, Rd = r1 */ - asi->insn[0] = insn; - asi->insn_handler = (insn & (1 << 20)) ? emulate_mrrc : emulate_mcrr; - return INSN_GOOD; + /* LDC : cccc 110x xxx1 xxxx xxxx xxxx xxxx xxxx */ + /* STC : cccc 110x xxx0 xxxx xxxx xxxx xxxx xxxx */ + /* CDP : cccc 1110 xxxx xxxx xxxx xxxx xxx0 xxxx */ + /* MCR : cccc 1110 xxx0 xxxx xxxx xxxx xxx1 xxxx */ + /* MRC : cccc 1110 xxx1 xxxx xxxx xxxx xxx1 xxxx */ + + /* SVC : cccc 1111 xxxx xxxx xxxx xxxx xxxx xxxx */ + + return INSN_REJECTED; } -static enum kprobe_insn __kprobes -space_cccc_110x(kprobe_opcode_t insn, struct arch_specific_insn *asi) +static unsigned long __kprobes __check_eq(unsigned long cpsr) { - /* LDC : cccc 110x xxx1 xxxx xxxx xxxx xxxx xxxx */ - /* STC : cccc 110x xxx0 xxxx xxxx xxxx xxxx xxxx */ - insn &= 0xfff0ffff; /* Rn = r0 */ - asi->insn[0] = insn; - asi->insn_handler = emulate_ldcstc; - return INSN_GOOD; + return cpsr & PSR_Z_BIT; } -static enum kprobe_insn __kprobes -space_cccc_111x(kprobe_opcode_t insn, struct arch_specific_insn *asi) +static unsigned long __kprobes __check_ne(unsigned long cpsr) { - /* BKPT : 1110 0001 0010 xxxx xxxx xxxx 0111 xxxx */ - /* SWI : cccc 1111 xxxx xxxx xxxx xxxx xxxx xxxx */ - if ((insn & 0xfff000f0) == 0xe1200070 || - (insn & 0x0f000000) == 0x0f000000) - return INSN_REJECTED; + return (~cpsr) & PSR_Z_BIT; +} - /* CDP : cccc 1110 xxxx xxxx xxxx xxxx xxx0 xxxx */ - if ((insn & 0x0f000010) == 0x0e000000) { - asi->insn[0] = insn; - asi->insn_handler = emulate_none; - return INSN_GOOD; - } +static unsigned long __kprobes __check_cs(unsigned long cpsr) +{ + return cpsr & PSR_C_BIT; +} - /* MCR : cccc 1110 xxx0 xxxx xxxx xxxx xxx1 xxxx */ - /* MRC : cccc 1110 xxx1 xxxx xxxx xxxx xxx1 xxxx */ - insn &= 0xffff0fff; /* Rd = r0 */ - asi->insn[0] = insn; - asi->insn_handler = (insn & (1 << 20)) ? emulate_rd12 : emulate_ird12; - return INSN_GOOD; +static unsigned long __kprobes __check_cc(unsigned long cpsr) +{ + return (~cpsr) & PSR_C_BIT; +} + +static unsigned long __kprobes __check_mi(unsigned long cpsr) +{ + return cpsr & PSR_N_BIT; +} + +static unsigned long __kprobes __check_pl(unsigned long cpsr) +{ + return (~cpsr) & PSR_N_BIT; +} + +static unsigned long __kprobes __check_vs(unsigned long cpsr) +{ + return cpsr & PSR_V_BIT; +} + +static unsigned long __kprobes __check_vc(unsigned long cpsr) +{ + return (~cpsr) & PSR_V_BIT; +} + +static unsigned long __kprobes __check_hi(unsigned long cpsr) +{ + cpsr &= ~(cpsr >> 1); /* PSR_C_BIT &= ~PSR_Z_BIT */ + return cpsr & PSR_C_BIT; } +static unsigned long __kprobes __check_ls(unsigned long cpsr) +{ + cpsr &= ~(cpsr >> 1); /* PSR_C_BIT &= ~PSR_Z_BIT */ + return (~cpsr) & PSR_C_BIT; +} + +static unsigned long __kprobes __check_ge(unsigned long cpsr) +{ + cpsr ^= (cpsr << 3); /* PSR_N_BIT ^= PSR_V_BIT */ + return (~cpsr) & PSR_N_BIT; +} + +static unsigned long __kprobes __check_lt(unsigned long cpsr) +{ + cpsr ^= (cpsr << 3); /* PSR_N_BIT ^= PSR_V_BIT */ + return cpsr & PSR_N_BIT; +} + +static unsigned long __kprobes __check_gt(unsigned long cpsr) +{ + unsigned long temp = cpsr ^ (cpsr << 3); /* PSR_N_BIT ^= PSR_V_BIT */ + temp |= (cpsr << 1); /* PSR_N_BIT |= PSR_Z_BIT */ + return (~temp) & PSR_N_BIT; +} + +static unsigned long __kprobes __check_le(unsigned long cpsr) +{ + unsigned long temp = cpsr ^ (cpsr << 3); /* PSR_N_BIT ^= PSR_V_BIT */ + temp |= (cpsr << 1); /* PSR_N_BIT |= PSR_Z_BIT */ + return temp & PSR_N_BIT; +} + +static unsigned long __kprobes __check_al(unsigned long cpsr) +{ + return true; +} + +static kprobe_check_cc * const condition_checks[16] = { + &__check_eq, &__check_ne, &__check_cs, &__check_cc, + &__check_mi, &__check_pl, &__check_vs, &__check_vc, + &__check_hi, &__check_ls, &__check_ge, &__check_lt, + &__check_gt, &__check_le, &__check_al, &__check_al +}; + /* Return: * INSN_REJECTED If instruction is one not allowed to kprobe, * INSN_GOOD If instruction is supported and uses instruction slot, @@ -1401,133 +1626,45 @@ space_cccc_111x(kprobe_opcode_t insn, struct arch_specific_insn *asi) enum kprobe_insn __kprobes arm_kprobe_decode_insn(kprobe_opcode_t insn, struct arch_specific_insn *asi) { + asi->insn_check_cc = condition_checks[insn>>28]; asi->insn[1] = KPROBE_RETURN_INSTRUCTION; - if ((insn & 0xf0000000) == 0xf0000000) { + if ((insn & 0xf0000000) == 0xf0000000) return space_1111(insn, asi); - } else if ((insn & 0x0e000000) == 0x00000000) { + else if ((insn & 0x0e000000) == 0x00000000) return space_cccc_000x(insn, asi); - } else if ((insn & 0x0e000000) == 0x02000000) { + else if ((insn & 0x0e000000) == 0x02000000) return space_cccc_001x(insn, asi); - } else if ((insn & 0x0f000010) == 0x06000010) { + else if ((insn & 0x0f000010) == 0x06000010) return space_cccc_0110__1(insn, asi); - } else if ((insn & 0x0f000010) == 0x07000010) { + else if ((insn & 0x0f000010) == 0x07000010) return space_cccc_0111__1(insn, asi); - } else if ((insn & 0x0c000000) == 0x04000000) { + else if ((insn & 0x0c000000) == 0x04000000) return space_cccc_01xx(insn, asi); - } else if ((insn & 0x0e000000) == 0x08000000) { + else if ((insn & 0x0e000000) == 0x08000000) return space_cccc_100x(insn, asi); - } else if ((insn & 0x0e000000) == 0x0a000000) { + else if ((insn & 0x0e000000) == 0x0a000000) return space_cccc_101x(insn, asi); - } else if ((insn & 0x0fe00000) == 0x0c400000) { - - return space_cccc_1100_010x(insn, asi); - - } else if ((insn & 0x0e000000) == 0x0c000000) { - - return space_cccc_110x(insn, asi); - - } - - return space_cccc_111x(insn, asi); + return space_cccc_11xx(insn, asi); } void __init arm_kprobe_decode_init(void) { find_str_pc_offset(); } - - -/* - * All ARM instructions listed below. - * - * Instructions and their general purpose registers are given. - * If a particular register may not use R15, it is prefixed with a "!". - * If marked with a "*" means the value returned by reading R15 - * is implementation defined. - * - * ADC/ADD/AND/BIC/CMN/CMP/EOR/MOV/MVN/ORR/RSB/RSC/SBC/SUB/TEQ - * TST: Rd, Rn, Rm, !Rs - * BX: Rm - * BLX(2): !Rm - * BX: Rm (R15 legal, but discouraged) - * BXJ: !Rm, - * CLZ: !Rd, !Rm - * CPY: Rd, Rm - * LDC/2,STC/2 immediate offset & unindex: Rn - * LDC/2,STC/2 immediate pre/post-indexed: !Rn - * LDM(1/3): !Rn, register_list - * LDM(2): !Rn, !register_list - * LDR,STR,PLD immediate offset: Rd, Rn - * LDR,STR,PLD register offset: Rd, Rn, !Rm - * LDR,STR,PLD scaled register offset: Rd, !Rn, !Rm - * LDR,STR immediate pre/post-indexed: Rd, !Rn - * LDR,STR register pre/post-indexed: Rd, !Rn, !Rm - * LDR,STR scaled register pre/post-indexed: Rd, !Rn, !Rm - * LDRB,STRB immediate offset: !Rd, Rn - * LDRB,STRB register offset: !Rd, Rn, !Rm - * LDRB,STRB scaled register offset: !Rd, !Rn, !Rm - * LDRB,STRB immediate pre/post-indexed: !Rd, !Rn - * LDRB,STRB register pre/post-indexed: !Rd, !Rn, !Rm - * LDRB,STRB scaled register pre/post-indexed: !Rd, !Rn, !Rm - * LDRT,LDRBT,STRBT immediate pre/post-indexed: !Rd, !Rn - * LDRT,LDRBT,STRBT register pre/post-indexed: !Rd, !Rn, !Rm - * LDRT,LDRBT,STRBT scaled register pre/post-indexed: !Rd, !Rn, !Rm - * LDRH/SH/SB/D,STRH/SH/SB/D immediate offset: !Rd, Rn - * LDRH/SH/SB/D,STRH/SH/SB/D register offset: !Rd, Rn, !Rm - * LDRH/SH/SB/D,STRH/SH/SB/D immediate pre/post-indexed: !Rd, !Rn - * LDRH/SH/SB/D,STRH/SH/SB/D register pre/post-indexed: !Rd, !Rn, !Rm - * LDREX: !Rd, !Rn - * MCR/2: !Rd - * MCRR/2,MRRC/2: !Rd, !Rn - * MLA: !Rd, !Rn, !Rm, !Rs - * MOV: Rd - * MRC/2: !Rd (if Rd==15, only changes cond codes, not the register) - * MRS,MSR: !Rd - * MUL: !Rd, !Rm, !Rs - * PKH{BT,TB}: !Rd, !Rn, !Rm - * QDADD,[U]QADD/16/8/SUBX: !Rd, !Rm, !Rn - * QDSUB,[U]QSUB/16/8/ADDX: !Rd, !Rm, !Rn - * REV/16/SH: !Rd, !Rm - * RFE: !Rn - * {S,U}[H]ADD{16,8,SUBX},{S,U}[H]SUB{16,8,ADDX}: !Rd, !Rn, !Rm - * SEL: !Rd, !Rn, !Rm - * SMLA<x><y>,SMLA{D,W<y>},SMLSD,SMML{A,S}: !Rd, !Rn, !Rm, !Rs - * SMLAL<x><y>,SMLA{D,LD},SMLSLD,SMMULL,SMULW<y>: !RdHi, !RdLo, !Rm, !Rs - * SMMUL,SMUAD,SMUL<x><y>,SMUSD: !Rd, !Rm, !Rs - * SSAT/16: !Rd, !Rm - * STM(1/2): !Rn, register_list* (R15 in reg list not recommended) - * STRT immediate pre/post-indexed: Rd*, !Rn - * STRT register pre/post-indexed: Rd*, !Rn, !Rm - * STRT scaled register pre/post-indexed: Rd*, !Rn, !Rm - * STREX: !Rd, !Rn, !Rm - * SWP/B: !Rd, !Rn, !Rm - * {S,U}XTA{B,B16,H}: !Rd, !Rn, !Rm - * {S,U}XT{B,B16,H}: !Rd, !Rm - * UM{AA,LA,UL}L: !RdHi, !RdLo, !Rm, !Rs - * USA{D8,A8,T,T16}: !Rd, !Rm, !Rs - * - * May transfer control by writing R15 (possible mode changes or alternate - * mode accesses marked by "*"): - * ALU op (* with s-bit), B, BL, BKPT, BLX(1/2), BX, BXJ, CPS*, CPY, - * LDM(1), LDM(2/3)*, LDR, MOV, RFE*, SWI* - * - * Instructions that do not take general registers, nor transfer control: - * CDP/2, SETEND, SRS* - */ diff --git a/arch/arm/kernel/kprobes.c b/arch/arm/kernel/kprobes.c index 2ba7deb3072..1656c87501c 100644 --- a/arch/arm/kernel/kprobes.c +++ b/arch/arm/kernel/kprobes.c @@ -134,7 +134,8 @@ static void __kprobes singlestep(struct kprobe *p, struct pt_regs *regs, struct kprobe_ctlblk *kcb) { regs->ARM_pc += 4; - p->ainsn.insn_handler(p, regs); + if (p->ainsn.insn_check_cc(regs->ARM_cpsr)) + p->ainsn.insn_handler(p, regs); } /* diff --git a/arch/arm/kernel/perf_event.c b/arch/arm/kernel/perf_event.c index 979da3947f4..139e3c82736 100644 --- a/arch/arm/kernel/perf_event.c +++ b/arch/arm/kernel/perf_event.c @@ -746,7 +746,8 @@ perf_callchain_user(struct perf_callchain_entry *entry, struct pt_regs *regs) tail = (struct frame_tail __user *)regs->ARM_fp - 1; - while (tail && !((unsigned long)tail & 0x3)) + while ((entry->nr < PERF_MAX_STACK_DEPTH) && + tail && !((unsigned long)tail & 0x3)) tail = user_backtrace(tail, entry); } diff --git a/arch/arm/kernel/ptrace.c b/arch/arm/kernel/ptrace.c index 2bf27f364d0..8182f45ca49 100644 --- a/arch/arm/kernel/ptrace.c +++ b/arch/arm/kernel/ptrace.c @@ -767,12 +767,20 @@ long arch_ptrace(struct task_struct *child, long request, #ifdef CONFIG_HAVE_HW_BREAKPOINT case PTRACE_GETHBPREGS: + if (ptrace_get_breakpoints(child) < 0) + return -ESRCH; + ret = ptrace_gethbpregs(child, addr, (unsigned long __user *)data); + ptrace_put_breakpoints(child); break; case PTRACE_SETHBPREGS: + if (ptrace_get_breakpoints(child) < 0) + return -ESRCH; + ret = ptrace_sethbpregs(child, addr, (unsigned long __user *)data); + ptrace_put_breakpoints(child); break; #endif diff --git a/arch/arm/kernel/signal.c b/arch/arm/kernel/signal.c index cb839831764..0340224cf73 100644 --- a/arch/arm/kernel/signal.c +++ b/arch/arm/kernel/signal.c @@ -597,19 +597,13 @@ setup_rt_frame(int usig, struct k_sigaction *ka, siginfo_t *info, return err; } -static inline void setup_syscall_restart(struct pt_regs *regs) -{ - regs->ARM_r0 = regs->ARM_ORIG_r0; - regs->ARM_pc -= thumb_mode(regs) ? 2 : 4; -} - /* * OK, we're invoking a handler */ static int handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info, sigset_t *oldset, - struct pt_regs * regs, int syscall) + struct pt_regs * regs) { struct thread_info *thread = current_thread_info(); struct task_struct *tsk = current; @@ -617,26 +611,6 @@ handle_signal(unsigned long sig, struct k_sigaction *ka, int ret; /* - * If we were from a system call, check for system call restarting... - */ - if (syscall) { - switch (regs->ARM_r0) { - case -ERESTART_RESTARTBLOCK: - case -ERESTARTNOHAND: - regs->ARM_r0 = -EINTR; - break; - case -ERESTARTSYS: - if (!(ka->sa.sa_flags & SA_RESTART)) { - regs->ARM_r0 = -EINTR; - break; - } - /* fallthrough */ - case -ERESTARTNOINTR: - setup_syscall_restart(regs); - } - } - - /* * translate the signal */ if (usig < 32 && thread->exec_domain && thread->exec_domain->signal_invmap) @@ -685,6 +659,7 @@ handle_signal(unsigned long sig, struct k_sigaction *ka, */ static void do_signal(struct pt_regs *regs, int syscall) { + unsigned int retval = 0, continue_addr = 0, restart_addr = 0; struct k_sigaction ka; siginfo_t info; int signr; @@ -698,18 +673,61 @@ static void do_signal(struct pt_regs *regs, int syscall) if (!user_mode(regs)) return; + /* + * If we were from a system call, check for system call restarting... + */ + if (syscall) { + continue_addr = regs->ARM_pc; + restart_addr = continue_addr - (thumb_mode(regs) ? 2 : 4); + retval = regs->ARM_r0; + + /* + * Prepare for system call restart. We do this here so that a + * debugger will see the already changed PSW. + */ + switch (retval) { + case -ERESTARTNOHAND: + case -ERESTARTSYS: + case -ERESTARTNOINTR: + regs->ARM_r0 = regs->ARM_ORIG_r0; + regs->ARM_pc = restart_addr; + break; + case -ERESTART_RESTARTBLOCK: + regs->ARM_r0 = -EINTR; + break; + } + } + if (try_to_freeze()) goto no_signal; + /* + * Get the signal to deliver. When running under ptrace, at this + * point the debugger may change all our registers ... + */ signr = get_signal_to_deliver(&info, &ka, regs, NULL); if (signr > 0) { sigset_t *oldset; + /* + * Depending on the signal settings we may need to revert the + * decision to restart the system call. But skip this if a + * debugger has chosen to restart at a different PC. + */ + if (regs->ARM_pc == restart_addr) { + if (retval == -ERESTARTNOHAND + || (retval == -ERESTARTSYS + && !(ka.sa.sa_flags & SA_RESTART))) { + regs->ARM_r0 = -EINTR; + regs->ARM_pc = continue_addr; + } + } + if (test_thread_flag(TIF_RESTORE_SIGMASK)) oldset = ¤t->saved_sigmask; else oldset = ¤t->blocked; - if (handle_signal(signr, &ka, &info, oldset, regs, syscall) == 0) { + if (handle_signal(signr, &ka, &info, oldset, regs) == 0) { /* * A signal was successfully delivered; the saved * sigmask will have been stored in the signal frame, @@ -723,11 +741,14 @@ static void do_signal(struct pt_regs *regs, int syscall) } no_signal: - /* - * No signal to deliver to the process - restart the syscall. - */ if (syscall) { - if (regs->ARM_r0 == -ERESTART_RESTARTBLOCK) { + /* + * Handle restarting a different system call. As above, + * if a debugger has chosen to restart at a different PC, + * ignore the restart. + */ + if (retval == -ERESTART_RESTARTBLOCK + && regs->ARM_pc == continue_addr) { if (thumb_mode(regs)) { regs->ARM_r7 = __NR_restart_syscall - __NR_SYSCALL_BASE; regs->ARM_pc -= 2; @@ -750,11 +771,6 @@ static void do_signal(struct pt_regs *regs, int syscall) #endif } } - if (regs->ARM_r0 == -ERESTARTNOHAND || - regs->ARM_r0 == -ERESTARTSYS || - regs->ARM_r0 == -ERESTARTNOINTR) { - setup_syscall_restart(regs); - } /* If there's no signal to deliver, we just put the saved sigmask * back. diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c index 8fe05ad932e..f29b8a29b17 100644 --- a/arch/arm/kernel/smp.c +++ b/arch/arm/kernel/smp.c @@ -479,7 +479,7 @@ static void broadcast_timer_set_mode(enum clock_event_mode mode, { } -static void broadcast_timer_setup(struct clock_event_device *evt) +static void __cpuinit broadcast_timer_setup(struct clock_event_device *evt) { evt->name = "dummy_timer"; evt->features = CLOCK_EVT_FEAT_ONESHOT | diff --git a/arch/arm/kernel/sys_oabi-compat.c b/arch/arm/kernel/sys_oabi-compat.c index 4ad8da15ef2..af0aaebf4de 100644 --- a/arch/arm/kernel/sys_oabi-compat.c +++ b/arch/arm/kernel/sys_oabi-compat.c @@ -311,7 +311,7 @@ asmlinkage long sys_oabi_semtimedop(int semid, long err; int i; - if (nsops < 1) + if (nsops < 1 || nsops > SEMOPM) return -EINVAL; sops = kmalloc(sizeof(*sops) * nsops, GFP_KERNEL); if (!sops) diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig index 19390231a0e..2d299bf5d72 100644 --- a/arch/arm/mach-at91/Kconfig +++ b/arch/arm/mach-at91/Kconfig @@ -83,6 +83,7 @@ config ARCH_AT91CAP9 select CPU_ARM926T select GENERIC_CLOCKEVENTS select HAVE_FB_ATMEL + select HAVE_NET_MACB config ARCH_AT572D940HF bool "AT572D940HF" diff --git a/arch/arm/mach-at91/board-eb01.c b/arch/arm/mach-at91/board-eb01.c index 1f9d3cb64c5..d8df59a3426 100644 --- a/arch/arm/mach-at91/board-eb01.c +++ b/arch/arm/mach-at91/board-eb01.c @@ -30,6 +30,11 @@ #include <mach/board.h> #include "generic.h" +static void __init at91eb01_init_irq(void) +{ + at91x40_init_interrupts(NULL); +} + static void __init at91eb01_map_io(void) { at91x40_initialize(40000000); @@ -38,7 +43,7 @@ static void __init at91eb01_map_io(void) MACHINE_START(AT91EB01, "Atmel AT91 EB01") /* Maintainer: Greg Ungerer <gerg@snapgear.com> */ .timer = &at91x40_timer, - .init_irq = at91x40_init_interrupts, + .init_irq = at91eb01_init_irq, .map_io = at91eb01_map_io, MACHINE_END diff --git a/arch/arm/mach-at91/include/mach/cpu.h b/arch/arm/mach-at91/include/mach/cpu.h index 3bef931d0b1..0700f212530 100644 --- a/arch/arm/mach-at91/include/mach/cpu.h +++ b/arch/arm/mach-at91/include/mach/cpu.h @@ -27,6 +27,7 @@ #define ARCH_ID_AT91SAM9G45 0x819b05a0 #define ARCH_ID_AT91SAM9G45MRL 0x819b05a2 /* aka 9G45-ES2 & non ES lots */ #define ARCH_ID_AT91SAM9G45ES 0x819b05a1 /* 9G45-ES (Engineering Sample) */ +#define ARCH_ID_AT91SAM9X5 0x819a05a0 #define ARCH_ID_AT91CAP9 0x039A03A0 #define ARCH_ID_AT91SAM9XE128 0x329973a0 @@ -55,6 +56,12 @@ static inline unsigned long at91_cpu_fully_identify(void) #define ARCH_EXID_AT91SAM9G46 0x00000003 #define ARCH_EXID_AT91SAM9G45 0x00000004 +#define ARCH_EXID_AT91SAM9G15 0x00000000 +#define ARCH_EXID_AT91SAM9G35 0x00000001 +#define ARCH_EXID_AT91SAM9X35 0x00000002 +#define ARCH_EXID_AT91SAM9G25 0x00000003 +#define ARCH_EXID_AT91SAM9X25 0x00000004 + static inline unsigned long at91_exid_identify(void) { return at91_sys_read(AT91_DBGU_EXID); @@ -143,6 +150,27 @@ static inline unsigned long at91cap9_rev_identify(void) #define cpu_is_at91sam9m11() (0) #endif +#ifdef CONFIG_ARCH_AT91SAM9X5 +#define cpu_is_at91sam9x5() (at91_cpu_identify() == ARCH_ID_AT91SAM9X5) +#define cpu_is_at91sam9g15() (cpu_is_at91sam9x5() && \ + (at91_exid_identify() == ARCH_EXID_AT91SAM9G15)) +#define cpu_is_at91sam9g35() (cpu_is_at91sam9x5() && \ + (at91_exid_identify() == ARCH_EXID_AT91SAM9G35)) +#define cpu_is_at91sam9x35() (cpu_is_at91sam9x5() && \ + (at91_exid_identify() == ARCH_EXID_AT91SAM9X35)) +#define cpu_is_at91sam9g25() (cpu_is_at91sam9x5() && \ + (at91_exid_identify() == ARCH_EXID_AT91SAM9G25)) +#define cpu_is_at91sam9x25() (cpu_is_at91sam9x5() && \ + (at91_exid_identify() == ARCH_EXID_AT91SAM9X25)) +#else +#define cpu_is_at91sam9x5() (0) +#define cpu_is_at91sam9g15() (0) +#define cpu_is_at91sam9g35() (0) +#define cpu_is_at91sam9x35() (0) +#define cpu_is_at91sam9g25() (0) +#define cpu_is_at91sam9x25() (0) +#endif + #ifdef CONFIG_ARCH_AT91CAP9 #define cpu_is_at91cap9() (at91_cpu_identify() == ARCH_ID_AT91CAP9) #define cpu_is_at91cap9_revB() (at91cap9_rev_identify() == ARCH_REVISION_CAP9_B) diff --git a/arch/arm/mach-davinci/Kconfig b/arch/arm/mach-davinci/Kconfig index 32f147998cd..c0deacae778 100644 --- a/arch/arm/mach-davinci/Kconfig +++ b/arch/arm/mach-davinci/Kconfig @@ -63,6 +63,7 @@ config MACH_DAVINCI_EVM depends on ARCH_DAVINCI_DM644x select MISC_DEVICES select EEPROM_AT24 + select I2C help Configure this option to specify the whether the board used for development is a DM644x EVM @@ -72,6 +73,7 @@ config MACH_SFFSDR depends on ARCH_DAVINCI_DM644x select MISC_DEVICES select EEPROM_AT24 + select I2C help Say Y here to select the Lyrtech Small Form Factor Software Defined Radio (SFFSDR) board. @@ -105,6 +107,7 @@ config MACH_DAVINCI_DM6467_EVM select MACH_DAVINCI_DM6467TEVM select MISC_DEVICES select EEPROM_AT24 + select I2C help Configure this option to specify the whether the board used for development is a DM6467 EVM @@ -118,6 +121,7 @@ config MACH_DAVINCI_DM365_EVM depends on ARCH_DAVINCI_DM365 select MISC_DEVICES select EEPROM_AT24 + select I2C help Configure this option to specify whether the board used for development is a DM365 EVM @@ -129,6 +133,7 @@ config MACH_DAVINCI_DA830_EVM select GPIO_PCF857X select MISC_DEVICES select EEPROM_AT24 + select I2C help Say Y here to select the TI DA830/OMAP-L137/AM17x Evaluation Module. @@ -205,6 +210,7 @@ config MACH_MITYOMAPL138 depends on ARCH_DAVINCI_DA850 select MISC_DEVICES select EEPROM_AT24 + select I2C help Say Y here to select the Critical Link MityDSP-L138/MityARM-1808 System on Module. Information on this SoM may be found at diff --git a/arch/arm/mach-davinci/board-mityomapl138.c b/arch/arm/mach-davinci/board-mityomapl138.c index 2aa79c54f98..606a6f27ed6 100644 --- a/arch/arm/mach-davinci/board-mityomapl138.c +++ b/arch/arm/mach-davinci/board-mityomapl138.c @@ -29,7 +29,7 @@ #include <mach/mux.h> #include <mach/spi.h> -#define MITYOMAPL138_PHY_ID "0:03" +#define MITYOMAPL138_PHY_ID "" #define FACTORY_CONFIG_MAGIC 0x012C0138 #define FACTORY_CONFIG_VERSION 0x00010001 @@ -414,7 +414,7 @@ static struct resource mityomapl138_nandflash_resource[] = { static struct platform_device mityomapl138_nandflash_device = { .name = "davinci_nand", - .id = 0, + .id = 1, .dev = { .platform_data = &mityomapl138_nandflash_data, }, diff --git a/arch/arm/mach-davinci/devices-da8xx.c b/arch/arm/mach-davinci/devices-da8xx.c index 625d4b66718..58a02dc7b15 100644 --- a/arch/arm/mach-davinci/devices-da8xx.c +++ b/arch/arm/mach-davinci/devices-da8xx.c @@ -39,7 +39,8 @@ #define DA8XX_GPIO_BASE 0x01e26000 #define DA8XX_I2C1_BASE 0x01e28000 #define DA8XX_SPI0_BASE 0x01c41000 -#define DA8XX_SPI1_BASE 0x01f0e000 +#define DA830_SPI1_BASE 0x01e12000 +#define DA850_SPI1_BASE 0x01f0e000 #define DA8XX_EMAC_CTRL_REG_OFFSET 0x3000 #define DA8XX_EMAC_MOD_REG_OFFSET 0x2000 @@ -762,8 +763,8 @@ static struct resource da8xx_spi0_resources[] = { static struct resource da8xx_spi1_resources[] = { [0] = { - .start = DA8XX_SPI1_BASE, - .end = DA8XX_SPI1_BASE + SZ_4K - 1, + .start = DA830_SPI1_BASE, + .end = DA830_SPI1_BASE + SZ_4K - 1, .flags = IORESOURCE_MEM, }, [1] = { @@ -832,5 +833,10 @@ int __init da8xx_register_spi(int instance, struct spi_board_info *info, da8xx_spi_pdata[instance].num_chipselect = len; + if (instance == 1 && cpu_is_davinci_da850()) { + da8xx_spi1_resources[0].start = DA850_SPI1_BASE; + da8xx_spi1_resources[0].end = DA850_SPI1_BASE + SZ_4K - 1; + } + return platform_device_register(&da8xx_spi_device[instance]); } diff --git a/arch/arm/mach-davinci/dm355.c b/arch/arm/mach-davinci/dm355.c index f6801223964..a3a94e9c937 100644 --- a/arch/arm/mach-davinci/dm355.c +++ b/arch/arm/mach-davinci/dm355.c @@ -314,7 +314,7 @@ static struct clk timer2_clk = { .name = "timer2", .parent = &pll1_aux_clk, .lpsc = DAVINCI_LPSC_TIMER2, - .usecount = 1, /* REVISIT: why can't' this be disabled? */ + .usecount = 1, /* REVISIT: why can't this be disabled? */ }; static struct clk timer3_clk = { diff --git a/arch/arm/mach-davinci/dm644x.c b/arch/arm/mach-davinci/dm644x.c index 5f8a6542418..4c82c271629 100644 --- a/arch/arm/mach-davinci/dm644x.c +++ b/arch/arm/mach-davinci/dm644x.c @@ -274,7 +274,7 @@ static struct clk timer2_clk = { .name = "timer2", .parent = &pll1_aux_clk, .lpsc = DAVINCI_LPSC_TIMER2, - .usecount = 1, /* REVISIT: why can't' this be disabled? */ + .usecount = 1, /* REVISIT: why can't this be disabled? */ }; static struct clk_lookup dm644x_clks[] = { diff --git a/arch/arm/mach-davinci/include/mach/debug-macro.S b/arch/arm/mach-davinci/include/mach/debug-macro.S index 9f1befc5ac3..f8b7ea4f623 100644 --- a/arch/arm/mach-davinci/include/mach/debug-macro.S +++ b/arch/arm/mach-davinci/include/mach/debug-macro.S @@ -24,6 +24,9 @@ #define UART_SHIFT 2 +#define davinci_uart_v2p(x) ((x) - PAGE_OFFSET + PLAT_PHYS_OFFSET) +#define davinci_uart_p2v(x) ((x) - PLAT_PHYS_OFFSET + PAGE_OFFSET) + .pushsection .data davinci_uart_phys: .word 0 davinci_uart_virt: .word 0 @@ -34,7 +37,7 @@ davinci_uart_virt: .word 0 /* Use davinci_uart_phys/virt if already configured */ 10: mrc p15, 0, \rp, c1, c0 tst \rp, #1 @ MMU enabled? - ldreq \rp, =__virt_to_phys(davinci_uart_phys) + ldreq \rp, =davinci_uart_v2p(davinci_uart_phys) ldrne \rp, =davinci_uart_phys add \rv, \rp, #4 @ davinci_uart_virt ldr \rp, [\rp, #0] @@ -48,18 +51,18 @@ davinci_uart_virt: .word 0 tst \rp, #1 @ MMU enabled? /* Copy uart phys address from decompressor uart info */ - ldreq \rv, =__virt_to_phys(davinci_uart_phys) + ldreq \rv, =davinci_uart_v2p(davinci_uart_phys) ldrne \rv, =davinci_uart_phys ldreq \rp, =DAVINCI_UART_INFO - ldrne \rp, =__phys_to_virt(DAVINCI_UART_INFO) + ldrne \rp, =davinci_uart_p2v(DAVINCI_UART_INFO) ldr \rp, [\rp, #0] str \rp, [\rv] /* Copy uart virt address from decompressor uart info */ - ldreq \rv, =__virt_to_phys(davinci_uart_virt) + ldreq \rv, =davinci_uart_v2p(davinci_uart_virt) ldrne \rv, =davinci_uart_virt ldreq \rp, =DAVINCI_UART_INFO - ldrne \rp, =__phys_to_virt(DAVINCI_UART_INFO) + ldrne \rp, =davinci_uart_p2v(DAVINCI_UART_INFO) ldr \rp, [\rp, #4] str \rp, [\rv] diff --git a/arch/arm/mach-davinci/include/mach/serial.h b/arch/arm/mach-davinci/include/mach/serial.h index 8051110b8ac..c9e6ce185a6 100644 --- a/arch/arm/mach-davinci/include/mach/serial.h +++ b/arch/arm/mach-davinci/include/mach/serial.h @@ -22,7 +22,7 @@ * * This area sits just below the page tables (see arch/arm/kernel/head.S). */ -#define DAVINCI_UART_INFO (PHYS_OFFSET + 0x3ff8) +#define DAVINCI_UART_INFO (PLAT_PHYS_OFFSET + 0x3ff8) #define DAVINCI_UART0_BASE (IO_PHYS + 0x20000) #define DAVINCI_UART1_BASE (IO_PHYS + 0x20400) diff --git a/arch/arm/mach-mx3/mach-vpr200.c b/arch/arm/mach-mx3/mach-vpr200.c index 2cf390fbd98..47a69cbc31a 100644 --- a/arch/arm/mach-mx3/mach-vpr200.c +++ b/arch/arm/mach-mx3/mach-vpr200.c @@ -257,11 +257,16 @@ static const struct fsl_usb2_platform_data otg_device_pdata __initconst = { .workaround = FLS_USB2_WORKAROUND_ENGCM09152, }; +static int vpr200_usbh_init(struct platform_device *pdev) +{ + return mx35_initialize_usb_hw(pdev->id, + MXC_EHCI_INTERFACE_SINGLE_UNI | MXC_EHCI_INTERNAL_PHY); +} + /* USB HOST config */ static const struct mxc_usbh_platform_data usb_host_pdata __initconst = { - .portsc = MXC_EHCI_MODE_SERIAL, - .flags = MXC_EHCI_INTERFACE_SINGLE_UNI | - MXC_EHCI_INTERNAL_PHY, + .init = vpr200_usbh_init, + .portsc = MXC_EHCI_MODE_SERIAL, }; static struct platform_device *devices[] __initdata = { diff --git a/arch/arm/mach-mx5/board-mx53_loco.c b/arch/arm/mach-mx5/board-mx53_loco.c index 10a1bea1054..6206b1191fe 100644 --- a/arch/arm/mach-mx5/board-mx53_loco.c +++ b/arch/arm/mach-mx5/board-mx53_loco.c @@ -193,7 +193,7 @@ static iomux_v3_cfg_t mx53_loco_pads[] = { .wakeup = wake, \ } -static const struct gpio_keys_button loco_buttons[] __initconst = { +static struct gpio_keys_button loco_buttons[] = { GPIO_BUTTON(MX53_LOCO_POWER, KEY_POWER, 1, "power", 0), GPIO_BUTTON(MX53_LOCO_UI1, KEY_VOLUMEUP, 1, "volume-up", 0), GPIO_BUTTON(MX53_LOCO_UI2, KEY_VOLUMEDOWN, 1, "volume-down", 0), diff --git a/arch/arm/mach-mxs/clock-mx28.c b/arch/arm/mach-mxs/clock-mx28.c index 1ad97fed1e9..5dcc59d5b9e 100644 --- a/arch/arm/mach-mxs/clock-mx28.c +++ b/arch/arm/mach-mxs/clock-mx28.c @@ -295,11 +295,11 @@ static int name##_set_rate(struct clk *clk, unsigned long rate) \ unsigned long diff, parent_rate, calc_rate; \ int i; \ \ - parent_rate = clk_get_rate(clk->parent); \ div_max = BM_CLKCTRL_##dr##_DIV >> BP_CLKCTRL_##dr##_DIV; \ bm_busy = BM_CLKCTRL_##dr##_BUSY; \ \ if (clk->parent == &ref_xtal_clk) { \ + parent_rate = clk_get_rate(clk->parent); \ div = DIV_ROUND_UP(parent_rate, rate); \ if (clk == &cpu_clk) { \ div_max = BM_CLKCTRL_CPU_DIV_XTAL >> \ @@ -309,6 +309,11 @@ static int name##_set_rate(struct clk *clk, unsigned long rate) \ if (div == 0 || div > div_max) \ return -EINVAL; \ } else { \ + /* \ + * hack alert: this block modifies clk->parent, too, \ + * so the base to use it the grand parent. \ + */ \ + parent_rate = clk_get_rate(clk->parent->parent); \ rate >>= PARENT_RATE_SHIFT; \ parent_rate >>= PARENT_RATE_SHIFT; \ diff = parent_rate; \ diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig index b997a35830f..19d5891c48e 100644 --- a/arch/arm/mach-omap2/Kconfig +++ b/arch/arm/mach-omap2/Kconfig @@ -288,6 +288,7 @@ config MACH_IGEP0030 depends on ARCH_OMAP3 default y select OMAP_PACKAGE_CBB + select MACH_IGEP0020 config MACH_SBC3530 bool "OMAP3 SBC STALKER board" diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile index a45cd640968..f082f7d6576 100644 --- a/arch/arm/mach-omap2/Makefile +++ b/arch/arm/mach-omap2/Makefile @@ -68,7 +68,7 @@ obj-$(CONFIG_OMAP_SMARTREFLEX) += sr_device.o smartreflex.o obj-$(CONFIG_OMAP_SMARTREFLEX_CLASS3) += smartreflex-class3.o AFLAGS_sleep24xx.o :=-Wa,-march=armv6 -AFLAGS_sleep34xx.o :=-Wa,-march=armv7-a +AFLAGS_sleep34xx.o :=-Wa,-march=armv7-a$(plus_sec) ifeq ($(CONFIG_PM_VERBOSE),y) CFLAGS_pm_bus.o += -DDEBUG @@ -229,8 +229,6 @@ obj-$(CONFIG_MACH_CM_T35) += board-cm-t35.o \ obj-$(CONFIG_MACH_CM_T3517) += board-cm-t3517.o obj-$(CONFIG_MACH_IGEP0020) += board-igep0020.o \ hsmmc.o -obj-$(CONFIG_MACH_IGEP0030) += board-igep0030.o \ - hsmmc.o obj-$(CONFIG_MACH_OMAP3_TOUCHBOOK) += board-omap3touchbook.o \ hsmmc.o obj-$(CONFIG_MACH_OMAP_4430SDP) += board-4430sdp.o \ @@ -270,3 +268,5 @@ obj-$(CONFIG_ARCH_OMAP4) += hwspinlock.o disp-$(CONFIG_OMAP2_DSS) := display.o obj-y += $(disp-m) $(disp-y) + +obj-y += common-board-devices.o diff --git a/arch/arm/mach-omap2/board-2430sdp.c b/arch/arm/mach-omap2/board-2430sdp.c index 1fa6bb896f4..d54969be0a5 100644 --- a/arch/arm/mach-omap2/board-2430sdp.c +++ b/arch/arm/mach-omap2/board-2430sdp.c @@ -41,6 +41,7 @@ #include "mux.h" #include "hsmmc.h" +#include "common-board-devices.h" #define SDP2430_CS0_BASE 0x04000000 #define SECONDARY_LCD_GPIO 147 @@ -180,15 +181,6 @@ static struct twl4030_platform_data sdp2430_twldata = { .vmmc1 = &sdp2430_vmmc1, }; -static struct i2c_board_info __initdata sdp2430_i2c_boardinfo[] = { - { - I2C_BOARD_INFO("twl4030", 0x48), - .flags = I2C_CLIENT_WAKE, - .irq = INT_24XX_SYS_NIRQ, - .platform_data = &sdp2430_twldata, - }, -}; - static struct i2c_board_info __initdata sdp2430_i2c1_boardinfo[] = { { I2C_BOARD_INFO("isp1301_omap", 0x2D), @@ -201,8 +193,7 @@ static int __init omap2430_i2c_init(void) { omap_register_i2c_bus(1, 100, sdp2430_i2c1_boardinfo, ARRAY_SIZE(sdp2430_i2c1_boardinfo)); - omap_register_i2c_bus(2, 2600, sdp2430_i2c_boardinfo, - ARRAY_SIZE(sdp2430_i2c_boardinfo)); + omap2_pmic_init("twl4030", &sdp2430_twldata); return 0; } @@ -217,11 +208,6 @@ static struct omap2_hsmmc_info mmc[] __initdata = { {} /* Terminator */ }; -static struct omap_musb_board_data musb_board_data = { - .interface_type = MUSB_INTERFACE_ULPI, - .mode = MUSB_OTG, - .power = 100, -}; static struct omap_usb_config sdp2430_usb_config __initdata = { .otg = 1, #ifdef CONFIG_USB_GADGET_OMAP @@ -240,8 +226,6 @@ static struct omap_board_mux board_mux[] __initdata = { static void __init omap_2430sdp_init(void) { - int ret; - omap2430_mux_init(board_mux, OMAP_PACKAGE_ZAC); omap_board_config = sdp2430_config; @@ -255,14 +239,13 @@ static void __init omap_2430sdp_init(void) omap2_usbfs_init(&sdp2430_usb_config); omap_mux_init_signal("usb0hs_stp", OMAP_PULL_ENA | OMAP_PULL_UP); - usb_musb_init(&musb_board_data); + usb_musb_init(NULL); board_smc91x_init(); /* Turn off secondary LCD backlight */ - ret = gpio_request(SECONDARY_LCD_GPIO, "Secondary LCD backlight"); - if (ret == 0) - gpio_direction_output(SECONDARY_LCD_GPIO, 0); + gpio_request_one(SECONDARY_LCD_GPIO, GPIOF_OUT_INIT_LOW, + "Secondary LCD backlight"); } static void __init omap_2430sdp_map_io(void) diff --git a/arch/arm/mach-omap2/board-3430sdp.c b/arch/arm/mach-omap2/board-3430sdp.c index 9afd087cc29..99218a5299c 100644 --- a/arch/arm/mach-omap2/board-3430sdp.c +++ b/arch/arm/mach-omap2/board-3430sdp.c @@ -19,7 +19,6 @@ #include <linux/input.h> #include <linux/input/matrix_keypad.h> #include <linux/spi/spi.h> -#include <linux/spi/ads7846.h> #include <linux/i2c/twl.h> #include <linux/regulator/machine.h> #include <linux/io.h> @@ -48,6 +47,7 @@ #include "hsmmc.h" #include "pm.h" #include "control.h" +#include "common-board-devices.h" #define CONFIG_DISABLE_HFCLK 1 @@ -123,63 +123,14 @@ static struct twl4030_keypad_data sdp3430_kp_data = { .rep = 1, }; -static int ts_gpio; /* Needed for ads7846_get_pendown_state */ - -/** - * @brief ads7846_dev_init : Requests & sets GPIO line for pen-irq - * - * @return - void. If request gpio fails then Flag KERN_ERR. - */ -static void ads7846_dev_init(void) -{ - if (gpio_request(ts_gpio, "ADS7846 pendown") < 0) { - printk(KERN_ERR "can't get ads746 pen down GPIO\n"); - return; - } - - gpio_direction_input(ts_gpio); - gpio_set_debounce(ts_gpio, 310); -} - -static int ads7846_get_pendown_state(void) -{ - return !gpio_get_value(ts_gpio); -} - -static struct ads7846_platform_data tsc2046_config __initdata = { - .get_pendown_state = ads7846_get_pendown_state, - .keep_vref_on = 1, - .wakeup = true, -}; - - -static struct omap2_mcspi_device_config tsc2046_mcspi_config = { - .turbo_mode = 0, - .single_channel = 1, /* 0: slave, 1: master */ -}; - -static struct spi_board_info sdp3430_spi_board_info[] __initdata = { - [0] = { - /* - * TSC2046 operates at a max freqency of 2MHz, so - * operate slightly below at 1.5MHz - */ - .modalias = "ads7846", - .bus_num = 1, - .chip_select = 0, - .max_speed_hz = 1500000, - .controller_data = &tsc2046_mcspi_config, - .irq = 0, - .platform_data = &tsc2046_config, - }, -}; - - #define SDP3430_LCD_PANEL_BACKLIGHT_GPIO 8 #define SDP3430_LCD_PANEL_ENABLE_GPIO 5 -static unsigned backlight_gpio; -static unsigned enable_gpio; +static struct gpio sdp3430_dss_gpios[] __initdata = { + {SDP3430_LCD_PANEL_ENABLE_GPIO, GPIOF_OUT_INIT_LOW, "LCD reset" }, + {SDP3430_LCD_PANEL_BACKLIGHT_GPIO, GPIOF_OUT_INIT_LOW, "LCD Backlight"}, +}; + static int lcd_enabled; static int dvi_enabled; @@ -187,29 +138,11 @@ static void __init sdp3430_display_init(void) { int r; - enable_gpio = SDP3430_LCD_PANEL_ENABLE_GPIO; - backlight_gpio = SDP3430_LCD_PANEL_BACKLIGHT_GPIO; - - r = gpio_request(enable_gpio, "LCD reset"); - if (r) { - printk(KERN_ERR "failed to get LCD reset GPIO\n"); - goto err0; - } - - r = gpio_request(backlight_gpio, "LCD Backlight"); - if (r) { - printk(KERN_ERR "failed to get LCD backlight GPIO\n"); - goto err1; - } + r = gpio_request_array(sdp3430_dss_gpios, + ARRAY_SIZE(sdp3430_dss_gpios)); + if (r) + printk(KERN_ERR "failed to get LCD control GPIOs\n"); - gpio_direction_output(enable_gpio, 0); - gpio_direction_output(backlight_gpio, 0); - - return; -err1: - gpio_free(enable_gpio); -err0: - return; } static int sdp3430_panel_enable_lcd(struct omap_dss_device *dssdev) @@ -219,8 +152,8 @@ static int sdp3430_panel_enable_lcd(struct omap_dss_device *dssdev) return -EINVAL; } - gpio_direction_output(enable_gpio, 1); - gpio_direction_output(backlight_gpio, 1); + gpio_direction_output(SDP3430_LCD_PANEL_ENABLE_GPIO, 1); + gpio_direction_output(SDP3430_LCD_PANEL_BACKLIGHT_GPIO, 1); lcd_enabled = 1; @@ -231,8 +164,8 @@ static void sdp3430_panel_disable_lcd(struct omap_dss_device *dssdev) { lcd_enabled = 0; - gpio_direction_output(enable_gpio, 0); - gpio_direction_output(backlight_gpio, 0); + gpio_direction_output(SDP3430_LCD_PANEL_ENABLE_GPIO, 0); + gpio_direction_output(SDP3430_LCD_PANEL_BACKLIGHT_GPIO, 0); } static int sdp3430_panel_enable_dvi(struct omap_dss_device *dssdev) @@ -360,12 +293,10 @@ static int sdp3430_twl_gpio_setup(struct device *dev, omap2_hsmmc_init(mmc); /* gpio + 7 is "sub_lcd_en_bkl" (output/PWM1) */ - gpio_request(gpio + 7, "sub_lcd_en_bkl"); - gpio_direction_output(gpio + 7, 0); + gpio_request_one(gpio + 7, GPIOF_OUT_INIT_LOW, "sub_lcd_en_bkl"); /* gpio + 15 is "sub_lcd_nRST" (output) */ - gpio_request(gpio + 15, "sub_lcd_nRST"); - gpio_direction_output(gpio + 15, 0); + gpio_request_one(gpio + 15, GPIOF_OUT_INIT_LOW, "sub_lcd_nRST"); return 0; } @@ -580,20 +511,10 @@ static struct twl4030_platform_data sdp3430_twldata = { .vpll2 = &sdp3430_vpll2, }; -static struct i2c_board_info __initdata sdp3430_i2c_boardinfo[] = { - { - I2C_BOARD_INFO("twl4030", 0x48), - .flags = I2C_CLIENT_WAKE, - .irq = INT_34XX_SYS_NIRQ, - .platform_data = &sdp3430_twldata, - }, -}; - static int __init omap3430_i2c_init(void) { /* i2c1 for PMIC only */ - omap_register_i2c_bus(1, 2600, sdp3430_i2c_boardinfo, - ARRAY_SIZE(sdp3430_i2c_boardinfo)); + omap3_pmic_init("twl4030", &sdp3430_twldata); /* i2c2 on camera connector (for sensor control) and optional isp1301 */ omap_register_i2c_bus(2, 400, NULL, 0); /* i2c3 on display connector (for DVI, tfp410) */ @@ -872,14 +793,10 @@ static struct flash_partitions sdp_flash_partitions[] = { }, }; -static struct omap_musb_board_data musb_board_data = { - .interface_type = MUSB_INTERFACE_ULPI, - .mode = MUSB_OTG, - .power = 100, -}; - static void __init omap_3430sdp_init(void) { + int gpio_pendown; + omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); omap_board_config = sdp3430_config; omap_board_config_size = ARRAY_SIZE(sdp3430_config); @@ -887,15 +804,12 @@ static void __init omap_3430sdp_init(void) omap3430_i2c_init(); omap_display_init(&sdp3430_dss_data); if (omap_rev() > OMAP3430_REV_ES1_0) - ts_gpio = SDP3430_TS_GPIO_IRQ_SDPV2; + gpio_pendown = SDP3430_TS_GPIO_IRQ_SDPV2; else - ts_gpio = SDP3430_TS_GPIO_IRQ_SDPV1; - sdp3430_spi_board_info[0].irq = gpio_to_irq(ts_gpio); - spi_register_board_info(sdp3430_spi_board_info, - ARRAY_SIZE(sdp3430_spi_board_info)); - ads7846_dev_init(); + gpio_pendown = SDP3430_TS_GPIO_IRQ_SDPV1; + omap_ads7846_init(1, gpio_pendown, 310, NULL); board_serial_init(); - usb_musb_init(&musb_board_data); + usb_musb_init(NULL); board_smc91x_init(); board_flash_init(sdp_flash_partitions, chip_sel_3430, 0); sdp3430_display_init(); diff --git a/arch/arm/mach-omap2/board-4430sdp.c b/arch/arm/mach-omap2/board-4430sdp.c index 56702c5e577..ae3153c5396 100644 --- a/arch/arm/mach-omap2/board-4430sdp.c +++ b/arch/arm/mach-omap2/board-4430sdp.c @@ -42,6 +42,7 @@ #include "hsmmc.h" #include "timer-gp.h" #include "control.h" +#include "common-board-devices.h" #define ETH_KS8851_IRQ 34 #define ETH_KS8851_POWER_ON 48 @@ -251,58 +252,22 @@ static struct spi_board_info sdp4430_spi_board_info[] __initdata = { }, }; +static struct gpio sdp4430_eth_gpios[] __initdata = { + { ETH_KS8851_POWER_ON, GPIOF_OUT_INIT_HIGH, "eth_power" }, + { ETH_KS8851_QUART, GPIOF_OUT_INIT_HIGH, "quart" }, + { ETH_KS8851_IRQ, GPIOF_IN, "eth_irq" }, +}; + static int omap_ethernet_init(void) { int status; /* Request of GPIO lines */ + status = gpio_request_array(sdp4430_eth_gpios, + ARRAY_SIZE(sdp4430_eth_gpios)); + if (status) + pr_err("Cannot request ETH GPIOs\n"); - status = gpio_request(ETH_KS8851_POWER_ON, "eth_power"); - if (status) { - pr_err("Cannot request GPIO %d\n", ETH_KS8851_POWER_ON); - return status; - } - - status = gpio_request(ETH_KS8851_QUART, "quart"); - if (status) { - pr_err("Cannot request GPIO %d\n", ETH_KS8851_QUART); - goto error1; - } - - status = gpio_request(ETH_KS8851_IRQ, "eth_irq"); - if (status) { - pr_err("Cannot request GPIO %d\n", ETH_KS8851_IRQ); - goto error2; - } - - /* Configuration of requested GPIO lines */ - - status = gpio_direction_output(ETH_KS8851_POWER_ON, 1); - if (status) { - pr_err("Cannot set output GPIO %d\n", ETH_KS8851_IRQ); - goto error3; - } - - status = gpio_direction_output(ETH_KS8851_QUART, 1); - if (status) { - pr_err("Cannot set output GPIO %d\n", ETH_KS8851_QUART); - goto error3; - } - - status = gpio_direction_input(ETH_KS8851_IRQ); - if (status) { - pr_err("Cannot set input GPIO %d\n", ETH_KS8851_IRQ); - goto error3; - } - - return 0; - -error3: - gpio_free(ETH_KS8851_IRQ); -error2: - gpio_free(ETH_KS8851_QUART); -error1: - gpio_free(ETH_KS8851_POWER_ON); return status; } @@ -575,14 +540,6 @@ static struct twl4030_platform_data sdp4430_twldata = { .usb = &omap4_usbphy_data }; -static struct i2c_board_info __initdata sdp4430_i2c_boardinfo[] = { - { - I2C_BOARD_INFO("twl6030", 0x48), - .flags = I2C_CLIENT_WAKE, - .irq = OMAP44XX_IRQ_SYS_1N, - .platform_data = &sdp4430_twldata, - }, -}; static struct i2c_board_info __initdata sdp4430_i2c_3_boardinfo[] = { { I2C_BOARD_INFO("tmp105", 0x48), @@ -598,12 +555,7 @@ static struct i2c_board_info __initdata sdp4430_i2c_4_boardinfo[] = { }; static int __init omap4_i2c_init(void) { - /* - * Phoenix Audio IC needs I2C1 to - * start with 400 KHz or less - */ - omap_register_i2c_bus(1, 400, sdp4430_i2c_boardinfo, - ARRAY_SIZE(sdp4430_i2c_boardinfo)); + omap4_pmic_init("twl6030", &sdp4430_twldata); omap_register_i2c_bus(2, 400, NULL, 0); omap_register_i2c_bus(3, 400, sdp4430_i2c_3_boardinfo, ARRAY_SIZE(sdp4430_i2c_3_boardinfo)); @@ -614,21 +566,13 @@ static int __init omap4_i2c_init(void) static void __init omap_sfh7741prox_init(void) { - int error; + int error; - error = gpio_request(OMAP4_SFH7741_ENABLE_GPIO, "sfh7741"); - if (error < 0) { + error = gpio_request_one(OMAP4_SFH7741_ENABLE_GPIO, + GPIOF_OUT_INIT_LOW, "sfh7741"); + if (error < 0) pr_err("%s:failed to request GPIO %d, error %d\n", __func__, OMAP4_SFH7741_ENABLE_GPIO, error); - return; - } - - error = gpio_direction_output(OMAP4_SFH7741_ENABLE_GPIO , 0); - if (error < 0) { - pr_err("%s: GPIO configuration failed: GPIO %d,error %d\n", - __func__, OMAP4_SFH7741_ENABLE_GPIO, error); - gpio_free(OMAP4_SFH7741_ENABLE_GPIO); - } } static void sdp4430_hdmi_mux_init(void) @@ -645,27 +589,19 @@ static void sdp4430_hdmi_mux_init(void) OMAP_PIN_INPUT_PULLUP); } +static struct gpio sdp4430_hdmi_gpios[] = { + { HDMI_GPIO_HPD, GPIOF_OUT_INIT_HIGH, "hdmi_gpio_hpd" }, + { HDMI_GPIO_LS_OE, GPIOF_OUT_INIT_HIGH, "hdmi_gpio_ls_oe" }, +}; + static int sdp4430_panel_enable_hdmi(struct omap_dss_device *dssdev) { int status; - status = gpio_request_one(HDMI_GPIO_HPD, GPIOF_OUT_INIT_HIGH, - "hdmi_gpio_hpd"); - if (status) { - pr_err("Cannot request GPIO %d\n", HDMI_GPIO_HPD); - return status; - } - status = gpio_request_one(HDMI_GPIO_LS_OE, GPIOF_OUT_INIT_HIGH, - "hdmi_gpio_ls_oe"); - if (status) { - pr_err("Cannot request GPIO %d\n", HDMI_GPIO_LS_OE); - goto error1; - } - - return 0; - -error1: - gpio_free(HDMI_GPIO_HPD); + status = gpio_request_array(sdp4430_hdmi_gpios, + ARRAY_SIZE(sdp4430_hdmi_gpios)); + if (status) + pr_err("%s: Cannot request HDMI GPIOs\n", __func__); return status; } diff --git a/arch/arm/mach-omap2/board-am3517crane.c b/arch/arm/mach-omap2/board-am3517crane.c index a890d244fec..5e438a77cd7 100644 --- a/arch/arm/mach-omap2/board-am3517crane.c +++ b/arch/arm/mach-omap2/board-am3517crane.c @@ -89,19 +89,13 @@ static void __init am3517_crane_init(void) return; } - ret = gpio_request(GPIO_USB_POWER, "usb_ehci_enable"); + ret = gpio_request_one(GPIO_USB_POWER, GPIOF_OUT_INIT_HIGH, + "usb_ehci_enable"); if (ret < 0) { pr_err("Can not request GPIO %d\n", GPIO_USB_POWER); return; } - ret = gpio_direction_output(GPIO_USB_POWER, 1); - if (ret < 0) { - gpio_free(GPIO_USB_POWER); - pr_err("Unable to initialize EHCI power\n"); - return; - } - usbhs_init(&usbhs_bdata); } diff --git a/arch/arm/mach-omap2/board-am3517evm.c b/arch/arm/mach-omap2/board-am3517evm.c index ce7d5e6e415..6c470603880 100644 --- a/arch/arm/mach-omap2/board-am3517evm.c +++ b/arch/arm/mach-omap2/board-am3517evm.c @@ -174,19 +174,14 @@ static void __init am3517_evm_rtc_init(void) int r; omap_mux_init_gpio(GPIO_RTCS35390A_IRQ, OMAP_PIN_INPUT_PULLUP); - r = gpio_request(GPIO_RTCS35390A_IRQ, "rtcs35390a-irq"); + + r = gpio_request_one(GPIO_RTCS35390A_IRQ, GPIOF_IN, "rtcs35390a-irq"); if (r < 0) { printk(KERN_WARNING "failed to request GPIO#%d\n", GPIO_RTCS35390A_IRQ); return; } - r = gpio_direction_input(GPIO_RTCS35390A_IRQ); - if (r < 0) { - printk(KERN_WARNING "GPIO#%d cannot be configured as input\n", - GPIO_RTCS35390A_IRQ); - gpio_free(GPIO_RTCS35390A_IRQ); - return; - } + am3517evm_i2c1_boardinfo[0].irq = gpio_to_irq(GPIO_RTCS35390A_IRQ); } @@ -242,6 +237,15 @@ static int dvi_enabled; #if defined(CONFIG_PANEL_SHARP_LQ043T1DG01) || \ defined(CONFIG_PANEL_SHARP_LQ043T1DG01_MODULE) +static struct gpio am3517_evm_dss_gpios[] __initdata = { + /* GPIO 182 = LCD Backlight Power */ + { LCD_PANEL_BKLIGHT_PWR, GPIOF_OUT_INIT_HIGH, "lcd_backlight_pwr" }, + /* GPIO 181 = LCD Panel PWM */ + { LCD_PANEL_PWM, GPIOF_OUT_INIT_HIGH, "lcd bl enable" }, + /* GPIO 176 = LCD Panel Power enable pin */ + { LCD_PANEL_PWR, GPIOF_OUT_INIT_HIGH, "dvi enable" }, +}; + static void __init am3517_evm_display_init(void) { int r; @@ -249,41 +253,15 @@ static void __init am3517_evm_display_init(void) omap_mux_init_gpio(LCD_PANEL_PWR, OMAP_PIN_INPUT_PULLUP); omap_mux_init_gpio(LCD_PANEL_BKLIGHT_PWR, OMAP_PIN_INPUT_PULLDOWN); omap_mux_init_gpio(LCD_PANEL_PWM, OMAP_PIN_INPUT_PULLDOWN); - /* - * Enable GPIO 182 = LCD Backlight Power - */ - r = gpio_request(LCD_PANEL_BKLIGHT_PWR, "lcd_backlight_pwr"); + + r = gpio_request_array(am3517_evm_dss_gpios, + ARRAY_SIZE(am3517_evm_dss_gpios)); if (r) { - printk(KERN_ERR "failed to get lcd_backlight_pwr\n"); + printk(KERN_ERR "failed to get DSS panel control GPIOs\n"); return; } - gpio_direction_output(LCD_PANEL_BKLIGHT_PWR, 1); - /* - * Enable GPIO 181 = LCD Panel PWM - */ - r = gpio_request(LCD_PANEL_PWM, "lcd_pwm"); - if (r) { - printk(KERN_ERR "failed to get lcd_pwm\n"); - goto err_1; - } - gpio_direction_output(LCD_PANEL_PWM, 1); - /* - * Enable GPIO 176 = LCD Panel Power enable pin - */ - r = gpio_request(LCD_PANEL_PWR, "lcd_panel_pwr"); - if (r) { - printk(KERN_ERR "failed to get lcd_panel_pwr\n"); - goto err_2; - } - gpio_direction_output(LCD_PANEL_PWR, 1); printk(KERN_INFO "Display initialized successfully\n"); - return; - -err_2: - gpio_free(LCD_PANEL_PWM); -err_1: - gpio_free(LCD_PANEL_BKLIGHT_PWR); } #else static void __init am3517_evm_display_init(void) {} diff --git a/arch/arm/mach-omap2/board-apollon.c b/arch/arm/mach-omap2/board-apollon.c index f4f8374a029..f3beb8eeef7 100644 --- a/arch/arm/mach-omap2/board-apollon.c +++ b/arch/arm/mach-omap2/board-apollon.c @@ -202,6 +202,7 @@ static inline void __init apollon_init_smc91x(void) unsigned int rate; struct clk *gpmc_fck; int eth_cs; + int err; gpmc_fck = clk_get(NULL, "gpmc_fck"); /* Always on ENABLE_ON_INIT */ if (IS_ERR(gpmc_fck)) { @@ -245,15 +246,13 @@ static inline void __init apollon_init_smc91x(void) apollon_smc91x_resources[0].end = base + 0x30f; udelay(100); - omap_mux_init_gpio(74, 0); - if (gpio_request(APOLLON_ETHR_GPIO_IRQ, "SMC91x irq") < 0) { + omap_mux_init_gpio(APOLLON_ETHR_GPIO_IRQ, 0); + err = gpio_request_one(APOLLON_ETHR_GPIO_IRQ, GPIOF_IN, "SMC91x irq"); + if (err) { printk(KERN_ERR "Failed to request GPIO%d for smc91x IRQ\n", APOLLON_ETHR_GPIO_IRQ); gpmc_cs_free(APOLLON_ETH_CS); - goto out; } - gpio_direction_input(APOLLON_ETHR_GPIO_IRQ); - out: clk_disable(gpmc_fck); clk_put(gpmc_fck); @@ -280,20 +279,19 @@ static void __init omap_apollon_init_early(void) omap2_init_common_devices(NULL, NULL); } +static struct gpio apollon_gpio_leds[] __initdata = { + { LED0_GPIO13, GPIOF_OUT_INIT_LOW, "LED0" }, /* LED0 - AA10 */ + { LED1_GPIO14, GPIOF_OUT_INIT_LOW, "LED1" }, /* LED1 - AA6 */ + { LED2_GPIO15, GPIOF_OUT_INIT_LOW, "LED2" }, /* LED2 - AA4 */ +}; + static void __init apollon_led_init(void) { - /* LED0 - AA10 */ omap_mux_init_signal("vlynq_clk.gpio_13", 0); - gpio_request(LED0_GPIO13, "LED0"); - gpio_direction_output(LED0_GPIO13, 0); - /* LED1 - AA6 */ omap_mux_init_signal("vlynq_rx1.gpio_14", 0); - gpio_request(LED1_GPIO14, "LED1"); - gpio_direction_output(LED1_GPIO14, 0); - /* LED2 - AA4 */ omap_mux_init_signal("vlynq_rx0.gpio_15", 0); - gpio_request(LED2_GPIO15, "LED2"); - gpio_direction_output(LED2_GPIO15, 0); + + gpio_request_array(apollon_gpio_leds, ARRAY_SIZE(apollon_gpio_leds)); } static void __init apollon_usb_init(void) @@ -301,8 +299,7 @@ static void __init apollon_usb_init(void) /* USB device */ /* DEVICE_SUSPEND */ omap_mux_init_signal("mcbsp2_clkx.gpio_12", 0); - gpio_request(12, "USB suspend"); - gpio_direction_output(12, 0); + gpio_request_one(12, GPIOF_OUT_INIT_LOW, "USB suspend"); omap2_usbfs_init(&apollon_usb_config); } diff --git a/arch/arm/mach-omap2/board-cm-t35.c b/arch/arm/mach-omap2/board-cm-t35.c index 02a12b41c0f..6063be82b56 100644 --- a/arch/arm/mach-omap2/board-cm-t35.c +++ b/arch/arm/mach-omap2/board-cm-t35.c @@ -54,6 +54,7 @@ #include "mux.h" #include "sdram-micron-mt46h32m32lf-6.h" #include "hsmmc.h" +#include "common-board-devices.h" #define CM_T35_GPIO_PENDOWN 57 @@ -66,86 +67,28 @@ #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE) #include <linux/smsc911x.h> +#include <plat/gpmc-smsc911x.h> -static struct smsc911x_platform_config cm_t35_smsc911x_config = { - .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW, - .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN, - .flags = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS, - .phy_interface = PHY_INTERFACE_MODE_MII, -}; - -static struct resource cm_t35_smsc911x_resources[] = { - { - .flags = IORESOURCE_MEM, - }, - { - .start = OMAP_GPIO_IRQ(CM_T35_SMSC911X_GPIO), - .end = OMAP_GPIO_IRQ(CM_T35_SMSC911X_GPIO), - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL, - }, -}; - -static struct platform_device cm_t35_smsc911x_device = { - .name = "smsc911x", +static struct omap_smsc911x_platform_data cm_t35_smsc911x_cfg = { .id = 0, - .num_resources = ARRAY_SIZE(cm_t35_smsc911x_resources), - .resource = cm_t35_smsc911x_resources, - .dev = { - .platform_data = &cm_t35_smsc911x_config, - }, -}; - -static struct resource sb_t35_smsc911x_resources[] = { - { - .flags = IORESOURCE_MEM, - }, - { - .start = OMAP_GPIO_IRQ(SB_T35_SMSC911X_GPIO), - .end = OMAP_GPIO_IRQ(SB_T35_SMSC911X_GPIO), - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL, - }, + .cs = CM_T35_SMSC911X_CS, + .gpio_irq = CM_T35_SMSC911X_GPIO, + .gpio_reset = -EINVAL, + .flags = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS, }; -static struct platform_device sb_t35_smsc911x_device = { - .name = "smsc911x", +static struct omap_smsc911x_platform_data sb_t35_smsc911x_cfg = { .id = 1, - .num_resources = ARRAY_SIZE(sb_t35_smsc911x_resources), - .resource = sb_t35_smsc911x_resources, - .dev = { - .platform_data = &cm_t35_smsc911x_config, - }, + .cs = SB_T35_SMSC911X_CS, + .gpio_irq = SB_T35_SMSC911X_GPIO, + .gpio_reset = -EINVAL, + .flags = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS, }; -static void __init cm_t35_init_smsc911x(struct platform_device *dev, - int cs, int irq_gpio) -{ - unsigned long cs_mem_base; - - if (gpmc_cs_request(cs, SZ_16M, &cs_mem_base) < 0) { - pr_err("CM-T35: Failed request for GPMC mem for smsc911x\n"); - return; - } - - dev->resource[0].start = cs_mem_base + 0x0; - dev->resource[0].end = cs_mem_base + 0xff; - - if ((gpio_request(irq_gpio, "ETH IRQ") == 0) && - (gpio_direction_input(irq_gpio) == 0)) { - gpio_export(irq_gpio, 0); - } else { - pr_err("CM-T35: could not obtain gpio for SMSC911X IRQ\n"); - return; - } - - platform_device_register(dev); -} - static void __init cm_t35_init_ethernet(void) { - cm_t35_init_smsc911x(&cm_t35_smsc911x_device, - CM_T35_SMSC911X_CS, CM_T35_SMSC911X_GPIO); - cm_t35_init_smsc911x(&sb_t35_smsc911x_device, - SB_T35_SMSC911X_CS, SB_T35_SMSC911X_GPIO); + gpmc_smsc911x_init(&cm_t35_smsc911x_cfg); + gpmc_smsc911x_init(&sb_t35_smsc911x_cfg); } #else static inline void __init cm_t35_init_ethernet(void) { return; } @@ -235,69 +178,10 @@ static void __init cm_t35_init_nand(void) static inline void cm_t35_init_nand(void) {} #endif -#if defined(CONFIG_TOUCHSCREEN_ADS7846) || \ - defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE) -#include <linux/spi/ads7846.h> - -static struct omap2_mcspi_device_config ads7846_mcspi_config = { - .turbo_mode = 0, - .single_channel = 1, /* 0: slave, 1: master */ -}; - -static int ads7846_get_pendown_state(void) -{ - return !gpio_get_value(CM_T35_GPIO_PENDOWN); -} - -static struct ads7846_platform_data ads7846_config = { - .x_max = 0x0fff, - .y_max = 0x0fff, - .x_plate_ohms = 180, - .pressure_max = 255, - .debounce_max = 10, - .debounce_tol = 3, - .debounce_rep = 1, - .get_pendown_state = ads7846_get_pendown_state, - .keep_vref_on = 1, -}; - -static struct spi_board_info cm_t35_spi_board_info[] __initdata = { - { - .modalias = "ads7846", - .bus_num = 1, - .chip_select = 0, - .max_speed_hz = 1500000, - .controller_data = &ads7846_mcspi_config, - .irq = OMAP_GPIO_IRQ(CM_T35_GPIO_PENDOWN), - .platform_data = &ads7846_config, - }, -}; - -static void __init cm_t35_init_ads7846(void) -{ - if ((gpio_request(CM_T35_GPIO_PENDOWN, "ADS7846_PENDOWN") == 0) && - (gpio_direction_input(CM_T35_GPIO_PENDOWN) == 0)) { - gpio_export(CM_T35_GPIO_PENDOWN, 0); - } else { - pr_err("CM-T35: could not obtain gpio for ADS7846_PENDOWN\n"); - return; - } - - spi_register_board_info(cm_t35_spi_board_info, - ARRAY_SIZE(cm_t35_spi_board_info)); -} -#else -static inline void cm_t35_init_ads7846(void) {} -#endif - #define CM_T35_LCD_EN_GPIO 157 #define CM_T35_LCD_BL_GPIO 58 #define CM_T35_DVI_EN_GPIO 54 -static int lcd_bl_gpio; -static int lcd_en_gpio; -static int dvi_en_gpio; - static int lcd_enabled; static int dvi_enabled; @@ -308,8 +192,8 @@ static int cm_t35_panel_enable_lcd(struct omap_dss_device *dssdev) return -EINVAL; } - gpio_set_value(lcd_en_gpio, 1); - gpio_set_value(lcd_bl_gpio, 1); + gpio_set_value(CM_T35_LCD_EN_GPIO, 1); + gpio_set_value(CM_T35_LCD_BL_GPIO, 1); lcd_enabled = 1; @@ -320,8 +204,8 @@ static void cm_t35_panel_disable_lcd(struct omap_dss_device *dssdev) { lcd_enabled = 0; - gpio_set_value(lcd_bl_gpio, 0); - gpio_set_value(lcd_en_gpio, 0); + gpio_set_value(CM_T35_LCD_BL_GPIO, 0); + gpio_set_value(CM_T35_LCD_EN_GPIO, 0); } static int cm_t35_panel_enable_dvi(struct omap_dss_device *dssdev) @@ -331,7 +215,7 @@ static int cm_t35_panel_enable_dvi(struct omap_dss_device *dssdev) return -EINVAL; } - gpio_set_value(dvi_en_gpio, 0); + gpio_set_value(CM_T35_DVI_EN_GPIO, 0); dvi_enabled = 1; return 0; @@ -339,7 +223,7 @@ static int cm_t35_panel_enable_dvi(struct omap_dss_device *dssdev) static void cm_t35_panel_disable_dvi(struct omap_dss_device *dssdev) { - gpio_set_value(dvi_en_gpio, 1); + gpio_set_value(CM_T35_DVI_EN_GPIO, 1); dvi_enabled = 0; } @@ -421,62 +305,38 @@ static struct spi_board_info cm_t35_lcd_spi_board_info[] __initdata = { }, }; +static struct gpio cm_t35_dss_gpios[] __initdata = { + { CM_T35_LCD_EN_GPIO, GPIOF_OUT_INIT_LOW, "lcd enable" }, + { CM_T35_LCD_BL_GPIO, GPIOF_OUT_INIT_LOW, "lcd bl enable" }, + { CM_T35_DVI_EN_GPIO, GPIOF_OUT_INIT_HIGH, "dvi enable" }, +}; + static void __init cm_t35_init_display(void) { int err; - lcd_en_gpio = CM_T35_LCD_EN_GPIO; - lcd_bl_gpio = CM_T35_LCD_BL_GPIO; - dvi_en_gpio = CM_T35_DVI_EN_GPIO; - spi_register_board_info(cm_t35_lcd_spi_board_info, ARRAY_SIZE(cm_t35_lcd_spi_board_info)); - err = gpio_request(lcd_en_gpio, "LCD RST"); - if (err) { - pr_err("CM-T35: failed to get LCD reset GPIO\n"); - goto out; - } - - err = gpio_request(lcd_bl_gpio, "LCD BL"); + err = gpio_request_array(cm_t35_dss_gpios, + ARRAY_SIZE(cm_t35_dss_gpios)); if (err) { - pr_err("CM-T35: failed to get LCD backlight control GPIO\n"); - goto err_lcd_bl; - } - - err = gpio_request(dvi_en_gpio, "DVI EN"); - if (err) { - pr_err("CM-T35: failed to get DVI reset GPIO\n"); - goto err_dvi_en; + pr_err("CM-T35: failed to request DSS control GPIOs\n"); + return; } - gpio_export(lcd_en_gpio, 0); - gpio_export(lcd_bl_gpio, 0); - gpio_export(dvi_en_gpio, 0); - gpio_direction_output(lcd_en_gpio, 0); - gpio_direction_output(lcd_bl_gpio, 0); - gpio_direction_output(dvi_en_gpio, 1); + gpio_export(CM_T35_LCD_EN_GPIO, 0); + gpio_export(CM_T35_LCD_BL_GPIO, 0); + gpio_export(CM_T35_DVI_EN_GPIO, 0); msleep(50); - gpio_set_value(lcd_en_gpio, 1); + gpio_set_value(CM_T35_LCD_EN_GPIO, 1); err = omap_display_init(&cm_t35_dss_data); if (err) { pr_err("CM-T35: failed to register DSS device\n"); - goto err_dev_reg; + gpio_free_array(cm_t35_dss_gpios, ARRAY_SIZE(cm_t35_dss_gpios)); } - - return; - -err_dev_reg: - gpio_free(dvi_en_gpio); -err_dvi_en: - gpio_free(lcd_bl_gpio); -err_lcd_bl: - gpio_free(lcd_en_gpio); -out: - - return; } static struct regulator_consumer_supply cm_t35_vmmc1_supply = { @@ -609,10 +469,8 @@ static int cm_t35_twl_gpio_setup(struct device *dev, unsigned gpio, { int wlan_rst = gpio + 2; - if ((gpio_request(wlan_rst, "WLAN RST") == 0) && - (gpio_direction_output(wlan_rst, 1) == 0)) { + if (gpio_request_one(wlan_rst, GPIOF_OUT_INIT_HIGH, "WLAN RST") == 0) { gpio_export(wlan_rst, 0); - udelay(10); gpio_set_value(wlan_rst, 0); udelay(10); @@ -653,19 +511,9 @@ static struct twl4030_platform_data cm_t35_twldata = { .vpll2 = &cm_t35_vpll2, }; -static struct i2c_board_info __initdata cm_t35_i2c_boardinfo[] = { - { - I2C_BOARD_INFO("tps65930", 0x48), - .flags = I2C_CLIENT_WAKE, - .irq = INT_34XX_SYS_NIRQ, - .platform_data = &cm_t35_twldata, - }, -}; - static void __init cm_t35_init_i2c(void) { - omap_register_i2c_bus(1, 2600, cm_t35_i2c_boardinfo, - ARRAY_SIZE(cm_t35_i2c_boardinfo)); + omap3_pmic_init("tps65930", &cm_t35_twldata); } static void __init cm_t35_init_early(void) @@ -775,12 +623,6 @@ static struct omap_board_mux board_mux[] __initdata = { }; #endif -static struct omap_musb_board_data musb_board_data = { - .interface_type = MUSB_INTERFACE_ULPI, - .mode = MUSB_OTG, - .power = 100, -}; - static struct omap_board_config_kernel cm_t35_config[] __initdata = { }; @@ -792,12 +634,12 @@ static void __init cm_t35_init(void) omap_serial_init(); cm_t35_init_i2c(); cm_t35_init_nand(); - cm_t35_init_ads7846(); + omap_ads7846_init(1, CM_T35_GPIO_PENDOWN, 0, NULL); cm_t35_init_ethernet(); cm_t35_init_led(); cm_t35_init_display(); - usb_musb_init(&musb_board_data); + usb_musb_init(NULL); usbhs_init(&usbhs_bdata); } diff --git a/arch/arm/mach-omap2/board-cm-t3517.c b/arch/arm/mach-omap2/board-cm-t3517.c index a27e3eee829..08f08e81249 100644 --- a/arch/arm/mach-omap2/board-cm-t3517.c +++ b/arch/arm/mach-omap2/board-cm-t3517.c @@ -148,14 +148,13 @@ static void __init cm_t3517_init_rtc(void) { int err; - err = gpio_request(RTC_CS_EN_GPIO, "rtc cs en"); + err = gpio_request_one(RTC_CS_EN_GPIO, GPIOF_OUT_INIT_HIGH, + "rtc cs en"); if (err) { pr_err("CM-T3517: rtc cs en gpio request failed: %d\n", err); return; } - gpio_direction_output(RTC_CS_EN_GPIO, 1); - platform_device_register(&cm_t3517_rtc_device); } #else @@ -182,11 +181,11 @@ static int cm_t3517_init_usbh(void) { int err; - err = gpio_request(USB_HUB_RESET_GPIO, "usb hub rst"); + err = gpio_request_one(USB_HUB_RESET_GPIO, GPIOF_OUT_INIT_LOW, + "usb hub rst"); if (err) { pr_err("CM-T3517: usb hub rst gpio request failed: %d\n", err); } else { - gpio_direction_output(USB_HUB_RESET_GPIO, 0); udelay(10); gpio_set_value(USB_HUB_RESET_GPIO, 1); msleep(1); diff --git a/arch/arm/mach-omap2/board-devkit8000.c b/arch/arm/mach-omap2/board-devkit8000.c index 65f9fde2c56..3bd344a527e 100644 --- a/arch/arm/mach-omap2/board-devkit8000.c +++ b/arch/arm/mach-omap2/board-devkit8000.c @@ -51,7 +51,6 @@ #include <plat/mcspi.h> #include <linux/input/matrix_keypad.h> #include <linux/spi/spi.h> -#include <linux/spi/ads7846.h> #include <linux/dm9000.h> #include <linux/interrupt.h> @@ -60,6 +59,7 @@ #include "mux.h" #include "hsmmc.h" #include "timer-gp.h" +#include "common-board-devices.h" #define NAND_BLOCK_SIZE SZ_128K @@ -97,13 +97,6 @@ static struct mtd_partition devkit8000_nand_partitions[] = { }, }; -static struct omap_nand_platform_data devkit8000_nand_data = { - .options = NAND_BUSWIDTH_16, - .parts = devkit8000_nand_partitions, - .nr_parts = ARRAY_SIZE(devkit8000_nand_partitions), - .dma_channel = -1, /* disable DMA in OMAP NAND driver */ -}; - static struct omap2_hsmmc_info mmc[] = { { .mmc = 1, @@ -249,7 +242,7 @@ static int devkit8000_twl_gpio_setup(struct device *dev, /* TWL4030_GPIO_MAX + 0 is "LCD_PWREN" (out, active high) */ devkit8000_lcd_device.reset_gpio = gpio + TWL4030_GPIO_MAX + 0; ret = gpio_request_one(devkit8000_lcd_device.reset_gpio, - GPIOF_DIR_OUT | GPIOF_INIT_LOW, "LCD_PWREN"); + GPIOF_OUT_INIT_LOW, "LCD_PWREN"); if (ret < 0) { devkit8000_lcd_device.reset_gpio = -EINVAL; printk(KERN_ERR "Failed to request GPIO for LCD_PWRN\n"); @@ -258,7 +251,7 @@ static int devkit8000_twl_gpio_setup(struct device *dev, /* gpio + 7 is "DVI_PD" (out, active low) */ devkit8000_dvi_device.reset_gpio = gpio + 7; ret = gpio_request_one(devkit8000_dvi_device.reset_gpio, - GPIOF_DIR_OUT | GPIOF_INIT_LOW, "DVI PowerDown"); + GPIOF_OUT_INIT_LOW, "DVI PowerDown"); if (ret < 0) { devkit8000_dvi_device.reset_gpio = -EINVAL; printk(KERN_ERR "Failed to request GPIO for DVI PowerDown\n"); @@ -366,19 +359,9 @@ static struct twl4030_platform_data devkit8000_twldata = { .keypad = &devkit8000_kp_data, }; -static struct i2c_board_info __initdata devkit8000_i2c_boardinfo[] = { - { - I2C_BOARD_INFO("tps65930", 0x48), - .flags = I2C_CLIENT_WAKE, - .irq = INT_34XX_SYS_NIRQ, - .platform_data = &devkit8000_twldata, - }, -}; - static int __init devkit8000_i2c_init(void) { - omap_register_i2c_bus(1, 2600, devkit8000_i2c_boardinfo, - ARRAY_SIZE(devkit8000_i2c_boardinfo)); + omap3_pmic_init("tps65930", &devkit8000_twldata); /* Bus 3 is attached to the DVI port where devices like the pico DLP * projector don't work reliably with 400kHz */ omap_register_i2c_bus(3, 400, NULL, 0); @@ -463,56 +446,6 @@ static void __init devkit8000_init_irq(void) #endif } -static void __init devkit8000_ads7846_init(void) -{ - int gpio = OMAP3_DEVKIT_TS_GPIO; - int ret; - - ret = gpio_request(gpio, "ads7846_pen_down"); - if (ret < 0) { - printk(KERN_ERR "Failed to request GPIO %d for " - "ads7846 pen down IRQ\n", gpio); - return; - } - - gpio_direction_input(gpio); -} - -static int ads7846_get_pendown_state(void) -{ - return !gpio_get_value(OMAP3_DEVKIT_TS_GPIO); -} - -static struct ads7846_platform_data ads7846_config = { - .x_max = 0x0fff, - .y_max = 0x0fff, - .x_plate_ohms = 180, - .pressure_max = 255, - .debounce_max = 10, - .debounce_tol = 5, - .debounce_rep = 1, - .get_pendown_state = ads7846_get_pendown_state, - .keep_vref_on = 1, - .settle_delay_usecs = 150, -}; - -static struct omap2_mcspi_device_config ads7846_mcspi_config = { - .turbo_mode = 0, - .single_channel = 1, /* 0: slave, 1: master */ -}; - -static struct spi_board_info devkit8000_spi_board_info[] __initdata = { - { - .modalias = "ads7846", - .bus_num = 2, - .chip_select = 0, - .max_speed_hz = 1500000, - .controller_data = &ads7846_mcspi_config, - .irq = OMAP_GPIO_IRQ(OMAP3_DEVKIT_TS_GPIO), - .platform_data = &ads7846_config, - } -}; - #define OMAP_DM9000_BASE 0x2c000000 static struct resource omap_dm9000_resources[] = { @@ -550,14 +483,14 @@ static void __init omap_dm9000_init(void) { unsigned char *eth_addr = omap_dm9000_platdata.dev_addr; struct omap_die_id odi; + int ret; - if (gpio_request(OMAP_DM9000_GPIO_IRQ, "dm9000 irq") < 0) { + ret = gpio_request_one(OMAP_DM9000_GPIO_IRQ, GPIOF_IN, "dm9000 irq"); + if (ret < 0) { printk(KERN_ERR "Failed to request GPIO%d for dm9000 IRQ\n", OMAP_DM9000_GPIO_IRQ); return; - } - - gpio_direction_input(OMAP_DM9000_GPIO_IRQ); + } /* init the mac address using DIE id */ omap_get_die_id(&odi); @@ -576,45 +509,6 @@ static struct platform_device *devkit8000_devices[] __initdata = { &omap_dm9000_dev, }; -static void __init devkit8000_flash_init(void) -{ - u8 cs = 0; - u8 nandcs = GPMC_CS_NUM + 1; - - /* find out the chip-select on which NAND exists */ - while (cs < GPMC_CS_NUM) { - u32 ret = 0; - ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG1); - - if ((ret & 0xC00) == 0x800) { - printk(KERN_INFO "Found NAND on CS%d\n", cs); - if (nandcs > GPMC_CS_NUM) - nandcs = cs; - } - cs++; - } - - if (nandcs > GPMC_CS_NUM) { - printk(KERN_INFO "NAND: Unable to find configuration " - "in GPMC\n "); - return; - } - - if (nandcs < GPMC_CS_NUM) { - devkit8000_nand_data.cs = nandcs; - - printk(KERN_INFO "Registering NAND on CS%d\n", nandcs); - if (gpmc_nand_init(&devkit8000_nand_data) < 0) - printk(KERN_ERR "Unable to register NAND device\n"); - } -} - -static struct omap_musb_board_data musb_board_data = { - .interface_type = MUSB_INTERFACE_ULPI, - .mode = MUSB_OTG, - .power = 100, -}; - static const struct usbhs_omap_board_data usbhs_bdata __initconst = { .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY, @@ -795,14 +689,13 @@ static void __init devkit8000_init(void) ARRAY_SIZE(devkit8000_devices)); omap_display_init(&devkit8000_dss_data); - spi_register_board_info(devkit8000_spi_board_info, - ARRAY_SIZE(devkit8000_spi_board_info)); - devkit8000_ads7846_init(); + omap_ads7846_init(2, OMAP3_DEVKIT_TS_GPIO, 0, NULL); - usb_musb_init(&musb_board_data); + usb_musb_init(NULL); usbhs_init(&usbhs_bdata); - devkit8000_flash_init(); + omap_nand_flash_init(NAND_BUSWIDTH_16, devkit8000_nand_partitions, + ARRAY_SIZE(devkit8000_nand_partitions)); /* Ensure SDRC pins are mux'd for self-refresh */ omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT); diff --git a/arch/arm/mach-omap2/board-igep0020.c b/arch/arm/mach-omap2/board-igep0020.c index 34cf982b967..0d6d583e8b3 100644 --- a/arch/arm/mach-omap2/board-igep0020.c +++ b/arch/arm/mach-omap2/board-igep0020.c @@ -38,6 +38,7 @@ #include "mux.h" #include "hsmmc.h" #include "sdram-numonyx-m65kxxxxam.h" +#include "common-board-devices.h" #define IGEP2_SMSC911X_CS 5 #define IGEP2_SMSC911X_GPIO 176 @@ -54,6 +55,11 @@ #define IGEP2_RC_GPIO_WIFI_NRESET 139 #define IGEP2_RC_GPIO_BT_NRESET 137 +#define IGEP3_GPIO_LED0_GREEN 54 +#define IGEP3_GPIO_LED0_RED 53 +#define IGEP3_GPIO_LED1_RED 16 +#define IGEP3_GPIO_USBH_NRESET 183 + /* * IGEP2 Hardware Revision Table * @@ -68,6 +74,7 @@ #define IGEP2_BOARD_HWREV_B 0 #define IGEP2_BOARD_HWREV_C 1 +#define IGEP3_BOARD_HWREV 2 static u8 hwrev; @@ -75,24 +82,29 @@ static void __init igep2_get_revision(void) { u8 ret; + if (machine_is_igep0030()) { + hwrev = IGEP3_BOARD_HWREV; + return; + } + omap_mux_init_gpio(IGEP2_GPIO_LED1_RED, OMAP_PIN_INPUT); - if ((gpio_request(IGEP2_GPIO_LED1_RED, "GPIO_HW0_REV") == 0) && - (gpio_direction_input(IGEP2_GPIO_LED1_RED) == 0)) { - ret = gpio_get_value(IGEP2_GPIO_LED1_RED); - if (ret == 0) { - pr_info("IGEP2: Hardware Revision C (B-NON compatible)\n"); - hwrev = IGEP2_BOARD_HWREV_C; - } else if (ret == 1) { - pr_info("IGEP2: Hardware Revision B/C (B compatible)\n"); - hwrev = IGEP2_BOARD_HWREV_B; - } else { - pr_err("IGEP2: Unknown Hardware Revision\n"); - hwrev = -1; - } - } else { + if (gpio_request_one(IGEP2_GPIO_LED1_RED, GPIOF_IN, "GPIO_HW0_REV")) { pr_warning("IGEP2: Could not obtain gpio GPIO_HW0_REV\n"); pr_err("IGEP2: Unknown Hardware Revision\n"); + return; + } + + ret = gpio_get_value(IGEP2_GPIO_LED1_RED); + if (ret == 0) { + pr_info("IGEP2: Hardware Revision C (B-NON compatible)\n"); + hwrev = IGEP2_BOARD_HWREV_C; + } else if (ret == 1) { + pr_info("IGEP2: Hardware Revision B/C (B compatible)\n"); + hwrev = IGEP2_BOARD_HWREV_B; + } else { + pr_err("IGEP2: Unknown Hardware Revision\n"); + hwrev = -1; } gpio_free(IGEP2_GPIO_LED1_RED); @@ -111,7 +123,7 @@ static void __init igep2_get_revision(void) * So MTD regards it as 4KiB page size and 256KiB block size 64*(2*2048) */ -static struct mtd_partition igep2_onenand_partitions[] = { +static struct mtd_partition igep_onenand_partitions[] = { { .name = "X-Loader", .offset = 0, @@ -139,21 +151,21 @@ static struct mtd_partition igep2_onenand_partitions[] = { }, }; -static struct omap_onenand_platform_data igep2_onenand_data = { - .parts = igep2_onenand_partitions, - .nr_parts = ARRAY_SIZE(igep2_onenand_partitions), +static struct omap_onenand_platform_data igep_onenand_data = { + .parts = igep_onenand_partitions, + .nr_parts = ARRAY_SIZE(igep_onenand_partitions), .dma_channel = -1, /* disable DMA in OMAP OneNAND driver */ }; -static struct platform_device igep2_onenand_device = { +static struct platform_device igep_onenand_device = { .name = "omap2-onenand", .id = -1, .dev = { - .platform_data = &igep2_onenand_data, + .platform_data = &igep_onenand_data, }, }; -static void __init igep2_flash_init(void) +static void __init igep_flash_init(void) { u8 cs = 0; u8 onenandcs = GPMC_CS_NUM + 1; @@ -165,7 +177,7 @@ static void __init igep2_flash_init(void) /* Check if NAND/oneNAND is configured */ if ((ret & 0xC00) == 0x800) /* NAND found */ - pr_err("IGEP2: Unsupported NAND found\n"); + pr_err("IGEP: Unsupported NAND found\n"); else { ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG7); if ((ret & 0x3F) == (ONENAND_MAP >> 24)) @@ -175,85 +187,46 @@ static void __init igep2_flash_init(void) } if (onenandcs > GPMC_CS_NUM) { - pr_err("IGEP2: Unable to find configuration in GPMC\n"); + pr_err("IGEP: Unable to find configuration in GPMC\n"); return; } - igep2_onenand_data.cs = onenandcs; + igep_onenand_data.cs = onenandcs; - if (platform_device_register(&igep2_onenand_device) < 0) - pr_err("IGEP2: Unable to register OneNAND device\n"); + if (platform_device_register(&igep_onenand_device) < 0) + pr_err("IGEP: Unable to register OneNAND device\n"); } #else -static void __init igep2_flash_init(void) {} +static void __init igep_flash_init(void) {} #endif #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE) #include <linux/smsc911x.h> +#include <plat/gpmc-smsc911x.h> -static struct smsc911x_platform_config igep2_smsc911x_config = { - .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW, - .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN, - .flags = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS , - .phy_interface = PHY_INTERFACE_MODE_MII, -}; - -static struct resource igep2_smsc911x_resources[] = { - { - .flags = IORESOURCE_MEM, - }, - { - .start = OMAP_GPIO_IRQ(IGEP2_SMSC911X_GPIO), - .end = OMAP_GPIO_IRQ(IGEP2_SMSC911X_GPIO), - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL, - }, -}; - -static struct platform_device igep2_smsc911x_device = { - .name = "smsc911x", - .id = 0, - .num_resources = ARRAY_SIZE(igep2_smsc911x_resources), - .resource = igep2_smsc911x_resources, - .dev = { - .platform_data = &igep2_smsc911x_config, - }, +static struct omap_smsc911x_platform_data smsc911x_cfg = { + .cs = IGEP2_SMSC911X_CS, + .gpio_irq = IGEP2_SMSC911X_GPIO, + .gpio_reset = -EINVAL, + .flags = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS, }; static inline void __init igep2_init_smsc911x(void) { - unsigned long cs_mem_base; - - if (gpmc_cs_request(IGEP2_SMSC911X_CS, SZ_16M, &cs_mem_base) < 0) { - pr_err("IGEP v2: Failed request for GPMC mem for smsc911x\n"); - gpmc_cs_free(IGEP2_SMSC911X_CS); - return; - } - - igep2_smsc911x_resources[0].start = cs_mem_base + 0x0; - igep2_smsc911x_resources[0].end = cs_mem_base + 0xff; - - if ((gpio_request(IGEP2_SMSC911X_GPIO, "SMSC911X IRQ") == 0) && - (gpio_direction_input(IGEP2_SMSC911X_GPIO) == 0)) { - gpio_export(IGEP2_SMSC911X_GPIO, 0); - } else { - pr_err("IGEP v2: Could not obtain gpio for for SMSC911X IRQ\n"); - return; - } - - platform_device_register(&igep2_smsc911x_device); + gpmc_smsc911x_init(&smsc911x_cfg); } #else static inline void __init igep2_init_smsc911x(void) { } #endif -static struct regulator_consumer_supply igep2_vmmc1_supply = +static struct regulator_consumer_supply igep_vmmc1_supply = REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"); /* VMMC1 for OMAP VDD_MMC1 (i/o) and MMC1 card */ -static struct regulator_init_data igep2_vmmc1 = { +static struct regulator_init_data igep_vmmc1 = { .constraints = { .min_uV = 1850000, .max_uV = 3150000, @@ -264,13 +237,13 @@ static struct regulator_init_data igep2_vmmc1 = { | REGULATOR_CHANGE_STATUS, }, .num_consumer_supplies = 1, - .consumer_supplies = &igep2_vmmc1_supply, + .consumer_supplies = &igep_vmmc1_supply, }; -static struct regulator_consumer_supply igep2_vio_supply = +static struct regulator_consumer_supply igep_vio_supply = REGULATOR_SUPPLY("vmmc_aux", "omap_hsmmc.1"); -static struct regulator_init_data igep2_vio = { +static struct regulator_init_data igep_vio = { .constraints = { .min_uV = 1800000, .max_uV = 1800000, @@ -282,34 +255,34 @@ static struct regulator_init_data igep2_vio = { | REGULATOR_CHANGE_STATUS, }, .num_consumer_supplies = 1, - .consumer_supplies = &igep2_vio_supply, + .consumer_supplies = &igep_vio_supply, }; -static struct regulator_consumer_supply igep2_vmmc2_supply = +static struct regulator_consumer_supply igep_vmmc2_supply = REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1"); -static struct regulator_init_data igep2_vmmc2 = { +static struct regulator_init_data igep_vmmc2 = { .constraints = { .valid_modes_mask = REGULATOR_MODE_NORMAL, .always_on = 1, }, .num_consumer_supplies = 1, - .consumer_supplies = &igep2_vmmc2_supply, + .consumer_supplies = &igep_vmmc2_supply, }; -static struct fixed_voltage_config igep2_vwlan = { +static struct fixed_voltage_config igep_vwlan = { .supply_name = "vwlan", .microvolts = 3300000, .gpio = -EINVAL, .enabled_at_boot = 1, - .init_data = &igep2_vmmc2, + .init_data = &igep_vmmc2, }; -static struct platform_device igep2_vwlan_device = { +static struct platform_device igep_vwlan_device = { .name = "reg-fixed-voltage", .id = 0, .dev = { - .platform_data = &igep2_vwlan, + .platform_data = &igep_vwlan, }, }; @@ -334,20 +307,17 @@ static struct omap2_hsmmc_info mmc[] = { #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE) #include <linux/leds.h> -static struct gpio_led igep2_gpio_leds[] = { +static struct gpio_led igep_gpio_leds[] = { [0] = { .name = "gpio-led:red:d0", - .gpio = IGEP2_GPIO_LED0_RED, .default_trigger = "default-off" }, [1] = { .name = "gpio-led:green:d0", - .gpio = IGEP2_GPIO_LED0_GREEN, .default_trigger = "default-off", }, [2] = { .name = "gpio-led:red:d1", - .gpio = IGEP2_GPIO_LED1_RED, .default_trigger = "default-off", }, [3] = { @@ -358,94 +328,119 @@ static struct gpio_led igep2_gpio_leds[] = { }, }; -static struct gpio_led_platform_data igep2_led_pdata = { - .leds = igep2_gpio_leds, - .num_leds = ARRAY_SIZE(igep2_gpio_leds), +static struct gpio_led_platform_data igep_led_pdata = { + .leds = igep_gpio_leds, + .num_leds = ARRAY_SIZE(igep_gpio_leds), }; -static struct platform_device igep2_led_device = { +static struct platform_device igep_led_device = { .name = "leds-gpio", .id = -1, .dev = { - .platform_data = &igep2_led_pdata, + .platform_data = &igep_led_pdata, }, }; -static void __init igep2_leds_init(void) +static void __init igep_leds_init(void) { - platform_device_register(&igep2_led_device); + if (machine_is_igep0020()) { + igep_gpio_leds[0].gpio = IGEP2_GPIO_LED0_RED; + igep_gpio_leds[1].gpio = IGEP2_GPIO_LED0_GREEN; + igep_gpio_leds[2].gpio = IGEP2_GPIO_LED1_RED; + } else { + igep_gpio_leds[0].gpio = IGEP3_GPIO_LED0_RED; + igep_gpio_leds[1].gpio = IGEP3_GPIO_LED0_GREEN; + igep_gpio_leds[2].gpio = IGEP3_GPIO_LED1_RED; + } + + platform_device_register(&igep_led_device); } #else -static inline void igep2_leds_init(void) +static struct gpio igep_gpio_leds[] __initdata = { + { -EINVAL, GPIOF_OUT_INIT_LOW, "gpio-led:red:d0" }, + { -EINVAL, GPIOF_OUT_INIT_LOW, "gpio-led:green:d0" }, + { -EINVAL, GPIOF_OUT_INIT_LOW, "gpio-led:red:d1" }, +}; + +static inline void igep_leds_init(void) { - if ((gpio_request(IGEP2_GPIO_LED0_RED, "gpio-led:red:d0") == 0) && - (gpio_direction_output(IGEP2_GPIO_LED0_RED, 0) == 0)) - gpio_export(IGEP2_GPIO_LED0_RED, 0); - else - pr_warning("IGEP v2: Could not obtain gpio GPIO_LED0_RED\n"); + int i; - if ((gpio_request(IGEP2_GPIO_LED0_GREEN, "gpio-led:green:d0") == 0) && - (gpio_direction_output(IGEP2_GPIO_LED0_GREEN, 0) == 0)) - gpio_export(IGEP2_GPIO_LED0_GREEN, 0); - else - pr_warning("IGEP v2: Could not obtain gpio GPIO_LED0_GREEN\n"); + if (machine_is_igep0020()) { + igep_gpio_leds[0].gpio = IGEP2_GPIO_LED0_RED; + igep_gpio_leds[1].gpio = IGEP2_GPIO_LED0_GREEN; + igep_gpio_leds[2].gpio = IGEP2_GPIO_LED1_RED; + } else { + igep_gpio_leds[0].gpio = IGEP3_GPIO_LED0_RED; + igep_gpio_leds[1].gpio = IGEP3_GPIO_LED0_GREEN; + igep_gpio_leds[2].gpio = IGEP3_GPIO_LED1_RED; + } - if ((gpio_request(IGEP2_GPIO_LED1_RED, "gpio-led:red:d1") == 0) && - (gpio_direction_output(IGEP2_GPIO_LED1_RED, 0) == 0)) - gpio_export(IGEP2_GPIO_LED1_RED, 0); - else - pr_warning("IGEP v2: Could not obtain gpio GPIO_LED1_RED\n"); + if (gpio_request_array(igep_gpio_leds, ARRAY_SIZE(igep_gpio_leds))) { + pr_warning("IGEP v2: Could not obtain leds gpios\n"); + return; + } + for (i = 0; i < ARRAY_SIZE(igep_gpio_leds); i++) + gpio_export(igep_gpio_leds[i].gpio, 0); } #endif -static int igep2_twl_gpio_setup(struct device *dev, +static struct gpio igep2_twl_gpios[] = { + { -EINVAL, GPIOF_IN, "GPIO_EHCI_NOC" }, + { -EINVAL, GPIOF_OUT_INIT_LOW, "GPIO_USBH_CPEN" }, +}; + +static int igep_twl_gpio_setup(struct device *dev, unsigned gpio, unsigned ngpio) { + int ret; + /* gpio + 0 is "mmc0_cd" (input/IRQ) */ mmc[0].gpio_cd = gpio + 0; omap2_hsmmc_init(mmc); - /* - * REVISIT: need ehci-omap hooks for external VBUS - * power switch and overcurrent detect - */ - if ((gpio_request(gpio + 1, "GPIO_EHCI_NOC") < 0) || - (gpio_direction_input(gpio + 1) < 0)) - pr_err("IGEP2: Could not obtain gpio for EHCI NOC"); - - /* - * TWL4030_GPIO_MAX + 0 == ledA, GPIO_USBH_CPEN - * (out, active low) - */ - if ((gpio_request(gpio + TWL4030_GPIO_MAX, "GPIO_USBH_CPEN") < 0) || - (gpio_direction_output(gpio + TWL4030_GPIO_MAX, 0) < 0)) - pr_err("IGEP2: Could not obtain gpio for USBH_CPEN"); - /* TWL4030_GPIO_MAX + 1 == ledB (out, active low LED) */ #if !defined(CONFIG_LEDS_GPIO) && !defined(CONFIG_LEDS_GPIO_MODULE) - if ((gpio_request(gpio+TWL4030_GPIO_MAX+1, "gpio-led:green:d1") == 0) - && (gpio_direction_output(gpio + TWL4030_GPIO_MAX + 1, 1) == 0)) + ret = gpio_request_one(gpio + TWL4030_GPIO_MAX + 1, GPIOF_OUT_INIT_HIGH, + "gpio-led:green:d1"); + if (ret == 0) gpio_export(gpio + TWL4030_GPIO_MAX + 1, 0); else - pr_warning("IGEP v2: Could not obtain gpio GPIO_LED1_GREEN\n"); + pr_warning("IGEP: Could not obtain gpio GPIO_LED1_GREEN\n"); #else - igep2_gpio_leds[3].gpio = gpio + TWL4030_GPIO_MAX + 1; + igep_gpio_leds[3].gpio = gpio + TWL4030_GPIO_MAX + 1; #endif + if (machine_is_igep0030()) + return 0; + + /* + * REVISIT: need ehci-omap hooks for external VBUS + * power switch and overcurrent detect + */ + igep2_twl_gpios[0].gpio = gpio + 1; + + /* TWL4030_GPIO_MAX + 0 == ledA, GPIO_USBH_CPEN (out, active low) */ + igep2_twl_gpios[1].gpio = gpio + TWL4030_GPIO_MAX; + + ret = gpio_request_array(igep2_twl_gpios, ARRAY_SIZE(igep2_twl_gpios)); + if (ret < 0) + pr_err("IGEP2: Could not obtain gpio for USBH_CPEN"); + return 0; }; -static struct twl4030_gpio_platform_data igep2_twl4030_gpio_pdata = { +static struct twl4030_gpio_platform_data igep_twl4030_gpio_pdata = { .gpio_base = OMAP_MAX_GPIO_LINES, .irq_base = TWL4030_GPIO_IRQ_BASE, .irq_end = TWL4030_GPIO_IRQ_END, .use_leds = true, - .setup = igep2_twl_gpio_setup, + .setup = igep_twl_gpio_setup, }; -static struct twl4030_usb_data igep2_usb_data = { +static struct twl4030_usb_data igep_usb_data = { .usb_mode = T2_USB_MODE_ULPI, }; @@ -507,16 +502,17 @@ static struct regulator_init_data igep2_vpll2 = { static void __init igep2_display_init(void) { - if (gpio_request(IGEP2_GPIO_DVI_PUP, "GPIO_DVI_PUP") && - gpio_direction_output(IGEP2_GPIO_DVI_PUP, 1)) + int err = gpio_request_one(IGEP2_GPIO_DVI_PUP, GPIOF_OUT_INIT_HIGH, + "GPIO_DVI_PUP"); + if (err) pr_err("IGEP v2: Could not obtain gpio GPIO_DVI_PUP\n"); } -static struct platform_device *igep2_devices[] __initdata = { - &igep2_vwlan_device, +static struct platform_device *igep_devices[] __initdata = { + &igep_vwlan_device, }; -static void __init igep2_init_early(void) +static void __init igep_init_early(void) { omap2_init_common_infrastructure(); omap2_init_common_devices(m65kxxxxam_sdrc_params, @@ -561,27 +557,15 @@ static struct twl4030_keypad_data igep2_keypad_pdata = { .rep = 1, }; -static struct twl4030_platform_data igep2_twldata = { +static struct twl4030_platform_data igep_twldata = { .irq_base = TWL4030_IRQ_BASE, .irq_end = TWL4030_IRQ_END, /* platform_data for children goes here */ - .usb = &igep2_usb_data, - .codec = &igep2_codec_data, - .gpio = &igep2_twl4030_gpio_pdata, - .keypad = &igep2_keypad_pdata, - .vmmc1 = &igep2_vmmc1, - .vpll2 = &igep2_vpll2, - .vio = &igep2_vio, -}; - -static struct i2c_board_info __initdata igep2_i2c1_boardinfo[] = { - { - I2C_BOARD_INFO("twl4030", 0x48), - .flags = I2C_CLIENT_WAKE, - .irq = INT_34XX_SYS_NIRQ, - .platform_data = &igep2_twldata, - }, + .usb = &igep_usb_data, + .gpio = &igep_twl4030_gpio_pdata, + .vmmc1 = &igep_vmmc1, + .vio = &igep_vio, }; static struct i2c_board_info __initdata igep2_i2c3_boardinfo[] = { @@ -590,32 +574,29 @@ static struct i2c_board_info __initdata igep2_i2c3_boardinfo[] = { }, }; -static void __init igep2_i2c_init(void) +static void __init igep_i2c_init(void) { int ret; - ret = omap_register_i2c_bus(1, 2600, igep2_i2c1_boardinfo, - ARRAY_SIZE(igep2_i2c1_boardinfo)); - if (ret) - pr_warning("IGEP2: Could not register I2C1 bus (%d)\n", ret); + if (machine_is_igep0020()) { + /* + * Bus 3 is attached to the DVI port where devices like the + * pico DLP projector don't work reliably with 400kHz + */ + ret = omap_register_i2c_bus(3, 100, igep2_i2c3_boardinfo, + ARRAY_SIZE(igep2_i2c3_boardinfo)); + if (ret) + pr_warning("IGEP2: Could not register I2C3 bus (%d)\n", ret); + + igep_twldata.codec = &igep2_codec_data; + igep_twldata.keypad = &igep2_keypad_pdata; + igep_twldata.vpll2 = &igep2_vpll2; + } - /* - * Bus 3 is attached to the DVI port where devices like the pico DLP - * projector don't work reliably with 400kHz - */ - ret = omap_register_i2c_bus(3, 100, igep2_i2c3_boardinfo, - ARRAY_SIZE(igep2_i2c3_boardinfo)); - if (ret) - pr_warning("IGEP2: Could not register I2C3 bus (%d)\n", ret); + omap3_pmic_init("twl4030", &igep_twldata); } -static struct omap_musb_board_data musb_board_data = { - .interface_type = MUSB_INTERFACE_ULPI, - .mode = MUSB_OTG, - .power = 100, -}; - -static const struct usbhs_omap_board_data usbhs_bdata __initconst = { +static const struct usbhs_omap_board_data igep2_usbhs_bdata __initconst = { .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY, .port_mode[1] = OMAP_USBHS_PORT_MODE_UNUSED, .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED, @@ -626,6 +607,17 @@ static const struct usbhs_omap_board_data usbhs_bdata __initconst = { .reset_gpio_port[2] = -EINVAL, }; +static const struct usbhs_omap_board_data igep3_usbhs_bdata __initconst = { + .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED, + .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY, + .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED, + + .phy_reset = true, + .reset_gpio_port[0] = -EINVAL, + .reset_gpio_port[1] = IGEP3_GPIO_USBH_NRESET, + .reset_gpio_port[2] = -EINVAL, +}; + #ifdef CONFIG_OMAP_MUX static struct omap_board_mux board_mux[] __initdata = { { .reg_offset = OMAP_MUX_TERMINATOR }, @@ -633,82 +625,95 @@ static struct omap_board_mux board_mux[] __initdata = { #endif #if defined(CONFIG_LIBERTAS_SDIO) || defined(CONFIG_LIBERTAS_SDIO_MODULE) +static struct gpio igep_wlan_bt_gpios[] __initdata = { + { -EINVAL, GPIOF_OUT_INIT_HIGH, "GPIO_WIFI_NPD" }, + { -EINVAL, GPIOF_OUT_INIT_HIGH, "GPIO_WIFI_NRESET" }, + { -EINVAL, GPIOF_OUT_INIT_HIGH, "GPIO_BT_NRESET" }, +}; -static void __init igep2_wlan_bt_init(void) +static void __init igep_wlan_bt_init(void) { - unsigned npd, wreset, btreset; + int err; /* GPIO's for WLAN-BT combo depends on hardware revision */ if (hwrev == IGEP2_BOARD_HWREV_B) { - npd = IGEP2_RB_GPIO_WIFI_NPD; - wreset = IGEP2_RB_GPIO_WIFI_NRESET; - btreset = IGEP2_RB_GPIO_BT_NRESET; - } else if (hwrev == IGEP2_BOARD_HWREV_C) { - npd = IGEP2_RC_GPIO_WIFI_NPD; - wreset = IGEP2_RC_GPIO_WIFI_NRESET; - btreset = IGEP2_RC_GPIO_BT_NRESET; + igep_wlan_bt_gpios[0].gpio = IGEP2_RB_GPIO_WIFI_NPD; + igep_wlan_bt_gpios[1].gpio = IGEP2_RB_GPIO_WIFI_NRESET; + igep_wlan_bt_gpios[2].gpio = IGEP2_RB_GPIO_BT_NRESET; + } else if (hwrev == IGEP2_BOARD_HWREV_C || machine_is_igep0030()) { + igep_wlan_bt_gpios[0].gpio = IGEP2_RC_GPIO_WIFI_NPD; + igep_wlan_bt_gpios[1].gpio = IGEP2_RC_GPIO_WIFI_NRESET; + igep_wlan_bt_gpios[2].gpio = IGEP2_RC_GPIO_BT_NRESET; } else return; - /* Set GPIO's for WLAN-BT combo module */ - if ((gpio_request(npd, "GPIO_WIFI_NPD") == 0) && - (gpio_direction_output(npd, 1) == 0)) { - gpio_export(npd, 0); - } else - pr_warning("IGEP2: Could not obtain gpio GPIO_WIFI_NPD\n"); - - if ((gpio_request(wreset, "GPIO_WIFI_NRESET") == 0) && - (gpio_direction_output(wreset, 1) == 0)) { - gpio_export(wreset, 0); - gpio_set_value(wreset, 0); - udelay(10); - gpio_set_value(wreset, 1); - } else - pr_warning("IGEP2: Could not obtain gpio GPIO_WIFI_NRESET\n"); + err = gpio_request_array(igep_wlan_bt_gpios, + ARRAY_SIZE(igep_wlan_bt_gpios)); + if (err) { + pr_warning("IGEP2: Could not obtain WIFI/BT gpios\n"); + return; + } + + gpio_export(igep_wlan_bt_gpios[0].gpio, 0); + gpio_export(igep_wlan_bt_gpios[1].gpio, 0); + gpio_export(igep_wlan_bt_gpios[2].gpio, 0); + + gpio_set_value(igep_wlan_bt_gpios[1].gpio, 0); + udelay(10); + gpio_set_value(igep_wlan_bt_gpios[1].gpio, 1); - if ((gpio_request(btreset, "GPIO_BT_NRESET") == 0) && - (gpio_direction_output(btreset, 1) == 0)) { - gpio_export(btreset, 0); - } else - pr_warning("IGEP2: Could not obtain gpio GPIO_BT_NRESET\n"); } #else -static inline void __init igep2_wlan_bt_init(void) { } +static inline void __init igep_wlan_bt_init(void) { } #endif -static void __init igep2_init(void) +static void __init igep_init(void) { omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); /* Get IGEP2 hardware revision */ igep2_get_revision(); /* Register I2C busses and drivers */ - igep2_i2c_init(); - platform_add_devices(igep2_devices, ARRAY_SIZE(igep2_devices)); - omap_display_init(&igep2_dss_data); + igep_i2c_init(); + platform_add_devices(igep_devices, ARRAY_SIZE(igep_devices)); omap_serial_init(); - usb_musb_init(&musb_board_data); - usbhs_init(&usbhs_bdata); + usb_musb_init(NULL); - igep2_flash_init(); - igep2_leds_init(); - igep2_display_init(); - igep2_init_smsc911x(); + igep_flash_init(); + igep_leds_init(); /* * WLAN-BT combo module from MuRata which has a Marvell WLAN * (88W8686) + CSR Bluetooth chipset. Uses SDIO interface. */ - igep2_wlan_bt_init(); + igep_wlan_bt_init(); + if (machine_is_igep0020()) { + omap_display_init(&igep2_dss_data); + igep2_display_init(); + igep2_init_smsc911x(); + usbhs_init(&igep2_usbhs_bdata); + } else { + usbhs_init(&igep3_usbhs_bdata); + } } MACHINE_START(IGEP0020, "IGEP v2 board") .boot_params = 0x80000100, .reserve = omap_reserve, .map_io = omap3_map_io, - .init_early = igep2_init_early, + .init_early = igep_init_early, + .init_irq = omap_init_irq, + .init_machine = igep_init, + .timer = &omap_timer, +MACHINE_END + +MACHINE_START(IGEP0030, "IGEP OMAP3 module") + .boot_params = 0x80000100, + .reserve = omap_reserve, + .map_io = omap3_map_io, + .init_early = igep_init_early, .init_irq = omap_init_irq, - .init_machine = igep2_init, + .init_machine = igep_init, .timer = &omap_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-igep0030.c b/arch/arm/mach-omap2/board-igep0030.c deleted file mode 100644 index 2cf86c3cb1a..00000000000 --- a/arch/arm/mach-omap2/board-igep0030.c +++ /dev/null @@ -1,458 +0,0 @@ -/* - * Copyright (C) 2010 - ISEE 2007 SL - * - * Modified from mach-omap2/board-generic.c - * - * 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/kernel.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/delay.h> -#include <linux/err.h> -#include <linux/clk.h> -#include <linux/io.h> -#include <linux/gpio.h> -#include <linux/interrupt.h> - -#include <linux/regulator/machine.h> -#include <linux/regulator/fixed.h> -#include <linux/i2c/twl.h> -#include <linux/mmc/host.h> - -#include <asm/mach-types.h> -#include <asm/mach/arch.h> - -#include <plat/board.h> -#include <plat/common.h> -#include <plat/gpmc.h> -#include <plat/usb.h> -#include <plat/onenand.h> - -#include "mux.h" -#include "hsmmc.h" -#include "sdram-numonyx-m65kxxxxam.h" - -#define IGEP3_GPIO_LED0_GREEN 54 -#define IGEP3_GPIO_LED0_RED 53 -#define IGEP3_GPIO_LED1_RED 16 - -#define IGEP3_GPIO_WIFI_NPD 138 -#define IGEP3_GPIO_WIFI_NRESET 139 -#define IGEP3_GPIO_BT_NRESET 137 - -#define IGEP3_GPIO_USBH_NRESET 183 - - -#if defined(CONFIG_MTD_ONENAND_OMAP2) || \ - defined(CONFIG_MTD_ONENAND_OMAP2_MODULE) - -#define ONENAND_MAP 0x20000000 - -/* - * x2 Flash built-in COMBO POP MEMORY - * Since the device is equipped with two DataRAMs, and two-plane NAND - * Flash memory array, these two component enables simultaneous program - * of 4KiB. Plane1 has only even blocks such as block0, block2, block4 - * while Plane2 has only odd blocks such as block1, block3, block5. - * So MTD regards it as 4KiB page size and 256KiB block size 64*(2*2048) - */ - -static struct mtd_partition igep3_onenand_partitions[] = { - { - .name = "X-Loader", - .offset = 0, - .size = 2 * (64*(2*2048)) - }, - { - .name = "U-Boot", - .offset = MTDPART_OFS_APPEND, - .size = 6 * (64*(2*2048)), - }, - { - .name = "Environment", - .offset = MTDPART_OFS_APPEND, - .size = 2 * (64*(2*2048)), - }, - { - .name = "Kernel", - .offset = MTDPART_OFS_APPEND, - .size = 12 * (64*(2*2048)), - }, - { - .name = "File System", - .offset = MTDPART_OFS_APPEND, - .size = MTDPART_SIZ_FULL, - }, -}; - -static struct omap_onenand_platform_data igep3_onenand_pdata = { - .parts = igep3_onenand_partitions, - .nr_parts = ARRAY_SIZE(igep3_onenand_partitions), - .onenand_setup = NULL, - .dma_channel = -1, /* disable DMA in OMAP OneNAND driver */ -}; - -static struct platform_device igep3_onenand_device = { - .name = "omap2-onenand", - .id = -1, - .dev = { - .platform_data = &igep3_onenand_pdata, - }, -}; - -static void __init igep3_flash_init(void) -{ - u8 cs = 0; - u8 onenandcs = GPMC_CS_NUM + 1; - - for (cs = 0; cs < GPMC_CS_NUM; cs++) { - u32 ret; - ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG1); - - /* Check if NAND/oneNAND is configured */ - if ((ret & 0xC00) == 0x800) - /* NAND found */ - pr_err("IGEP3: Unsupported NAND found\n"); - else { - ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG7); - - if ((ret & 0x3F) == (ONENAND_MAP >> 24)) - /* OneNAND found */ - onenandcs = cs; - } - } - - if (onenandcs > GPMC_CS_NUM) { - pr_err("IGEP3: Unable to find configuration in GPMC\n"); - return; - } - - igep3_onenand_pdata.cs = onenandcs; - - if (platform_device_register(&igep3_onenand_device) < 0) - pr_err("IGEP3: Unable to register OneNAND device\n"); -} - -#else -static void __init igep3_flash_init(void) {} -#endif - -static struct regulator_consumer_supply igep3_vmmc1_supply = - REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"); - -/* VMMC1 for OMAP VDD_MMC1 (i/o) and MMC1 card */ -static struct regulator_init_data igep3_vmmc1 = { - .constraints = { - .min_uV = 1850000, - .max_uV = 3150000, - .valid_modes_mask = REGULATOR_MODE_NORMAL - | REGULATOR_MODE_STANDBY, - .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE - | REGULATOR_CHANGE_MODE - | REGULATOR_CHANGE_STATUS, - }, - .num_consumer_supplies = 1, - .consumer_supplies = &igep3_vmmc1_supply, -}; - -static struct regulator_consumer_supply igep3_vio_supply = - REGULATOR_SUPPLY("vmmc_aux", "omap_hsmmc.1"); - -static struct regulator_init_data igep3_vio = { - .constraints = { - .min_uV = 1800000, - .max_uV = 1800000, - .apply_uV = 1, - .valid_modes_mask = REGULATOR_MODE_NORMAL - | REGULATOR_MODE_STANDBY, - .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE - | REGULATOR_CHANGE_MODE - | REGULATOR_CHANGE_STATUS, - }, - .num_consumer_supplies = 1, - .consumer_supplies = &igep3_vio_supply, -}; - -static struct regulator_consumer_supply igep3_vmmc2_supply = - REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1"); - -static struct regulator_init_data igep3_vmmc2 = { - .constraints = { - .valid_modes_mask = REGULATOR_MODE_NORMAL, - .always_on = 1, - }, - .num_consumer_supplies = 1, - .consumer_supplies = &igep3_vmmc2_supply, -}; - -static struct fixed_voltage_config igep3_vwlan = { - .supply_name = "vwlan", - .microvolts = 3300000, - .gpio = -EINVAL, - .enabled_at_boot = 1, - .init_data = &igep3_vmmc2, -}; - -static struct platform_device igep3_vwlan_device = { - .name = "reg-fixed-voltage", - .id = 0, - .dev = { - .platform_data = &igep3_vwlan, - }, -}; - -static struct omap2_hsmmc_info mmc[] = { - [0] = { - .mmc = 1, - .caps = MMC_CAP_4_BIT_DATA, - .gpio_cd = -EINVAL, - .gpio_wp = -EINVAL, - }, -#if defined(CONFIG_LIBERTAS_SDIO) || defined(CONFIG_LIBERTAS_SDIO_MODULE) - [1] = { - .mmc = 2, - .caps = MMC_CAP_4_BIT_DATA, - .gpio_cd = -EINVAL, - .gpio_wp = -EINVAL, - }, -#endif - {} /* Terminator */ -}; - -#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE) -#include <linux/leds.h> - -static struct gpio_led igep3_gpio_leds[] = { - [0] = { - .name = "gpio-led:red:d0", - .gpio = IGEP3_GPIO_LED0_RED, - .default_trigger = "default-off" - }, - [1] = { - .name = "gpio-led:green:d0", - .gpio = IGEP3_GPIO_LED0_GREEN, - .default_trigger = "default-off", - }, - [2] = { - .name = "gpio-led:red:d1", - .gpio = IGEP3_GPIO_LED1_RED, - .default_trigger = "default-off", - }, - [3] = { - .name = "gpio-led:green:d1", - .default_trigger = "heartbeat", - .gpio = -EINVAL, /* gets replaced */ - }, -}; - -static struct gpio_led_platform_data igep3_led_pdata = { - .leds = igep3_gpio_leds, - .num_leds = ARRAY_SIZE(igep3_gpio_leds), -}; - -static struct platform_device igep3_led_device = { - .name = "leds-gpio", - .id = -1, - .dev = { - .platform_data = &igep3_led_pdata, - }, -}; - -static void __init igep3_leds_init(void) -{ - platform_device_register(&igep3_led_device); -} - -#else -static inline void igep3_leds_init(void) -{ - if ((gpio_request(IGEP3_GPIO_LED0_RED, "gpio-led:red:d0") == 0) && - (gpio_direction_output(IGEP3_GPIO_LED0_RED, 1) == 0)) { - gpio_export(IGEP3_GPIO_LED0_RED, 0); - gpio_set_value(IGEP3_GPIO_LED0_RED, 1); - } else - pr_warning("IGEP3: Could not obtain gpio GPIO_LED0_RED\n"); - - if ((gpio_request(IGEP3_GPIO_LED0_GREEN, "gpio-led:green:d0") == 0) && - (gpio_direction_output(IGEP3_GPIO_LED0_GREEN, 1) == 0)) { - gpio_export(IGEP3_GPIO_LED0_GREEN, 0); - gpio_set_value(IGEP3_GPIO_LED0_GREEN, 1); - } else - pr_warning("IGEP3: Could not obtain gpio GPIO_LED0_GREEN\n"); - - if ((gpio_request(IGEP3_GPIO_LED1_RED, "gpio-led:red:d1") == 0) && - (gpio_direction_output(IGEP3_GPIO_LED1_RED, 1) == 0)) { - gpio_export(IGEP3_GPIO_LED1_RED, 0); - gpio_set_value(IGEP3_GPIO_LED1_RED, 1); - } else - pr_warning("IGEP3: Could not obtain gpio GPIO_LED1_RED\n"); -} -#endif - -static int igep3_twl4030_gpio_setup(struct device *dev, - unsigned gpio, unsigned ngpio) -{ - /* gpio + 0 is "mmc0_cd" (input/IRQ) */ - mmc[0].gpio_cd = gpio + 0; - omap2_hsmmc_init(mmc); - - /* TWL4030_GPIO_MAX + 1 == ledB (out, active low LED) */ -#if !defined(CONFIG_LEDS_GPIO) && !defined(CONFIG_LEDS_GPIO_MODULE) - if ((gpio_request(gpio+TWL4030_GPIO_MAX+1, "gpio-led:green:d1") == 0) - && (gpio_direction_output(gpio + TWL4030_GPIO_MAX + 1, 1) == 0)) { - gpio_export(gpio + TWL4030_GPIO_MAX + 1, 0); - gpio_set_value(gpio + TWL4030_GPIO_MAX + 1, 0); - } else - pr_warning("IGEP3: Could not obtain gpio GPIO_LED1_GREEN\n"); -#else - igep3_gpio_leds[3].gpio = gpio + TWL4030_GPIO_MAX + 1; -#endif - - return 0; -}; - -static struct twl4030_gpio_platform_data igep3_twl4030_gpio_pdata = { - .gpio_base = OMAP_MAX_GPIO_LINES, - .irq_base = TWL4030_GPIO_IRQ_BASE, - .irq_end = TWL4030_GPIO_IRQ_END, - .use_leds = true, - .setup = igep3_twl4030_gpio_setup, -}; - -static struct twl4030_usb_data igep3_twl4030_usb_data = { - .usb_mode = T2_USB_MODE_ULPI, -}; - -static struct platform_device *igep3_devices[] __initdata = { - &igep3_vwlan_device, -}; - -static void __init igep3_init_early(void) -{ - omap2_init_common_infrastructure(); - omap2_init_common_devices(m65kxxxxam_sdrc_params, - m65kxxxxam_sdrc_params); -} - -static struct twl4030_platform_data igep3_twl4030_pdata = { - .irq_base = TWL4030_IRQ_BASE, - .irq_end = TWL4030_IRQ_END, - - /* platform_data for children goes here */ - .usb = &igep3_twl4030_usb_data, - .gpio = &igep3_twl4030_gpio_pdata, - .vmmc1 = &igep3_vmmc1, - .vio = &igep3_vio, -}; - -static struct i2c_board_info __initdata igep3_i2c_boardinfo[] = { - { - I2C_BOARD_INFO("twl4030", 0x48), - .flags = I2C_CLIENT_WAKE, - .irq = INT_34XX_SYS_NIRQ, - .platform_data = &igep3_twl4030_pdata, - }, -}; - -static int __init igep3_i2c_init(void) -{ - omap_register_i2c_bus(1, 2600, igep3_i2c_boardinfo, - ARRAY_SIZE(igep3_i2c_boardinfo)); - - return 0; -} - -static struct omap_musb_board_data musb_board_data = { - .interface_type = MUSB_INTERFACE_ULPI, - .mode = MUSB_OTG, - .power = 100, -}; - -#if defined(CONFIG_LIBERTAS_SDIO) || defined(CONFIG_LIBERTAS_SDIO_MODULE) - -static void __init igep3_wifi_bt_init(void) -{ - /* Configure MUX values for W-LAN + Bluetooth GPIO's */ - omap_mux_init_gpio(IGEP3_GPIO_WIFI_NPD, OMAP_PIN_OUTPUT); - omap_mux_init_gpio(IGEP3_GPIO_WIFI_NRESET, OMAP_PIN_OUTPUT); - omap_mux_init_gpio(IGEP3_GPIO_BT_NRESET, OMAP_PIN_OUTPUT); - - /* Set GPIO's for W-LAN + Bluetooth combo module */ - if ((gpio_request(IGEP3_GPIO_WIFI_NPD, "GPIO_WIFI_NPD") == 0) && - (gpio_direction_output(IGEP3_GPIO_WIFI_NPD, 1) == 0)) { - gpio_export(IGEP3_GPIO_WIFI_NPD, 0); - } else - pr_warning("IGEP3: Could not obtain gpio GPIO_WIFI_NPD\n"); - - if ((gpio_request(IGEP3_GPIO_WIFI_NRESET, "GPIO_WIFI_NRESET") == 0) && - (gpio_direction_output(IGEP3_GPIO_WIFI_NRESET, 1) == 0)) { - gpio_export(IGEP3_GPIO_WIFI_NRESET, 0); - gpio_set_value(IGEP3_GPIO_WIFI_NRESET, 0); - udelay(10); - gpio_set_value(IGEP3_GPIO_WIFI_NRESET, 1); - } else - pr_warning("IGEP3: Could not obtain gpio GPIO_WIFI_NRESET\n"); - - if ((gpio_request(IGEP3_GPIO_BT_NRESET, "GPIO_BT_NRESET") == 0) && - (gpio_direction_output(IGEP3_GPIO_BT_NRESET, 1) == 0)) { - gpio_export(IGEP3_GPIO_BT_NRESET, 0); - } else - pr_warning("IGEP3: Could not obtain gpio GPIO_BT_NRESET\n"); -} -#else -void __init igep3_wifi_bt_init(void) {} -#endif - -static const struct usbhs_omap_board_data usbhs_bdata __initconst = { - .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED, - .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY, - .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED, - - .phy_reset = true, - .reset_gpio_port[0] = -EINVAL, - .reset_gpio_port[1] = IGEP3_GPIO_USBH_NRESET, - .reset_gpio_port[2] = -EINVAL, -}; - -#ifdef CONFIG_OMAP_MUX -static struct omap_board_mux board_mux[] __initdata = { - OMAP3_MUX(I2C2_SDA, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT), - { .reg_offset = OMAP_MUX_TERMINATOR }, -}; -#endif - -static void __init igep3_init(void) -{ - omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); - - /* Register I2C busses and drivers */ - igep3_i2c_init(); - platform_add_devices(igep3_devices, ARRAY_SIZE(igep3_devices)); - omap_serial_init(); - usb_musb_init(&musb_board_data); - usbhs_init(&usbhs_bdata); - - igep3_flash_init(); - igep3_leds_init(); - - /* - * WLAN-BT combo module from MuRata which has a Marvell WLAN - * (88W8686) + CSR Bluetooth chipset. Uses SDIO interface. - */ - igep3_wifi_bt_init(); - -} - -MACHINE_START(IGEP0030, "IGEP OMAP3 module") - .boot_params = 0x80000100, - .reserve = omap_reserve, - .map_io = omap3_map_io, - .init_early = igep3_init_early, - .init_irq = omap_init_irq, - .init_machine = igep3_init, - .timer = &omap_timer, -MACHINE_END diff --git a/arch/arm/mach-omap2/board-ldp.c b/arch/arm/mach-omap2/board-ldp.c index e2ba77957a8..f7d6038075f 100644 --- a/arch/arm/mach-omap2/board-ldp.c +++ b/arch/arm/mach-omap2/board-ldp.c @@ -22,7 +22,6 @@ #include <linux/err.h> #include <linux/clk.h> #include <linux/spi/spi.h> -#include <linux/spi/ads7846.h> #include <linux/regulator/machine.h> #include <linux/i2c/twl.h> #include <linux/io.h> @@ -43,47 +42,19 @@ #include <asm/delay.h> #include <plat/usb.h> +#include <plat/gpmc-smsc911x.h> #include "board-flash.h" #include "mux.h" #include "hsmmc.h" #include "control.h" +#include "common-board-devices.h" #define LDP_SMSC911X_CS 1 #define LDP_SMSC911X_GPIO 152 #define DEBUG_BASE 0x08000000 #define LDP_ETHR_START DEBUG_BASE -static struct resource ldp_smsc911x_resources[] = { - [0] = { - .start = LDP_ETHR_START, - .end = LDP_ETHR_START + SZ_4K, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 0, - .end = 0, - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL, - }, -}; - -static struct smsc911x_platform_config ldp_smsc911x_config = { - .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW, - .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN, - .flags = SMSC911X_USE_32BIT, - .phy_interface = PHY_INTERFACE_MODE_MII, -}; - -static struct platform_device ldp_smsc911x_device = { - .name = "smsc911x", - .id = -1, - .num_resources = ARRAY_SIZE(ldp_smsc911x_resources), - .resource = ldp_smsc911x_resources, - .dev = { - .platform_data = &ldp_smsc911x_config, - }, -}; - static uint32_t board_keymap[] = { KEY(0, 0, KEY_1), KEY(1, 0, KEY_2), @@ -197,82 +168,16 @@ static struct platform_device ldp_gpio_keys_device = { }, }; -static int ts_gpio; - -/** - * @brief ads7846_dev_init : Requests & sets GPIO line for pen-irq - * - * @return - void. If request gpio fails then Flag KERN_ERR. - */ -static void ads7846_dev_init(void) -{ - if (gpio_request(ts_gpio, "ads7846 irq") < 0) { - printk(KERN_ERR "can't get ads746 pen down GPIO\n"); - return; - } - - gpio_direction_input(ts_gpio); - gpio_set_debounce(ts_gpio, 310); -} - -static int ads7846_get_pendown_state(void) -{ - return !gpio_get_value(ts_gpio); -} - -static struct ads7846_platform_data tsc2046_config __initdata = { - .get_pendown_state = ads7846_get_pendown_state, - .keep_vref_on = 1, -}; - -static struct omap2_mcspi_device_config tsc2046_mcspi_config = { - .turbo_mode = 0, - .single_channel = 1, /* 0: slave, 1: master */ -}; - -static struct spi_board_info ldp_spi_board_info[] __initdata = { - [0] = { - /* - * TSC2046 operates at a max freqency of 2MHz, so - * operate slightly below at 1.5MHz - */ - .modalias = "ads7846", - .bus_num = 1, - .chip_select = 0, - .max_speed_hz = 1500000, - .controller_data = &tsc2046_mcspi_config, - .irq = 0, - .platform_data = &tsc2046_config, - }, +static struct omap_smsc911x_platform_data smsc911x_cfg = { + .cs = LDP_SMSC911X_CS, + .gpio_irq = LDP_SMSC911X_GPIO, + .gpio_reset = -EINVAL, + .flags = SMSC911X_USE_32BIT, }; static inline void __init ldp_init_smsc911x(void) { - int eth_cs; - unsigned long cs_mem_base; - int eth_gpio = 0; - - eth_cs = LDP_SMSC911X_CS; - - if (gpmc_cs_request(eth_cs, SZ_16M, &cs_mem_base) < 0) { - printk(KERN_ERR "Failed to request GPMC mem for smsc911x\n"); - return; - } - - ldp_smsc911x_resources[0].start = cs_mem_base + 0x0; - ldp_smsc911x_resources[0].end = cs_mem_base + 0xff; - udelay(100); - - eth_gpio = LDP_SMSC911X_GPIO; - - ldp_smsc911x_resources[1].start = OMAP_GPIO_IRQ(eth_gpio); - - if (gpio_request(eth_gpio, "smsc911x irq") < 0) { - printk(KERN_ERR "Failed to request GPIO%d for smsc911x IRQ\n", - eth_gpio); - return; - } - gpio_direction_input(eth_gpio); + gpmc_smsc911x_init(&smsc911x_cfg); } static struct platform_device ldp_lcd_device = { @@ -360,19 +265,9 @@ static struct twl4030_platform_data ldp_twldata = { .keypad = &ldp_kp_twl4030_data, }; -static struct i2c_board_info __initdata ldp_i2c_boardinfo[] = { - { - I2C_BOARD_INFO("twl4030", 0x48), - .flags = I2C_CLIENT_WAKE, - .irq = INT_34XX_SYS_NIRQ, - .platform_data = &ldp_twldata, - }, -}; - static int __init omap_i2c_init(void) { - omap_register_i2c_bus(1, 2600, ldp_i2c_boardinfo, - ARRAY_SIZE(ldp_i2c_boardinfo)); + omap3_pmic_init("twl4030", &ldp_twldata); omap_register_i2c_bus(2, 400, NULL, 0); omap_register_i2c_bus(3, 400, NULL, 0); return 0; @@ -389,7 +284,6 @@ static struct omap2_hsmmc_info mmc[] __initdata = { }; static struct platform_device *ldp_devices[] __initdata = { - &ldp_smsc911x_device, &ldp_lcd_device, &ldp_gpio_keys_device, }; @@ -400,12 +294,6 @@ static struct omap_board_mux board_mux[] __initdata = { }; #endif -static struct omap_musb_board_data musb_board_data = { - .interface_type = MUSB_INTERFACE_ULPI, - .mode = MUSB_OTG, - .power = 100, -}; - static struct mtd_partition ldp_nand_partitions[] = { /* All the partition sizes are listed in terms of NAND block size */ { @@ -446,13 +334,9 @@ static void __init omap_ldp_init(void) ldp_init_smsc911x(); omap_i2c_init(); platform_add_devices(ldp_devices, ARRAY_SIZE(ldp_devices)); - ts_gpio = 54; - ldp_spi_board_info[0].irq = gpio_to_irq(ts_gpio); - spi_register_board_info(ldp_spi_board_info, - ARRAY_SIZE(ldp_spi_board_info)); - ads7846_dev_init(); + omap_ads7846_init(1, 54, 310, NULL); omap_serial_init(); - usb_musb_init(&musb_board_data); + usb_musb_init(NULL); board_nand_init(ldp_nand_partitions, ARRAY_SIZE(ldp_nand_partitions), ZOOM_NAND_CS, 0); diff --git a/arch/arm/mach-omap2/board-n8x0.c b/arch/arm/mach-omap2/board-n8x0.c index e710cd9e079..8d74318ed49 100644 --- a/arch/arm/mach-omap2/board-n8x0.c +++ b/arch/arm/mach-omap2/board-n8x0.c @@ -106,14 +106,13 @@ static void __init n8x0_usb_init(void) static char announce[] __initdata = KERN_INFO "TUSB 6010\n"; /* PM companion chip power control pin */ - ret = gpio_request(TUSB6010_GPIO_ENABLE, "TUSB6010 enable"); + ret = gpio_request_one(TUSB6010_GPIO_ENABLE, GPIOF_OUT_INIT_LOW, + "TUSB6010 enable"); if (ret != 0) { printk(KERN_ERR "Could not get TUSB power GPIO%i\n", TUSB6010_GPIO_ENABLE); return; } - gpio_direction_output(TUSB6010_GPIO_ENABLE, 0); - tusb_set_power(0); ret = tusb6010_setup_interface(&tusb_data, TUSB6010_REFCLK_19, 2, @@ -494,8 +493,12 @@ static struct omap_mmc_platform_data mmc1_data = { static struct omap_mmc_platform_data *mmc_data[OMAP24XX_NR_MMC]; -static void __init n8x0_mmc_init(void) +static struct gpio n810_emmc_gpios[] __initdata = { + { N810_EMMC_VSD_GPIO, GPIOF_OUT_INIT_LOW, "MMC slot 2 Vddf" }, + { N810_EMMC_VIO_GPIO, GPIOF_OUT_INIT_LOW, "MMC slot 2 Vdd" }, +}; +static void __init n8x0_mmc_init(void) { int err; @@ -512,27 +515,18 @@ static void __init n8x0_mmc_init(void) mmc1_data.slots[1].ban_openended = 1; } - err = gpio_request(N8X0_SLOT_SWITCH_GPIO, "MMC slot switch"); + err = gpio_request_one(N8X0_SLOT_SWITCH_GPIO, GPIOF_OUT_INIT_LOW, + "MMC slot switch"); if (err) return; - gpio_direction_output(N8X0_SLOT_SWITCH_GPIO, 0); - if (machine_is_nokia_n810()) { - err = gpio_request(N810_EMMC_VSD_GPIO, "MMC slot 2 Vddf"); - if (err) { - gpio_free(N8X0_SLOT_SWITCH_GPIO); - return; - } - gpio_direction_output(N810_EMMC_VSD_GPIO, 0); - - err = gpio_request(N810_EMMC_VIO_GPIO, "MMC slot 2 Vdd"); + err = gpio_request_array(n810_emmc_gpios, + ARRAY_SIZE(n810_emmc_gpios)); if (err) { gpio_free(N8X0_SLOT_SWITCH_GPIO); - gpio_free(N810_EMMC_VSD_GPIO); return; } - gpio_direction_output(N810_EMMC_VIO_GPIO, 0); } mmc_data[0] = &mmc1_data; diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c index 33007fd4a08..3ff3a2c4b86 100644 --- a/arch/arm/mach-omap2/board-omap3beagle.c +++ b/arch/arm/mach-omap2/board-omap3beagle.c @@ -52,6 +52,7 @@ #include "hsmmc.h" #include "timer-gp.h" #include "pm.h" +#include "common-board-devices.h" #define NAND_BLOCK_SIZE SZ_128K @@ -79,6 +80,12 @@ static u8 omap3_beagle_get_rev(void) return omap3_beagle_version; } +static struct gpio omap3_beagle_rev_gpios[] __initdata = { + { 171, GPIOF_IN, "rev_id_0" }, + { 172, GPIOF_IN, "rev_id_1" }, + { 173, GPIOF_IN, "rev_id_2" }, +}; + static void __init omap3_beagle_init_rev(void) { int ret; @@ -88,21 +95,13 @@ static void __init omap3_beagle_init_rev(void) omap_mux_init_gpio(172, OMAP_PIN_INPUT_PULLUP); omap_mux_init_gpio(173, OMAP_PIN_INPUT_PULLUP); - ret = gpio_request(171, "rev_id_0"); - if (ret < 0) - goto fail0; - - ret = gpio_request(172, "rev_id_1"); - if (ret < 0) - goto fail1; - - ret = gpio_request(173, "rev_id_2"); - if (ret < 0) - goto fail2; - - gpio_direction_input(171); - gpio_direction_input(172); - gpio_direction_input(173); + ret = gpio_request_array(omap3_beagle_rev_gpios, + ARRAY_SIZE(omap3_beagle_rev_gpios)); + if (ret < 0) { + printk(KERN_ERR "Unable to get revision detection GPIO pins\n"); + omap3_beagle_version = OMAP3BEAGLE_BOARD_UNKN; + return; + } beagle_rev = gpio_get_value(171) | (gpio_get_value(172) << 1) | (gpio_get_value(173) << 2); @@ -128,18 +127,6 @@ static void __init omap3_beagle_init_rev(void) printk(KERN_INFO "OMAP3 Beagle Rev: unknown %hd\n", beagle_rev); omap3_beagle_version = OMAP3BEAGLE_BOARD_UNKN; } - - return; - -fail2: - gpio_free(172); -fail1: - gpio_free(171); -fail0: - printk(KERN_ERR "Unable to get revision detection GPIO pins\n"); - omap3_beagle_version = OMAP3BEAGLE_BOARD_UNKN; - - return; } static struct mtd_partition omap3beagle_nand_partitions[] = { @@ -173,15 +160,6 @@ static struct mtd_partition omap3beagle_nand_partitions[] = { }, }; -static struct omap_nand_platform_data omap3beagle_nand_data = { - .options = NAND_BUSWIDTH_16, - .parts = omap3beagle_nand_partitions, - .nr_parts = ARRAY_SIZE(omap3beagle_nand_partitions), - .dma_channel = -1, /* disable DMA in OMAP NAND driver */ - .nand_setup = NULL, - .dev_ready = NULL, -}; - /* DSS */ static int beagle_enable_dvi(struct omap_dss_device *dssdev) @@ -243,13 +221,10 @@ static void __init beagle_display_init(void) { int r; - r = gpio_request(beagle_dvi_device.reset_gpio, "DVI reset"); - if (r < 0) { + r = gpio_request_one(beagle_dvi_device.reset_gpio, GPIOF_OUT_INIT_LOW, + "DVI reset"); + if (r < 0) printk(KERN_ERR "Unable to get DVI reset GPIO\n"); - return; - } - - gpio_direction_output(beagle_dvi_device.reset_gpio, 0); } #include "sdram-micron-mt46h32m32lf-6.h" @@ -276,7 +251,7 @@ static struct gpio_led gpio_leds[]; static int beagle_twl_gpio_setup(struct device *dev, unsigned gpio, unsigned ngpio) { - int r; + int r, usb_pwr_level; if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) { mmc[0].gpio_wp = -EINVAL; @@ -295,66 +270,46 @@ static int beagle_twl_gpio_setup(struct device *dev, beagle_vmmc1_supply.dev = mmc[0].dev; beagle_vsim_supply.dev = mmc[0].dev; - /* REVISIT: need ehci-omap hooks for external VBUS - * power switch and overcurrent detect - */ - if (omap3_beagle_get_rev() != OMAP3BEAGLE_BOARD_XM) { - r = gpio_request(gpio + 1, "EHCI_nOC"); - if (!r) { - r = gpio_direction_input(gpio + 1); - if (r) - gpio_free(gpio + 1); - } - if (r) - pr_err("%s: unable to configure EHCI_nOC\n", __func__); - } - /* * TWL4030_GPIO_MAX + 0 == ledA, EHCI nEN_USB_PWR (out, XM active * high / others active low) - */ - gpio_request(gpio + TWL4030_GPIO_MAX, "nEN_USB_PWR"); - if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) - gpio_direction_output(gpio + TWL4030_GPIO_MAX, 1); - else - gpio_direction_output(gpio + TWL4030_GPIO_MAX, 0); - - /* DVI reset GPIO is different between beagle revisions */ - if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) - beagle_dvi_device.reset_gpio = 129; - else - beagle_dvi_device.reset_gpio = 170; - - /* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */ - gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1; - - /* - * gpio + 1 on Xm controls the TFP410's enable line (active low) - * gpio + 2 control varies depending on the board rev as follows: - * P7/P8 revisions(prototype): Camera EN - * A2+ revisions (production): LDO (supplies DVI, serial, led blocks) + * DVI reset GPIO is different between beagle revisions */ if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) { - r = gpio_request(gpio + 1, "nDVI_PWR_EN"); - if (!r) { - r = gpio_direction_output(gpio + 1, 0); - if (r) - gpio_free(gpio + 1); - } + usb_pwr_level = GPIOF_OUT_INIT_HIGH; + beagle_dvi_device.reset_gpio = 129; + /* + * gpio + 1 on Xm controls the TFP410's enable line (active low) + * gpio + 2 control varies depending on the board rev as below: + * P7/P8 revisions(prototype): Camera EN + * A2+ revisions (production): LDO (DVI, serial, led blocks) + */ + r = gpio_request_one(gpio + 1, GPIOF_OUT_INIT_LOW, + "nDVI_PWR_EN"); if (r) pr_err("%s: unable to configure nDVI_PWR_EN\n", __func__); - r = gpio_request(gpio + 2, "DVI_LDO_EN"); - if (!r) { - r = gpio_direction_output(gpio + 2, 1); - if (r) - gpio_free(gpio + 2); - } + r = gpio_request_one(gpio + 2, GPIOF_OUT_INIT_HIGH, + "DVI_LDO_EN"); if (r) pr_err("%s: unable to configure DVI_LDO_EN\n", __func__); + } else { + usb_pwr_level = GPIOF_OUT_INIT_LOW; + beagle_dvi_device.reset_gpio = 170; + /* + * REVISIT: need ehci-omap hooks for external VBUS + * power switch and overcurrent detect + */ + if (gpio_request_one(gpio + 1, GPIOF_IN, "EHCI_nOC")) + pr_err("%s: unable to configure EHCI_nOC\n", __func__); } + gpio_request_one(gpio + TWL4030_GPIO_MAX, usb_pwr_level, "nEN_USB_PWR"); + + /* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */ + gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1; + return 0; } @@ -453,15 +408,6 @@ static struct twl4030_platform_data beagle_twldata = { .vpll2 = &beagle_vpll2, }; -static struct i2c_board_info __initdata beagle_i2c_boardinfo[] = { - { - I2C_BOARD_INFO("twl4030", 0x48), - .flags = I2C_CLIENT_WAKE, - .irq = INT_34XX_SYS_NIRQ, - .platform_data = &beagle_twldata, - }, -}; - static struct i2c_board_info __initdata beagle_i2c_eeprom[] = { { I2C_BOARD_INFO("eeprom", 0x50), @@ -470,8 +416,7 @@ static struct i2c_board_info __initdata beagle_i2c_eeprom[] = { static int __init omap3_beagle_i2c_init(void) { - omap_register_i2c_bus(1, 2600, beagle_i2c_boardinfo, - ARRAY_SIZE(beagle_i2c_boardinfo)); + omap3_pmic_init("twl4030", &beagle_twldata); /* Bus 3 is attached to the DVI port where devices like the pico DLP * projector don't work reliably with 400kHz */ omap_register_i2c_bus(3, 100, beagle_i2c_eeprom, ARRAY_SIZE(beagle_i2c_eeprom)); @@ -551,39 +496,6 @@ static struct platform_device *omap3_beagle_devices[] __initdata = { &keys_gpio, }; -static void __init omap3beagle_flash_init(void) -{ - u8 cs = 0; - u8 nandcs = GPMC_CS_NUM + 1; - - /* find out the chip-select on which NAND exists */ - while (cs < GPMC_CS_NUM) { - u32 ret = 0; - ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG1); - - if ((ret & 0xC00) == 0x800) { - printk(KERN_INFO "Found NAND on CS%d\n", cs); - if (nandcs > GPMC_CS_NUM) - nandcs = cs; - } - cs++; - } - - if (nandcs > GPMC_CS_NUM) { - printk(KERN_INFO "NAND: Unable to find configuration " - "in GPMC\n "); - return; - } - - if (nandcs < GPMC_CS_NUM) { - omap3beagle_nand_data.cs = nandcs; - - printk(KERN_INFO "Registering NAND on CS%d\n", nandcs); - if (gpmc_nand_init(&omap3beagle_nand_data) < 0) - printk(KERN_ERR "Unable to register NAND device\n"); - } -} - static const struct usbhs_omap_board_data usbhs_bdata __initconst = { .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY, @@ -602,12 +514,6 @@ static struct omap_board_mux board_mux[] __initdata = { }; #endif -static struct omap_musb_board_data musb_board_data = { - .interface_type = MUSB_INTERFACE_ULPI, - .mode = MUSB_OTG, - .power = 100, -}; - static void __init beagle_opp_init(void) { int r = 0; @@ -665,13 +571,13 @@ static void __init omap3_beagle_init(void) omap_serial_init(); omap_mux_init_gpio(170, OMAP_PIN_INPUT); - gpio_request(170, "DVI_nPD"); /* REVISIT leave DVI powered down until it's needed ... */ - gpio_direction_output(170, true); + gpio_request_one(170, GPIOF_OUT_INIT_HIGH, "DVI_nPD"); - usb_musb_init(&musb_board_data); + usb_musb_init(NULL); usbhs_init(&usbhs_bdata); - omap3beagle_flash_init(); + omap_nand_flash_init(NAND_BUSWIDTH_16, omap3beagle_nand_partitions, + ARRAY_SIZE(omap3beagle_nand_partitions)); /* Ensure SDRC pins are mux'd for self-refresh */ omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT); diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c index 5a1a916e5cc..02e1ad29e1e 100644 --- a/arch/arm/mach-omap2/board-omap3evm.c +++ b/arch/arm/mach-omap2/board-omap3evm.c @@ -50,6 +50,7 @@ #include "mux.h" #include "sdram-micron-mt46h32m32lf-6.h" #include "hsmmc.h" +#include "common-board-devices.h" #define OMAP3_EVM_TS_GPIO 175 #define OMAP3_EVM_EHCI_VBUS 22 @@ -101,49 +102,20 @@ static void __init omap3_evm_get_revision(void) } #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE) -static struct resource omap3evm_smsc911x_resources[] = { - [0] = { - .start = OMAP3EVM_ETHR_START, - .end = (OMAP3EVM_ETHR_START + OMAP3EVM_ETHR_SIZE - 1), - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = OMAP_GPIO_IRQ(OMAP3EVM_ETHR_GPIO_IRQ), - .end = OMAP_GPIO_IRQ(OMAP3EVM_ETHR_GPIO_IRQ), - .flags = (IORESOURCE_IRQ | IRQF_TRIGGER_LOW), - }, -}; +#include <plat/gpmc-smsc911x.h> -static struct smsc911x_platform_config smsc911x_config = { - .phy_interface = PHY_INTERFACE_MODE_MII, - .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW, - .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN, - .flags = (SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS), -}; - -static struct platform_device omap3evm_smsc911x_device = { - .name = "smsc911x", - .id = -1, - .num_resources = ARRAY_SIZE(omap3evm_smsc911x_resources), - .resource = &omap3evm_smsc911x_resources[0], - .dev = { - .platform_data = &smsc911x_config, - }, +static struct omap_smsc911x_platform_data smsc911x_cfg = { + .cs = OMAP3EVM_SMSC911X_CS, + .gpio_irq = OMAP3EVM_ETHR_GPIO_IRQ, + .gpio_reset = -EINVAL, + .flags = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS, }; static inline void __init omap3evm_init_smsc911x(void) { - int eth_cs, eth_rst; struct clk *l3ck; unsigned int rate; - if (get_omap3_evm_rev() == OMAP3EVM_BOARD_GEN_1) - eth_rst = OMAP3EVM_GEN1_ETHR_GPIO_RST; - else - eth_rst = OMAP3EVM_GEN2_ETHR_GPIO_RST; - - eth_cs = OMAP3EVM_SMSC911X_CS; - l3ck = clk_get(NULL, "l3_ck"); if (IS_ERR(l3ck)) rate = 100000000; @@ -152,33 +124,13 @@ static inline void __init omap3evm_init_smsc911x(void) /* Configure ethernet controller reset gpio */ if (cpu_is_omap3430()) { - if (gpio_request(eth_rst, "SMSC911x gpio") < 0) { - pr_err(KERN_ERR "Failed to request %d for smsc911x\n", - eth_rst); - return; - } - - if (gpio_direction_output(eth_rst, 1) < 0) { - pr_err(KERN_ERR "Failed to set direction of %d for" \ - " smsc911x\n", eth_rst); - return; - } - /* reset pulse to ethernet controller*/ - usleep_range(150, 220); - gpio_set_value(eth_rst, 0); - usleep_range(150, 220); - gpio_set_value(eth_rst, 1); - usleep_range(1, 2); - } - - if (gpio_request(OMAP3EVM_ETHR_GPIO_IRQ, "SMSC911x irq") < 0) { - printk(KERN_ERR "Failed to request GPIO%d for smsc911x IRQ\n", - OMAP3EVM_ETHR_GPIO_IRQ); - return; + if (get_omap3_evm_rev() == OMAP3EVM_BOARD_GEN_1) + smsc911x_cfg.gpio_reset = OMAP3EVM_GEN1_ETHR_GPIO_RST; + else + smsc911x_cfg.gpio_reset = OMAP3EVM_GEN2_ETHR_GPIO_RST; } - gpio_direction_input(OMAP3EVM_ETHR_GPIO_IRQ); - platform_device_register(&omap3evm_smsc911x_device); + gpmc_smsc911x_init(&smsc911x_cfg); } #else @@ -197,6 +149,15 @@ static inline void __init omap3evm_init_smsc911x(void) { return; } #define OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO 210 #define OMAP3EVM_DVI_PANEL_EN_GPIO 199 +static struct gpio omap3_evm_dss_gpios[] __initdata = { + { OMAP3EVM_LCD_PANEL_RESB, GPIOF_OUT_INIT_HIGH, "lcd_panel_resb" }, + { OMAP3EVM_LCD_PANEL_INI, GPIOF_OUT_INIT_HIGH, "lcd_panel_ini" }, + { OMAP3EVM_LCD_PANEL_QVGA, GPIOF_OUT_INIT_LOW, "lcd_panel_qvga" }, + { OMAP3EVM_LCD_PANEL_LR, GPIOF_OUT_INIT_HIGH, "lcd_panel_lr" }, + { OMAP3EVM_LCD_PANEL_UD, GPIOF_OUT_INIT_HIGH, "lcd_panel_ud" }, + { OMAP3EVM_LCD_PANEL_ENVDD, GPIOF_OUT_INIT_LOW, "lcd_panel_envdd" }, +}; + static int lcd_enabled; static int dvi_enabled; @@ -204,61 +165,10 @@ static void __init omap3_evm_display_init(void) { int r; - r = gpio_request(OMAP3EVM_LCD_PANEL_RESB, "lcd_panel_resb"); - if (r) { - printk(KERN_ERR "failed to get lcd_panel_resb\n"); - return; - } - gpio_direction_output(OMAP3EVM_LCD_PANEL_RESB, 1); - - r = gpio_request(OMAP3EVM_LCD_PANEL_INI, "lcd_panel_ini"); - if (r) { - printk(KERN_ERR "failed to get lcd_panel_ini\n"); - goto err_1; - } - gpio_direction_output(OMAP3EVM_LCD_PANEL_INI, 1); - - r = gpio_request(OMAP3EVM_LCD_PANEL_QVGA, "lcd_panel_qvga"); - if (r) { - printk(KERN_ERR "failed to get lcd_panel_qvga\n"); - goto err_2; - } - gpio_direction_output(OMAP3EVM_LCD_PANEL_QVGA, 0); - - r = gpio_request(OMAP3EVM_LCD_PANEL_LR, "lcd_panel_lr"); - if (r) { - printk(KERN_ERR "failed to get lcd_panel_lr\n"); - goto err_3; - } - gpio_direction_output(OMAP3EVM_LCD_PANEL_LR, 1); - - r = gpio_request(OMAP3EVM_LCD_PANEL_UD, "lcd_panel_ud"); - if (r) { - printk(KERN_ERR "failed to get lcd_panel_ud\n"); - goto err_4; - } - gpio_direction_output(OMAP3EVM_LCD_PANEL_UD, 1); - - r = gpio_request(OMAP3EVM_LCD_PANEL_ENVDD, "lcd_panel_envdd"); - if (r) { - printk(KERN_ERR "failed to get lcd_panel_envdd\n"); - goto err_5; - } - gpio_direction_output(OMAP3EVM_LCD_PANEL_ENVDD, 0); - - return; - -err_5: - gpio_free(OMAP3EVM_LCD_PANEL_UD); -err_4: - gpio_free(OMAP3EVM_LCD_PANEL_LR); -err_3: - gpio_free(OMAP3EVM_LCD_PANEL_QVGA); -err_2: - gpio_free(OMAP3EVM_LCD_PANEL_INI); -err_1: - gpio_free(OMAP3EVM_LCD_PANEL_RESB); - + r = gpio_request_array(omap3_evm_dss_gpios, + ARRAY_SIZE(omap3_evm_dss_gpios)); + if (r) + printk(KERN_ERR "failed to get lcd_panel_* gpios\n"); } static int omap3_evm_enable_lcd(struct omap_dss_device *dssdev) @@ -448,7 +358,7 @@ static struct platform_device leds_gpio = { static int omap3evm_twl_gpio_setup(struct device *dev, unsigned gpio, unsigned ngpio) { - int r; + int r, lcd_bl_en; /* gpio + 0 is "mmc0_cd" (input/IRQ) */ omap_mux_init_gpio(63, OMAP_PIN_INPUT); @@ -465,16 +375,14 @@ static int omap3evm_twl_gpio_setup(struct device *dev, */ /* TWL4030_GPIO_MAX + 0 == ledA, LCD Backlight control */ - r = gpio_request(gpio + TWL4030_GPIO_MAX, "EN_LCD_BKL"); - if (!r) - r = gpio_direction_output(gpio + TWL4030_GPIO_MAX, - (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2) ? 1 : 0); + lcd_bl_en = get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2 ? + GPIOF_OUT_INIT_HIGH : GPIOF_OUT_INIT_LOW; + r = gpio_request_one(gpio + TWL4030_GPIO_MAX, lcd_bl_en, "EN_LCD_BKL"); if (r) printk(KERN_ERR "failed to get/set lcd_bkl gpio\n"); /* gpio + 7 == DVI Enable */ - gpio_request(gpio + 7, "EN_DVI"); - gpio_direction_output(gpio + 7, 0); + gpio_request_one(gpio + 7, GPIOF_OUT_INIT_LOW, "EN_DVI"); /* TWL4030_GPIO_MAX + 1 == ledB (out, active low LED) */ gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1; @@ -652,78 +560,18 @@ static struct twl4030_platform_data omap3evm_twldata = { .vdac = &omap3_evm_vdac, .vpll2 = &omap3_evm_vpll2, .vio = &omap3evm_vio, -}; - -static struct i2c_board_info __initdata omap3evm_i2c_boardinfo[] = { - { - I2C_BOARD_INFO("twl4030", 0x48), - .flags = I2C_CLIENT_WAKE, - .irq = INT_34XX_SYS_NIRQ, - .platform_data = &omap3evm_twldata, - }, + .vmmc1 = &omap3evm_vmmc1, + .vsim = &omap3evm_vsim, }; static int __init omap3_evm_i2c_init(void) { - /* - * REVISIT: These entries can be set in omap3evm_twl_data - * after a merge with MFD tree - */ - omap3evm_twldata.vmmc1 = &omap3evm_vmmc1; - omap3evm_twldata.vsim = &omap3evm_vsim; - - omap_register_i2c_bus(1, 2600, omap3evm_i2c_boardinfo, - ARRAY_SIZE(omap3evm_i2c_boardinfo)); + omap3_pmic_init("twl4030", &omap3evm_twldata); omap_register_i2c_bus(2, 400, NULL, 0); omap_register_i2c_bus(3, 400, NULL, 0); return 0; } -static void ads7846_dev_init(void) -{ - if (gpio_request(OMAP3_EVM_TS_GPIO, "ADS7846 pendown") < 0) - printk(KERN_ERR "can't get ads7846 pen down GPIO\n"); - - gpio_direction_input(OMAP3_EVM_TS_GPIO); - gpio_set_debounce(OMAP3_EVM_TS_GPIO, 310); -} - -static int ads7846_get_pendown_state(void) -{ - return !gpio_get_value(OMAP3_EVM_TS_GPIO); -} - -static struct ads7846_platform_data ads7846_config = { - .x_max = 0x0fff, - .y_max = 0x0fff, - .x_plate_ohms = 180, - .pressure_max = 255, - .debounce_max = 10, - .debounce_tol = 3, - .debounce_rep = 1, - .get_pendown_state = ads7846_get_pendown_state, - .keep_vref_on = 1, - .settle_delay_usecs = 150, - .wakeup = true, -}; - -static struct omap2_mcspi_device_config ads7846_mcspi_config = { - .turbo_mode = 0, - .single_channel = 1, /* 0: slave, 1: master */ -}; - -static struct spi_board_info omap3evm_spi_board_info[] = { - [0] = { - .modalias = "ads7846", - .bus_num = 1, - .chip_select = 0, - .max_speed_hz = 1500000, - .controller_data = &ads7846_mcspi_config, - .irq = OMAP_GPIO_IRQ(OMAP3_EVM_TS_GPIO), - .platform_data = &ads7846_config, - }, -}; - static struct omap_board_config_kernel omap3_evm_config[] __initdata = { }; @@ -825,6 +673,11 @@ static struct omap_musb_board_data musb_board_data = { .power = 100, }; +static struct gpio omap3_evm_ehci_gpios[] __initdata = { + { OMAP3_EVM_EHCI_VBUS, GPIOF_OUT_INIT_HIGH, "enable EHCI VBUS" }, + { OMAP3_EVM_EHCI_SELECT, GPIOF_OUT_INIT_LOW, "select EHCI port" }, +}; + static void __init omap3_evm_init(void) { omap3_evm_get_revision(); @@ -841,9 +694,6 @@ static void __init omap3_evm_init(void) omap_display_init(&omap3_evm_dss_data); - spi_register_board_info(omap3evm_spi_board_info, - ARRAY_SIZE(omap3evm_spi_board_info)); - omap_serial_init(); /* OMAP3EVM uses ISP1504 phy and so register nop transceiver */ @@ -851,16 +701,12 @@ static void __init omap3_evm_init(void) if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2) { /* enable EHCI VBUS using GPIO22 */ - omap_mux_init_gpio(22, OMAP_PIN_INPUT_PULLUP); - gpio_request(OMAP3_EVM_EHCI_VBUS, "enable EHCI VBUS"); - gpio_direction_output(OMAP3_EVM_EHCI_VBUS, 0); - gpio_set_value(OMAP3_EVM_EHCI_VBUS, 1); - + omap_mux_init_gpio(OMAP3_EVM_EHCI_VBUS, OMAP_PIN_INPUT_PULLUP); /* Select EHCI port on main board */ - omap_mux_init_gpio(61, OMAP_PIN_INPUT_PULLUP); - gpio_request(OMAP3_EVM_EHCI_SELECT, "select EHCI port"); - gpio_direction_output(OMAP3_EVM_EHCI_SELECT, 0); - gpio_set_value(OMAP3_EVM_EHCI_SELECT, 0); + omap_mux_init_gpio(OMAP3_EVM_EHCI_SELECT, + OMAP_PIN_INPUT_PULLUP); + gpio_request_array(omap3_evm_ehci_gpios, + ARRAY_SIZE(omap3_evm_ehci_gpios)); /* setup EHCI phy reset config */ omap_mux_init_gpio(21, OMAP_PIN_INPUT_PULLUP); @@ -876,7 +722,7 @@ static void __init omap3_evm_init(void) } usb_musb_init(&musb_board_data); usbhs_init(&usbhs_bdata); - ads7846_dev_init(); + omap_ads7846_init(1, OMAP3_EVM_TS_GPIO, 310, NULL); omap3evm_init_smsc911x(); omap3_evm_display_init(); diff --git a/arch/arm/mach-omap2/board-omap3logic.c b/arch/arm/mach-omap2/board-omap3logic.c index b726943d7c9..60d9be49dba 100644 --- a/arch/arm/mach-omap2/board-omap3logic.c +++ b/arch/arm/mach-omap2/board-omap3logic.c @@ -37,6 +37,7 @@ #include "hsmmc.h" #include "timer-gp.h" #include "control.h" +#include "common-board-devices.h" #include <plat/mux.h> #include <plat/board.h> @@ -93,19 +94,9 @@ static struct twl4030_platform_data omap3logic_twldata = { .vmmc1 = &omap3logic_vmmc1, }; -static struct i2c_board_info __initdata omap3logic_i2c_boardinfo[] = { - { - I2C_BOARD_INFO("twl4030", 0x48), - .flags = I2C_CLIENT_WAKE, - .irq = INT_34XX_SYS_NIRQ, - .platform_data = &omap3logic_twldata, - }, -}; - static int __init omap3logic_i2c_init(void) { - omap_register_i2c_bus(1, 2600, omap3logic_i2c_boardinfo, - ARRAY_SIZE(omap3logic_i2c_boardinfo)); + omap3_pmic_init("twl4030", &omap3logic_twldata); return 0; } @@ -147,7 +138,6 @@ static struct omap_smsc911x_platform_data __initdata board_smsc911x_data = { .cs = OMAP3LOGIC_SMSC911X_CS, .gpio_irq = -EINVAL, .gpio_reset = -EINVAL, - .flags = IORESOURCE_IRQ_LOWLEVEL, }; /* TODO/FIXME (comment by Peter Barada, LogicPD): diff --git a/arch/arm/mach-omap2/board-omap3pandora.c b/arch/arm/mach-omap2/board-omap3pandora.c index 07dba888f45..78dd2a7fe6e 100644 --- a/arch/arm/mach-omap2/board-omap3pandora.c +++ b/arch/arm/mach-omap2/board-omap3pandora.c @@ -22,7 +22,6 @@ #include <linux/platform_device.h> #include <linux/spi/spi.h> -#include <linux/spi/ads7846.h> #include <linux/regulator/machine.h> #include <linux/i2c/twl.h> #include <linux/wl12xx.h> @@ -52,6 +51,7 @@ #include "mux.h" #include "sdram-micron-mt46h32m32lf-6.h" #include "hsmmc.h" +#include "common-board-devices.h" #define PANDORA_WIFI_IRQ_GPIO 21 #define PANDORA_WIFI_NRESET_GPIO 23 @@ -305,24 +305,13 @@ static int omap3pandora_twl_gpio_setup(struct device *dev, /* gpio + 13 drives 32kHz buffer for wifi module */ gpio_32khz = gpio + 13; - ret = gpio_request(gpio_32khz, "wifi 32kHz"); + ret = gpio_request_one(gpio_32khz, GPIOF_OUT_INIT_HIGH, "wifi 32kHz"); if (ret < 0) { pr_err("Cannot get GPIO line %d, ret=%d\n", gpio_32khz, ret); - goto fail; - } - - ret = gpio_direction_output(gpio_32khz, 1); - if (ret < 0) { - pr_err("Cannot set GPIO line %d, ret=%d\n", gpio_32khz, ret); - goto fail_direction; + return -ENODEV; } return 0; - -fail_direction: - gpio_free(gpio_32khz); -fail: - return -ENODEV; } static struct twl4030_gpio_platform_data omap3pandora_gpio_data = { @@ -544,15 +533,6 @@ static struct twl4030_platform_data omap3pandora_twldata = { .bci = &pandora_bci_data, }; -static struct i2c_board_info __initdata omap3pandora_i2c_boardinfo[] = { - { - I2C_BOARD_INFO("tps65950", 0x48), - .flags = I2C_CLIENT_WAKE, - .irq = INT_34XX_SYS_NIRQ, - .platform_data = &omap3pandora_twldata, - }, -}; - static struct i2c_board_info __initdata omap3pandora_i2c3_boardinfo[] = { { I2C_BOARD_INFO("bq27500", 0x55), @@ -562,61 +542,15 @@ static struct i2c_board_info __initdata omap3pandora_i2c3_boardinfo[] = { static int __init omap3pandora_i2c_init(void) { - omap_register_i2c_bus(1, 2600, omap3pandora_i2c_boardinfo, - ARRAY_SIZE(omap3pandora_i2c_boardinfo)); + omap3_pmic_init("tps65950", &omap3pandora_twldata); /* i2c2 pins are not connected */ omap_register_i2c_bus(3, 100, omap3pandora_i2c3_boardinfo, ARRAY_SIZE(omap3pandora_i2c3_boardinfo)); return 0; } -static void __init omap3pandora_ads7846_init(void) -{ - int gpio = OMAP3_PANDORA_TS_GPIO; - int ret; - - ret = gpio_request(gpio, "ads7846_pen_down"); - if (ret < 0) { - printk(KERN_ERR "Failed to request GPIO %d for " - "ads7846 pen down IRQ\n", gpio); - return; - } - - gpio_direction_input(gpio); -} - -static int ads7846_get_pendown_state(void) -{ - return !gpio_get_value(OMAP3_PANDORA_TS_GPIO); -} - -static struct ads7846_platform_data ads7846_config = { - .x_max = 0x0fff, - .y_max = 0x0fff, - .x_plate_ohms = 180, - .pressure_max = 255, - .debounce_max = 10, - .debounce_tol = 3, - .debounce_rep = 1, - .get_pendown_state = ads7846_get_pendown_state, - .keep_vref_on = 1, -}; - -static struct omap2_mcspi_device_config ads7846_mcspi_config = { - .turbo_mode = 0, - .single_channel = 1, /* 0: slave, 1: master */ -}; - static struct spi_board_info omap3pandora_spi_board_info[] __initdata = { { - .modalias = "ads7846", - .bus_num = 1, - .chip_select = 0, - .max_speed_hz = 1500000, - .controller_data = &ads7846_mcspi_config, - .irq = OMAP_GPIO_IRQ(OMAP3_PANDORA_TS_GPIO), - .platform_data = &ads7846_config, - }, { .modalias = "tpo_td043mtea1_panel_spi", .bus_num = 1, .chip_select = 1, @@ -639,14 +573,10 @@ static void __init pandora_wl1251_init(void) memset(&pandora_wl1251_pdata, 0, sizeof(pandora_wl1251_pdata)); - ret = gpio_request(PANDORA_WIFI_IRQ_GPIO, "wl1251 irq"); + ret = gpio_request_one(PANDORA_WIFI_IRQ_GPIO, GPIOF_IN, "wl1251 irq"); if (ret < 0) goto fail; - ret = gpio_direction_input(PANDORA_WIFI_IRQ_GPIO); - if (ret < 0) - goto fail_irq; - pandora_wl1251_pdata.irq = gpio_to_irq(PANDORA_WIFI_IRQ_GPIO); if (pandora_wl1251_pdata.irq < 0) goto fail_irq; @@ -688,12 +618,6 @@ static struct omap_board_mux board_mux[] __initdata = { }; #endif -static struct omap_musb_board_data musb_board_data = { - .interface_type = MUSB_INTERFACE_ULPI, - .mode = MUSB_OTG, - .power = 100, -}; - static void __init omap3pandora_init(void) { omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); @@ -705,9 +629,9 @@ static void __init omap3pandora_init(void) omap_serial_init(); spi_register_board_info(omap3pandora_spi_board_info, ARRAY_SIZE(omap3pandora_spi_board_info)); - omap3pandora_ads7846_init(); + omap_ads7846_init(1, OMAP3_PANDORA_TS_GPIO, 0, NULL); usbhs_init(&usbhs_bdata); - usb_musb_init(&musb_board_data); + usb_musb_init(NULL); gpmc_nand_init(&pandora_nand_data); /* Ensure SDRC pins are mux'd for self-refresh */ diff --git a/arch/arm/mach-omap2/board-omap3stalker.c b/arch/arm/mach-omap2/board-omap3stalker.c index a6e0b9161c9..085c60a7c47 100644 --- a/arch/arm/mach-omap2/board-omap3stalker.c +++ b/arch/arm/mach-omap2/board-omap3stalker.c @@ -45,7 +45,6 @@ #include <plat/mcspi.h> #include <linux/input/matrix_keypad.h> #include <linux/spi/spi.h> -#include <linux/spi/ads7846.h> #include <linux/interrupt.h> #include <linux/smsc911x.h> #include <linux/i2c/at24.h> @@ -54,52 +53,28 @@ #include "mux.h" #include "hsmmc.h" #include "timer-gp.h" +#include "common-board-devices.h" #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE) +#include <plat/gpmc-smsc911x.h> + #define OMAP3STALKER_ETHR_START 0x2c000000 #define OMAP3STALKER_ETHR_SIZE 1024 #define OMAP3STALKER_ETHR_GPIO_IRQ 19 #define OMAP3STALKER_SMC911X_CS 5 -static struct resource omap3stalker_smsc911x_resources[] = { - [0] = { - .start = OMAP3STALKER_ETHR_START, - .end = - (OMAP3STALKER_ETHR_START + OMAP3STALKER_ETHR_SIZE - 1), - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = OMAP_GPIO_IRQ(OMAP3STALKER_ETHR_GPIO_IRQ), - .end = OMAP_GPIO_IRQ(OMAP3STALKER_ETHR_GPIO_IRQ), - .flags = (IORESOURCE_IRQ | IRQF_TRIGGER_LOW), - }, -}; - -static struct smsc911x_platform_config smsc911x_config = { - .phy_interface = PHY_INTERFACE_MODE_MII, - .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW, - .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN, +static struct omap_smsc911x_platform_data smsc911x_cfg = { + .cs = OMAP3STALKER_SMC911X_CS, + .gpio_irq = OMAP3STALKER_ETHR_GPIO_IRQ, + .gpio_reset = -EINVAL, .flags = (SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS), }; -static struct platform_device omap3stalker_smsc911x_device = { - .name = "smsc911x", - .id = -1, - .num_resources = ARRAY_SIZE(omap3stalker_smsc911x_resources), - .resource = &omap3stalker_smsc911x_resources[0], - .dev = { - .platform_data = &smsc911x_config, - }, -}; - static inline void __init omap3stalker_init_eth(void) { - int eth_cs; struct clk *l3ck; unsigned int rate; - eth_cs = OMAP3STALKER_SMC911X_CS; - l3ck = clk_get(NULL, "l3_ck"); if (IS_ERR(l3ck)) rate = 100000000; @@ -107,16 +82,7 @@ static inline void __init omap3stalker_init_eth(void) rate = clk_get_rate(l3ck); omap_mux_init_gpio(19, OMAP_PIN_INPUT_PULLUP); - if (gpio_request(OMAP3STALKER_ETHR_GPIO_IRQ, "SMC911x irq") < 0) { - printk(KERN_ERR - "Failed to request GPIO%d for smc911x IRQ\n", - OMAP3STALKER_ETHR_GPIO_IRQ); - return; - } - - gpio_direction_input(OMAP3STALKER_ETHR_GPIO_IRQ); - - platform_device_register(&omap3stalker_smsc911x_device); + gpmc_smsc911x_init(&smsc911x_cfg); } #else @@ -365,12 +331,11 @@ omap3stalker_twl_gpio_setup(struct device *dev, */ /* TWL4030_GPIO_MAX + 0 == ledA, LCD Backlight control */ - gpio_request(gpio + TWL4030_GPIO_MAX, "EN_LCD_BKL"); - gpio_direction_output(gpio + TWL4030_GPIO_MAX, 0); + gpio_request_one(gpio + TWL4030_GPIO_MAX, GPIOF_OUT_INIT_LOW, + "EN_LCD_BKL"); /* gpio + 7 == DVI Enable */ - gpio_request(gpio + 7, "EN_DVI"); - gpio_direction_output(gpio + 7, 0); + gpio_request_one(gpio + 7, GPIOF_OUT_INIT_LOW, "EN_DVI"); /* TWL4030_GPIO_MAX + 1 == ledB (out, mmc0) */ gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1; @@ -489,15 +454,8 @@ static struct twl4030_platform_data omap3stalker_twldata = { .codec = &omap3stalker_codec_data, .vdac = &omap3_stalker_vdac, .vpll2 = &omap3_stalker_vpll2, -}; - -static struct i2c_board_info __initdata omap3stalker_i2c_boardinfo[] = { - { - I2C_BOARD_INFO("twl4030", 0x48), - .flags = I2C_CLIENT_WAKE, - .irq = INT_34XX_SYS_NIRQ, - .platform_data = &omap3stalker_twldata, - }, + .vmmc1 = &omap3stalker_vmmc1, + .vsim = &omap3stalker_vsim, }; static struct at24_platform_data fram_info = { @@ -516,15 +474,7 @@ static struct i2c_board_info __initdata omap3stalker_i2c_boardinfo3[] = { static int __init omap3_stalker_i2c_init(void) { - /* - * REVISIT: These entries can be set in omap3evm_twl_data - * after a merge with MFD tree - */ - omap3stalker_twldata.vmmc1 = &omap3stalker_vmmc1; - omap3stalker_twldata.vsim = &omap3stalker_vsim; - - omap_register_i2c_bus(1, 2600, omap3stalker_i2c_boardinfo, - ARRAY_SIZE(omap3stalker_i2c_boardinfo)); + omap3_pmic_init("twl4030", &omap3stalker_twldata); omap_register_i2c_bus(2, 400, NULL, 0); omap_register_i2c_bus(3, 400, omap3stalker_i2c_boardinfo3, ARRAY_SIZE(omap3stalker_i2c_boardinfo3)); @@ -532,49 +482,6 @@ static int __init omap3_stalker_i2c_init(void) } #define OMAP3_STALKER_TS_GPIO 175 -static void ads7846_dev_init(void) -{ - if (gpio_request(OMAP3_STALKER_TS_GPIO, "ADS7846 pendown") < 0) - printk(KERN_ERR "can't get ads7846 pen down GPIO\n"); - - gpio_direction_input(OMAP3_STALKER_TS_GPIO); - gpio_set_debounce(OMAP3_STALKER_TS_GPIO, 310); -} - -static int ads7846_get_pendown_state(void) -{ - return !gpio_get_value(OMAP3_STALKER_TS_GPIO); -} - -static struct ads7846_platform_data ads7846_config = { - .x_max = 0x0fff, - .y_max = 0x0fff, - .x_plate_ohms = 180, - .pressure_max = 255, - .debounce_max = 10, - .debounce_tol = 3, - .debounce_rep = 1, - .get_pendown_state = ads7846_get_pendown_state, - .keep_vref_on = 1, - .settle_delay_usecs = 150, -}; - -static struct omap2_mcspi_device_config ads7846_mcspi_config = { - .turbo_mode = 0, - .single_channel = 1, /* 0: slave, 1: master */ -}; - -static struct spi_board_info omap3stalker_spi_board_info[] = { - [0] = { - .modalias = "ads7846", - .bus_num = 1, - .chip_select = 0, - .max_speed_hz = 1500000, - .controller_data = &ads7846_mcspi_config, - .irq = OMAP_GPIO_IRQ(OMAP3_STALKER_TS_GPIO), - .platform_data = &ads7846_config, - }, -}; static struct omap_board_config_kernel omap3_stalker_config[] __initdata = { }; @@ -618,12 +525,6 @@ static struct omap_board_mux board_mux[] __initdata = { }; #endif -static struct omap_musb_board_data musb_board_data = { - .interface_type = MUSB_INTERFACE_ULPI, - .mode = MUSB_OTG, - .power = 100, -}; - static void __init omap3_stalker_init(void) { omap3_mux_init(board_mux, OMAP_PACKAGE_CUS); @@ -636,13 +537,11 @@ static void __init omap3_stalker_init(void) ARRAY_SIZE(omap3_stalker_devices)); omap_display_init(&omap3_stalker_dss_data); - spi_register_board_info(omap3stalker_spi_board_info, - ARRAY_SIZE(omap3stalker_spi_board_info)); omap_serial_init(); - usb_musb_init(&musb_board_data); + usb_musb_init(NULL); usbhs_init(&usbhs_bdata); - ads7846_dev_init(); + omap_ads7846_init(1, OMAP3_STALKER_TS_GPIO, 310, NULL); omap_mux_init_gpio(21, OMAP_PIN_OUTPUT); omap_mux_init_gpio(18, OMAP_PIN_INPUT_PULLUP); diff --git a/arch/arm/mach-omap2/board-omap3touchbook.c b/arch/arm/mach-omap2/board-omap3touchbook.c index 127cb1752bd..82872d7d313 100644 --- a/arch/arm/mach-omap2/board-omap3touchbook.c +++ b/arch/arm/mach-omap2/board-omap3touchbook.c @@ -52,6 +52,7 @@ #include "mux.h" #include "hsmmc.h" #include "timer-gp.h" +#include "common-board-devices.h" #include <asm/setup.h> @@ -95,15 +96,6 @@ static struct mtd_partition omap3touchbook_nand_partitions[] = { }, }; -static struct omap_nand_platform_data omap3touchbook_nand_data = { - .options = NAND_BUSWIDTH_16, - .parts = omap3touchbook_nand_partitions, - .nr_parts = ARRAY_SIZE(omap3touchbook_nand_partitions), - .dma_channel = -1, /* disable DMA in OMAP NAND driver */ - .nand_setup = NULL, - .dev_ready = NULL, -}; - #include "sdram-micron-mt46h32m32lf-6.h" static struct omap2_hsmmc_info mmc[] = { @@ -154,13 +146,11 @@ static int touchbook_twl_gpio_setup(struct device *dev, /* REVISIT: need ehci-omap hooks for external VBUS * power switch and overcurrent detect */ - - gpio_request(gpio + 1, "EHCI_nOC"); - gpio_direction_input(gpio + 1); + gpio_request_one(gpio + 1, GPIOF_IN, "EHCI_nOC"); /* TWL4030_GPIO_MAX + 0 == ledA, EHCI nEN_USB_PWR (out, active low) */ - gpio_request(gpio + TWL4030_GPIO_MAX, "nEN_USB_PWR"); - gpio_direction_output(gpio + TWL4030_GPIO_MAX, 0); + gpio_request_one(gpio + TWL4030_GPIO_MAX, GPIOF_OUT_INIT_LOW, + "nEN_USB_PWR"); /* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */ gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1; @@ -273,15 +263,6 @@ static struct twl4030_platform_data touchbook_twldata = { .vpll2 = &touchbook_vpll2, }; -static struct i2c_board_info __initdata touchbook_i2c_boardinfo[] = { - { - I2C_BOARD_INFO("twl4030", 0x48), - .flags = I2C_CLIENT_WAKE, - .irq = INT_34XX_SYS_NIRQ, - .platform_data = &touchbook_twldata, - }, -}; - static struct i2c_board_info __initdata touchBook_i2c_boardinfo[] = { { I2C_BOARD_INFO("bq27200", 0x55), @@ -291,8 +272,7 @@ static struct i2c_board_info __initdata touchBook_i2c_boardinfo[] = { static int __init omap3_touchbook_i2c_init(void) { /* Standard TouchBook bus */ - omap_register_i2c_bus(1, 2600, touchbook_i2c_boardinfo, - ARRAY_SIZE(touchbook_i2c_boardinfo)); + omap3_pmic_init("twl4030", &touchbook_twldata); /* Additional TouchBook bus */ omap_register_i2c_bus(3, 100, touchBook_i2c_boardinfo, @@ -301,19 +281,7 @@ static int __init omap3_touchbook_i2c_init(void) return 0; } -static void __init omap3_ads7846_init(void) -{ - if (gpio_request(OMAP3_TS_GPIO, "ads7846_pen_down")) { - printk(KERN_ERR "Failed to request GPIO %d for " - "ads7846 pen down IRQ\n", OMAP3_TS_GPIO); - return; - } - - gpio_direction_input(OMAP3_TS_GPIO); - gpio_set_debounce(OMAP3_TS_GPIO, 310); -} - -static struct ads7846_platform_data ads7846_config = { +static struct ads7846_platform_data ads7846_pdata = { .x_min = 100, .y_min = 265, .x_max = 3950, @@ -327,23 +295,6 @@ static struct ads7846_platform_data ads7846_config = { .keep_vref_on = 1, }; -static struct omap2_mcspi_device_config ads7846_mcspi_config = { - .turbo_mode = 0, - .single_channel = 1, /* 0: slave, 1: master */ -}; - -static struct spi_board_info omap3_ads7846_spi_board_info[] __initdata = { - { - .modalias = "ads7846", - .bus_num = 4, - .chip_select = 0, - .max_speed_hz = 1500000, - .controller_data = &ads7846_mcspi_config, - .irq = OMAP_GPIO_IRQ(OMAP3_TS_GPIO), - .platform_data = &ads7846_config, - } -}; - static struct gpio_led gpio_leds[] = { { .name = "touchbook::usr0", @@ -434,39 +385,6 @@ static struct platform_device *omap3_touchbook_devices[] __initdata = { &keys_gpio, }; -static void __init omap3touchbook_flash_init(void) -{ - u8 cs = 0; - u8 nandcs = GPMC_CS_NUM + 1; - - /* find out the chip-select on which NAND exists */ - while (cs < GPMC_CS_NUM) { - u32 ret = 0; - ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG1); - - if ((ret & 0xC00) == 0x800) { - printk(KERN_INFO "Found NAND on CS%d\n", cs); - if (nandcs > GPMC_CS_NUM) - nandcs = cs; - } - cs++; - } - - if (nandcs > GPMC_CS_NUM) { - printk(KERN_INFO "NAND: Unable to find configuration " - "in GPMC\n "); - return; - } - - if (nandcs < GPMC_CS_NUM) { - omap3touchbook_nand_data.cs = nandcs; - - printk(KERN_INFO "Registering NAND on CS%d\n", nandcs); - if (gpmc_nand_init(&omap3touchbook_nand_data) < 0) - printk(KERN_ERR "Unable to register NAND device\n"); - } -} - static const struct usbhs_omap_board_data usbhs_bdata __initconst = { .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY, @@ -481,15 +399,10 @@ static const struct usbhs_omap_board_data usbhs_bdata __initconst = { static void omap3_touchbook_poweroff(void) { - int r; + int pwr_off = TB_KILL_POWER_GPIO; - r = gpio_request(TB_KILL_POWER_GPIO, "DVI reset"); - if (r < 0) { + if (gpio_request_one(pwr_off, GPIOF_OUT_INIT_LOW, "DVI reset") < 0) printk(KERN_ERR "Unable to get kill power GPIO\n"); - return; - } - - gpio_direction_output(TB_KILL_POWER_GPIO, 0); } static int __init early_touchbook_revision(char *p) @@ -501,12 +414,6 @@ static int __init early_touchbook_revision(char *p) } early_param("tbr", early_touchbook_revision); -static struct omap_musb_board_data musb_board_data = { - .interface_type = MUSB_INTERFACE_ULPI, - .mode = MUSB_OTG, - .power = 100, -}; - static void __init omap3_touchbook_init(void) { omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); @@ -521,17 +428,15 @@ static void __init omap3_touchbook_init(void) omap_serial_init(); omap_mux_init_gpio(170, OMAP_PIN_INPUT); - gpio_request(176, "DVI_nPD"); /* REVISIT leave DVI powered down until it's needed ... */ - gpio_direction_output(176, true); + gpio_request_one(176, GPIOF_OUT_INIT_HIGH, "DVI_nPD"); /* Touchscreen and accelerometer */ - spi_register_board_info(omap3_ads7846_spi_board_info, - ARRAY_SIZE(omap3_ads7846_spi_board_info)); - omap3_ads7846_init(); - usb_musb_init(&musb_board_data); + omap_ads7846_init(4, OMAP3_TS_GPIO, 310, &ads7846_pdata); + usb_musb_init(NULL); usbhs_init(&usbhs_bdata); - omap3touchbook_flash_init(); + omap_nand_flash_init(NAND_BUSWIDTH_16, omap3touchbook_nand_partitions, + ARRAY_SIZE(omap3touchbook_nand_partitions)); /* Ensure SDRC pins are mux'd for self-refresh */ omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT); diff --git a/arch/arm/mach-omap2/board-omap4panda.c b/arch/arm/mach-omap2/board-omap4panda.c index f3a7b101191..5d7c0a313dc 100644 --- a/arch/arm/mach-omap2/board-omap4panda.c +++ b/arch/arm/mach-omap2/board-omap4panda.c @@ -46,6 +46,7 @@ #include "hsmmc.h" #include "control.h" #include "mux.h" +#include "common-board-devices.h" #define GPIO_HUB_POWER 1 #define GPIO_HUB_NRESET 62 @@ -111,6 +112,11 @@ static const struct usbhs_omap_board_data usbhs_bdata __initconst = { .reset_gpio_port[2] = -EINVAL }; +static struct gpio panda_ehci_gpios[] __initdata = { + { GPIO_HUB_POWER, GPIOF_OUT_INIT_LOW, "hub_power" }, + { GPIO_HUB_NRESET, GPIOF_OUT_INIT_LOW, "hub_nreset" }, +}; + static void __init omap4_ehci_init(void) { int ret; @@ -120,44 +126,27 @@ static void __init omap4_ehci_init(void) phy_ref_clk = clk_get(NULL, "auxclk3_ck"); if (IS_ERR(phy_ref_clk)) { pr_err("Cannot request auxclk3\n"); - goto error1; + return; } clk_set_rate(phy_ref_clk, 19200000); clk_enable(phy_ref_clk); - /* disable the power to the usb hub prior to init */ - ret = gpio_request(GPIO_HUB_POWER, "hub_power"); + /* disable the power to the usb hub prior to init and reset phy+hub */ + ret = gpio_request_array(panda_ehci_gpios, + ARRAY_SIZE(panda_ehci_gpios)); if (ret) { - pr_err("Cannot request GPIO %d\n", GPIO_HUB_POWER); - goto error1; + pr_err("Unable to initialize EHCI power/reset\n"); + return; } - gpio_export(GPIO_HUB_POWER, 0); - gpio_direction_output(GPIO_HUB_POWER, 0); - gpio_set_value(GPIO_HUB_POWER, 0); - /* reset phy+hub */ - ret = gpio_request(GPIO_HUB_NRESET, "hub_nreset"); - if (ret) { - pr_err("Cannot request GPIO %d\n", GPIO_HUB_NRESET); - goto error2; - } + gpio_export(GPIO_HUB_POWER, 0); gpio_export(GPIO_HUB_NRESET, 0); - gpio_direction_output(GPIO_HUB_NRESET, 0); - gpio_set_value(GPIO_HUB_NRESET, 0); gpio_set_value(GPIO_HUB_NRESET, 1); usbhs_init(&usbhs_bdata); /* enable power to hub */ gpio_set_value(GPIO_HUB_POWER, 1); - return; - -error2: - gpio_free(GPIO_HUB_POWER); -error1: - pr_err("Unable to initialize EHCI power/reset\n"); - return; - } static struct omap_musb_board_data musb_board_data = { @@ -408,15 +397,6 @@ static struct twl4030_platform_data omap4_panda_twldata = { .usb = &omap4_usbphy_data, }; -static struct i2c_board_info __initdata omap4_panda_i2c_boardinfo[] = { - { - I2C_BOARD_INFO("twl6030", 0x48), - .flags = I2C_CLIENT_WAKE, - .irq = OMAP44XX_IRQ_SYS_1N, - .platform_data = &omap4_panda_twldata, - }, -}; - /* * Display monitor features are burnt in their EEPROM as EDID data. The EEPROM * is connected as I2C slave device, and can be accessed at address 0x50 @@ -429,12 +409,7 @@ static struct i2c_board_info __initdata panda_i2c_eeprom[] = { static int __init omap4_panda_i2c_init(void) { - /* - * Phoenix Audio IC needs I2C1 to - * start with 400 KHz or less - */ - omap_register_i2c_bus(1, 400, omap4_panda_i2c_boardinfo, - ARRAY_SIZE(omap4_panda_i2c_boardinfo)); + omap4_pmic_init("twl6030", &omap4_panda_twldata); omap_register_i2c_bus(2, 400, NULL, 0); /* * Bus 3 is attached to the DVI port where devices like the pico DLP @@ -651,27 +626,19 @@ static void omap4_panda_hdmi_mux_init(void) OMAP_PIN_INPUT_PULLUP); } +static struct gpio panda_hdmi_gpios[] = { + { HDMI_GPIO_HPD, GPIOF_OUT_INIT_HIGH, "hdmi_gpio_hpd" }, + { HDMI_GPIO_LS_OE, GPIOF_OUT_INIT_HIGH, "hdmi_gpio_ls_oe" }, +}; + static int omap4_panda_panel_enable_hdmi(struct omap_dss_device *dssdev) { int status; - status = gpio_request_one(HDMI_GPIO_HPD, GPIOF_OUT_INIT_HIGH, - "hdmi_gpio_hpd"); - if (status) { - pr_err("Cannot request GPIO %d\n", HDMI_GPIO_HPD); - return status; - } - status = gpio_request_one(HDMI_GPIO_LS_OE, GPIOF_OUT_INIT_HIGH, - "hdmi_gpio_ls_oe"); - if (status) { - pr_err("Cannot request GPIO %d\n", HDMI_GPIO_LS_OE); - goto error1; - } - - return 0; - -error1: - gpio_free(HDMI_GPIO_HPD); + status = gpio_request_array(panda_hdmi_gpios, + ARRAY_SIZE(panda_hdmi_gpios)); + if (status) + pr_err("Cannot request HDMI GPIOs\n"); return status; } diff --git a/arch/arm/mach-omap2/board-overo.c b/arch/arm/mach-omap2/board-overo.c index 59ca33326b8..c03f92b14f9 100644 --- a/arch/arm/mach-omap2/board-overo.c +++ b/arch/arm/mach-omap2/board-overo.c @@ -56,6 +56,7 @@ #include "mux.h" #include "sdram-micron-mt46h32m32lf-6.h" #include "hsmmc.h" +#include "common-board-devices.h" #define OVERO_GPIO_BT_XGATE 15 #define OVERO_GPIO_W2W_NRESET 16 @@ -74,30 +75,6 @@ #if defined(CONFIG_TOUCHSCREEN_ADS7846) || \ defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE) -#include <linux/spi/ads7846.h> - -static struct omap2_mcspi_device_config ads7846_mcspi_config = { - .turbo_mode = 0, - .single_channel = 1, /* 0: slave, 1: master */ -}; - -static int ads7846_get_pendown_state(void) -{ - return !gpio_get_value(OVERO_GPIO_PENDOWN); -} - -static struct ads7846_platform_data ads7846_config = { - .x_max = 0x0fff, - .y_max = 0x0fff, - .x_plate_ohms = 180, - .pressure_max = 255, - .debounce_max = 10, - .debounce_tol = 3, - .debounce_rep = 1, - .get_pendown_state = ads7846_get_pendown_state, - .keep_vref_on = 1, -}; - /* fixed regulator for ads7846 */ static struct regulator_consumer_supply ads7846_supply = REGULATOR_SUPPLY("vcc", "spi1.0"); @@ -128,14 +105,7 @@ static struct platform_device vads7846_device = { static void __init overo_ads7846_init(void) { - if ((gpio_request(OVERO_GPIO_PENDOWN, "ADS7846_PENDOWN") == 0) && - (gpio_direction_input(OVERO_GPIO_PENDOWN) == 0)) { - gpio_export(OVERO_GPIO_PENDOWN, 0); - } else { - printk(KERN_ERR "could not obtain gpio for ADS7846_PENDOWN\n"); - return; - } - + omap_ads7846_init(1, OVERO_GPIO_PENDOWN, 0, NULL); platform_device_register(&vads7846_device); } @@ -146,106 +116,28 @@ static inline void __init overo_ads7846_init(void) { return; } #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE) #include <linux/smsc911x.h> +#include <plat/gpmc-smsc911x.h> -static struct resource overo_smsc911x_resources[] = { - { - .name = "smsc911x-memory", - .flags = IORESOURCE_MEM, - }, - { - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL, - }, -}; - -static struct resource overo_smsc911x2_resources[] = { - { - .name = "smsc911x2-memory", - .flags = IORESOURCE_MEM, - }, - { - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL, - }, -}; - -static struct smsc911x_platform_config overo_smsc911x_config = { - .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW, - .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN, - .flags = SMSC911X_USE_32BIT , - .phy_interface = PHY_INTERFACE_MODE_MII, -}; - -static struct platform_device overo_smsc911x_device = { - .name = "smsc911x", +static struct omap_smsc911x_platform_data smsc911x_cfg = { .id = 0, - .num_resources = ARRAY_SIZE(overo_smsc911x_resources), - .resource = overo_smsc911x_resources, - .dev = { - .platform_data = &overo_smsc911x_config, - }, + .cs = OVERO_SMSC911X_CS, + .gpio_irq = OVERO_SMSC911X_GPIO, + .gpio_reset = -EINVAL, + .flags = SMSC911X_USE_32BIT, }; -static struct platform_device overo_smsc911x2_device = { - .name = "smsc911x", +static struct omap_smsc911x_platform_data smsc911x2_cfg = { .id = 1, - .num_resources = ARRAY_SIZE(overo_smsc911x2_resources), - .resource = overo_smsc911x2_resources, - .dev = { - .platform_data = &overo_smsc911x_config, - }, + .cs = OVERO_SMSC911X2_CS, + .gpio_irq = OVERO_SMSC911X2_GPIO, + .gpio_reset = -EINVAL, + .flags = SMSC911X_USE_32BIT, }; -static struct platform_device *smsc911x_devices[] = { - &overo_smsc911x_device, - &overo_smsc911x2_device, -}; - -static inline void __init overo_init_smsc911x(void) +static void __init overo_init_smsc911x(void) { - unsigned long cs_mem_base, cs_mem_base2; - - /* set up first smsc911x chip */ - - if (gpmc_cs_request(OVERO_SMSC911X_CS, SZ_16M, &cs_mem_base) < 0) { - printk(KERN_ERR "Failed request for GPMC mem for smsc911x\n"); - return; - } - - overo_smsc911x_resources[0].start = cs_mem_base + 0x0; - overo_smsc911x_resources[0].end = cs_mem_base + 0xff; - - if ((gpio_request(OVERO_SMSC911X_GPIO, "SMSC911X IRQ") == 0) && - (gpio_direction_input(OVERO_SMSC911X_GPIO) == 0)) { - gpio_export(OVERO_SMSC911X_GPIO, 0); - } else { - printk(KERN_ERR "could not obtain gpio for SMSC911X IRQ\n"); - return; - } - - overo_smsc911x_resources[1].start = OMAP_GPIO_IRQ(OVERO_SMSC911X_GPIO); - overo_smsc911x_resources[1].end = 0; - - /* set up second smsc911x chip */ - - if (gpmc_cs_request(OVERO_SMSC911X2_CS, SZ_16M, &cs_mem_base2) < 0) { - printk(KERN_ERR "Failed request for GPMC mem for smsc911x2\n"); - return; - } - - overo_smsc911x2_resources[0].start = cs_mem_base2 + 0x0; - overo_smsc911x2_resources[0].end = cs_mem_base2 + 0xff; - - if ((gpio_request(OVERO_SMSC911X2_GPIO, "SMSC911X2 IRQ") == 0) && - (gpio_direction_input(OVERO_SMSC911X2_GPIO) == 0)) { - gpio_export(OVERO_SMSC911X2_GPIO, 0); - } else { - printk(KERN_ERR "could not obtain gpio for SMSC911X2 IRQ\n"); - return; - } - - overo_smsc911x2_resources[1].start = OMAP_GPIO_IRQ(OVERO_SMSC911X2_GPIO); - overo_smsc911x2_resources[1].end = 0; - - platform_add_devices(smsc911x_devices, ARRAY_SIZE(smsc911x_devices)); + gpmc_smsc911x_init(&smsc911x_cfg); + gpmc_smsc911x_init(&smsc911x2_cfg); } #else @@ -259,21 +151,20 @@ static int dvi_enabled; #define OVERO_GPIO_LCD_EN 144 #define OVERO_GPIO_LCD_BL 145 +static struct gpio overo_dss_gpios[] __initdata = { + { OVERO_GPIO_LCD_EN, GPIOF_OUT_INIT_HIGH, "OVERO_GPIO_LCD_EN" }, + { OVERO_GPIO_LCD_BL, GPIOF_OUT_INIT_HIGH, "OVERO_GPIO_LCD_BL" }, +}; + static void __init overo_display_init(void) { - if ((gpio_request(OVERO_GPIO_LCD_EN, "OVERO_GPIO_LCD_EN") == 0) && - (gpio_direction_output(OVERO_GPIO_LCD_EN, 1) == 0)) - gpio_export(OVERO_GPIO_LCD_EN, 0); - else - printk(KERN_ERR "could not obtain gpio for " - "OVERO_GPIO_LCD_EN\n"); + if (gpio_request_array(overo_dss_gpios, ARRAY_SIZE(overo_dss_gpios))) { + printk(KERN_ERR "could not obtain DSS control GPIOs\n"); + return; + } - if ((gpio_request(OVERO_GPIO_LCD_BL, "OVERO_GPIO_LCD_BL") == 0) && - (gpio_direction_output(OVERO_GPIO_LCD_BL, 1) == 0)) - gpio_export(OVERO_GPIO_LCD_BL, 0); - else - printk(KERN_ERR "could not obtain gpio for " - "OVERO_GPIO_LCD_BL\n"); + gpio_export(OVERO_GPIO_LCD_EN, 0); + gpio_export(OVERO_GPIO_LCD_BL, 0); } static int overo_panel_enable_dvi(struct omap_dss_device *dssdev) @@ -412,45 +303,6 @@ static struct mtd_partition overo_nand_partitions[] = { }, }; -static struct omap_nand_platform_data overo_nand_data = { - .parts = overo_nand_partitions, - .nr_parts = ARRAY_SIZE(overo_nand_partitions), - .dma_channel = -1, /* disable DMA in OMAP NAND driver */ -}; - -static void __init overo_flash_init(void) -{ - u8 cs = 0; - u8 nandcs = GPMC_CS_NUM + 1; - - /* find out the chip-select on which NAND exists */ - while (cs < GPMC_CS_NUM) { - u32 ret = 0; - ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG1); - - if ((ret & 0xC00) == 0x800) { - printk(KERN_INFO "Found NAND on CS%d\n", cs); - if (nandcs > GPMC_CS_NUM) - nandcs = cs; - } - cs++; - } - - if (nandcs > GPMC_CS_NUM) { - printk(KERN_INFO "NAND: Unable to find configuration " - "in GPMC\n "); - return; - } - - if (nandcs < GPMC_CS_NUM) { - overo_nand_data.cs = nandcs; - - printk(KERN_INFO "Registering NAND on CS%d\n", nandcs); - if (gpmc_nand_init(&overo_nand_data) < 0) - printk(KERN_ERR "Unable to register NAND device\n"); - } -} - static struct omap2_hsmmc_info mmc[] = { { .mmc = 1, @@ -648,37 +500,15 @@ static struct twl4030_platform_data overo_twldata = { .vpll2 = &overo_vpll2, }; -static struct i2c_board_info __initdata overo_i2c_boardinfo[] = { - { - I2C_BOARD_INFO("tps65950", 0x48), - .flags = I2C_CLIENT_WAKE, - .irq = INT_34XX_SYS_NIRQ, - .platform_data = &overo_twldata, - }, -}; - static int __init overo_i2c_init(void) { - omap_register_i2c_bus(1, 2600, overo_i2c_boardinfo, - ARRAY_SIZE(overo_i2c_boardinfo)); + omap3_pmic_init("tps65950", &overo_twldata); /* i2c2 pins are used for gpio */ omap_register_i2c_bus(3, 400, NULL, 0); return 0; } static struct spi_board_info overo_spi_board_info[] __initdata = { -#if defined(CONFIG_TOUCHSCREEN_ADS7846) || \ - defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE) - { - .modalias = "ads7846", - .bus_num = 1, - .chip_select = 0, - .max_speed_hz = 1500000, - .controller_data = &ads7846_mcspi_config, - .irq = OMAP_GPIO_IRQ(OVERO_GPIO_PENDOWN), - .platform_data = &ads7846_config, - }, -#endif #if defined(CONFIG_PANEL_LGPHILIPS_LB035Q02) || \ defined(CONFIG_PANEL_LGPHILIPS_LB035Q02_MODULE) { @@ -722,20 +552,22 @@ static struct omap_board_mux board_mux[] __initdata = { }; #endif -static struct omap_musb_board_data musb_board_data = { - .interface_type = MUSB_INTERFACE_ULPI, - .mode = MUSB_OTG, - .power = 100, +static struct gpio overo_bt_gpios[] __initdata = { + { OVERO_GPIO_BT_XGATE, GPIOF_OUT_INIT_LOW, "lcd enable" }, + { OVERO_GPIO_BT_NRESET, GPIOF_OUT_INIT_HIGH, "lcd bl enable" }, }; static void __init overo_init(void) { + int ret; + omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); overo_i2c_init(); omap_display_init(&overo_dss_data); omap_serial_init(); - overo_flash_init(); - usb_musb_init(&musb_board_data); + omap_nand_flash_init(0, overo_nand_partitions, + ARRAY_SIZE(overo_nand_partitions)); + usb_musb_init(NULL); usbhs_init(&usbhs_bdata); overo_spi_init(); overo_ads7846_init(); @@ -748,9 +580,9 @@ static void __init overo_init(void) omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT); omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT); - if ((gpio_request(OVERO_GPIO_W2W_NRESET, - "OVERO_GPIO_W2W_NRESET") == 0) && - (gpio_direction_output(OVERO_GPIO_W2W_NRESET, 1) == 0)) { + ret = gpio_request_one(OVERO_GPIO_W2W_NRESET, GPIOF_OUT_INIT_HIGH, + "OVERO_GPIO_W2W_NRESET"); + if (ret == 0) { gpio_export(OVERO_GPIO_W2W_NRESET, 0); gpio_set_value(OVERO_GPIO_W2W_NRESET, 0); udelay(10); @@ -760,25 +592,20 @@ static void __init overo_init(void) "OVERO_GPIO_W2W_NRESET\n"); } - if ((gpio_request(OVERO_GPIO_BT_XGATE, "OVERO_GPIO_BT_XGATE") == 0) && - (gpio_direction_output(OVERO_GPIO_BT_XGATE, 0) == 0)) + ret = gpio_request_array(overo_bt_gpios, ARRAY_SIZE(overo_bt_gpios)); + if (ret) { + pr_err("%s: could not obtain BT gpios\n", __func__); + } else { gpio_export(OVERO_GPIO_BT_XGATE, 0); - else - printk(KERN_ERR "could not obtain gpio for OVERO_GPIO_BT_XGATE\n"); - - if ((gpio_request(OVERO_GPIO_BT_NRESET, "OVERO_GPIO_BT_NRESET") == 0) && - (gpio_direction_output(OVERO_GPIO_BT_NRESET, 1) == 0)) { gpio_export(OVERO_GPIO_BT_NRESET, 0); gpio_set_value(OVERO_GPIO_BT_NRESET, 0); mdelay(6); gpio_set_value(OVERO_GPIO_BT_NRESET, 1); - } else { - printk(KERN_ERR "could not obtain gpio for " - "OVERO_GPIO_BT_NRESET\n"); } - if ((gpio_request(OVERO_GPIO_USBH_CPEN, "OVERO_GPIO_USBH_CPEN") == 0) && - (gpio_direction_output(OVERO_GPIO_USBH_CPEN, 1) == 0)) + ret = gpio_request_one(OVERO_GPIO_USBH_CPEN, GPIOF_OUT_INIT_HIGH, + "OVERO_GPIO_USBH_CPEN"); + if (ret == 0) gpio_export(OVERO_GPIO_USBH_CPEN, 0); else printk(KERN_ERR "could not obtain gpio for " diff --git a/arch/arm/mach-omap2/board-rm680.c b/arch/arm/mach-omap2/board-rm680.c index 2af8b05e786..42d10b12da3 100644 --- a/arch/arm/mach-omap2/board-rm680.c +++ b/arch/arm/mach-omap2/board-rm680.c @@ -31,6 +31,7 @@ #include "mux.h" #include "hsmmc.h" #include "sdram-nokia.h" +#include "common-board-devices.h" static struct regulator_consumer_supply rm680_vemmc_consumers[] = { REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1"), @@ -90,19 +91,9 @@ static struct twl4030_platform_data rm680_twl_data = { /* add rest of the children here */ }; -static struct i2c_board_info __initdata rm680_twl_i2c_board_info[] = { - { - I2C_BOARD_INFO("twl5031", 0x48), - .flags = I2C_CLIENT_WAKE, - .irq = INT_34XX_SYS_NIRQ, - .platform_data = &rm680_twl_data, - }, -}; - static void __init rm680_i2c_init(void) { - omap_register_i2c_bus(1, 2900, rm680_twl_i2c_board_info, - ARRAY_SIZE(rm680_twl_i2c_board_info)); + omap_pmic_init(1, 2900, "twl5031", INT_34XX_SYS_NIRQ, &rm680_twl_data); omap_register_i2c_bus(2, 400, NULL, 0); omap_register_i2c_bus(3, 400, NULL, 0); } @@ -153,17 +144,11 @@ static struct omap_board_mux board_mux[] __initdata = { }; #endif -static struct omap_musb_board_data rm680_musb_data = { - .interface_type = MUSB_INTERFACE_ULPI, - .mode = MUSB_PERIPHERAL, - .power = 100, -}; - static void __init rm680_init(void) { omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); omap_serial_init(); - usb_musb_init(&rm680_musb_data); + usb_musb_init(NULL); rm680_peripherals_init(); } diff --git a/arch/arm/mach-omap2/board-rx51-peripherals.c b/arch/arm/mach-omap2/board-rx51-peripherals.c index bbcb6775a6a..2e509f9149e 100644 --- a/arch/arm/mach-omap2/board-rx51-peripherals.c +++ b/arch/arm/mach-omap2/board-rx51-peripherals.c @@ -43,6 +43,7 @@ #include "mux.h" #include "hsmmc.h" +#include "common-board-devices.h" #define SYSTEM_REV_B_USES_VAUX3 0x1699 #define SYSTEM_REV_S_USES_VAUX3 0x8 @@ -557,10 +558,8 @@ static __init void rx51_init_si4713(void) static int rx51_twlgpio_setup(struct device *dev, unsigned gpio, unsigned n) { /* FIXME this gpio setup is just a placeholder for now */ - gpio_request(gpio + 6, "backlight_pwm"); - gpio_direction_output(gpio + 6, 0); - gpio_request(gpio + 7, "speaker_en"); - gpio_direction_output(gpio + 7, 1); + gpio_request_one(gpio + 6, GPIOF_OUT_INIT_LOW, "backlight_pwm"); + gpio_request_one(gpio + 7, GPIOF_OUT_INIT_HIGH, "speaker_en"); return 0; } @@ -777,15 +776,6 @@ static struct tpa6130a2_platform_data rx51_tpa6130a2_data __initdata_or_module = .power_gpio = 98, }; -static struct i2c_board_info __initdata rx51_peripherals_i2c_board_info_1[] = { - { - I2C_BOARD_INFO("twl5030", 0x48), - .flags = I2C_CLIENT_WAKE, - .irq = INT_34XX_SYS_NIRQ, - .platform_data = &rx51_twldata, - }, -}; - /* Audio setup data */ static struct aic3x_setup_data rx51_aic34_setup = { .gpio_func[0] = AIC3X_GPIO1_FUNC_DISABLED, @@ -833,8 +823,7 @@ static int __init rx51_i2c_init(void) rx51_twldata.vaux3 = &rx51_vaux3_cam; } rx51_twldata.vmmc2 = &rx51_vmmc2; - omap_register_i2c_bus(1, 2200, rx51_peripherals_i2c_board_info_1, - ARRAY_SIZE(rx51_peripherals_i2c_board_info_1)); + omap_pmic_init(1, 2200, "twl5030", INT_34XX_SYS_NIRQ, &rx51_twldata); omap_register_i2c_bus(2, 100, rx51_peripherals_i2c_board_info_2, ARRAY_SIZE(rx51_peripherals_i2c_board_info_2)); omap_register_i2c_bus(3, 400, NULL, 0); @@ -921,26 +910,20 @@ static void rx51_wl1251_set_power(bool enable) gpio_set_value(RX51_WL1251_POWER_GPIO, enable); } +static struct gpio rx51_wl1251_gpios[] __initdata = { + { RX51_WL1251_POWER_GPIO, GPIOF_OUT_INIT_LOW, "wl1251 power" }, + { RX51_WL1251_IRQ_GPIO, GPIOF_IN, "wl1251 irq" }, +}; + static void __init rx51_init_wl1251(void) { int irq, ret; - ret = gpio_request(RX51_WL1251_POWER_GPIO, "wl1251 power"); + ret = gpio_request_array(rx51_wl1251_gpios, + ARRAY_SIZE(rx51_wl1251_gpios)); if (ret < 0) goto error; - ret = gpio_direction_output(RX51_WL1251_POWER_GPIO, 0); - if (ret < 0) - goto err_power; - - ret = gpio_request(RX51_WL1251_IRQ_GPIO, "wl1251 irq"); - if (ret < 0) - goto err_power; - - ret = gpio_direction_input(RX51_WL1251_IRQ_GPIO); - if (ret < 0) - goto err_irq; - irq = gpio_to_irq(RX51_WL1251_IRQ_GPIO); if (irq < 0) goto err_irq; @@ -952,10 +935,7 @@ static void __init rx51_init_wl1251(void) err_irq: gpio_free(RX51_WL1251_IRQ_GPIO); - -err_power: gpio_free(RX51_WL1251_POWER_GPIO); - error: printk(KERN_ERR "wl1251 board initialisation failed\n"); wl1251_pdata.set_power = NULL; diff --git a/arch/arm/mach-omap2/board-rx51-video.c b/arch/arm/mach-omap2/board-rx51-video.c index 89a66db8b77..19777333aef 100644 --- a/arch/arm/mach-omap2/board-rx51-video.c +++ b/arch/arm/mach-omap2/board-rx51-video.c @@ -76,13 +76,12 @@ static int __init rx51_video_init(void) return 0; } - if (gpio_request(RX51_LCD_RESET_GPIO, "LCD ACX565AKM reset")) { + if (gpio_request_one(RX51_LCD_RESET_GPIO, GPIOF_OUT_INIT_HIGH, + "LCD ACX565AKM reset")) { pr_err("%s failed to get LCD Reset GPIO\n", __func__); return 0; } - gpio_direction_output(RX51_LCD_RESET_GPIO, 1); - omap_display_init(&rx51_dss_board_info); return 0; } diff --git a/arch/arm/mach-omap2/board-rx51.c b/arch/arm/mach-omap2/board-rx51.c index e964895b80e..f8ba20a14e6 100644 --- a/arch/arm/mach-omap2/board-rx51.c +++ b/arch/arm/mach-omap2/board-rx51.c @@ -141,14 +141,19 @@ static void __init rx51_init(void) static void __init rx51_map_io(void) { omap2_set_globals_3xxx(); - rx51_video_mem_init(); omap34xx_map_common_io(); } +static void __init rx51_reserve(void) +{ + rx51_video_mem_init(); + omap_reserve(); +} + MACHINE_START(NOKIA_RX51, "Nokia RX-51 board") /* Maintainer: Lauri Leukkunen <lauri.leukkunen@nokia.com> */ .boot_params = 0x80000100, - .reserve = omap_reserve, + .reserve = rx51_reserve, .map_io = rx51_map_io, .init_early = rx51_init_early, .init_irq = omap_init_irq, diff --git a/arch/arm/mach-omap2/board-zoom-debugboard.c b/arch/arm/mach-omap2/board-zoom-debugboard.c index 007ebdc6c99..6402e781c45 100644 --- a/arch/arm/mach-omap2/board-zoom-debugboard.c +++ b/arch/arm/mach-omap2/board-zoom-debugboard.c @@ -15,6 +15,7 @@ #include <linux/interrupt.h> #include <plat/gpmc.h> +#include <plat/gpmc-smsc911x.h> #include <mach/board-zoom.h> @@ -26,60 +27,16 @@ #define DEBUG_BASE 0x08000000 #define ZOOM_ETHR_START DEBUG_BASE -static struct resource zoom_smsc911x_resources[] = { - [0] = { - .start = ZOOM_ETHR_START, - .end = ZOOM_ETHR_START + SZ_4K, - .flags = IORESOURCE_MEM, - }, - [1] = { - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL, - }, -}; - -static struct smsc911x_platform_config zoom_smsc911x_config = { - .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW, - .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN, +static struct omap_smsc911x_platform_data zoom_smsc911x_cfg = { + .cs = ZOOM_SMSC911X_CS, + .gpio_irq = ZOOM_SMSC911X_GPIO, + .gpio_reset = -EINVAL, .flags = SMSC911X_USE_32BIT, - .phy_interface = PHY_INTERFACE_MODE_MII, -}; - -static struct platform_device zoom_smsc911x_device = { - .name = "smsc911x", - .id = -1, - .num_resources = ARRAY_SIZE(zoom_smsc911x_resources), - .resource = zoom_smsc911x_resources, - .dev = { - .platform_data = &zoom_smsc911x_config, - }, }; static inline void __init zoom_init_smsc911x(void) { - int eth_cs; - unsigned long cs_mem_base; - int eth_gpio = 0; - - eth_cs = ZOOM_SMSC911X_CS; - - if (gpmc_cs_request(eth_cs, SZ_16M, &cs_mem_base) < 0) { - printk(KERN_ERR "Failed to request GPMC mem for smsc911x\n"); - return; - } - - zoom_smsc911x_resources[0].start = cs_mem_base + 0x0; - zoom_smsc911x_resources[0].end = cs_mem_base + 0xff; - - eth_gpio = ZOOM_SMSC911X_GPIO; - - zoom_smsc911x_resources[1].start = OMAP_GPIO_IRQ(eth_gpio); - - if (gpio_request(eth_gpio, "smsc911x irq") < 0) { - printk(KERN_ERR "Failed to request GPIO%d for smsc911x IRQ\n", - eth_gpio); - return; - } - gpio_direction_input(eth_gpio); + gpmc_smsc911x_init(&zoom_smsc911x_cfg); } static struct plat_serial8250_port serial_platform_data[] = { @@ -120,12 +77,9 @@ static inline void __init zoom_init_quaduart(void) quart_gpio = ZOOM_QUADUART_GPIO; - if (gpio_request(quart_gpio, "TL16CP754C GPIO") < 0) { + if (gpio_request_one(quart_gpio, GPIOF_IN, "TL16CP754C GPIO") < 0) printk(KERN_ERR "Failed to request GPIO%d for TL16CP754C\n", quart_gpio); - return; - } - gpio_direction_input(quart_gpio); } static inline int omap_zoom_debugboard_detect(void) @@ -135,12 +89,12 @@ static inline int omap_zoom_debugboard_detect(void) debug_board_detect = ZOOM_SMSC911X_GPIO; - if (gpio_request(debug_board_detect, "Zoom debug board detect") < 0) { + if (gpio_request_one(debug_board_detect, GPIOF_IN, + "Zoom debug board detect") < 0) { printk(KERN_ERR "Failed to request GPIO%d for Zoom debug" "board detect\n", debug_board_detect); return 0; } - gpio_direction_input(debug_board_detect); if (!gpio_get_value(debug_board_detect)) { ret = 0; @@ -150,7 +104,6 @@ static inline int omap_zoom_debugboard_detect(void) } static struct platform_device *zoom_devices[] __initdata = { - &zoom_smsc911x_device, &zoom_debugboard_serial_device, }; diff --git a/arch/arm/mach-omap2/board-zoom-display.c b/arch/arm/mach-omap2/board-zoom-display.c index 37b84c2b850..ce53e82ba13 100644 --- a/arch/arm/mach-omap2/board-zoom-display.c +++ b/arch/arm/mach-omap2/board-zoom-display.c @@ -21,34 +21,19 @@ #define LCD_PANEL_RESET_GPIO_PILOT 55 #define LCD_PANEL_QVGA_GPIO 56 +static struct gpio zoom_lcd_gpios[] __initdata = { + { -EINVAL, GPIOF_OUT_INIT_HIGH, "lcd reset" }, + { LCD_PANEL_QVGA_GPIO, GPIOF_OUT_INIT_HIGH, "lcd qvga" }, +}; + static void zoom_lcd_panel_init(void) { - int ret; - unsigned char lcd_panel_reset_gpio; - - lcd_panel_reset_gpio = (omap_rev() > OMAP3430_REV_ES3_0) ? + zoom_lcd_gpios[0].gpio = (omap_rev() > OMAP3430_REV_ES3_0) ? LCD_PANEL_RESET_GPIO_PROD : LCD_PANEL_RESET_GPIO_PILOT; - ret = gpio_request(lcd_panel_reset_gpio, "lcd reset"); - if (ret) { - pr_err("Failed to get LCD reset GPIO (gpio%d).\n", - lcd_panel_reset_gpio); - return; - } - gpio_direction_output(lcd_panel_reset_gpio, 1); - - ret = gpio_request(LCD_PANEL_QVGA_GPIO, "lcd qvga"); - if (ret) { - pr_err("Failed to get LCD_PANEL_QVGA_GPIO (gpio%d).\n", - LCD_PANEL_QVGA_GPIO); - goto err0; - } - gpio_direction_output(LCD_PANEL_QVGA_GPIO, 1); - - return; -err0: - gpio_free(lcd_panel_reset_gpio); + if (gpio_request_array(zoom_lcd_gpios, ARRAY_SIZE(zoom_lcd_gpios))) + pr_err("%s: Failed to get LCD GPIOs.\n", __func__); } static int zoom_panel_enable_lcd(struct omap_dss_device *dssdev) diff --git a/arch/arm/mach-omap2/board-zoom-peripherals.c b/arch/arm/mach-omap2/board-zoom-peripherals.c index 8dee7549fbd..118c6f53c5e 100644 --- a/arch/arm/mach-omap2/board-zoom-peripherals.c +++ b/arch/arm/mach-omap2/board-zoom-peripherals.c @@ -31,6 +31,7 @@ #include "mux.h" #include "hsmmc.h" +#include "common-board-devices.h" #define OMAP_ZOOM_WLAN_PMENA_GPIO (101) #define OMAP_ZOOM_WLAN_IRQ_GPIO (162) @@ -276,13 +277,11 @@ static int zoom_twl_gpio_setup(struct device *dev, zoom_vsim_supply.dev = mmc[0].dev; zoom_vmmc2_supply.dev = mmc[1].dev; - ret = gpio_request(LCD_PANEL_ENABLE_GPIO, "lcd enable"); - if (ret) { + ret = gpio_request_one(LCD_PANEL_ENABLE_GPIO, GPIOF_OUT_INIT_LOW, + "lcd enable"); + if (ret) pr_err("Failed to get LCD_PANEL_ENABLE_GPIO (gpio%d).\n", LCD_PANEL_ENABLE_GPIO); - return ret; - } - gpio_direction_output(LCD_PANEL_ENABLE_GPIO, 0); return ret; } @@ -349,15 +348,6 @@ static struct twl4030_platform_data zoom_twldata = { .vdac = &zoom_vdac, }; -static struct i2c_board_info __initdata zoom_i2c_boardinfo[] = { - { - I2C_BOARD_INFO("twl5030", 0x48), - .flags = I2C_CLIENT_WAKE, - .irq = INT_34XX_SYS_NIRQ, - .platform_data = &zoom_twldata, - }, -}; - static int __init omap_i2c_init(void) { if (machine_is_omap_zoom2()) { @@ -365,19 +355,12 @@ static int __init omap_i2c_init(void) zoom_audio_data.hs_extmute = 1; zoom_audio_data.set_hs_extmute = zoom2_set_hs_extmute; } - omap_register_i2c_bus(1, 2400, zoom_i2c_boardinfo, - ARRAY_SIZE(zoom_i2c_boardinfo)); + omap_pmic_init(1, 2400, "twl5030", INT_34XX_SYS_NIRQ, &zoom_twldata); omap_register_i2c_bus(2, 400, NULL, 0); omap_register_i2c_bus(3, 400, NULL, 0); return 0; } -static struct omap_musb_board_data musb_board_data = { - .interface_type = MUSB_INTERFACE_ULPI, - .mode = MUSB_OTG, - .power = 100, -}; - static void enable_board_wakeup_source(void) { /* T2 interrupt line (keypad) */ @@ -392,7 +375,7 @@ void __init zoom_peripherals_init(void) omap_i2c_init(); platform_device_register(&omap_vwlan_device); - usb_musb_init(&musb_board_data); + usb_musb_init(NULL); enable_board_wakeup_source(); omap_serial_init(); } diff --git a/arch/arm/mach-omap2/clkt34xx_dpll3m2.c b/arch/arm/mach-omap2/clkt34xx_dpll3m2.c index b2b1e37bb6b..d6e34dd9e7e 100644 --- a/arch/arm/mach-omap2/clkt34xx_dpll3m2.c +++ b/arch/arm/mach-omap2/clkt34xx_dpll3m2.c @@ -115,6 +115,7 @@ int omap3_core_dpll_m2_set_rate(struct clk *clk, unsigned long rate) sdrc_cs0->rfr_ctrl, sdrc_cs0->actim_ctrla, sdrc_cs0->actim_ctrlb, sdrc_cs0->mr, 0, 0, 0, 0); + clk->rate = rate; return 0; } diff --git a/arch/arm/mach-omap2/clock44xx_data.c b/arch/arm/mach-omap2/clock44xx_data.c index 276992d3b7f..8c965671b4d 100644 --- a/arch/arm/mach-omap2/clock44xx_data.c +++ b/arch/arm/mach-omap2/clock44xx_data.c @@ -3116,14 +3116,9 @@ static struct omap_clk omap44xx_clks[] = { CLK(NULL, "dsp_fck", &dsp_fck, CK_443X), CLK("omapdss_dss", "sys_clk", &dss_sys_clk, CK_443X), CLK("omapdss_dss", "tv_clk", &dss_tv_clk, CK_443X), - CLK("omapdss_dss", "dss_clk", &dss_dss_clk, CK_443X), CLK("omapdss_dss", "video_clk", &dss_48mhz_clk, CK_443X), - CLK("omapdss_dss", "fck", &dss_fck, CK_443X), - /* - * On OMAP4, DSS ick is a dummy clock; this is needed for compatibility - * with OMAP2/3. - */ - CLK("omapdss_dss", "ick", &dummy_ck, CK_443X), + CLK("omapdss_dss", "fck", &dss_dss_clk, CK_443X), + CLK("omapdss_dss", "ick", &dss_fck, CK_443X), CLK(NULL, "efuse_ctrl_cust_fck", &efuse_ctrl_cust_fck, CK_443X), CLK(NULL, "emif1_fck", &emif1_fck, CK_443X), CLK(NULL, "emif2_fck", &emif2_fck, CK_443X), diff --git a/arch/arm/mach-omap2/cm2xxx_3xxx.c b/arch/arm/mach-omap2/cm2xxx_3xxx.c index 9d0dec806e9..38830d8d478 100644 --- a/arch/arm/mach-omap2/cm2xxx_3xxx.c +++ b/arch/arm/mach-omap2/cm2xxx_3xxx.c @@ -247,6 +247,7 @@ struct omap3_cm_regs { u32 per_cm_clksel; u32 emu_cm_clksel; u32 emu_cm_clkstctrl; + u32 pll_cm_autoidle; u32 pll_cm_autoidle2; u32 pll_cm_clksel4; u32 pll_cm_clksel5; @@ -319,6 +320,15 @@ void omap3_cm_save_context(void) omap2_cm_read_mod_reg(OMAP3430_EMU_MOD, CM_CLKSEL1); cm_context.emu_cm_clkstctrl = omap2_cm_read_mod_reg(OMAP3430_EMU_MOD, OMAP2_CM_CLKSTCTRL); + /* + * As per erratum i671, ROM code does not respect the PER DPLL + * programming scheme if CM_AUTOIDLE_PLL.AUTO_PERIPH_DPLL == 1. + * In this case, even though this register has been saved in + * scratchpad contents, we need to restore AUTO_PERIPH_DPLL + * by ourselves. So, we need to save it anyway. + */ + cm_context.pll_cm_autoidle = + omap2_cm_read_mod_reg(PLL_MOD, CM_AUTOIDLE); cm_context.pll_cm_autoidle2 = omap2_cm_read_mod_reg(PLL_MOD, CM_AUTOIDLE2); cm_context.pll_cm_clksel4 = @@ -441,6 +451,13 @@ void omap3_cm_restore_context(void) CM_CLKSEL1); omap2_cm_write_mod_reg(cm_context.emu_cm_clkstctrl, OMAP3430_EMU_MOD, OMAP2_CM_CLKSTCTRL); + /* + * As per erratum i671, ROM code does not respect the PER DPLL + * programming scheme if CM_AUTOIDLE_PLL.AUTO_PERIPH_DPLL == 1. + * In this case, we need to restore AUTO_PERIPH_DPLL by ourselves. + */ + omap2_cm_write_mod_reg(cm_context.pll_cm_autoidle, PLL_MOD, + CM_AUTOIDLE); omap2_cm_write_mod_reg(cm_context.pll_cm_autoidle2, PLL_MOD, CM_AUTOIDLE2); omap2_cm_write_mod_reg(cm_context.pll_cm_clksel4, PLL_MOD, diff --git a/arch/arm/mach-omap2/common-board-devices.c b/arch/arm/mach-omap2/common-board-devices.c new file mode 100644 index 00000000000..e94903b2c65 --- /dev/null +++ b/arch/arm/mach-omap2/common-board-devices.c @@ -0,0 +1,163 @@ +/* + * common-board-devices.c + * + * Copyright (C) 2011 CompuLab, Ltd. + * Author: Mike Rapoport <mike@compulab.co.il> + * + * 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. + * + * 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., 51 Franklin St, Fifth Floor, Boston, MA + * 02110-1301 USA + * + */ + +#include <linux/i2c.h> +#include <linux/i2c/twl.h> + +#include <linux/gpio.h> +#include <linux/spi/spi.h> +#include <linux/spi/ads7846.h> + +#include <plat/i2c.h> +#include <plat/mcspi.h> +#include <plat/nand.h> + +#include "common-board-devices.h" + +static struct i2c_board_info __initdata pmic_i2c_board_info = { + .addr = 0x48, + .flags = I2C_CLIENT_WAKE, +}; + +void __init omap_pmic_init(int bus, u32 clkrate, + const char *pmic_type, int pmic_irq, + struct twl4030_platform_data *pmic_data) +{ + strncpy(pmic_i2c_board_info.type, pmic_type, + sizeof(pmic_i2c_board_info.type)); + pmic_i2c_board_info.irq = pmic_irq; + pmic_i2c_board_info.platform_data = pmic_data; + + omap_register_i2c_bus(bus, clkrate, &pmic_i2c_board_info, 1); +} + +#if defined(CONFIG_TOUCHSCREEN_ADS7846) || \ + defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE) +static struct omap2_mcspi_device_config ads7846_mcspi_config = { + .turbo_mode = 0, + .single_channel = 1, /* 0: slave, 1: master */ +}; + +static struct ads7846_platform_data ads7846_config = { + .x_max = 0x0fff, + .y_max = 0x0fff, + .x_plate_ohms = 180, + .pressure_max = 255, + .debounce_max = 10, + .debounce_tol = 3, + .debounce_rep = 1, + .gpio_pendown = -EINVAL, + .keep_vref_on = 1, +}; + +static struct spi_board_info ads7846_spi_board_info __initdata = { + .modalias = "ads7846", + .bus_num = -EINVAL, + .chip_select = 0, + .max_speed_hz = 1500000, + .controller_data = &ads7846_mcspi_config, + .irq = -EINVAL, + .platform_data = &ads7846_config, +}; + +void __init omap_ads7846_init(int bus_num, int gpio_pendown, int gpio_debounce, + struct ads7846_platform_data *board_pdata) +{ + struct spi_board_info *spi_bi = &ads7846_spi_board_info; + int err; + + err = gpio_request(gpio_pendown, "TS PenDown"); + if (err) { + pr_err("Could not obtain gpio for TS PenDown: %d\n", err); + return; + } + + gpio_direction_input(gpio_pendown); + gpio_export(gpio_pendown, 0); + + if (gpio_debounce) + gpio_set_debounce(gpio_pendown, gpio_debounce); + + ads7846_config.gpio_pendown = gpio_pendown; + + spi_bi->bus_num = bus_num; + spi_bi->irq = OMAP_GPIO_IRQ(gpio_pendown); + + if (board_pdata) + spi_bi->platform_data = board_pdata; + + spi_register_board_info(&ads7846_spi_board_info, 1); +} +#else +void __init omap_ads7846_init(int bus_num, int gpio_pendown, int gpio_debounce, + struct ads7846_platform_data *board_pdata) +{ +} +#endif + +#if defined(CONFIG_MTD_NAND_OMAP2) || defined(CONFIG_MTD_NAND_OMAP2_MODULE) +static struct omap_nand_platform_data nand_data = { + .dma_channel = -1, /* disable DMA in OMAP NAND driver */ +}; + +void __init omap_nand_flash_init(int options, struct mtd_partition *parts, + int nr_parts) +{ + u8 cs = 0; + u8 nandcs = GPMC_CS_NUM + 1; + + /* find out the chip-select on which NAND exists */ + while (cs < GPMC_CS_NUM) { + u32 ret = 0; + ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG1); + + if ((ret & 0xC00) == 0x800) { + printk(KERN_INFO "Found NAND on CS%d\n", cs); + if (nandcs > GPMC_CS_NUM) + nandcs = cs; + } + cs++; + } + + if (nandcs > GPMC_CS_NUM) { + printk(KERN_INFO "NAND: Unable to find configuration " + "in GPMC\n "); + return; + } + + if (nandcs < GPMC_CS_NUM) { + nand_data.cs = nandcs; + nand_data.parts = parts; + nand_data.nr_parts = nr_parts; + nand_data.options = options; + + printk(KERN_INFO "Registering NAND on CS%d\n", nandcs); + if (gpmc_nand_init(&nand_data) < 0) + printk(KERN_ERR "Unable to register NAND device\n"); + } +} +#else +void __init omap_nand_flash_init(int options, struct mtd_partition *parts, + int nr_parts) +{ +} +#endif diff --git a/arch/arm/mach-omap2/common-board-devices.h b/arch/arm/mach-omap2/common-board-devices.h new file mode 100644 index 00000000000..eb80b3b0ef4 --- /dev/null +++ b/arch/arm/mach-omap2/common-board-devices.h @@ -0,0 +1,35 @@ +#ifndef __OMAP_COMMON_BOARD_DEVICES__ +#define __OMAP_COMMON_BOARD_DEVICES__ + +struct twl4030_platform_data; +struct mtd_partition; + +void omap_pmic_init(int bus, u32 clkrate, const char *pmic_type, int pmic_irq, + struct twl4030_platform_data *pmic_data); + +static inline void omap2_pmic_init(const char *pmic_type, + struct twl4030_platform_data *pmic_data) +{ + omap_pmic_init(2, 2600, pmic_type, INT_24XX_SYS_NIRQ, pmic_data); +} + +static inline void omap3_pmic_init(const char *pmic_type, + struct twl4030_platform_data *pmic_data) +{ + omap_pmic_init(1, 2600, pmic_type, INT_34XX_SYS_NIRQ, pmic_data); +} + +static inline void omap4_pmic_init(const char *pmic_type, + struct twl4030_platform_data *pmic_data) +{ + /* Phoenix Audio IC needs I2C1 to start with 400 KHz or less */ + omap_pmic_init(1, 400, pmic_type, OMAP44XX_IRQ_SYS_1N, pmic_data); +} + +struct ads7846_platform_data; + +void omap_ads7846_init(int bus_num, int gpio_pendown, int gpio_debounce, + struct ads7846_platform_data *board_pdata); +void omap_nand_flash_init(int opts, struct mtd_partition *parts, int n_parts); + +#endif /* __OMAP_COMMON_BOARD_DEVICES__ */ diff --git a/arch/arm/mach-omap2/control.c b/arch/arm/mach-omap2/control.c index 69527941902..da53ba3917c 100644 --- a/arch/arm/mach-omap2/control.c +++ b/arch/arm/mach-omap2/control.c @@ -316,8 +316,14 @@ void omap3_save_scratchpad_contents(void) omap2_cm_read_mod_reg(WKUP_MOD, CM_CLKSEL); prcm_block_contents.cm_clken_pll = omap2_cm_read_mod_reg(PLL_MOD, CM_CLKEN); + /* + * As per erratum i671, ROM code does not respect the PER DPLL + * programming scheme if CM_AUTOIDLE_PLL..AUTO_PERIPH_DPLL == 1. + * Then, in anycase, clear these bits to avoid extra latencies. + */ prcm_block_contents.cm_autoidle_pll = - omap2_cm_read_mod_reg(PLL_MOD, OMAP3430_CM_AUTOIDLE_PLL); + omap2_cm_read_mod_reg(PLL_MOD, CM_AUTOIDLE) & + ~OMAP3430_AUTO_PERIPH_DPLL_MASK; prcm_block_contents.cm_clksel1_pll = omap2_cm_read_mod_reg(PLL_MOD, OMAP3430_CM_CLKSEL1_PLL); prcm_block_contents.cm_clksel2_pll = diff --git a/arch/arm/mach-omap2/gpmc-smc91x.c b/arch/arm/mach-omap2/gpmc-smc91x.c index 877c6f5807b..ba10c24f3d8 100644 --- a/arch/arm/mach-omap2/gpmc-smc91x.c +++ b/arch/arm/mach-omap2/gpmc-smc91x.c @@ -147,25 +147,24 @@ void __init gpmc_smc91x_init(struct omap_smc91x_platform_data *board_data) goto free1; } - if (gpio_request(gpmc_cfg->gpio_irq, "SMC91X irq") < 0) + if (gpio_request_one(gpmc_cfg->gpio_irq, GPIOF_IN, "SMC91X irq") < 0) goto free1; - gpio_direction_input(gpmc_cfg->gpio_irq); gpmc_smc91x_resources[1].start = gpio_to_irq(gpmc_cfg->gpio_irq); if (gpmc_cfg->gpio_pwrdwn) { - ret = gpio_request(gpmc_cfg->gpio_pwrdwn, "SMC91X powerdown"); + ret = gpio_request_one(gpmc_cfg->gpio_pwrdwn, + GPIOF_OUT_INIT_LOW, "SMC91X powerdown"); if (ret) goto free2; - gpio_direction_output(gpmc_cfg->gpio_pwrdwn, 0); } if (gpmc_cfg->gpio_reset) { - ret = gpio_request(gpmc_cfg->gpio_reset, "SMC91X reset"); + ret = gpio_request_one(gpmc_cfg->gpio_reset, + GPIOF_OUT_INIT_LOW, "SMC91X reset"); if (ret) goto free3; - gpio_direction_output(gpmc_cfg->gpio_reset, 0); gpio_set_value(gpmc_cfg->gpio_reset, 1); msleep(100); gpio_set_value(gpmc_cfg->gpio_reset, 0); diff --git a/arch/arm/mach-omap2/gpmc-smsc911x.c b/arch/arm/mach-omap2/gpmc-smsc911x.c index 703f150dd01..997033129d2 100644 --- a/arch/arm/mach-omap2/gpmc-smsc911x.c +++ b/arch/arm/mach-omap2/gpmc-smsc911x.c @@ -10,6 +10,7 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ +#define pr_fmt(fmt) "%s: " fmt, __func__ #include <linux/kernel.h> #include <linux/platform_device.h> @@ -30,7 +31,7 @@ static struct resource gpmc_smsc911x_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .flags = IORESOURCE_IRQ, + .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL, }, }; @@ -41,16 +42,6 @@ static struct smsc911x_platform_config gpmc_smsc911x_config = { .flags = SMSC911X_USE_16BIT, }; -static struct platform_device gpmc_smsc911x_device = { - .name = "smsc911x", - .id = -1, - .num_resources = ARRAY_SIZE(gpmc_smsc911x_resources), - .resource = gpmc_smsc911x_resources, - .dev = { - .platform_data = &gpmc_smsc911x_config, - }, -}; - /* * Initialize smsc911x device connected to the GPMC. Note that we * assume that pin multiplexing is done in the board-*.c file, @@ -58,46 +49,49 @@ static struct platform_device gpmc_smsc911x_device = { */ void __init gpmc_smsc911x_init(struct omap_smsc911x_platform_data *board_data) { + struct platform_device *pdev; unsigned long cs_mem_base; int ret; gpmc_cfg = board_data; if (gpmc_cs_request(gpmc_cfg->cs, SZ_16M, &cs_mem_base) < 0) { - printk(KERN_ERR "Failed to request GPMC mem for smsc911x\n"); + pr_err("Failed to request GPMC mem region\n"); return; } gpmc_smsc911x_resources[0].start = cs_mem_base + 0x0; gpmc_smsc911x_resources[0].end = cs_mem_base + 0xff; - if (gpio_request(gpmc_cfg->gpio_irq, "smsc911x irq") < 0) { - printk(KERN_ERR "Failed to request GPIO%d for smsc911x IRQ\n", - gpmc_cfg->gpio_irq); + if (gpio_request_one(gpmc_cfg->gpio_irq, GPIOF_IN, "smsc911x irq")) { + pr_err("Failed to request IRQ GPIO%d\n", gpmc_cfg->gpio_irq); goto free1; } - gpio_direction_input(gpmc_cfg->gpio_irq); gpmc_smsc911x_resources[1].start = gpio_to_irq(gpmc_cfg->gpio_irq); - gpmc_smsc911x_resources[1].flags |= - (gpmc_cfg->flags & IRQF_TRIGGER_MASK); if (gpio_is_valid(gpmc_cfg->gpio_reset)) { - ret = gpio_request(gpmc_cfg->gpio_reset, "smsc911x reset"); + ret = gpio_request_one(gpmc_cfg->gpio_reset, + GPIOF_OUT_INIT_HIGH, "smsc911x reset"); if (ret) { - printk(KERN_ERR "Failed to request GPIO%d for smsc911x reset\n", - gpmc_cfg->gpio_reset); + pr_err("Failed to request reset GPIO%d\n", + gpmc_cfg->gpio_reset); goto free2; } - gpio_direction_output(gpmc_cfg->gpio_reset, 1); gpio_set_value(gpmc_cfg->gpio_reset, 0); msleep(100); gpio_set_value(gpmc_cfg->gpio_reset, 1); } - if (platform_device_register(&gpmc_smsc911x_device) < 0) { - printk(KERN_ERR "Unable to register smsc911x device\n"); + if (gpmc_cfg->flags) + gpmc_smsc911x_config.flags = gpmc_cfg->flags; + + pdev = platform_device_register_resndata(NULL, "smsc911x", gpmc_cfg->id, + gpmc_smsc911x_resources, ARRAY_SIZE(gpmc_smsc911x_resources), + &gpmc_smsc911x_config, sizeof(gpmc_smsc911x_config)); + if (!pdev) { + pr_err("Unable to register platform device\n"); gpio_free(gpmc_cfg->gpio_reset); goto free2; } @@ -109,5 +103,5 @@ free2: free1: gpmc_cs_free(gpmc_cfg->cs); - printk(KERN_ERR "Could not initialize smsc911x\n"); + pr_err("Could not initialize smsc911x device\n"); } diff --git a/arch/arm/mach-omap2/omap_hwmod_2420_data.c b/arch/arm/mach-omap2/omap_hwmod_2420_data.c index 8eb3ce1bbfb..c4d0ae87d62 100644 --- a/arch/arm/mach-omap2/omap_hwmod_2420_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_2420_data.c @@ -1639,6 +1639,7 @@ static struct omap_hwmod_ocp_if *omap2420_gpio1_slaves[] = { static struct omap_hwmod omap2420_gpio1_hwmod = { .name = "gpio1", + .flags = HWMOD_CONTROL_OPT_CLKS_IN_RESET, .mpu_irqs = omap242x_gpio1_irqs, .mpu_irqs_cnt = ARRAY_SIZE(omap242x_gpio1_irqs), .main_clk = "gpios_fck", @@ -1669,6 +1670,7 @@ static struct omap_hwmod_ocp_if *omap2420_gpio2_slaves[] = { static struct omap_hwmod omap2420_gpio2_hwmod = { .name = "gpio2", + .flags = HWMOD_CONTROL_OPT_CLKS_IN_RESET, .mpu_irqs = omap242x_gpio2_irqs, .mpu_irqs_cnt = ARRAY_SIZE(omap242x_gpio2_irqs), .main_clk = "gpios_fck", @@ -1699,6 +1701,7 @@ static struct omap_hwmod_ocp_if *omap2420_gpio3_slaves[] = { static struct omap_hwmod omap2420_gpio3_hwmod = { .name = "gpio3", + .flags = HWMOD_CONTROL_OPT_CLKS_IN_RESET, .mpu_irqs = omap242x_gpio3_irqs, .mpu_irqs_cnt = ARRAY_SIZE(omap242x_gpio3_irqs), .main_clk = "gpios_fck", @@ -1729,6 +1732,7 @@ static struct omap_hwmod_ocp_if *omap2420_gpio4_slaves[] = { static struct omap_hwmod omap2420_gpio4_hwmod = { .name = "gpio4", + .flags = HWMOD_CONTROL_OPT_CLKS_IN_RESET, .mpu_irqs = omap242x_gpio4_irqs, .mpu_irqs_cnt = ARRAY_SIZE(omap242x_gpio4_irqs), .main_clk = "gpios_fck", @@ -1782,7 +1786,7 @@ static struct omap_hwmod_irq_info omap2420_dma_system_irqs[] = { static struct omap_hwmod_addr_space omap2420_dma_system_addrs[] = { { .pa_start = 0x48056000, - .pa_end = 0x4a0560ff, + .pa_end = 0x48056fff, .flags = ADDR_TYPE_RT }, }; diff --git a/arch/arm/mach-omap2/omap_hwmod_2430_data.c b/arch/arm/mach-omap2/omap_hwmod_2430_data.c index e6e3810db77..9682dd519f8 100644 --- a/arch/arm/mach-omap2/omap_hwmod_2430_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_2430_data.c @@ -1742,6 +1742,7 @@ static struct omap_hwmod_ocp_if *omap2430_gpio1_slaves[] = { static struct omap_hwmod omap2430_gpio1_hwmod = { .name = "gpio1", + .flags = HWMOD_CONTROL_OPT_CLKS_IN_RESET, .mpu_irqs = omap243x_gpio1_irqs, .mpu_irqs_cnt = ARRAY_SIZE(omap243x_gpio1_irqs), .main_clk = "gpios_fck", @@ -1772,6 +1773,7 @@ static struct omap_hwmod_ocp_if *omap2430_gpio2_slaves[] = { static struct omap_hwmod omap2430_gpio2_hwmod = { .name = "gpio2", + .flags = HWMOD_CONTROL_OPT_CLKS_IN_RESET, .mpu_irqs = omap243x_gpio2_irqs, .mpu_irqs_cnt = ARRAY_SIZE(omap243x_gpio2_irqs), .main_clk = "gpios_fck", @@ -1802,6 +1804,7 @@ static struct omap_hwmod_ocp_if *omap2430_gpio3_slaves[] = { static struct omap_hwmod omap2430_gpio3_hwmod = { .name = "gpio3", + .flags = HWMOD_CONTROL_OPT_CLKS_IN_RESET, .mpu_irqs = omap243x_gpio3_irqs, .mpu_irqs_cnt = ARRAY_SIZE(omap243x_gpio3_irqs), .main_clk = "gpios_fck", @@ -1832,6 +1835,7 @@ static struct omap_hwmod_ocp_if *omap2430_gpio4_slaves[] = { static struct omap_hwmod omap2430_gpio4_hwmod = { .name = "gpio4", + .flags = HWMOD_CONTROL_OPT_CLKS_IN_RESET, .mpu_irqs = omap243x_gpio4_irqs, .mpu_irqs_cnt = ARRAY_SIZE(omap243x_gpio4_irqs), .main_clk = "gpios_fck", @@ -1862,6 +1866,7 @@ static struct omap_hwmod_ocp_if *omap2430_gpio5_slaves[] = { static struct omap_hwmod omap2430_gpio5_hwmod = { .name = "gpio5", + .flags = HWMOD_CONTROL_OPT_CLKS_IN_RESET, .mpu_irqs = omap243x_gpio5_irqs, .mpu_irqs_cnt = ARRAY_SIZE(omap243x_gpio5_irqs), .main_clk = "gpio5_fck", @@ -1915,7 +1920,7 @@ static struct omap_hwmod_irq_info omap2430_dma_system_irqs[] = { static struct omap_hwmod_addr_space omap2430_dma_system_addrs[] = { { .pa_start = 0x48056000, - .pa_end = 0x4a0560ff, + .pa_end = 0x48056fff, .flags = ADDR_TYPE_RT }, }; diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c index b98e2dfcba2..909a84de668 100644 --- a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c @@ -2141,6 +2141,7 @@ static struct omap_hwmod_ocp_if *omap3xxx_gpio1_slaves[] = { static struct omap_hwmod omap3xxx_gpio1_hwmod = { .name = "gpio1", + .flags = HWMOD_CONTROL_OPT_CLKS_IN_RESET, .mpu_irqs = omap3xxx_gpio1_irqs, .mpu_irqs_cnt = ARRAY_SIZE(omap3xxx_gpio1_irqs), .main_clk = "gpio1_ick", @@ -2177,6 +2178,7 @@ static struct omap_hwmod_ocp_if *omap3xxx_gpio2_slaves[] = { static struct omap_hwmod omap3xxx_gpio2_hwmod = { .name = "gpio2", + .flags = HWMOD_CONTROL_OPT_CLKS_IN_RESET, .mpu_irqs = omap3xxx_gpio2_irqs, .mpu_irqs_cnt = ARRAY_SIZE(omap3xxx_gpio2_irqs), .main_clk = "gpio2_ick", @@ -2213,6 +2215,7 @@ static struct omap_hwmod_ocp_if *omap3xxx_gpio3_slaves[] = { static struct omap_hwmod omap3xxx_gpio3_hwmod = { .name = "gpio3", + .flags = HWMOD_CONTROL_OPT_CLKS_IN_RESET, .mpu_irqs = omap3xxx_gpio3_irqs, .mpu_irqs_cnt = ARRAY_SIZE(omap3xxx_gpio3_irqs), .main_clk = "gpio3_ick", @@ -2249,6 +2252,7 @@ static struct omap_hwmod_ocp_if *omap3xxx_gpio4_slaves[] = { static struct omap_hwmod omap3xxx_gpio4_hwmod = { .name = "gpio4", + .flags = HWMOD_CONTROL_OPT_CLKS_IN_RESET, .mpu_irqs = omap3xxx_gpio4_irqs, .mpu_irqs_cnt = ARRAY_SIZE(omap3xxx_gpio4_irqs), .main_clk = "gpio4_ick", @@ -2285,6 +2289,7 @@ static struct omap_hwmod_ocp_if *omap3xxx_gpio5_slaves[] = { static struct omap_hwmod omap3xxx_gpio5_hwmod = { .name = "gpio5", + .flags = HWMOD_CONTROL_OPT_CLKS_IN_RESET, .mpu_irqs = omap3xxx_gpio5_irqs, .mpu_irqs_cnt = ARRAY_SIZE(omap3xxx_gpio5_irqs), .main_clk = "gpio5_ick", @@ -2321,6 +2326,7 @@ static struct omap_hwmod_ocp_if *omap3xxx_gpio6_slaves[] = { static struct omap_hwmod omap3xxx_gpio6_hwmod = { .name = "gpio6", + .flags = HWMOD_CONTROL_OPT_CLKS_IN_RESET, .mpu_irqs = omap3xxx_gpio6_irqs, .mpu_irqs_cnt = ARRAY_SIZE(omap3xxx_gpio6_irqs), .main_clk = "gpio6_ick", @@ -2386,7 +2392,7 @@ static struct omap_hwmod_irq_info omap3xxx_dma_system_irqs[] = { static struct omap_hwmod_addr_space omap3xxx_dma_system_addrs[] = { { .pa_start = 0x48056000, - .pa_end = 0x4a0560ff, + .pa_end = 0x48056fff, .flags = ADDR_TYPE_RT }, }; diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c index 3e88dd3f8ef..abc548a0c98 100644 --- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c @@ -885,7 +885,7 @@ static struct omap_hwmod_ocp_if *omap44xx_dma_system_masters[] = { static struct omap_hwmod_addr_space omap44xx_dma_system_addrs[] = { { .pa_start = 0x4a056000, - .pa_end = 0x4a0560ff, + .pa_end = 0x4a056fff, .flags = ADDR_TYPE_RT }, }; diff --git a/arch/arm/mach-omap2/omap_l3_noc.c b/arch/arm/mach-omap2/omap_l3_noc.c index 82632c24076..7b9f1909ddb 100644 --- a/arch/arm/mach-omap2/omap_l3_noc.c +++ b/arch/arm/mach-omap2/omap_l3_noc.c @@ -63,10 +63,7 @@ static irqreturn_t l3_interrupt_handler(int irq, void *_l3) char *source_name; /* Get the Type of interrupt */ - if (irq == l3->app_irq) - inttype = L3_APPLICATION_ERROR; - else - inttype = L3_DEBUG_ERROR; + inttype = irq == l3->app_irq ? L3_APPLICATION_ERROR : L3_DEBUG_ERROR; for (i = 0; i < L3_MODULES; i++) { /* @@ -84,10 +81,10 @@ static irqreturn_t l3_interrupt_handler(int irq, void *_l3) err_src = j; /* Read the stderrlog_main_source from clk domain */ - std_err_main_addr = base + (*(l3_targ[i] + err_src)); - std_err_main = readl(std_err_main_addr); + std_err_main_addr = base + *(l3_targ[i] + err_src); + std_err_main = readl(std_err_main_addr); - switch ((std_err_main & CUSTOM_ERROR)) { + switch (std_err_main & CUSTOM_ERROR) { case STANDARD_ERROR: source_name = l3_targ_stderrlog_main_name[i][err_src]; @@ -132,49 +129,49 @@ static int __init omap4_l3_probe(struct platform_device *pdev) l3 = kzalloc(sizeof(*l3), GFP_KERNEL); if (!l3) - ret = -ENOMEM; + return -ENOMEM; platform_set_drvdata(pdev, l3); res = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!res) { dev_err(&pdev->dev, "couldn't find resource 0\n"); ret = -ENODEV; - goto err1; + goto err0; } l3->l3_base[0] = ioremap(res->start, resource_size(res)); - if (!(l3->l3_base[0])) { + if (!l3->l3_base[0]) { dev_err(&pdev->dev, "ioremap failed\n"); ret = -ENOMEM; - goto err2; + goto err0; } res = platform_get_resource(pdev, IORESOURCE_MEM, 1); if (!res) { dev_err(&pdev->dev, "couldn't find resource 1\n"); ret = -ENODEV; - goto err3; + goto err1; } l3->l3_base[1] = ioremap(res->start, resource_size(res)); - if (!(l3->l3_base[1])) { + if (!l3->l3_base[1]) { dev_err(&pdev->dev, "ioremap failed\n"); ret = -ENOMEM; - goto err4; + goto err1; } res = platform_get_resource(pdev, IORESOURCE_MEM, 2); if (!res) { dev_err(&pdev->dev, "couldn't find resource 2\n"); ret = -ENODEV; - goto err5; + goto err2; } l3->l3_base[2] = ioremap(res->start, resource_size(res)); - if (!(l3->l3_base[2])) { + if (!l3->l3_base[2]) { dev_err(&pdev->dev, "ioremap failed\n"); ret = -ENOMEM; - goto err6; + goto err2; } /* @@ -187,7 +184,7 @@ static int __init omap4_l3_probe(struct platform_device *pdev) if (ret) { pr_crit("L3: request_irq failed to register for 0x%x\n", OMAP44XX_IRQ_L3_DBG); - goto err7; + goto err3; } l3->debug_irq = irq; @@ -198,24 +195,22 @@ static int __init omap4_l3_probe(struct platform_device *pdev) if (ret) { pr_crit("L3: request_irq failed to register for 0x%x\n", OMAP44XX_IRQ_L3_APP); - goto err8; + goto err4; } l3->app_irq = irq; - goto err0; -err8: -err7: - iounmap(l3->l3_base[2]); -err6: -err5: - iounmap(l3->l3_base[1]); + return 0; + err4: + free_irq(l3->debug_irq, l3); err3: - iounmap(l3->l3_base[0]); + iounmap(l3->l3_base[2]); err2: + iounmap(l3->l3_base[1]); err1: - kfree(l3); + iounmap(l3->l3_base[0]); err0: + kfree(l3); return ret; } diff --git a/arch/arm/mach-omap2/omap_l3_smx.c b/arch/arm/mach-omap2/omap_l3_smx.c index 5f2da7565b6..873c0e33b51 100644 --- a/arch/arm/mach-omap2/omap_l3_smx.c +++ b/arch/arm/mach-omap2/omap_l3_smx.c @@ -155,7 +155,7 @@ static irqreturn_t omap3_l3_block_irq(struct omap3_l3 *l3, u8 multi = error & L3_ERROR_LOG_MULTI; u32 address = omap3_l3_decode_addr(error_addr); - WARN(true, "%s Error seen by %s %s at address %x\n", + WARN(true, "%s seen by %s %s at address %x\n", omap3_l3_code_string(code), omap3_l3_initiator_string(initid), multi ? "Multiple Errors" : "", @@ -167,21 +167,15 @@ static irqreturn_t omap3_l3_block_irq(struct omap3_l3 *l3, static irqreturn_t omap3_l3_app_irq(int irq, void *_l3) { struct omap3_l3 *l3 = _l3; - u64 status, clear; u64 error; u64 error_addr; u64 err_source = 0; void __iomem *base; int int_type; - irqreturn_t ret = IRQ_NONE; - if (irq == l3->app_irq) - int_type = L3_APPLICATION_ERROR; - else - int_type = L3_DEBUG_ERROR; - + int_type = irq == l3->app_irq ? L3_APPLICATION_ERROR : L3_DEBUG_ERROR; if (!int_type) { status = omap3_l3_readll(l3->rt, L3_SI_FLAG_STATUS_0); /* @@ -196,13 +190,12 @@ static irqreturn_t omap3_l3_app_irq(int irq, void *_l3) /* No timeout error for debug sources */ } - base = ((l3->rt) + (*(omap3_l3_bases[int_type] + err_source))); - /* identify the error source */ for (err_source = 0; !(status & (1 << err_source)); err_source++) ; - error = omap3_l3_readll(base, L3_ERROR_LOG); + base = l3->rt + *(omap3_l3_bases[int_type] + err_source); + error = omap3_l3_readll(base, L3_ERROR_LOG); if (error) { error_addr = omap3_l3_readll(base, L3_ERROR_LOG_ADDR); @@ -210,9 +203,8 @@ static irqreturn_t omap3_l3_app_irq(int irq, void *_l3) } /* Clear the status register */ - clear = ((L3_AGENT_STATUS_CLEAR_IA << int_type) | - (L3_AGENT_STATUS_CLEAR_TA)); - + clear = (L3_AGENT_STATUS_CLEAR_IA << int_type) | + L3_AGENT_STATUS_CLEAR_TA; omap3_l3_writell(base, L3_AGENT_STATUS, clear); /* clear the error log register */ @@ -228,10 +220,8 @@ static int __init omap3_l3_probe(struct platform_device *pdev) int ret; l3 = kzalloc(sizeof(*l3), GFP_KERNEL); - if (!l3) { - ret = -ENOMEM; - goto err0; - } + if (!l3) + return -ENOMEM; platform_set_drvdata(pdev, l3); @@ -239,13 +229,13 @@ static int __init omap3_l3_probe(struct platform_device *pdev) if (!res) { dev_err(&pdev->dev, "couldn't find resource\n"); ret = -ENODEV; - goto err1; + goto err0; } l3->rt = ioremap(res->start, resource_size(res)); - if (!(l3->rt)) { + if (!l3->rt) { dev_err(&pdev->dev, "ioremap failed\n"); ret = -ENOMEM; - goto err2; + goto err0; } l3->debug_irq = platform_get_irq(pdev, 0); @@ -254,28 +244,26 @@ static int __init omap3_l3_probe(struct platform_device *pdev) "l3-debug-irq", l3); if (ret) { dev_err(&pdev->dev, "couldn't request debug irq\n"); - goto err3; + goto err1; } l3->app_irq = platform_get_irq(pdev, 1); ret = request_irq(l3->app_irq, omap3_l3_app_irq, IRQF_DISABLED | IRQF_TRIGGER_RISING, "l3-app-irq", l3); - if (ret) { dev_err(&pdev->dev, "couldn't request app irq\n"); - goto err4; + goto err2; } - goto err0; + return 0; -err4: -err3: - iounmap(l3->rt); err2: + free_irq(l3->debug_irq, l3); err1: - kfree(l3); + iounmap(l3->rt); err0: + kfree(l3); return ret; } diff --git a/arch/arm/mach-omap2/pm.c b/arch/arm/mach-omap2/pm.c index 30af3351c2d..49486f522dc 100644 --- a/arch/arm/mach-omap2/pm.c +++ b/arch/arm/mach-omap2/pm.c @@ -89,6 +89,7 @@ static void omap2_init_processor_devices(void) if (cpu_is_omap44xx()) { _init_omap_device("l3_main_1", &l3_dev); _init_omap_device("dsp", &dsp_dev); + _init_omap_device("iva", &iva_dev); } else { _init_omap_device("l3_main", &l3_dev); } diff --git a/arch/arm/mach-omap2/pm44xx.c b/arch/arm/mach-omap2/pm44xx.c index 76cfff2db51..59a870be839 100644 --- a/arch/arm/mach-omap2/pm44xx.c +++ b/arch/arm/mach-omap2/pm44xx.c @@ -105,13 +105,11 @@ static int __init omap4_pm_init(void) pr_err("Power Management for TI OMAP4.\n"); -#ifdef CONFIG_PM ret = pwrdm_for_each(pwrdms_setup, NULL); if (ret) { pr_err("Failed to setup powerdomains\n"); goto err2; } -#endif #ifdef CONFIG_SUSPEND suspend_set_ops(&omap_pm_ops); diff --git a/arch/arm/mach-omap2/smartreflex.c b/arch/arm/mach-omap2/smartreflex.c index 13e24f913dd..fb7dc52394a 100644 --- a/arch/arm/mach-omap2/smartreflex.c +++ b/arch/arm/mach-omap2/smartreflex.c @@ -847,6 +847,14 @@ static int __init omap_sr_probe(struct platform_device *pdev) goto err_free_devinfo; } + mem = request_mem_region(mem->start, resource_size(mem), + dev_name(&pdev->dev)); + if (!mem) { + dev_err(&pdev->dev, "%s: no mem region\n", __func__); + ret = -EBUSY; + goto err_free_devinfo; + } + irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0); pm_runtime_enable(&pdev->dev); @@ -883,7 +891,7 @@ static int __init omap_sr_probe(struct platform_device *pdev) ret = sr_late_init(sr_info); if (ret) { pr_warning("%s: Error in SR late init\n", __func__); - goto err_release_region; + return ret; } } @@ -896,7 +904,7 @@ static int __init omap_sr_probe(struct platform_device *pdev) vdd_dbg_dir = omap_voltage_get_dbgdir(sr_info->voltdm); if (!vdd_dbg_dir) { ret = -EINVAL; - goto err_release_region; + goto err_iounmap; } sr_info->dbg_dir = debugfs_create_dir("smartreflex", vdd_dbg_dir); @@ -904,7 +912,7 @@ static int __init omap_sr_probe(struct platform_device *pdev) dev_err(&pdev->dev, "%s: Unable to create debugfs directory\n", __func__); ret = PTR_ERR(sr_info->dbg_dir); - goto err_release_region; + goto err_iounmap; } (void) debugfs_create_file("autocomp", S_IRUGO | S_IWUSR, @@ -921,7 +929,7 @@ static int __init omap_sr_probe(struct platform_device *pdev) dev_err(&pdev->dev, "%s: Unable to create debugfs directory" "for n-values\n", __func__); ret = PTR_ERR(nvalue_dir); - goto err_release_region; + goto err_debugfs; } omap_voltage_get_volttable(sr_info->voltdm, &volt_data); @@ -931,7 +939,7 @@ static int __init omap_sr_probe(struct platform_device *pdev) "entries for n-values\n", __func__, sr_info->voltdm->name); ret = -ENODATA; - goto err_release_region; + goto err_debugfs; } for (i = 0; i < sr_info->nvalue_count; i++) { @@ -945,6 +953,11 @@ static int __init omap_sr_probe(struct platform_device *pdev) return ret; +err_debugfs: + debugfs_remove_recursive(sr_info->dbg_dir); +err_iounmap: + list_del(&sr_info->node); + iounmap(sr_info->base); err_release_region: release_mem_region(mem->start, resource_size(mem)); err_free_devinfo: diff --git a/arch/arm/mach-omap2/usb-musb.c b/arch/arm/mach-omap2/usb-musb.c index 35559f77e2d..dfa5a3cb5a1 100644 --- a/arch/arm/mach-omap2/usb-musb.c +++ b/arch/arm/mach-omap2/usb-musb.c @@ -108,7 +108,13 @@ static void usb_musb_mux_init(struct omap_musb_board_data *board_data) } } -void __init usb_musb_init(struct omap_musb_board_data *board_data) +static struct omap_musb_board_data musb_default_board_data = { + .interface_type = MUSB_INTERFACE_ULPI, + .mode = MUSB_OTG, + .power = 100, +}; + +void __init usb_musb_init(struct omap_musb_board_data *musb_board_data) { struct omap_hwmod *oh; struct omap_device *od; @@ -116,6 +122,12 @@ void __init usb_musb_init(struct omap_musb_board_data *board_data) struct device *dev; int bus_id = -1; const char *oh_name, *name; + struct omap_musb_board_data *board_data; + + if (musb_board_data) + board_data = musb_board_data; + else + board_data = &musb_default_board_data; if (cpu_is_omap3517() || cpu_is_omap3505()) { } else if (cpu_is_omap44xx()) { diff --git a/arch/arm/mach-omap2/usb-tusb6010.c b/arch/arm/mach-omap2/usb-tusb6010.c index 8a3c05f3c1d..8dd26b765b7 100644 --- a/arch/arm/mach-omap2/usb-tusb6010.c +++ b/arch/arm/mach-omap2/usb-tusb6010.c @@ -293,12 +293,11 @@ tusb6010_setup_interface(struct musb_hdrc_platform_data *data, ); /* IRQ */ - status = gpio_request(irq, "TUSB6010 irq"); + status = gpio_request_one(irq, GPIOF_IN, "TUSB6010 irq"); if (status < 0) { printk(error, 3, status); return status; } - gpio_direction_input(irq); tusb_resources[2].start = irq + IH_GPIO_BASE; /* set up memory timings ... can speed them up later */ diff --git a/arch/arm/mach-omap2/voltage.c b/arch/arm/mach-omap2/voltage.c index 6fb520999b6..9ef3789ded4 100644 --- a/arch/arm/mach-omap2/voltage.c +++ b/arch/arm/mach-omap2/voltage.c @@ -114,7 +114,6 @@ static int __init _config_common_vdd_data(struct omap_vdd_info *vdd) sys_clk_speed /= 1000; /* Generic voltage parameters */ - vdd->curr_volt = 1200000; vdd->volt_scale = vp_forceupdate_scale_voltage; vdd->vp_enabled = false; @@ -149,7 +148,6 @@ static int vp_volt_debug_get(void *data, u64 *val) } vsel = vdd->read_reg(prm_mod_offs, vdd->vp_data->voltage); - pr_notice("curr_vsel = %x\n", vsel); if (!vdd->pmic_info->vsel_to_uv) { pr_warning("PMIC function to convert vsel to voltage" diff --git a/arch/arm/mach-pxa/hx4700.c b/arch/arm/mach-pxa/hx4700.c index 6de0ad0eea6..9cdcca59792 100644 --- a/arch/arm/mach-pxa/hx4700.c +++ b/arch/arm/mach-pxa/hx4700.c @@ -711,7 +711,7 @@ static struct regulator_consumer_supply bq24022_consumers[] = { static struct regulator_init_data bq24022_init_data = { .constraints = { .max_uA = 500000, - .valid_ops_mask = REGULATOR_CHANGE_CURRENT, + .valid_ops_mask = REGULATOR_CHANGE_CURRENT|REGULATOR_CHANGE_STATUS, }, .num_consumer_supplies = ARRAY_SIZE(bq24022_consumers), .consumer_supplies = bq24022_consumers, diff --git a/arch/arm/mach-pxa/magician.c b/arch/arm/mach-pxa/magician.c index a72993dde2b..9984ef70bd7 100644 --- a/arch/arm/mach-pxa/magician.c +++ b/arch/arm/mach-pxa/magician.c @@ -599,7 +599,7 @@ static struct regulator_consumer_supply bq24022_consumers[] = { static struct regulator_init_data bq24022_init_data = { .constraints = { .max_uA = 500000, - .valid_ops_mask = REGULATOR_CHANGE_CURRENT, + .valid_ops_mask = REGULATOR_CHANGE_CURRENT | REGULATOR_CHANGE_STATUS, }, .num_consumer_supplies = ARRAY_SIZE(bq24022_consumers), .consumer_supplies = bq24022_consumers, diff --git a/arch/arm/mach-realview/include/mach/barriers.h b/arch/arm/mach-realview/include/mach/barriers.h index 0c5d749d7b5..9a732195aa1 100644 --- a/arch/arm/mach-realview/include/mach/barriers.h +++ b/arch/arm/mach-realview/include/mach/barriers.h @@ -4,5 +4,5 @@ * operation to deadlock the system. */ #define mb() dsb() -#define rmb() dmb() +#define rmb() dsb() #define wmb() mb() diff --git a/arch/arm/mach-s3c2440/mach-gta02.c b/arch/arm/mach-s3c2440/mach-gta02.c index 0db2411ef4b..716662008ce 100644 --- a/arch/arm/mach-s3c2440/mach-gta02.c +++ b/arch/arm/mach-s3c2440/mach-gta02.c @@ -409,6 +409,10 @@ struct platform_device s3c24xx_pwm_device = { .num_resources = 0, }; +static struct platform_device gta02_dfbmcs320_device = { + .name = "dfbmcs320", +}; + static struct i2c_board_info gta02_i2c_devs[] __initdata = { { I2C_BOARD_INFO("pcf50633", 0x73), @@ -523,6 +527,7 @@ static struct platform_device *gta02_devices[] __initdata = { &s3c_device_iis, &samsung_asoc_dma, &s3c_device_i2c0, + >a02_dfbmcs320_device, >a02_buttons_device, &s3c_device_adc, &s3c_device_ts, diff --git a/arch/arm/mach-tegra/include/mach/barriers.h b/arch/arm/mach-tegra/include/mach/barriers.h index cc115174899..425b42e91ef 100644 --- a/arch/arm/mach-tegra/include/mach/barriers.h +++ b/arch/arm/mach-tegra/include/mach/barriers.h @@ -23,7 +23,7 @@ #include <asm/outercache.h> -#define rmb() dmb() +#define rmb() dsb() #define wmb() do { dsb(); outer_sync(); } while (0) #define mb() wmb() diff --git a/arch/arm/mach-ux500/board-mop500.c b/arch/arm/mach-ux500/board-mop500.c index af913741e6e..6e1907fa94f 100644 --- a/arch/arm/mach-ux500/board-mop500.c +++ b/arch/arm/mach-ux500/board-mop500.c @@ -178,16 +178,15 @@ static struct i2c_board_info __initdata mop500_i2c0_devices[] = { .irq = NOMADIK_GPIO_TO_IRQ(217), .platform_data = &mop500_tc35892_data, }, -}; - -/* I2C0 devices only available prior to HREFv60 */ -static struct i2c_board_info __initdata mop500_i2c0_old_devices[] = { + /* I2C0 devices only available prior to HREFv60 */ { I2C_BOARD_INFO("tps61052", 0x33), .platform_data = &mop500_tps61052_data, }, }; +#define NUM_PRE_V60_I2C0_DEVICES 1 + static struct i2c_board_info __initdata mop500_i2c2_devices[] = { { /* lp5521 LED driver, 1st device */ @@ -425,6 +424,8 @@ static void __init mop500_uart_init(void) static void __init mop500_init_machine(void) { + int i2c0_devs; + /* * The HREFv60 board removed a GPIO expander and routed * all these GPIO pins to the internal GPIO controller @@ -448,11 +449,11 @@ static void __init mop500_init_machine(void) platform_device_register(&ab8500_device); - i2c_register_board_info(0, mop500_i2c0_devices, - ARRAY_SIZE(mop500_i2c0_devices)); - if (!machine_is_hrefv60()) - i2c_register_board_info(0, mop500_i2c0_old_devices, - ARRAY_SIZE(mop500_i2c0_old_devices)); + i2c0_devs = ARRAY_SIZE(mop500_i2c0_devices); + if (machine_is_hrefv60()) + i2c0_devs -= NUM_PRE_V60_I2C0_DEVICES; + + i2c_register_board_info(0, mop500_i2c0_devices, i2c0_devs); i2c_register_board_info(2, mop500_i2c2_devices, ARRAY_SIZE(mop500_i2c2_devices)); } diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index e5f6fc42834..e591513bb53 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c @@ -392,7 +392,7 @@ free_memmap(unsigned long start_pfn, unsigned long end_pfn) * Convert start_pfn/end_pfn to a struct page pointer. */ start_pg = pfn_to_page(start_pfn - 1) + 1; - end_pg = pfn_to_page(end_pfn); + end_pg = pfn_to_page(end_pfn - 1) + 1; /* * Convert to physical addresses, and @@ -426,6 +426,14 @@ static void __init free_unused_memmap(struct meminfo *mi) bank_start = bank_pfn_start(bank); +#ifdef CONFIG_SPARSEMEM + /* + * Take care not to free memmap entries that don't exist + * due to SPARSEMEM sections which aren't present. + */ + bank_start = min(bank_start, + ALIGN(prev_bank_end, PAGES_PER_SECTION)); +#endif /* * If we had a previous bank, and there is a space * between the current bank and the previous, free it. @@ -440,6 +448,12 @@ static void __init free_unused_memmap(struct meminfo *mi) */ prev_bank_end = ALIGN(bank_pfn_end(bank), MAX_ORDER_NR_PAGES); } + +#ifdef CONFIG_SPARSEMEM + if (!IS_ALIGNED(prev_bank_end, PAGES_PER_SECTION)) + free_memmap(prev_bank_end, + ALIGN(prev_bank_end, PAGES_PER_SECTION)); +#endif } static void __init free_highpages(void) diff --git a/arch/arm/mm/proc-xscale.S b/arch/arm/mm/proc-xscale.S index ce233bcbf50..42af97664c9 100644 --- a/arch/arm/mm/proc-xscale.S +++ b/arch/arm/mm/proc-xscale.S @@ -395,7 +395,7 @@ ENTRY(xscale_dma_a0_map_area) teq r2, #DMA_TO_DEVICE beq xscale_dma_clean_range b xscale_dma_flush_range -ENDPROC(xscsale_dma_a0_map_area) +ENDPROC(xscale_dma_a0_map_area) /* * dma_unmap_area(start, size, dir) diff --git a/arch/arm/plat-mxc/gpio.c b/arch/arm/plat-mxc/gpio.c index 7a107246fd9..6cd6d7f686f 100644 --- a/arch/arm/plat-mxc/gpio.c +++ b/arch/arm/plat-mxc/gpio.c @@ -295,6 +295,12 @@ static int mxc_gpio_direction_output(struct gpio_chip *chip, return 0; } +/* + * This lock class tells lockdep that GPIO irqs are in a different + * category than their parents, so it won't report false recursion. + */ +static struct lock_class_key gpio_lock_class; + int __init mxc_gpio_init(struct mxc_gpio_port *port, int cnt) { int i, j; @@ -311,6 +317,7 @@ int __init mxc_gpio_init(struct mxc_gpio_port *port, int cnt) __raw_writel(~0, port[i].base + GPIO_ISR); for (j = port[i].virtual_irq_start; j < port[i].virtual_irq_start + 32; j++) { + irq_set_lockdep_class(j, &gpio_lock_class); irq_set_chip_and_handler(j, &gpio_irq_chip, handle_level_irq); set_irq_flags(j, IRQF_VALID); diff --git a/arch/arm/plat-mxc/ssi-fiq.S b/arch/arm/plat-mxc/ssi-fiq.S index 4ddce565b35..8397a2dd19f 100644 --- a/arch/arm/plat-mxc/ssi-fiq.S +++ b/arch/arm/plat-mxc/ssi-fiq.S @@ -124,6 +124,8 @@ imx_ssi_fiq_start: 1: @ return from FIQ subs pc, lr, #4 + + .align imx_ssi_fiq_base: .word 0x0 imx_ssi_fiq_rx_buffer: diff --git a/arch/arm/plat-omap/include/plat/gpmc-smsc911x.h b/arch/arm/plat-omap/include/plat/gpmc-smsc911x.h index 872de0bf1e6..ea6c9c88c72 100644 --- a/arch/arm/plat-omap/include/plat/gpmc-smsc911x.h +++ b/arch/arm/plat-omap/include/plat/gpmc-smsc911x.h @@ -14,14 +14,14 @@ #ifndef __ASM_ARCH_OMAP_GPMC_SMSC911X_H__ struct omap_smsc911x_platform_data { + int id; int cs; int gpio_irq; int gpio_reset; u32 flags; }; -#if defined(CONFIG_SMSC911X) || \ - defined(CONFIG_SMSC911X_MODULE) +#if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE) extern void gpmc_smsc911x_init(struct omap_smsc911x_platform_data *d); diff --git a/arch/arm/plat-omap/include/plat/uncompress.h b/arch/arm/plat-omap/include/plat/uncompress.h index 30b891c4a93..2b576f1ab64 100644 --- a/arch/arm/plat-omap/include/plat/uncompress.h +++ b/arch/arm/plat-omap/include/plat/uncompress.h @@ -129,7 +129,6 @@ static inline void __arch_decomp_setup(unsigned long arch_id) DEBUG_LL_OMAP1(3, sx1); /* omap2 based boards using UART1 */ - DEBUG_LL_OMAP2(1, omap2evm); DEBUG_LL_OMAP2(1, omap_2430sdp); DEBUG_LL_OMAP2(1, omap_apollon); DEBUG_LL_OMAP2(1, omap_h4); diff --git a/arch/arm/plat-omap/iommu.c b/arch/arm/plat-omap/iommu.c index 8a51fd58f65..34fc31ee908 100644 --- a/arch/arm/plat-omap/iommu.c +++ b/arch/arm/plat-omap/iommu.c @@ -793,6 +793,8 @@ static irqreturn_t iommu_fault_handler(int irq, void *data) clk_enable(obj->clk); errs = iommu_report_fault(obj, &da); clk_disable(obj->clk); + if (errs == 0) + return IRQ_HANDLED; /* Fault callback or TLB/PTE Dynamic loading */ if (obj->isr && !obj->isr(obj, da, errs, obj->isr_priv)) diff --git a/arch/m68k/mm/motorola.c b/arch/m68k/mm/motorola.c index 02b7a03e422..8b3db1c587f 100644 --- a/arch/m68k/mm/motorola.c +++ b/arch/m68k/mm/motorola.c @@ -300,6 +300,8 @@ void __init paging_init(void) zones_size[ZONE_DMA] = m68k_memory[i].size >> PAGE_SHIFT; free_area_init_node(i, zones_size, m68k_memory[i].addr >> PAGE_SHIFT, NULL); + if (node_present_pages(i)) + node_set_state(i, N_NORMAL_MEMORY); } } diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 8e256cc5dcd..351c80fbba7 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -997,9 +997,6 @@ config IRQ_GT641XX config IRQ_GIC bool -config IRQ_CPU_OCTEON - bool - config MIPS_BOARDS_GEN bool @@ -1359,8 +1356,6 @@ config CPU_SB1 config CPU_CAVIUM_OCTEON bool "Cavium Octeon processor" depends on SYS_HAS_CPU_CAVIUM_OCTEON - select IRQ_CPU - select IRQ_CPU_OCTEON select CPU_HAS_PREFETCH select CPU_SUPPORTS_64BIT_KERNEL select SYS_SUPPORTS_SMP diff --git a/arch/mips/alchemy/devboards/db1x00/board_setup.c b/arch/mips/alchemy/devboards/db1x00/board_setup.c index 05f120ff90f..5c956fe8760 100644 --- a/arch/mips/alchemy/devboards/db1x00/board_setup.c +++ b/arch/mips/alchemy/devboards/db1x00/board_setup.c @@ -127,13 +127,10 @@ const char *get_system_type(void) void __init board_setup(void) { unsigned long bcsr1, bcsr2; - u32 pin_func; bcsr1 = DB1000_BCSR_PHYS_ADDR; bcsr2 = DB1000_BCSR_PHYS_ADDR + DB1000_BCSR_HEXLED_OFS; - pin_func = 0; - #ifdef CONFIG_MIPS_DB1000 printk(KERN_INFO "AMD Alchemy Au1000/Db1000 Board\n"); #endif @@ -164,12 +161,16 @@ void __init board_setup(void) /* Not valid for Au1550 */ #if defined(CONFIG_IRDA) && \ (defined(CONFIG_SOC_AU1000) || defined(CONFIG_SOC_AU1100)) - /* Set IRFIRSEL instead of GPIO15 */ - pin_func = au_readl(SYS_PINFUNC) | SYS_PF_IRF; - au_writel(pin_func, SYS_PINFUNC); - /* Power off until the driver is in use */ - bcsr_mod(BCSR_RESETS, BCSR_RESETS_IRDA_MODE_MASK, - BCSR_RESETS_IRDA_MODE_OFF); + { + u32 pin_func; + + /* Set IRFIRSEL instead of GPIO15 */ + pin_func = au_readl(SYS_PINFUNC) | SYS_PF_IRF; + au_writel(pin_func, SYS_PINFUNC); + /* Power off until the driver is in use */ + bcsr_mod(BCSR_RESETS, BCSR_RESETS_IRDA_MODE_MASK, + BCSR_RESETS_IRDA_MODE_OFF); + } #endif bcsr_write(BCSR_PCMCIA, 0); /* turn off PCMCIA power */ @@ -177,31 +178,35 @@ void __init board_setup(void) alchemy_gpio1_input_enable(); #ifdef CONFIG_MIPS_MIRAGE - /* GPIO[20] is output */ - alchemy_gpio_direction_output(20, 0); + { + u32 pin_func; - /* Set GPIO[210:208] instead of SSI_0 */ - pin_func = au_readl(SYS_PINFUNC) | SYS_PF_S0; + /* GPIO[20] is output */ + alchemy_gpio_direction_output(20, 0); - /* Set GPIO[215:211] for LEDs */ - pin_func |= 5 << 2; + /* Set GPIO[210:208] instead of SSI_0 */ + pin_func = au_readl(SYS_PINFUNC) | SYS_PF_S0; - /* Set GPIO[214:213] for more LEDs */ - pin_func |= 5 << 12; + /* Set GPIO[215:211] for LEDs */ + pin_func |= 5 << 2; - /* Set GPIO[207:200] instead of PCMCIA/LCD */ - pin_func |= SYS_PF_LCD | SYS_PF_PC; - au_writel(pin_func, SYS_PINFUNC); + /* Set GPIO[214:213] for more LEDs */ + pin_func |= 5 << 12; - /* - * Enable speaker amplifier. This should - * be part of the audio driver. - */ - alchemy_gpio_direction_output(209, 1); + /* Set GPIO[207:200] instead of PCMCIA/LCD */ + pin_func |= SYS_PF_LCD | SYS_PF_PC; + au_writel(pin_func, SYS_PINFUNC); - pm_power_off = mirage_power_off; - _machine_halt = mirage_power_off; - _machine_restart = (void(*)(char *))mips_softreset; + /* + * Enable speaker amplifier. This should + * be part of the audio driver. + */ + alchemy_gpio_direction_output(209, 1); + + pm_power_off = mirage_power_off; + _machine_halt = mirage_power_off; + _machine_restart = (void(*)(char *))mips_softreset; + } #endif #ifdef CONFIG_MIPS_BOSPORUS diff --git a/arch/mips/alchemy/xxs1500/init.c b/arch/mips/alchemy/xxs1500/init.c index 15125c2fda7..34a90a4bb6f 100644 --- a/arch/mips/alchemy/xxs1500/init.c +++ b/arch/mips/alchemy/xxs1500/init.c @@ -51,10 +51,9 @@ void __init prom_init(void) prom_init_cmdline(); memsize_str = prom_getenv("memsize"); - if (!memsize_str) + if (!memsize_str || strict_strtoul(memsize_str, 0, &memsize)) memsize = 0x04000000; - else - strict_strtoul(memsize_str, 0, &memsize); + add_memory_region(0, memsize, BOOT_MEM_RAM); } diff --git a/arch/mips/boot/compressed/calc_vmlinuz_load_addr.c b/arch/mips/boot/compressed/calc_vmlinuz_load_addr.c index 88c9d963be8..9a6243676e2 100644 --- a/arch/mips/boot/compressed/calc_vmlinuz_load_addr.c +++ b/arch/mips/boot/compressed/calc_vmlinuz_load_addr.c @@ -16,8 +16,8 @@ int main(int argc, char *argv[]) { + unsigned long long vmlinux_size, vmlinux_load_addr, vmlinuz_load_addr; struct stat sb; - uint64_t vmlinux_size, vmlinux_load_addr, vmlinuz_load_addr; if (argc != 3) { fprintf(stderr, "Usage: %s <pathname> <vmlinux_load_addr>\n", diff --git a/arch/mips/cavium-octeon/Kconfig b/arch/mips/cavium-octeon/Kconfig index caae2285816..cad555ebeca 100644 --- a/arch/mips/cavium-octeon/Kconfig +++ b/arch/mips/cavium-octeon/Kconfig @@ -1,11 +1,7 @@ -config CAVIUM_OCTEON_SPECIFIC_OPTIONS - bool "Enable Octeon specific options" - depends on CPU_CAVIUM_OCTEON - default "y" +if CPU_CAVIUM_OCTEON config CAVIUM_CN63XXP1 bool "Enable CN63XXP1 errata worarounds" - depends on CAVIUM_OCTEON_SPECIFIC_OPTIONS default "n" help The CN63XXP1 chip requires build time workarounds to @@ -16,7 +12,6 @@ config CAVIUM_CN63XXP1 config CAVIUM_OCTEON_2ND_KERNEL bool "Build the kernel to be used as a 2nd kernel on the same chip" - depends on CAVIUM_OCTEON_SPECIFIC_OPTIONS default "n" help This option configures this kernel to be linked at a different @@ -26,7 +21,6 @@ config CAVIUM_OCTEON_2ND_KERNEL config CAVIUM_OCTEON_HW_FIX_UNALIGNED bool "Enable hardware fixups of unaligned loads and stores" - depends on CAVIUM_OCTEON_SPECIFIC_OPTIONS default "y" help Configure the Octeon hardware to automatically fix unaligned loads @@ -38,7 +32,6 @@ config CAVIUM_OCTEON_HW_FIX_UNALIGNED config CAVIUM_OCTEON_CVMSEG_SIZE int "Number of L1 cache lines reserved for CVMSEG memory" - depends on CAVIUM_OCTEON_SPECIFIC_OPTIONS range 0 54 default 1 help @@ -50,7 +43,6 @@ config CAVIUM_OCTEON_CVMSEG_SIZE config CAVIUM_OCTEON_LOCK_L2 bool "Lock often used kernel code in the L2" - depends on CAVIUM_OCTEON_SPECIFIC_OPTIONS default "y" help Enable locking parts of the kernel into the L2 cache. @@ -93,7 +85,6 @@ config CAVIUM_OCTEON_LOCK_L2_MEMCPY config ARCH_SPARSEMEM_ENABLE def_bool y select SPARSEMEM_STATIC - depends on CPU_CAVIUM_OCTEON config CAVIUM_OCTEON_HELPER def_bool y @@ -107,6 +98,8 @@ config NEED_SG_DMA_LENGTH config SWIOTLB def_bool y - depends on CPU_CAVIUM_OCTEON select IOMMU_HELPER select NEED_SG_DMA_LENGTH + + +endif # CPU_CAVIUM_OCTEON diff --git a/arch/mips/include/asm/cache.h b/arch/mips/include/asm/cache.h index 650ac9ba734..b4db69fbc40 100644 --- a/arch/mips/include/asm/cache.h +++ b/arch/mips/include/asm/cache.h @@ -17,6 +17,6 @@ #define SMP_CACHE_SHIFT L1_CACHE_SHIFT #define SMP_CACHE_BYTES L1_CACHE_BYTES -#define __read_mostly __attribute__((__section__(".data.read_mostly"))) +#define __read_mostly __attribute__((__section__(".data..read_mostly"))) #endif /* _ASM_CACHE_H */ diff --git a/arch/mips/include/asm/cevt-r4k.h b/arch/mips/include/asm/cevt-r4k.h index fa4328f9124..65f9bdd02f1 100644 --- a/arch/mips/include/asm/cevt-r4k.h +++ b/arch/mips/include/asm/cevt-r4k.h @@ -14,6 +14,9 @@ #ifndef __ASM_CEVT_R4K_H #define __ASM_CEVT_R4K_H +#include <linux/clockchips.h> +#include <asm/time.h> + DECLARE_PER_CPU(struct clock_event_device, mips_clockevent_device); void mips_event_handler(struct clock_event_device *dev); diff --git a/arch/mips/include/asm/hugetlb.h b/arch/mips/include/asm/hugetlb.h index f5e85601532..c565b7c3f0b 100644 --- a/arch/mips/include/asm/hugetlb.h +++ b/arch/mips/include/asm/hugetlb.h @@ -70,6 +70,7 @@ static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm, static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep) { + flush_tlb_mm(vma->vm_mm); } static inline int huge_pte_none(pte_t pte) diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm963xx_tag.h b/arch/mips/include/asm/mach-bcm63xx/bcm963xx_tag.h index 32978d32561..ed72e6a26b7 100644 --- a/arch/mips/include/asm/mach-bcm63xx/bcm963xx_tag.h +++ b/arch/mips/include/asm/mach-bcm63xx/bcm963xx_tag.h @@ -88,7 +88,7 @@ struct bcm_tag { char kernel_crc[CRC_LEN]; /* 228-235: Unused at present */ char reserved1[8]; - /* 236-239: CRC32 of header excluding tagVersion */ + /* 236-239: CRC32 of header excluding last 20 bytes */ char header_crc[CRC_LEN]; /* 240-255: Unused at present */ char reserved2[16]; diff --git a/arch/mips/jazz/jazzdma.c b/arch/mips/jazz/jazzdma.c index 9ce9f64cb76..2d8e447cb82 100644 --- a/arch/mips/jazz/jazzdma.c +++ b/arch/mips/jazz/jazzdma.c @@ -211,7 +211,7 @@ EXPORT_SYMBOL(vdma_free); */ int vdma_remap(unsigned long laddr, unsigned long paddr, unsigned long size) { - int first, pages, npages; + int first, pages; if (laddr > 0xffffff) { if (vdma_debug) @@ -228,8 +228,7 @@ int vdma_remap(unsigned long laddr, unsigned long paddr, unsigned long size) return -EINVAL; /* invalid physical address */ } - npages = pages = - (((paddr & (VDMA_PAGESIZE - 1)) + size) >> 12) + 1; + pages = (((paddr & (VDMA_PAGESIZE - 1)) + size) >> 12) + 1; first = laddr >> 12; if (vdma_debug) printk("vdma_remap: first=%x, pages=%x\n", first, pages); diff --git a/arch/mips/jz4740/dma.c b/arch/mips/jz4740/dma.c index 5ebe75a6835..d7feb898692 100644 --- a/arch/mips/jz4740/dma.c +++ b/arch/mips/jz4740/dma.c @@ -242,9 +242,7 @@ EXPORT_SYMBOL_GPL(jz4740_dma_get_residue); static void jz4740_dma_chan_irq(struct jz4740_dma_chan *dma) { - uint32_t status; - - status = jz4740_dma_read(JZ_REG_DMA_STATUS_CTRL(dma->id)); + (void) jz4740_dma_read(JZ_REG_DMA_STATUS_CTRL(dma->id)); jz4740_dma_write_mask(JZ_REG_DMA_STATUS_CTRL(dma->id), 0, JZ_DMA_STATUS_CTRL_ENABLE | JZ_DMA_STATUS_CTRL_TRANSFER_DONE); diff --git a/arch/mips/jz4740/time.c b/arch/mips/jz4740/time.c index fe01678d94f..eaa853a54af 100644 --- a/arch/mips/jz4740/time.c +++ b/arch/mips/jz4740/time.c @@ -89,7 +89,7 @@ static int jz4740_clockevent_set_next(unsigned long evt, static struct clock_event_device jz4740_clockevent = { .name = "jz4740-timer", - .features = CLOCK_EVT_FEAT_PERIODIC, + .features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT, .set_next_event = jz4740_clockevent_set_next, .set_mode = jz4740_clockevent_set_mode, .rating = 200, diff --git a/arch/mips/jz4740/timer.c b/arch/mips/jz4740/timer.c index b2c01512905..654d5c3900b 100644 --- a/arch/mips/jz4740/timer.c +++ b/arch/mips/jz4740/timer.c @@ -27,11 +27,13 @@ void jz4740_timer_enable_watchdog(void) { writel(BIT(16), jz4740_timer_base + JZ_REG_TIMER_STOP_CLEAR); } +EXPORT_SYMBOL_GPL(jz4740_timer_enable_watchdog); void jz4740_timer_disable_watchdog(void) { writel(BIT(16), jz4740_timer_base + JZ_REG_TIMER_STOP_SET); } +EXPORT_SYMBOL_GPL(jz4740_timer_disable_watchdog); void __init jz4740_timer_init(void) { diff --git a/arch/mips/kernel/ftrace.c b/arch/mips/kernel/ftrace.c index 94ca2b018af..feb8021a305 100644 --- a/arch/mips/kernel/ftrace.c +++ b/arch/mips/kernel/ftrace.c @@ -23,6 +23,7 @@ #define JAL 0x0c000000 /* jump & link: ip --> ra, jump to target */ #define ADDR_MASK 0x03ffffff /* op_code|addr : 31...26|25 ....0 */ +#define JUMP_RANGE_MASK ((1UL << 28) - 1) #define INSN_NOP 0x00000000 /* nop */ #define INSN_JAL(addr) \ @@ -44,12 +45,12 @@ static inline void ftrace_dyn_arch_init_insns(void) /* jal (ftrace_caller + 8), jump over the first two instruction */ buf = (u32 *)&insn_jal_ftrace_caller; - uasm_i_jal(&buf, (FTRACE_ADDR + 8)); + uasm_i_jal(&buf, (FTRACE_ADDR + 8) & JUMP_RANGE_MASK); #ifdef CONFIG_FUNCTION_GRAPH_TRACER /* j ftrace_graph_caller */ buf = (u32 *)&insn_j_ftrace_graph_caller; - uasm_i_j(&buf, (unsigned long)ftrace_graph_caller); + uasm_i_j(&buf, (unsigned long)ftrace_graph_caller & JUMP_RANGE_MASK); #endif } diff --git a/arch/mips/kernel/ptrace.c b/arch/mips/kernel/ptrace.c index d21c388c011..584e6b55c86 100644 --- a/arch/mips/kernel/ptrace.c +++ b/arch/mips/kernel/ptrace.c @@ -540,8 +540,8 @@ asmlinkage void do_syscall_trace(struct pt_regs *regs, int entryexit) secure_computing(regs->regs[2]); if (unlikely(current->audit_context) && entryexit) - audit_syscall_exit(AUDITSC_RESULT(regs->regs[2]), - regs->regs[2]); + audit_syscall_exit(AUDITSC_RESULT(regs->regs[7]), + -regs->regs[2]); if (!(current->ptrace & PT_PTRACED)) goto out; diff --git a/arch/mips/kernel/scall32-o32.S b/arch/mips/kernel/scall32-o32.S index 7f5468b38d4..7f1377eb22d 100644 --- a/arch/mips/kernel/scall32-o32.S +++ b/arch/mips/kernel/scall32-o32.S @@ -565,7 +565,7 @@ einval: li v0, -ENOSYS sys sys_ioprio_get 2 /* 4315 */ sys sys_utimensat 4 sys sys_signalfd 3 - sys sys_ni_syscall 0 + sys sys_ni_syscall 0 /* was timerfd */ sys sys_eventfd 1 sys sys_fallocate 6 /* 4320 */ sys sys_timerfd_create 2 diff --git a/arch/mips/kernel/scall64-64.S b/arch/mips/kernel/scall64-64.S index a2e1fcbc41d..7c0ef7f128b 100644 --- a/arch/mips/kernel/scall64-64.S +++ b/arch/mips/kernel/scall64-64.S @@ -404,7 +404,7 @@ sys_call_table: PTR sys_ioprio_get PTR sys_utimensat /* 5275 */ PTR sys_signalfd - PTR sys_ni_syscall + PTR sys_ni_syscall /* was timerfd */ PTR sys_eventfd PTR sys_fallocate PTR sys_timerfd_create /* 5280 */ diff --git a/arch/mips/kernel/scall64-n32.S b/arch/mips/kernel/scall64-n32.S index b2c7624995b..de6c5563bea 100644 --- a/arch/mips/kernel/scall64-n32.S +++ b/arch/mips/kernel/scall64-n32.S @@ -403,7 +403,7 @@ EXPORT(sysn32_call_table) PTR sys_ioprio_get PTR compat_sys_utimensat PTR compat_sys_signalfd /* 6280 */ - PTR sys_ni_syscall + PTR sys_ni_syscall /* was timerfd */ PTR sys_eventfd PTR sys_fallocate PTR sys_timerfd_create diff --git a/arch/mips/kernel/scall64-o32.S b/arch/mips/kernel/scall64-o32.S index 049a9c8c49a..b0541dda883 100644 --- a/arch/mips/kernel/scall64-o32.S +++ b/arch/mips/kernel/scall64-o32.S @@ -522,7 +522,7 @@ sys_call_table: PTR sys_ioprio_get /* 4315 */ PTR compat_sys_utimensat PTR compat_sys_signalfd - PTR sys_ni_syscall + PTR sys_ni_syscall /* was timerfd */ PTR sys_eventfd PTR sys32_fallocate /* 4320 */ PTR sys_timerfd_create diff --git a/arch/mips/kernel/vmlinux.lds.S b/arch/mips/kernel/vmlinux.lds.S index 832afbb8758..e4b0b0bec03 100644 --- a/arch/mips/kernel/vmlinux.lds.S +++ b/arch/mips/kernel/vmlinux.lds.S @@ -74,6 +74,7 @@ SECTIONS INIT_TASK_DATA(PAGE_SIZE) NOSAVE_DATA CACHELINE_ALIGNED_DATA(1 << CONFIG_MIPS_L1_CACHE_SHIFT) + READ_MOSTLY_DATA(1 << CONFIG_MIPS_L1_CACHE_SHIFT) DATA_DATA CONSTRUCTORS } diff --git a/arch/mips/loongson/common/env.c b/arch/mips/loongson/common/env.c index 11b193f848f..d93830ad611 100644 --- a/arch/mips/loongson/common/env.c +++ b/arch/mips/loongson/common/env.c @@ -29,9 +29,10 @@ unsigned long memsize, highmemsize; #define parse_even_earlier(res, option, p) \ do { \ - int ret; \ + unsigned int tmp __maybe_unused; \ + \ if (strncmp(option, (char *)p, strlen(option)) == 0) \ - ret = strict_strtol((char *)p + strlen(option"="), 10, &res); \ + tmp = strict_strtol((char *)p + strlen(option"="), 10, &res); \ } while (0) void __init prom_init_env(void) diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c index b4923a75cb4..71bddf8f7d2 100644 --- a/arch/mips/mm/c-r4k.c +++ b/arch/mips/mm/c-r4k.c @@ -1075,7 +1075,6 @@ static int __cpuinit probe_scache(void) unsigned long flags, addr, begin, end, pow2; unsigned int config = read_c0_config(); struct cpuinfo_mips *c = ¤t_cpu_data; - int tmp; if (config & CONF_SC) return 0; @@ -1108,7 +1107,6 @@ static int __cpuinit probe_scache(void) /* Now search for the wrap around point. */ pow2 = (128 * 1024); - tmp = 0; for (addr = begin + (128 * 1024); addr < end; addr = begin + pow2) { cache_op(Index_Load_Tag_SD, addr); __asm__ __volatile__("nop; nop; nop; nop;"); /* hazard... */ diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c index 5ef294fbb6e..f5734c2c809 100644 --- a/arch/mips/mm/tlbex.c +++ b/arch/mips/mm/tlbex.c @@ -1151,8 +1151,8 @@ static void __cpuinit build_r4000_tlb_refill_handler(void) struct uasm_reloc *r = relocs; u32 *f; unsigned int final_len; - struct mips_huge_tlb_info htlb_info; - enum vmalloc64_mode vmalloc_mode; + struct mips_huge_tlb_info htlb_info __maybe_unused; + enum vmalloc64_mode vmalloc_mode __maybe_unused; memset(tlb_handler, 0, sizeof(tlb_handler)); memset(labels, 0, sizeof(labels)); diff --git a/arch/mips/mti-malta/malta-init.c b/arch/mips/mti-malta/malta-init.c index 414f0c99b19..31180c321a1 100644 --- a/arch/mips/mti-malta/malta-init.c +++ b/arch/mips/mti-malta/malta-init.c @@ -193,8 +193,6 @@ extern struct plat_smp_ops msmtc_smp_ops; void __init prom_init(void) { - int result; - prom_argc = fw_arg0; _prom_argv = (int *) fw_arg1; _prom_envp = (int *) fw_arg2; @@ -360,20 +358,14 @@ void __init prom_init(void) #ifdef CONFIG_SERIAL_8250_CONSOLE console_config(); #endif - /* Early detection of CMP support */ - result = gcmp_probe(GCMP_BASE_ADDR, GCMP_ADDRSPACE_SZ); - #ifdef CONFIG_MIPS_CMP - if (result) + /* Early detection of CMP support */ + if (gcmp_probe(GCMP_BASE_ADDR, GCMP_ADDRSPACE_SZ)) register_smp_ops(&cmp_smp_ops); + else #endif #ifdef CONFIG_MIPS_MT_SMP -#ifdef CONFIG_MIPS_CMP - if (!result) register_smp_ops(&vsmp_smp_ops); -#else - register_smp_ops(&vsmp_smp_ops); -#endif #endif #ifdef CONFIG_MIPS_MT_SMTC register_smp_ops(&msmtc_smp_ops); diff --git a/arch/mips/mti-malta/malta-int.c b/arch/mips/mti-malta/malta-int.c index 9027061f0ea..e85c977328d 100644 --- a/arch/mips/mti-malta/malta-int.c +++ b/arch/mips/mti-malta/malta-int.c @@ -56,7 +56,6 @@ static DEFINE_RAW_SPINLOCK(mips_irq_lock); static inline int mips_pcibios_iack(void) { int irq; - u32 dummy; /* * Determine highest priority pending interrupt by performing @@ -83,7 +82,7 @@ static inline int mips_pcibios_iack(void) BONITO_PCIMAP_CFG = 0x20000; /* Flush Bonito register block */ - dummy = BONITO_PCIMAP_CFG; + (void) BONITO_PCIMAP_CFG; iob(); /* sync */ irq = __raw_readl((u32 *)_pcictrl_bonito_pcicfg); diff --git a/arch/mips/pmc-sierra/msp71xx/msp_irq_per.c b/arch/mips/pmc-sierra/msp71xx/msp_irq_per.c index f9b9dcdfa9d..98fd0099d96 100644 --- a/arch/mips/pmc-sierra/msp71xx/msp_irq_per.c +++ b/arch/mips/pmc-sierra/msp71xx/msp_irq_per.c @@ -97,7 +97,7 @@ static int msp_per_irq_set_affinity(struct irq_data *d, static struct irq_chip msp_per_irq_controller = { .name = "MSP_PER", - .irq_enable = unmask_per_irq. + .irq_enable = unmask_per_irq, .irq_disable = mask_per_irq, .irq_ack = msp_per_irq_ack, #ifdef CONFIG_SMP diff --git a/arch/mips/power/hibernate.S b/arch/mips/power/hibernate.S index dbb5c7b4b70..f8a751c0328 100644 --- a/arch/mips/power/hibernate.S +++ b/arch/mips/power/hibernate.S @@ -35,7 +35,7 @@ LEAF(swsusp_arch_resume) 0: PTR_L t1, PBE_ADDRESS(t0) /* source */ PTR_L t2, PBE_ORIG_ADDRESS(t0) /* destination */ - PTR_ADDIU t3, t1, PAGE_SIZE + PTR_ADDU t3, t1, PAGE_SIZE 1: REG_L t8, (t1) REG_S t8, (t2) diff --git a/arch/mips/sgi-ip22/ip22-platform.c b/arch/mips/sgi-ip22/ip22-platform.c index deddbf0ebe5..698904daf90 100644 --- a/arch/mips/sgi-ip22/ip22-platform.c +++ b/arch/mips/sgi-ip22/ip22-platform.c @@ -132,7 +132,7 @@ static struct platform_device eth1_device = { */ static int __init sgiseeq_devinit(void) { - unsigned int tmp; + unsigned int pbdma __maybe_unused; int res, i; eth0_pd.hpc = hpc3c0; @@ -151,7 +151,7 @@ static int __init sgiseeq_devinit(void) /* Second HPC is missing? */ if (ip22_is_fullhouse() || - get_dbe(tmp, (unsigned int *)&hpc3c1->pbdma[1])) + get_dbe(pbdma, (unsigned int *)&hpc3c1->pbdma[1])) return 0; sgimc->giopar |= SGIMC_GIOPAR_MASTEREXP1 | SGIMC_GIOPAR_EXP164 | diff --git a/arch/mips/sgi-ip22/ip22-time.c b/arch/mips/sgi-ip22/ip22-time.c index 603fc91c103..1a94c989418 100644 --- a/arch/mips/sgi-ip22/ip22-time.c +++ b/arch/mips/sgi-ip22/ip22-time.c @@ -32,7 +32,7 @@ static unsigned long dosample(void) { u32 ct0, ct1; - u8 msb, lsb; + u8 msb; /* Start the counter. */ sgint->tcword = (SGINT_TCWORD_CNT2 | SGINT_TCWORD_CALL | @@ -46,7 +46,7 @@ static unsigned long dosample(void) /* Latch and spin until top byte of counter2 is zero */ do { writeb(SGINT_TCWORD_CNT2 | SGINT_TCWORD_CLAT, &sgint->tcword); - lsb = readb(&sgint->tcnt2); + (void) readb(&sgint->tcnt2); msb = readb(&sgint->tcnt2); ct1 = read_c0_count(); } while (msb); diff --git a/arch/mips/sgi-ip27/ip27-hubio.c b/arch/mips/sgi-ip27/ip27-hubio.c index a1fa4abb3f6..cd0d5b06cd8 100644 --- a/arch/mips/sgi-ip27/ip27-hubio.c +++ b/arch/mips/sgi-ip27/ip27-hubio.c @@ -29,7 +29,6 @@ unsigned long hub_pio_map(cnodeid_t cnode, xwidgetnum_t widget, unsigned long xtalk_addr, size_t size) { nasid_t nasid = COMPACT_TO_NASID_NODEID(cnode); - volatile hubreg_t junk; unsigned i; /* use small-window mapping if possible */ @@ -64,7 +63,7 @@ unsigned long hub_pio_map(cnodeid_t cnode, xwidgetnum_t widget, * after we write it. */ IIO_ITTE_PUT(nasid, i, HUB_PIO_MAP_TO_MEM, widget, xtalk_addr); - junk = HUB_L(IIO_ITTE_GET(nasid, i)); + (void) HUB_L(IIO_ITTE_GET(nasid, i)); return NODE_BWIN_BASE(nasid, widget) + (xtalk_addr % BWIN_SIZE); } diff --git a/arch/mips/sgi-ip27/ip27-klnuma.c b/arch/mips/sgi-ip27/ip27-klnuma.c index c3d30a88daf..1d1919a44e8 100644 --- a/arch/mips/sgi-ip27/ip27-klnuma.c +++ b/arch/mips/sgi-ip27/ip27-klnuma.c @@ -54,11 +54,8 @@ void __init setup_replication_mask(void) static __init void set_ktext_source(nasid_t client_nasid, nasid_t server_nasid) { - cnodeid_t client_cnode; kern_vars_t *kvp; - client_cnode = NASID_TO_COMPACT_NODEID(client_nasid); - kvp = &hub_data(client_nasid)->kern_vars; KERN_VARS_ADDR(client_nasid) = (unsigned long)kvp; diff --git a/arch/mips/sni/time.c b/arch/mips/sni/time.c index c76151b5656..0904d4d30cb 100644 --- a/arch/mips/sni/time.c +++ b/arch/mips/sni/time.c @@ -95,7 +95,7 @@ static void __init sni_a20r_timer_setup(void) static __init unsigned long dosample(void) { u32 ct0, ct1; - volatile u8 msb, lsb; + volatile u8 msb; /* Start the counter. */ outb_p(0x34, 0x43); @@ -108,7 +108,7 @@ static __init unsigned long dosample(void) /* Latch and spin until top byte of counter0 is zero */ do { outb(0x00, 0x43); - lsb = inb(0x40); + (void) inb(0x40); msb = inb(0x40); ct1 = read_c0_count(); } while (msb); diff --git a/arch/parisc/mm/init.c b/arch/parisc/mm/init.c index b7ed8d7a9b3..b1d126258de 100644 --- a/arch/parisc/mm/init.c +++ b/arch/parisc/mm/init.c @@ -266,8 +266,10 @@ static void __init setup_bootmem(void) } memset(pfnnid_map, 0xff, sizeof(pfnnid_map)); - for (i = 0; i < npmem_ranges; i++) + for (i = 0; i < npmem_ranges; i++) { + node_set_state(i, N_NORMAL_MEMORY); node_set_online(i); + } #endif /* diff --git a/arch/powerpc/include/asm/8xx_immap.h b/arch/powerpc/include/asm/8xx_immap.h index 6b6dc20b0be..bdf0563ba42 100644 --- a/arch/powerpc/include/asm/8xx_immap.h +++ b/arch/powerpc/include/asm/8xx_immap.h @@ -393,8 +393,8 @@ typedef struct fec { uint fec_addr_low; /* lower 32 bits of station address */ ushort fec_addr_high; /* upper 16 bits of station address */ ushort res1; /* reserved */ - uint fec_hash_table_high; /* upper 32-bits of hash table */ - uint fec_hash_table_low; /* lower 32-bits of hash table */ + uint fec_grp_hash_table_high; /* upper 32-bits of hash table */ + uint fec_grp_hash_table_low; /* lower 32-bits of hash table */ uint fec_r_des_start; /* beginning of Rx descriptor ring */ uint fec_x_des_start; /* beginning of Tx descriptor ring */ uint fec_r_buff_size; /* Rx buffer size */ diff --git a/arch/powerpc/include/asm/uninorth.h b/arch/powerpc/include/asm/uninorth.h index ae9c899c8a6..d12b11d7641 100644 --- a/arch/powerpc/include/asm/uninorth.h +++ b/arch/powerpc/include/asm/uninorth.h @@ -60,7 +60,7 @@ * * Obviously, the GART is not cache coherent and so any change to it * must be flushed to memory (or maybe just make the GART space non - * cachable). AGP memory itself does't seem to be cache coherent neither. + * cachable). AGP memory itself doesn't seem to be cache coherent neither. * * In order to invalidate the GART (which is probably necessary to inval * the bridge internal TLBs), the following sequence has to be written, diff --git a/arch/powerpc/kernel/ptrace.c b/arch/powerpc/kernel/ptrace.c index 55613e33e26..a6ae1cfad86 100644 --- a/arch/powerpc/kernel/ptrace.c +++ b/arch/powerpc/kernel/ptrace.c @@ -933,12 +933,16 @@ int ptrace_set_debugreg(struct task_struct *task, unsigned long addr, if (data && !(data & DABR_TRANSLATION)) return -EIO; #ifdef CONFIG_HAVE_HW_BREAKPOINT + if (ptrace_get_breakpoints(task) < 0) + return -ESRCH; + bp = thread->ptrace_bps[0]; if ((!data) || !(data & (DABR_DATA_WRITE | DABR_DATA_READ))) { if (bp) { unregister_hw_breakpoint(bp); thread->ptrace_bps[0] = NULL; } + ptrace_put_breakpoints(task); return 0; } if (bp) { @@ -948,9 +952,12 @@ int ptrace_set_debugreg(struct task_struct *task, unsigned long addr, (DABR_DATA_WRITE | DABR_DATA_READ), &attr.bp_type); ret = modify_user_hw_breakpoint(bp, &attr); - if (ret) + if (ret) { + ptrace_put_breakpoints(task); return ret; + } thread->ptrace_bps[0] = bp; + ptrace_put_breakpoints(task); thread->dabr = data; return 0; } @@ -965,9 +972,12 @@ int ptrace_set_debugreg(struct task_struct *task, unsigned long addr, ptrace_triggered, task); if (IS_ERR(bp)) { thread->ptrace_bps[0] = NULL; + ptrace_put_breakpoints(task); return PTR_ERR(bp); } + ptrace_put_breakpoints(task); + #endif /* CONFIG_HAVE_HW_BREAKPOINT */ /* Move contents to the DABR register */ diff --git a/arch/s390/crypto/prng.c b/arch/s390/crypto/prng.c index 975e3ab13cb..8b16c479585 100644 --- a/arch/s390/crypto/prng.c +++ b/arch/s390/crypto/prng.c @@ -76,7 +76,7 @@ static void prng_seed(int nbytes) /* Add the entropy */ while (nbytes >= 8) { - *((__u64 *)parm_block) ^= *((__u64 *)buf+i*8); + *((__u64 *)parm_block) ^= *((__u64 *)(buf+i)); prng_add_entropy(); i += 8; nbytes -= 8; diff --git a/arch/s390/include/asm/diag.h b/arch/s390/include/asm/diag.h index 72b2e2f2d32..7e91c58072e 100644 --- a/arch/s390/include/asm/diag.h +++ b/arch/s390/include/asm/diag.h @@ -9,9 +9,22 @@ #define _ASM_S390_DIAG_H /* - * Diagnose 10: Release pages + * Diagnose 10: Release page range */ -extern void diag10(unsigned long addr); +static inline void diag10_range(unsigned long start_pfn, unsigned long num_pfn) +{ + unsigned long start_addr, end_addr; + + start_addr = start_pfn << PAGE_SHIFT; + end_addr = (start_pfn + num_pfn - 1) << PAGE_SHIFT; + + asm volatile( + "0: diag %0,%1,0x10\n" + "1:\n" + EX_TABLE(0b, 1b) + EX_TABLE(1b, 1b) + : : "a" (start_addr), "a" (end_addr)); +} /* * Diagnose 14: Input spool file manipulation diff --git a/arch/s390/include/asm/mmu_context.h b/arch/s390/include/asm/mmu_context.h index a6f0e7cc9cd..8c277caa8d3 100644 --- a/arch/s390/include/asm/mmu_context.h +++ b/arch/s390/include/asm/mmu_context.h @@ -23,7 +23,7 @@ static inline int init_new_context(struct task_struct *tsk, #ifdef CONFIG_64BIT mm->context.asce_bits |= _ASCE_TYPE_REGION3; #endif - if (current->mm->context.alloc_pgste) { + if (current->mm && current->mm->context.alloc_pgste) { /* * alloc_pgste indicates, that any NEW context will be created * with extended page tables. The old context is unchanged. The diff --git a/arch/s390/kernel/diag.c b/arch/s390/kernel/diag.c index c032d11da8a..8237fc07ac7 100644 --- a/arch/s390/kernel/diag.c +++ b/arch/s390/kernel/diag.c @@ -9,27 +9,6 @@ #include <asm/diag.h> /* - * Diagnose 10: Release pages - */ -void diag10(unsigned long addr) -{ - if (addr >= 0x7ff00000) - return; - asm volatile( -#ifdef CONFIG_64BIT - " sam31\n" - " diag %0,%0,0x10\n" - "0: sam64\n" -#else - " diag %0,%0,0x10\n" - "0:\n" -#endif - EX_TABLE(0b, 0b) - : : "a" (addr)); -} -EXPORT_SYMBOL(diag10); - -/* * Diagnose 14: Input spool file manipulation */ int diag14(unsigned long rx, unsigned long ry1, unsigned long subcode) diff --git a/arch/s390/kernel/dis.c b/arch/s390/kernel/dis.c index c83726c9fe0..3d4a78fc1ad 100644 --- a/arch/s390/kernel/dis.c +++ b/arch/s390/kernel/dis.c @@ -672,6 +672,7 @@ static struct insn opcode_b2[] = { { "rp", 0x77, INSTR_S_RD }, { "stcke", 0x78, INSTR_S_RD }, { "sacf", 0x79, INSTR_S_RD }, + { "spp", 0x80, INSTR_S_RD }, { "stsi", 0x7d, INSTR_S_RD }, { "srnm", 0x99, INSTR_S_RD }, { "stfpc", 0x9c, INSTR_S_RD }, diff --git a/arch/s390/kernel/entry.S b/arch/s390/kernel/entry.S index 648f64239a9..1b67fc6ebdc 100644 --- a/arch/s390/kernel/entry.S +++ b/arch/s390/kernel/entry.S @@ -836,7 +836,7 @@ restart_base: stosm __SF_EMPTY(%r15),0x04 # now we can turn dat on basr %r14,0 l %r14,restart_addr-.(%r14) - br %r14 # branch to start_secondary + basr %r14,%r14 # branch to start_secondary restart_addr: .long start_secondary .align 8 diff --git a/arch/s390/kernel/entry64.S b/arch/s390/kernel/entry64.S index 9d3603d6c51..9fd86456349 100644 --- a/arch/s390/kernel/entry64.S +++ b/arch/s390/kernel/entry64.S @@ -841,7 +841,7 @@ restart_base: mvc __LC_SYSTEM_TIMER(8),__TI_system_timer(%r1) xc __LC_STEAL_TIMER(8),__LC_STEAL_TIMER stosm __SF_EMPTY(%r15),0x04 # now we can turn dat on - jg start_secondary + brasl %r14,start_secondary .align 8 restart_vtime: .long 0x7fffffff,0xffffffff diff --git a/arch/s390/kvm/sie64a.S b/arch/s390/kvm/sie64a.S index 7e9d30d567b..ab0e041ac54 100644 --- a/arch/s390/kvm/sie64a.S +++ b/arch/s390/kvm/sie64a.S @@ -48,10 +48,10 @@ sie_irq_handler: tm __TI_flags+7(%r2),_TIF_EXIT_SIE jz 0f larl %r2,sie_exit # work pending, leave sie - stg %r2,__LC_RETURN_PSW+8 + stg %r2,SPI_PSW+8(0,%r15) br %r14 0: larl %r2,sie_reenter # re-enter with guest id - stg %r2,__LC_RETURN_PSW+8 + stg %r2,SPI_PSW+8(0,%r15) 1: br %r14 /* diff --git a/arch/s390/mm/cmm.c b/arch/s390/mm/cmm.c index c66ffd8dbbb..1f1dba9dcf5 100644 --- a/arch/s390/mm/cmm.c +++ b/arch/s390/mm/cmm.c @@ -91,7 +91,7 @@ static long cmm_alloc_pages(long nr, long *counter, } else free_page((unsigned long) npa); } - diag10(addr); + diag10_range(addr >> PAGE_SHIFT, 1); pa->pages[pa->index++] = addr; (*counter)++; spin_unlock(&cmm_lock); diff --git a/arch/s390/mm/fault.c b/arch/s390/mm/fault.c index 9217e332b11..ab988135e5c 100644 --- a/arch/s390/mm/fault.c +++ b/arch/s390/mm/fault.c @@ -543,7 +543,6 @@ static void pfault_interrupt(unsigned int ext_int_code, struct task_struct *tsk; __u16 subcode; - kstat_cpu(smp_processor_id()).irqs[EXTINT_PFL]++; /* * Get the external interruption subcode & pfault * initial/completion signal bit. VM stores this @@ -553,14 +552,15 @@ static void pfault_interrupt(unsigned int ext_int_code, subcode = ext_int_code >> 16; if ((subcode & 0xff00) != __SUBCODE_MASK) return; + kstat_cpu(smp_processor_id()).irqs[EXTINT_PFL]++; /* * Get the token (= address of the task structure of the affected task). */ #ifdef CONFIG_64BIT - tsk = *(struct task_struct **) param64; + tsk = (struct task_struct *) param64; #else - tsk = *(struct task_struct **) param32; + tsk = (struct task_struct *) param32; #endif if (subcode & 0x0080) { diff --git a/arch/s390/mm/pageattr.c b/arch/s390/mm/pageattr.c index 122ffbd08ce..0607e4b14b2 100644 --- a/arch/s390/mm/pageattr.c +++ b/arch/s390/mm/pageattr.c @@ -24,12 +24,13 @@ static void change_page_attr(unsigned long addr, int numpages, WARN_ON_ONCE(1); continue; } - ptep = pte_offset_kernel(pmdp, addr + i * PAGE_SIZE); + ptep = pte_offset_kernel(pmdp, addr); pte = *ptep; pte = set(pte); - ptep_invalidate(&init_mm, addr + i * PAGE_SIZE, ptep); + ptep_invalidate(&init_mm, addr, ptep); *ptep = pte; + addr += PAGE_SIZE; } } diff --git a/arch/s390/oprofile/hwsampler.c b/arch/s390/oprofile/hwsampler.c index 4952872d6f0..33cbd373cce 100644 --- a/arch/s390/oprofile/hwsampler.c +++ b/arch/s390/oprofile/hwsampler.c @@ -1021,20 +1021,14 @@ deallocate_exit: return rc; } -long hwsampler_query_min_interval(void) +unsigned long hwsampler_query_min_interval(void) { - if (min_sampler_rate) - return min_sampler_rate; - else - return -EINVAL; + return min_sampler_rate; } -long hwsampler_query_max_interval(void) +unsigned long hwsampler_query_max_interval(void) { - if (max_sampler_rate) - return max_sampler_rate; - else - return -EINVAL; + return max_sampler_rate; } unsigned long hwsampler_get_sample_overflow_count(unsigned int cpu) diff --git a/arch/s390/oprofile/hwsampler.h b/arch/s390/oprofile/hwsampler.h index 8c72b59316b..1912f3bb190 100644 --- a/arch/s390/oprofile/hwsampler.h +++ b/arch/s390/oprofile/hwsampler.h @@ -102,8 +102,8 @@ int hwsampler_setup(void); int hwsampler_shutdown(void); int hwsampler_allocate(unsigned long sdbt, unsigned long sdb); int hwsampler_deallocate(void); -long hwsampler_query_min_interval(void); -long hwsampler_query_max_interval(void); +unsigned long hwsampler_query_min_interval(void); +unsigned long hwsampler_query_max_interval(void); int hwsampler_start_all(unsigned long interval); int hwsampler_stop_all(void); int hwsampler_deactivate(unsigned int cpu); diff --git a/arch/s390/oprofile/init.c b/arch/s390/oprofile/init.c index c63d7e58352..5995e9bc72d 100644 --- a/arch/s390/oprofile/init.c +++ b/arch/s390/oprofile/init.c @@ -145,15 +145,11 @@ static int oprofile_hwsampler_init(struct oprofile_operations *ops) * create hwsampler files only if hwsampler_setup() succeeds. */ oprofile_min_interval = hwsampler_query_min_interval(); - if (oprofile_min_interval < 0) { - oprofile_min_interval = 0; + if (oprofile_min_interval == 0) return -ENODEV; - } oprofile_max_interval = hwsampler_query_max_interval(); - if (oprofile_max_interval < 0) { - oprofile_max_interval = 0; + if (oprofile_max_interval == 0) return -ENODEV; - } if (oprofile_timer_init(ops)) return -ENODEV; diff --git a/arch/sh/kernel/ptrace_32.c b/arch/sh/kernel/ptrace_32.c index 2130ca674e9..3d7b209b217 100644 --- a/arch/sh/kernel/ptrace_32.c +++ b/arch/sh/kernel/ptrace_32.c @@ -117,7 +117,11 @@ void user_enable_single_step(struct task_struct *child) set_tsk_thread_flag(child, TIF_SINGLESTEP); + if (ptrace_get_breakpoints(child) < 0) + return; + set_single_step(child, pc); + ptrace_put_breakpoints(child); } void user_disable_single_step(struct task_struct *child) diff --git a/arch/um/Kconfig.um b/arch/um/Kconfig.um index 90a438acbfa..b5e675e370c 100644 --- a/arch/um/Kconfig.um +++ b/arch/um/Kconfig.um @@ -47,7 +47,7 @@ config HOSTFS config HPPFS tristate "HoneyPot ProcFS (EXPERIMENTAL)" - depends on EXPERIMENTAL + depends on EXPERIMENTAL && PROC_FS help hppfs (HoneyPot ProcFS) is a filesystem which allows UML /proc entries to be overridden, removed, or fabricated from the host. diff --git a/arch/um/include/asm/thread_info.h b/arch/um/include/asm/thread_info.h index e2cf786bda0..5bd1bad33fa 100644 --- a/arch/um/include/asm/thread_info.h +++ b/arch/um/include/asm/thread_info.h @@ -49,7 +49,10 @@ static inline struct thread_info *current_thread_info(void) { struct thread_info *ti; unsigned long mask = THREAD_SIZE - 1; - ti = (struct thread_info *) (((unsigned long) &ti) & ~mask); + void *p; + + asm volatile ("" : "=r" (p) : "0" (&ti)); + ti = (struct thread_info *) (((unsigned long)p) & ~mask); return ti; } diff --git a/arch/um/sys-i386/Makefile b/arch/um/sys-i386/Makefile index 804b28dd032..b1da91c1b20 100644 --- a/arch/um/sys-i386/Makefile +++ b/arch/um/sys-i386/Makefile @@ -4,7 +4,7 @@ obj-y = bug.o bugs.o checksum.o delay.o fault.o ksyms.o ldt.o ptrace.o \ ptrace_user.o setjmp.o signal.o stub.o stub_segv.o syscalls.o sysrq.o \ - sys_call_table.o tls.o + sys_call_table.o tls.o atomic64_cx8_32.o obj-$(CONFIG_BINFMT_ELF) += elfcore.o diff --git a/arch/um/sys-i386/atomic64_cx8_32.S b/arch/um/sys-i386/atomic64_cx8_32.S new file mode 100644 index 00000000000..1e901d3d4a9 --- /dev/null +++ b/arch/um/sys-i386/atomic64_cx8_32.S @@ -0,0 +1,225 @@ +/* + * atomic64_t for 586+ + * + * Copied from arch/x86/lib/atomic64_cx8_32.S + * + * Copyright © 2010 Luca Barbieri + * + * 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. + * + */ + +#include <linux/linkage.h> +#include <asm/alternative-asm.h> +#include <asm/dwarf2.h> + +.macro SAVE reg + pushl_cfi %\reg + CFI_REL_OFFSET \reg, 0 +.endm + +.macro RESTORE reg + popl_cfi %\reg + CFI_RESTORE \reg +.endm + +.macro read64 reg + movl %ebx, %eax + movl %ecx, %edx +/* we need LOCK_PREFIX since otherwise cmpxchg8b always does the write */ + LOCK_PREFIX + cmpxchg8b (\reg) +.endm + +ENTRY(atomic64_read_cx8) + CFI_STARTPROC + + read64 %ecx + ret + CFI_ENDPROC +ENDPROC(atomic64_read_cx8) + +ENTRY(atomic64_set_cx8) + CFI_STARTPROC + +1: +/* we don't need LOCK_PREFIX since aligned 64-bit writes + * are atomic on 586 and newer */ + cmpxchg8b (%esi) + jne 1b + + ret + CFI_ENDPROC +ENDPROC(atomic64_set_cx8) + +ENTRY(atomic64_xchg_cx8) + CFI_STARTPROC + + movl %ebx, %eax + movl %ecx, %edx +1: + LOCK_PREFIX + cmpxchg8b (%esi) + jne 1b + + ret + CFI_ENDPROC +ENDPROC(atomic64_xchg_cx8) + +.macro addsub_return func ins insc +ENTRY(atomic64_\func\()_return_cx8) + CFI_STARTPROC + SAVE ebp + SAVE ebx + SAVE esi + SAVE edi + + movl %eax, %esi + movl %edx, %edi + movl %ecx, %ebp + + read64 %ebp +1: + movl %eax, %ebx + movl %edx, %ecx + \ins\()l %esi, %ebx + \insc\()l %edi, %ecx + LOCK_PREFIX + cmpxchg8b (%ebp) + jne 1b + +10: + movl %ebx, %eax + movl %ecx, %edx + RESTORE edi + RESTORE esi + RESTORE ebx + RESTORE ebp + ret + CFI_ENDPROC +ENDPROC(atomic64_\func\()_return_cx8) +.endm + +addsub_return add add adc +addsub_return sub sub sbb + +.macro incdec_return func ins insc +ENTRY(atomic64_\func\()_return_cx8) + CFI_STARTPROC + SAVE ebx + + read64 %esi +1: + movl %eax, %ebx + movl %edx, %ecx + \ins\()l $1, %ebx + \insc\()l $0, %ecx + LOCK_PREFIX + cmpxchg8b (%esi) + jne 1b + +10: + movl %ebx, %eax + movl %ecx, %edx + RESTORE ebx + ret + CFI_ENDPROC +ENDPROC(atomic64_\func\()_return_cx8) +.endm + +incdec_return inc add adc +incdec_return dec sub sbb + +ENTRY(atomic64_dec_if_positive_cx8) + CFI_STARTPROC + SAVE ebx + + read64 %esi +1: + movl %eax, %ebx + movl %edx, %ecx + subl $1, %ebx + sbb $0, %ecx + js 2f + LOCK_PREFIX + cmpxchg8b (%esi) + jne 1b + +2: + movl %ebx, %eax + movl %ecx, %edx + RESTORE ebx + ret + CFI_ENDPROC +ENDPROC(atomic64_dec_if_positive_cx8) + +ENTRY(atomic64_add_unless_cx8) + CFI_STARTPROC + SAVE ebp + SAVE ebx +/* these just push these two parameters on the stack */ + SAVE edi + SAVE esi + + movl %ecx, %ebp + movl %eax, %esi + movl %edx, %edi + + read64 %ebp +1: + cmpl %eax, 0(%esp) + je 4f +2: + movl %eax, %ebx + movl %edx, %ecx + addl %esi, %ebx + adcl %edi, %ecx + LOCK_PREFIX + cmpxchg8b (%ebp) + jne 1b + + movl $1, %eax +3: + addl $8, %esp + CFI_ADJUST_CFA_OFFSET -8 + RESTORE ebx + RESTORE ebp + ret +4: + cmpl %edx, 4(%esp) + jne 2b + xorl %eax, %eax + jmp 3b + CFI_ENDPROC +ENDPROC(atomic64_add_unless_cx8) + +ENTRY(atomic64_inc_not_zero_cx8) + CFI_STARTPROC + SAVE ebx + + read64 %esi +1: + testl %eax, %eax + je 4f +2: + movl %eax, %ebx + movl %edx, %ecx + addl $1, %ebx + adcl $0, %ecx + LOCK_PREFIX + cmpxchg8b (%esi) + jne 1b + + movl $1, %eax +3: + RESTORE ebx + ret +4: + testl %edx, %edx + jne 2b + jmp 3b + CFI_ENDPROC +ENDPROC(atomic64_inc_not_zero_cx8) diff --git a/arch/x86/boot/memory.c b/arch/x86/boot/memory.c index cae3feb1035..db75d07c364 100644 --- a/arch/x86/boot/memory.c +++ b/arch/x86/boot/memory.c @@ -91,7 +91,7 @@ static int detect_memory_e801(void) if (oreg.ax > 15*1024) { return -1; /* Bogus! */ } else if (oreg.ax == 15*1024) { - boot_params.alt_mem_k = (oreg.dx << 6) + oreg.ax; + boot_params.alt_mem_k = (oreg.bx << 6) + oreg.ax; } else { /* * This ignores memory above 16MB if we have a memory diff --git a/arch/x86/include/asm/gart.h b/arch/x86/include/asm/gart.h index 43085bfc99c..156cd5d18d2 100644 --- a/arch/x86/include/asm/gart.h +++ b/arch/x86/include/asm/gart.h @@ -66,7 +66,7 @@ static inline void gart_set_size_and_enable(struct pci_dev *dev, u32 order) * Don't enable translation but enable GART IO and CPU accesses. * Also, set DISTLBWALKPRB since GART tables memory is UC. */ - ctl = DISTLBWALKPRB | order << 1; + ctl = order << 1; pci_write_config_dword(dev, AMD64_GARTAPERTURECTL, ctl); } @@ -75,17 +75,17 @@ static inline void enable_gart_translation(struct pci_dev *dev, u64 addr) { u32 tmp, ctl; - /* address of the mappings table */ - addr >>= 12; - tmp = (u32) addr<<4; - tmp &= ~0xf; - pci_write_config_dword(dev, AMD64_GARTTABLEBASE, tmp); - - /* Enable GART translation for this hammer. */ - pci_read_config_dword(dev, AMD64_GARTAPERTURECTL, &ctl); - ctl |= GARTEN; - ctl &= ~(DISGARTCPU | DISGARTIO); - pci_write_config_dword(dev, AMD64_GARTAPERTURECTL, ctl); + /* address of the mappings table */ + addr >>= 12; + tmp = (u32) addr<<4; + tmp &= ~0xf; + pci_write_config_dword(dev, AMD64_GARTTABLEBASE, tmp); + + /* Enable GART translation for this hammer. */ + pci_read_config_dword(dev, AMD64_GARTAPERTURECTL, &ctl); + ctl |= GARTEN | DISTLBWALKPRB; + ctl &= ~(DISGARTCPU | DISGARTIO); + pci_write_config_dword(dev, AMD64_GARTAPERTURECTL, ctl); } static inline int aperture_valid(u64 aper_base, u32 aper_size, u32 min_size) diff --git a/arch/x86/include/asm/io_apic.h b/arch/x86/include/asm/io_apic.h index c4bd267dfc5..a97a240f67f 100644 --- a/arch/x86/include/asm/io_apic.h +++ b/arch/x86/include/asm/io_apic.h @@ -150,7 +150,7 @@ void setup_IO_APIC_irq_extra(u32 gsi); extern void ioapic_and_gsi_init(void); extern void ioapic_insert_resources(void); -int io_apic_setup_irq_pin(unsigned int irq, int node, struct io_apic_irq_attr *attr); +int io_apic_setup_irq_pin_once(unsigned int irq, int node, struct io_apic_irq_attr *attr); extern struct IO_APIC_route_entry **alloc_ioapic_entries(void); extern void free_ioapic_entries(struct IO_APIC_route_entry **ioapic_entries); diff --git a/arch/x86/include/asm/numa.h b/arch/x86/include/asm/numa.h index 3d4dab43c99..a50fc9f493b 100644 --- a/arch/x86/include/asm/numa.h +++ b/arch/x86/include/asm/numa.h @@ -51,7 +51,7 @@ static inline void numa_remove_cpu(int cpu) { } #endif /* CONFIG_NUMA */ #ifdef CONFIG_DEBUG_PER_CPU_MAPS -struct cpumask __cpuinit *debug_cpumask_set_cpu(int cpu, int enable); +void debug_cpumask_set_cpu(int cpu, int node, bool enable); #endif #endif /* _ASM_X86_NUMA_H */ diff --git a/arch/x86/kernel/aperture_64.c b/arch/x86/kernel/aperture_64.c index 86d1ad4962a..73fb469908c 100644 --- a/arch/x86/kernel/aperture_64.c +++ b/arch/x86/kernel/aperture_64.c @@ -499,7 +499,7 @@ out: * Don't enable translation yet but enable GART IO and CPU * accesses and set DISTLBWALKPRB since GART table memory is UC. */ - u32 ctl = DISTLBWALKPRB | aper_order << 1; + u32 ctl = aper_order << 1; bus = amd_nb_bus_dev_ranges[i].bus; dev_base = amd_nb_bus_dev_ranges[i].dev_base; diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c index 68df09bba92..45fd33d1fd3 100644 --- a/arch/x86/kernel/apic/io_apic.c +++ b/arch/x86/kernel/apic/io_apic.c @@ -128,8 +128,8 @@ static int __init parse_noapic(char *str) } early_param("noapic", parse_noapic); -static int io_apic_setup_irq_pin_once(unsigned int irq, int node, - struct io_apic_irq_attr *attr); +static int io_apic_setup_irq_pin(unsigned int irq, int node, + struct io_apic_irq_attr *attr); /* Will be called in mpparse/acpi/sfi codes for saving IRQ info */ void mp_save_irq(struct mpc_intsrc *m) @@ -3570,7 +3570,7 @@ int arch_setup_ht_irq(unsigned int irq, struct pci_dev *dev) } #endif /* CONFIG_HT_IRQ */ -int +static int io_apic_setup_irq_pin(unsigned int irq, int node, struct io_apic_irq_attr *attr) { struct irq_cfg *cfg = alloc_irq_and_cfg_at(irq, node); @@ -3585,8 +3585,8 @@ io_apic_setup_irq_pin(unsigned int irq, int node, struct io_apic_irq_attr *attr) return ret; } -static int io_apic_setup_irq_pin_once(unsigned int irq, int node, - struct io_apic_irq_attr *attr) +int io_apic_setup_irq_pin_once(unsigned int irq, int node, + struct io_apic_irq_attr *attr) { unsigned int id = attr->ioapic, pin = attr->ioapic_pin; int ret; diff --git a/arch/x86/kernel/apm_32.c b/arch/x86/kernel/apm_32.c index 0b4be431c62..adee12e0da1 100644 --- a/arch/x86/kernel/apm_32.c +++ b/arch/x86/kernel/apm_32.c @@ -228,6 +228,7 @@ #include <linux/kthread.h> #include <linux/jiffies.h> #include <linux/acpi.h> +#include <linux/syscore_ops.h> #include <asm/system.h> #include <asm/uaccess.h> @@ -1238,6 +1239,7 @@ static int suspend(int vetoable) local_irq_disable(); sysdev_suspend(PMSG_SUSPEND); + syscore_suspend(); local_irq_enable(); @@ -1255,6 +1257,7 @@ static int suspend(int vetoable) apm_error("suspend", err); err = (err == APM_SUCCESS) ? 0 : -EIO; + syscore_resume(); sysdev_resume(); local_irq_enable(); @@ -1280,6 +1283,7 @@ static void standby(void) local_irq_disable(); sysdev_suspend(PMSG_SUSPEND); + syscore_suspend(); local_irq_enable(); err = set_system_power_state(APM_STATE_STANDBY); @@ -1287,6 +1291,7 @@ static void standby(void) apm_error("standby", err); local_irq_disable(); + syscore_resume(); sysdev_resume(); local_irq_enable(); diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c index 3532d3bf810..bb9eb29a52d 100644 --- a/arch/x86/kernel/cpu/amd.c +++ b/arch/x86/kernel/cpu/amd.c @@ -698,7 +698,7 @@ cpu_dev_register(amd_cpu_dev); */ const int amd_erratum_400[] = - AMD_OSVW_ERRATUM(1, AMD_MODEL_RANGE(0xf, 0x41, 0x2, 0xff, 0xf), + AMD_OSVW_ERRATUM(1, AMD_MODEL_RANGE(0x0f, 0x4, 0x2, 0xff, 0xf), AMD_MODEL_RANGE(0x10, 0x2, 0x1, 0xff, 0xf)); EXPORT_SYMBOL_GPL(amd_erratum_400); diff --git a/arch/x86/kernel/cpu/perf_event.c b/arch/x86/kernel/cpu/perf_event.c index eed3673a865..e638689279d 100644 --- a/arch/x86/kernel/cpu/perf_event.c +++ b/arch/x86/kernel/cpu/perf_event.c @@ -586,8 +586,12 @@ static int x86_setup_perfctr(struct perf_event *event) return -EOPNOTSUPP; } + /* + * Do not allow config1 (extended registers) to propagate, + * there's no sane user-space generalization yet: + */ if (attr->type == PERF_TYPE_RAW) - return x86_pmu_extra_regs(event->attr.config, event); + return 0; if (attr->type == PERF_TYPE_HW_CACHE) return set_ext_hw_attr(hwc, event); @@ -609,8 +613,8 @@ static int x86_setup_perfctr(struct perf_event *event) /* * Branch tracing: */ - if ((attr->config == PERF_COUNT_HW_BRANCH_INSTRUCTIONS) && - (hwc->sample_period == 1)) { + if (attr->config == PERF_COUNT_HW_BRANCH_INSTRUCTIONS && + !attr->freq && hwc->sample_period == 1) { /* BTS is not supported by this architecture. */ if (!x86_pmu.bts_active) return -EOPNOTSUPP; @@ -1284,6 +1288,16 @@ static int x86_pmu_handle_irq(struct pt_regs *regs) cpuc = &__get_cpu_var(cpu_hw_events); + /* + * Some chipsets need to unmask the LVTPC in a particular spot + * inside the nmi handler. As a result, the unmasking was pushed + * into all the nmi handlers. + * + * This generic handler doesn't seem to have any issues where the + * unmasking occurs so it was left at the top. + */ + apic_write(APIC_LVTPC, APIC_DM_NMI); + for (idx = 0; idx < x86_pmu.num_counters; idx++) { if (!test_bit(idx, cpuc->active_mask)) { /* @@ -1370,8 +1384,6 @@ perf_event_nmi_handler(struct notifier_block *self, return NOTIFY_DONE; } - apic_write(APIC_LVTPC, APIC_DM_NMI); - handled = x86_pmu.handle_irq(args->regs); if (!handled) return NOTIFY_DONE; diff --git a/arch/x86/kernel/cpu/perf_event_amd.c b/arch/x86/kernel/cpu/perf_event_amd.c index 461f62bbd77..cf4e369cea6 100644 --- a/arch/x86/kernel/cpu/perf_event_amd.c +++ b/arch/x86/kernel/cpu/perf_event_amd.c @@ -8,7 +8,7 @@ static __initconst const u64 amd_hw_cache_event_ids [ C(L1D) ] = { [ C(OP_READ) ] = { [ C(RESULT_ACCESS) ] = 0x0040, /* Data Cache Accesses */ - [ C(RESULT_MISS) ] = 0x0041, /* Data Cache Misses */ + [ C(RESULT_MISS) ] = 0x0141, /* Data Cache Misses */ }, [ C(OP_WRITE) ] = { [ C(RESULT_ACCESS) ] = 0x0142, /* Data Cache Refills :system */ @@ -427,7 +427,9 @@ static __initconst const struct x86_pmu amd_pmu = { * * Exceptions: * + * 0x000 FP PERF_CTL[3], PERF_CTL[5:3] (*) * 0x003 FP PERF_CTL[3] + * 0x004 FP PERF_CTL[3], PERF_CTL[5:3] (*) * 0x00B FP PERF_CTL[3] * 0x00D FP PERF_CTL[3] * 0x023 DE PERF_CTL[2:0] @@ -448,6 +450,8 @@ static __initconst const struct x86_pmu amd_pmu = { * 0x0DF LS PERF_CTL[5:0] * 0x1D6 EX PERF_CTL[5:0] * 0x1D8 EX PERF_CTL[5:0] + * + * (*) depending on the umask all FPU counters may be used */ static struct event_constraint amd_f15_PMC0 = EVENT_CONSTRAINT(0, 0x01, 0); @@ -460,18 +464,28 @@ static struct event_constraint amd_f15_PMC53 = EVENT_CONSTRAINT(0, 0x38, 0); static struct event_constraint * amd_get_event_constraints_f15h(struct cpu_hw_events *cpuc, struct perf_event *event) { - unsigned int event_code = amd_get_event_code(&event->hw); + struct hw_perf_event *hwc = &event->hw; + unsigned int event_code = amd_get_event_code(hwc); switch (event_code & AMD_EVENT_TYPE_MASK) { case AMD_EVENT_FP: switch (event_code) { + case 0x000: + if (!(hwc->config & 0x0000F000ULL)) + break; + if (!(hwc->config & 0x00000F00ULL)) + break; + return &amd_f15_PMC3; + case 0x004: + if (hweight_long(hwc->config & ARCH_PERFMON_EVENTSEL_UMASK) <= 1) + break; + return &amd_f15_PMC3; case 0x003: case 0x00B: case 0x00D: return &amd_f15_PMC3; - default: - return &amd_f15_PMC53; } + return &amd_f15_PMC53; case AMD_EVENT_LS: case AMD_EVENT_DC: case AMD_EVENT_EX_LS: diff --git a/arch/x86/kernel/cpu/perf_event_intel.c b/arch/x86/kernel/cpu/perf_event_intel.c index 8fc2b2cee1d..447a28de6f0 100644 --- a/arch/x86/kernel/cpu/perf_event_intel.c +++ b/arch/x86/kernel/cpu/perf_event_intel.c @@ -25,7 +25,7 @@ struct intel_percore { /* * Intel PerfMon, used on Core and later. */ -static const u64 intel_perfmon_event_map[] = +static u64 intel_perfmon_event_map[PERF_COUNT_HW_MAX] __read_mostly = { [PERF_COUNT_HW_CPU_CYCLES] = 0x003c, [PERF_COUNT_HW_INSTRUCTIONS] = 0x00c0, @@ -184,26 +184,23 @@ static __initconst const u64 snb_hw_cache_event_ids }, }, [ C(LL ) ] = { - /* - * TBD: Need Off-core Response Performance Monitoring support - */ [ C(OP_READ) ] = { - /* OFFCORE_RESPONSE_0.ANY_DATA.LOCAL_CACHE */ + /* OFFCORE_RESPONSE.ANY_DATA.LOCAL_CACHE */ [ C(RESULT_ACCESS) ] = 0x01b7, - /* OFFCORE_RESPONSE_1.ANY_DATA.ANY_LLC_MISS */ - [ C(RESULT_MISS) ] = 0x01bb, + /* OFFCORE_RESPONSE.ANY_DATA.ANY_LLC_MISS */ + [ C(RESULT_MISS) ] = 0x01b7, }, [ C(OP_WRITE) ] = { - /* OFFCORE_RESPONSE_0.ANY_RFO.LOCAL_CACHE */ + /* OFFCORE_RESPONSE.ANY_RFO.LOCAL_CACHE */ [ C(RESULT_ACCESS) ] = 0x01b7, - /* OFFCORE_RESPONSE_1.ANY_RFO.ANY_LLC_MISS */ - [ C(RESULT_MISS) ] = 0x01bb, + /* OFFCORE_RESPONSE.ANY_RFO.ANY_LLC_MISS */ + [ C(RESULT_MISS) ] = 0x01b7, }, [ C(OP_PREFETCH) ] = { - /* OFFCORE_RESPONSE_0.PREFETCH.LOCAL_CACHE */ + /* OFFCORE_RESPONSE.PREFETCH.LOCAL_CACHE */ [ C(RESULT_ACCESS) ] = 0x01b7, - /* OFFCORE_RESPONSE_1.PREFETCH.ANY_LLC_MISS */ - [ C(RESULT_MISS) ] = 0x01bb, + /* OFFCORE_RESPONSE.PREFETCH.ANY_LLC_MISS */ + [ C(RESULT_MISS) ] = 0x01b7, }, }, [ C(DTLB) ] = { @@ -285,26 +282,26 @@ static __initconst const u64 westmere_hw_cache_event_ids }, [ C(LL ) ] = { [ C(OP_READ) ] = { - /* OFFCORE_RESPONSE_0.ANY_DATA.LOCAL_CACHE */ + /* OFFCORE_RESPONSE.ANY_DATA.LOCAL_CACHE */ [ C(RESULT_ACCESS) ] = 0x01b7, - /* OFFCORE_RESPONSE_1.ANY_DATA.ANY_LLC_MISS */ - [ C(RESULT_MISS) ] = 0x01bb, + /* OFFCORE_RESPONSE.ANY_DATA.ANY_LLC_MISS */ + [ C(RESULT_MISS) ] = 0x01b7, }, /* * Use RFO, not WRITEBACK, because a write miss would typically occur * on RFO. */ [ C(OP_WRITE) ] = { - /* OFFCORE_RESPONSE_1.ANY_RFO.LOCAL_CACHE */ - [ C(RESULT_ACCESS) ] = 0x01bb, - /* OFFCORE_RESPONSE_0.ANY_RFO.ANY_LLC_MISS */ + /* OFFCORE_RESPONSE.ANY_RFO.LOCAL_CACHE */ + [ C(RESULT_ACCESS) ] = 0x01b7, + /* OFFCORE_RESPONSE.ANY_RFO.ANY_LLC_MISS */ [ C(RESULT_MISS) ] = 0x01b7, }, [ C(OP_PREFETCH) ] = { - /* OFFCORE_RESPONSE_0.PREFETCH.LOCAL_CACHE */ + /* OFFCORE_RESPONSE.PREFETCH.LOCAL_CACHE */ [ C(RESULT_ACCESS) ] = 0x01b7, - /* OFFCORE_RESPONSE_1.PREFETCH.ANY_LLC_MISS */ - [ C(RESULT_MISS) ] = 0x01bb, + /* OFFCORE_RESPONSE.PREFETCH.ANY_LLC_MISS */ + [ C(RESULT_MISS) ] = 0x01b7, }, }, [ C(DTLB) ] = { @@ -352,16 +349,36 @@ static __initconst const u64 westmere_hw_cache_event_ids }; /* - * OFFCORE_RESPONSE MSR bits (subset), See IA32 SDM Vol 3 30.6.1.3 + * Nehalem/Westmere MSR_OFFCORE_RESPONSE bits; + * See IA32 SDM Vol 3B 30.6.1.3 */ -#define DMND_DATA_RD (1 << 0) -#define DMND_RFO (1 << 1) -#define DMND_WB (1 << 3) -#define PF_DATA_RD (1 << 4) -#define PF_DATA_RFO (1 << 5) -#define RESP_UNCORE_HIT (1 << 8) -#define RESP_MISS (0xf600) /* non uncore hit */ +#define NHM_DMND_DATA_RD (1 << 0) +#define NHM_DMND_RFO (1 << 1) +#define NHM_DMND_IFETCH (1 << 2) +#define NHM_DMND_WB (1 << 3) +#define NHM_PF_DATA_RD (1 << 4) +#define NHM_PF_DATA_RFO (1 << 5) +#define NHM_PF_IFETCH (1 << 6) +#define NHM_OFFCORE_OTHER (1 << 7) +#define NHM_UNCORE_HIT (1 << 8) +#define NHM_OTHER_CORE_HIT_SNP (1 << 9) +#define NHM_OTHER_CORE_HITM (1 << 10) + /* reserved */ +#define NHM_REMOTE_CACHE_FWD (1 << 12) +#define NHM_REMOTE_DRAM (1 << 13) +#define NHM_LOCAL_DRAM (1 << 14) +#define NHM_NON_DRAM (1 << 15) + +#define NHM_ALL_DRAM (NHM_REMOTE_DRAM|NHM_LOCAL_DRAM) + +#define NHM_DMND_READ (NHM_DMND_DATA_RD) +#define NHM_DMND_WRITE (NHM_DMND_RFO|NHM_DMND_WB) +#define NHM_DMND_PREFETCH (NHM_PF_DATA_RD|NHM_PF_DATA_RFO) + +#define NHM_L3_HIT (NHM_UNCORE_HIT|NHM_OTHER_CORE_HIT_SNP|NHM_OTHER_CORE_HITM) +#define NHM_L3_MISS (NHM_NON_DRAM|NHM_ALL_DRAM|NHM_REMOTE_CACHE_FWD) +#define NHM_L3_ACCESS (NHM_L3_HIT|NHM_L3_MISS) static __initconst const u64 nehalem_hw_cache_extra_regs [PERF_COUNT_HW_CACHE_MAX] @@ -370,16 +387,16 @@ static __initconst const u64 nehalem_hw_cache_extra_regs { [ C(LL ) ] = { [ C(OP_READ) ] = { - [ C(RESULT_ACCESS) ] = DMND_DATA_RD|RESP_UNCORE_HIT, - [ C(RESULT_MISS) ] = DMND_DATA_RD|RESP_MISS, + [ C(RESULT_ACCESS) ] = NHM_DMND_READ|NHM_L3_ACCESS, + [ C(RESULT_MISS) ] = NHM_DMND_READ|NHM_L3_MISS, }, [ C(OP_WRITE) ] = { - [ C(RESULT_ACCESS) ] = DMND_RFO|DMND_WB|RESP_UNCORE_HIT, - [ C(RESULT_MISS) ] = DMND_RFO|DMND_WB|RESP_MISS, + [ C(RESULT_ACCESS) ] = NHM_DMND_WRITE|NHM_L3_ACCESS, + [ C(RESULT_MISS) ] = NHM_DMND_WRITE|NHM_L3_MISS, }, [ C(OP_PREFETCH) ] = { - [ C(RESULT_ACCESS) ] = PF_DATA_RD|PF_DATA_RFO|RESP_UNCORE_HIT, - [ C(RESULT_MISS) ] = PF_DATA_RD|PF_DATA_RFO|RESP_MISS, + [ C(RESULT_ACCESS) ] = NHM_DMND_PREFETCH|NHM_L3_ACCESS, + [ C(RESULT_MISS) ] = NHM_DMND_PREFETCH|NHM_L3_MISS, }, } }; @@ -391,12 +408,12 @@ static __initconst const u64 nehalem_hw_cache_event_ids { [ C(L1D) ] = { [ C(OP_READ) ] = { - [ C(RESULT_ACCESS) ] = 0x0f40, /* L1D_CACHE_LD.MESI */ - [ C(RESULT_MISS) ] = 0x0140, /* L1D_CACHE_LD.I_STATE */ + [ C(RESULT_ACCESS) ] = 0x010b, /* MEM_INST_RETIRED.LOADS */ + [ C(RESULT_MISS) ] = 0x0151, /* L1D.REPL */ }, [ C(OP_WRITE) ] = { - [ C(RESULT_ACCESS) ] = 0x0f41, /* L1D_CACHE_ST.MESI */ - [ C(RESULT_MISS) ] = 0x0141, /* L1D_CACHE_ST.I_STATE */ + [ C(RESULT_ACCESS) ] = 0x020b, /* MEM_INST_RETURED.STORES */ + [ C(RESULT_MISS) ] = 0x0251, /* L1D.M_REPL */ }, [ C(OP_PREFETCH) ] = { [ C(RESULT_ACCESS) ] = 0x014e, /* L1D_PREFETCH.REQUESTS */ @@ -933,6 +950,16 @@ static int intel_pmu_handle_irq(struct pt_regs *regs) cpuc = &__get_cpu_var(cpu_hw_events); + /* + * Some chipsets need to unmask the LVTPC in a particular spot + * inside the nmi handler. As a result, the unmasking was pushed + * into all the nmi handlers. + * + * This handler doesn't seem to have any issues with the unmasking + * so it was left at the top. + */ + apic_write(APIC_LVTPC, APIC_DM_NMI); + intel_pmu_disable_all(); handled = intel_pmu_drain_bts_buffer(); status = intel_pmu_get_status(); @@ -998,6 +1025,9 @@ intel_bts_constraints(struct perf_event *event) struct hw_perf_event *hwc = &event->hw; unsigned int hw_event, bts_event; + if (event->attr.freq) + return NULL; + hw_event = hwc->config & INTEL_ARCH_EVENT_MASK; bts_event = x86_pmu.event_map(PERF_COUNT_HW_BRANCH_INSTRUCTIONS); @@ -1305,7 +1335,7 @@ static void intel_clovertown_quirks(void) * AJ106 could possibly be worked around by not allowing LBR * usage from PEBS, including the fixup. * AJ68 could possibly be worked around by always programming - * a pebs_event_reset[0] value and coping with the lost events. + * a pebs_event_reset[0] value and coping with the lost events. * * But taken together it might just make sense to not enable PEBS on * these chips. @@ -1409,6 +1439,18 @@ static __init int intel_pmu_init(void) x86_pmu.percore_constraints = intel_nehalem_percore_constraints; x86_pmu.enable_all = intel_pmu_nhm_enable_all; x86_pmu.extra_regs = intel_nehalem_extra_regs; + + if (ebx & 0x40) { + /* + * Erratum AAJ80 detected, we work it around by using + * the BR_MISP_EXEC.ANY event. This will over-count + * branch-misses, but it's still much better than the + * architectural event which is often completely bogus: + */ + intel_perfmon_event_map[PERF_COUNT_HW_BRANCH_MISSES] = 0x7f89; + + pr_cont("erratum AAJ80 worked around, "); + } pr_cont("Nehalem events, "); break; @@ -1425,6 +1467,7 @@ static __init int intel_pmu_init(void) case 37: /* 32 nm nehalem, "Clarkdale" */ case 44: /* 32 nm nehalem, "Gulftown" */ + case 47: /* 32 nm Xeon E7 */ memcpy(hw_cache_event_ids, westmere_hw_cache_event_ids, sizeof(hw_cache_event_ids)); memcpy(hw_cache_extra_regs, nehalem_hw_cache_extra_regs, diff --git a/arch/x86/kernel/cpu/perf_event_p4.c b/arch/x86/kernel/cpu/perf_event_p4.c index c2520e178d3..e93fcd55fae 100644 --- a/arch/x86/kernel/cpu/perf_event_p4.c +++ b/arch/x86/kernel/cpu/perf_event_p4.c @@ -947,14 +947,23 @@ static int p4_pmu_handle_irq(struct pt_regs *regs) if (!x86_perf_event_set_period(event)) continue; if (perf_event_overflow(event, 1, &data, regs)) - p4_pmu_disable_event(event); + x86_pmu_stop(event, 0); } - if (handled) { - /* p4 quirk: unmask it again */ - apic_write(APIC_LVTPC, apic_read(APIC_LVTPC) & ~APIC_LVT_MASKED); + if (handled) inc_irq_stat(apic_perf_irqs); - } + + /* + * When dealing with the unmasking of the LVTPC on P4 perf hw, it has + * been observed that the OVF bit flag has to be cleared first _before_ + * the LVTPC can be unmasked. + * + * The reason is the NMI line will continue to be asserted while the OVF + * bit is set. This causes a second NMI to generate if the LVTPC is + * unmasked before the OVF bit is cleared, leading to unknown NMI + * messages. + */ + apic_write(APIC_LVTPC, APIC_DM_NMI); return handled; } diff --git a/arch/x86/kernel/devicetree.c b/arch/x86/kernel/devicetree.c index 706a9fb46a5..e90f08458e6 100644 --- a/arch/x86/kernel/devicetree.c +++ b/arch/x86/kernel/devicetree.c @@ -391,7 +391,7 @@ static int ioapic_xlate(struct irq_domain *id, const u32 *intspec, u32 intsize, set_io_apic_irq_attr(&attr, idx, line, it->trigger, it->polarity); - return io_apic_setup_irq_pin(*out_hwirq, cpu_to_node(0), &attr); + return io_apic_setup_irq_pin_once(*out_hwirq, cpu_to_node(0), &attr); } static void __init ioapic_add_ofnode(struct device_node *np) diff --git a/arch/x86/kernel/pci-gart_64.c b/arch/x86/kernel/pci-gart_64.c index 82ada01625b..b117efd24f7 100644 --- a/arch/x86/kernel/pci-gart_64.c +++ b/arch/x86/kernel/pci-gart_64.c @@ -81,6 +81,9 @@ static u32 gart_unmapped_entry; #define AGPEXTERN #endif +/* GART can only remap to physical addresses < 1TB */ +#define GART_MAX_PHYS_ADDR (1ULL << 40) + /* backdoor interface to AGP driver */ AGPEXTERN int agp_memory_reserved; AGPEXTERN __u32 *agp_gatt_table; @@ -212,9 +215,13 @@ static dma_addr_t dma_map_area(struct device *dev, dma_addr_t phys_mem, size_t size, int dir, unsigned long align_mask) { unsigned long npages = iommu_num_pages(phys_mem, size, PAGE_SIZE); - unsigned long iommu_page = alloc_iommu(dev, npages, align_mask); + unsigned long iommu_page; int i; + if (unlikely(phys_mem + size > GART_MAX_PHYS_ADDR)) + return bad_dma_addr; + + iommu_page = alloc_iommu(dev, npages, align_mask); if (iommu_page == -1) { if (!nonforced_iommu(dev, phys_mem, size)) return phys_mem; diff --git a/arch/x86/kernel/ptrace.c b/arch/x86/kernel/ptrace.c index 45892dc4b72..f65e5b521db 100644 --- a/arch/x86/kernel/ptrace.c +++ b/arch/x86/kernel/ptrace.c @@ -608,6 +608,9 @@ static int ptrace_write_dr7(struct task_struct *tsk, unsigned long data) unsigned len, type; struct perf_event *bp; + if (ptrace_get_breakpoints(tsk) < 0) + return -ESRCH; + data &= ~DR_CONTROL_RESERVED; old_dr7 = ptrace_get_dr7(thread->ptrace_bps); restore: @@ -655,6 +658,9 @@ restore: } goto restore; } + + ptrace_put_breakpoints(tsk); + return ((orig_ret < 0) ? orig_ret : rc); } @@ -668,10 +674,17 @@ static unsigned long ptrace_get_debugreg(struct task_struct *tsk, int n) if (n < HBP_NUM) { struct perf_event *bp; + + if (ptrace_get_breakpoints(tsk) < 0) + return -ESRCH; + bp = thread->ptrace_bps[n]; if (!bp) - return 0; - val = bp->hw.info.address; + val = 0; + else + val = bp->hw.info.address; + + ptrace_put_breakpoints(tsk); } else if (n == 6) { val = thread->debugreg6; } else if (n == 7) { @@ -686,6 +699,10 @@ static int ptrace_set_breakpoint_addr(struct task_struct *tsk, int nr, struct perf_event *bp; struct thread_struct *t = &tsk->thread; struct perf_event_attr attr; + int err = 0; + + if (ptrace_get_breakpoints(tsk) < 0) + return -ESRCH; if (!t->ptrace_bps[nr]) { ptrace_breakpoint_init(&attr); @@ -709,24 +726,23 @@ static int ptrace_set_breakpoint_addr(struct task_struct *tsk, int nr, * writing for the user. And anyway this is the previous * behaviour. */ - if (IS_ERR(bp)) - return PTR_ERR(bp); + if (IS_ERR(bp)) { + err = PTR_ERR(bp); + goto put; + } t->ptrace_bps[nr] = bp; } else { - int err; - bp = t->ptrace_bps[nr]; attr = bp->attr; attr.bp_addr = addr; err = modify_user_hw_breakpoint(bp, &attr); - if (err) - return err; } - - return 0; +put: + ptrace_put_breakpoints(tsk); + return err; } /* diff --git a/arch/x86/kernel/reboot_32.S b/arch/x86/kernel/reboot_32.S index 29092b38d81..1d5c46df0d7 100644 --- a/arch/x86/kernel/reboot_32.S +++ b/arch/x86/kernel/reboot_32.S @@ -21,26 +21,26 @@ r_base = . /* Get our own relocated address */ call 1f 1: popl %ebx - subl $1b, %ebx + subl $(1b - r_base), %ebx /* Compute the equivalent real-mode segment */ movl %ebx, %ecx shrl $4, %ecx /* Patch post-real-mode segment jump */ - movw dispatch_table(%ebx,%eax,2),%ax - movw %ax, 101f(%ebx) - movw %cx, 102f(%ebx) + movw (dispatch_table - r_base)(%ebx,%eax,2),%ax + movw %ax, (101f - r_base)(%ebx) + movw %cx, (102f - r_base)(%ebx) /* Set up the IDT for real mode. */ - lidtl machine_real_restart_idt(%ebx) + lidtl (machine_real_restart_idt - r_base)(%ebx) /* * Set up a GDT from which we can load segment descriptors for real * mode. The GDT is not used in real mode; it is just needed here to * prepare the descriptors. */ - lgdtl machine_real_restart_gdt(%ebx) + lgdtl (machine_real_restart_gdt - r_base)(%ebx) /* * Load the data segment registers with 16-bit compatible values diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c index 8ed8908cc9f..c2871d3c71b 100644 --- a/arch/x86/kernel/smpboot.c +++ b/arch/x86/kernel/smpboot.c @@ -312,26 +312,6 @@ void __cpuinit smp_store_cpu_info(int id) identify_secondary_cpu(c); } -static void __cpuinit check_cpu_siblings_on_same_node(int cpu1, int cpu2) -{ - int node1 = early_cpu_to_node(cpu1); - int node2 = early_cpu_to_node(cpu2); - - /* - * Our CPU scheduler assumes all logical cpus in the same physical cpu - * share the same node. But, buggy ACPI or NUMA emulation might assign - * them to different node. Fix it. - */ - if (node1 != node2) { - pr_warning("CPU %d in node %d and CPU %d in node %d are in the same physical CPU. forcing same node %d\n", - cpu1, node1, cpu2, node2, node2); - - numa_remove_cpu(cpu1); - numa_set_node(cpu1, node2); - numa_add_cpu(cpu1); - } -} - static void __cpuinit link_thread_siblings(int cpu1, int cpu2) { cpumask_set_cpu(cpu1, cpu_sibling_mask(cpu2)); @@ -340,7 +320,6 @@ static void __cpuinit link_thread_siblings(int cpu1, int cpu2) cpumask_set_cpu(cpu2, cpu_core_mask(cpu1)); cpumask_set_cpu(cpu1, cpu_llc_shared_mask(cpu2)); cpumask_set_cpu(cpu2, cpu_llc_shared_mask(cpu1)); - check_cpu_siblings_on_same_node(cpu1, cpu2); } @@ -382,12 +361,10 @@ void __cpuinit set_cpu_sibling_map(int cpu) per_cpu(cpu_llc_id, cpu) == per_cpu(cpu_llc_id, i)) { cpumask_set_cpu(i, cpu_llc_shared_mask(cpu)); cpumask_set_cpu(cpu, cpu_llc_shared_mask(i)); - check_cpu_siblings_on_same_node(cpu, i); } if (c->phys_proc_id == cpu_data(i).phys_proc_id) { cpumask_set_cpu(i, cpu_core_mask(cpu)); cpumask_set_cpu(cpu, cpu_core_mask(i)); - check_cpu_siblings_on_same_node(cpu, i); /* * Does this new cpu bringup a new core? */ diff --git a/arch/x86/mm/numa.c b/arch/x86/mm/numa.c index 9559d360fde..745258dfc4d 100644 --- a/arch/x86/mm/numa.c +++ b/arch/x86/mm/numa.c @@ -213,53 +213,48 @@ int early_cpu_to_node(int cpu) return per_cpu(x86_cpu_to_node_map, cpu); } -struct cpumask __cpuinit *debug_cpumask_set_cpu(int cpu, int enable) +void debug_cpumask_set_cpu(int cpu, int node, bool enable) { - int node = early_cpu_to_node(cpu); struct cpumask *mask; char buf[64]; if (node == NUMA_NO_NODE) { /* early_cpu_to_node() already emits a warning and trace */ - return NULL; + return; } mask = node_to_cpumask_map[node]; if (!mask) { pr_err("node_to_cpumask_map[%i] NULL\n", node); dump_stack(); - return NULL; + return; } + if (enable) + cpumask_set_cpu(cpu, mask); + else + cpumask_clear_cpu(cpu, mask); + cpulist_scnprintf(buf, sizeof(buf), mask); printk(KERN_DEBUG "%s cpu %d node %d: mask now %s\n", enable ? "numa_add_cpu" : "numa_remove_cpu", cpu, node, buf); - return mask; + return; } # ifndef CONFIG_NUMA_EMU -static void __cpuinit numa_set_cpumask(int cpu, int enable) +static void __cpuinit numa_set_cpumask(int cpu, bool enable) { - struct cpumask *mask; - - mask = debug_cpumask_set_cpu(cpu, enable); - if (!mask) - return; - - if (enable) - cpumask_set_cpu(cpu, mask); - else - cpumask_clear_cpu(cpu, mask); + debug_cpumask_set_cpu(cpu, early_cpu_to_node(cpu), enable); } void __cpuinit numa_add_cpu(int cpu) { - numa_set_cpumask(cpu, 1); + numa_set_cpumask(cpu, true); } void __cpuinit numa_remove_cpu(int cpu) { - numa_set_cpumask(cpu, 0); + numa_set_cpumask(cpu, false); } # endif /* !CONFIG_NUMA_EMU */ diff --git a/arch/x86/mm/numa_64.c b/arch/x86/mm/numa_64.c index e8c00cc7203..85b52fc0308 100644 --- a/arch/x86/mm/numa_64.c +++ b/arch/x86/mm/numa_64.c @@ -306,7 +306,7 @@ int __init numa_cleanup_meminfo(struct numa_meminfo *mi) bi->end = min(bi->end, high); /* and there's no empty block */ - if (bi->start == bi->end) { + if (bi->start >= bi->end) { numa_remove_memblk_from(i--, mi); continue; } diff --git a/arch/x86/mm/numa_emulation.c b/arch/x86/mm/numa_emulation.c index ad091e4cff1..de84cc14037 100644 --- a/arch/x86/mm/numa_emulation.c +++ b/arch/x86/mm/numa_emulation.c @@ -454,10 +454,9 @@ void __cpuinit numa_remove_cpu(int cpu) cpumask_clear_cpu(cpu, node_to_cpumask_map[i]); } #else /* !CONFIG_DEBUG_PER_CPU_MAPS */ -static void __cpuinit numa_set_cpumask(int cpu, int enable) +static void __cpuinit numa_set_cpumask(int cpu, bool enable) { - struct cpumask *mask; - int nid, physnid, i; + int nid, physnid; nid = early_cpu_to_node(cpu); if (nid == NUMA_NO_NODE) { @@ -467,28 +466,21 @@ static void __cpuinit numa_set_cpumask(int cpu, int enable) physnid = emu_nid_to_phys[nid]; - for_each_online_node(i) { + for_each_online_node(nid) { if (emu_nid_to_phys[nid] != physnid) continue; - mask = debug_cpumask_set_cpu(cpu, enable); - if (!mask) - return; - - if (enable) - cpumask_set_cpu(cpu, mask); - else - cpumask_clear_cpu(cpu, mask); + debug_cpumask_set_cpu(cpu, nid, enable); } } void __cpuinit numa_add_cpu(int cpu) { - numa_set_cpumask(cpu, 1); + numa_set_cpumask(cpu, true); } void __cpuinit numa_remove_cpu(int cpu) { - numa_set_cpumask(cpu, 0); + numa_set_cpumask(cpu, false); } #endif /* !CONFIG_DEBUG_PER_CPU_MAPS */ diff --git a/arch/x86/platform/ce4100/falconfalls.dts b/arch/x86/platform/ce4100/falconfalls.dts index 2d6d226f2b1..e70be38ce03 100644 --- a/arch/x86/platform/ce4100/falconfalls.dts +++ b/arch/x86/platform/ce4100/falconfalls.dts @@ -347,7 +347,7 @@ "pciclass0c03"; reg = <0x16800 0x0 0x0 0x0 0x0>; - interrupts = <22 3>; + interrupts = <22 1>; }; usb@d,1 { @@ -357,7 +357,7 @@ "pciclass0c03"; reg = <0x16900 0x0 0x0 0x0 0x0>; - interrupts = <22 3>; + interrupts = <22 1>; }; sata@e,0 { @@ -367,7 +367,7 @@ "pciclass0106"; reg = <0x17000 0x0 0x0 0x0 0x0>; - interrupts = <23 3>; + interrupts = <23 1>; }; flash@f,0 { diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c index a991b57f91f..55c965b38c2 100644 --- a/arch/x86/xen/mmu.c +++ b/arch/x86/xen/mmu.c @@ -1463,6 +1463,119 @@ static int xen_pgd_alloc(struct mm_struct *mm) return ret; } +#ifdef CONFIG_X86_64 +static __initdata u64 __last_pgt_set_rw = 0; +static __initdata u64 __pgt_buf_start = 0; +static __initdata u64 __pgt_buf_end = 0; +static __initdata u64 __pgt_buf_top = 0; +/* + * As a consequence of the commit: + * + * commit 4b239f458c229de044d6905c2b0f9fe16ed9e01e + * Author: Yinghai Lu <yinghai@kernel.org> + * Date: Fri Dec 17 16:58:28 2010 -0800 + * + * x86-64, mm: Put early page table high + * + * at some point init_memory_mapping is going to reach the pagetable pages + * area and map those pages too (mapping them as normal memory that falls + * in the range of addresses passed to init_memory_mapping as argument). + * Some of those pages are already pagetable pages (they are in the range + * pgt_buf_start-pgt_buf_end) therefore they are going to be mapped RO and + * everything is fine. + * Some of these pages are not pagetable pages yet (they fall in the range + * pgt_buf_end-pgt_buf_top; for example the page at pgt_buf_end) so they + * are going to be mapped RW. When these pages become pagetable pages and + * are hooked into the pagetable, xen will find that the guest has already + * a RW mapping of them somewhere and fail the operation. + * The reason Xen requires pagetables to be RO is that the hypervisor needs + * to verify that the pagetables are valid before using them. The validation + * operations are called "pinning". + * + * In order to fix the issue we mark all the pages in the entire range + * pgt_buf_start-pgt_buf_top as RO, however when the pagetable allocation + * is completed only the range pgt_buf_start-pgt_buf_end is reserved by + * init_memory_mapping. Hence the kernel is going to crash as soon as one + * of the pages in the range pgt_buf_end-pgt_buf_top is reused (b/c those + * ranges are RO). + * + * For this reason, 'mark_rw_past_pgt' is introduced which is called _after_ + * the init_memory_mapping has completed (in a perfect world we would + * call this function from init_memory_mapping, but lets ignore that). + * + * Because we are called _after_ init_memory_mapping the pgt_buf_[start, + * end,top] have all changed to new values (b/c init_memory_mapping + * is called and setting up another new page-table). Hence, the first time + * we enter this function, we save away the pgt_buf_start value and update + * the pgt_buf_[end,top]. + * + * When we detect that the "old" pgt_buf_start through pgt_buf_end + * PFNs have been reserved (so memblock_x86_reserve_range has been called), + * we immediately set out to RW the "old" pgt_buf_end through pgt_buf_top. + * + * And then we update those "old" pgt_buf_[end|top] with the new ones + * so that we can redo this on the next pagetable. + */ +static __init void mark_rw_past_pgt(void) { + + if (pgt_buf_end > pgt_buf_start) { + u64 addr, size; + + /* Save it away. */ + if (!__pgt_buf_start) { + __pgt_buf_start = pgt_buf_start; + __pgt_buf_end = pgt_buf_end; + __pgt_buf_top = pgt_buf_top; + return; + } + /* If we get the range that starts at __pgt_buf_end that means + * the range is reserved, and that in 'init_memory_mapping' + * the 'memblock_x86_reserve_range' has been called with the + * outdated __pgt_buf_start, __pgt_buf_end (the "new" + * pgt_buf_[start|end|top] refer now to a new pagetable. + * Note: we are called _after_ the pgt_buf_[..] have been + * updated.*/ + + addr = memblock_x86_find_in_range_size(PFN_PHYS(__pgt_buf_start), + &size, PAGE_SIZE); + + /* Still not reserved, meaning 'memblock_x86_reserve_range' + * hasn't been called yet. Update the _end and _top.*/ + if (addr == PFN_PHYS(__pgt_buf_start)) { + __pgt_buf_end = pgt_buf_end; + __pgt_buf_top = pgt_buf_top; + return; + } + + /* OK, the area is reserved, meaning it is time for us to + * set RW for the old end->top PFNs. */ + + /* ..unless we had already done this. */ + if (__pgt_buf_end == __last_pgt_set_rw) + return; + + addr = PFN_PHYS(__pgt_buf_end); + + /* set as RW the rest */ + printk(KERN_DEBUG "xen: setting RW the range %llx - %llx\n", + PFN_PHYS(__pgt_buf_end), PFN_PHYS(__pgt_buf_top)); + + while (addr < PFN_PHYS(__pgt_buf_top)) { + make_lowmem_page_readwrite(__va(addr)); + addr += PAGE_SIZE; + } + /* And update everything so that we are ready for the next + * pagetable (the one created for regions past 4GB) */ + __last_pgt_set_rw = __pgt_buf_end; + __pgt_buf_start = pgt_buf_start; + __pgt_buf_end = pgt_buf_end; + __pgt_buf_top = pgt_buf_top; + } + return; +} +#else +static __init void mark_rw_past_pgt(void) { } +#endif static void xen_pgd_free(struct mm_struct *mm, pgd_t *pgd) { #ifdef CONFIG_X86_64 @@ -1473,30 +1586,43 @@ static void xen_pgd_free(struct mm_struct *mm, pgd_t *pgd) #endif } +#ifdef CONFIG_X86_32 static __init pte_t mask_rw_pte(pte_t *ptep, pte_t pte) { - unsigned long pfn = pte_pfn(pte); - -#ifdef CONFIG_X86_32 /* If there's an existing pte, then don't allow _PAGE_RW to be set */ if (pte_val_ma(*ptep) & _PAGE_PRESENT) pte = __pte_ma(((pte_val_ma(*ptep) & _PAGE_RW) | ~_PAGE_RW) & pte_val_ma(pte)); -#endif + + return pte; +} +#else /* CONFIG_X86_64 */ +static __init pte_t mask_rw_pte(pte_t *ptep, pte_t pte) +{ + unsigned long pfn = pte_pfn(pte); /* + * A bit of optimization. We do not need to call the workaround + * when xen_set_pte_init is called with a PTE with 0 as PFN. + * That is b/c the pagetable at that point are just being populated + * with empty values and we can save some cycles by not calling + * the 'memblock' code.*/ + if (pfn) + mark_rw_past_pgt(); + /* * If the new pfn is within the range of the newly allocated * kernel pagetable, and it isn't being mapped into an * early_ioremap fixmap slot as a freshly allocated page, make sure * it is RO. */ if (((!is_early_ioremap_ptep(ptep) && - pfn >= pgt_buf_start && pfn < pgt_buf_end)) || + pfn >= pgt_buf_start && pfn < pgt_buf_top)) || (is_early_ioremap_ptep(ptep) && pfn != (pgt_buf_end - 1))) pte = pte_wrprotect(pte); return pte; } +#endif /* CONFIG_X86_64 */ /* Init-time set_pte while constructing initial pagetables, which doesn't allow RO pagetable pages to be remapped RW */ @@ -1992,6 +2118,8 @@ __init void xen_ident_map_ISA(void) static __init void xen_post_allocator_init(void) { + mark_rw_past_pgt(); + #ifdef CONFIG_XEN_DEBUG pv_mmu_ops.make_pte = PV_CALLEE_SAVE(xen_make_pte_debug); #endif diff --git a/arch/x86/xen/setup.c b/arch/x86/xen/setup.c index fa0269a9937..90bac0aac3a 100644 --- a/arch/x86/xen/setup.c +++ b/arch/x86/xen/setup.c @@ -227,7 +227,7 @@ char * __init xen_memory_setup(void) memcpy(map_raw, map, sizeof(map)); e820.nr_map = 0; - xen_extra_mem_start = mem_end; + xen_extra_mem_start = max((1ULL << 32), mem_end); for (i = 0; i < memmap.nr_entries; i++) { unsigned long long end; diff --git a/arch/xtensa/kernel/irq.c b/arch/xtensa/kernel/irq.c index d77089df412..4340ee076bd 100644 --- a/arch/xtensa/kernel/irq.c +++ b/arch/xtensa/kernel/irq.c @@ -64,47 +64,41 @@ asmlinkage void do_IRQ(int irq, struct pt_regs *regs) int arch_show_interrupts(struct seq_file *p, int prec) { - int j; - - seq_printf(p, "%*s: ", prec, "NMI"); - for_each_online_cpu(j) - seq_printf(p, "%10u ", nmi_count(j)); - seq_putc(p, '\n'); seq_printf(p, "%*s: ", prec, "ERR"); seq_printf(p, "%10u\n", atomic_read(&irq_err_count)); return 0; } -static void xtensa_irq_mask(struct irq_chip *d) +static void xtensa_irq_mask(struct irq_data *d) { cached_irq_mask &= ~(1 << d->irq); set_sr (cached_irq_mask, INTENABLE); } -static void xtensa_irq_unmask(struct irq_chip *d) +static void xtensa_irq_unmask(struct irq_data *d) { cached_irq_mask |= 1 << d->irq; set_sr (cached_irq_mask, INTENABLE); } -static void xtensa_irq_enable(struct irq_chip *d) +static void xtensa_irq_enable(struct irq_data *d) { variant_irq_enable(d->irq); xtensa_irq_unmask(d->irq); } -static void xtensa_irq_disable(struct irq_chip *d) +static void xtensa_irq_disable(struct irq_data *d) { xtensa_irq_mask(d->irq); variant_irq_disable(d->irq); } -static void xtensa_irq_ack(struct irq_chip *d) +static void xtensa_irq_ack(struct irq_data *d) { set_sr(1 << d->irq, INTCLEAR); } -static int xtensa_irq_retrigger(struct irq_chip *d) +static int xtensa_irq_retrigger(struct irq_data *d) { set_sr (1 << d->irq, INTSET); return 1; |