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-rw-r--r--arch/arm/Kconfig2
-rw-r--r--arch/arm/Kconfig.debug6
-rw-r--r--arch/arm/Makefile4
-rw-r--r--arch/arm/boot/compressed/head.S4
-rw-r--r--arch/arm/boot/dts/at91sam9g25ek.dts2
-rw-r--r--arch/arm/configs/armadillo800eva_defconfig2
-rw-r--r--arch/arm/include/asm/assembler.h8
-rw-r--r--arch/arm/include/asm/dma-mapping.h7
-rw-r--r--arch/arm/include/asm/memory.h3
-rw-r--r--arch/arm/include/asm/tlb.h4
-rw-r--r--arch/arm/include/asm/uaccess.h58
-rw-r--r--arch/arm/kernel/hw_breakpoint.c62
-rw-r--r--arch/arm/kernel/traps.c11
-rw-r--r--arch/arm/lib/delay.c1
-rw-r--r--arch/arm/lib/getuser.S23
-rw-r--r--arch/arm/lib/putuser.S6
-rw-r--r--arch/arm/mach-at91/at91rm9200_time.c2
-rw-r--r--arch/arm/mach-at91/at91sam9260_devices.c6
-rw-r--r--arch/arm/mach-at91/at91sam9261_devices.c6
-rw-r--r--arch/arm/mach-at91/at91sam9263_devices.c10
-rw-r--r--arch/arm/mach-at91/at91sam9g45_devices.c6
-rw-r--r--arch/arm/mach-at91/at91sam9rl_devices.c6
-rw-r--r--arch/arm/mach-at91/clock.c12
-rw-r--r--arch/arm/mach-davinci/asp.h49
-rw-r--r--arch/arm/mach-davinci/davinci.h3
-rw-r--r--arch/arm/mach-davinci/devices-da8xx.c8
-rw-r--r--arch/arm/mach-davinci/devices.c11
-rw-r--r--arch/arm/mach-davinci/dm355.c2
-rw-r--r--arch/arm/mach-davinci/dm365.c2
-rw-r--r--arch/arm/mach-davinci/dm644x.c2
-rw-r--r--arch/arm/mach-davinci/dm646x.c2
-rw-r--r--arch/arm/mach-davinci/include/mach/asp.h137
-rw-r--r--arch/arm/mach-davinci/include/mach/da8xx.h2
-rw-r--r--arch/arm/mach-gemini/irq.c1
-rw-r--r--arch/arm/mach-imx/clk-imx25.c6
-rw-r--r--arch/arm/mach-imx/clk-imx35.c6
-rw-r--r--arch/arm/mach-imx/mach-imx27_visstrim_m10.c42
-rw-r--r--arch/arm/mach-kirkwood/common.c7
-rw-r--r--arch/arm/mach-kirkwood/db88f6281-bp-setup.c1
-rw-r--r--arch/arm/mach-omap2/Kconfig3
-rw-r--r--arch/arm/mach-omap2/Makefile2
-rw-r--r--arch/arm/mach-omap2/board-am3517evm.c13
-rw-r--r--arch/arm/mach-omap2/board-cm-t35.c1
-rw-r--r--arch/arm/mach-omap2/board-devkit8000.c1
-rw-r--r--arch/arm/mach-omap2/board-igep0020.c1
-rw-r--r--arch/arm/mach-omap2/board-omap3beagle.c1
-rw-r--r--arch/arm/mach-omap2/board-omap3evm.c1
-rw-r--r--arch/arm/mach-omap2/board-overo.c1
-rw-r--r--arch/arm/mach-omap2/board-zoom-peripherals.c9
-rw-r--r--arch/arm/mach-omap2/clock33xx_data.c14
-rw-r--r--arch/arm/mach-omap2/clockdomain2xxx_3xxx.c50
-rw-r--r--arch/arm/mach-omap2/cm-regbits-34xx.h1
-rw-r--r--arch/arm/mach-omap2/include/mach/board-zoom.h2
-rw-r--r--arch/arm/mach-omap2/mcbsp.c126
-rw-r--r--arch/arm/mach-omap2/omap-wakeupgen.c2
-rw-r--r--arch/arm/mach-omap2/omap_hwmod.c1
-rw-r--r--arch/arm/mach-omap2/omap_hwmod_3xxx_data.c15
-rw-r--r--arch/arm/mach-omap2/omap_hwmod_44xx_data.c14
-rw-r--r--arch/arm/mach-omap2/timer.c7
-rw-r--r--arch/arm/mach-omap2/twl-common.c27
-rw-r--r--arch/arm/mach-omap2/twl-common.h2
-rw-r--r--arch/arm/mach-shmobile/board-armadillo800eva.c13
-rw-r--r--arch/arm/mach-shmobile/board-mackerel.c3
-rw-r--r--arch/arm/mach-shmobile/board-marzen.c2
-rw-r--r--arch/arm/mach-shmobile/intc-sh73a0.c4
-rw-r--r--arch/arm/mach-tegra/include/mach/tegra_wm8903_pdata.h23
-rw-r--r--arch/arm/mm/context.c7
-rw-r--r--arch/arm/mm/dma-mapping.c114
-rw-r--r--arch/arm/mm/mm.h3
-rw-r--r--arch/arm/mm/mmu.c8
-rw-r--r--arch/arm/plat-omap/include/plat/mcbsp.h2
-rw-r--r--arch/arm/plat-omap/sram.c11
72 files changed, 582 insertions, 434 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index c5f9ae5..2f88d8d 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -6,7 +6,7 @@ config ARM
select HAVE_DMA_API_DEBUG
select HAVE_IDE if PCI || ISA || PCMCIA
select HAVE_DMA_ATTRS
- select HAVE_DMA_CONTIGUOUS if (CPU_V6 || CPU_V6K || CPU_V7)
+ select HAVE_DMA_CONTIGUOUS if MMU
select HAVE_MEMBLOCK
select RTC_LIB
select SYS_SUPPORTS_APM_EMULATION
diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug
index f15f82b..e968a52 100644
--- a/arch/arm/Kconfig.debug
+++ b/arch/arm/Kconfig.debug
@@ -356,15 +356,15 @@ choice
is nothing connected to read from the DCC.
config DEBUG_SEMIHOSTING
- bool "Kernel low-level debug output via semihosting I"
+ bool "Kernel low-level debug output via semihosting I/O"
help
Semihosting enables code running on an ARM target to use
the I/O facilities on a host debugger/emulator through a
- simple SVC calls. The host debugger or emulator must have
+ simple SVC call. The host debugger or emulator must have
semihosting enabled for the special svc call to be trapped
otherwise the kernel will crash.
- This is known to work with OpenOCD, as wellas
+ This is known to work with OpenOCD, as well as
ARM's Fast Models, or any other controlling environment
that implements semihosting.
diff --git a/arch/arm/Makefile b/arch/arm/Makefile
index 30eae87..a051dfb 100644
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -284,10 +284,10 @@ zImage Image xipImage bootpImage uImage: vmlinux
zinstall uinstall install: vmlinux
$(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $@
-%.dtb:
+%.dtb: scripts
$(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/$@
-dtbs:
+dtbs: scripts
$(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/$@
# We use MRPROPER_FILES and CLEAN_FILES now
diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S
index b8c64b8..81769c1 100644
--- a/arch/arm/boot/compressed/head.S
+++ b/arch/arm/boot/compressed/head.S
@@ -659,10 +659,14 @@ __armv7_mmu_cache_on:
#ifdef CONFIG_CPU_ENDIAN_BE8
orr r0, r0, #1 << 25 @ big-endian page tables
#endif
+ mrcne p15, 0, r6, c2, c0, 2 @ read ttb control reg
orrne r0, r0, #1 @ MMU enabled
movne r1, #0xfffffffd @ domain 0 = client
+ bic r6, r6, #1 << 31 @ 32-bit translation system
+ bic r6, r6, #3 << 0 @ use only ttbr0
mcrne p15, 0, r3, c2, c0, 0 @ load page table pointer
mcrne p15, 0, r1, c3, c0, 0 @ load domain access control
+ mcrne p15, 0, r6, c2, c0, 2 @ load ttb control
#endif
mcr p15, 0, r0, c7, c5, 4 @ ISB
mcr p15, 0, r0, c1, c0, 0 @ load control register
diff --git a/arch/arm/boot/dts/at91sam9g25ek.dts b/arch/arm/boot/dts/at91sam9g25ek.dts
index 7829a4d..96514c1 100644
--- a/arch/arm/boot/dts/at91sam9g25ek.dts
+++ b/arch/arm/boot/dts/at91sam9g25ek.dts
@@ -15,7 +15,7 @@
compatible = "atmel,at91sam9g25ek", "atmel,at91sam9x5ek", "atmel,at91sam9x5", "atmel,at91sam9";
chosen {
- bootargs = "128M console=ttyS0,115200 root=/dev/mtdblock1 rw rootfstype=ubifs ubi.mtd=1 root=ubi0:rootfs";
+ bootargs = "console=ttyS0,115200 root=/dev/mtdblock1 rw rootfstype=ubifs ubi.mtd=1 root=ubi0:rootfs";
};
ahb {
diff --git a/arch/arm/configs/armadillo800eva_defconfig b/arch/arm/configs/armadillo800eva_defconfig
index 7d87184..90610c7 100644
--- a/arch/arm/configs/armadillo800eva_defconfig
+++ b/arch/arm/configs/armadillo800eva_defconfig
@@ -33,7 +33,7 @@ CONFIG_AEABI=y
CONFIG_FORCE_MAX_ZONEORDER=13
CONFIG_ZBOOT_ROM_TEXT=0x0
CONFIG_ZBOOT_ROM_BSS=0x0
-CONFIG_CMDLINE="console=tty0 console=ttySC1,115200 earlyprintk=sh-sci.1,115200 ignore_loglevel root=/dev/nfs ip=dhcp nfsroot=,rsize=4096,wsize=4096"
+CONFIG_CMDLINE="console=tty0 console=ttySC1,115200 earlyprintk=sh-sci.1,115200 ignore_loglevel root=/dev/nfs ip=dhcp nfsroot=,rsize=4096,wsize=4096 rw"
CONFIG_CMDLINE_FORCE=y
CONFIG_KEXEC=y
CONFIG_VFP=y
diff --git a/arch/arm/include/asm/assembler.h b/arch/arm/include/asm/assembler.h
index 03fb936..5c8b3bf4 100644
--- a/arch/arm/include/asm/assembler.h
+++ b/arch/arm/include/asm/assembler.h
@@ -320,4 +320,12 @@
.size \name , . - \name
.endm
+ .macro check_uaccess, addr:req, size:req, limit:req, tmp:req, bad:req
+#ifndef CONFIG_CPU_USE_DOMAINS
+ adds \tmp, \addr, #\size - 1
+ sbcccs \tmp, \tmp, \limit
+ bcs \bad
+#endif
+ .endm
+
#endif /* __ASM_ASSEMBLER_H__ */
diff --git a/arch/arm/include/asm/dma-mapping.h b/arch/arm/include/asm/dma-mapping.h
index 2ae842d..5c44dcb 100644
--- a/arch/arm/include/asm/dma-mapping.h
+++ b/arch/arm/include/asm/dma-mapping.h
@@ -203,6 +203,13 @@ static inline void dma_free_writecombine(struct device *dev, size_t size,
}
/*
+ * This can be called during early boot to increase the size of the atomic
+ * coherent DMA pool above the default value of 256KiB. It must be called
+ * before postcore_initcall.
+ */
+extern void __init init_dma_coherent_pool_size(unsigned long size);
+
+/*
* This can be called during boot to increase the size of the consistent
* DMA region above it's default value of 2MB. It must be called before the
* memory allocator is initialised, i.e. before any core_initcall.
diff --git a/arch/arm/include/asm/memory.h b/arch/arm/include/asm/memory.h
index e965f1b..5f6ddcc 100644
--- a/arch/arm/include/asm/memory.h
+++ b/arch/arm/include/asm/memory.h
@@ -187,6 +187,7 @@ static inline unsigned long __phys_to_virt(unsigned long x)
#define __phys_to_virt(x) ((x) - PHYS_OFFSET + PAGE_OFFSET)
#endif
#endif
+#endif /* __ASSEMBLY__ */
#ifndef PHYS_OFFSET
#ifdef PLAT_PHYS_OFFSET
@@ -196,6 +197,8 @@ static inline unsigned long __phys_to_virt(unsigned long x)
#endif
#endif
+#ifndef __ASSEMBLY__
+
/*
* PFNs are used to describe any physical page; this means
* PFN 0 == physical address 0.
diff --git a/arch/arm/include/asm/tlb.h b/arch/arm/include/asm/tlb.h
index 314d466..99a1951 100644
--- a/arch/arm/include/asm/tlb.h
+++ b/arch/arm/include/asm/tlb.h
@@ -199,6 +199,9 @@ static inline void __pte_free_tlb(struct mmu_gather *tlb, pgtable_t pte,
{
pgtable_page_dtor(pte);
+#ifdef CONFIG_ARM_LPAE
+ tlb_add_flush(tlb, addr);
+#else
/*
* With the classic ARM MMU, a pte page has two corresponding pmd
* entries, each covering 1MB.
@@ -206,6 +209,7 @@ static inline void __pte_free_tlb(struct mmu_gather *tlb, pgtable_t pte,
addr &= PMD_MASK;
tlb_add_flush(tlb, addr + SZ_1M - PAGE_SIZE);
tlb_add_flush(tlb, addr + SZ_1M);
+#endif
tlb_remove_page(tlb, pte);
}
diff --git a/arch/arm/include/asm/uaccess.h b/arch/arm/include/asm/uaccess.h
index 479a635..77bd79f 100644
--- a/arch/arm/include/asm/uaccess.h
+++ b/arch/arm/include/asm/uaccess.h
@@ -101,28 +101,39 @@ extern int __get_user_1(void *);
extern int __get_user_2(void *);
extern int __get_user_4(void *);
-#define __get_user_x(__r2,__p,__e,__s,__i...) \
+#define __GUP_CLOBBER_1 "lr", "cc"
+#ifdef CONFIG_CPU_USE_DOMAINS
+#define __GUP_CLOBBER_2 "ip", "lr", "cc"
+#else
+#define __GUP_CLOBBER_2 "lr", "cc"
+#endif
+#define __GUP_CLOBBER_4 "lr", "cc"
+
+#define __get_user_x(__r2,__p,__e,__l,__s) \
__asm__ __volatile__ ( \
__asmeq("%0", "r0") __asmeq("%1", "r2") \
+ __asmeq("%3", "r1") \
"bl __get_user_" #__s \
: "=&r" (__e), "=r" (__r2) \
- : "0" (__p) \
- : __i, "cc")
+ : "0" (__p), "r" (__l) \
+ : __GUP_CLOBBER_##__s)
-#define get_user(x,p) \
+#define __get_user_check(x,p) \
({ \
+ unsigned long __limit = current_thread_info()->addr_limit - 1; \
register const typeof(*(p)) __user *__p asm("r0") = (p);\
register unsigned long __r2 asm("r2"); \
+ register unsigned long __l asm("r1") = __limit; \
register int __e asm("r0"); \
switch (sizeof(*(__p))) { \
case 1: \
- __get_user_x(__r2, __p, __e, 1, "lr"); \
- break; \
+ __get_user_x(__r2, __p, __e, __l, 1); \
+ break; \
case 2: \
- __get_user_x(__r2, __p, __e, 2, "r3", "lr"); \
+ __get_user_x(__r2, __p, __e, __l, 2); \
break; \
case 4: \
- __get_user_x(__r2, __p, __e, 4, "lr"); \
+ __get_user_x(__r2, __p, __e, __l, 4); \
break; \
default: __e = __get_user_bad(); break; \
} \
@@ -130,42 +141,57 @@ extern int __get_user_4(void *);
__e; \
})
+#define get_user(x,p) \
+ ({ \
+ might_fault(); \
+ __get_user_check(x,p); \
+ })
+
extern int __put_user_1(void *, unsigned int);
extern int __put_user_2(void *, unsigned int);
extern int __put_user_4(void *, unsigned int);
extern int __put_user_8(void *, unsigned long long);
-#define __put_user_x(__r2,__p,__e,__s) \
+#define __put_user_x(__r2,__p,__e,__l,__s) \
__asm__ __volatile__ ( \
__asmeq("%0", "r0") __asmeq("%2", "r2") \
+ __asmeq("%3", "r1") \
"bl __put_user_" #__s \
: "=&r" (__e) \
- : "0" (__p), "r" (__r2) \
+ : "0" (__p), "r" (__r2), "r" (__l) \
: "ip", "lr", "cc")
-#define put_user(x,p) \
+#define __put_user_check(x,p) \
({ \
+ unsigned long __limit = current_thread_info()->addr_limit - 1; \
register const typeof(*(p)) __r2 asm("r2") = (x); \
register const typeof(*(p)) __user *__p asm("r0") = (p);\
+ register unsigned long __l asm("r1") = __limit; \
register int __e asm("r0"); \
switch (sizeof(*(__p))) { \
case 1: \
- __put_user_x(__r2, __p, __e, 1); \
+ __put_user_x(__r2, __p, __e, __l, 1); \
break; \
case 2: \
- __put_user_x(__r2, __p, __e, 2); \
+ __put_user_x(__r2, __p, __e, __l, 2); \
break; \
case 4: \
- __put_user_x(__r2, __p, __e, 4); \
+ __put_user_x(__r2, __p, __e, __l, 4); \
break; \
case 8: \
- __put_user_x(__r2, __p, __e, 8); \
+ __put_user_x(__r2, __p, __e, __l, 8); \
break; \
default: __e = __put_user_bad(); break; \
} \
__e; \
})
+#define put_user(x,p) \
+ ({ \
+ might_fault(); \
+ __put_user_check(x,p); \
+ })
+
#else /* CONFIG_MMU */
/*
@@ -219,6 +245,7 @@ do { \
unsigned long __gu_addr = (unsigned long)(ptr); \
unsigned long __gu_val; \
__chk_user_ptr(ptr); \
+ might_fault(); \
switch (sizeof(*(ptr))) { \
case 1: __get_user_asm_byte(__gu_val,__gu_addr,err); break; \
case 2: __get_user_asm_half(__gu_val,__gu_addr,err); break; \
@@ -300,6 +327,7 @@ do { \
unsigned long __pu_addr = (unsigned long)(ptr); \
__typeof__(*(ptr)) __pu_val = (x); \
__chk_user_ptr(ptr); \
+ might_fault(); \
switch (sizeof(*(ptr))) { \
case 1: __put_user_asm_byte(__pu_val,__pu_addr,err); break; \
case 2: __put_user_asm_half(__pu_val,__pu_addr,err); break; \
diff --git a/arch/arm/kernel/hw_breakpoint.c b/arch/arm/kernel/hw_breakpoint.c
index ba386bd..281bf33 100644
--- a/arch/arm/kernel/hw_breakpoint.c
+++ b/arch/arm/kernel/hw_breakpoint.c
@@ -159,6 +159,12 @@ static int debug_arch_supported(void)
arch >= ARM_DEBUG_ARCH_V7_1;
}
+/* Can we determine the watchpoint access type from the fsr? */
+static int debug_exception_updates_fsr(void)
+{
+ return 0;
+}
+
/* Determine number of WRP registers available. */
static int get_num_wrp_resources(void)
{
@@ -604,13 +610,14 @@ int arch_validate_hwbkpt_settings(struct perf_event *bp)
/* Aligned */
break;
case 1:
- /* Allow single byte watchpoint. */
- if (info->ctrl.len == ARM_BREAKPOINT_LEN_1)
- break;
case 2:
/* Allow halfword watchpoints and breakpoints. */
if (info->ctrl.len == ARM_BREAKPOINT_LEN_2)
break;
+ case 3:
+ /* Allow single byte watchpoint. */
+ if (info->ctrl.len == ARM_BREAKPOINT_LEN_1)
+ break;
default:
ret = -EINVAL;
goto out;
@@ -619,18 +626,35 @@ int arch_validate_hwbkpt_settings(struct perf_event *bp)
info->address &= ~alignment_mask;
info->ctrl.len <<= offset;
- /*
- * Currently we rely on an overflow handler to take
- * care of single-stepping the breakpoint when it fires.
- * In the case of userspace breakpoints on a core with V7 debug,
- * we can use the mismatch feature as a poor-man's hardware
- * single-step, but this only works for per-task breakpoints.
- */
- if (!bp->overflow_handler && (arch_check_bp_in_kernelspace(bp) ||
- !core_has_mismatch_brps() || !bp->hw.bp_target)) {
- pr_warning("overflow handler required but none found\n");
- ret = -EINVAL;
+ if (!bp->overflow_handler) {
+ /*
+ * Mismatch breakpoints are required for single-stepping
+ * breakpoints.
+ */
+ if (!core_has_mismatch_brps())
+ return -EINVAL;
+
+ /* We don't allow mismatch breakpoints in kernel space. */
+ if (arch_check_bp_in_kernelspace(bp))
+ return -EPERM;
+
+ /*
+ * Per-cpu breakpoints are not supported by our stepping
+ * mechanism.
+ */
+ if (!bp->hw.bp_target)
+ return -EINVAL;
+
+ /*
+ * We only support specific access types if the fsr
+ * reports them.
+ */
+ if (!debug_exception_updates_fsr() &&
+ (info->ctrl.type == ARM_BREAKPOINT_LOAD ||
+ info->ctrl.type == ARM_BREAKPOINT_STORE))
+ return -EINVAL;
}
+
out:
return ret;
}
@@ -706,10 +730,12 @@ static void watchpoint_handler(unsigned long addr, unsigned int fsr,
goto unlock;
/* Check that the access type matches. */
- access = (fsr & ARM_FSR_ACCESS_MASK) ? HW_BREAKPOINT_W :
- HW_BREAKPOINT_R;
- if (!(access & hw_breakpoint_type(wp)))
- goto unlock;
+ if (debug_exception_updates_fsr()) {
+ access = (fsr & ARM_FSR_ACCESS_MASK) ?
+ HW_BREAKPOINT_W : HW_BREAKPOINT_R;
+ if (!(access & hw_breakpoint_type(wp)))
+ goto unlock;
+ }
/* We have a winner. */
info->trigger = addr;
diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c
index f794521..b0179b8 100644
--- a/arch/arm/kernel/traps.c
+++ b/arch/arm/kernel/traps.c
@@ -420,20 +420,23 @@ asmlinkage void __exception do_undefinstr(struct pt_regs *regs)
#endif
instr = *(u32 *) pc;
} else if (thumb_mode(regs)) {
- get_user(instr, (u16 __user *)pc);
+ if (get_user(instr, (u16 __user *)pc))
+ goto die_sig;
if (is_wide_instruction(instr)) {
unsigned int instr2;
- get_user(instr2, (u16 __user *)pc+1);
+ if (get_user(instr2, (u16 __user *)pc+1))
+ goto die_sig;
instr <<= 16;
instr |= instr2;
}
- } else {
- get_user(instr, (u32 __user *)pc);
+ } else if (get_user(instr, (u32 __user *)pc)) {
+ goto die_sig;
}
if (call_undef_hook(regs, instr) == 0)
return;
+die_sig:
#ifdef CONFIG_DEBUG_USER
if (user_debug & UDBG_UNDEFINED) {
printk(KERN_INFO "%s (%d): undefined instruction: pc=%p\n",
diff --git a/arch/arm/lib/delay.c b/arch/arm/lib/delay.c
index d6dacc6..395d5fb 100644
--- a/arch/arm/lib/delay.c
+++ b/arch/arm/lib/delay.c
@@ -59,6 +59,7 @@ void __init init_current_timer_delay(unsigned long freq)
{
pr_info("Switching to timer-based delay loop\n");
lpj_fine = freq / HZ;
+ loops_per_jiffy = lpj_fine;
arm_delay_ops.delay = __timer_delay;
arm_delay_ops.const_udelay = __timer_const_udelay;
arm_delay_ops.udelay = __timer_udelay;
diff --git a/arch/arm/lib/getuser.S b/arch/arm/lib/getuser.S
index 11093a7..9b06bb4 100644
--- a/arch/arm/lib/getuser.S
+++ b/arch/arm/lib/getuser.S
@@ -16,8 +16,9 @@
* __get_user_X
*
* Inputs: r0 contains the address
+ * r1 contains the address limit, which must be preserved
* Outputs: r0 is the error code
- * r2, r3 contains the zero-extended value
+ * r2 contains the zero-extended value
* lr corrupted
*
* No other registers must be altered. (see <asm/uaccess.h>
@@ -27,33 +28,39 @@
* Note also that it is intended that __get_user_bad is not global.
*/
#include <linux/linkage.h>
+#include <asm/assembler.h>
#include <asm/errno.h>
#include <asm/domain.h>
ENTRY(__get_user_1)
+ check_uaccess r0, 1, r1, r2, __get_user_bad
1: TUSER(ldrb) r2, [r0]
mov r0, #0
mov pc, lr
ENDPROC(__get_user_1)
ENTRY(__get_user_2)
-#ifdef CONFIG_THUMB2_KERNEL
-2: TUSER(ldrb) r2, [r0]
-3: TUSER(ldrb) r3, [r0, #1]
+ check_uaccess r0, 2, r1, r2, __get_user_bad
+#ifdef CONFIG_CPU_USE_DOMAINS
+rb .req ip
+2: ldrbt r2, [r0], #1
+3: ldrbt rb, [r0], #0
#else
-2: TUSER(ldrb) r2, [r0], #1
-3: TUSER(ldrb) r3, [r0]
+rb .req r0
+2: ldrb r2, [r0]
+3: ldrb rb, [r0, #1]
#endif
#ifndef __ARMEB__
- orr r2, r2, r3, lsl #8
+ orr r2, r2, rb, lsl #8
#else
- orr r2, r3, r2, lsl #8
+ orr r2, rb, r2, lsl #8
#endif
mov r0, #0
mov pc, lr
ENDPROC(__get_user_2)
ENTRY(__get_user_4)
+ check_uaccess r0, 4, r1, r2, __get_user_bad
4: TUSER(ldr) r2, [r0]
mov r0, #0
mov pc, lr
diff --git a/arch/arm/lib/putuser.S b/arch/arm/lib/putuser.S
index 7db2599..3d73dcb 100644
--- a/arch/arm/lib/putuser.S
+++ b/arch/arm/lib/putuser.S
@@ -16,6 +16,7 @@
* __put_user_X
*
* Inputs: r0 contains the address
+ * r1 contains the address limit, which must be preserved
* r2, r3 contains the value
* Outputs: r0 is the error code
* lr corrupted
@@ -27,16 +28,19 @@
* Note also that it is intended that __put_user_bad is not global.
*/
#include <linux/linkage.h>
+#include <asm/assembler.h>
#include <asm/errno.h>
#include <asm/domain.h>
ENTRY(__put_user_1)
+ check_uaccess r0, 1, r1, ip, __put_user_bad
1: TUSER(strb) r2, [r0]
mov r0, #0
mov pc, lr
ENDPROC(__put_user_1)
ENTRY(__put_user_2)
+ check_uaccess r0, 2, r1, ip, __put_user_bad
mov ip, r2, lsr #8
#ifdef CONFIG_THUMB2_KERNEL
#ifndef __ARMEB__
@@ -60,12 +64,14 @@ ENTRY(__put_user_2)
ENDPROC(__put_user_2)
ENTRY(__put_user_4)
+ check_uaccess r0, 4, r1, ip, __put_user_bad
4: TUSER(str) r2, [r0]
mov r0, #0
mov pc, lr
ENDPROC(__put_user_4)
ENTRY(__put_user_8)
+ check_uaccess r0, 8, r1, ip, __put_user_bad
#ifdef CONFIG_THUMB2_KERNEL
5: TUSER(str) r2, [r0]
6: TUSER(str) r3, [r0, #4]
diff --git a/arch/arm/mach-at91/at91rm9200_time.c b/arch/arm/mach-at91/at91rm9200_time.c
index 104ca40..aaa443b 100644
--- a/arch/arm/mach-at91/at91rm9200_time.c
+++ b/arch/arm/mach-at91/at91rm9200_time.c
@@ -197,7 +197,7 @@ void __init at91rm9200_timer_init(void)
at91_st_read(AT91_ST_SR);
/* Make IRQs happen for the system timer */
- setup_irq(AT91_ID_SYS, &at91rm9200_timer_irq);
+ setup_irq(NR_IRQS_LEGACY + AT91_ID_SYS, &at91rm9200_timer_irq);
/* The 32KiHz "Slow Clock" (tick every 30517.58 nanoseconds) is used
* directly for the clocksource and all clockevents, after adjusting
diff --git a/arch/arm/mach-at91/at91sam9260_devices.c b/arch/arm/mach-at91/at91sam9260_devices.c
index 7b9c2ba..bce572a 100644
--- a/arch/arm/mach-at91/at91sam9260_devices.c
+++ b/arch/arm/mach-at91/at91sam9260_devices.c
@@ -726,6 +726,8 @@ static struct resource rtt_resources[] = {
.flags = IORESOURCE_MEM,
}, {
.flags = IORESOURCE_MEM,
+ }, {
+ .flags = IORESOURCE_IRQ,
},
};
@@ -744,10 +746,12 @@ static void __init at91_add_device_rtt_rtc(void)
* The second resource is needed:
* GPBR will serve as the storage for RTC time offset
*/
- at91sam9260_rtt_device.num_resources = 2;
+ at91sam9260_rtt_device.num_resources = 3;
rtt_resources[1].start = AT91SAM9260_BASE_GPBR +
4 * CONFIG_RTC_DRV_AT91SAM9_GPBR;
rtt_resources[1].end = rtt_resources[1].start + 3;
+ rtt_resources[2].start = NR_IRQS_LEGACY + AT91_ID_SYS;
+ rtt_resources[2].end = NR_IRQS_LEGACY + AT91_ID_SYS;
}
#else
static void __init at91_add_device_rtt_rtc(void)
diff --git a/arch/arm/mach-at91/at91sam9261_devices.c b/arch/arm/mach-at91/at91sam9261_devices.c
index 8df5c1bd..bc2590d 100644
--- a/arch/arm/mach-at91/at91sam9261_devices.c
+++ b/arch/arm/mach-at91/at91sam9261_devices.c
@@ -609,6 +609,8 @@ static struct resource rtt_resources[] = {
.flags = IORESOURCE_MEM,
}, {
.flags = IORESOURCE_MEM,
+ }, {
+ .flags = IORESOURCE_IRQ,
}
};
@@ -626,10 +628,12 @@ static void __init at91_add_device_rtt_rtc(void)
* The second resource is needed:
* GPBR will serve as the storage for RTC time offset
*/
- at91sam9261_rtt_device.num_resources = 2;
+ at91sam9261_rtt_device.num_resources = 3;
rtt_resources[1].start = AT91SAM9261_BASE_GPBR +
4 * CONFIG_RTC_DRV_AT91SAM9_GPBR;
rtt_resources[1].end = rtt_resources[1].start + 3;
+ rtt_resources[2].start = NR_IRQS_LEGACY + AT91_ID_SYS;
+ rtt_resources[2].end = NR_IRQS_LEGACY + AT91_ID_SYS;
}
#else
static void __init at91_add_device_rtt_rtc(void)
diff --git a/arch/arm/mach-at91/at91sam9263_devices.c b/arch/arm/mach-at91/at91sam9263_devices.c
index eb6bbf8..9b6ca73 100644
--- a/arch/arm/mach-at91/at91sam9263_devices.c
+++ b/arch/arm/mach-at91/at91sam9263_devices.c
@@ -990,6 +990,8 @@ static struct resource rtt0_resources[] = {
.flags = IORESOURCE_MEM,
}, {
.flags = IORESOURCE_MEM,
+ }, {
+ .flags = IORESOURCE_IRQ,
}
};
@@ -1006,6 +1008,8 @@ static struct resource rtt1_resources[] = {
.flags = IORESOURCE_MEM,
}, {
.flags = IORESOURCE_MEM,
+ }, {
+ .flags = IORESOURCE_IRQ,
}
};
@@ -1027,14 +1031,14 @@ static void __init at91_add_device_rtt_rtc(void)
* The second resource is needed only for the chosen RTT:
* GPBR will serve as the storage for RTC time offset
*/
- at91sam9263_rtt0_device.num_resources = 2;
+ at91sam9263_rtt0_device.num_resources = 3;
at91sam9263_rtt1_device.num_resources = 1;
pdev = &at91sam9263_rtt0_device;
r = rtt0_resources;
break;
case 1:
at91sam9263_rtt0_device.num_resources = 1;
- at91sam9263_rtt1_device.num_resources = 2;
+ at91sam9263_rtt1_device.num_resources = 3;
pdev = &at91sam9263_rtt1_device;
r = rtt1_resources;
break;
@@ -1047,6 +1051,8 @@ static void __init at91_add_device_rtt_rtc(void)
pdev->name = "rtc-at91sam9";
r[1].start = AT91SAM9263_BASE_GPBR + 4 * CONFIG_RTC_DRV_AT91SAM9_GPBR;
r[1].end = r[1].start + 3;
+ r[2].start = NR_IRQS_LEGACY + AT91_ID_SYS;
+ r[2].end = NR_IRQS_LEGACY + AT91_ID_SYS;
}
#else
static void __init at91_add_device_rtt_rtc(void)
diff --git a/arch/arm/mach-at91/at91sam9g45_devices.c b/arch/arm/mach-at91/at91sam9g45_devices.c
index 0607399..1b47319 100644
--- a/arch/arm/mach-at91/at91sam9g45_devices.c
+++ b/arch/arm/mach-at91/at91sam9g45_devices.c
@@ -1293,6 +1293,8 @@ static struct resource rtt_resources[] = {
.flags = IORESOURCE_MEM,
}, {
.flags = IORESOURCE_MEM,
+ }, {
+ .flags = IORESOURCE_IRQ,
}
};
@@ -1310,10 +1312,12 @@ static void __init at91_add_device_rtt_rtc(void)
* The second resource is needed:
* GPBR will serve as the storage for RTC time offset
*/
- at91sam9g45_rtt_device.num_resources = 2;
+ at91sam9g45_rtt_device.num_resources = 3;
rtt_resources[1].start = AT91SAM9G45_BASE_GPBR +
4 * CONFIG_RTC_DRV_AT91SAM9_GPBR;
rtt_resources[1].end = rtt_resources[1].start + 3;
+ rtt_resources[2].start = NR_IRQS_LEGACY + AT91_ID_SYS;
+ rtt_resources[2].end = NR_IRQS_LEGACY + AT91_ID_SYS;
}
#else
static void __init at91_add_device_rtt_rtc(void)
diff --git a/arch/arm/mach-at91/at91sam9rl_devices.c b/arch/arm/mach-at91/at91sam9rl_devices.c
index f09fff9..b3d365d 100644
--- a/arch/arm/mach-at91/at91sam9rl_devices.c
+++ b/arch/arm/mach-at91/at91sam9rl_devices.c
@@ -688,6 +688,8 @@ static struct resource rtt_resources[] = {
.flags = IORESOURCE_MEM,
}, {
.flags = IORESOURCE_MEM,
+ }, {
+ .flags = IORESOURCE_IRQ,
}
};
@@ -705,10 +707,12 @@ static void __init at91_add_device_rtt_rtc(void)
* The second resource is needed:
* GPBR will serve as the storage for RTC time offset
*/
- at91sam9rl_rtt_device.num_resources = 2;
+ at91sam9rl_rtt_device.num_resources = 3;
rtt_resources[1].start = AT91SAM9RL_BASE_GPBR +
4 * CONFIG_RTC_DRV_AT91SAM9_GPBR;
rtt_resources[1].end = rtt_resources[1].start + 3;
+ rtt_resources[2].start = NR_IRQS_LEGACY + AT91_ID_SYS;
+ rtt_resources[2].end = NR_IRQS_LEGACY + AT91_ID_SYS;
}
#else
static void __init at91_add_device_rtt_rtc(void)
diff --git a/arch/arm/mach-at91/clock.c b/arch/arm/mach-at91/clock.c
index de2ec6b..188c829 100644
--- a/arch/arm/mach-at91/clock.c
+++ b/arch/arm/mach-at91/clock.c
@@ -63,6 +63,12 @@ EXPORT_SYMBOL_GPL(at91_pmc_base);
#define cpu_has_300M_plla() (cpu_is_at91sam9g10())
+#define cpu_has_240M_plla() (cpu_is_at91sam9261() \
+ || cpu_is_at91sam9263() \
+ || cpu_is_at91sam9rl())
+
+#define cpu_has_210M_plla() (cpu_is_at91sam9260())
+
#define cpu_has_pllb() (!(cpu_is_at91sam9rl() \
|| cpu_is_at91sam9g45() \
|| cpu_is_at91sam9x5() \
@@ -706,6 +712,12 @@ static int __init at91_pmc_init(unsigned long main_clock)
} else if (cpu_has_800M_plla()) {
if (plla.rate_hz > 800000000)
pll_overclock = true;
+ } else if (cpu_has_240M_plla()) {
+ if (plla.rate_hz > 240000000)
+ pll_overclock = true;
+ } else if (cpu_has_210M_plla()) {
+ if (plla.rate_hz > 210000000)
+ pll_overclock = true;
} else {
if (plla.rate_hz > 209000000)
pll_overclock = true;
diff --git a/arch/arm/mach-davinci/asp.h b/arch/arm/mach-davinci/asp.h
new file mode 100644
index 0000000..d9b2acd
--- /dev/null
+++ b/arch/arm/mach-davinci/asp.h
@@ -0,0 +1,49 @@
+/*
+ * TI DaVinci Audio definitions
+ */
+#ifndef __ASM_ARCH_DAVINCI_ASP_H
+#define __ASM_ARCH_DAVINCI_ASP_H
+
+/* Bases of dm644x and dm355 register banks */
+#define DAVINCI_ASP0_BASE 0x01E02000
+#define DAVINCI_ASP1_BASE 0x01E04000
+
+/* Bases of dm365 register banks */
+#define DAVINCI_DM365_ASP0_BASE 0x01D02000
+
+/* Bases of dm646x register banks */
+#define DAVINCI_DM646X_MCASP0_REG_BASE 0x01D01000
+#define DAVINCI_DM646X_MCASP1_REG_BASE 0x01D01800
+
+/* Bases of da850/da830 McASP0 register banks */
+#define DAVINCI_DA8XX_MCASP0_REG_BASE 0x01D00000
+
+/* Bases of da830 McASP1 register banks */
+#define DAVINCI_DA830_MCASP1_REG_BASE 0x01D04000
+
+/* EDMA channels of dm644x and dm355 */
+#define DAVINCI_DMA_ASP0_TX 2
+#define DAVINCI_DMA_ASP0_RX 3
+#define DAVINCI_DMA_ASP1_TX 8
+#define DAVINCI_DMA_ASP1_RX 9
+
+/* EDMA channels of dm646x */
+#define DAVINCI_DM646X_DMA_MCASP0_AXEVT0 6
+#define DAVINCI_DM646X_DMA_MCASP0_AREVT0 9
+#define DAVINCI_DM646X_DMA_MCASP1_AXEVT1 12
+
+/* EDMA channels of da850/da830 McASP0 */
+#define DAVINCI_DA8XX_DMA_MCASP0_AREVT 0
+#define DAVINCI_DA8XX_DMA_MCASP0_AXEVT 1
+
+/* EDMA channels of da830 McASP1 */
+#define DAVINCI_DA830_DMA_MCASP1_AREVT 2
+#define DAVINCI_DA830_DMA_MCASP1_AXEVT 3
+
+/* Interrupts */
+#define DAVINCI_ASP0_RX_INT IRQ_MBRINT
+#define DAVINCI_ASP0_TX_INT IRQ_MBXINT
+#define DAVINCI_ASP1_RX_INT IRQ_MBRINT
+#define DAVINCI_ASP1_TX_INT IRQ_MBXINT
+
+#endif /* __ASM_ARCH_DAVINCI_ASP_H */
diff --git a/arch/arm/mach-davinci/davinci.h b/arch/arm/mach-davinci/davinci.h
index 8db0fc6..8661b20 100644
--- a/arch/arm/mach-davinci/davinci.h
+++ b/arch/arm/mach-davinci/davinci.h
@@ -22,10 +22,11 @@
#include <linux/davinci_emac.h>
#include <linux/platform_device.h>
#include <linux/spi/spi.h>
+#include <linux/platform_data/davinci_asp.h>
-#include <mach/asp.h>
#include <mach/keyscan.h>
#include <mach/hardware.h>
+#include <mach/edma.h>
#include <media/davinci/vpfe_capture.h>
#include <media/davinci/vpif_types.h>
diff --git a/arch/arm/mach-davinci/devices-da8xx.c b/arch/arm/mach-davinci/devices-da8xx.c
index 783eab6..bd2f72b 100644
--- a/arch/arm/mach-davinci/devices-da8xx.c
+++ b/arch/arm/mach-davinci/devices-da8xx.c
@@ -24,6 +24,7 @@
#include <mach/cpuidle.h>
#include "clock.h"
+#include "asp.h"
#define DA8XX_TPCC_BASE 0x01c00000
#define DA8XX_TPTC0_BASE 0x01c08000
@@ -505,15 +506,8 @@ static struct platform_device da850_mcasp_device = {
.resource = da850_mcasp_resources,
};
-static struct platform_device davinci_pcm_device = {
- .name = "davinci-pcm-audio",
- .id = -1,
-};
-
void __init da8xx_register_mcasp(int id, struct snd_platform_data *pdata)
{
- platform_device_register(&davinci_pcm_device);
-
/* DA830/OMAP-L137 has 3 instances of McASP */
if (cpu_is_davinci_da830() && id == 1) {
da830_mcasp1_device.dev.platform_data = pdata;
diff --git a/arch/arm/mach-davinci/devices.c b/arch/arm/mach-davinci/devices.c
index d2f96662..70056fb 100644
--- a/arch/arm/mach-davinci/devices.c
+++ b/arch/arm/mach-davinci/devices.c
@@ -313,16 +313,6 @@ static void davinci_init_wdt(void)
/*-------------------------------------------------------------------------*/
-static struct platform_device davinci_pcm_device = {
- .name = "davinci-pcm-audio",
- .id = -1,
-};
-
-static void davinci_init_pcm(void)
-{
- platform_device_register(&davinci_pcm_device);
-}
-
/*-------------------------------------------------------------------------*/
struct davinci_timer_instance davinci_timer_instance[2] = {
@@ -345,7 +335,6 @@ static int __init davinci_init_devices(void)
/* please keep these calls, and their implementations above,
* in alphabetical order so they're easier to sort through.
*/
- davinci_init_pcm();
davinci_init_wdt();
return 0;
diff --git a/arch/arm/mach-davinci/dm355.c b/arch/arm/mach-davinci/dm355.c
index 678cd99..e47a3f0 100644
--- a/arch/arm/mach-davinci/dm355.c
+++ b/arch/arm/mach-davinci/dm355.c
@@ -26,13 +26,13 @@
#include <mach/time.h>
#include <mach/serial.h>
#include <mach/common.h>
-#include <mach/asp.h>
#include <mach/spi.h>
#include <mach/gpio-davinci.h>
#include "davinci.h"
#include "clock.h"
#include "mux.h"
+#include "asp.h"
#define DM355_UART2_BASE (IO_PHYS + 0x206000)
diff --git a/arch/arm/mach-davinci/dm365.c b/arch/arm/mach-davinci/dm365.c
index a50d49de..f473745 100644
--- a/arch/arm/mach-davinci/dm365.c
+++ b/arch/arm/mach-davinci/dm365.c
@@ -29,7 +29,6 @@
#include <mach/time.h>
#include <mach/serial.h>
#include <mach/common.h>
-#include <mach/asp.h>
#include <mach/keyscan.h>
#include <mach/spi.h>
#include <mach/gpio-davinci.h>
@@ -37,6 +36,7 @@
#include "davinci.h"
#include "clock.h"
#include "mux.h"
+#include "asp.h"
#define DM365_REF_FREQ 24000000 /* 24 MHz on the DM365 EVM */
diff --git a/arch/arm/mach-davinci/dm644x.c b/arch/arm/mach-davinci/dm644x.c
index c8b8666..0755d46 100644
--- a/arch/arm/mach-davinci/dm644x.c
+++ b/arch/arm/mach-davinci/dm644x.c
@@ -23,12 +23,12 @@
#include <mach/time.h>
#include <mach/serial.h>
#include <mach/common.h>
-#include <mach/asp.h>
#include <mach/gpio-davinci.h>
#include "davinci.h"
#include "clock.h"
#include "mux.h"
+#include "asp.h"
/*
* Device specific clocks
diff --git a/arch/arm/mach-davinci/dm646x.c b/arch/arm/mach-davinci/dm646x.c
index 9eb87c1..97c0f8e 100644
--- a/arch/arm/mach-davinci/dm646x.c
+++ b/arch/arm/mach-davinci/dm646x.c
@@ -24,12 +24,12 @@
#include <mach/time.h>
#include <mach/serial.h>
#include <mach/common.h>
-#include <mach/asp.h>
#include <mach/gpio-davinci.h>
#include "davinci.h"
#include "clock.h"
#include "mux.h"
+#include "asp.h"
#define DAVINCI_VPIF_BASE (0x01C12000)
diff --git a/arch/arm/mach-davinci/include/mach/asp.h b/arch/arm/mach-davinci/include/mach/asp.h
deleted file mode 100644
index 9aa2409..0000000
--- a/arch/arm/mach-davinci/include/mach/asp.h
+++ /dev/null
@@ -1,137 +0,0 @@
-/*
- * <mach/asp.h> - DaVinci Audio Serial Port support
- */
-#ifndef __ASM_ARCH_DAVINCI_ASP_H
-#define __ASM_ARCH_DAVINCI_ASP_H
-
-#include <mach/irqs.h>
-#include <mach/edma.h>
-
-/* Bases of dm644x and dm355 register banks */
-#define DAVINCI_ASP0_BASE 0x01E02000
-#define DAVINCI_ASP1_BASE 0x01E04000
-
-/* Bases of dm365 register banks */
-#define DAVINCI_DM365_ASP0_BASE 0x01D02000
-
-/* Bases of dm646x register banks */
-#define DAVINCI_DM646X_MCASP0_REG_BASE 0x01D01000
-#define DAVINCI_DM646X_MCASP1_REG_BASE 0x01D01800
-
-/* Bases of da850/da830 McASP0 register banks */
-#define DAVINCI_DA8XX_MCASP0_REG_BASE 0x01D00000
-
-/* Bases of da830 McASP1 register banks */
-#define DAVINCI_DA830_MCASP1_REG_BASE 0x01D04000
-
-/* EDMA channels of dm644x and dm355 */
-#define DAVINCI_DMA_ASP0_TX 2
-#define DAVINCI_DMA_ASP0_RX 3
-#define DAVINCI_DMA_ASP1_TX 8
-#define DAVINCI_DMA_ASP1_RX 9
-
-/* EDMA channels of dm646x */
-#define DAVINCI_DM646X_DMA_MCASP0_AXEVT0 6
-#define DAVINCI_DM646X_DMA_MCASP0_AREVT0 9
-#define DAVINCI_DM646X_DMA_MCASP1_AXEVT1 12
-
-/* EDMA channels of da850/da830 McASP0 */
-#define DAVINCI_DA8XX_DMA_MCASP0_AREVT 0
-#define DAVINCI_DA8XX_DMA_MCASP0_AXEVT 1
-
-/* EDMA channels of da830 McASP1 */
-#define DAVINCI_DA830_DMA_MCASP1_AREVT 2
-#define DAVINCI_DA830_DMA_MCASP1_AXEVT 3
-
-/* Interrupts */
-#define DAVINCI_ASP0_RX_INT IRQ_MBRINT
-#define DAVINCI_ASP0_TX_INT IRQ_MBXINT
-#define DAVINCI_ASP1_RX_INT IRQ_MBRINT
-#define DAVINCI_ASP1_TX_INT IRQ_MBXINT
-
-struct snd_platform_data {
- u32 tx_dma_offset;
- u32 rx_dma_offset;
- enum dma_event_q asp_chan_q; /* event queue number for ASP channel */
- enum dma_event_q ram_chan_q; /* event queue number for RAM channel */
- unsigned int codec_fmt;
- /*
- * Allowing this is more efficient and eliminates left and right swaps
- * caused by underruns, but will swap the left and right channels
- * when compared to previous behavior.
- */
- unsigned enable_channel_combine:1;
- unsigned sram_size_playback;
- unsigned sram_size_capture;
-
- /*
- * If McBSP peripheral gets the clock from an external pin,
- * there are three chooses, that are MCBSP_CLKX, MCBSP_CLKR
- * and MCBSP_CLKS.
- * Depending on different hardware connections it is possible
- * to use this setting to change the behaviour of McBSP
- * driver. The dm365_clk_input_pin enum is available for dm365
- */
- int clk_input_pin;
-
- /*
- * This flag works when both clock and FS are outputs for the cpu
- * and makes clock more accurate (FS is not symmetrical and the
- * clock is very fast.
- * The clock becoming faster is named
- * i2s continuous serial clock (I2S_SCK) and it is an externally
- * visible bit clock.
- *
- * first line : WordSelect
- * second line : ContinuousSerialClock
- * third line: SerialData
- *
- * SYMMETRICAL APPROACH:
- * _______________________ LEFT
- * _| RIGHT |______________________|
- * _ _ _ _ _ _ _ _
- * _| |_| |_ x16 _| |_| |_| |_| |_ x16 _| |_| |_
- * _ _ _ _ _ _ _ _
- * _/ \_/ \_ ... _/ \_/ \_/ \_/ \_ ... _/ \_/ \_
- * \_/ \_/ \_/ \_/ \_/ \_/ \_/ \_/
- *
- * ACCURATE CLOCK APPROACH:
- * ______________ LEFT
- * _| RIGHT |_______________________________|
- * _ _ _ _ _ _ _ _ _
- * _| |_ x16 _| |_| |_ x16 _| |_| |_| |_| |_| |_| |
- * _ _ _ _ dummy cycles
- * _/ \_ ... _/ \_/ \_ ... _/ \__________________
- * \_/ \_/ \_/ \_/
- *
- */
- bool i2s_accurate_sck;
-
- /* McASP specific fields */
- int tdm_slots;
- u8 op_mode;
- u8 num_serializer;
- u8 *serial_dir;
- u8 version;
- u8 txnumevt;
- u8 rxnumevt;
-};
-
-enum {
- MCASP_VERSION_1 = 0, /* DM646x */
- MCASP_VERSION_2, /* DA8xx/OMAPL1x */
-};
-
-enum dm365_clk_input_pin {
- MCBSP_CLKR = 0, /* DM365 */
- MCBSP_CLKS,
-};
-
-#define INACTIVE_MODE 0
-#define TX_MODE 1
-#define RX_MODE 2
-
-#define DAVINCI_MCASP_IIS_MODE 0
-#define DAVINCI_MCASP_DIT_MODE 1
-
-#endif /* __ASM_ARCH_DAVINCI_ASP_H */
diff --git a/arch/arm/mach-davinci/include/mach/da8xx.h b/arch/arm/mach-davinci/include/mach/da8xx.h
index a2f1f27..c74a6ab 100644
--- a/arch/arm/mach-davinci/include/mach/da8xx.h
+++ b/arch/arm/mach-davinci/include/mach/da8xx.h
@@ -16,11 +16,11 @@
#include <linux/platform_device.h>
#include <linux/davinci_emac.h>
#include <linux/spi/spi.h>
+#include <linux/platform_data/davinci_asp.h>
#include <mach/serial.h>
#include <mach/edma.h>
#include <mach/i2c.h>
-#include <mach/asp.h>
#include <mach/mmc.h>
#include <mach/usb.h>
#include <mach/pm.h>
diff --git a/arch/arm/mach-gemini/irq.c b/arch/arm/mach-gemini/irq.c
index ca70e5f..020852d 100644
--- a/arch/arm/mach-gemini/irq.c
+++ b/arch/arm/mach-gemini/irq.c
@@ -17,6 +17,7 @@
#include <linux/sched.h>
#include <asm/irq.h>
#include <asm/mach/irq.h>
+#include <asm/system_misc.h>
#include <mach/hardware.h>
#define IRQ_SOURCE(base_addr) (base_addr + 0x00)
diff --git a/arch/arm/mach-imx/clk-imx25.c b/arch/arm/mach-imx/clk-imx25.c
index fdd8cc8..4431a62 100644
--- a/arch/arm/mach-imx/clk-imx25.c
+++ b/arch/arm/mach-imx/clk-imx25.c
@@ -222,10 +222,8 @@ int __init mx25_clocks_init(void)
clk_register_clkdev(clk[lcdc_ipg], "ipg", "imx-fb.0");
clk_register_clkdev(clk[lcdc_ahb], "ahb", "imx-fb.0");
clk_register_clkdev(clk[wdt_ipg], NULL, "imx2-wdt.0");
- clk_register_clkdev(clk[ssi1_ipg_per], "per", "imx-ssi.0");
- clk_register_clkdev(clk[ssi1_ipg], "ipg", "imx-ssi.0");
- clk_register_clkdev(clk[ssi2_ipg_per], "per", "imx-ssi.1");
- clk_register_clkdev(clk[ssi2_ipg], "ipg", "imx-ssi.1");
+ clk_register_clkdev(clk[ssi1_ipg], NULL, "imx-ssi.0");
+ clk_register_clkdev(clk[ssi2_ipg], NULL, "imx-ssi.1");
clk_register_clkdev(clk[esdhc1_ipg_per], "per", "sdhci-esdhc-imx25.0");
clk_register_clkdev(clk[esdhc1_ipg], "ipg", "sdhci-esdhc-imx25.0");
clk_register_clkdev(clk[esdhc1_ahb], "ahb", "sdhci-esdhc-imx25.0");
diff --git a/arch/arm/mach-imx/clk-imx35.c b/arch/arm/mach-imx/clk-imx35.c
index c6422fb..65fb8bc 100644
--- a/arch/arm/mach-imx/clk-imx35.c
+++ b/arch/arm/mach-imx/clk-imx35.c
@@ -230,10 +230,8 @@ int __init mx35_clocks_init()
clk_register_clkdev(clk[ipu_gate], NULL, "mx3_sdc_fb");
clk_register_clkdev(clk[owire_gate], NULL, "mxc_w1");
clk_register_clkdev(clk[sdma_gate], NULL, "imx35-sdma");
- clk_register_clkdev(clk[ipg], "ipg", "imx-ssi.0");
- clk_register_clkdev(clk[ssi1_div_post], "per", "imx-ssi.0");
- clk_register_clkdev(clk[ipg], "ipg", "imx-ssi.1");
- clk_register_clkdev(clk[ssi2_div_post], "per", "imx-ssi.1");
+ clk_register_clkdev(clk[ssi1_gate], NULL, "imx-ssi.0");
+ clk_register_clkdev(clk[ssi2_gate], NULL, "imx-ssi.1");
/* i.mx35 has the i.mx21 type uart */
clk_register_clkdev(clk[uart1_gate], "per", "imx21-uart.0");
clk_register_clkdev(clk[ipg], "ipg", "imx21-uart.0");
diff --git a/arch/arm/mach-imx/mach-imx27_visstrim_m10.c b/arch/arm/mach-imx/mach-imx27_visstrim_m10.c
index f264ddd..5627229 100644
--- a/arch/arm/mach-imx/mach-imx27_visstrim_m10.c
+++ b/arch/arm/mach-imx/mach-imx27_visstrim_m10.c
@@ -33,6 +33,7 @@
#include <linux/dma-mapping.h>
#include <linux/leds.h>
#include <linux/memblock.h>
+#include <linux/platform_data/asoc-mx27vis.h>
#include <media/soc_camera.h>
#include <sound/tlv320aic32x4.h>
#include <asm/mach-types.h>
@@ -58,6 +59,11 @@
#define EXPBOARD_BIT1 (GPIO_PORTD + 27)
#define EXPBOARD_BIT0 (GPIO_PORTD + 28)
+#define AMP_GAIN_0 (GPIO_PORTF + 9)
+#define AMP_GAIN_1 (GPIO_PORTF + 8)
+#define AMP_MUTE_SDL (GPIO_PORTE + 5)
+#define AMP_MUTE_SDR (GPIO_PORTF + 7)
+
static const int visstrim_m10_pins[] __initconst = {
/* UART1 (console) */
PE12_PF_UART1_TXD,
@@ -139,6 +145,11 @@ static const int visstrim_m10_pins[] __initconst = {
EXPBOARD_BIT2 | GPIO_GPIO | GPIO_IN | GPIO_PUEN,
EXPBOARD_BIT1 | GPIO_GPIO | GPIO_IN | GPIO_PUEN,
EXPBOARD_BIT0 | GPIO_GPIO | GPIO_IN | GPIO_PUEN,
+ /* Audio AMP control */
+ AMP_GAIN_0 | GPIO_GPIO | GPIO_OUT,
+ AMP_GAIN_1 | GPIO_GPIO | GPIO_OUT,
+ AMP_MUTE_SDL | GPIO_GPIO | GPIO_OUT,
+ AMP_MUTE_SDR | GPIO_GPIO | GPIO_OUT,
};
static struct gpio visstrim_m10_version_gpios[] = {
@@ -166,6 +177,26 @@ static const struct gpio visstrim_m10_gpios[] __initconst = {
.flags = GPIOF_DIR_OUT | GPIOF_INIT_LOW,
.label = "usbotg_cs",
},
+ {
+ .gpio = AMP_GAIN_0,
+ .flags = GPIOF_DIR_OUT,
+ .label = "amp-gain-0",
+ },
+ {
+ .gpio = AMP_GAIN_1,
+ .flags = GPIOF_DIR_OUT,
+ .label = "amp-gain-1",
+ },
+ {
+ .gpio = AMP_MUTE_SDL,
+ .flags = GPIOF_DIR_OUT,
+ .label = "amp-mute-sdl",
+ },
+ {
+ .gpio = AMP_MUTE_SDR,
+ .flags = GPIOF_DIR_OUT,
+ .label = "amp-mute-sdr",
+ },
};
/* Camera */
@@ -405,6 +436,14 @@ static const struct imx_ssi_platform_data visstrim_m10_ssi_pdata __initconst = {
.flags = IMX_SSI_DMA | IMX_SSI_SYN,
};
+/* Audio */
+static const struct snd_mx27vis_platform_data snd_mx27vis_pdata __initconst = {
+ .amp_gain0_gpio = AMP_GAIN_0,
+ .amp_gain1_gpio = AMP_GAIN_1,
+ .amp_mutel_gpio = AMP_MUTE_SDL,
+ .amp_muter_gpio = AMP_MUTE_SDR,
+};
+
static void __init visstrim_m10_revision(void)
{
int exp_version = 0;
@@ -463,7 +502,8 @@ static void __init visstrim_m10_board_init(void)
imx27_add_fec(NULL);
imx_add_gpio_keys(&visstrim_gpio_keys_platform_data);
platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
- imx_add_platform_device("mx27vis", 0, NULL, 0, NULL, 0);
+ imx_add_platform_device("mx27vis", 0, NULL, 0, &snd_mx27vis_pdata,
+ sizeof(snd_mx27vis_pdata));
platform_device_register_resndata(NULL, "soc-camera-pdrv", 0, NULL, 0,
&iclink_tvp5150, sizeof(iclink_tvp5150));
gpio_led_register_device(0, &visstrim_m10_led_data);
diff --git a/arch/arm/mach-kirkwood/common.c b/arch/arm/mach-kirkwood/common.c
index 3226077..1201191 100644
--- a/arch/arm/mach-kirkwood/common.c
+++ b/arch/arm/mach-kirkwood/common.c
@@ -517,6 +517,13 @@ void __init kirkwood_wdt_init(void)
void __init kirkwood_init_early(void)
{
orion_time_set_base(TIMER_VIRT_BASE);
+
+ /*
+ * Some Kirkwood devices allocate their coherent buffers from atomic
+ * context. Increase size of atomic coherent pool to make sure such
+ * the allocations won't fail.
+ */
+ init_dma_coherent_pool_size(SZ_1M);
}
int kirkwood_tclk;
diff --git a/arch/arm/mach-kirkwood/db88f6281-bp-setup.c b/arch/arm/mach-kirkwood/db88f6281-bp-setup.c
index d933593..be90b7d 100644
--- a/arch/arm/mach-kirkwood/db88f6281-bp-setup.c
+++ b/arch/arm/mach-kirkwood/db88f6281-bp-setup.c
@@ -10,6 +10,7 @@
#include <linux/kernel.h>
#include <linux/init.h>
+#include <linux/sizes.h>
#include <linux/platform_device.h>
#include <linux/mtd/partitions.h>
#include <linux/ata_platform.h>
diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
index fcd4e85..346fd26 100644
--- a/arch/arm/mach-omap2/Kconfig
+++ b/arch/arm/mach-omap2/Kconfig
@@ -232,10 +232,11 @@ config MACH_OMAP3_PANDORA
select OMAP_PACKAGE_CBB
select REGULATOR_FIXED_VOLTAGE if REGULATOR
-config MACH_OMAP3_TOUCHBOOK
+config MACH_TOUCHBOOK
bool "OMAP3 Touch Book"
depends on ARCH_OMAP3
default y
+ select OMAP_PACKAGE_CBB
config MACH_OMAP_3430SDP
bool "OMAP 3430 SDP board"
diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index f6a24b3..34c2c7f 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -255,7 +255,7 @@ obj-$(CONFIG_MACH_OMAP_3630SDP) += board-zoom-display.o
obj-$(CONFIG_MACH_CM_T35) += board-cm-t35.o
obj-$(CONFIG_MACH_CM_T3517) += board-cm-t3517.o
obj-$(CONFIG_MACH_IGEP0020) += board-igep0020.o
-obj-$(CONFIG_MACH_OMAP3_TOUCHBOOK) += board-omap3touchbook.o
+obj-$(CONFIG_MACH_TOUCHBOOK) += board-omap3touchbook.o
obj-$(CONFIG_MACH_OMAP_4430SDP) += board-4430sdp.o
obj-$(CONFIG_MACH_OMAP4_PANDA) += board-omap4panda.o
diff --git a/arch/arm/mach-omap2/board-am3517evm.c b/arch/arm/mach-omap2/board-am3517evm.c
index 18f6010..592812a 100644
--- a/arch/arm/mach-omap2/board-am3517evm.c
+++ b/arch/arm/mach-omap2/board-am3517evm.c
@@ -264,6 +264,16 @@ static __init void am3517_evm_musb_init(void)
usb_musb_init(&musb_board_data);
}
+static __init void am3517_evm_mcbsp1_init(void)
+{
+ u32 devconf0;
+
+ /* McBSP1 CLKR/FSR signal to be connected to CLKX/FSX pin */
+ devconf0 = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0);
+ devconf0 |= OMAP2_MCBSP1_CLKR_MASK | OMAP2_MCBSP1_FSR_MASK;
+ omap_ctrl_writel(devconf0, OMAP2_CONTROL_DEVCONF0);
+}
+
static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
.port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
#if defined(CONFIG_PANEL_SHARP_LQ043T1DG01) || \
@@ -373,6 +383,9 @@ static void __init am3517_evm_init(void)
/* MUSB */
am3517_evm_musb_init();
+ /* McBSP1 */
+ am3517_evm_mcbsp1_init();
+
/* MMC init function */
omap_hsmmc_init(mmc);
}
diff --git a/arch/arm/mach-omap2/board-cm-t35.c b/arch/arm/mach-omap2/board-cm-t35.c
index 97d7190..188cc4e 100644
--- a/arch/arm/mach-omap2/board-cm-t35.c
+++ b/arch/arm/mach-omap2/board-cm-t35.c
@@ -731,6 +731,7 @@ static void __init cm_t3x_common_init(void)
cm_t35_init_ethernet();
cm_t35_init_led();
cm_t35_init_display();
+ omap_twl4030_audio_init("cm-t3x");
usb_musb_init(NULL);
cm_t35_init_usbh();
diff --git a/arch/arm/mach-omap2/board-devkit8000.c b/arch/arm/mach-omap2/board-devkit8000.c
index 6567c1c..4cd804f 100644
--- a/arch/arm/mach-omap2/board-devkit8000.c
+++ b/arch/arm/mach-omap2/board-devkit8000.c
@@ -630,6 +630,7 @@ static void __init devkit8000_init(void)
usbhs_init(&usbhs_bdata);
omap_nand_flash_init(NAND_BUSWIDTH_16, devkit8000_nand_partitions,
ARRAY_SIZE(devkit8000_nand_partitions));
+ omap_twl4030_audio_init("omap3beagle");
/* 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 2821448..3613d14 100644
--- a/arch/arm/mach-omap2/board-igep0020.c
+++ b/arch/arm/mach-omap2/board-igep0020.c
@@ -628,6 +628,7 @@ static void __init igep_init(void)
igep_flash_init();
igep_leds_init();
+ omap_twl4030_audio_init("igep2");
/*
* WLAN-BT combo module from MuRata which has a Marvell WLAN
diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c
index 6202fc7..3ccfa5b 100644
--- a/arch/arm/mach-omap2/board-omap3beagle.c
+++ b/arch/arm/mach-omap2/board-omap3beagle.c
@@ -519,6 +519,7 @@ static void __init omap3_beagle_init(void)
usbhs_init(&usbhs_bdata);
omap_nand_flash_init(NAND_BUSWIDTH_16, omap3beagle_nand_partitions,
ARRAY_SIZE(omap3beagle_nand_partitions));
+ omap_twl4030_audio_init("omap3beagle");
/* Ensure msecure is mux'd to be able to set the RTC. */
omap_mux_init_signal("sys_drm_msecure", OMAP_PIN_OFF_OUTPUT_HIGH);
diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c
index 0d362e9..1645700 100644
--- a/arch/arm/mach-omap2/board-omap3evm.c
+++ b/arch/arm/mach-omap2/board-omap3evm.c
@@ -737,6 +737,7 @@ static void __init omap3_evm_init(void)
omap3evm_init_smsc911x();
omap3_evm_display_init();
omap3_evm_wl12xx_init();
+ omap_twl4030_audio_init("omap3evm");
}
MACHINE_START(OMAP3EVM, "OMAP3 EVM")
diff --git a/arch/arm/mach-omap2/board-overo.c b/arch/arm/mach-omap2/board-overo.c
index 779734d..fe674d0 100644
--- a/arch/arm/mach-omap2/board-overo.c
+++ b/arch/arm/mach-omap2/board-overo.c
@@ -509,6 +509,7 @@ static void __init overo_init(void)
overo_display_init();
overo_init_led();
overo_init_keys();
+ omap_twl4030_audio_init("overo");
/* 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-zoom-peripherals.c b/arch/arm/mach-omap2/board-zoom-peripherals.c
index b797cb2..a7d3b04 100644
--- a/arch/arm/mach-omap2/board-zoom-peripherals.c
+++ b/arch/arm/mach-omap2/board-zoom-peripherals.c
@@ -34,6 +34,7 @@
#include "common-board-devices.h"
#define OMAP_ZOOM_WLAN_PMENA_GPIO (101)
+#define ZOOM2_HEADSET_EXTMUTE_GPIO (153)
#define OMAP_ZOOM_WLAN_IRQ_GPIO (162)
#define LCD_PANEL_ENABLE_GPIO (7 + OMAP_MAX_GPIO_LINES)
@@ -244,12 +245,6 @@ static int zoom_twl_gpio_setup(struct device *dev,
return ret;
}
-/* EXTMUTE callback function */
-static void zoom2_set_hs_extmute(int mute)
-{
- gpio_set_value(ZOOM2_HEADSET_EXTMUTE_GPIO, mute);
-}
-
static struct twl4030_gpio_platform_data zoom_gpio_data = {
.gpio_base = OMAP_MAX_GPIO_LINES,
.irq_base = TWL4030_GPIO_IRQ_BASE,
@@ -279,7 +274,7 @@ static int __init omap_i2c_init(void)
codec_data->ramp_delay_value = 3; /* 161 ms */
codec_data->hs_extmute = 1;
- codec_data->set_hs_extmute = zoom2_set_hs_extmute;
+ codec_data->hs_extmute_gpio = ZOOM2_HEADSET_EXTMUTE_GPIO;
}
omap_pmic_init(1, 2400, "twl5030", INT_34XX_SYS_NIRQ, &zoom_twldata);
omap_register_i2c_bus(2, 400, NULL, 0);
diff --git a/arch/arm/mach-omap2/clock33xx_data.c b/arch/arm/mach-omap2/clock33xx_data.c
index 25bbcc7..ae27de8 100644
--- a/arch/arm/mach-omap2/clock33xx_data.c
+++ b/arch/arm/mach-omap2/clock33xx_data.c
@@ -1036,13 +1036,13 @@ static struct omap_clk am33xx_clks[] = {
CLK(NULL, "mmu_fck", &mmu_fck, CK_AM33XX),
CLK(NULL, "smartreflex0_fck", &smartreflex0_fck, CK_AM33XX),
CLK(NULL, "smartreflex1_fck", &smartreflex1_fck, CK_AM33XX),
- CLK(NULL, "gpt1_fck", &timer1_fck, CK_AM33XX),
- CLK(NULL, "gpt2_fck", &timer2_fck, CK_AM33XX),
- CLK(NULL, "gpt3_fck", &timer3_fck, CK_AM33XX),
- CLK(NULL, "gpt4_fck", &timer4_fck, CK_AM33XX),
- CLK(NULL, "gpt5_fck", &timer5_fck, CK_AM33XX),
- CLK(NULL, "gpt6_fck", &timer6_fck, CK_AM33XX),
- CLK(NULL, "gpt7_fck", &timer7_fck, CK_AM33XX),
+ CLK(NULL, "timer1_fck", &timer1_fck, CK_AM33XX),
+ CLK(NULL, "timer2_fck", &timer2_fck, CK_AM33XX),
+ CLK(NULL, "timer3_fck", &timer3_fck, CK_AM33XX),
+ CLK(NULL, "timer4_fck", &timer4_fck, CK_AM33XX),
+ CLK(NULL, "timer5_fck", &timer5_fck, CK_AM33XX),
+ CLK(NULL, "timer6_fck", &timer6_fck, CK_AM33XX),
+ CLK(NULL, "timer7_fck", &timer7_fck, CK_AM33XX),
CLK(NULL, "usbotg_fck", &usbotg_fck, CK_AM33XX),
CLK(NULL, "ieee5000_fck", &ieee5000_fck, CK_AM33XX),
CLK(NULL, "wdt1_fck", &wdt1_fck, CK_AM33XX),
diff --git a/arch/arm/mach-omap2/clockdomain2xxx_3xxx.c b/arch/arm/mach-omap2/clockdomain2xxx_3xxx.c
index a0d68db..f99e65c 100644
--- a/arch/arm/mach-omap2/clockdomain2xxx_3xxx.c
+++ b/arch/arm/mach-omap2/clockdomain2xxx_3xxx.c
@@ -241,6 +241,52 @@ static void omap3_clkdm_deny_idle(struct clockdomain *clkdm)
_clkdm_del_autodeps(clkdm);
}
+static int omap3xxx_clkdm_clk_enable(struct clockdomain *clkdm)
+{
+ bool hwsup = false;
+
+ if (!clkdm->clktrctrl_mask)
+ return 0;
+
+ hwsup = omap2_cm_is_clkdm_in_hwsup(clkdm->pwrdm.ptr->prcm_offs,
+ clkdm->clktrctrl_mask);
+
+ if (hwsup) {
+ /* Disable HW transitions when we are changing deps */
+ _disable_hwsup(clkdm);
+ _clkdm_add_autodeps(clkdm);
+ _enable_hwsup(clkdm);
+ } else {
+ if (clkdm->flags & CLKDM_CAN_FORCE_WAKEUP)
+ omap3_clkdm_wakeup(clkdm);
+ }
+
+ return 0;
+}
+
+static int omap3xxx_clkdm_clk_disable(struct clockdomain *clkdm)
+{
+ bool hwsup = false;
+
+ if (!clkdm->clktrctrl_mask)
+ return 0;
+
+ hwsup = omap2_cm_is_clkdm_in_hwsup(clkdm->pwrdm.ptr->prcm_offs,
+ clkdm->clktrctrl_mask);
+
+ if (hwsup) {
+ /* Disable HW transitions when we are changing deps */
+ _disable_hwsup(clkdm);
+ _clkdm_del_autodeps(clkdm);
+ _enable_hwsup(clkdm);
+ } else {
+ if (clkdm->flags & CLKDM_CAN_FORCE_SLEEP)
+ omap3_clkdm_sleep(clkdm);
+ }
+
+ return 0;
+}
+
struct clkdm_ops omap2_clkdm_operations = {
.clkdm_add_wkdep = omap2_clkdm_add_wkdep,
.clkdm_del_wkdep = omap2_clkdm_del_wkdep,
@@ -267,6 +313,6 @@ struct clkdm_ops omap3_clkdm_operations = {
.clkdm_wakeup = omap3_clkdm_wakeup,
.clkdm_allow_idle = omap3_clkdm_allow_idle,
.clkdm_deny_idle = omap3_clkdm_deny_idle,
- .clkdm_clk_enable = omap2_clkdm_clk_enable,
- .clkdm_clk_disable = omap2_clkdm_clk_disable,
+ .clkdm_clk_enable = omap3xxx_clkdm_clk_enable,
+ .clkdm_clk_disable = omap3xxx_clkdm_clk_disable,
};
diff --git a/arch/arm/mach-omap2/cm-regbits-34xx.h b/arch/arm/mach-omap2/cm-regbits-34xx.h
index 766338f..975f6bd 100644
--- a/arch/arm/mach-omap2/cm-regbits-34xx.h
+++ b/arch/arm/mach-omap2/cm-regbits-34xx.h
@@ -67,6 +67,7 @@
#define OMAP3430_EN_IVA2_DPLL_MASK (0x7 << 0)
/* CM_IDLEST_IVA2 */
+#define OMAP3430_ST_IVA2_SHIFT 0
#define OMAP3430_ST_IVA2_MASK (1 << 0)
/* CM_IDLEST_PLL_IVA2 */
diff --git a/arch/arm/mach-omap2/include/mach/board-zoom.h b/arch/arm/mach-omap2/include/mach/board-zoom.h
index 775fdc3..2e94869 100644
--- a/arch/arm/mach-omap2/include/mach/board-zoom.h
+++ b/arch/arm/mach-omap2/include/mach/board-zoom.h
@@ -8,5 +8,3 @@
extern int __init zoom_debugboard_init(void);
extern void __init zoom_peripherals_init(void);
extern void __init zoom_display_init(void);
-
-#define ZOOM2_HEADSET_EXTMUTE_GPIO 153
diff --git a/arch/arm/mach-omap2/mcbsp.c b/arch/arm/mach-omap2/mcbsp.c
index 577cb77..d57a357 100644
--- a/arch/arm/mach-omap2/mcbsp.c
+++ b/arch/arm/mach-omap2/mcbsp.c
@@ -15,6 +15,7 @@
#include <linux/clk.h>
#include <linux/err.h>
#include <linux/io.h>
+#include <linux/of.h>
#include <linux/platform_device.h>
#include <linux/slab.h>
@@ -25,8 +26,6 @@
#include <plat/omap_device.h>
#include <linux/pm_runtime.h>
-#include "control.h"
-
/*
* FIXME: Find a mechanism to enable/disable runtime the McBSP ICLK autoidle.
* Sidetone needs non-gated ICLK and sidetone autoidle is broken.
@@ -34,112 +33,6 @@
#include "cm2xxx_3xxx.h"
#include "cm-regbits-34xx.h"
-/* McBSP1 internal signal muxing function for OMAP2/3 */
-static int omap2_mcbsp1_mux_rx_clk(struct device *dev, const char *signal,
- const char *src)
-{
- u32 v;
-
- v = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0);
-
- if (!strcmp(signal, "clkr")) {
- if (!strcmp(src, "clkr"))
- v &= ~OMAP2_MCBSP1_CLKR_MASK;
- else if (!strcmp(src, "clkx"))
- v |= OMAP2_MCBSP1_CLKR_MASK;
- else
- return -EINVAL;
- } else if (!strcmp(signal, "fsr")) {
- if (!strcmp(src, "fsr"))
- v &= ~OMAP2_MCBSP1_FSR_MASK;
- else if (!strcmp(src, "fsx"))
- v |= OMAP2_MCBSP1_FSR_MASK;
- else
- return -EINVAL;
- } else {
- return -EINVAL;
- }
-
- omap_ctrl_writel(v, OMAP2_CONTROL_DEVCONF0);
-
- return 0;
-}
-
-/* McBSP4 internal signal muxing function for OMAP4 */
-#define OMAP4_CONTROL_MCBSPLP_ALBCTRLRX_FSX (1 << 31)
-#define OMAP4_CONTROL_MCBSPLP_ALBCTRLRX_CLKX (1 << 30)
-static int omap4_mcbsp4_mux_rx_clk(struct device *dev, const char *signal,
- const char *src)
-{
- u32 v;
-
- /*
- * In CONTROL_MCBSPLP register only bit 30 (CLKR mux), and bit 31 (FSR
- * mux) is used */
- v = omap4_ctrl_pad_readl(OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_MCBSPLP);
-
- if (!strcmp(signal, "clkr")) {
- if (!strcmp(src, "clkr"))
- v &= ~OMAP4_CONTROL_MCBSPLP_ALBCTRLRX_CLKX;
- else if (!strcmp(src, "clkx"))
- v |= OMAP4_CONTROL_MCBSPLP_ALBCTRLRX_CLKX;
- else
- return -EINVAL;
- } else if (!strcmp(signal, "fsr")) {
- if (!strcmp(src, "fsr"))
- v &= ~OMAP4_CONTROL_MCBSPLP_ALBCTRLRX_FSX;
- else if (!strcmp(src, "fsx"))
- v |= OMAP4_CONTROL_MCBSPLP_ALBCTRLRX_FSX;
- else
- return -EINVAL;
- } else {
- return -EINVAL;
- }
-
- omap4_ctrl_pad_writel(v, OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_MCBSPLP);
-
- return 0;
-}
-
-/* McBSP CLKS source switching function */
-static int omap2_mcbsp_set_clk_src(struct device *dev, struct clk *clk,
- const char *src)
-{
- struct clk *fck_src;
- char *fck_src_name;
- int r;
-
- if (!strcmp(src, "clks_ext"))
- fck_src_name = "pad_fck";
- else if (!strcmp(src, "clks_fclk"))
- fck_src_name = "prcm_fck";
- else
- return -EINVAL;
-
- fck_src = clk_get(dev, fck_src_name);
- if (IS_ERR_OR_NULL(fck_src)) {
- pr_err("omap-mcbsp: %s: could not clk_get() %s\n", "clks",
- fck_src_name);
- return -EINVAL;
- }
-
- pm_runtime_put_sync(dev);
-
- r = clk_set_parent(clk, fck_src);
- if (IS_ERR_VALUE(r)) {
- pr_err("omap-mcbsp: %s: could not clk_set_parent() to %s\n",
- "clks", fck_src_name);
- clk_put(fck_src);
- return -EINVAL;
- }
-
- pm_runtime_get_sync(dev);
-
- clk_put(fck_src);
-
- return 0;
-}
-
static int omap3_enable_st_clock(unsigned int id, bool enable)
{
unsigned int w;
@@ -181,17 +74,11 @@ static int __init omap_init_mcbsp(struct omap_hwmod *oh, void *unused)
pdata->reg_size = 4;
pdata->has_ccr = true;
}
- pdata->set_clk_src = omap2_mcbsp_set_clk_src;
-
- /* On OMAP2/3 the McBSP1 port has 6 pin configuration */
- if (id == 1 && oh->class->rev < MCBSP_CONFIG_TYPE4)
- pdata->mux_signal = omap2_mcbsp1_mux_rx_clk;
- /* On OMAP4 the McBSP4 port has 6 pin configuration */
- if (id == 4 && oh->class->rev == MCBSP_CONFIG_TYPE4)
- pdata->mux_signal = omap4_mcbsp4_mux_rx_clk;
-
- if (oh->class->rev == MCBSP_CONFIG_TYPE3) {
+ if (oh->class->rev == MCBSP_CONFIG_TYPE2) {
+ /* The FIFO has 128 locations */
+ pdata->buffer_size = 0x80;
+ } else if (oh->class->rev == MCBSP_CONFIG_TYPE3) {
if (id == 2)
/* The FIFO has 1024 + 256 locations */
pdata->buffer_size = 0x500;
@@ -227,7 +114,8 @@ static int __init omap_init_mcbsp(struct omap_hwmod *oh, void *unused)
static int __init omap2_mcbsp_init(void)
{
- omap_hwmod_for_each_by_class("mcbsp", omap_init_mcbsp, NULL);
+ if (!of_have_populated_dt())
+ omap_hwmod_for_each_by_class("mcbsp", omap_init_mcbsp, NULL);
return 0;
}
diff --git a/arch/arm/mach-omap2/omap-wakeupgen.c b/arch/arm/mach-omap2/omap-wakeupgen.c
index 05fdebf..330d4c6 100644
--- a/arch/arm/mach-omap2/omap-wakeupgen.c
+++ b/arch/arm/mach-omap2/omap-wakeupgen.c
@@ -46,7 +46,7 @@
static void __iomem *wakeupgen_base;
static void __iomem *sar_base;
static DEFINE_SPINLOCK(wakeupgen_lock);
-static unsigned int irq_target_cpu[NR_IRQS];
+static unsigned int irq_target_cpu[MAX_IRQS];
static unsigned int irq_banks = MAX_NR_REG_BANKS;
static unsigned int max_irqs = MAX_IRQS;
static unsigned int omap_secure_apis;
diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c
index 6ca8e51..37afbd1 100644
--- a/arch/arm/mach-omap2/omap_hwmod.c
+++ b/arch/arm/mach-omap2/omap_hwmod.c
@@ -1889,6 +1889,7 @@ static int _enable(struct omap_hwmod *oh)
_enable_sysc(oh);
}
} else {
+ _omap4_disable_module(oh);
_disable_clocks(oh);
pr_debug("omap_hwmod: %s: _wait_target_ready: %d\n",
oh->name, r);
diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
index c9e3820..ce7e606 100644
--- a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
@@ -100,9 +100,9 @@ static struct omap_hwmod omap3xxx_mpu_hwmod = {
/* IVA2 (IVA2) */
static struct omap_hwmod_rst_info omap3xxx_iva_resets[] = {
- { .name = "logic", .rst_shift = 0 },
- { .name = "seq0", .rst_shift = 1 },
- { .name = "seq1", .rst_shift = 2 },
+ { .name = "logic", .rst_shift = 0, .st_shift = 8 },
+ { .name = "seq0", .rst_shift = 1, .st_shift = 9 },
+ { .name = "seq1", .rst_shift = 2, .st_shift = 10 },
};
static struct omap_hwmod omap3xxx_iva_hwmod = {
@@ -112,6 +112,15 @@ static struct omap_hwmod omap3xxx_iva_hwmod = {
.rst_lines = omap3xxx_iva_resets,
.rst_lines_cnt = ARRAY_SIZE(omap3xxx_iva_resets),
.main_clk = "iva2_ck",
+ .prcm = {
+ .omap2 = {
+ .module_offs = OMAP3430_IVA2_MOD,
+ .prcm_reg_id = 1,
+ .module_bit = OMAP3430_CM_FCLKEN_IVA2_EN_IVA2_SHIFT,
+ .idlest_reg_id = 1,
+ .idlest_idle_bit = OMAP3430_ST_IVA2_SHIFT,
+ }
+ },
};
/* timer class */
diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
index 242aee4..2984ffa 100644
--- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
@@ -4210,7 +4210,7 @@ static struct omap_hwmod_ocp_if omap44xx_dsp__iva = {
};
/* dsp -> sl2if */
-static struct omap_hwmod_ocp_if omap44xx_dsp__sl2if = {
+static struct omap_hwmod_ocp_if __maybe_unused omap44xx_dsp__sl2if = {
.master = &omap44xx_dsp_hwmod,
.slave = &omap44xx_sl2if_hwmod,
.clk = "dpll_iva_m5x2_ck",
@@ -4828,7 +4828,7 @@ static struct omap_hwmod_ocp_if omap44xx_l3_main_2__iss = {
};
/* iva -> sl2if */
-static struct omap_hwmod_ocp_if omap44xx_iva__sl2if = {
+static struct omap_hwmod_ocp_if __maybe_unused omap44xx_iva__sl2if = {
.master = &omap44xx_iva_hwmod,
.slave = &omap44xx_sl2if_hwmod,
.clk = "dpll_iva_m5x2_ck",
@@ -5059,6 +5059,7 @@ static struct omap_hwmod_ocp_if omap44xx_l4_per__mcbsp4 = {
static struct omap_hwmod_addr_space omap44xx_mcpdm_addrs[] = {
{
+ .name = "mpu",
.pa_start = 0x40132000,
.pa_end = 0x4013207f,
.flags = ADDR_TYPE_RT
@@ -5077,6 +5078,7 @@ static struct omap_hwmod_ocp_if omap44xx_l4_abe__mcpdm = {
static struct omap_hwmod_addr_space omap44xx_mcpdm_dma_addrs[] = {
{
+ .name = "dma",
.pa_start = 0x49032000,
.pa_end = 0x4903207f,
.flags = ADDR_TYPE_RT
@@ -5362,7 +5364,7 @@ static struct omap_hwmod_ocp_if omap44xx_l4_wkup__scrm = {
};
/* l3_main_2 -> sl2if */
-static struct omap_hwmod_ocp_if omap44xx_l3_main_2__sl2if = {
+static struct omap_hwmod_ocp_if __maybe_unused omap44xx_l3_main_2__sl2if = {
.master = &omap44xx_l3_main_2_hwmod,
.slave = &omap44xx_sl2if_hwmod,
.clk = "l3_div_ck",
@@ -6032,7 +6034,7 @@ static struct omap_hwmod_ocp_if *omap44xx_hwmod_ocp_ifs[] __initdata = {
&omap44xx_l4_abe__dmic,
&omap44xx_l4_abe__dmic_dma,
&omap44xx_dsp__iva,
- &omap44xx_dsp__sl2if,
+ /* &omap44xx_dsp__sl2if, */
&omap44xx_l4_cfg__dsp,
&omap44xx_l3_main_2__dss,
&omap44xx_l4_per__dss,
@@ -6068,7 +6070,7 @@ static struct omap_hwmod_ocp_if *omap44xx_hwmod_ocp_ifs[] __initdata = {
&omap44xx_l4_per__i2c4,
&omap44xx_l3_main_2__ipu,
&omap44xx_l3_main_2__iss,
- &omap44xx_iva__sl2if,
+ /* &omap44xx_iva__sl2if, */
&omap44xx_l3_main_2__iva,
&omap44xx_l4_wkup__kbd,
&omap44xx_l4_cfg__mailbox,
@@ -6099,7 +6101,7 @@ static struct omap_hwmod_ocp_if *omap44xx_hwmod_ocp_ifs[] __initdata = {
&omap44xx_l4_cfg__cm_core,
&omap44xx_l4_wkup__prm,
&omap44xx_l4_wkup__scrm,
- &omap44xx_l3_main_2__sl2if,
+ /* &omap44xx_l3_main_2__sl2if, */
&omap44xx_l4_abe__slimbus1,
&omap44xx_l4_abe__slimbus1_dma,
&omap44xx_l4_per__slimbus2,
diff --git a/arch/arm/mach-omap2/timer.c b/arch/arm/mach-omap2/timer.c
index 2ff6d41..2ba4f57 100644
--- a/arch/arm/mach-omap2/timer.c
+++ b/arch/arm/mach-omap2/timer.c
@@ -260,6 +260,7 @@ static u32 notrace dmtimer_read_sched_clock(void)
return 0;
}
+#ifdef CONFIG_OMAP_32K_TIMER
/* Setup free-running counter for clocksource */
static int __init omap2_sync32k_clocksource_init(void)
{
@@ -299,6 +300,12 @@ static int __init omap2_sync32k_clocksource_init(void)
return ret;
}
+#else
+static inline int omap2_sync32k_clocksource_init(void)
+{
+ return -ENODEV;
+}
+#endif
static void __init omap2_gptimer_clocksource_init(int gptimer_id,
const char *fck_source)
diff --git a/arch/arm/mach-omap2/twl-common.c b/arch/arm/mach-omap2/twl-common.c
index db5ff66..bd81bf4 100644
--- a/arch/arm/mach-omap2/twl-common.c
+++ b/arch/arm/mach-omap2/twl-common.c
@@ -538,3 +538,30 @@ void __init omap4_pmic_get_config(struct twl4030_platform_data *pmic_data,
pmic_data->v2v1 = &omap4_v2v1_idata;
}
#endif /* CONFIG_ARCH_OMAP4 */
+
+#if defined(CONFIG_SND_OMAP_SOC_OMAP_TWL4030) || \
+ defined(CONFIG_SND_OMAP_SOC_OMAP_TWL4030_MODULE)
+#include <linux/platform_data/omap-twl4030.h>
+
+static struct omap_tw4030_pdata omap_twl4030_audio_data;
+
+static struct platform_device audio_device = {
+ .name = "omap-twl4030",
+ .id = -1,
+ .dev = {
+ .platform_data = &omap_twl4030_audio_data,
+ },
+};
+
+void __init omap_twl4030_audio_init(char *card_name)
+{
+ omap_twl4030_audio_data.card_name = card_name;
+ platform_device_register(&audio_device);
+}
+
+#else /* SOC_OMAP_TWL4030 */
+void __init omap_twl4030_audio_init(char *card_name)
+{
+ return;
+}
+#endif /* SOC_OMAP_TWL4030 */
diff --git a/arch/arm/mach-omap2/twl-common.h b/arch/arm/mach-omap2/twl-common.h
index 8fe71cf..cb25b43 100644
--- a/arch/arm/mach-omap2/twl-common.h
+++ b/arch/arm/mach-omap2/twl-common.h
@@ -59,4 +59,6 @@ void omap3_pmic_get_config(struct twl4030_platform_data *pmic_data,
void omap4_pmic_get_config(struct twl4030_platform_data *pmic_data,
u32 pdata_flags, u32 regulators_flags);
+void omap_twl4030_audio_init(char *card_name);
+
#endif /* __OMAP_PMIC_COMMON__ */
diff --git a/arch/arm/mach-shmobile/board-armadillo800eva.c b/arch/arm/mach-shmobile/board-armadillo800eva.c
index cf10f92..453a6e5 100644
--- a/arch/arm/mach-shmobile/board-armadillo800eva.c
+++ b/arch/arm/mach-shmobile/board-armadillo800eva.c
@@ -520,13 +520,14 @@ static struct platform_device hdmi_lcdc_device = {
};
/* GPIO KEY */
-#define GPIO_KEY(c, g, d) { .code = c, .gpio = g, .desc = d, .active_low = 1 }
+#define GPIO_KEY(c, g, d, ...) \
+ { .code = c, .gpio = g, .desc = d, .active_low = 1, __VA_ARGS__ }
static struct gpio_keys_button gpio_buttons[] = {
- GPIO_KEY(KEY_POWER, GPIO_PORT99, "SW1"),
- GPIO_KEY(KEY_BACK, GPIO_PORT100, "SW2"),
- GPIO_KEY(KEY_MENU, GPIO_PORT97, "SW3"),
- GPIO_KEY(KEY_HOME, GPIO_PORT98, "SW4"),
+ GPIO_KEY(KEY_POWER, GPIO_PORT99, "SW3", .wakeup = 1),
+ GPIO_KEY(KEY_BACK, GPIO_PORT100, "SW4"),
+ GPIO_KEY(KEY_MENU, GPIO_PORT97, "SW5"),
+ GPIO_KEY(KEY_HOME, GPIO_PORT98, "SW6"),
};
static struct gpio_keys_platform_data gpio_key_info = {
@@ -901,8 +902,8 @@ static struct platform_device *eva_devices[] __initdata = {
&camera_device,
&ceu0_device,
&fsi_device,
- &fsi_hdmi_device,
&fsi_wm8978_device,
+ &fsi_hdmi_device,
};
static void __init eva_clock_init(void)
diff --git a/arch/arm/mach-shmobile/board-mackerel.c b/arch/arm/mach-shmobile/board-mackerel.c
index 7ea2b31..c129542 100644
--- a/arch/arm/mach-shmobile/board-mackerel.c
+++ b/arch/arm/mach-shmobile/board-mackerel.c
@@ -695,6 +695,7 @@ static struct platform_device usbhs0_device = {
* - J30 "open"
* - modify usbhs1_get_id() USBHS_HOST -> USBHS_GADGET
* - add .get_vbus = usbhs_get_vbus in usbhs1_private
+ * - check usbhs0_device(pio)/usbhs1_device(irq) order in mackerel_devices.
*/
#define IRQ8 evt2irq(0x0300)
#define USB_PHY_MODE (1 << 4)
@@ -1325,8 +1326,8 @@ static struct platform_device *mackerel_devices[] __initdata = {
&nor_flash_device,
&smc911x_device,
&lcdc_device,
- &usbhs1_device,
&usbhs0_device,
+ &usbhs1_device,
&leds_device,
&fsi_device,
&fsi_ak4643_device,
diff --git a/arch/arm/mach-shmobile/board-marzen.c b/arch/arm/mach-shmobile/board-marzen.c
index 3a528cf..fcf5a47 100644
--- a/arch/arm/mach-shmobile/board-marzen.c
+++ b/arch/arm/mach-shmobile/board-marzen.c
@@ -67,7 +67,7 @@ static struct smsc911x_platform_config smsc911x_platdata = {
static struct platform_device eth_device = {
.name = "smsc911x",
- .id = 0,
+ .id = -1,
.dev = {
.platform_data = &smsc911x_platdata,
},
diff --git a/arch/arm/mach-shmobile/intc-sh73a0.c b/arch/arm/mach-shmobile/intc-sh73a0.c
index ee44740..588555a 100644
--- a/arch/arm/mach-shmobile/intc-sh73a0.c
+++ b/arch/arm/mach-shmobile/intc-sh73a0.c
@@ -259,9 +259,9 @@ static int sh73a0_set_wake(struct irq_data *data, unsigned int on)
return 0; /* always allow wakeup */
}
-#define RELOC_BASE 0x1000
+#define RELOC_BASE 0x1200
-/* INTCA IRQ pins at INTCS + 0x1000 to make space for GIC+INTC handling */
+/* INTCA IRQ pins at INTCS + RELOC_BASE to make space for GIC+INTC handling */
#define INTCS_VECT_RELOC(n, vect) INTCS_VECT((n), (vect) + RELOC_BASE)
INTC_IRQ_PINS_32(intca_irq_pins, 0xe6900000,
diff --git a/arch/arm/mach-tegra/include/mach/tegra_wm8903_pdata.h b/arch/arm/mach-tegra/include/mach/tegra_wm8903_pdata.h
deleted file mode 100644
index 9d29334..0000000
--- a/arch/arm/mach-tegra/include/mach/tegra_wm8903_pdata.h
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * arch/arm/mach-tegra/include/mach/tegra_wm8903_pdata.h
- *
- * Copyright 2011 NVIDIA, Inc.
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * 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.
- *
- */
-
-struct tegra_wm8903_platform_data {
- int gpio_spkr_en;
- int gpio_hp_det;
- int gpio_hp_mute;
- int gpio_int_mic_en;
- int gpio_ext_mic_en;
-};
diff --git a/arch/arm/mm/context.c b/arch/arm/mm/context.c
index 119bc52..4e07eec 100644
--- a/arch/arm/mm/context.c
+++ b/arch/arm/mm/context.c
@@ -63,10 +63,11 @@ static int contextidr_notifier(struct notifier_block *unused, unsigned long cmd,
pid = task_pid_nr(thread->task) << ASID_BITS;
asm volatile(
" mrc p15, 0, %0, c13, c0, 1\n"
- " bfi %1, %0, #0, %2\n"
- " mcr p15, 0, %1, c13, c0, 1\n"
+ " and %0, %0, %2\n"
+ " orr %0, %0, %1\n"
+ " mcr p15, 0, %0, c13, c0, 1\n"
: "=r" (contextidr), "+r" (pid)
- : "I" (ASID_BITS));
+ : "I" (~ASID_MASK));
isb();
return NOTIFY_OK;
diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c
index 4e7d118..e59c4ab 100644
--- a/arch/arm/mm/dma-mapping.c
+++ b/arch/arm/mm/dma-mapping.c
@@ -267,17 +267,19 @@ static void __dma_free_remap(void *cpu_addr, size_t size)
vunmap(cpu_addr);
}
+#define DEFAULT_DMA_COHERENT_POOL_SIZE SZ_256K
+
struct dma_pool {
size_t size;
spinlock_t lock;
unsigned long *bitmap;
unsigned long nr_pages;
void *vaddr;
- struct page *page;
+ struct page **pages;
};
static struct dma_pool atomic_pool = {
- .size = SZ_256K,
+ .size = DEFAULT_DMA_COHERENT_POOL_SIZE,
};
static int __init early_coherent_pool(char *p)
@@ -287,6 +289,21 @@ static int __init early_coherent_pool(char *p)
}
early_param("coherent_pool", early_coherent_pool);
+void __init init_dma_coherent_pool_size(unsigned long size)
+{
+ /*
+ * Catch any attempt to set the pool size too late.
+ */
+ BUG_ON(atomic_pool.vaddr);
+
+ /*
+ * Set architecture specific coherent pool size only if
+ * it has not been changed by kernel command line parameter.
+ */
+ if (atomic_pool.size == DEFAULT_DMA_COHERENT_POOL_SIZE)
+ atomic_pool.size = size;
+}
+
/*
* Initialise the coherent pool for atomic allocations.
*/
@@ -297,6 +314,7 @@ static int __init atomic_pool_init(void)
unsigned long nr_pages = pool->size >> PAGE_SHIFT;
unsigned long *bitmap;
struct page *page;
+ struct page **pages;
void *ptr;
int bitmap_size = BITS_TO_LONGS(nr_pages) * sizeof(long);
@@ -304,21 +322,31 @@ static int __init atomic_pool_init(void)
if (!bitmap)
goto no_bitmap;
+ pages = kzalloc(nr_pages * sizeof(struct page *), GFP_KERNEL);
+ if (!pages)
+ goto no_pages;
+
if (IS_ENABLED(CONFIG_CMA))
ptr = __alloc_from_contiguous(NULL, pool->size, prot, &page);
else
ptr = __alloc_remap_buffer(NULL, pool->size, GFP_KERNEL, prot,
&page, NULL);
if (ptr) {
+ int i;
+
+ for (i = 0; i < nr_pages; i++)
+ pages[i] = page + i;
+
spin_lock_init(&pool->lock);
pool->vaddr = ptr;
- pool->page = page;
+ pool->pages = pages;
pool->bitmap = bitmap;
pool->nr_pages = nr_pages;
pr_info("DMA: preallocated %u KiB pool for atomic coherent allocations\n",
(unsigned)pool->size / 1024);
return 0;
}
+no_pages:
kfree(bitmap);
no_bitmap:
pr_err("DMA: failed to allocate %u KiB pool for atomic coherent allocation\n",
@@ -443,27 +471,45 @@ static void *__alloc_from_pool(size_t size, struct page **ret_page)
if (pageno < pool->nr_pages) {
bitmap_set(pool->bitmap, pageno, count);
ptr = pool->vaddr + PAGE_SIZE * pageno;
- *ret_page = pool->page + pageno;
+ *ret_page = pool->pages[pageno];
+ } else {
+ pr_err_once("ERROR: %u KiB atomic DMA coherent pool is too small!\n"
+ "Please increase it with coherent_pool= kernel parameter!\n",
+ (unsigned)pool->size / 1024);
}
spin_unlock_irqrestore(&pool->lock, flags);
return ptr;
}
+static bool __in_atomic_pool(void *start, size_t size)
+{
+ struct dma_pool *pool = &atomic_pool;
+ void *end = start + size;
+ void *pool_start = pool->vaddr;
+ void *pool_end = pool->vaddr + pool->size;
+
+ if (start < pool_start || start >= pool_end)
+ return false;
+
+ if (end <= pool_end)
+ return true;
+
+ WARN(1, "Wrong coherent size(%p-%p) from atomic pool(%p-%p)\n",
+ start, end - 1, pool_start, pool_end - 1);
+
+ return false;
+}
+
static int __free_from_pool(void *start, size_t size)
{
struct dma_pool *pool = &atomic_pool;
unsigned long pageno, count;
unsigned long flags;
- if (start < pool->vaddr || start > pool->vaddr + pool->size)
+ if (!__in_atomic_pool(start, size))
return 0;
- if (start + size > pool->vaddr + pool->size) {
- WARN(1, "freeing wrong coherent size from pool\n");
- return 0;
- }
-
pageno = (start - pool->vaddr) >> PAGE_SHIFT;
count = size >> PAGE_SHIFT;
@@ -1090,10 +1136,22 @@ static int __iommu_remove_mapping(struct device *dev, dma_addr_t iova, size_t si
return 0;
}
+static struct page **__atomic_get_pages(void *addr)
+{
+ struct dma_pool *pool = &atomic_pool;
+ struct page **pages = pool->pages;
+ int offs = (addr - pool->vaddr) >> PAGE_SHIFT;
+
+ return pages + offs;
+}
+
static struct page **__iommu_get_pages(void *cpu_addr, struct dma_attrs *attrs)
{
struct vm_struct *area;
+ if (__in_atomic_pool(cpu_addr, PAGE_SIZE))
+ return __atomic_get_pages(cpu_addr);
+
if (dma_get_attr(DMA_ATTR_NO_KERNEL_MAPPING, attrs))
return cpu_addr;
@@ -1103,6 +1161,34 @@ static struct page **__iommu_get_pages(void *cpu_addr, struct dma_attrs *attrs)
return NULL;
}
+static void *__iommu_alloc_atomic(struct device *dev, size_t size,
+ dma_addr_t *handle)
+{
+ struct page *page;
+ void *addr;
+
+ addr = __alloc_from_pool(size, &page);
+ if (!addr)
+ return NULL;
+
+ *handle = __iommu_create_mapping(dev, &page, size);
+ if (*handle == DMA_ERROR_CODE)
+ goto err_mapping;
+
+ return addr;
+
+err_mapping:
+ __free_from_pool(addr, size);
+ return NULL;
+}
+
+static void __iommu_free_atomic(struct device *dev, struct page **pages,
+ dma_addr_t handle, size_t size)
+{
+ __iommu_remove_mapping(dev, handle, size);
+ __free_from_pool(page_address(pages[0]), size);
+}
+
static void *arm_iommu_alloc_attrs(struct device *dev, size_t size,
dma_addr_t *handle, gfp_t gfp, struct dma_attrs *attrs)
{
@@ -1113,6 +1199,9 @@ static void *arm_iommu_alloc_attrs(struct device *dev, size_t size,
*handle = DMA_ERROR_CODE;
size = PAGE_ALIGN(size);
+ if (gfp & GFP_ATOMIC)
+ return __iommu_alloc_atomic(dev, size, handle);
+
pages = __iommu_alloc_buffer(dev, size, gfp);
if (!pages)
return NULL;
@@ -1179,6 +1268,11 @@ void arm_iommu_free_attrs(struct device *dev, size_t size, void *cpu_addr,
return;
}
+ if (__in_atomic_pool(cpu_addr, size)) {
+ __iommu_free_atomic(dev, pages, handle, size);
+ return;
+ }
+
if (!dma_get_attr(DMA_ATTR_NO_KERNEL_MAPPING, attrs)) {
unmap_kernel_range((unsigned long)cpu_addr, size);
vunmap(cpu_addr);
diff --git a/arch/arm/mm/mm.h b/arch/arm/mm/mm.h
index 6776160..a8ee92d 100644
--- a/arch/arm/mm/mm.h
+++ b/arch/arm/mm/mm.h
@@ -55,6 +55,9 @@ extern void __flush_dcache_page(struct address_space *mapping, struct page *page
/* permanent static mappings from iotable_init() */
#define VM_ARM_STATIC_MAPPING 0x40000000
+/* empty mapping */
+#define VM_ARM_EMPTY_MAPPING 0x20000000
+
/* mapping type (attributes) for permanent static mappings */
#define VM_ARM_MTYPE(mt) ((mt) << 20)
#define VM_ARM_MTYPE_MASK (0x1f << 20)
diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c
index 4c2d045..c2fa21d 100644
--- a/arch/arm/mm/mmu.c
+++ b/arch/arm/mm/mmu.c
@@ -807,7 +807,7 @@ static void __init pmd_empty_section_gap(unsigned long addr)
vm = early_alloc_aligned(sizeof(*vm), __alignof__(*vm));
vm->addr = (void *)addr;
vm->size = SECTION_SIZE;
- vm->flags = VM_IOREMAP | VM_ARM_STATIC_MAPPING;
+ vm->flags = VM_IOREMAP | VM_ARM_EMPTY_MAPPING;
vm->caller = pmd_empty_section_gap;
vm_area_add_early(vm);
}
@@ -820,7 +820,7 @@ static void __init fill_pmd_gaps(void)
/* we're still single threaded hence no lock needed here */
for (vm = vmlist; vm; vm = vm->next) {
- if (!(vm->flags & VM_ARM_STATIC_MAPPING))
+ if (!(vm->flags & (VM_ARM_STATIC_MAPPING | VM_ARM_EMPTY_MAPPING)))
continue;
addr = (unsigned long)vm->addr;
if (addr < next)
@@ -961,8 +961,8 @@ void __init sanity_check_meminfo(void)
* Check whether this memory bank would partially overlap
* the vmalloc area.
*/
- if (__va(bank->start + bank->size) > vmalloc_min ||
- __va(bank->start + bank->size) < __va(bank->start)) {
+ if (__va(bank->start + bank->size - 1) >= vmalloc_min ||
+ __va(bank->start + bank->size - 1) <= __va(bank->start)) {
unsigned long newsize = vmalloc_min - __va(bank->start);
printk(KERN_NOTICE "Truncating RAM at %.8llx-%.8llx "
"to -%.8llx (vmalloc region overlap).\n",
diff --git a/arch/arm/plat-omap/include/plat/mcbsp.h b/arch/arm/plat-omap/include/plat/mcbsp.h
index 1881412..c78d90b 100644
--- a/arch/arm/plat-omap/include/plat/mcbsp.h
+++ b/arch/arm/plat-omap/include/plat/mcbsp.h
@@ -47,8 +47,6 @@ struct omap_mcbsp_platform_data {
bool has_wakeup; /* Wakeup capability */
bool has_ccr; /* Transceiver has configuration control registers */
int (*enable_st_clock)(unsigned int, bool);
- int (*set_clk_src)(struct device *dev, struct clk *clk, const char *src);
- int (*mux_signal)(struct device *dev, const char *signal, const char *src);
};
/**
diff --git a/arch/arm/plat-omap/sram.c b/arch/arm/plat-omap/sram.c
index 766181c..024f3b0 100644
--- a/arch/arm/plat-omap/sram.c
+++ b/arch/arm/plat-omap/sram.c
@@ -68,6 +68,7 @@
static unsigned long omap_sram_start;
static void __iomem *omap_sram_base;
+static unsigned long omap_sram_skip;
static unsigned long omap_sram_size;
static void __iomem *omap_sram_ceil;
@@ -106,6 +107,7 @@ static int is_sram_locked(void)
*/
static void __init omap_detect_sram(void)
{
+ omap_sram_skip = SRAM_BOOTLOADER_SZ;
if (cpu_class_is_omap2()) {
if (is_sram_locked()) {
if (cpu_is_omap34xx()) {
@@ -113,6 +115,7 @@ static void __init omap_detect_sram(void)
if ((omap_type() == OMAP2_DEVICE_TYPE_EMU) ||
(omap_type() == OMAP2_DEVICE_TYPE_SEC)) {
omap_sram_size = 0x7000; /* 28K */
+ omap_sram_skip += SZ_16K;
} else {
omap_sram_size = 0x8000; /* 32K */
}
@@ -175,8 +178,10 @@ static void __init omap_map_sram(void)
return;
#ifdef CONFIG_OMAP4_ERRATA_I688
+ if (cpu_is_omap44xx()) {
omap_sram_start += PAGE_SIZE;
omap_sram_size -= SZ_16K;
+ }
#endif
if (cpu_is_omap34xx()) {
/*
@@ -203,8 +208,8 @@ static void __init omap_map_sram(void)
* Looks like we need to preserve some bootloader code at the
* beginning of SRAM for jumping to flash for reboot to work...
*/
- memset_io(omap_sram_base + SRAM_BOOTLOADER_SZ, 0,
- omap_sram_size - SRAM_BOOTLOADER_SZ);
+ memset_io(omap_sram_base + omap_sram_skip, 0,
+ omap_sram_size - omap_sram_skip);
}
/*
@@ -218,7 +223,7 @@ void *omap_sram_push_address(unsigned long size)
{
unsigned long available, new_ceil = (unsigned long)omap_sram_ceil;
- available = omap_sram_ceil - (omap_sram_base + SRAM_BOOTLOADER_SZ);
+ available = omap_sram_ceil - (omap_sram_base + omap_sram_skip);
if (size > available) {
pr_err("Not enough space in SRAM\n");
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