diff options
97 files changed, 1421 insertions, 787 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index e2541981779..2a232ce56d9 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -1578,6 +1578,7 @@ config BL_SWITCHER_DUMMY_IF choice prompt "Memory split" + depends on MMU default VMSPLIT_3G help Select the desired split between kernel and user memory. @@ -1595,6 +1596,7 @@ endchoice config PAGE_OFFSET hex + default PHYS_OFFSET if !MMU default 0x40000000 if VMSPLIT_1G default 0x80000000 if VMSPLIT_2G default 0xC0000000 diff --git a/arch/arm/boot/compressed/.gitignore b/arch/arm/boot/compressed/.gitignore index 47279aa96a6..0714e0334e3 100644 --- a/arch/arm/boot/compressed/.gitignore +++ b/arch/arm/boot/compressed/.gitignore @@ -1,4 +1,5 @@ ashldi3.S +bswapsdi2.S font.c lib1funcs.S hyp-stub.S diff --git a/arch/arm/boot/dts/imx6dl-hummingboard.dts b/arch/arm/boot/dts/imx6dl-hummingboard.dts index fd8fc7cd53f..5bfae54fb78 100644 --- a/arch/arm/boot/dts/imx6dl-hummingboard.dts +++ b/arch/arm/boot/dts/imx6dl-hummingboard.dts @@ -52,12 +52,6 @@ }; }; - codec: spdif-transmitter { - compatible = "linux,spdif-dit"; - pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_hummingboard_spdif>; - }; - sound-spdif { compatible = "fsl,imx-audio-spdif"; model = "imx-spdif"; @@ -111,7 +105,7 @@ }; pinctrl_hummingboard_spdif: hummingboard-spdif { - fsl,pins = <MX6QDL_PAD_GPIO_17__SPDIF_OUT 0x1b0b0>; + fsl,pins = <MX6QDL_PAD_GPIO_17__SPDIF_OUT 0x13091>; }; pinctrl_hummingboard_usbh1_vbus: hummingboard-usbh1-vbus { @@ -142,6 +136,8 @@ }; &spdif { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_hummingboard_spdif>; status = "okay"; }; diff --git a/arch/arm/boot/dts/imx6qdl-cubox-i.dtsi b/arch/arm/boot/dts/imx6qdl-cubox-i.dtsi index 64daa3b311f..c2a24888a27 100644 --- a/arch/arm/boot/dts/imx6qdl-cubox-i.dtsi +++ b/arch/arm/boot/dts/imx6qdl-cubox-i.dtsi @@ -46,12 +46,6 @@ }; }; - codec: spdif-transmitter { - compatible = "linux,spdif-dit"; - pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_cubox_i_spdif>; - }; - sound-spdif { compatible = "fsl,imx-audio-spdif"; model = "imx-spdif"; @@ -89,7 +83,7 @@ }; pinctrl_cubox_i_spdif: cubox-i-spdif { - fsl,pins = <MX6QDL_PAD_GPIO_17__SPDIF_OUT 0x1b0b0>; + fsl,pins = <MX6QDL_PAD_GPIO_17__SPDIF_OUT 0x13091>; }; pinctrl_cubox_i_usbh1_vbus: cubox-i-usbh1-vbus { @@ -121,6 +115,8 @@ }; &spdif { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_cubox_i_spdif>; status = "okay"; }; diff --git a/arch/arm/common/Makefile b/arch/arm/common/Makefile index 4bdc41622c3..70b1eff477b 100644 --- a/arch/arm/common/Makefile +++ b/arch/arm/common/Makefile @@ -13,6 +13,7 @@ obj-$(CONFIG_SHARP_SCOOP) += scoop.o obj-$(CONFIG_PCI_HOST_ITE8152) += it8152.o obj-$(CONFIG_ARM_TIMER_SP804) += timer-sp.o obj-$(CONFIG_MCPM) += mcpm_head.o mcpm_entry.o mcpm_platsmp.o vlock.o +CFLAGS_REMOVE_mcpm_entry.o = -pg AFLAGS_mcpm_head.o := -march=armv7-a AFLAGS_vlock.o := -march=armv7-a obj-$(CONFIG_TI_PRIV_EDMA) += edma.o diff --git a/arch/arm/common/scoop.c b/arch/arm/common/scoop.c index a5c3dc38aa1..6ef146edd0c 100644 --- a/arch/arm/common/scoop.c +++ b/arch/arm/common/scoop.c @@ -232,8 +232,6 @@ static int scoop_probe(struct platform_device *pdev) return 0; - if (devptr->gpio.base != -1) - temp = gpiochip_remove(&devptr->gpio); err_gpio: platform_set_drvdata(pdev, NULL); err_ioremap: diff --git a/arch/arm/include/asm/assembler.h b/arch/arm/include/asm/assembler.h index 5c228516057..380ac4f2000 100644 --- a/arch/arm/include/asm/assembler.h +++ b/arch/arm/include/asm/assembler.h @@ -30,8 +30,8 @@ * Endian independent macros for shifting bytes within registers. */ #ifndef __ARMEB__ -#define pull lsr -#define push lsl +#define lspull lsr +#define lspush lsl #define get_byte_0 lsl #0 #define get_byte_1 lsr #8 #define get_byte_2 lsr #16 @@ -41,8 +41,8 @@ #define put_byte_2 lsl #16 #define put_byte_3 lsl #24 #else -#define pull lsl -#define push lsr +#define lspull lsl +#define lspush lsr #define get_byte_0 lsr #24 #define get_byte_1 lsr #16 #define get_byte_2 lsr #8 diff --git a/arch/arm/include/asm/atomic.h b/arch/arm/include/asm/atomic.h index 62d2cb53b06..9a92fd7864a 100644 --- a/arch/arm/include/asm/atomic.h +++ b/arch/arm/include/asm/atomic.h @@ -60,6 +60,7 @@ static inline int atomic_add_return(int i, atomic_t *v) int result; smp_mb(); + prefetchw(&v->counter); __asm__ __volatile__("@ atomic_add_return\n" "1: ldrex %0, [%3]\n" @@ -99,6 +100,7 @@ static inline int atomic_sub_return(int i, atomic_t *v) int result; smp_mb(); + prefetchw(&v->counter); __asm__ __volatile__("@ atomic_sub_return\n" "1: ldrex %0, [%3]\n" @@ -121,6 +123,7 @@ static inline int atomic_cmpxchg(atomic_t *ptr, int old, int new) unsigned long res; smp_mb(); + prefetchw(&ptr->counter); do { __asm__ __volatile__("@ atomic_cmpxchg\n" @@ -138,6 +141,33 @@ static inline int atomic_cmpxchg(atomic_t *ptr, int old, int new) return oldval; } +static inline int __atomic_add_unless(atomic_t *v, int a, int u) +{ + int oldval, newval; + unsigned long tmp; + + smp_mb(); + prefetchw(&v->counter); + + __asm__ __volatile__ ("@ atomic_add_unless\n" +"1: ldrex %0, [%4]\n" +" teq %0, %5\n" +" beq 2f\n" +" add %1, %0, %6\n" +" strex %2, %1, [%4]\n" +" teq %2, #0\n" +" bne 1b\n" +"2:" + : "=&r" (oldval), "=&r" (newval), "=&r" (tmp), "+Qo" (v->counter) + : "r" (&v->counter), "r" (u), "r" (a) + : "cc"); + + if (oldval != u) + smp_mb(); + + return oldval; +} + #else /* ARM_ARCH_6 */ #ifdef CONFIG_SMP @@ -186,10 +216,6 @@ static inline int atomic_cmpxchg(atomic_t *v, int old, int new) return ret; } -#endif /* __LINUX_ARM_ARCH__ */ - -#define atomic_xchg(v, new) (xchg(&((v)->counter), new)) - static inline int __atomic_add_unless(atomic_t *v, int a, int u) { int c, old; @@ -200,6 +226,10 @@ static inline int __atomic_add_unless(atomic_t *v, int a, int u) return c; } +#endif /* __LINUX_ARM_ARCH__ */ + +#define atomic_xchg(v, new) (xchg(&((v)->counter), new)) + #define atomic_inc(v) atomic_add(1, v) #define atomic_dec(v) atomic_sub(1, v) @@ -299,6 +329,7 @@ static inline long long atomic64_add_return(long long i, atomic64_t *v) unsigned long tmp; smp_mb(); + prefetchw(&v->counter); __asm__ __volatile__("@ atomic64_add_return\n" "1: ldrexd %0, %H0, [%3]\n" @@ -340,6 +371,7 @@ static inline long long atomic64_sub_return(long long i, atomic64_t *v) unsigned long tmp; smp_mb(); + prefetchw(&v->counter); __asm__ __volatile__("@ atomic64_sub_return\n" "1: ldrexd %0, %H0, [%3]\n" @@ -364,6 +396,7 @@ static inline long long atomic64_cmpxchg(atomic64_t *ptr, long long old, unsigned long res; smp_mb(); + prefetchw(&ptr->counter); do { __asm__ __volatile__("@ atomic64_cmpxchg\n" @@ -388,6 +421,7 @@ static inline long long atomic64_xchg(atomic64_t *ptr, long long new) unsigned long tmp; smp_mb(); + prefetchw(&ptr->counter); __asm__ __volatile__("@ atomic64_xchg\n" "1: ldrexd %0, %H0, [%3]\n" @@ -409,6 +443,7 @@ static inline long long atomic64_dec_if_positive(atomic64_t *v) unsigned long tmp; smp_mb(); + prefetchw(&v->counter); __asm__ __volatile__("@ atomic64_dec_if_positive\n" "1: ldrexd %0, %H0, [%3]\n" @@ -436,6 +471,7 @@ static inline int atomic64_add_unless(atomic64_t *v, long long a, long long u) int ret = 1; smp_mb(); + prefetchw(&v->counter); __asm__ __volatile__("@ atomic64_add_unless\n" "1: ldrexd %0, %H0, [%4]\n" diff --git a/arch/arm/include/asm/cacheflush.h b/arch/arm/include/asm/cacheflush.h index e9a49fe0284..8b8b61685a3 100644 --- a/arch/arm/include/asm/cacheflush.h +++ b/arch/arm/include/asm/cacheflush.h @@ -212,6 +212,7 @@ extern void copy_to_user_page(struct vm_area_struct *, struct page *, static inline void __flush_icache_all(void) { __flush_icache_preferred(); + dsb(); } /* diff --git a/arch/arm/include/asm/cmpxchg.h b/arch/arm/include/asm/cmpxchg.h index df2fbba7efc..abb2c3769b0 100644 --- a/ |