Merge branch 'cleanups/assorted' into imx-fixes-for-arnd

Conflicts:
	arch/arm/mach-imx/mm-imx3.c

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

7 files changed, 36 insertions, 51 deletions

diff --git a/arch/arm/mach-imx/mm-imx3.c b/arch/arm/mach-imx/mm-imx3.c
index 72613c4b0e7..31807d2a8b7 100644
--- a/arch/arm/mach-imx/mm-imx3.c
+++ b/arch/arm/mach-imx/mm-imx3.c
@@ -33,29 +33,32 @@
 static void imx3_idle(void)
 {
         unsigned long reg = 0;
-        __asm__ __volatile__(
-                /* disable I and D cache */
-                "mrc p15, 0, %0, c1, c0, 0\n"
-                "bic %0, %0, #0x00001000\n"
-                "bic %0, %0, #0x00000004\n"
-                "mcr p15, 0, %0, c1, c0, 0\n"
-                /* invalidate I cache */
-                "mov %0, #0\n"
-                "mcr p15, 0, %0, c7, c5, 0\n"
-                /* clear and invalidate D cache */
-                "mov %0, #0\n"
-                "mcr p15, 0, %0, c7, c14, 0\n"
-                /* WFI */
-                "mov %0, #0\n"
-                "mcr p15, 0, %0, c7, c0, 4\n"
-                "nop\n" "nop\n" "nop\n" "nop\n"
-                "nop\n" "nop\n" "nop\n"
-                /* enable I and D cache */
-                "mrc p15, 0, %0, c1, c0, 0\n"
-                "orr %0, %0, #0x00001000\n"
-                "orr %0, %0, #0x00000004\n"
-                "mcr p15, 0, %0, c1, c0, 0\n"
-                : "=r" (reg));
+
+        if (!need_resched())
+                __asm__ __volatile__(
+                        /* disable I and D cache */
+                        "mrc p15, 0, %0, c1, c0, 0\n"
+                        "bic %0, %0, #0x00001000\n"
+                        "bic %0, %0, #0x00000004\n"
+                        "mcr p15, 0, %0, c1, c0, 0\n"
+                        /* invalidate I cache */
+                        "mov %0, #0\n"
+                        "mcr p15, 0, %0, c7, c5, 0\n"
+                        /* clear and invalidate D cache */
+                        "mov %0, #0\n"
+                        "mcr p15, 0, %0, c7, c14, 0\n"
+                        /* WFI */
+                        "mov %0, #0\n"
+                        "mcr p15, 0, %0, c7, c0, 4\n"
+                        "nop\n" "nop\n" "nop\n" "nop\n"
+                        "nop\n" "nop\n" "nop\n"
+                        /* enable I and D cache */
+                        "mrc p15, 0, %0, c1, c0, 0\n"
+                        "orr %0, %0, #0x00001000\n"
+                        "orr %0, %0, #0x00000004\n"
+                        "mcr p15, 0, %0, c1, c0, 0\n"
+                        : "=r" (reg));
+        local_irq_enable();
 }
 
 static void __iomem *imx3_ioremap(unsigned long phys_addr, size_t size,
@@ -131,7 +134,7 @@ void __init imx31_init_early(void)
 {
         mxc_set_cpu_type(MXC_CPU_MX31);
         mxc_arch_reset_init(MX31_IO_ADDRESS(MX31_WDOG_BASE_ADDR));
-        imx_idle = imx3_idle;
+        pm_idle = imx3_idle;
         imx_ioremap = imx3_ioremap;
 }
 
@@ -194,7 +197,7 @@ void __init imx35_init_early(void)
         mxc_set_cpu_type(MXC_CPU_MX35);
         mxc_iomux_v3_init(MX35_IO_ADDRESS(MX35_IOMUXC_BASE_ADDR));
         mxc_arch_reset_init(MX35_IO_ADDRESS(MX35_WDOG_BASE_ADDR));
-        imx_idle = imx3_idle;
+        pm_idle = imx3_idle;
         imx_ioremap = imx3_ioremap;
 }
 
diff --git a/arch/arm/mach-mx5/cpu.c b/arch/arm/mach-mx5/cpu.c
index 5c5328257dc..5e2e7a84386 100644
--- a/arch/arm/mach-mx5/cpu.c
+++ b/arch/arm/mach-mx5/cpu.c
@@ -16,7 +16,7 @@
 #include <linux/init.h>
 #include <linux/module.h>
 #include <mach/hardware.h>
-#include <asm/io.h>
+#include <linux/io.h>
 
 static int mx5_cpu_rev = -1;
 
@@ -67,7 +67,8 @@ static int __init mx51_neon_fixup(void)
         if (!cpu_is_mx51())
                 return 0;
 
-        if (mx51_revision() < IMX_CHIP_REVISION_3_0 && (elf_hwcap & HWCAP_NEON)) {
+        if (mx51_revision() < IMX_CHIP_REVISION_3_0 &&
+                        (elf_hwcap & HWCAP_NEON)) {
                 elf_hwcap &= ~HWCAP_NEON;
                 pr_info("Turning off NEON support, detected broken NEON implementation\n");
         }
diff --git a/arch/arm/mach-mx5/mm.c b/arch/arm/mach-mx5/mm.c
index 26eacc9d0d9..df4a508f240 100644
--- a/arch/arm/mach-mx5/mm.c
+++ b/arch/arm/mach-mx5/mm.c
@@ -23,7 +23,9 @@
 
 static void imx5_idle(void)
 {
-        mx5_cpu_lp_set(WAIT_UNCLOCKED_POWER_OFF);
+        if (!need_resched())
+                mx5_cpu_lp_set(WAIT_UNCLOCKED_POWER_OFF);
+        local_irq_enable();
 }
 
 /*
@@ -89,7 +91,7 @@ void __init imx51_init_early(void)
         mxc_set_cpu_type(MXC_CPU_MX51);
         mxc_iomux_v3_init(MX51_IO_ADDRESS(MX51_IOMUXC_BASE_ADDR));
         mxc_arch_reset_init(MX51_IO_ADDRESS(MX51_WDOG1_BASE_ADDR));
-        imx_idle = imx5_idle;
+        pm_idle = imx5_idle;
 }
 
 void __init imx53_init_early(void)
diff --git a/arch/arm/plat-mxc/include/mach/common.h b/arch/arm/plat-mxc/include/mach/common.h
index 83b745a5e1b..7143d52c25e 100644
--- a/arch/arm/plat-mxc/include/mach/common.h
+++ b/arch/arm/plat-mxc/include/mach/common.h
@@ -85,7 +85,6 @@ enum mxc_cpu_pwr_mode {
 };
 
 extern void mx5_cpu_lp_set(enum mxc_cpu_pwr_mode mode);
-extern void (*imx_idle)(void);
 extern void imx_print_silicon_rev(const char *cpu, int srev);
 
 void avic_handle_irq(struct pt_regs *);
diff --git a/arch/arm/plat-mxc/include/mach/mxc.h b/arch/arm/plat-mxc/include/mach/mxc.h
index 00a78193c68..a4d36d601d5 100644
--- a/arch/arm/plat-mxc/include/mach/mxc.h
+++ b/arch/arm/plat-mxc/include/mach/mxc.h
@@ -50,20 +50,6 @@
 #define IMX_CHIP_REVISION_3_3           0x33
 #define IMX_CHIP_REVISION_UNKNOWN       0xff
 
-#define IMX_CHIP_REVISION_1_0_STRING            "1.0"
-#define IMX_CHIP_REVISION_1_1_STRING            "1.1"
-#define IMX_CHIP_REVISION_1_2_STRING            "1.2"
-#define IMX_CHIP_REVISION_1_3_STRING            "1.3"
-#define IMX_CHIP_REVISION_2_0_STRING            "2.0"
-#define IMX_CHIP_REVISION_2_1_STRING            "2.1"
-#define IMX_CHIP_REVISION_2_2_STRING            "2.2"
-#define IMX_CHIP_REVISION_2_3_STRING            "2.3"
-#define IMX_CHIP_REVISION_3_0_STRING            "3.0"
-#define IMX_CHIP_REVISION_3_1_STRING            "3.1"
-#define IMX_CHIP_REVISION_3_2_STRING            "3.2"
-#define IMX_CHIP_REVISION_3_3_STRING            "3.3"
-#define IMX_CHIP_REVISION_UNKNOWN_STRING        "unknown"
-
 #ifndef __ASSEMBLY__
 extern unsigned int __mxc_cpu_type;
 #endif
diff --git a/arch/arm/plat-mxc/include/mach/system.h b/arch/arm/plat-mxc/include/mach/system.h
index cf88b3593fb..b9895d25016 100644
--- a/arch/arm/plat-mxc/include/mach/system.h
+++ b/arch/arm/plat-mxc/include/mach/system.h
@@ -17,14 +17,9 @@
 #ifndef __ASM_ARCH_MXC_SYSTEM_H__
 #define __ASM_ARCH_MXC_SYSTEM_H__
 
-extern void (*imx_idle)(void);
-
 static inline void arch_idle(void)
 {
-        if (imx_idle != NULL)
-                (imx_idle)();
-        else
-                cpu_do_idle();
+        cpu_do_idle();
 }
 
 void arch_reset(char mode, const char *cmd);
diff --git a/arch/arm/plat-mxc/system.c b/arch/arm/plat-mxc/system.c
index 45e1b5f6be4..d65fb31a55c 100644
--- a/arch/arm/plat-mxc/system.c
+++ b/arch/arm/plat-mxc/system.c
@@ -29,7 +29,6 @@
 #include <asm/system.h>
 #include <asm/mach-types.h>
 
-void (*imx_idle)(void) = NULL;
 void __iomem *(*imx_ioremap)(unsigned long, size_t, unsigned int) = NULL;
 EXPORT_SYMBOL_GPL(imx_ioremap);