ARM: EXYNOS: Constify data tables for pmu

These tables are all immutable, make them const to save 4416 bytes of RAM.

size arch/arm/mach-exynos/pmu.o
   text	   data	    bss
    848	   4420	      4		// before
   5264	      4	      4		// after

Signed-off-by: Daniel Kurtz <djkurtz@chromium.org>
Reviewed-by: Tomasz Figa <t.figa@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

diff --git a/arch/arm/mach-exynos/pmu.c b/arch/arm/mach-exynos/pmu.c
index 97d6885..6609145 100644 (file)
--- a/arch/arm/mach-exynos/pmu.c
+++ b/arch/arm/mach-exynos/pmu.c
@@ -17,9 +17,9 @@
 
 #include "common.h"
 
-static struct exynos_pmu_conf *exynos_pmu_config;
+static const struct exynos_pmu_conf *exynos_pmu_config;
 
-static struct exynos_pmu_conf exynos4210_pmu_config[] = {
+static const struct exynos_pmu_conf exynos4210_pmu_config[] = {
        /* { .reg = address, .val = { AFTR, LPA, SLEEP } */
        { S5P_ARM_CORE0_LOWPWR,                 { 0x0, 0x0, 0x2 } },
        { S5P_DIS_IRQ_CORE0,                    { 0x0, 0x0, 0x0 } },
@@ -95,7 +95,7 @@ static struct exynos_pmu_conf exynos4210_pmu_config[] = {
        { PMU_TABLE_END,},
 };
 
-static struct exynos_pmu_conf exynos4x12_pmu_config[] = {
+static const struct exynos_pmu_conf exynos4x12_pmu_config[] = {
        { S5P_ARM_CORE0_LOWPWR,                 { 0x0, 0x0, 0x2 } },
        { S5P_DIS_IRQ_CORE0,                    { 0x0, 0x0, 0x0 } },
        { S5P_DIS_IRQ_CENTRAL0,                 { 0x0, 0x0, 0x0 } },
@@ -203,7 +203,7 @@ static struct exynos_pmu_conf exynos4x12_pmu_config[] = {
        { PMU_TABLE_END,},
 };
 
-static struct exynos_pmu_conf exynos4412_pmu_config[] = {
+static const struct exynos_pmu_conf exynos4412_pmu_config[] = {
        { S5P_ARM_CORE2_LOWPWR,                 { 0x0, 0x0, 0x2 } },
        { S5P_DIS_IRQ_CORE2,                    { 0x0, 0x0, 0x0 } },
        { S5P_DIS_IRQ_CENTRAL2,                 { 0x0, 0x0, 0x0 } },
@@ -213,7 +213,7 @@ static struct exynos_pmu_conf exynos4412_pmu_config[] = {
        { PMU_TABLE_END,},
 };
 
-static struct exynos_pmu_conf exynos5250_pmu_config[] = {
+static const struct exynos_pmu_conf exynos5250_pmu_config[] = {
        /* { .reg = address, .val = { AFTR, LPA, SLEEP } */
        { EXYNOS5_ARM_CORE0_SYS_PWR_REG,                { 0x0, 0x0, 0x2} },
        { EXYNOS5_DIS_IRQ_ARM_CORE0_LOCAL_SYS_PWR_REG,  { 0x0, 0x0, 0x0} },
@@ -317,7 +317,7 @@ static struct exynos_pmu_conf exynos5250_pmu_config[] = {
        { PMU_TABLE_END,},
 };
 
-static void __iomem *exynos5_list_both_cnt_feed[] = {
+static void __iomem * const exynos5_list_both_cnt_feed[] = {
        EXYNOS5_ARM_CORE0_OPTION,
        EXYNOS5_ARM_CORE1_OPTION,
        EXYNOS5_ARM_COMMON_OPTION,
@@ -331,7 +331,7 @@ static void __iomem *exynos5_list_both_cnt_feed[] = {
        EXYNOS5_TOP_PWR_SYSMEM_OPTION,
 };
 
-static void __iomem *exynos5_list_diable_wfi_wfe[] = {
+static void __iomem * const exynos5_list_diable_wfi_wfe[] = {
        EXYNOS5_ARM_CORE1_OPTION,
        EXYNOS5_FSYS_ARM_OPTION,
        EXYNOS5_ISP_ARM_OPTION,