ARM: EXYNOS: Split up exynos4 SoC specific PMU data

This patch splits up mach-exynos/pmu.c file, and moves exynos4210,
exynos4412 and exynos4212 PMU configuration data and functions handing
data into a common exynos4 SoC specific PMU file mach-exynos/exynos4-pmu.c.
Signed-off-by: Pankaj Dubey <pankaj.dubey@samsung.com>
Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
[for testing on Trats2 (Exynos4412, S2R, reboot, poweroff)]
Tested-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>

arch/arm/mach-exynos/Makefile

@@ -9,7 +9,7 @@ ccflags-$(CONFIG_ARCH_MULTIPLATFORM) += -I$(srctree)/$(src)/include -I$(srctree)
 
 # Core
 
-obj-$(CONFIG_ARCH_EXYNOS)	+= exynos.o pmu.o exynos-smc.o firmware.o exynos3250-pmu.o
+obj-$(CONFIG_ARCH_EXYNOS)	+= exynos.o pmu.o exynos-smc.o firmware.o exynos3250-pmu.o exynos4-pmu.o
 
 obj-$(CONFIG_EXYNOS_CPU_SUSPEND) += pm.o sleep.o
 obj-$(CONFIG_PM_SLEEP)		+= suspend.o

arch/arm/mach-exynos/exynos-pmu.h

@@ -33,6 +33,9 @@ struct exynos_pmu_data {
 extern void __iomem *pmu_base_addr;
 /* list of all exported SoC specific data */
 extern const struct exynos_pmu_data exynos3250_pmu_data;
+extern const struct exynos_pmu_data exynos4210_pmu_data;
+extern const struct exynos_pmu_data exynos4212_pmu_data;
+extern const struct exynos_pmu_data exynos4412_pmu_data;
 
 extern void pmu_raw_writel(u32 val, u32 offset);
 extern u32 pmu_raw_readl(u32 offset);