ARM: EXYNOS4: Add support new EXYNOS4212 SoC

This patch adds Samsung EXYNOS4212 SoC support.
The EXYNOS4212 integrates a ARM Cortex A9 multi-core.

Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
diff --git a/arch/arm/mach-exynos4/cpu.c b/arch/arm/mach-exynos4/cpu.c
index 0d281bb..1e1a7a9 100644
--- a/arch/arm/mach-exynos4/cpu.c
+++ b/arch/arm/mach-exynos4/cpu.c
@@ -241,7 +241,11 @@
 {
 	/* TAG, Data Latency Control: 2cycle */
 	__raw_writel(0x110, S5P_VA_L2CC + L2X0_TAG_LATENCY_CTRL);
-	__raw_writel(0x110, S5P_VA_L2CC + L2X0_DATA_LATENCY_CTRL);
+
+	if (soc_is_exynos4210())
+		__raw_writel(0x110, S5P_VA_L2CC + L2X0_DATA_LATENCY_CTRL);
+	else if (soc_is_exynos4212())
+		__raw_writel(0x120, S5P_VA_L2CC + L2X0_DATA_LATENCY_CTRL);
 
 	/* L2X0 Prefetch Control */
 	__raw_writel(0x30000007, S5P_VA_L2CC + L2X0_PREFETCH_CTRL);