Exynos5420: Add DDR3 initialization for 5420
This patch intends to add DDR3 initialization code for Exynos5420.
Signed-off-by: Akshay Saraswat <akshay.s@samsung.com>
Signed-off-by: Rajeshwari S Shinde <rajeshwari.s@samsung.com>
Acked-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
diff --git a/arch/arm/include/asm/arch-exynos/dmc.h b/arch/arm/include/asm/arch-exynos/dmc.h
index 32ad3ae..d78536d 100644
--- a/arch/arm/include/asm/arch-exynos/dmc.h
+++ b/arch/arm/include/asm/arch-exynos/dmc.h
@@ -419,6 +419,15 @@
unsigned int phy_con42;
};
+struct exynos5420_tzasc {
+ unsigned char res1[0xf00];
+ unsigned int membaseconfig0;
+ unsigned int membaseconfig1;
+ unsigned char res2[0x8];
+ unsigned int memconfig0;
+ unsigned int memconfig1;
+};
+
enum ddr_mode {
DDR_MODE_DDR2,
DDR_MODE_DDR3,
@@ -453,6 +462,7 @@
#define PHY_CON0_T_WRRDCMD_SHIFT 17
#define PHY_CON0_T_WRRDCMD_MASK (0x7 << PHY_CON0_T_WRRDCMD_SHIFT)
#define PHY_CON0_CTRL_DDR_MODE_SHIFT 11
+#define PHY_CON0_CTRL_DDR_MODE_MASK 0x3
/* PHY_CON1 register fields */
#define PHY_CON1_RDLVL_RDDATA_ADJ_SHIFT 0