From: Albert ARIBAUD \(3ADEV\) <albert.aribaud@3adev.fr>
Date: Fri, 16 Jan 2015 08:09:49 +0000 (+0100)
Subject: omap3: add SDRC settings for Samsung K4X51163PG
X-Git-Tag: v2015.04-rc1~1^2~4
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=d215b3e5e3e40235b5f644e5b66e2f16d110b117;p=u-boot

omap3: add SDRC settings for Samsung K4X51163PG

Signed-off-by: Albert ARIBAUD (3ADEV) <albert.aribaud@3adev.fr>
---

diff --git a/arch/arm/include/asm/arch-omap3/mem.h b/arch/arm/include/asm/arch-omap3/mem.h
index 0b78c1ca60..3ce270c5c9 100644
--- a/arch/arm/include/asm/arch-omap3/mem.h
+++ b/arch/arm/include/asm/arch-omap3/mem.h
@@ -249,6 +249,49 @@ enum {
 #define MICRON_RASWIDTH_200	14
 #define MICRON_V_MCFG_200(size)	MCFG((size), MICRON_RASWIDTH_200)
 
+/* Samsung K4X51163PG - FGC6 (165MHz optimized) 6.06ns - from 2010.90 src */
+#define SAMSUNG_TDAL_165	5
+#define SAMSUNG_TDPL_165	2
+#define SAMSUNG_TRRD_165	2
+#define SAMSUNG_TRCD_165	3
+#define SAMSUNG_TRP_165		3
+#define SAMSUNG_TRAS_165	7
+#define SAMSUNG_TRC_165		10
+#define SAMSUNG_TRFC_165	12
+
+#define SAMSUNG_V_ACTIMA_165	\
+		ACTIM_CTRLA(SAMSUNG_TRFC_165, SAMSUNG_TRC_165,		\
+				SAMSUNG_TRAS_165, SAMSUNG_TRP_165,	\
+				SAMSUNG_TRCD_165, SAMSUNG_TRRD_165,	\
+				SAMSUNG_TDPL_165, SAMSUNG_TDAL_165)
+
+#define SAMSUNG_TWTR_165	1
+#define SAMSUNG_TCKE_165	2
+#define SAMSUNG_XSR_165		20
+#define SAMSUNG_TXP_165		5
+
+#define SAMSUNG_V_ACTIMB_165	\
+		ACTIM_CTRLB(SAMSUNG_TWTR_165, SAMSUNG_TCKE_165,	\
+				SAMSUNG_TXP_165, SAMSUNG_XSR_165)
+
+#define SAMSUNG_RASWIDTH_165	14
+#define SAMSUNG_V_MCFG_165(size) \
+	V_MCFG_RASWIDTH(SAMSUNG_RASWIDTH_165) | V_MCFG_CASWIDTH_10B | \
+	V_MCFG_ADDRMUXLEGACY_FLEX | V_MCFG_RAMSIZE(size) | \
+	V_MCFG_BANKALLOCATION_RBC | V_MCFG_RAMTYPE_DDR
+
+/* TODO: find which register these were taken from */
+
+#define SAMSUNG_BL_165				0x2
+#define SAMSUNG_SIL_165				0x0
+#define SAMSUNG_CASL_165			0x3
+#define SAMSUNG_WBST_165			0x0
+#define SAMSUNG_V_MR_165			((SAMSUNG_WBST_165 << 9) | \
+		(SAMSUNG_CASL_165 << 4) | (SAMSUNG_SIL_165 << 3) | \
+		(SAMSUNG_BL_165))
+
+#define SAMSUNG_SHARING 0x00003700
+
 /* NUMONYX part of IGEP v2 (165MHz optimized) 6.06ns */
 #define NUMONYX_TDAL_165	6	/* Twr/Tck + Trp/tck		*/
 					/* 15/6 + 18/6 = 5.5 -> 6	*/