[U-Boot] [PATCH 1/2] Add DDR3 support for IGEP COM AQUILA/CYGNUS.
Enric Balletbo i Serra
eballetbo at gmail.com
Wed Apr 3 15:12:02 CEST 2013
From: Enric Balletbo i Serra <eballetbo at iseebcn.com>
These boards uses Samsung K4B2G1646E-BIH9 a 2Gb E-die DDR3 SDRAM.
Signed-off-by: Enric Balletbo i Serra <eballetbo at iseebcn.com>
---
arch/arm/include/asm/arch-am33xx/ddr_defs.h | 17 +++++++++++++++++
1 file changed, 17 insertions(+)
diff --git a/arch/arm/include/asm/arch-am33xx/ddr_defs.h b/arch/arm/include/asm/arch-am33xx/ddr_defs.h
index 260cc34..4ebc557 100644
--- a/arch/arm/include/asm/arch-am33xx/ddr_defs.h
+++ b/arch/arm/include/asm/arch-am33xx/ddr_defs.h
@@ -117,6 +117,23 @@
#define MT41J512M8RH125_PHY_WR_DATA 0x74
#define MT41J512M8RH125_IOCTRL_VALUE 0x18B
+/* Samsung K4B2G1646E-BIH9 */
+#define K4B2G1646EBIH9_EMIF_READ_LATENCY 0x06
+#define K4B2G1646EBIH9_EMIF_TIM1 0x0888A39B
+#define K4B2G1646EBIH9_EMIF_TIM2 0x2A04011A
+#define K4B2G1646EBIH9_EMIF_TIM3 0x501F820F
+#define K4B2G1646EBIH9_EMIF_SDCFG 0x61C24AB2
+#define K4B2G1646EBIH9_EMIF_SDREF 0x0000093B
+#define K4B2G1646EBIH9_ZQ_CFG 0x50074BE4
+#define K4B2G1646EBIH9_DLL_LOCK_DIFF 0x1
+#define K4B2G1646EBIH9_RATIO 0x40
+#define K4B2G1646EBIH9_INVERT_CLKOUT 0x1
+#define K4B2G1646EBIH9_RD_DQS 0x3B
+#define K4B2G1646EBIH9_WR_DQS 0x85
+#define K4B2G1646EBIH9_PHY_FIFO_WE 0x100
+#define K4B2G1646EBIH9_PHY_WR_DATA 0xC1
+#define K4B2G1646EBIH9_IOCTRL_VALUE 0x18B
+
/**
* Configure DMM
*/
--
1.7.10.4
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