[U-Boot] [PATCH 4/7] ARM: DRA72-evm: Enable HW leveling

Lokesh Vutla lokeshvutla at ti.com
Wed Jun 3 11:13:24 CEST 2015


Updating EMIF registers to enable HW leveling
on DRA72-evm.
Also updating the timing registers.

Signed-off-by: Lokesh Vutla <lokeshvutla at ti.com>
---
 arch/arm/cpu/armv7/omap5/sdram.c | 17 +++++++++++------
 1 file changed, 11 insertions(+), 6 deletions(-)

diff --git a/arch/arm/cpu/armv7/omap5/sdram.c b/arch/arm/cpu/armv7/omap5/sdram.c
index 942a80a..3022b9e 100644
--- a/arch/arm/cpu/armv7/omap5/sdram.c
+++ b/arch/arm/cpu/armv7/omap5/sdram.c
@@ -191,15 +191,15 @@ const struct emif_regs emif_1_regs_ddr3_666_mhz_1cs_dra_es1 = {
 	.sdram_config_init              = 0x61862B32,
 	.sdram_config                   = 0x61862B32,
 	.sdram_config2			= 0x08000000,
-	.ref_ctrl                       = 0x0000493E,
+	.ref_ctrl                       = 0x0000514C,
 	.ref_ctrl_final			= 0x0000144A,
 	.sdram_tim1                     = 0xD113781C,
-	.sdram_tim2                     = 0x308F7FE3,
-	.sdram_tim3                     = 0x009F86A8,
+	.sdram_tim2                     = 0x305A7FDA,
+	.sdram_tim3                     = 0x409F86A8,
 	.read_idle_ctrl                 = 0x00050000,
-	.zq_config                      = 0x0007190B,
+	.zq_config                      = 0x5007190B,
 	.temp_alert_config              = 0x00000000,
-	.emif_ddr_phy_ctlr_1_init       = 0x0E24400D,
+	.emif_ddr_phy_ctlr_1_init       = 0x0024400D,
 	.emif_ddr_phy_ctlr_1            = 0x0E24400D,
 	.emif_ddr_ext_phy_ctrl_1        = 0x10040100,
 	.emif_ddr_ext_phy_ctrl_2        = 0x00A400A4,
@@ -207,7 +207,7 @@ const struct emif_regs emif_1_regs_ddr3_666_mhz_1cs_dra_es1 = {
 	.emif_ddr_ext_phy_ctrl_4        = 0x00B000B0,
 	.emif_ddr_ext_phy_ctrl_5        = 0x00B000B0,
 	.emif_rd_wr_lvl_rmp_win         = 0x00000000,
-	.emif_rd_wr_lvl_rmp_ctl         = 0x00000000,
+	.emif_rd_wr_lvl_rmp_ctl         = 0x80000000,
 	.emif_rd_wr_lvl_ctl             = 0x00000000,
 	.emif_rd_wr_exec_thresh         = 0x00000305
 };
@@ -533,6 +533,11 @@ dra_ddr3_ext_phy_ctrl_const_base_666MHz[] = {
 	0x0,
 	0x0,
 	0x0,
+	0x0,
+	0x0,
+	0x0,
+	0x0,
+	0x0,
 	0x0
 };
 
-- 
1.9.1



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