[U-Boot] [PATCH 3/3] ARM: DRA7-evm: DDR3: Update leveling values
Lokesh Vutla
lokeshvutla at ti.com
Mon Feb 16 05:45:57 CET 2015
Update the software leveling parameters.
This fixes the random crash seen on DRA7-evm.
Signed-off-by: Lokesh Vutla <lokeshvutla at ti.com>
---
arch/arm/cpu/armv7/omap5/sdram.c | 60 ++++++++++++++++++++--------------------
1 file changed, 30 insertions(+), 30 deletions(-)
diff --git a/arch/arm/cpu/armv7/omap5/sdram.c b/arch/arm/cpu/armv7/omap5/sdram.c
index 61e9aef..5f8daa1 100644
--- a/arch/arm/cpu/armv7/omap5/sdram.c
+++ b/arch/arm/cpu/armv7/omap5/sdram.c
@@ -152,10 +152,10 @@ const struct emif_regs emif_1_regs_ddr3_532_mhz_1cs_dra_es1 = {
.emif_ddr_phy_ctlr_1_init = 0x0E24400A,
.emif_ddr_phy_ctlr_1 = 0x0E24400A,
.emif_ddr_ext_phy_ctrl_1 = 0x10040100,
- .emif_ddr_ext_phy_ctrl_2 = 0x00BB00BB,
- .emif_ddr_ext_phy_ctrl_3 = 0x00BB00BB,
- .emif_ddr_ext_phy_ctrl_4 = 0x00BB00BB,
- .emif_ddr_ext_phy_ctrl_5 = 0x00BB00BB,
+ .emif_ddr_ext_phy_ctrl_2 = 0x00910091,
+ .emif_ddr_ext_phy_ctrl_3 = 0x00950095,
+ .emif_ddr_ext_phy_ctrl_4 = 0x009B009B,
+ .emif_ddr_ext_phy_ctrl_5 = 0x009E009E,
.emif_rd_wr_lvl_rmp_win = 0x00000000,
.emif_rd_wr_lvl_rmp_ctl = 0x00000000,
.emif_rd_wr_lvl_ctl = 0x00000000,
@@ -177,10 +177,10 @@ const struct emif_regs emif_2_regs_ddr3_532_mhz_1cs_dra_es1 = {
.emif_ddr_phy_ctlr_1_init = 0x0E24400A,
.emif_ddr_phy_ctlr_1 = 0x0E24400A,
.emif_ddr_ext_phy_ctrl_1 = 0x10040100,
- .emif_ddr_ext_phy_ctrl_2 = 0x00BB00BB,
- .emif_ddr_ext_phy_ctrl_3 = 0x00BB00BB,
- .emif_ddr_ext_phy_ctrl_4 = 0x00BB00BB,
- .emif_ddr_ext_phy_ctrl_5 = 0x00BB00BB,
+ .emif_ddr_ext_phy_ctrl_2 = 0x00910091,
+ .emif_ddr_ext_phy_ctrl_3 = 0x00950095,
+ .emif_ddr_ext_phy_ctrl_4 = 0x009B009B,
+ .emif_ddr_ext_phy_ctrl_5 = 0x009E009E,
.emif_rd_wr_lvl_rmp_win = 0x00000000,
.emif_rd_wr_lvl_rmp_ctl = 0x00000000,
.emif_rd_wr_lvl_ctl = 0x00000000,
@@ -423,22 +423,22 @@ const u32 ddr3_ext_phy_ctrl_const_base_es2[] = {
const u32
dra_ddr3_ext_phy_ctrl_const_base_es1_emif1[] = {
- 0x00BB00BB,
- 0x00440044,
- 0x00440044,
- 0x00440044,
- 0x00440044,
- 0x00440044,
+ 0x00980098,
+ 0x00340034,
+ 0x00350035,
+ 0x00340034,
+ 0x00310031,
+ 0x00340034,
0x007F007F,
0x007F007F,
0x007F007F,
0x007F007F,
0x007F007F,
- 0x00600060,
- 0x00600060,
- 0x00600060,
- 0x00600060,
- 0x00600060,
+ 0x00480048,
+ 0x004A004A,
+ 0x00520052,
+ 0x00550055,
+ 0x00500050,
0x00000000,
0x00600020,
0x40010080,
@@ -452,22 +452,22 @@ dra_ddr3_ext_phy_ctrl_const_base_es1_emif1[] = {
const u32
dra_ddr3_ext_phy_ctrl_const_base_es1_emif2[] = {
- 0x00BB00BB,
- 0x00440044,
- 0x00440044,
- 0x00440044,
- 0x00440044,
- 0x00440044,
+ 0x00980098,
+ 0x00330033,
+ 0x00330033,
+ 0x002F002F,
+ 0x00320032,
+ 0x00310031,
0x007F007F,
0x007F007F,
0x007F007F,
0x007F007F,
0x007F007F,
- 0x00600060,
- 0x00600060,
- 0x00600060,
- 0x00600060,
- 0x00600060,
+ 0x00520052,
+ 0x00520052,
+ 0x00470047,
+ 0x00490049,
+ 0x00500050,
0x00000000,
0x00600020,
0x40010080,
--
1.9.1
More information about the U-Boot
mailing list