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authorAngela Stegmaier <angelabaker@ti.com>2015-02-16 04:45:55 (GMT)
committerTom Rini <trini@ti.com>2015-02-16 17:41:40 (GMT)
commitaa8ac43645243b69faf0e81fab5f0d6fcf4285cf (patch)
tree4375c1e8dc55b61a777dcbbdbb7e9939821e076f /arch/arm
parent89831112d46fb19127f3de9cec781e5a9c28b281 (diff)
downloadu-boot-fsl-qoriq-aa8ac43645243b69faf0e81fab5f0d6fcf4285cf.tar.xz
ARM: DRA72x: DDR3: Fix EMIF timings for 666MHz clock
DDR3 timing and latency paramenters were not configured correctly for 666MHz. Fixing the timing and latency values according to Data sheet. This fixes the random crashes seen on DRA72-evm. Signed-off-by: Angela Stegmaier <angelabaker@ti.com> Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/cpu/armv7/omap5/sdram.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/arch/arm/cpu/armv7/omap5/sdram.c b/arch/arm/cpu/armv7/omap5/sdram.c
index 7d8cec0..e5456ff 100644
--- a/arch/arm/cpu/armv7/omap5/sdram.c
+++ b/arch/arm/cpu/armv7/omap5/sdram.c
@@ -186,18 +186,18 @@ const struct emif_regs emif_2_regs_ddr3_532_mhz_1cs_dra_es1 = {
};
const struct emif_regs emif_1_regs_ddr3_666_mhz_1cs_dra_es1 = {
- .sdram_config_init = 0x61851AB2,
- .sdram_config = 0x61851AB2,
+ .sdram_config_init = 0x61862B32,
+ .sdram_config = 0x61862B32,
.sdram_config2 = 0x08000000,
- .ref_ctrl = 0x00001035,
- .sdram_tim1 = 0xCCCF36B3,
- .sdram_tim2 = 0x308F7FDA,
- .sdram_tim3 = 0x027F88A8,
+ .ref_ctrl = 0x0000144A,
+ .sdram_tim1 = 0xD113781C,
+ .sdram_tim2 = 0x308F7FE3,
+ .sdram_tim3 = 0x009F86A8,
.read_idle_ctrl = 0x00050000,
.zq_config = 0x0007190B,
.temp_alert_config = 0x00000000,
- .emif_ddr_phy_ctlr_1_init = 0x0024400A,
- .emif_ddr_phy_ctlr_1 = 0x0024400A,
+ .emif_ddr_phy_ctlr_1_init = 0x0E24400D,
+ .emif_ddr_phy_ctlr_1 = 0x0E24400D,
.emif_ddr_ext_phy_ctrl_1 = 0x10040100,
.emif_ddr_ext_phy_ctrl_2 = 0x00A400A4,
.emif_ddr_ext_phy_ctrl_3 = 0x00A900A9,