diff options
| -rw-r--r-- | arch/arm/include/asm/arch-am33xx/ddr_defs.h | 1 | ||||
| -rw-r--r-- | board/ti/am335x/board.c | 6 |
2 files changed, 5 insertions, 2 deletions
diff --git a/arch/arm/include/asm/arch-am33xx/ddr_defs.h b/arch/arm/include/asm/arch-am33xx/ddr_defs.h index ae43ef8778..7ab3bafc95 100644 --- a/arch/arm/include/asm/arch-am33xx/ddr_defs.h +++ b/arch/arm/include/asm/arch-am33xx/ddr_defs.h @@ -28,6 +28,7 @@ #define VTP_CTRL_START_EN (0x1) #define PHY_DLL_LOCK_DIFF 0x0 #define DDR_CKE_CTRL_NORMAL 0x1 +#define PHY_EN_DYN_PWRDN (0x1 << 20) /* Micron MT47H128M16RT-25E */ #define MT47H128M16RT25E_EMIF_READ_LATENCY 0x100005 diff --git a/board/ti/am335x/board.c b/board/ti/am335x/board.c index f4b972b3e9..2e230f456f 100644 --- a/board/ti/am335x/board.c +++ b/board/ti/am335x/board.c @@ -251,7 +251,8 @@ static struct emif_regs ddr3_emif_reg_data = { .sdram_tim2 = MT41J128MJT125_EMIF_TIM2, .sdram_tim3 = MT41J128MJT125_EMIF_TIM3, .zq_config = MT41J128MJT125_ZQ_CFG, - .emif_ddr_phy_ctlr_1 = MT41J128MJT125_EMIF_READ_LATENCY, + .emif_ddr_phy_ctlr_1 = MT41J128MJT125_EMIF_READ_LATENCY | + PHY_EN_DYN_PWRDN, }; static struct emif_regs ddr3_evm_emif_reg_data = { @@ -261,7 +262,8 @@ static struct emif_regs ddr3_evm_emif_reg_data = { .sdram_tim2 = MT41J512M8RH125_EMIF_TIM2, .sdram_tim3 = MT41J512M8RH125_EMIF_TIM3, .zq_config = MT41J512M8RH125_ZQ_CFG, - .emif_ddr_phy_ctlr_1 = MT41J512M8RH125_EMIF_READ_LATENCY, + .emif_ddr_phy_ctlr_1 = MT41J512M8RH125_EMIF_READ_LATENCY | + PHY_EN_DYN_PWRDN, }; #endif |