diff options
| author | Satyanarayana, Sandhya <sandhya.satyanarayana@ti.com> | 2012-11-28 17:32:10 +0530 |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2013-02-22 10:14:30 -0500 |
| commit | c074bfaa7fe78727c5b4723a46d3b7bd67f32b73 (patch) | |
| tree | ba4b13b9f2379895b5f2c0b654c0a3e7a8a29936 | |
| parent | 5037e6a196b54d5b5006bc97ee2cf52deaf40596 (diff) | |
am335x: Enable DDR dynamic power down for DDR3 boards
This patch enables dynamically powering down the
IO receiver when not performing a read.
This optimizes both active and standby power consumption.
This has been tested on PG2.0 EVM1.5, EVM1.2, EVM-SK, BBB.
Suggested-by: Vaibhav Bedia <vaibhav.bedia@ti.com>
Signed-off-by: Satyanarayana, Sandhya <sandhya.satyanarayana@ti.com>
| -rw-r--r-- | arch/arm/include/asm/arch-am33xx/ddr_defs.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/include/asm/arch-am33xx/ddr_defs.h b/arch/arm/include/asm/arch-am33xx/ddr_defs.h index 8e69fb67b1..e3a4cd41cb 100644 --- a/arch/arm/include/asm/arch-am33xx/ddr_defs.h +++ b/arch/arm/include/asm/arch-am33xx/ddr_defs.h @@ -49,7 +49,7 @@ #define MT47H128M16RT25E_IOCTRL_VALUE 0x18B /* Micron MT41J128M16JT-125 */ -#define MT41J128MJT125_EMIF_READ_LATENCY 0x06 +#define MT41J128MJT125_EMIF_READ_LATENCY 0x100006 #define MT41J128MJT125_EMIF_TIM1 0x0888A39B #define MT41J128MJT125_EMIF_TIM2 0x26337FDA #define MT41J128MJT125_EMIF_TIM3 0x501F830F |