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| author | Anish Trivedi <anish@freescale.com> | 2011-03-22 16:40:28 -0500 |
|---|---|---|
| committer | Anish Trivedi <anish@freescale.com> | 2011-03-22 16:40:28 -0500 |
| commit | 33e33116c24f2c1468385142fb0eba2e777cf010 (patch) | |
| tree | 739329a6ccb65eff67292152fd8a5e5cf1d41712 /board/freescale/mx53_loco | |
| parent | aa8e453c668d683d58b5f2cd3bdb9bf4e866228d (diff) | |
| download | u-boot-imx-33e33116c24f2c1468385142fb0eba2e777cf010.zip u-boot-imx-33e33116c24f2c1468385142fb0eba2e777cf010.tar.gz u-boot-imx-33e33116c24f2c1468385142fb0eba2e777cf010.tar.bz2 | |
ENGR00140982 MX53 Increase VDDGP to 1.25V for 1 GHz
MX53 TO 2.0 requires 1.25V for VDDGP instead of 1.2V
in order for the core to operate at 1 GHz.
Signed-off-by: Anish Trivedi <anish@freescale.com>
Signed-off-by: Zhou Jingyu <Jingyu.Zhou@freescale.com>
Diffstat (limited to 'board/freescale/mx53_loco')
| -rw-r--r-- | board/freescale/mx53_loco/mx53_loco.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/board/freescale/mx53_loco/mx53_loco.c b/board/freescale/mx53_loco/mx53_loco.c index ef90889..0c38e3e 100644 --- a/board/freescale/mx53_loco/mx53_loco.c +++ b/board/freescale/mx53_loco/mx53_loco.c @@ -307,8 +307,8 @@ void setup_pmic_voltages(void) { int value; i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); - /* increase VDDGP as 1.2V for 1GHZ */ - value = 0x5c; + /* increase VDDGP as 1.25V for 1GHZ */ + value = 0x5e; i2c_write(0x48, 0x2e, 1, &value, 1); i2c_read(0x48, 60, 1, &value, 1); value |= 0x1; |