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| author | Zhou Jingyu <b02241@freescale.com> | 2011-03-01 10:22:58 +0800 |
|---|---|---|
| committer | Zhou Jingyu <b02241@freescale.com> | 2011-03-01 10:53:27 +0800 |
| commit | d9e9aa9d87cc4ab111421011845c6d001b1ffabb (patch) | |
| tree | a274c78cd5da1797aaed45017e258b23acc2508e /board | |
| parent | 5cdb2bc56b4096fa6b2842e367f3075b210957e4 (diff) | |
| download | u-boot-imx-d9e9aa9d87cc4ab111421011845c6d001b1ffabb.zip u-boot-imx-d9e9aa9d87cc4ab111421011845c6d001b1ffabb.tar.gz u-boot-imx-d9e9aa9d87cc4ab111421011845c6d001b1ffabb.tar.bz2 | |
ENGR00139924 mx53 smd &loco: set bootup vdd GP to 1.2v
set bootup vdd GP to 1.2v for mx53 smd &loco
Signed-off-by: Zhou Jingyu <Jingyu.Zhou@freescale.com>
Diffstat (limited to 'board')
| -rw-r--r-- | board/freescale/mx53_loco/mx53_loco.c | 3 | ||||
| -rw-r--r-- | board/freescale/mx53_smd/mx53_smd.c | 3 |
2 files changed, 6 insertions, 0 deletions
diff --git a/board/freescale/mx53_loco/mx53_loco.c b/board/freescale/mx53_loco/mx53_loco.c index 4c26d8f..83977de 100644 --- a/board/freescale/mx53_loco/mx53_loco.c +++ b/board/freescale/mx53_loco/mx53_loco.c @@ -307,6 +307,9 @@ void setup_pmic_voltages(void) /* increase VDDGP as 1.2V for 1GHZ */ value = 0x5c; i2c_write(0x48, 0x2e, 1, &value, 1); + i2c_read(0x48, 60, 1, &value, 1); + value |= 0x1; + i2c_write(0x48, 60, 1, &value, 1); } #endif diff --git a/board/freescale/mx53_smd/mx53_smd.c b/board/freescale/mx53_smd/mx53_smd.c index 2675046..037a7b6 100644 --- a/board/freescale/mx53_smd/mx53_smd.c +++ b/board/freescale/mx53_smd/mx53_smd.c @@ -371,6 +371,9 @@ void setup_pmic_voltages(void) /* increase VDDGP as 1.2V for 1GHZ */ value = 0x5c; i2c_write(0x48, 0x2e, 1, &value, 1); + i2c_read(0x48, 60, 1, &value, 1); + value |= 0x1; + i2c_write(0x48, 60, 1, &value, 1); } #endif |