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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_evk | |
| 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_evk')
| -rw-r--r-- | board/freescale/mx53_evk/mx53_evk.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/board/freescale/mx53_evk/mx53_evk.c b/board/freescale/mx53_evk/mx53_evk.c index d36c803..aea2adb 100644 --- a/board/freescale/mx53_evk/mx53_evk.c +++ b/board/freescale/mx53_evk/mx53_evk.c @@ -321,10 +321,10 @@ void setup_core_voltages(void) } if (is_soc_rev(CHIP_REV_2_0) >= 0) { - /* set VDDGP as 1.2V for 1.0 GHZ */ + /* set VDDGP as 1.25V for 1.0 GHZ */ buf[0] = 0x45; buf[1] = 0x4a; - buf[2] = 0x58; + buf[2] = 0x5a; if (i2c_write(0x8, 24, 1, buf, 3)) return; /* Set VCC to 1.3V for TO2 */ |