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| author | Lily Zhang <r58066@freescale.com> | 2010-07-13 16:03:24 +0800 |
|---|---|---|
| committer | Lily Zhang <r58066@freescale.com> | 2010-07-14 19:49:12 +0800 |
| commit | acce438960d7ba5312e5d26d828fd2875901304b (patch) | |
| tree | aacd18528c7f52bcf3ae91a5f6925c7daec4090b /board/freescale | |
| parent | e6432a827df17c3ffe9438647ee6f75f180fe122 (diff) | |
| download | u-boot-imx-acce438960d7ba5312e5d26d828fd2875901304b.zip u-boot-imx-acce438960d7ba5312e5d26d828fd2875901304b.tar.gz u-boot-imx-acce438960d7ba5312e5d26d828fd2875901304b.tar.bz2 | |
ENGR00125045 MX53 Uboot: Adjust VDDGP voltage
1. Adjust VDDGP voltage for 800MHZ as 1.05v.
2. Correct VDDA comments
Signed-off-by: Lily Zhang <r58066@freescale.com>
Diffstat (limited to 'board/freescale')
| -rw-r--r-- | board/freescale/mx53_evk/mx53_evk.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/board/freescale/mx53_evk/mx53_evk.c b/board/freescale/mx53_evk/mx53_evk.c index 7418ab7..a9e7f61 100644 --- a/board/freescale/mx53_evk/mx53_evk.c +++ b/board/freescale/mx53_evk/mx53_evk.c @@ -268,14 +268,14 @@ void setup_core_voltages(void) i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); - /* Set core voltage VDDGP to 1.1V */ + /* Set core voltage VDDGP to 1.05V for 800MHZ */ buf[0] = 0x45; buf[1] = 0x4a; - buf[2] = 0x54; + buf[2] = 0x52; if (i2c_write(0x8, 24, 1, buf, 3)) return; - /* Set DDR voltage VDDA to 1.225V */ + /* Set DDR voltage VDDA to 1.25V */ buf[0] = 0; buf[1] = 0x63; buf[2] = 0x1a; |