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| author | Robin Gong <B38343@freescale.com> | 2012-11-15 10:33:41 +0800 |
|---|---|---|
| committer | Robin Gong <B38343@freescale.com> | 2012-11-15 10:33:41 +0800 |
| commit | 5dd1086142290ea25a67b7a9a48c65cb60636da2 (patch) | |
| tree | 18a9ac70723669e316b376a7981d6324529526b3 | |
| parent | ad21cbe117b2f275322be978f3d1a902b49412af (diff) | |
| download | u-boot-imx-5dd1086142290ea25a67b7a9a48c65cb60636da2.zip u-boot-imx-5dd1086142290ea25a67b7a9a48c65cb60636da2.tar.gz u-boot-imx-5dd1086142290ea25a67b7a9a48c65cb60636da2.tar.bz2 | |
ENGR00233730 PFUZE mx6q_sabresd: remove extra increase for PFUZE tolerance
There is no more tolerance issue on PFUZE, it will be only 25mV, so that we no
need increase VDDSOC_IN from 1.375V to 1.425V.
Signed-off-by: Robin Gong <B38343@freescale.com>
| -rw-r--r-- | board/freescale/mx6q_sabresd/mx6q_sabresd.c | 14 |
1 files changed, 0 insertions, 14 deletions
diff --git a/board/freescale/mx6q_sabresd/mx6q_sabresd.c b/board/freescale/mx6q_sabresd/mx6q_sabresd.c index 1bc2e35..3fa3976 100644 --- a/board/freescale/mx6q_sabresd/mx6q_sabresd.c +++ b/board/freescale/mx6q_sabresd/mx6q_sabresd.c @@ -777,20 +777,6 @@ static int setup_pmic_voltages(void) return -1; } printf("Found PFUZE100! deviceid=%x,revid=%x\n", value, rev_id); - /*VDDCORE/VDDSOC default 1.375V is not enough, considering - pfuze tolerance and IR drop and ripple, need increase - to 1.425V for SabreSD*/ - value = 0x2d; - if (i2c_write(0x8, 0x20, 1, &value, 1)) { - printf("VDDCORE set voltage error!\n"); - return -1; - } - - value = 0x2d; - if (i2c_write(0x8, 0x2e, 1, &value, 1)) { - printf("VDDSOC set voltage error!\n"); - return -1; - } #if CONFIG_MX6_INTER_LDO_BYPASS /*VDDCORE 1.1V@800Mhz: SW1AB*/ |