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| author | Bai Ping <b51503@freescale.com> | 2015-07-22 00:14:34 +0800 |
|---|---|---|
| committer | Bai Ping <b51503@freescale.com> | 2015-07-22 19:34:17 +0800 |
| commit | 8b838f1a916cf65cb142bddfd469361ea88dcd47 (patch) | |
| tree | 029899ae4d8068af2234edec9b552c04d13dcd4b | |
| parent | b026e66a5bb6c2b6fda9e353dfe9061306c69da4 (diff) | |
| download | u-boot-imx-8b838f1a916cf65cb142bddfd469361ea88dcd47.zip u-boot-imx-8b838f1a916cf65cb142bddfd469361ea88dcd47.tar.gz u-boot-imx-8b838f1a916cf65cb142bddfd469361ea88dcd47.tar.bz2 | |
MLK-11270 ARM: imx: correct the pmic standby voltage of sw1ab on i.mx6ul
The SW1AB on PMIC is used for ARM_SOC_IN supply, set the standby voltage to
0.975V to save power when system is in DSM mode.
Signed-off-by: Bai Ping <b51503@freescale.com>
| -rw-r--r-- | board/freescale/mx6ul_14x14_ddr3_arm2/mx6ul_14x14_ddr3_arm2.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/board/freescale/mx6ul_14x14_ddr3_arm2/mx6ul_14x14_ddr3_arm2.c b/board/freescale/mx6ul_14x14_ddr3_arm2/mx6ul_14x14_ddr3_arm2.c index 057a580..41cc579 100644 --- a/board/freescale/mx6ul_14x14_ddr3_arm2/mx6ul_14x14_ddr3_arm2.c +++ b/board/freescale/mx6ul_14x14_ddr3_arm2/mx6ul_14x14_ddr3_arm2.c @@ -821,10 +821,10 @@ int power_init_board(void) * them, when needed, configure them to our requested voltage. */ - /* set SW1AB standby volatage 1.3V */ + /* set SW1AB standby volatage 0.975V */ pmic_reg_read(pfuze, PFUZE100_SW1ABSTBY, &value); value &= ~0x3f; - value |= PFUZE100_SW1ABC_SETP(13000); + value |= PFUZE100_SW1ABC_SETP(9750); pmic_reg_write(pfuze, PFUZE100_SW1ABSTBY, value); /* set SW1AB/VDDARM step ramp up time from 16us to 4us/25mV */ |