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authorBai Ping <b51503@freescale.com>2015-07-22 00:14:34 +0800
committerBai Ping <b51503@freescale.com>2015-07-22 01:55:58 +0800
commitf67997129c3d3b59fca8ee0d45c9539dbce1e4c1 (patch)
treedafd0a67e9bffb56617a5067f0a980b7d8cc282b
parent50eff0eebe9f32cbdc28faf3bd78d72218d15024 (diff)
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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.c4
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 bb78c7b..46e7cd1 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
@@ -825,10 +825,10 @@ 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 */