diff options
Diffstat (limited to 'board/freescale/mx6qsabreauto/mx6qsabreauto.c')
| -rw-r--r-- | board/freescale/mx6qsabreauto/mx6qsabreauto.c | 25 |
1 files changed, 20 insertions, 5 deletions
diff --git a/board/freescale/mx6qsabreauto/mx6qsabreauto.c b/board/freescale/mx6qsabreauto/mx6qsabreauto.c index e70182852f..6dcc2dc735 100644 --- a/board/freescale/mx6qsabreauto/mx6qsabreauto.c +++ b/board/freescale/mx6qsabreauto/mx6qsabreauto.c @@ -812,6 +812,13 @@ int power_init_board(void) value &= ~0x3f; value |= 0x17; pmic_reg_write(pfuze, PFUZE100_SW2STBY, value); + + /* set SW2/VDDARM step ramp up time to from 16us to 4us/25mV */ + pmic_reg_read(pfuze, PFUZE100_SW2CONF, &value); + value &= ~0xc0; + value |= 0x40; + pmic_reg_write(pfuze, PFUZE100_SW2CONF, value); + } return 0; @@ -832,12 +839,20 @@ void ldo_mode_set(int ldo_bypass) if (check_1_2G()) { ldo_bypass = 0; /* ldo_enable on 1.2G chip */ printf("1.2G chip, increase VDDARM_IN/VDDSOC_IN\n"); - /* increase VDDARM to 1.425V */ - pmic_reg_read(p, PFUZE100_SW1ABVOL, &value); - value &= ~0x3f; - value |= 0x2d; - pmic_reg_write(p, PFUZE100_SW1ABVOL, value); + if (is_mx6dqp()) { + /* increase VDDARM to 1.425V */ + pmic_reg_read(p, PFUZE100_SW2VOL, &value); + value &= ~0x3f; + value |= 0x29; + pmic_reg_write(p, PFUZE100_SW2VOL, value); + } else { + /* increase VDDARM to 1.425V */ + pmic_reg_read(p, PFUZE100_SW1ABVOL, &value); + value &= ~0x3f; + value |= 0x2d; + pmic_reg_write(p, PFUZE100_SW1ABVOL, value); + } /* increase VDDSOC to 1.425V */ pmic_reg_read(p, PFUZE100_SW1CVOL, &value); value &= ~0x3f; |