diff options
Diffstat (limited to 'board/freescale/mx6qsabreauto/mx6qsabreauto.c')
| -rw-r--r-- | board/freescale/mx6qsabreauto/mx6qsabreauto.c | 32 |
1 files changed, 30 insertions, 2 deletions
diff --git a/board/freescale/mx6qsabreauto/mx6qsabreauto.c b/board/freescale/mx6qsabreauto/mx6qsabreauto.c index 2ee8210..e20cd91 100644 --- a/board/freescale/mx6qsabreauto/mx6qsabreauto.c +++ b/board/freescale/mx6qsabreauto/mx6qsabreauto.c @@ -768,12 +768,40 @@ int board_init(void) static struct pmic *pfuze; int power_init_board(void) { - unsigned int value; + unsigned int value, ret; pfuze = pfuze_common_init(I2C_PMIC); if (!pfuze) return -ENODEV; + ret = pfuze_mode_init(pfuze, APS_PFM); + if (ret < 0) + return ret; + + /* set SW1AB staby volatage 0.975V*/ + pmic_reg_read(pfuze, PFUZE100_SW1ABSTBY, &value); + value &= ~0x3f; + value |= 0x1b; + pmic_reg_write(pfuze, PFUZE100_SW1ABSTBY, value); + + /* set SW1AB/VDDARM step ramp up time from 16us to 4us/25mV */ + pmic_reg_read(pfuze, PFUZE100_SW1ABCONF, &value); + value &= ~0xc0; + value |= 0x40; + pmic_reg_write(pfuze, PFUZE100_SW1ABCONF, value); + + /* set SW1C staby volatage 0.975V*/ + pmic_reg_read(pfuze, PFUZE100_SW1CSTBY, &value); + value &= ~0x3f; + value |= 0x1b; + pmic_reg_write(pfuze, PFUZE100_SW1CSTBY, value); + + /* set SW1C/VDDSOC step ramp up time to from 16us to 4us/25mV */ + pmic_reg_read(pfuze, PFUZE100_SW1CCONF, &value); + value &= ~0xc0; + value |= 0x40; + pmic_reg_write(pfuze, PFUZE100_SW1CCONF, value); + if (is_mx6dqp()) { /* set SW2 staby volatage 0.975V*/ pmic_reg_read(pfuze, PFUZE100_SW2STBY, &value); @@ -782,7 +810,7 @@ int power_init_board(void) pmic_reg_write(pfuze, PFUZE100_SW2STBY, value); } - return pfuze_mode_init(pfuze, APS_PFM); + return 0; } #ifdef CONFIG_LDO_BYPASS_CHECK |