diff options
Diffstat (limited to 'src/soc/mediatek/mt8173/mt6391.c')
| -rw-r--r-- | src/soc/mediatek/mt8173/mt6391.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/soc/mediatek/mt8173/mt6391.c b/src/soc/mediatek/mt8173/mt6391.c index 09f14a1597..21ce7ea6fe 100644 --- a/src/soc/mediatek/mt8173/mt6391.c +++ b/src/soc/mediatek/mt8173/mt6391.c @@ -59,6 +59,19 @@ void mt6391_write(u16 reg, u16 val, u32 mask, u32 shift) return; } +static void mt6391_configure_vcama(enum ldo_voltage vsel) +{ + /* 2'b00: 1.5V + * 2'b01: 1.8V + * 2'b10: 2.5V + * 2'b11: 2.8V + */ + mt6391_write(PMIC_RG_ANALDO_CON6, vsel - 2, PMIC_RG_VCAMA_VOSEL_MASK, + PMIC_RG_VCAMA_VOSEL_SHIFT); + mt6391_write(PMIC_RG_ANALDO_CON2, 1, PMIC_RG_VCAMA_EN_MASK, + PMIC_RG_VCAMA_EN_SHIFT); +} + void mt6391_configure_ldo(enum ldo_power ldo, enum ldo_voltage vsel) { u16 addr; @@ -78,6 +91,10 @@ void mt6391_configure_ldo(enum ldo_power ldo, enum ldo_voltage vsel) if (vsel == LDO_2P0) vsel = 7; break; + case LDO_VCAMA: + assert(vsel > LDO_1P3 && vsel < LDO_3P0); + mt6391_configure_vcama(vsel); + return; default: break; } |