diff options
Diffstat (limited to 'src/mainboard/google/asurada/regulator.c')
| -rw-r--r-- | src/mainboard/google/asurada/regulator.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/src/mainboard/google/asurada/regulator.c b/src/mainboard/google/asurada/regulator.c index b06388dc66..d57df0126d 100644 --- a/src/mainboard/google/asurada/regulator.c +++ b/src/mainboard/google/asurada/regulator.c @@ -15,6 +15,10 @@ static int get_mt6360_regulator_id(enum mtk_regulator regulator) return MT6360_LDO7; case MTK_REGULATOR_VMDDR: return MT6360_LDO6; + case MTK_REGULATOR_VCC: + return MT6360_LDO5; + case MTK_REGULATOR_VCCQ: + return MT6360_LDO3; default: break; } @@ -90,3 +94,42 @@ uint32_t mainboard_get_regulator_vol(enum mtk_regulator regulator) return 0; } + +int mainboard_enable_regulator(enum mtk_regulator regulator, uint8_t enable) +{ + /* Return 0 if the regulator is already enabled or disabled. */ + if (mainboard_regulator_is_enabled(regulator) == enable) + return 0; + + int id; + + id = get_mt6360_regulator_id(regulator); + if (id < 0) { + printk(BIOS_WARNING, "Invalid regulator ID: %d\n", regulator); + return -1; + } + + return google_chromeec_regulator_enable(id, enable); +} + +uint8_t mainboard_regulator_is_enabled(enum mtk_regulator regulator) +{ + int id; + + id = get_mt6360_regulator_id(regulator); + if (id < 0) { + printk(BIOS_WARNING, "Invalid regulator ID: %d\n; assuming disabled", + regulator); + return 0; + } + + uint8_t enabled; + if (google_chromeec_regulator_is_enabled(id, &enabled) < 0) { + printk(BIOS_WARNING, + "Failed to query regulator ID: %d\n; assuming disabled", + regulator); + return 0; + } + + return enabled; +} |