diff options
| -rw-r--r-- | src/mainboard/google/smaug/pmic.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/mainboard/google/smaug/pmic.c b/src/mainboard/google/smaug/pmic.c index 73aa0de83c..b10e67b0ee 100644 --- a/src/mainboard/google/smaug/pmic.c +++ b/src/mainboard/google/smaug/pmic.c @@ -95,6 +95,13 @@ void pmic_init(unsigned bus) pmic_write_reg_77620(bus, MAX77620_CNFG2SD_REG, 0x04, 1); pmic_write_reg_77620(bus, MAX77620_SD1_REG, 0x2a, 1); + /* + * MAX77620: Set LDO2 output to 1.8V. LDO2 is used as always-on + * reference for the droop alert circuit. Match this setting with what + * the kernel expects. + */ + pmic_write_reg_77620(bus, MAX77620_CNFG1_L2_REG, 0x14, 1); + /* MAX77621: Set VOUT_REG to 1.0V - CPU VREG */ pmic_write_reg_77621(bus, MAX77621_VOUT_REG, 0xBF, 1); |