diff options
| -rw-r--r-- | common/chipset_gaia.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/common/chipset_gaia.c b/common/chipset_gaia.c index 064fb311c3..baeb7d1251 100644 --- a/common/chipset_gaia.c +++ b/common/chipset_gaia.c @@ -51,6 +51,11 @@ #define DELAY_5V_SETUP MSEC #endif +/* Delay between PMIC_PWRON and enabling 3.3V */ +#ifdef BOARD_kirby +#define DELAY_PRE_3V_ENABLE 16620 +#endif + /* Delay between 1.35v and 3.3v rails startup */ #define DELAY_RAIL_STAGGERING 100 /* 100us */ @@ -491,7 +496,13 @@ static int power_on(void) set_pmic_pwrok(1); } -#ifndef BOARD_kirby +#ifdef BOARD_kirby + /* + * There is no input signal for PMIC ready for 3.3V power. We can only + * for a pre-defined amount of time. + */ + udelay(DELAY_PRE_3V_ENABLE); +#else /* wait for all PMIC regulators to be ready */ wait_in_signal(GPIO_PP1800_LDO2, 1, PMIC_TIMEOUT); |