diff options
Diffstat (limited to 'power/skylake.c')
| -rw-r--r-- | power/skylake.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/power/skylake.c b/power/skylake.c index 505c7439a8..e13604559d 100644 --- a/power/skylake.c +++ b/power/skylake.c @@ -127,6 +127,12 @@ enum power_state power_handle_state(enum power_state state) return new_state; } +/* Workaround for flags getting lost with power cycle */ +__attribute__((weak)) int board_has_working_reset_flags(void) +{ + return 1; +} + #ifdef CONFIG_CHIPSET_HAS_PLATFORM_PMIC_RESET static void chipset_handle_reboot(void) { @@ -147,8 +153,15 @@ static void chipset_handle_reboot(void) return; /* Preserve AP off request. */ - if (flags & RESET_FLAG_AP_OFF) + if (flags & RESET_FLAG_AP_OFF) { + /* Do not issue PMIC reset if board cannot save reset flags */ + if (!board_has_working_reset_flags()) { + ccprintf("Skip PMIC reset due to board issue.\n"); + cflush(); + return; + } chip_save_reset_flags(RESET_FLAG_AP_OFF); + } ccprintf("Restarting system with PMIC.\n"); /* Flush console */ |