diff options
-rw-r--r-- | power/rk3399.c | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/power/rk3399.c b/power/rk3399.c index b229684e7a..e669ee7224 100644 --- a/power/rk3399.c +++ b/power/rk3399.c @@ -539,15 +539,28 @@ enum power_state power_handle_state(enum power_state state) static void power_button_changed(void) { + static uint8_t tablet_boot_on_button_release; + if (power_button_is_pressed()) { - if (chipset_in_state(CHIPSET_STATE_ANY_OFF)) + if (chipset_in_state(CHIPSET_STATE_ANY_OFF)) { +#if CONFIG_CHIPSET_POWER_SEQ_VERSION != 2 /* Power up from off */ chipset_exit_hard_off(); - +#else + tablet_boot_on_button_release = 1; +#endif + } /* Delayed power down from S0/S3, cancel on PB release */ hook_call_deferred(&force_shutdown_data, FORCED_SHUTDOWN_DELAY); } else { +#if CONFIG_CHIPSET_POWER_SEQ_VERSION == 2 + if (tablet_boot_on_button_release) { + /* Power up from off */ + chipset_exit_hard_off(); + tablet_boot_on_button_release = 0; + } +#endif /* Power button released, cancel deferred shutdown */ hook_call_deferred(&force_shutdown_data, -1); } |