diff options
| -rw-r--r-- | chip/npcx/system-npcx7.c | 8 | ||||
| -rw-r--r-- | chip/npcx/system_chip.h | 3 |
2 files changed, 9 insertions, 2 deletions
diff --git a/chip/npcx/system-npcx7.c b/chip/npcx/system-npcx7.c index c476945e42..4651e425e1 100644 --- a/chip/npcx/system-npcx7.c +++ b/chip/npcx/system-npcx7.c @@ -32,8 +32,7 @@ void system_mpu_config(void) #error "Do not enable CONFIG_HIBERNATE_PSL if npcx ec doesn't support PSL mode!" #endif -/* Hibernate function implemented by PSL (Power Switch Logic) mode. */ -void __keep __attribute__ ((noreturn)) __enter_hibernate_in_psl(void) +void system_enter_psl_mode(void) { /* Configure pins from GPIOs to PSL which rely on VSBY power rail. */ gpio_config_module(MODULE_PMU, 1); @@ -49,7 +48,12 @@ void __keep __attribute__ ((noreturn)) __enter_hibernate_in_psl(void) * setting bit 5 of PDOUT(8). */ SET_BIT(NPCX_PDOUT(GPIO_PORT_8), 5); +} +/* Hibernate function implemented by PSL (Power Switch Logic) mode. */ +void __keep __attribute__ ((noreturn)) __enter_hibernate_in_psl(void) +{ + system_enter_psl_mode(); /* Spin and wait for PSL cuts power; should never return */ while (1) ; diff --git a/chip/npcx/system_chip.h b/chip/npcx/system_chip.h index a9155a52dd..da400f79bb 100644 --- a/chip/npcx/system_chip.h +++ b/chip/npcx/system_chip.h @@ -67,6 +67,9 @@ extern unsigned int __flash_lplfw_end; /* Configure PSL mode setting for the wake-up pins. */ int system_config_psl_mode(enum gpio_signal signal); +/* Configure PSL pins and enter PSL mode. */ +void system_enter_psl_mode(void); + /* End address for hibernate utility; defined in linker script */ extern unsigned int __after_init_end; |