diff options
Diffstat (limited to 'chip/stm32/gpio-stm32f.c')
-rw-r--r-- | chip/stm32/gpio-stm32f.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/chip/stm32/gpio-stm32f.c b/chip/stm32/gpio-stm32f.c index 147f461528..9a381edfee 100644 --- a/chip/stm32/gpio-stm32f.c +++ b/chip/stm32/gpio-stm32f.c @@ -5,6 +5,7 @@ /* GPIO module for Chrome EC */ +#include "clock.h" #include "common.h" #include "gpio.h" #include "hooks.h" @@ -116,6 +117,9 @@ void gpio_enable_clocks(void) #else STM32_RCC_APB2ENR |= 0x1fd; #endif + + /* Delay 1 APB clock cycle after the clock is enabled */ + clock_wait_bus_cycles(BUS_APB, 1); } void gpio_set_alternate_function(uint32_t port, uint32_t mask, int func) |