diff options
Diffstat (limited to 'chip/stm32/i2c-stm32f.c')
| -rw-r--r-- | chip/stm32/i2c-stm32f.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/chip/stm32/i2c-stm32f.c b/chip/stm32/i2c-stm32f.c index 88728f1eb1..75d1587c76 100644 --- a/chip/stm32/i2c-stm32f.c +++ b/chip/stm32/i2c-stm32f.c @@ -343,6 +343,9 @@ static void i2c_init_port(unsigned int port) /* enable I2C2 clock */ STM32_RCC_APB1ENR |= 1 << i2c_clock_bit[port]; + + /* Delay 1 APB clock cycle after the clock is enabled */ + clock_wait_bus_cycles(BUS_APB, 1); } /* force reset of the i2c peripheral */ |