stmhal: Factor GPIO clock enable logic into mp_hal_gpio_clock_enable.

Extracted GPIO clock enable logic into mp_hal_gpio_clock_enable
and called from anyplace which might need to use GPIO functions
on ports other than A-D.

Thanks to Dave Hylands for the patch.

1 files changed, 1 insertions, 0 deletions

diff --git a/stmhal/i2c.c b/stmhal/i2c.c
index 81fc33e8f2..59f3a4fe4b 100644
--- a/stmhal/i2c.c
+++ b/stmhal/i2c.c
@@ -196,6 +196,7 @@ void i2c_init(I2C_HandleTypeDef *i2c) {
 
     // init the GPIO lines
     for (uint i = 0; i < 2; i++) {
+        mp_hal_gpio_clock_enable(pins[i]->gpio);
         GPIO_InitStructure.Pin = pins[i]->pin_mask;
         HAL_GPIO_Init(pins[i]->gpio, &GPIO_InitStructure);
     }