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releasing 1.1.1
[fw/altos]
/
src
/
stm
/
stm32l.h
diff --git
a/src/stm/stm32l.h
b/src/stm/stm32l.h
index 3a498a0a06043febab4b3bca22e38e5dc041e019..25f5af073d76659b3ec7cba65252d6f19b8161fc 100644
(file)
--- a/
src/stm/stm32l.h
+++ b/
src/stm/stm32l.h
@@
-905,6
+905,9
@@
stm_exticr_set(struct stm_gpio *gpio, int pin) {
uint8_t shift = (pin & 3) << 2;
uint8_t val = 0;
+ /* Enable SYSCFG */
+ stm_rcc.apb2enr |= (1 << STM_RCC_APB2ENR_SYSCFGEN);
+
if (gpio == &stm_gpioa)
val = STM_SYSCFG_EXTICR_PA;
else if (gpio == &stm_gpiob)