From fed62e7ef42f3f4abf1783fcabb95c72feff4d20 Mon Sep 17 00:00:00 2001 From: Karl Palsson Date: Sat, 1 Jun 2019 16:20:13 +0000 Subject: [PATCH] stm32l1: button-irq-printf: add syscfg clock. Not strictly required as we're using port A out of the box, but makes for bad example code, when the syscfg clock is required for selectin exti sources other than port A. --- examples/stm32/l1/stm32l-discovery/button-irq-printf/main.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/examples/stm32/l1/stm32l-discovery/button-irq-printf/main.c b/examples/stm32/l1/stm32l-discovery/button-irq-printf/main.c index acbb987..c5b2ddd5 100644 --- a/examples/stm32/l1/stm32l-discovery/button-irq-printf/main.c +++ b/examples/stm32/l1/stm32l-discovery/button-irq-printf/main.c @@ -46,6 +46,9 @@ static void clock_setup(void) /* And timers. */ rcc_periph_clock_enable(RCC_TIM6); rcc_periph_clock_enable(RCC_TIM7); + + /* And syscfg for exti port mapping */ + rcc_periph_clock_enable(RCC_SYSCFG); } static void gpio_setup(void)