diff options
Diffstat (limited to 'libmaple/gpio.c')
| -rw-r--r-- | libmaple/gpio.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/libmaple/gpio.c b/libmaple/gpio.c index 71e5230..0ebc130 100644 --- a/libmaple/gpio.c +++ b/libmaple/gpio.c @@ -34,9 +34,13 @@ void gpio_init(void) { rcc_clk_enable(RCC_GPIOA); rcc_clk_enable(RCC_GPIOB); rcc_clk_enable(RCC_GPIOC); -#if NR_GPIO_PORTS >= 4 /* Maple, but not Maple Mini */ +#if NR_GPIO_PORTS >= 4 + /* Maple, but not Maple Mini (D0 and D1 are used for OSC on Mini, + and those are the only Port D pins). */ rcc_clk_enable(RCC_GPIOD); -#elif NR_GPIO_PORTS >= 7 /* Maple Native (high density only) */ +#endif +#if NR_GPIO_PORTS >= 7 + /* Maple Native (high density only) */ rcc_clk_enable(RCC_GPIOE); rcc_clk_enable(RCC_GPIOF); rcc_clk_enable(RCC_GPIOG); |