From 428700f709d7db09a6ed3cb412e63ff67a67eebe Mon Sep 17 00:00:00 2001 From: Erwan Gouriou Date: Mon, 12 Dec 2022 16:23:56 +0100 Subject: [PATCH] drivers: gpio: stm32: Keep port clock in input configuration When pin is configured in input mode, clock is also required. Signed-off-by: Erwan Gouriou --- drivers/gpio/gpio_stm32.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpio/gpio_stm32.c b/drivers/gpio/gpio_stm32.c index fd9781d6664..465f68c5372 100644 --- a/drivers/gpio/gpio_stm32.c +++ b/drivers/gpio/gpio_stm32.c @@ -550,8 +550,8 @@ static int gpio_stm32_config(const struct device *dev, gpio_stm32_configure_raw(dev, pin, pincfg, 0); - /* Release clock only if configuration doesn't require bank writes */ - if ((flags & GPIO_OUTPUT) == 0) { + /* Release clock only if pin is disconnected */ + if (((flags & GPIO_OUTPUT) == 0) && ((flags & GPIO_INPUT) == 0)) { err = pm_device_runtime_put(dev); if (err < 0) { return err;