@@ -19,6 +19,7 @@
#include <linux/ioport.h>
#include <linux/module.h>
#include <linux/of.h>
+#include <linux/pinctrl/consumer.h>
#include <linux/pinctrl/pinconf-generic.h>
#include <linux/pinctrl/pinctrl.h>
#include <linux/pinctrl/pinmux.h>
@@ -750,6 +751,11 @@ static int rza1_pin_mux_single(struct rza1_pinctrl *rza1_pctl,
static int rza1_gpio_request(struct gpio_chip *chip, unsigned int gpio)
{
struct rza1_port *port = gpiochip_get_data(chip);
+ int ret;
+
+ ret = pinctrl_gpio_request(chip, gpio);
+ if (ret)
+ return ret;
rza1_pin_reset(port, gpio);
GPIOs showed up as unclaimed, so they could be muxed to something else even though they were in use. Mark GPIOs as claimed to avoid that. Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com> --- drivers/pinctrl/renesas/pinctrl-rza1.c | 6 ++++++ 1 file changed, 6 insertions(+)