The GPIO controller is configured as non-sleeping but it uses generic pinctrl helpers which use a mutex for synchronization. This will cause lockdep splats when used together with shared GPIOs going through the GPIO shared proxy driver.
Fixes: 6e9be3abb78c ("pinctrl: Add driver support for Amlogic SoCs") Cc: stable@vger.kernel.org Reported-by: Martin Blumenstingl martin.blumenstingl@googlemail.com Closes: https://lore.kernel.org/all/CAFBinCAc7CO8gfNQakCu3LfkYXuyTd2iRpMRm8EKXSL0mwO... Signed-off-by: Bartosz Golaszewski bartosz.golaszewski@oss.qualcomm.com --- drivers/pinctrl/meson/pinctrl-amlogic-a4.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/pinctrl/meson/pinctrl-amlogic-a4.c b/drivers/pinctrl/meson/pinctrl-amlogic-a4.c index d9e3a8d5932a..ded7b218e2ec 100644 --- a/drivers/pinctrl/meson/pinctrl-amlogic-a4.c +++ b/drivers/pinctrl/meson/pinctrl-amlogic-a4.c @@ -893,7 +893,7 @@ static const struct gpio_chip aml_gpio_template = { .direction_input = aml_gpio_direction_input, .direction_output = aml_gpio_direction_output, .get_direction = aml_gpio_get_direction, - .can_sleep = false, + .can_sleep = true, };
static void init_bank_register_bit(struct aml_pinctrl *info,