[PATCH 09/21] gpio: Probe pinctrl devices on demand

Tomeu Vizoso tomeu.vizoso at collabora.com
Mon May 25 07:53:13 PDT 2015


Ensure that the device corresponding to the DT node of the pin
controller has been registered.

Signed-off-by: Tomeu Vizoso <tomeu.vizoso at collabora.com>
---
 drivers/gpio/gpiolib-of.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c
index 190183d..e26e105 100644
--- a/drivers/gpio/gpiolib-of.c
+++ b/drivers/gpio/gpiolib-of.c
@@ -362,6 +362,8 @@ static void of_gpiochip_add_pin_range(struct gpio_chip *chip)
 		if (ret)
 			break;
 
+		of_platform_device_ensure(pinspec.np);
+
 		pctldev = of_pinctrl_get(pinspec.np);
 		if (!pctldev)
 			break;
-- 
2.4.1




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