Some of the drivers do not set parent device. This may lead to obstacles during debugging or understanding the device relations from the Linux point of view. Assign parent device for GPIO chips created by these drivers. While at it, let GPIO library to assign of_node from the parent device. Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> --- drivers/pinctrl/nomadik/pinctrl-nomadik.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/pinctrl/nomadik/pinctrl-nomadik.c b/drivers/pinctrl/nomadik/pinctrl-nomadik.c index 4757bf964d3c..640e50d94f27 100644 --- a/drivers/pinctrl/nomadik/pinctrl-nomadik.c +++ b/drivers/pinctrl/nomadik/pinctrl-nomadik.c @@ -1113,6 +1113,7 @@ static int nmk_gpio_probe(struct platform_device *dev) spin_lock_init(&nmk_chip->lock); chip = &nmk_chip->chip; + chip->parent = &dev->dev; chip->request = gpiochip_generic_request; chip->free = gpiochip_generic_free; chip->get_direction = nmk_gpio_get_dir; @@ -1154,7 +1155,6 @@ static int nmk_gpio_probe(struct platform_device *dev) clk_enable(nmk_chip->clk); nmk_chip->lowemi = readl_relaxed(nmk_chip->addr + NMK_GPIO_LOWEMI); clk_disable(nmk_chip->clk); - chip->of_node = np; ret = gpiochip_add_data(chip, nmk_chip); if (ret) -- 2.35.1