Any driver that depends on the GPIO match function to locate the GPIO controller, it has to use the fwnode from the gpio_chip structure. But with [1], it is GPIO providers job to set any members of the gpio_chip structure. This patch addresses that. [1] https://git.kernel.org/pub/scm/linux/kernel/git/pateldipen1984/linux.git/patch/drivers/gpio/gpiolib.c?id=daecca4b8433d47f0db4933bcc0f283d530ba22e Signed-off-by: Dipen Patel <dipenp@xxxxxxxxxx> --- drivers/gpio/gpio-tegra186.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/gpio/gpio-tegra186.c b/drivers/gpio/gpio-tegra186.c index d87dd06db40d..86ad34e07841 100644 --- a/drivers/gpio/gpio-tegra186.c +++ b/drivers/gpio/gpio-tegra186.c @@ -989,6 +989,12 @@ static int tegra186_gpio_probe(struct platform_device *pdev) offset += port->pins; } + /* + * This is needed for driver using gpio device matching where it + * has to use gpio_chip fwnode to match the gpio controller. + */ + gpio->gpio.fwnode = of_node_to_fwnode(pdev->dev.of_node); + return devm_gpiochip_add_data(&pdev->dev, &gpio->gpio, gpio); } -- 2.25.1
