gpio: nomadik: make clock optional

Not all platforms using this platform driver expose a clock for this
GPIO controller. Turn devm_clk_get() into devm_clk_get_optional() to
avoid failing when no clocks are provided.

Signed-off-by: Théo Lebrun <theo.lebrun@bootlin.com>
Link: https://lore.kernel.org/r/20240228-mbly-gpio-v2-20-3ba757474006@bootlin.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/drivers/gpio/gpio-nomadik.c b/drivers/gpio/gpio-nomadik.c
index b7d76cc901dcf6e604c515e0a06fd2574a940571..3ccbb731cb689c8172a4ca89b3059c76b7256e0a 100644 (file)
--- a/drivers/gpio/gpio-nomadik.c
+++ b/drivers/gpio/gpio-nomadik.c
@@ -531,7 +531,7 @@ struct nmk_gpio_chip *nmk_gpio_populate_chip(struct device_node *np,
        }
        nmk_chip->addr = base;
 
-       clk = devm_clk_get(gpio_dev, NULL);
+       clk = devm_clk_get_optional(gpio_dev, NULL);
        if (IS_ERR(clk)) {
                platform_device_put(gpio_pdev);
                return (void *)clk;