[PATCH RFC 2/6] gpio: mvebu: honour EPROBE_DEFER for devm_clk_get()
From: Russell King <hidden>
Date: 2020-03-29 10:48:30
Also in:
linux-devicetree, linux-gpio, linux-pwm
Subsystem:
gpio subsystem, the rest · Maintainers:
Linus Walleij, Bartosz Golaszewski, Linus Torvalds
Honour deferred probing for devm_clk_get() so that we can get the clock for PWM. Signed-off-by: Russell King <redacted> --- drivers/gpio/gpio-mvebu.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/gpio/gpio-mvebu.c b/drivers/gpio/gpio-mvebu.c
index fa5641615db6..ee13b11c5298 100644
--- a/drivers/gpio/gpio-mvebu.c
+++ b/drivers/gpio/gpio-mvebu.c@@ -1132,6 +1132,9 @@ static int mvebu_gpio_probe(struct platform_device *pdev) } mvchip->clk = devm_clk_get(&pdev->dev, NULL); + if (mvchip->clk == ERR_PTR(-EPROBE_DEFER)) + return -EPROBE_DEFER; + /* Not all SoCs require a clock.*/ if (!IS_ERR(mvchip->clk)) clk_prepare_enable(mvchip->clk);
--
2.20.1
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