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authorLaxman Dewangan <ldewangan@nvidia.com>2016-02-24 14:44:07 +0530
committerLinus Walleij <linus.walleij@linaro.org>2016-04-21 09:23:22 +0200
commit5d3fc884b2616d0b0b5db4dbd83e9f3bae5d6d3f (patch)
tree702fac4a1d58fc9ef89fc6554504b23921234c14
parent4d106c2282804e7247e97314d97f8ec5d2d66dab (diff)
downloadblackbird-op-linux-5d3fc884b2616d0b0b5db4dbd83e9f3bae5d6d3f.tar.gz
blackbird-op-linux-5d3fc884b2616d0b0b5db4dbd83e9f3bae5d6d3f.zip
pinctrl: at91-pio4: Use devm_pinctrl_register() for pinctrl registration
Use devm_pinctrl_register() for pin control registration and clean error path. Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com> Cc: linux-arm-kernel@lists.infradead.org Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
-rw-r--r--drivers/pinctrl/pinctrl-at91-pio4.c26
1 files changed, 13 insertions, 13 deletions
diff --git a/drivers/pinctrl/pinctrl-at91-pio4.c b/drivers/pinctrl/pinctrl-at91-pio4.c
index 629b6fefa8e0..6f77756ed9d9 100644
--- a/drivers/pinctrl/pinctrl-at91-pio4.c
+++ b/drivers/pinctrl/pinctrl-at91-pio4.c
@@ -1034,18 +1034,19 @@ static int atmel_pinctrl_probe(struct platform_device *pdev)
goto clk_prepare_enable_error;
}
- atmel_pioctrl->pinctrl_dev = pinctrl_register(&atmel_pinctrl_desc,
- &pdev->dev,
- atmel_pioctrl);
- if (!atmel_pioctrl->pinctrl_dev) {
+ atmel_pioctrl->pinctrl_dev = devm_pinctrl_register(&pdev->dev,
+ &atmel_pinctrl_desc,
+ atmel_pioctrl);
+ if (IS_ERR(atmel_pioctrl->pinctrl_dev)) {
+ ret = PTR_ERR(atmel_pioctrl->pinctrl_dev);
dev_err(dev, "pinctrl registration failed\n");
- goto pinctrl_register_error;
+ goto clk_unprep;
}
ret = gpiochip_add_data(atmel_pioctrl->gpio_chip, atmel_pioctrl);
if (ret) {
dev_err(dev, "failed to add gpiochip\n");
- goto gpiochip_add_error;
+ goto clk_unprep;
}
ret = gpiochip_add_pin_range(atmel_pioctrl->gpio_chip, dev_name(dev),
@@ -1059,15 +1060,15 @@ static int atmel_pinctrl_probe(struct platform_device *pdev)
return 0;
-clk_prepare_enable_error:
- irq_domain_remove(atmel_pioctrl->irq_domain);
-pinctrl_register_error:
- clk_disable_unprepare(atmel_pioctrl->clk);
-gpiochip_add_error:
- pinctrl_unregister(atmel_pioctrl->pinctrl_dev);
gpiochip_add_pin_range_error:
gpiochip_remove(atmel_pioctrl->gpio_chip);
+clk_unprep:
+ clk_disable_unprepare(atmel_pioctrl->clk);
+
+clk_prepare_enable_error:
+ irq_domain_remove(atmel_pioctrl->irq_domain);
+
return ret;
}
@@ -1077,7 +1078,6 @@ int atmel_pinctrl_remove(struct platform_device *pdev)
irq_domain_remove(atmel_pioctrl->irq_domain);
clk_disable_unprepare(atmel_pioctrl->clk);
- pinctrl_unregister(atmel_pioctrl->pinctrl_dev);
gpiochip_remove(atmel_pioctrl->gpio_chip);
return 0;
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