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authorLaxman Dewangan <ldewangan@nvidia.com>2016-02-28 14:43:15 +0530
committerLinus Walleij <linus.walleij@linaro.org>2016-04-21 00:02:31 +0200
commit03a3a5587e62079a6e8dc0a269ab5ba2262c0a87 (patch)
treea986cef3f4d5374f0acf7ca2d6a9d30d66d4cb56 /drivers/pinctrl/mediatek
parentpinctrl: intel: Use devm_pinctrl_register() for pinctrl registration (diff)
downloadlinux-dev-03a3a5587e62079a6e8dc0a269ab5ba2262c0a87.tar.xz
linux-dev-03a3a5587e62079a6e8dc0a269ab5ba2262c0a87.zip
pinctrl: mtk-common: Use devm_pinctrl_register() for pinctrl registration
Use devm_pinctrl_register() for pin control registration and clean the error path. Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com> Cc: Matthias Brugger <matthias.bgg@gmail.com> Cc: Hongzhou Yang <hongzhou.yang@mediatek.com> Cc: Yingjoe Chen <yingjoe.chen@mediatek.com> Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com> Acked-by: Hongzhou Yang <hongzhou.yang@mediatek.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl/mediatek')
-rw-r--r--drivers/pinctrl/mediatek/pinctrl-mtk-common.c17
1 files changed, 6 insertions, 11 deletions
diff --git a/drivers/pinctrl/mediatek/pinctrl-mtk-common.c b/drivers/pinctrl/mediatek/pinctrl-mtk-common.c
index 8ca82c134260..4091f9d9c4d4 100644
--- a/drivers/pinctrl/mediatek/pinctrl-mtk-common.c
+++ b/drivers/pinctrl/mediatek/pinctrl-mtk-common.c
@@ -1395,17 +1395,16 @@ int mtk_pctrl_init(struct platform_device *pdev,
pctl->pctl_desc.pmxops = &mtk_pmx_ops;
pctl->dev = &pdev->dev;
- pctl->pctl_dev = pinctrl_register(&pctl->pctl_desc, &pdev->dev, pctl);
+ pctl->pctl_dev = devm_pinctrl_register(&pdev->dev, &pctl->pctl_desc,
+ pctl);
if (IS_ERR(pctl->pctl_dev)) {
dev_err(&pdev->dev, "couldn't register pinctrl driver\n");
return PTR_ERR(pctl->pctl_dev);
}
pctl->chip = devm_kzalloc(&pdev->dev, sizeof(*pctl->chip), GFP_KERNEL);
- if (!pctl->chip) {
- ret = -ENOMEM;
- goto pctrl_error;
- }
+ if (!pctl->chip)
+ return -ENOMEM;
*pctl->chip = mtk_gpio_chip;
pctl->chip->ngpio = pctl->devdata->npins;
@@ -1414,10 +1413,8 @@ int mtk_pctrl_init(struct platform_device *pdev,
pctl->chip->base = -1;
ret = gpiochip_add_data(pctl->chip, pctl);
- if (ret) {
- ret = -EINVAL;
- goto pctrl_error;
- }
+ if (ret)
+ return -EINVAL;
/* Register the GPIO to pin mappings. */
ret = gpiochip_add_pin_range(pctl->chip, dev_name(&pdev->dev),
@@ -1495,8 +1492,6 @@ int mtk_pctrl_init(struct platform_device *pdev,
chip_error:
gpiochip_remove(pctl->chip);
-pctrl_error:
- pinctrl_unregister(pctl->pctl_dev);
return ret;
}