linux-kernel - [PATCH 1/8] rtc: omap: use devm_pinctrl

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Date:   Mon,  9 Nov 2020 17:34:02 +0100
From:   Bartosz Golaszewski <brgl@...ev.pl>
To:     Alessandro Zummo <a.zummo@...ertech.it>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>
Cc:     linux-rtc@...r.kernel.org, linux-kernel@...r.kernel.org,
        Bartosz Golaszewski <bgolaszewski@...libre.com>
Subject: [PATCH 1/8] rtc: omap: use devm_pinctrl_register()

From: Bartosz Golaszewski <bgolaszewski@...libre.com>

Use a managed variant of pinctrl_register(). This way we can shorten
the remove() callback as well as drop a goto label from probe().

Signed-off-by: Bartosz Golaszewski <bgolaszewski@...libre.com>
---
 drivers/rtc/rtc-omap.c | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/drivers/rtc/rtc-omap.c b/drivers/rtc/rtc-omap.c
index c20fc7937dfa..606fa80ad6e0 100644
--- a/drivers/rtc/rtc-omap.c
+++ b/drivers/rtc/rtc-omap.c
@@ -879,7 +879,7 @@ static int omap_rtc_probe(struct platform_device *pdev)
 	/* Support ext_wakeup pinconf */
 	rtc_pinctrl_desc.name = dev_name(&pdev->dev);
 
-	rtc->pctldev = pinctrl_register(&rtc_pinctrl_desc, &pdev->dev, rtc);
+	rtc->pctldev = devm_pinctrl_register(&pdev->dev, &rtc_pinctrl_desc, rtc);
 	if (IS_ERR(rtc->pctldev)) {
 		dev_err(&pdev->dev, "Couldn't register pinctrl driver\n");
 		ret = PTR_ERR(rtc->pctldev);
@@ -888,7 +888,7 @@ static int omap_rtc_probe(struct platform_device *pdev)
 
 	ret = rtc_register_device(rtc->rtc);
 	if (ret)
-		goto err_deregister_pinctrl;
+		goto err;
 
 	rtc_nvmem_register(rtc->rtc, &omap_rtc_nvmem_config);
 
@@ -901,8 +901,6 @@ static int omap_rtc_probe(struct platform_device *pdev)
 
 	return 0;
 
-err_deregister_pinctrl:
-	pinctrl_unregister(rtc->pctldev);
 err:
 	clk_disable_unprepare(rtc->clk);
 	device_init_wakeup(&pdev->dev, false);
@@ -945,9 +943,6 @@ static int omap_rtc_remove(struct platform_device *pdev)
 	pm_runtime_put_sync(&pdev->dev);
 	pm_runtime_disable(&pdev->dev);
 
-	/* Remove ext_wakeup pinconf */
-	pinctrl_unregister(rtc->pctldev);
-
 	return 0;
 }
 
-- 
2.29.1