linux-kernel - [PATCH v4 13/22] nvmem: lpc18xx_otp: Convert to use devm_nvmem

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Message-Id: <20180228144106.16363-14-andrew.smirnov@gmail.com>
Date:   Wed, 28 Feb 2018 06:40:57 -0800
From:   Andrey Smirnov <andrew.smirnov@...il.com>
To:     Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
Cc:     Andrey Smirnov <andrew.smirnov@...il.com>,
        Heiko Stuebner <heiko@...ech.de>,
        Masahiro Yamada <yamada.masahiro@...ionext.com>,
        Carlo Caione <carlo@...one.org>,
        Kevin Hilman <khilman@...libre.com>,
        Matthias Brugger <matthias.bgg@...il.com>, cphealy@...il.com,
        linux-kernel@...r.kernel.org, linux-mediatek@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org,
        linux-amlogic@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org
Subject: [PATCH v4 13/22] nvmem: lpc18xx_otp: Convert to use devm_nvmem_register()

Drop all of the code related to .remove hook and make use of
devm_nvmem_register() instead.

Cc: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
Cc: Heiko Stuebner <heiko@...ech.de>
Cc: Masahiro Yamada <yamada.masahiro@...ionext.com>
Cc: Carlo Caione <carlo@...one.org>
Cc: Kevin Hilman <khilman@...libre.com>
Cc: Matthias Brugger <matthias.bgg@...il.com>
Cc: cphealy@...il.com
Cc: linux-kernel@...r.kernel.org
Cc: linux-mediatek@...ts.infradead.org
Cc: linux-rockchip@...ts.infradead.org
Cc: linux-amlogic@...ts.infradead.org
Cc: linux-arm-kernel@...ts.infradead.org
Signed-off-by: Andrey Smirnov <andrew.smirnov@...il.com>
---
 drivers/nvmem/lpc18xx_otp.c | 12 +-----------
 1 file changed, 1 insertion(+), 11 deletions(-)

diff --git a/drivers/nvmem/lpc18xx_otp.c b/drivers/nvmem/lpc18xx_otp.c
index 95268db155e9..74777bfe2dcd 100644
--- a/drivers/nvmem/lpc18xx_otp.c
+++ b/drivers/nvmem/lpc18xx_otp.c
@@ -86,22 +86,13 @@ static int lpc18xx_otp_probe(struct platform_device *pdev)
 	lpc18xx_otp_nvmem_config.dev = &pdev->dev;
 	lpc18xx_otp_nvmem_config.priv = otp;
 
-	nvmem = nvmem_register(&lpc18xx_otp_nvmem_config);
+	nvmem = devm_nvmem_register(&pdev->dev, &lpc18xx_otp_nvmem_config);
 	if (IS_ERR(nvmem))
 		return PTR_ERR(nvmem);
 
-	platform_set_drvdata(pdev, nvmem);
-
 	return 0;
 }
 
-static int lpc18xx_otp_remove(struct platform_device *pdev)
-{
-	struct nvmem_device *nvmem = platform_get_drvdata(pdev);
-
-	return nvmem_unregister(nvmem);
-}
-
 static const struct of_device_id lpc18xx_otp_dt_ids[] = {
 	{ .compatible = "nxp,lpc1850-otp" },
 	{ },
@@ -110,7 +101,6 @@ MODULE_DEVICE_TABLE(of, lpc18xx_otp_dt_ids);
 
 static struct platform_driver lpc18xx_otp_driver = {
 	.probe	= lpc18xx_otp_probe,
-	.remove	= lpc18xx_otp_remove,
 	.driver = {
 		.name	= "lpc18xx_otp",
 		.of_match_table = lpc18xx_otp_dt_ids,
-- 
2.14.3