linux-kernel - [PATCH 1/6] soc: ti: omap-prm: Use devm_platform_get_and_ioremap

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Message-Id: <20230705122644.32236-1-frank.li@vivo.com>
Date:   Wed,  5 Jul 2023 20:26:39 +0800
From:   Yangtao Li <frank.li@...o.com>
To:     Nishanth Menon <nm@...com>, Santosh Shilimkar <ssantosh@...nel.org>
Cc:     Yangtao Li <frank.li@...o.com>, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org
Subject: [PATCH 1/6] soc: ti: omap-prm: Use devm_platform_get_and_ioremap_resource()

Convert platform_get_resource(), devm_ioremap_resource() to a single
call to devm_platform_get_and_ioremap_resource(), as this is exactly
what this function does.

Signed-off-by: Yangtao Li <frank.li@...o.com>
---
 drivers/soc/ti/omap_prm.c | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/drivers/soc/ti/omap_prm.c b/drivers/soc/ti/omap_prm.c
index ecd9a8bdd7c0..b2cf0a1810b9 100644
--- a/drivers/soc/ti/omap_prm.c
+++ b/drivers/soc/ti/omap_prm.c
@@ -943,10 +943,6 @@ static int omap_prm_probe(struct platform_device *pdev)
 	struct omap_prm *prm;
 	int ret;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!res)
-		return -ENODEV;
-
 	data = of_device_get_match_data(&pdev->dev);
 	if (!data)
 		return -ENOTSUPP;
@@ -955,6 +951,10 @@ static int omap_prm_probe(struct platform_device *pdev)
 	if (!prm)
 		return -ENOMEM;
 
+	prm->base = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
+	if (IS_ERR(prm->base))
+		return PTR_ERR(prm->base);
+
 	while (data->base != res->start) {
 		if (!data->base)
 			return -EINVAL;
@@ -963,10 +963,6 @@ static int omap_prm_probe(struct platform_device *pdev)
 
 	prm->data = data;
 
-	prm->base = devm_ioremap_resource(&pdev->dev, res);
-	if (IS_ERR(prm->base))
-		return PTR_ERR(prm->base);
-
 	ret = omap_prm_domain_init(&pdev->dev, prm);
 	if (ret)
 		return ret;
-- 
2.39.0