linux-kernel - [PATCH 01/13] clk: sunxi: sun9i-mmc: Use devm_platform_get_and_ioremap

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Message-Id: <20230705065313.67043-1-frank.li@vivo.com>
Date:   Wed,  5 Jul 2023 14:53:01 +0800
From:   Yangtao Li <frank.li@...o.com>
To:     Emilio López <emilio@...pez.com.ar>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>, Chen-Yu Tsai <wens@...e.org>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        Samuel Holland <samuel@...lland.org>
Cc:     Yangtao Li <frank.li@...o.com>, linux-clk@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-sunxi@...ts.linux.dev,
        linux-kernel@...r.kernel.org
Subject: [PATCH 01/13] clk: sunxi: sun9i-mmc: 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/clk/sunxi/clk-sun9i-mmc.c | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/drivers/clk/sunxi/clk-sun9i-mmc.c b/drivers/clk/sunxi/clk-sun9i-mmc.c
index 636bcf2439ef..0862b02b1ed4 100644
--- a/drivers/clk/sunxi/clk-sun9i-mmc.c
+++ b/drivers/clk/sunxi/clk-sun9i-mmc.c
@@ -108,15 +108,13 @@ static int sun9i_a80_mmc_config_clk_probe(struct platform_device *pdev)
 
 	spin_lock_init(&data->lock);
 
-	r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!r)
-		return -EINVAL;
-	/* one clock/reset pair per word */
-	count = DIV_ROUND_UP((resource_size(r)), SUN9I_MMC_WIDTH);
-	data->membase = devm_ioremap_resource(&pdev->dev, r);
+	data->membase = devm_platform_get_and_ioremap_resource(pdev, 0, &r);
 	if (IS_ERR(data->membase))
 		return PTR_ERR(data->membase);
 
+	/* one clock/reset pair per word */
+	count = DIV_ROUND_UP((resource_size(r)), SUN9I_MMC_WIDTH);
+
 	clk_data = &data->clk_data;
 	clk_data->clk_num = count;
 	clk_data->clks = devm_kcalloc(&pdev->dev, count, sizeof(struct clk *),
-- 
2.39.0