i2c: sun6i-p2wi: Use devm_clk_get_enabled()

Replace the pair of functions, devm_clk_get() and clk_prepare_enable(),
with a single function devm_clk_get_enabled().

Signed-off-by: Andi Shyti <[email protected]>
Reviewed-by: Jernej Skrabec <[email protected]>
Signed-off-by: Wolfram Sang <[email protected]>

Author: Andi Shyti

drivers/i2c/busses/i2c-sun6i-p2wi.c

@@ -239,15 +239,9 @@ static int p2wi_probe(struct platform_device *pdev)
 	if (irq < 0)
 		return irq;
 
-	p2wi->clk = devm_clk_get(dev, NULL);
+	p2wi->clk = devm_clk_get_enabled(dev, NULL);
 	if (IS_ERR(p2wi->clk)) {
 		ret = PTR_ERR(p2wi->clk);
-		dev_err(dev, "failed to retrieve clk: %d\n", ret);
-		return ret;
-	}
-
-	ret = clk_prepare_enable(p2wi->clk);
-	if (ret) {
 		dev_err(dev, "failed to enable clk: %d\n", ret);
 		return ret;
 	}
@@ -256,15 +250,14 @@ static int p2wi_probe(struct platform_device *pdev)
 
 	p2wi->rstc = devm_reset_control_get_exclusive(dev, NULL);
 	if (IS_ERR(p2wi->rstc)) {
-		ret = PTR_ERR(p2wi->rstc);
 		dev_err(dev, "failed to retrieve reset controller: %d\n", ret);
-		goto err_clk_disable;
+		return PTR_ERR(p2wi->rstc);
 	}
 
 	ret = reset_control_deassert(p2wi->rstc);
 	if (ret) {
 		dev_err(dev, "failed to deassert reset line: %d\n", ret);
-		goto err_clk_disable;
+		return ret;
 	}
 
 	init_completion(&p2wi->complete);
@@ -307,9 +300,6 @@ static int p2wi_probe(struct platform_device *pdev)
 err_reset_assert:
 	reset_control_assert(p2wi->rstc);
 
-err_clk_disable:
-	clk_disable_unprepare(p2wi->clk);
-
 	return ret;
 }
 
@@ -318,7 +308,6 @@ static void p2wi_remove(struct platform_device *dev)
 	struct p2wi *p2wi = platform_get_drvdata(dev);
 
 	reset_control_assert(p2wi->rstc);
-	clk_disable_unprepare(p2wi->clk);
 	i2c_del_adapter(&p2wi->adapter);
 }