From: Anson Huang <Anson.Huang@nxp.com>
Date: Tue, 30 Jul 2019 10:21:24 +0800
Subject: thermal: qoriq: Use devm_platform_ioremap_resource() instead of
 of_iomap()

Git-commit: 4d82000af007acda6b46729ea368f6b2823c532c
Patch-mainline: v5.4-rc1
References: jsc#SLE-9316

Use devm_platform_ioremap_resource() instead of of_iomap() to
save the iounmap() call in error handle path;

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Reviewed-by: Dong Aisheng <aisheng.dong@nxp.com>
Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Signed-off-by: Mian Yousaf Kaukab <yousaf.kaukab@suse.com>
---
 drivers/thermal/qoriq_thermal.c | 18 ++++++------------
 1 file changed, 6 insertions(+), 12 deletions(-)

diff --git a/drivers/thermal/qoriq_thermal.c b/drivers/thermal/qoriq_thermal.c
index 5755a1108a1f..8d19601d0ca6 100644
--- a/drivers/thermal/qoriq_thermal.c
+++ b/drivers/thermal/qoriq_thermal.c
@@ -204,11 +204,10 @@ static int qoriq_tmu_probe(struct platform_device *pdev)
 
 	data->little_endian = of_property_read_bool(np, "little-endian");
 
-	data->regs = of_iomap(np, 0);
-	if (!data->regs) {
+	data->regs = devm_platform_ioremap_resource(pdev, 0);
+	if (IS_ERR(data->regs)) {
 		dev_err(&pdev->dev, "Failed to get memory region\n");
-		ret = -ENODEV;
-		goto err_iomap;
+		return PTR_ERR(data->regs);
 	}
 
 	data->clk = devm_clk_get_optional(&pdev->dev, NULL);
@@ -225,22 +224,19 @@ static int qoriq_tmu_probe(struct platform_device *pdev)
 
 	ret = qoriq_tmu_calibration(pdev);	/* TMU calibration */
 	if (ret < 0)
-		goto err_tmu;
+		goto err;
 
 	ret = qoriq_tmu_register_tmu_zone(pdev);
 	if (ret < 0) {
 		dev_err(&pdev->dev, "Failed to register sensors\n");
 		ret = -ENODEV;
-		goto err_tmu;
+		goto err;
 	}
 
 	return 0;
 
-err_tmu:
+err:
 	clk_disable_unprepare(data->clk);
-	iounmap(data->regs);
-
-err_iomap:
 	platform_set_drvdata(pdev, NULL);
 
 	return ret;
@@ -253,8 +249,6 @@ static int qoriq_tmu_remove(struct platform_device *pdev)
 	/* Disable monitoring */
 	tmu_write(data, TMR_DISABLE, &data->regs->tmr);
 
-	iounmap(data->regs);
-
 	clk_disable_unprepare(data->clk);
 
 	platform_set_drvdata(pdev, NULL);
-- 
2.16.4