[PATCH V2 1/4] thermal: qoriq: Use devm_platform_ioremap_resource() instead of of_iomap()

[Anson . Huang]

From: Anson Huang <anson.hu...@nxp.com>

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

Signed-off-by: Anson Huang <anson.hu...@nxp.com>
---
No changes.
---
 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 7b36493..c7c7de2 100644
--- a/drivers/thermal/qoriq_thermal.c
+++ b/drivers/thermal/qoriq_thermal.c
@@ -202,32 +202,27 @@ 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);
        }
 
        qoriq_tmu_init_device(data);    /* TMU initialization */
 
        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_iomap;
+               goto err;
        }
 
        return 0;
 
-err_tmu:
-       iounmap(data->regs);
-
-err_iomap:
+err:
        platform_set_drvdata(pdev, NULL);
 
        return ret;
@@ -240,7 +235,6 @@ static int qoriq_tmu_remove(struct platform_device *pdev)
        /* Disable monitoring */
        tmu_write(data, TMR_DISABLE, &data->regs->tmr);
 
-       iounmap(data->regs);
        platform_set_drvdata(pdev, NULL);
 
        return 0;
-- 
2.7.4