Merge tag 'perf-urgent-for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git...

[karo-tx-linux.git] / drivers / rtc / rtc-mxc.c

diff --git a/drivers/rtc/rtc-mxc.c b/drivers/rtc/rtc-mxc.c
index ab87bacb8f880b69f01182c44d7d5cf6522c24e6..50c572645546bf20d6a4414d454136f95636d9a3 100644 (file)
--- a/drivers/rtc/rtc-mxc.c
+++ b/drivers/rtc/rtc-mxc.c
@@ -377,22 +377,16 @@ static int mxc_rtc_probe(struct platform_device *pdev)
        unsigned long rate;
        int ret;
 
-       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       if (!res)
-               return -ENODEV;
-
        pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL);
        if (!pdata)
                return -ENOMEM;
 
        pdata->devtype = pdev->id_entry->driver_data;
 
-       if (!devm_request_mem_region(&pdev->dev, res->start,
-                                    resource_size(res), pdev->name))
-               return -EBUSY;
-
-       pdata->ioaddr = devm_ioremap(&pdev->dev, res->start,
-                                    resource_size(res));
+       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+       pdata->ioaddr = devm_ioremap_resource(&pdev->dev, res);
+       if (IS_ERR(pdata->ioaddr))
+               return PTR_ERR(pdata->ioaddr);
 
        pdata->clk = devm_clk_get(&pdev->dev, NULL);
        if (IS_ERR(pdata->clk)) {