提交 a177c3ac 编写于 作者: W Wolfram Sang

drivers/rtc: don't check resource with devm_ioremap_resource

devm_ioremap_resource does sanity checks on the given resource. No need to
duplicate this in the driver.
Signed-off-by: NWolfram Sang <wsa@the-dreams.de>
Acked-by: NStephen Warren <swarren@nvidia.com>
上级 362e9cd2
......@@ -234,11 +234,6 @@ static int __init nuc900_rtc_probe(struct platform_device *pdev)
return -ENOMEM;
}
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res) {
dev_err(&pdev->dev, "platform_get_resource failed\n");
return -ENXIO;
}
nuc900_rtc->rtc_reg = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(nuc900_rtc->rtc_reg))
return PTR_ERR(nuc900_rtc->rtc_reg);
......
......@@ -347,11 +347,6 @@ static int __init omap_rtc_probe(struct platform_device *pdev)
}
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res) {
pr_debug("%s: RTC resource data missing\n", pdev->name);
return -ENOENT;
}
rtc_base = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(rtc_base))
return PTR_ERR(rtc_base);
......
......@@ -477,11 +477,6 @@ static int s3c_rtc_probe(struct platform_device *pdev)
/* get the memory region */
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (res == NULL) {
dev_err(&pdev->dev, "failed to get memory region resource\n");
return -ENOENT;
}
s3c_rtc_base = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(s3c_rtc_base))
return PTR_ERR(s3c_rtc_base);
......
......@@ -322,12 +322,6 @@ static int __init tegra_rtc_probe(struct platform_device *pdev)
return -ENOMEM;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res) {
dev_err(&pdev->dev,
"Unable to allocate resources for device.\n");
return -EBUSY;
}
info->rtc_base = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(info->rtc_base))
return PTR_ERR(info->rtc_base);
......
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