X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;f=drivers%2Fbase%2Fplatform.c;h=dab0a5abc3912872154600555368ee6ed12e8b16;hb=4a98be82937325fd769cdfebf4c43dd26aa769d6;hp=4e45ac21d672140348d474ec7a5a29a8851a2109;hpb=04e0361848afbe86fbf8b80945568df4c5bf6f07;p=linux-2.6-block.git

diff --git a/drivers/base/platform.c b/drivers/base/platform.c
index 4e45ac21d672..dab0a5abc391 100644
--- a/drivers/base/platform.c
+++ b/drivers/base/platform.c
@@ -79,6 +79,26 @@ struct resource *platform_get_resource(struct platform_device *dev,
 }
 EXPORT_SYMBOL_GPL(platform_get_resource);
 
+/**
+ * devm_platform_ioremap_resource - call devm_ioremap_resource() for a platform
+ *				    device
+ *
+ * @pdev: platform device to use both for memory resource lookup as well as
+ *        resource managemend
+ * @index: resource index
+ */
+#ifdef CONFIG_HAS_IOMEM
+void __iomem *devm_platform_ioremap_resource(struct platform_device *pdev,
+					     unsigned int index)
+{
+	struct resource *res;
+
+	res = platform_get_resource(pdev, IORESOURCE_MEM, index);
+	return devm_ioremap_resource(&pdev->dev, res);
+}
+EXPORT_SYMBOL_GPL(devm_platform_ioremap_resource);
+#endif /* CONFIG_HAS_IOMEM */
+
 /**
  * platform_get_irq - get an IRQ for a device
  * @dev: platform device