[PATCH 5/7] mmc: sdhci-pltfm: use devm_ioremap_resource()

[Masahiro Yamada]

The chain of devm_request_mem_region() and devm_ioremap() can be
replaced with devm_ioremap_resource().  Also, we can drop the error
messages because devm_ioremap_resource() displays similar messages
on error.

Signed-off-by: Masahiro Yamada <yamada.masah...@socionext.com>
---

 drivers/mmc/host/sdhci-pltfm.c | 16 +++-------------
 1 file changed, 3 insertions(+), 13 deletions(-)

diff --git a/drivers/mmc/host/sdhci-pltfm.c b/drivers/mmc/host/sdhci-pltfm.c
index c81a72d..94955e1 100644
--- a/drivers/mmc/host/sdhci-pltfm.c
+++ b/drivers/mmc/host/sdhci-pltfm.c
@@ -158,19 +158,9 @@ struct sdhci_host *sdhci_pltfm_init(struct platform_device 
*pdev,
                goto err_request;
        }
 
-       if (!devm_request_mem_region(&pdev->dev, iomem->start,
-                                    resource_size(iomem),
-                                    mmc_hostname(host->mmc))) {
-               dev_err(&pdev->dev, "cannot request region\n");
-               ret = -EBUSY;
-               goto err_request;
-       }
-
-       host->ioaddr = devm_ioremap(&pdev->dev, iomem->start,
-                                   resource_size(iomem));
-       if (!host->ioaddr) {
-               dev_err(&pdev->dev, "failed to remap registers\n");
-               ret = -ENOMEM;
+       host->ioaddr = devm_ioremap_resource(&pdev->dev, iomem);
+       if (IS_ERR(host->ioaddr)) {
+               ret = PTR_ERR(host->ioaddr);
                goto err_request;
        }
 
-- 
1.9.1