remove ioremap_nocache and devm_ioremap_nocache

ioremap has provided non-cached semantics by default since the Linux 2.6
days, so remove the additional ioremap_nocache interface.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Arnd Bergmann <arnd@arndb.de>

drivers/mmc/host/sdhci-acpi.c

@@ -719,7 +719,7 @@ static int sdhci_acpi_probe(struct platform_device *pdev)
 		goto err_free;
 	}
 
-	host->ioaddr = devm_ioremap_nocache(dev, iomem->start,
+	host->ioaddr = devm_ioremap(dev, iomem->start,
 					    resource_size(iomem));
 	if (host->ioaddr == NULL) {
 		err = -ENOMEM;