mmc: sdhci-pci: fix 'Invalid iomem size' error message condition

The SDHCI standard defines a 256 byte register set but a device
that specifies a larger iomem region is not an error. Alter the
message condition accordingly.

Signed-off-by: Adrian Hunter <[e-mail]>
Signed-off-by: Chris Ball <[e-mail]>

drivers/mmc/host/sdhci-pci.c

···
 		return ERR_PTR(-ENODEV);
 	}
 
-	if (pci_resource_len(pdev, bar) != 0x100) {
+	if (pci_resource_len(pdev, bar) < 0x100) {
 		dev_err(&pdev->dev, "Invalid iomem size. You may "
 			"experience problems.\n");
 	}