mmc: mmci: constify amba_id

amba_id are not supposed to change at runtime. All functions
working with const amba_id. So mark the non-const structs as const.
Signed-off-by: NArvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: NUlf Hansson <ulf.hansson@linaro.org>

drivers/mmc/host/mmci.c

@@ -1904,7 +1904,7 @@ static const struct dev_pm_ops mmci_dev_pm_ops = {
 	SET_RUNTIME_PM_OPS(mmci_runtime_suspend, mmci_runtime_resume, NULL)
 };
 
-static struct amba_id mmci_ids[] = {
+static const struct amba_id mmci_ids[] = {
 	{
 		.id	= 0x00041180,
 		.mask	= 0xff0fffff,