1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c
index 7d4febdab286..e1aa8471ab1c 100644
--- a/drivers/mmc/host/mmci.c
+++ b/drivers/mmc/host/mmci.c
@@ -546,7 +546,7 @@ static int __devinit mmci_probe(struct amba_device *dev, struct amba_id *id)
                 host->mclk = clk_get_rate(host->clk);
                 DBG(host, "eventual mclk rate: %u Hz\n", host->mclk);
         }
-        host->base = ioremap(dev->res.start, SZ_4K);
+        host->base = ioremap(dev->res.start, resource_size(&dev->res));
         if (!host->base) {
                 ret = -ENOMEM;
                 goto clk_disable;