1 files changed, 5 insertions, 1 deletions

diff --git a/drivers/ata/pata_sil680.c b/drivers/ata/pata_sil680.c
index 503245a1eafa..3988e44f4934 100644
--- a/drivers/ata/pata_sil680.c
+++ b/drivers/ata/pata_sil680.c
@@ -269,7 +269,11 @@ static u8 sil680_init_chip(struct pci_dev *pdev, int *try_mmio)
         dev_dbg(&pdev->dev, "sil680: BA5_EN = %d clock = %02X\n",
                 tmpbyte & 1, tmpbyte & 0x30);
 
-        *try_mmio = (tmpbyte & 1) || pci_resource_start(pdev, 5);
+        *try_mmio = 0;
+#ifdef CONFIG_PPC
+        if (machine_is(cell))
+                *try_mmio = (tmpbyte & 1) || pci_resource_start(pdev, 5);
+#endif
 
         switch(tmpbyte & 0x30) {
                 case 0x00: