pata_sil680: only enable MMIO on Cell blades

[linux-2.6-omap-h63xx.git] / drivers / ata / pata_sil680.c

diff --git a/drivers/ata/pata_sil680.c b/drivers/ata/pata_sil680.c
index 503245a1eafadba2126c4d310abe9dad4509396f..3988e44f4934b198a2beb1798ef903c6ce7979de 100644 (file)
--- 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: