The SB600 and SB700 southbridge chips from ATI/AMD only have
connections for the primary IDE port. As these chips have unique
pci device ID's use these to mark the secondary port as 'dummy'
Signed-off-by: Darren Stevens <darren@xxxxxxxxxxxxxxxx>
---
diff --git a/drivers/ata/pata_atiixp.c b/drivers/ata/pata_atiixp.c
index 49d705c..588c473 100644
--- a/drivers/ata/pata_atiixp.c
+++ b/drivers/ata/pata_atiixp.c
@@ -278,6 +278,11 @@ static int atiixp_init_one(struct pci_dev *pdev, const
struct pci_device_id *id)
};
const struct ata_port_info *ppi[] = { &info, &info };
+ if((pdev->device == PCI_DEVICE_ID_ATI_IXP600_IDE) ||
+ (pdev->device == PCI_DEVICE_ID_ATI_IXP700_IDE))
+ /* SB600/700 don't have secondary port wired */
+ ppi[1] = &ata_dummy_port_info;
+
return ata_pci_bmdma_init_one(pdev, ppi, &atiixp_sht, NULL,
ATA_HOST_PARALLEL_SCAN);
}
--
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