From: Suneel Garapati sgarapati@marvell.com
For SATA controller found on OcteonTX SoC's, use non-standard PCI BAR0 instead of BAR5.
Signed-off-by: Suneel Garapati sgarapati@marvell.com Reviewed-by: Simon Glass sjg@chromium.org
Signed-off-by: Stefan Roese sr@denx.de ---
Changes in v2: - Add Reviewed-by tag from Simon - Add note about adding a Kconfig option for AHCI quirks, once there are multiple quirks
Changes in v1: - Change patch subject - Use constants from pci_ids.h instead of hardcoded values
drivers/ata/ahci.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+)
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index 47cdea1f58..22bc0d3b10 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -1198,10 +1198,25 @@ int ahci_probe_scsi(struct udevice *ahci_dev, ulong base) int ahci_probe_scsi_pci(struct udevice *ahci_dev) { ulong base; + u16 vendor, device;
base = (ulong)dm_pci_map_bar(ahci_dev, PCI_BASE_ADDRESS_5, PCI_REGION_MEM);
+ /* + * Note: + * Right now, we have only one quirk here, which is not enough to + * introduce a new Kconfig option to select this. Once we have more + * quirks in this AHCI code, we should add a Kconfig option for + * this though. + */ + dm_pci_read_config16(ahci_dev, PCI_VENDOR_ID, &vendor); + dm_pci_read_config16(ahci_dev, PCI_DEVICE_ID, &device); + + if (vendor == PCI_VENDOR_ID_CAVIUM && + device == PCI_DEVICE_ID_CAVIUM_SATA) + base = (uintptr_t)dm_pci_map_bar(ahci_dev, PCI_BASE_ADDRESS_0, + PCI_REGION_MEM); return ahci_probe_scsi(ahci_dev, base); } #endif