Re: [U-Boot] [RFC PATCH 17/29] drivers: ata: ahci: add BAR index quirk for OcteonTX

Hi Suneel,

On Tue, 29 Oct 2019 at 14:08, Suneel Garapati suneelglinux@gmail.com wrote:

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

drivers/ata/ahci.c | 7 +++++++ 1 file changed, 7 insertions(+)

diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index 5f929700c0..f8fd2043e3 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -1193,10 +1193,17 @@ 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);
  
  

•   dm_pci_read_config16(ahci_dev, PCI_VENDOR_ID, &vendor);
  

•   dm_pci_read_config16(ahci_dev, PCI_DEVICE_ID, &device);
  

•   if (vendor == 0x177d && device == 0xa01c)
  

This should use constants from pci_ids.h

•           base = (uintptr_t)dm_pci_map_bar(ahci_dev, PCI_BASE_ADDRESS_0,
  

•                                            PCI_REGION_MEM);
    return ahci_probe_scsi(ahci_dev, base);
  

}

#endif

2.23.0

Regards, Simon