cns3xxx: add preliminary 4.9 support

[openwrt/staging/lynxis/omap.git] / target / linux / cns3xxx / patches-4.9 / 080-sata_support.patch

diff --git a/target/linux/cns3xxx/patches-4.9/080-sata_support.patch b/target/linux/cns3xxx/patches-4.9/080-sata_support.patch
new file mode 100644 (file)
index 0000000..479a9b6
--- /dev/null
+++ b/target/linux/cns3xxx/patches-4.9/080-sata_support.patch
@@ -0,0 +1,26 @@
+--- a/drivers/ata/ahci_platform.c
++++ b/drivers/ata/ahci_platform.c
+@@ -37,12 +37,23 @@ static struct scsi_host_template ahci_pl
+       AHCI_SHT(DRV_NAME),
+ };
+ 
++static const struct ata_port_info cns3xxx_port_info = {
++      .flags          = AHCI_FLAG_COMMON,
++      .pio_mask       = ATA_PIO4,
++      .udma_mask      = ATA_UDMA6,
++      .port_ops       = &ahci_pmp_retry_srst_ops,
++};
++
+ static int ahci_probe(struct platform_device *pdev)
+ {
+       struct device *dev = &pdev->dev;
+       struct ahci_host_priv *hpriv;
++      const struct ata_port_info *info = &ahci_port_info;
+       int rc;
+ 
++      if (IS_ENABLED(CONFIG_ARCH_CNS3XXX))
++              info = &cns3xxx_port_info;
++
+       hpriv = ahci_platform_get_resources(pdev);
+       if (IS_ERR(hpriv))
+               return PTR_ERR(hpriv);