X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=drivers%2Fata%2Fahci_platform.c;h=639adb1f8abdc08e7a4a958868457f35164cfb4d;hb=f6dd9a1be5de38e3ac0b75d1018d9f723bfe8b10;hp=04975b851c237c4894282f94feed4ad19a1c9b01;hpb=01d85b9b2b6bec2b0773cf2afc58699dc4b052f8;p=firefly-linux-kernel-4.4.55.git

diff --git a/drivers/ata/ahci_platform.c b/drivers/ata/ahci_platform.c
index 04975b851c23..639adb1f8abd 100644
--- a/drivers/ata/ahci_platform.c
+++ b/drivers/ata/ahci_platform.c
@@ -51,6 +51,9 @@ static int ahci_probe(struct platform_device *pdev)
 	if (rc)
 		return rc;
 
+	of_property_read_u32(dev->of_node,
+			     "ports-implemented", &hpriv->force_port_map);
+
 	if (of_device_is_compatible(dev->of_node, "hisilicon,hisi-ahci"))
 		hpriv->flags |= AHCI_HFLAG_NO_FBS | AHCI_HFLAG_NO_NCQ;