diff --git a/[refs] b/[refs]
index 86103e2f1cb9..aa4f01e9f0d4 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 33480a0ede8dcc7e6483054279008f972bd56fd3
+refs/heads/master: 551c012d7eea3dc5ec063c7ff9c718d39e77634f
diff --git a/trunk/drivers/ata/ahci.c b/trunk/drivers/ata/ahci.c
index f36da488a2c1..dbae6d971041 100644
--- a/trunk/drivers/ata/ahci.c
+++ b/trunk/drivers/ata/ahci.c
@@ -645,8 +645,6 @@ static int ahci_reset_controller(void __iomem *mmio, struct pci_dev *pdev)
 	u32 cap_save, impl_save, tmp;
 
 	cap_save = readl(mmio + HOST_CAP);
-	cap_save &= ( (1<<28) | (1<<17) );
-	cap_save |= (1 << 27);
 	impl_save = readl(mmio + HOST_PORTS_IMPL);
 
 	/* global controller reset */