diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index 6978469..5065404 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -402,6 +402,7 @@ static const struct ata_port_operations ahci_p5wdh_ops = {
 static const struct ata_port_info ahci_port_info[] = {
 	/* board_ahci */
 	{
+		AHCI_HFLAGS	(AHCI_HFLAG_NO_PMP),
 		.flags		= AHCI_FLAG_COMMON,
 		.link_flags	= AHCI_LFLAG_COMMON,
 		.pio_mask	= 0x1f, /* pio0-4 */
@@ -1863,7 +1864,7 @@ static void ahci_error_handler(struct ata_port *ap)
 
 	/* perform recovery */
 	sata_pmp_do_eh(ap, ata_std_prereset, ahci_softreset,
-		       ahci_hardreset, ahci_postreset,
+		       NULL/*ahci_hardreset*/, ahci_postreset,
 		       sata_pmp_std_prereset, ahci_pmp_softreset,
 		       sata_pmp_std_hardreset, sata_pmp_std_postreset);
 }