OMAP5+: sata/scsi: implement scsi_bus_reset()

Implement missing scsi_bus_reset() for SCSI subsystem commands
on OMAP platforms.

Signed-off-by: Dmitry Lifshitz <lifshitz@compulab.co.il>
Reviewed-by: Tom Rini <trini@ti.com>

diff --git a/arch/arm/cpu/armv7/omap-common/sata.c b/arch/arm/cpu/armv7/omap-common/sata.c
index a24baa1..d18bc50 100644 (file)
--- a/arch/arm/cpu/armv7/omap-common/sata.c
+++ b/arch/arm/cpu/armv7/omap-common/sata.c
@@ -85,3 +85,9 @@ void scsi_init(void)
        init_sata(0);
        scsi_scan(1);
 }
+
+void scsi_bus_reset(void)
+{
+       ahci_reset(DWC_AHSATA_BASE);
+       ahci_init(DWC_AHSATA_BASE);
+}