ahci: increase spin-up timeout to 20 sec

Based on Linux libata code, most drives are less than 10 sec, but some
need up to 20 sec.

Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Reviewed-by: Tom Rini <trini@ti.com>

diff --git a/drivers/block/ahci.c b/drivers/block/ahci.c
index a7044f2ea7aef3b5a65a382783e5f90a72988f21..7f78c0030144e7431e5f248e984dba7b2faaf69c 100644 (file)
--- a/drivers/block/ahci.c
+++ b/drivers/block/ahci.c
@@ -38,7 +38,7 @@ hd_driveid_t *ataid[AHCI_MAX_PORTS];
 #endif
 
 /* Maximum timeouts for each event */
-#define WAIT_MS_SPINUP 10000
+#define WAIT_MS_SPINUP 20000
 #define WAIT_MS_DATAIO 5000
 #define WAIT_MS_FLUSH  5000
 #define WAIT_MS_LINKUP 4