From bf313230642ca6ce1e5cb67d49f6cc72a6d752ae Mon Sep 17 00:00:00 2001
From: Hans de Goede <hdegoede@redhat.com>
Date: Sat, 2 Apr 2016 20:46:10 +0200
Subject: [PATCH] musb: Properly call musb_stop() on probe failure
musb_lowlevelinit(): if no device is plugged in / detected call
musb_stop() to undo the preceding musb_start() call.
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
---
drivers/usb/musb-new/musb_uboot.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/usb/musb-new/musb_uboot.c b/drivers/usb/musb-new/musb_uboot.c
index 233a0e4a5e..6ce528c81e 100644
--- a/drivers/usb/musb-new/musb_uboot.c
+++ b/drivers/usb/musb-new/musb_uboot.c
@@ -237,8 +237,10 @@ int musb_lowlevel_init(struct musb_host_data *host)
if (musb_readb(mbase, MUSB_DEVCTL) & MUSB_DEVCTL_HM)
break;
} while (get_timer(0) < timeout);
- if (get_timer(0) >= timeout)
+ if (get_timer(0) >= timeout) {
+ musb_stop(host->host);
return -ENODEV;
+ }
_musb_reset_root_port(host, NULL);
host->host->is_active = 1;
--
2.39.5