From 54d5fc42f9b8eff4fb922357431f5df405fa2338 Mon Sep 17 00:00:00 2001 From: Maxime Ripard Date: Tue, 4 Aug 2015 17:04:10 +0200 Subject: [PATCH] musb: sunxi: Force EP0 on re-enable Currently, the second use of a gadget will fail, while the first one works. Forcing the EP0 at every enable fix this issue. Signed-off-by: Maxime Ripard --- drivers/usb/musb-new/sunxi.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/usb/musb-new/sunxi.c b/drivers/usb/musb-new/sunxi.c index 85ac28dfd9..16a264a9dd 100644 --- a/drivers/usb/musb-new/sunxi.c +++ b/drivers/usb/musb-new/sunxi.c @@ -200,6 +200,9 @@ static int sunxi_musb_enable(struct musb *musb) pr_debug("%s():\n", __func__); + musb_ep_select(musb->mregs, 0); + musb_writeb(musb->mregs, MUSB_FADDR, 0); + if (enabled) return 0; -- 2.39.2