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From b9d300b5aea18f2e992201d182d939030130aab2 Mon Sep 17 00:00:00 2001
From: Hans Ulli Kroll <ulli.kroll@googlemail.com>
Date: Sat, 14 Apr 2018 18:49:57 +0200
Subject: [PATCH 17/18] usb: host: fotg2: restart hcd after port reset
on Gemini SoC FOTG2 stalls after port reset
rerstart the hcd.
Signed-off-by: Hans Ulli Kroll <ulli.kroll@googlemail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
---
drivers/usb/host/fotg210-hcd.c | 4 ++++
1 file changed, 4 insertions(+)
--- a/drivers/usb/host/fotg210-hcd.c
+++ b/drivers/usb/host/fotg210-hcd.c
@@ -1633,6 +1633,10 @@ static int fotg210_hub_control(struct us
/* see what we found out */
temp = check_reset_complete(fotg210, wIndex, status_reg,
fotg210_readl(fotg210, status_reg));
+
+ /* restart schedule */
+ fotg210->command |= CMD_RUN;
+ fotg210_writel(fotg210, fotg210->command, &fotg210->regs->command);
}
if (!(temp & (PORT_RESUME|PORT_RESET))) {
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