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Message-ID: <1399969905-3509-3-git-send-email-george.cherian@ti.com>
Date: Tue, 13 May 2014 14:01:42 +0530
From: George Cherian <george.cherian@...com>
To: <linux-kernel@...r.kernel.org>, <linux-usb@...r.kernel.org>,
<linux-omap@...r.kernel.org>
CC: <balbi@...com>, <gregkh@...uxfoundation.org>, <zonque@...il.com>,
George Cherian <george.cherian@...com>
Subject: [PATCH v3 2/5] usb: musb: dsps: Call usb_phy(_shutdown/_init) during musb_platform_reset()
For DSPS platform usb_phy_vbus(_off/_on) are NOPs.
So during musb_platform_reset() call usb_phy(_shutdown/_init)
Signed-off-by: George Cherian <george.cherian@...com>
---
drivers/usb/musb/musb_dsps.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/usb/musb/musb_dsps.c b/drivers/usb/musb/musb_dsps.c
index 51beb13..74c4193 100644
--- a/drivers/usb/musb/musb_dsps.c
+++ b/drivers/usb/musb/musb_dsps.c
@@ -543,7 +543,11 @@ static void dsps_musb_reset(struct musb *musb)
const struct dsps_musb_wrapper *wrp = glue->wrp;
dsps_writel(musb->ctrl_base, wrp->control, (1 << wrp->reset));
- udelay(100);
+ usleep_range(100, 200);
+ usb_phy_shutdown(musb->xceiv);
+ usleep_range(100, 200);
+ usb_phy_init(musb->xceiv);
+
}
static struct musb_platform_ops dsps_ops = {
--
1.8.3.1
--
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