From mboxrd@z Thu Jan 1 00:00:00 1970 From: George Cherian Subject: [PATCH v6 3/5] usb: musb: dsps: Call usb_phy(_shutdown/_init) during musb_platform_reset() Date: Mon, 26 May 2014 14:50:10 +0530 Message-ID: <1401096012-6895-4-git-send-email-george.cherian@ti.com> References: <1401096012-6895-1-git-send-email-george.cherian@ti.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1401096012-6895-1-git-send-email-george.cherian@ti.com> Sender: linux-kernel-owner@vger.kernel.org To: linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, linux-omap@vger.kernel.org Cc: gregkh@linuxfoundation.org, balbi@ti.com, zonque@gmail.com, b-liu@ti.com, George Cherian List-Id: linux-omap@vger.kernel.org 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 --- 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