From: Roger Quadros <rogerq@ti.com>
To: <felipe.balbi@linux.intel.com>, <gregkh@linuxfoundation.org>,
<pawell@cadence.com>
Cc: <peter.chen@nxp.com>, <nsekhar@ti.com>, <kurahul@cadence.com>,
<linux-usb@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
Roger Quadros <rogerq@ti.com>
Subject: [PATCH 2/2] usb: cdns3: gadget: Fix full-speed mode
Date: Mon, 7 Oct 2019 15:16:01 +0300 [thread overview]
Message-ID: <20191007121601.25996-3-rogerq@ti.com> (raw)
In-Reply-To: <20191007121601.25996-1-rogerq@ti.com>
We need to disable USB3 PHY for full-speed mode else
gadget mode is broken.
Signed-off-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
---
drivers/usb/cdns3/gadget.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/usb/cdns3/gadget.c b/drivers/usb/cdns3/gadget.c
index 228cdc4ab886..157536753b8c 100644
--- a/drivers/usb/cdns3/gadget.c
+++ b/drivers/usb/cdns3/gadget.c
@@ -2571,6 +2571,7 @@ static int cdns3_gadget_start(struct cdns3 *cdns)
switch (max_speed) {
case USB_SPEED_FULL:
writel(USB_CONF_SFORCE_FS, &priv_dev->regs->usb_conf);
+ writel(USB_CONF_USB3DIS, &priv_dev->regs->usb_conf);
break;
case USB_SPEED_HIGH:
writel(USB_CONF_USB3DIS, &priv_dev->regs->usb_conf);
--
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next prev parent reply other threads:[~2019-10-07 12:16 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-07 12:15 [PATCH 0/2] usb: cdns3: fixes for 5.4-rc Roger Quadros
2019-10-07 12:16 ` [PATCH 1/2] usb: cdns3: fix cdns3_core_init_role() Roger Quadros
2019-10-16 4:32 ` Pawel Laszczak
2019-10-16 9:20 ` Roger Quadros
2019-10-16 9:38 ` Pawel Laszczak
2019-10-16 9:54 ` Roger Quadros
2019-10-07 12:16 ` Roger Quadros [this message]
2019-10-08 8:07 ` [PATCH 2/2] usb: cdns3: gadget: Fix full-speed mode Peter Chen
2019-10-16 4:35 ` Pawel Laszczak
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