From: Doug Goldstein <cardoe@cardoe.com>
Date: Tue, 24 Mar 2015 01:34:48 +0000 (-0500)
Subject: USB: ftdi_sio: Use jtag quirk for SNAP Connect E10
X-Git-Tag: firefly_0821_release~176^2~2060^2^2
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=b229a0f840f774d29d8fedbf5deb344ca36b7f1a;p=firefly-linux-kernel-4.4.55.git

USB: ftdi_sio: Use jtag quirk for SNAP Connect E10

This patch uses the existing CALAO Systems ftdi_8u2232c_probe in order
to avoid attaching a TTY to the JTAG port as this board is based on the
CALAO Systems reference design and needs the same fix up.

Signed-off-by: Doug Goldstein <cardoe@cardoe.com>
CC: stable <stable@vger.kernel.org>
[johan: clean up probe logic ]
Signed-off-by: Johan Hovold <johan@kernel.org>
---

diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 130b354a8fd7..8eb68a31cab6 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -1884,8 +1884,12 @@ static int ftdi_8u2232c_probe(struct usb_serial *serial)
 {
 	struct usb_device *udev = serial->dev;
 
-	if ((udev->manufacturer && !strcmp(udev->manufacturer, "CALAO Systems")) ||
-	    (udev->product && !strcmp(udev->product, "BeagleBone/XDS100V2")))
+	if (udev->manufacturer && !strcmp(udev->manufacturer, "CALAO Systems"))
+		return ftdi_jtag_probe(serial);
+
+	if (udev->product &&
+		(!strcmp(udev->product, "BeagleBone/XDS100V2") ||
+		 !strcmp(udev->product, "SNAP Connect E10")))
 		return ftdi_jtag_probe(serial);
 
 	return 0;