From 01f6479e8227c5efc270c6746f0ab8bd8f23abdb Mon Sep 17 00:00:00 2001
From: luowei <lw@rock-chips.com>
Date: Wed, 24 Oct 2012 18:30:22 +0800
Subject: [PATCH] rk30_phonepad:add mt6229 to black list in usb serial

---
 drivers/usb/serial/option.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)
 mode change 100644 => 100755 drivers/usb/serial/option.c

diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
old mode 100644
new mode 100755
index e9bfcd91b319..01fb3dcde6fd
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -448,6 +448,11 @@ static void option_instat_callback(struct urb *urb);
 #define CELLIENT_VENDOR_ID			0x2692
 #define CELLIENT_PRODUCT_MEN200			0x9005
 
+/*usi mt6229 modem*/
+#define MT6229_VENDOR_ID			0x0e8d 
+#define MT6229_PRODUCT_ID			0x00a0
+
+
 /* some devices interfaces need special handling due to a number of reasons */
 enum option_blacklist_reason {
 		OPTION_BLACKLIST_NONE = 0,
@@ -1438,6 +1443,14 @@ static int option_probe(struct usb_serial *serial,
 		serial->interface->cur_altsetting->desc.bInterfaceClass != USB_CLASS_CDC_DATA)
 		return -ENODEV;
 
+	/* Don't bind network interface on mt6229, it is handled by a separate module */
+	if (serial->dev->descriptor.idVendor == MT6229_VENDOR_ID &&
+		serial->dev->descriptor.idProduct == MT6229_PRODUCT_ID)
+	{
+		printk("%s:mt6229 exit\n",__func__);
+		return -ENODEV;
+	}
+
 	data = serial->private = kzalloc(sizeof(struct usb_wwan_intf_private), GFP_KERNEL);
 	if (!data)
 		return -ENOMEM;
-- 
2.34.1