ramips: add BroadMobi BM806U lte-modem support

Backport patch which adds suport for the BroadMobi BM806U 3G/4G modem,
which is used in D-Link DWR-921 C3.

Signed-off-by: Pawel Dembicki <[email protected]>

target/linux/generic/pending-4.14/182-net-qmi_wwan-add-BroadMobi-BM806U-2020-2033.patch

@@ -0,0 +1,28 @@
+From 743989254ea9f132517806d8893ca9b6cf9dc86b Mon Sep 17 00:00:00 2001
+From: Pawel Dembicki <[email protected]>
+Date: Sat, 24 Mar 2018 22:08:14 +0100
+Subject: [PATCH] net: qmi_wwan: add BroadMobi BM806U 2020:2033
+
+BroadMobi BM806U is an Qualcomm MDM9225 based 3G/4G modem.
+Tested hardware BM806U is mounted on D-Link DWR-921-C3 router.
+The USB id is added to qmi_wwan.c to allow QMI communication with
+the BM806U.
+
+Tested on 4.14 kernel and OpenWRT.
+
+Signed-off-by: Pawel Dembicki <[email protected]>
+Signed-off-by: David S. Miller <[email protected]>
+---
+ drivers/net/usb/qmi_wwan.c | 1 +
+ 1 file changed, 1 insertion(+)
+
+--- a/drivers/net/usb/qmi_wwan.c
++++ b/drivers/net/usb/qmi_wwan.c
+@@ -1183,6 +1183,7 @@ static const struct usb_device_id produc
+ 	{QMI_FIXED_INTF(0x19d2, 0x2002, 4)},	/* ZTE (Vodafone) K3765-Z */
+ 	{QMI_FIXED_INTF(0x2001, 0x7e19, 4)},	/* D-Link DWM-221 B1 */
+ 	{QMI_FIXED_INTF(0x2001, 0x7e35, 4)},	/* D-Link DWM-222 */
++	{QMI_FIXED_INTF(0x2020, 0x2033, 4)},	/* BroadMobi BM806U */
+ 	{QMI_FIXED_INTF(0x0f3d, 0x68a2, 8)},    /* Sierra Wireless MC7700 */
+ 	{QMI_FIXED_INTF(0x114f, 0x68a2, 8)},    /* Sierra Wireless MC7750 */
+ 	{QMI_FIXED_INTF(0x1199, 0x68a2, 8)},	/* Sierra Wireless MC7710 in QMI mode */

target/linux/generic/pending-4.9/182-net-qmi_wwan-add-BroadMobi-BM806U-2020-2033.patch

@@ -0,0 +1,28 @@
+From 743989254ea9f132517806d8893ca9b6cf9dc86b Mon Sep 17 00:00:00 2001
+From: Pawel Dembicki <[email protected]>
+Date: Sat, 24 Mar 2018 22:08:14 +0100
+Subject: [PATCH] net: qmi_wwan: add BroadMobi BM806U 2020:2033
+
+BroadMobi BM806U is an Qualcomm MDM9225 based 3G/4G modem.
+Tested hardware BM806U is mounted on D-Link DWR-921-C3 router.
+The USB id is added to qmi_wwan.c to allow QMI communication with
+the BM806U.
+
+Tested on 4.14 kernel and OpenWRT.
+
+Signed-off-by: Pawel Dembicki <[email protected]>
+Signed-off-by: David S. Miller <[email protected]>
+---
+ drivers/net/usb/qmi_wwan.c | 1 +
+ 1 file changed, 1 insertion(+)
+
+--- a/drivers/net/usb/qmi_wwan.c
++++ b/drivers/net/usb/qmi_wwan.c
+@@ -888,6 +888,7 @@ static const struct usb_device_id produc
+ 	{QMI_FIXED_INTF(0x19d2, 0x2002, 4)},	/* ZTE (Vodafone) K3765-Z */
+ 	{QMI_FIXED_INTF(0x2001, 0x7e19, 4)},	/* D-Link DWM-221 B1 */
+ 	{QMI_FIXED_INTF(0x2001, 0x7e35, 4)},	/* D-Link DWM-222 */
++	{QMI_FIXED_INTF(0x2020, 0x2033, 4)},	/* BroadMobi BM806U */
+ 	{QMI_FIXED_INTF(0x0f3d, 0x68a2, 8)},    /* Sierra Wireless MC7700 */
+ 	{QMI_FIXED_INTF(0x114f, 0x68a2, 8)},    /* Sierra Wireless MC7750 */
+ 	{QMI_FIXED_INTF(0x1199, 0x68a2, 8)},	/* Sierra Wireless MC7710 in QMI mode */