1 files changed, 28 insertions, 0 deletions

diff --git a/drivers/media/video/em28xx/em28xx-cards.c b/drivers/media/video/em28xx/em28xx-cards.c
index 3a4fd8514511..ffbe544e30f4 100644
--- a/drivers/media/video/em28xx/em28xx-cards.c
+++ b/drivers/media/video/em28xx/em28xx-cards.c
@@ -158,6 +158,22 @@ static struct em28xx_reg_seq evga_indtube_digital[] = {
         { -1,                   -1,     -1,             -1},
 };
 
+/*
+ * KWorld PlusTV 340U and UB435-Q (ATSC) GPIOs map:
+ * EM_GPIO_0 - currently unknown
+ * EM_GPIO_1 - LED disable/enable (1 = off, 0 = on)
+ * EM_GPIO_2 - currently unknown
+ * EM_GPIO_3 - currently unknown
+ * EM_GPIO_4 - TDA18271HD/C1 tuner (1 = active, 0 = in reset)
+ * EM_GPIO_5 - LGDT3304 ATSC/QAM demod (1 = active, 0 = in reset)
+ * EM_GPIO_6 - currently unknown
+ * EM_GPIO_7 - currently unknown
+ */
+static struct em28xx_reg_seq kworld_a340_digital[] = {
+        {EM28XX_R08_GPIO,       0x6d,           ~EM_GPIO_4,     10},
+        { -1,                   -1,             -1,             -1},
+};
+
 /* Pinnacle Hybrid Pro eb1a:2881 */
 static struct em28xx_reg_seq pinnacle_hybrid_pro_analog[] = {
         {EM28XX_R08_GPIO,       0xfd,   ~EM_GPIO_4,     10},
@@ -1667,6 +1683,16 @@ struct em28xx_board em28xx_boards[] = {
                 .tuner_gpio    = reddo_dvb_c_usb_box,
                 .has_dvb       = 1,
         },
+        /* 1b80:a340 - Empia EM2870, NXP TDA18271HD and LG DT3304, sold
+         * initially as the KWorld PlusTV 340U, then as the UB435-Q.
+         * Early variants have a TDA18271HD/C1, later ones a TDA18271HD/C2 */
+        [EM2870_BOARD_KWORLD_A340] = {
+                .name       = "KWorld PlusTV 340U or UB435-Q (ATSC)",
+                .tuner_type = TUNER_ABSENT,     /* Digital-only TDA18271HD */
+                .has_dvb    = 1,
+                .dvb_gpio   = kworld_a340_digital,
+                .tuner_gpio = default_tuner_gpio,
+        },
 };
 const unsigned int em28xx_bcount = ARRAY_SIZE(em28xx_boards);
 
@@ -1788,6 +1814,8 @@ struct usb_device_id em28xx_id_table[] = {
                         .driver_info = EM2820_BOARD_IODATA_GVMVP_SZ },
         { USB_DEVICE(0xeb1a, 0x50a6),
                         .driver_info = EM2860_BOARD_GADMEI_UTV330 },
+        { USB_DEVICE(0x1b80, 0xa340),
+                        .driver_info = EM2870_BOARD_KWORLD_A340 },
         { },
 };
 MODULE_DEVICE_TABLE(usb, em28xx_id_table);