V4L/DVB (10514): em28xx: Add support for Kaiomy TVnPC U2 stick

Thanks to Peter Senna Tschudin <peter.senna@gmail.com> for borrow me one
of those devices.
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

Documentation/video4linux/CARDLIST.em28xx

@@ -57,5 +57,6 @@
  57 -> Kworld PlusTV HD Hybrid 330              (em2883)        [eb1a:a316]
  58 -> Compro VideoMate ForYou/Stereo           (em2820/em2840) [185b:2041]
  60 -> Hauppauge WinTV HVR 850                  (em2883)        [2040:651f]
+ 61 -> Kaiomy TVnPC U2                          (em2860)        [eb1a:e303]
  61 -> Pixelview PlayTV Box 4 USB 2.0           (em2820/em2840)
  62 -> Gadmei TVR200                            (em2820/em2840)

drivers/media/video/em28xx/em28xx-cards.c

@@ -1252,6 +1252,33 @@ struct em28xx_board em28xx_boards[] = {
 			.amux     = EM28XX_AMUX_LINE_IN,
 		} },
 	},
+	[EM2860_BOARD_KAIOMY_TVNPC_U2] = {
+		.name	      = "Kaiomy TVnPC U2",
+		.vchannels    = 3,
+		.tuner_type   = TUNER_XC2028,
+		.tuner_addr   = 0x61,
+		.mts_firmware = 1,
+		.decoder      = EM28XX_TVP5150,
+		.tuner_gpio   = default_tuner_gpio,
+		.input          = { {
+			.type     = EM28XX_VMUX_TELEVISION,
+			.vmux     = TVP5150_COMPOSITE0,
+			.amux     = EM28XX_AMUX_VIDEO,
+
+		}, {
+			.type     = EM28XX_VMUX_COMPOSITE1,
+			.vmux     = TVP5150_COMPOSITE1,
+			.amux     = EM28XX_AMUX_LINE_IN,
+		}, {
+			.type     = EM28XX_VMUX_SVIDEO,
+			.vmux     = TVP5150_SVIDEO,
+			.amux     = EM28XX_AMUX_LINE_IN,
+		} },
+		.radio		= {
+			.type     = EM28XX_RADIO,
+			.amux     = EM28XX_AMUX_LINE_IN,
+		}
+	}
 };
 const unsigned int em28xx_bcount = ARRAY_SIZE(em28xx_boards);
 
@@ -1279,6 +1306,8 @@ struct usb_device_id em28xx_id_table [] = {
 			.driver_info = EM2820_BOARD_UNKNOWN },
 	{ USB_DEVICE(0xeb1a, 0xe300),
 			.driver_info = EM2861_BOARD_KWORLD_PVRTV_300U },
+	{ USB_DEVICE(0xeb1a, 0xe303),
+			.driver_info = EM2860_BOARD_KAIOMY_TVNPC_U2 },
 	{ USB_DEVICE(0xeb1a, 0xe305),
 			.driver_info = EM2880_BOARD_KWORLD_DVB_305U },
 	{ USB_DEVICE(0xeb1a, 0xe310),
@@ -1524,6 +1553,20 @@ void em28xx_pre_card_setup(struct em28xx *dev)
 		/* enables audio for that devices */
 		em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xfd);
 		break;
+
+	case EM2860_BOARD_KAIOMY_TVNPC_U2:
+		em28xx_write_regs(dev, EM28XX_R0F_XCLK, "\x07", 1);
+		em28xx_write_regs(dev, EM28XX_R06_I2C_CLK, "\x40", 1);
+		em28xx_write_regs(dev, 0x0d, "\x42", 1);
+		em28xx_write_regs(dev, 0x08, "\xfd", 1);
+		msleep(10);
+		em28xx_write_regs(dev, 0x08, "\xff", 1);
+		msleep(10);
+		em28xx_write_regs(dev, 0x08, "\x7f", 1);
+		msleep(10);
+		em28xx_write_regs(dev, 0x08, "\x6b", 1);
+
+		break;
 	}
 
 	em28xx_gpio_set(dev, dev->board.tuner_gpio);

drivers/media/video/em28xx/em28xx.h

@@ -99,6 +99,7 @@
 #define EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850	  60
 #define EM2820_BOARD_PROLINK_PLAYTV_BOX4_USB2	  61
 #define EM2820_BOARD_GADMEI_TVR200		  62
+#define EM2860_BOARD_KAIOMY_TVNPC_U2              61
 
 /* Limits minimum and default number of buffers */
 #define EM28XX_MIN_BUF 4