V4L/DVB (12783): tm6000: add xc2028/3028 to dvb

Add experimental DVB frontend tuner interface to xc2028/3028
Signed-off-by: Michel Ludwig <michel.ludwig@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/staging/tm6000/tm6000-i2c.c

@@ -343,6 +343,14 @@ static int tm6000_tuner_callback(void *ptr, int command, int arg)
 			rc=tm6000_set_reg (dev, REQ_03_SET_GET_MCU_PIN,
 						TM6000_GPIO_CLK, 1);
 			break;
+		case 4:
+			tm6000_set_reg (dev, REQ_03_SET_GET_MCU_PIN,
+						TM6000_GPIO_4, 0x00);
+			msleep(10);
+			tm6000_set_reg (dev, REQ_03_SET_GET_MCU_PIN,
+						TM6000_GPIO_4, 0x01);
+			break;
+
 		}
 	}
 	return (rc);