V4L/DVB (6423): Add tuner-xc2028 driver

Add support for Xceive XC2028/XC3028 tuner driver

Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/drivers/media/video/tuner-core.c b/drivers/media/video/tuner-core.c
index d1d6c66..ce817a1 100644
--- a/drivers/media/video/tuner-core.c
+++ b/drivers/media/video/tuner-core.c
@@ -193,6 +193,8 @@
 		set_tv_freq(c, freq);
 		t->tv_freq = freq;
 		break;
+	default:
+		tuner_dbg("freq set: unknown mode: 0x%04x!\n",t->mode);
 	}
 }
 
@@ -320,6 +322,9 @@
 		i2c_master_send(c,buffer,4);
 		attach_simple_tuner(t);
 		break;
+	case TUNER_XC2028:
+		xc2028_tuner_init(c);
+		break;
 	case TUNER_TDA9887:
 		tda9887_tuner_init(t);
 		break;