[PATCH] dvb: Add support for Air2PC/AirStar 2 ATSC 3rd generation (HD5000)

Added support for Air2PC/AirStar 2 ATSC 3rd generation (HD5000)

Signed-off-by: Taylor Jacob <rtjacob@earthlink.net>
Signed-off-by: Michael Krufky <mkrufky@m1k.net>
Cc: Johannes Stezenbach <js@linuxtv.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

3 files changed, 18 insertions, 3 deletions

diff --git a/drivers/media/dvb/frontends/dvb-pll.c b/drivers/media/dvb/frontends/dvb-pll.c
index 536c35d969b7..6668839f9474 100644
--- a/drivers/media/dvb/frontends/dvb-pll.c
+++ b/drivers/media/dvb/frontends/dvb-pll.c
@@ -226,7 +226,7 @@ struct dvb_pll_desc dvb_pll_tua6034 = {
 EXPORT_SYMBOL(dvb_pll_tua6034);
 
 /* Infineon TUA6034
- * used in LG Innotek TDVS-H062F
+ * used in LG TDVS H061F and LG TDVS H062F
  */
 struct dvb_pll_desc dvb_pll_tdvs_tua6034 = {
         .name  = "LG/Infineon TUA6034",
diff --git a/drivers/media/dvb/frontends/lgdt330x.c b/drivers/media/dvb/frontends/lgdt330x.c
index 145918877d2f..10fc4e7878af 100644
--- a/drivers/media/dvb/frontends/lgdt330x.c
+++ b/drivers/media/dvb/frontends/lgdt330x.c
@@ -27,6 +27,7 @@
  *   DViCO FusionHDTV 3 Gold-T
  *   DViCO FusionHDTV 5 Gold
  *   DViCO FusionHDTV 5 Lite
+ *   Air2PC/AirStar 2 ATSC 3rd generation (HD5000)
  *
  * TODO:
  * signal strength always returns 0.
@@ -223,6 +224,11 @@ static int lgdt330x_init(struct dvb_frontend* fe)
                 0x4c, 0x14
         };
 
+        static u8 flip_lgdt3303_init_data[] = {
+                0x4c, 0x14,
+                0x87, 0xf3
+        };
+
         struct lgdt330x_state* state = fe->demodulator_priv;
         char  *chip_name;
         int    err;
@@ -235,8 +241,13 @@ static int lgdt330x_init(struct dvb_frontend* fe)
                 break;
         case LGDT3303:
                 chip_name = "LGDT3303";
-                err = i2c_write_demod_bytes(state, lgdt3303_init_data,
-                                            sizeof(lgdt3303_init_data));
+                if (state->config->clock_polarity_flip) {
+                        err = i2c_write_demod_bytes(state, flip_lgdt3303_init_data,
+                                                    sizeof(flip_lgdt3303_init_data));
+                } else {
+                        err = i2c_write_demod_bytes(state, lgdt3303_init_data,
+                                                    sizeof(lgdt3303_init_data));
+                }
                 break;
         default:
                 chip_name = "undefined";
diff --git a/drivers/media/dvb/frontends/lgdt330x.h b/drivers/media/dvb/frontends/lgdt330x.h
index e209ba1e47c5..2a6529cccf1a 100644
--- a/drivers/media/dvb/frontends/lgdt330x.h
+++ b/drivers/media/dvb/frontends/lgdt330x.h
@@ -47,6 +47,10 @@ struct lgdt330x_config
 
         /* Need to set device param for start_dma */
         int (*set_ts_params)(struct dvb_frontend* fe, int is_punctured);
+
+        /* Flip the polarity of the mpeg data transfer clock using alternate init data
+         * This option applies ONLY to LGDT3303 - 0:disabled (default) 1:enabled */
+        int clock_polarity_flip;
 };
 
 extern struct dvb_frontend* lgdt330x_attach(const struct lgdt330x_config* config,