V4L/DVB (7226): saa7134: add support for the NXP Snake DVB-S reference design

Signed-off-by: Hartmut Hackmann <hartmut.hackmann@t-online.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

Documentation/video4linux/CARDLIST.saa7134

@@ -131,3 +131,4 @@
 130 -> Beholder BeholdTV M6 / BeholdTV M6 Extra [5ace:6190,5ace:6193]
 131 -> Twinhan Hybrid DTV-DVB 3056 PCI          [1822:0022]
 132 -> Genius TVGO AM11MCE
+133 -> NXP Snake DVB-S reference design

drivers/media/video/saa7134/saa7134-cards.c

@@ -3992,6 +3992,24 @@ struct saa7134_board saa7134_boards[] = {
 			.gpio = 0x6000,
 		},
 	},
+	[SAA7134_BOARD_PHILIPS_SNAKE] = {
+		.name           = "NXP Snake DVB-S reference design",
+		.audio_clock    = 0x00200000,
+		.tuner_type     = TUNER_ABSENT,
+		.radio_type     = UNSET,
+		.tuner_addr     = ADDR_UNSET,
+		.radio_addr     = ADDR_UNSET,
+		.mpeg           = SAA7134_MPEG_DVB,
+		.inputs = {{
+			.name   = name_comp1,
+			.vmux   = 3,
+			.amux   = LINE1,
+		}, {
+			.name   = name_svideo,
+			.vmux   = 8,
+			.amux   = LINE1,
+		} },
+	},
 };
 
 const unsigned int saa7134_bcount = ARRAY_SIZE(saa7134_boards);
@@ -5283,6 +5301,14 @@ int saa7134_board_init2(struct saa7134_dev *dev)
 		}
 		break;
 	case SAA7134_BOARD_PHILIPS_EUROPA:
+		if (dev->autodetected && (dev->eedata[0x41] == 0x1c)) {
+			/* Reconfigure board as Snake reference design */
+			dev->board = SAA7134_BOARD_PHILIPS_SNAKE;
+			dev->tuner_type = saa7134_boards[dev->board].tuner_type;
+			printk(KERN_INFO "%s: Reconfigured board as %s\n",
+				dev->name, saa7134_boards[dev->board].name);
+			break;
+		}
 	case SAA7134_BOARD_VIDEOMATE_DVBT_300:
 	case SAA7134_BOARD_ASUS_EUROPA2_HYBRID:
 		/* The Philips EUROPA based hybrid boards have the tuner connected through

drivers/media/video/saa7134/saa7134-dvb.c

@@ -44,6 +44,7 @@
 #include "tda827x.h"
 #include "isl6421.h"
 #include "isl6405.h"
+#include "lnbp21.h"
 
 MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
 MODULE_LICENSE("GPL");
@@ -1080,6 +1081,18 @@ static int dvb_init(struct saa7134_dev *dev)
 	case SAA7134_BOARD_TWINHAN_DTV_DVB_3056:
 		configure_tda827x_fe(dev, &twinhan_dtv_dvb_3056_config);
 		break;
+	case SAA7134_BOARD_PHILIPS_SNAKE:
+		dev->dvb.frontend = dvb_attach(tda10086_attach, &flydvbs,
+						&dev->i2c_adap);
+		if (dev->dvb.frontend) {
+			if (dvb_attach(tda826x_attach, dev->dvb.frontend, 0x60,
+					&dev->i2c_adap, 0) == NULL)
+				wprintk("%s: No tda826x found!\n", __FUNCTION__);
+			if (dvb_attach(lnbp21_attach, dev->dvb.frontend,
+					&dev->i2c_adap, 0, 0) == NULL)
+				wprintk("%s: No lnbp21 found!\n", __FUNCTION__);
+		}
+		break;
 	default:
 		wprintk("Huh? unknown DVB card?\n");
 		break;

drivers/media/video/saa7134/saa7134.h

@@ -254,6 +254,7 @@ struct saa7134_format {
 #define SAA7134_BOARD_BEHOLD_M6		130
 #define SAA7134_BOARD_TWINHAN_DTV_DVB_3056 131
 #define SAA7134_BOARD_GENIUS_TVGO_A11MCE   132
+#define SAA7134_BOARD_PHILIPS_SNAKE        133
 
 #define SAA7134_MAXBOARDS 8
 #define SAA7134_INPUT_MAX 8