Add support for the Avermedia 777 DVB-T card

From: Jose Alberto Reguero <jareguero@telefonica.net>

  

Signed-off-by: Jose Alberto Reguero <jareguero@telefonica.net>
Signed-off-by: Hartmut Hackmann <hartmut.hackmann@t-online.de>

3 files changed, 134 insertions, 0 deletions

diff --git a/linux/drivers/media/video/saa7134/saa7134-cards.c b/linux/drivers/media/video/saa7134/saa7134-cards.c
index 03846ae62..db2b2da14 100644
--- a/linux/drivers/media/video/saa7134/saa7134-cards.c
+++ b/linux/drivers/media/video/saa7134/saa7134-cards.c
@@ -2624,6 +2624,24 @@ struct saa7134_board saa7134_boards[] = {
 			.gpio = 0x000000,	/* GPIO21=Low for FM radio antenna */
 		},
 	},
+	[SAA7134_BOARD_AVERMEDIA_777] = {
+		.name           = "AverTV DVB-T 777",
+		.audio_clock    = 0x00187de7,
+		.tuner_type     = TUNER_ABSENT,
+		.radio_type     = UNSET,
+		.tuner_addr	= ADDR_UNSET,
+		.radio_addr	= ADDR_UNSET,
+		.mpeg           = SAA7134_MPEG_DVB,
+		.inputs = {{
+			.name   = name_comp1,
+			.vmux   = 0,
+			.amux   = LINE1,
+		},{
+			.name   = name_svideo,
+			.vmux   = 8,
+			.amux   = LINE1,
+		}},
+	},
 };
 
 const unsigned int saa7134_bcount = ARRAY_SIZE(saa7134_boards);
@@ -3095,6 +3113,12 @@ struct pci_device_id saa7134_pci_tbl[] = {
 		.subdevice    = 0x0319,
 		.driver_data  = SAA7134_BOARD_FLYDVB_TRIO,
 	},{
+		.vendor       = PCI_VENDOR_ID_PHILIPS,
+		.device       = PCI_DEVICE_ID_PHILIPS_SAA7134,	/* SAA 7131E */
+		.subvendor    = 0x1461,
+		.subdevice    = 0x2c05,
+		.driver_data  = SAA7134_BOARD_AVERMEDIA_777,
+	},{
 		/* --- boards without eeprom + subsystem ID --- */
 		.vendor       = PCI_VENDOR_ID_PHILIPS,
 		.device       = PCI_DEVICE_ID_PHILIPS_SAA7134,
diff --git a/linux/drivers/media/video/saa7134/saa7134-dvb.c b/linux/drivers/media/video/saa7134/saa7134-dvb.c
index 6e98892f0..996486394 100644
--- a/linux/drivers/media/video/saa7134/saa7134-dvb.c
+++ b/linux/drivers/media/video/saa7134/saa7134-dvb.c
@@ -115,6 +115,27 @@ static int mt352_pinnacle_init(struct dvb_frontend* fe)
 	return 0;
 }
 
+static int mt352_aver777_init(struct dvb_frontend* fe)
+{
+	static u8 clock_config []  = { CLOCK_CTL,  0x38, 0x2d };
+	static u8 reset []         = { RESET,      0x80 };
+	static u8 adc_ctl_1_cfg [] = { ADC_CTL_1,  0x40 };
+	static u8 agc_cfg []       = { AGC_TARGET, 0x28, 0xa0 };
+	static u8 capt_range_cfg[] = { CAPT_RANGE, 0x33 };
+	struct saa7134_dev *dev= fe->dvb->priv;
+
+	printk("%s: %s called\n",dev->name,__FUNCTION__);
+
+	mt352_write(fe, clock_config,   sizeof(clock_config));
+	udelay(200);
+	mt352_write(fe, reset,          sizeof(reset));
+	mt352_write(fe, adc_ctl_1_cfg,  sizeof(adc_ctl_1_cfg));
+	mt352_write(fe, agc_cfg,        sizeof(agc_cfg));
+	mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg));
+
+	return 0;
+}
+
 static int mt352_pinnacle_pll_set(struct dvb_frontend* fe,
 				  struct dvb_frontend_parameters* params,
 				  u8* pllbuf)
@@ -144,6 +165,81 @@ static int mt352_pinnacle_pll_set(struct dvb_frontend* fe,
 	return 0;
 }
 
+static int mt352_aver777_pll_set(struct dvb_frontend *fe, struct dvb_frontend_parameters *params, u8* pllbuf)
+{
+	int tuner_frequency = 0;
+	u8 band, cp, filter;
+
+	/* determine charge pump */
+	tuner_frequency = params->frequency + 36166000;
+	if (tuner_frequency < 87000000)
+		return -EINVAL;
+	else if (tuner_frequency < 130000000)
+		cp = 3;
+	else if (tuner_frequency < 160000000)
+		cp = 5;
+	else if (tuner_frequency < 200000000)
+		cp = 6;
+	else if (tuner_frequency < 290000000)
+		cp = 3;
+	else if (tuner_frequency < 420000000)
+		cp = 5;
+	else if (tuner_frequency < 480000000)
+		cp = 6;
+	else if (tuner_frequency < 620000000)
+		cp = 3;
+	else if (tuner_frequency < 830000000)
+		cp = 5;
+	else if (tuner_frequency < 895000000)
+		cp = 7;
+	else
+		return -EINVAL;
+
+	/* determine band */
+	if (params->frequency < 49000000)
+		return -EINVAL;
+	else if (params->frequency < 161000000)
+		band = 1;
+	else if (params->frequency < 444000000)
+		band = 2;
+	else if (params->frequency < 861000000)
+		band = 4;
+	else
+		return -EINVAL;
+
+	/* setup PLL filter */
+	switch (params->u.ofdm.bandwidth) {
+	case BANDWIDTH_6_MHZ:
+		filter = 0;
+		break;
+
+	case BANDWIDTH_7_MHZ:
+		filter = 0;
+		break;
+
+	case BANDWIDTH_8_MHZ:
+		filter = 1;
+		break;
+
+	default:
+		return -EINVAL;
+	}
+
+	/* calculate divisor
+	 * ((36166000+((1000000/6)/2)) + Finput)/(1000000/6)
+	 */
+	tuner_frequency = (((params->frequency / 1000) * 6) + 217496) / 1000;
+
+	/* setup tuner buffer */
+	pllbuf[0] = 0xc2;
+	pllbuf[1] = (tuner_frequency >> 8) & 0x7f;
+	pllbuf[2] = tuner_frequency & 0xff;
+	pllbuf[3] = 0xca;
+	pllbuf[4] = (cp << 5) | (filter << 3) | band;
+
+	return 0;
+}
+
 static struct mt352_config pinnacle_300i = {
 	.demod_address = 0x3c >> 1,
 	.adc_clock     = 20333,
@@ -152,6 +248,12 @@ static struct mt352_config pinnacle_300i = {
 	.demod_init    = mt352_pinnacle_init,
 	.pll_set       = mt352_pinnacle_pll_set,
 };
+
+static struct mt352_config avermedia_777 = {
+	.demod_address = 0xf,
+	.demod_init    = mt352_aver777_init,
+	.pll_set       = mt352_aver777_pll_set,
+};
 #endif
 
 /* ------------------------------------------------------------------ */
@@ -849,6 +951,12 @@ static int dvb_init(struct saa7134_dev *dev)
 		dev->dvb.frontend = mt352_attach(&pinnacle_300i,
 						 &dev->i2c_adap);
 		break;
+
+	case SAA7134_BOARD_AVERMEDIA_777:
+		printk("%s: avertv 777 dvb setup\n",dev->name);
+		dev->dvb.frontend = mt352_attach(&avermedia_777,
+						 &dev->i2c_adap);
+		break;
 #endif
 #ifdef HAVE_TDA1004X
 	case SAA7134_BOARD_MD7134:
diff --git a/linux/drivers/media/video/saa7134/saa7134.h b/linux/drivers/media/video/saa7134/saa7134.h
index 111335c9c..c6780aeab 100644
--- a/linux/drivers/media/video/saa7134/saa7134.h
+++ b/linux/drivers/media/video/saa7134/saa7134.h
@@ -68,6 +68,7 @@ enum saa7134_tvaudio_mode {
 	TVAUDIO_FM_K_STEREO   = 4,
 	TVAUDIO_NICAM_AM      = 5,
 	TVAUDIO_NICAM_FM      = 6,
+	TVAUDIO_AM_MONO	      = 7
 };
 
 enum saa7134_audio_in {
@@ -218,6 +219,7 @@ struct saa7134_format {
 #define SAA7134_BOARD_MSI_TVATANYWHERE_PLUS  82
 #define SAA7134_BOARD_CINERGY250PCI 83
 #define SAA7134_BOARD_FLYDVB_TRIO 84
+#define SAA7134_BOARD_AVERMEDIA_777 85
 
 #define SAA7134_MAXBOARDS 8
 #define SAA7134_INPUT_MAX 8