- DVB-T support for MD7134 cardbus and the PCI variants

	- initial DVB-T support for Lifeview Flydvb-t duo
	- DVB-T support for Philips TOUGH reference design

Signed-off-by: Hartmut Hackmann <hartmut.hackmann@t-online.de>

1 files changed, 371 insertions, 32 deletions

diff --git a/linux/drivers/media/video/saa7134/saa7134-dvb.c b/linux/drivers/media/video/saa7134/saa7134-dvb.c
index 7057162da..b51a03c1c 100644
--- a/linux/drivers/media/video/saa7134/saa7134-dvb.c
+++ b/linux/drivers/media/video/saa7134/saa7134-dvb.c
@@ -1,8 +1,11 @@
 /*
- * $Id: saa7134-dvb.c,v 1.14 2005/06/13 08:42:51 nsh Exp $
+ * $Id: saa7134-dvb.c,v 1.15 2005/06/14 22:47:36 hhackmann Exp $
  *
  * (c) 2004 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
  *
+ *  Extended 3 / 2005 by Hartmut Hackmann to support various
+ *  cards with the tda10046 DVB-T channel decoder
+ *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
  *  the Free Software Foundation; either version 2 of the License, or
@@ -30,7 +33,6 @@
 #include "saa7134-reg.h"
 #include "saa7134.h"
 
-#include "dvb-pll.h"
 #include "mt352.h"
 #include "mt352_priv.h" /* FIXME */
 #include "tda1004x.h"
@@ -39,6 +41,7 @@ MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
 MODULE_LICENSE("GPL");
 
 static unsigned int antenna_pwr = 0;
+
 module_param(antenna_pwr, int, 0444);
 MODULE_PARM_DESC(antenna_pwr,"enable antenna power (Pinnacle 300i)");
 
@@ -141,44 +144,379 @@ static struct mt352_config pinnacle_300i = {
 
 /* ------------------------------------------------------------------ */
 
-static int medion_cardbus_init(struct dvb_frontend* fe)
+static int philips_tu1216_pll_init(struct dvb_frontend *fe)
 {
-	/* anything to do here ??? */
+	struct saa7134_dev *dev = fe->dvb->priv;
+	static u8 tu1216_init[] = { 0x0b, 0xf5, 0x85, 0xab };
+	struct i2c_msg tuner_msg = {.addr = 0x60,.flags = 0,.buf = tu1216_init,.len = sizeof(tu1216_init) };
+
+	// setup PLL configuration
+	if (i2c_transfer(&dev->i2c_adap, &tuner_msg, 1) != 1)
+		return -EIO;
+	msleep(1);
+
 	return 0;
 }
 
-static int medion_cardbus_pll_set(struct dvb_frontend* fe,
-				  struct dvb_frontend_parameters* params)
+static int philips_tu1216_pll_set(struct dvb_frontend *fe, struct dvb_frontend_parameters *params)
 {
 	struct saa7134_dev *dev = fe->dvb->priv;
-	struct v4l2_frequency f;
+	u8 tuner_buf[4];
+	struct i2c_msg tuner_msg = {.addr = 0x60,.flags = 0,.buf = tuner_buf,.len =
+			sizeof(tuner_buf) };
+	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;
 
-	/*
-	 * this instructs tuner.o to set the frequency, the call will
-	 * end up in tuner_command(), VIDIOC_S_FREQUENCY switch.
-	 * tda9887.o will see that as well.
-	 */
-	f.tuner     = 0;
-	f.type      = V4L2_TUNER_DIGITAL_TV;
-	f.frequency = params->frequency / 1000 * 16 / 1000;
-	saa7134_i2c_call_clients(dev,VIDIOC_S_FREQUENCY,&f);
+	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
+	tuner_buf[0] = (tuner_frequency >> 8) & 0x7f;
+	tuner_buf[1] = tuner_frequency & 0xff;
+	tuner_buf[2] = 0xca;
+	tuner_buf[3] = (cp << 5) | (filter << 3) | band;
+
+	if (i2c_transfer(&dev->i2c_adap, &tuner_msg, 1) != 1)
+		return -EIO;
+
+	msleep(1);
 	return 0;
 }
 
-static int fe_request_firmware(struct dvb_frontend* fe,
-			       const struct firmware **fw, char* name)
+static int philips_tu1216_request_firmware(struct dvb_frontend *fe,
+					   const struct firmware **fw, char *name)
 {
 	struct saa7134_dev *dev = fe->dvb->priv;
 	return request_firmware(fw, name, &dev->pci->dev);
 }
+
+static struct tda1004x_config philips_tu1216_config = {
+
+	.demod_address = 0x8,
+	.invert        = 1,
+	.invert_oclk   = 1,
+	.xtal_freq     = TDA10046_XTAL_4M,
+	.agc_config    = TDA10046_AGC_DEFAULT,
+	.if_freq       = TDA10046_FREQ_3617,
+	.pll_init      = philips_tu1216_pll_init,
+	.pll_set       = philips_tu1216_pll_set,
+	.pll_sleep     = NULL,
+	.request_firmware = philips_tu1216_request_firmware,
+};
+
+/* ------------------------------------------------------------------ */
+
+
+static int philips_fmd1216_pll_init(struct dvb_frontend *fe)
+{
+	struct saa7134_dev *dev = fe->dvb->priv;
+	// this message is to set up ATC and ALC
+	static u8 fmd1216_init[] = { 0x0b, 0xdc, 0x9c, 0xa0 };
+	struct i2c_msg tuner_msg = {.addr = 0x61,.flags = 0,.buf = fmd1216_init,.len = sizeof(fmd1216_init) };
+
+	if (i2c_transfer(&dev->i2c_adap, &tuner_msg, 1) != 1)
+		return -EIO;
+	msleep(1);
+
+	return 0;
+}
+
+static void philips_fmd1216_analog(struct dvb_frontend *fe)
+{
+	struct saa7134_dev *dev = fe->dvb->priv;
+	// this message actually turns the tuner back to analog mode
+	static u8 fmd1216_init[] = { 0x0b, 0xdc, 0x9c, 0x60 };
+	struct i2c_msg tuner_msg = {.addr = 0x61,.flags = 0,.buf = fmd1216_init,.len = sizeof(fmd1216_init) };
+
+	i2c_transfer(&dev->i2c_adap, &tuner_msg, 1);
+	msleep(1);
+	fmd1216_init[2] = 0x86;
+	fmd1216_init[3] = 0x54;
+	i2c_transfer(&dev->i2c_adap, &tuner_msg, 1);
+	msleep(1);
+}
+
+static int philips_fmd1216_pll_set(struct dvb_frontend *fe, struct dvb_frontend_parameters *params)
+{
+	struct saa7134_dev *dev = fe->dvb->priv;
+	u8 tuner_buf[4];
+	struct i2c_msg tuner_msg = {.addr = 0x61,.flags = 0,.buf = tuner_buf,.len =
+			sizeof(tuner_buf) };
+	int tuner_frequency = 0;
+	int divider = 0;
+	u8 band, mode, cp;
+
+	// determine charge pump
+	tuner_frequency = params->frequency + 36130000;
+	if (tuner_frequency < 87000000)
+		return -EINVAL;
+	// low band
+	else if (tuner_frequency < 180000000) {
+		band = 1;
+		mode = 7;
+		cp   = 0;
+	} else if (tuner_frequency < 195000000) {
+		band = 1;
+		mode = 6;
+		cp   = 1;
+	// mid band	
+	} else if (tuner_frequency < 366000000) {
+		if (params->u.ofdm.bandwidth == BANDWIDTH_8_MHZ) {
+			band = 10;
+		} else {
+			band = 2;
+		}
+		mode = 7;
+		cp   = 0;
+	} else if (tuner_frequency < 478000000) {
+		if (params->u.ofdm.bandwidth == BANDWIDTH_8_MHZ) {
+			band = 10;
+		} else {
+			band = 2;
+		}
+		mode = 6;
+		cp   = 1;
+	// high band
+	} else if (tuner_frequency < 662000000) {
+		if (params->u.ofdm.bandwidth == BANDWIDTH_8_MHZ) {
+			band = 12;
+		} else {
+			band = 4;
+		}
+		mode = 7;
+		cp   = 0;
+	} else if (tuner_frequency < 840000000) {
+		if (params->u.ofdm.bandwidth == BANDWIDTH_8_MHZ) {
+			band = 12;
+		} else {
+			band = 4;
+		}
+		mode = 6;
+		cp   = 1;
+	} else {
+		if (params->u.ofdm.bandwidth == BANDWIDTH_8_MHZ) {
+			band = 12;
+		} else {
+			band = 4;
+		}
+		mode = 7;
+		cp   = 1;
+	
+	}
+	// calculate divisor
+	// ((36166000 + Finput) / 166666) rounded!
+	divider = (tuner_frequency + 83333) / 166667;	
+
+	// setup tuner buffer
+	tuner_buf[0] = (divider >> 8) & 0x7f;
+	tuner_buf[1] = divider & 0xff;
+	tuner_buf[2] = 0x80 | (cp << 6) | (mode  << 3) | 4;
+	tuner_buf[3] = 0x40 | band;
+
+	if (i2c_transfer(&dev->i2c_adap, &tuner_msg, 1) != 1)
+		return -EIO;
+	return 0;
+}
+
 	
 static struct tda1004x_config medion_cardbus = {
-	.demod_address = 0x08,  /* not sure this is correct */
-	.invert        = 0,
-        .invert_oclk   = 0,
-        .pll_init      = medion_cardbus_init,
-        .pll_set       = medion_cardbus_pll_set,
-        .request_firmware = fe_request_firmware,
+	.demod_address = 0x08,  
+	.invert        = 1,
+	.invert_oclk   = 0,
+	.xtal_freq     = TDA10046_XTAL_16M,
+	.agc_config    = TDA10046_AGC_IFO_AUTO_NEG,
+	.if_freq       = TDA10046_FREQ_3613,
+	.pll_init      = philips_fmd1216_pll_init,
+	.pll_set       = philips_fmd1216_pll_set,
+	.pll_sleep	   = philips_fmd1216_analog,
+	.request_firmware = NULL,
+};
+
+/* ------------------------------------------------------------------ */
+
+struct tda827x_data {
+	u32 lomax;
+	u8  spd;
+	u8  bs;
+	u8  bp;
+	u8  cp;
+	u8  gc3;
+	u8 div1p5;
+};
+
+static struct tda827x_data tda827x_dvbt[] = {
+	{ .lomax =  62000000, .spd = 3, .bs = 2, .bp = 0, .cp = 0, .gc3 = 3, .div1p5 = 1},
+	{ .lomax =  66000000, .spd = 3, .bs = 3, .bp = 0, .cp = 0, .gc3 = 3, .div1p5 = 1},
+	{ .lomax =  76000000, .spd = 3, .bs = 1, .bp = 0, .cp = 0, .gc3 = 3, .div1p5 = 0},
+	{ .lomax =  84000000, .spd = 3, .bs = 2, .bp = 0, .cp = 0, .gc3 = 3, .div1p5 = 0},
+	{ .lomax =  93000000, .spd = 3, .bs = 2, .bp = 0, .cp = 0, .gc3 = 1, .div1p5 = 0},
+	{ .lomax =  98000000, .spd = 3, .bs = 3, .bp = 0, .cp = 0, .gc3 = 1, .div1p5 = 0},
+	{ .lomax = 109000000, .spd = 3, .bs = 3, .bp = 1, .cp = 0, .gc3 = 1, .div1p5 = 0},
+	{ .lomax = 123000000, .spd = 2, .bs = 2, .bp = 1, .cp = 0, .gc3 = 1, .div1p5 = 1},
+	{ .lomax = 133000000, .spd = 2, .bs = 3, .bp = 1, .cp = 0, .gc3 = 1, .div1p5 = 1},
+	{ .lomax = 151000000, .spd = 2, .bs = 1, .bp = 1, .cp = 0, .gc3 = 1, .div1p5 = 0},
+	{ .lomax = 154000000, .spd = 2, .bs = 2, .bp = 1, .cp = 0, .gc3 = 1, .div1p5 = 0},
+	{ .lomax = 181000000, .spd = 2, .bs = 2, .bp = 1, .cp = 0, .gc3 = 0, .div1p5 = 0},
+	{ .lomax = 185000000, .spd = 2, .bs = 2, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 0},
+	{ .lomax = 217000000, .spd = 2, .bs = 3, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 0},
+	{ .lomax = 244000000, .spd = 1, .bs = 2, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 1},
+	{ .lomax = 265000000, .spd = 1, .bs = 3, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 1},
+	{ .lomax = 302000000, .spd = 1, .bs = 1, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 0},
+	{ .lomax = 324000000, .spd = 1, .bs = 2, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 0},
+	{ .lomax = 370000000, .spd = 1, .bs = 2, .bp = 3, .cp = 0, .gc3 = 1, .div1p5 = 0},
+	{ .lomax = 454000000, .spd = 1, .bs = 3, .bp = 3, .cp = 0, .gc3 = 1, .div1p5 = 0},
+	{ .lomax = 493000000, .spd = 0, .bs = 2, .bp = 3, .cp = 0, .gc3 = 1, .div1p5 = 1},
+	{ .lomax = 530000000, .spd = 0, .bs = 3, .bp = 3, .cp = 0, .gc3 = 1, .div1p5 = 1},
+	{ .lomax = 554000000, .spd = 0, .bs = 1, .bp = 3, .cp = 0, .gc3 = 1, .div1p5 = 0},
+	{ .lomax = 604000000, .spd = 0, .bs = 1, .bp = 4, .cp = 0, .gc3 = 0, .div1p5 = 0},
+	{ .lomax = 696000000, .spd = 0, .bs = 2, .bp = 4, .cp = 0, .gc3 = 0, .div1p5 = 0},
+	{ .lomax = 740000000, .spd = 0, .bs = 2, .bp = 4, .cp = 1, .gc3 = 0, .div1p5 = 0},
+	{ .lomax = 820000000, .spd = 0, .bs = 3, .bp = 4, .cp = 0, .gc3 = 0, .div1p5 = 0},
+	{ .lomax = 865000000, .spd = 0, .bs = 3, .bp = 4, .cp = 1, .gc3 = 0, .div1p5 = 0},
+	{ .lomax =         0, .spd = 0, .bs = 0, .bp = 0, .cp = 0, .gc3 = 0, .div1p5 = 0}
+};
+
+static int philips_tda827x_pll_init(struct dvb_frontend *fe)
+{
+	return 0;
+}
+
+static int philips_tda827x_pll_set(struct dvb_frontend *fe, struct dvb_frontend_parameters *params)
+{
+	struct saa7134_dev *dev = fe->dvb->priv;
+	u8 tuner_buf[14];
+
+	struct i2c_msg tuner_msg = {.addr = 0x60,.flags = 0,.buf = tuner_buf,
+		                        .len = sizeof(tuner_buf) };
+	int i, tuner_freq, if_freq;
+	u32 N;
+	switch (params->u.ofdm.bandwidth) {
+	case BANDWIDTH_6_MHZ:
+		if_freq = 4000000;
+		break;
+	case BANDWIDTH_7_MHZ:
+		if_freq = 4500000;
+		break;
+	default:		   // 8 MHz or Auto 
+		if_freq = 5000000;
+		break;
+	}
+	tuner_freq = params->frequency + if_freq;
+
+	i = 0;
+	while (tda827x_dvbt[i].lomax < tuner_freq) {
+		if(tda827x_dvbt[i + 1].lomax == 0)
+			break;
+		i++;
+	}	
+
+	N = ((tuner_freq + 125000) / 250000) << (tda827x_dvbt[i].spd + 2);
+	tuner_buf[0] = 0;
+	tuner_buf[1] = (N>>8) | 0x40;
+	tuner_buf[2] = N & 0xff;
+	tuner_buf[3] = 0;
+	tuner_buf[4] = 0x52;  
+	tuner_buf[5] = (tda827x_dvbt[i].spd << 6) + (tda827x_dvbt[i].div1p5 << 5) +
+				   (tda827x_dvbt[i].bs << 3) + tda827x_dvbt[i].bp;
+	tuner_buf[6] = (tda827x_dvbt[i].gc3 << 4) + 0x8f;
+	tuner_buf[7] = 0xbf;
+	tuner_buf[8] = 0x2a;
+	tuner_buf[9] = 0x05;
+	tuner_buf[10] = 0xff;
+	tuner_buf[11] = 0x00;
+	tuner_buf[12] = 0x00;
+	tuner_buf[13] = 0x40;
+
+	tuner_msg.len = 14;
+	if (i2c_transfer(&dev->i2c_adap, &tuner_msg, 1) != 1)
+		return -EIO;
+  
+	msleep(500);
+	/* correct CP value */
+	tuner_buf[0] = 0x30;
+	tuner_buf[1] = 0x50 + tda827x_dvbt[i].cp;
+	tuner_msg.len = 2;
+	i2c_transfer(&dev->i2c_adap, &tuner_msg, 1);
+
+	return 0;
+}
+
+static void philips_tda827x_pll_sleep(struct dvb_frontend *fe)
+{
+	struct saa7134_dev *dev = fe->dvb->priv;
+	static u8 tda827x_sleep[] = { 0x30, 0xc0};
+	struct i2c_msg tuner_msg = {.addr = 0x60,.flags = 0,.buf = tda827x_sleep,
+	                            .len = sizeof(tda827x_sleep) };
+	i2c_transfer(&dev->i2c_adap, &tuner_msg, 1);
+}
+
+static struct tda1004x_config tda827x_lifeview_config = {
+	.demod_address = 0x08,  
+	.invert        = 1,
+	.invert_oclk   = 0,
+	.xtal_freq     = TDA10046_XTAL_16M,
+	.agc_config    = TDA10046_AGC_TDA827X,
+	.if_freq       = TDA10046_FREQ_045,
+	.pll_init      = philips_tda827x_pll_init,
+	.pll_set       = philips_tda827x_pll_set,
+	.pll_sleep	   = philips_tda827x_pll_sleep,
+	.request_firmware = NULL,
 };
 
 /* ------------------------------------------------------------------ */
@@ -205,16 +543,19 @@ static int dvb_init(struct saa7134_dev *dev)
 	case SAA7134_BOARD_MD7134:
 		dev->dvb.frontend = tda10046_attach(&medion_cardbus,
 						    &dev->i2c_adap);
-		if (NULL == dev->dvb.frontend)
-			printk("%s: Hmm, looks like this is the old MD7134 "
-			       "version without DVB-T support\n",dev->name);
+		break;
+	case SAA7134_BOARD_PHILIPS_TOUGH:
+		dev->dvb.frontend = tda10046_attach(&philips_tu1216_config,
+						    &dev->i2c_adap);
+		break;
+	case SAA7134_BOARD_FLYDVBTDUO:
+		dev->dvb.frontend = tda10046_attach(&tda827x_lifeview_config,
+						    &dev->i2c_adap);
 		break;
 	case SAA7134_BOARD_THYPHOON_DVBT_DUO_CARDBUS:
-		printk("%s: Trying to attach to tda10046", dev->name);
-		dev->dvb.frontend = tda10046_attach(&medion_cardbus,
+		dev->dvb.frontend = tda10046_attach(&tda827x_lifeview_config,
 						    &dev->i2c_adap);
 		break;
-
 	default:
 		printk("%s: Huh? unknown DVB card?\n",dev->name);
 		break;
@@ -233,8 +574,6 @@ static int dvb_fini(struct saa7134_dev *dev)
 {
 	static int on  = TDA9887_PRESENT | TDA9887_PORT2_INACTIVE;
 
-	printk("%s: %s\n",dev->name,__FUNCTION__);
-
 	switch (dev->board) {
 	case SAA7134_BOARD_PINNACLE_300I_DVBT_PAL:
 		/* otherwise we don't detect the tuner on next insmod */