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https://github.com/torvalds/linux
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V4L/DVB (6435): tda8290: add support for NXP TDA18271 tuner and TDA8295 analog demod
Add basic support for NXP TDA8295 analog demod and TDA18271 tuner silicon. TDA8295 + TDA8275a not yet tested. TDA8290 + TDA18271 not yet supported. Digital mode of TDA18271 not yet tested & needs more work. Signed-off-by: Michael Krufky <mkrufky@linuxtv.org> Reviewed-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Michael Krufky
Mauro Carvalho Chehab
parent
ce1f8bdb0c
commit
5bea1cd387
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@ -73,3 +73,4 @@ tuner=71 - Xceive xc2028/xc3028 tuner
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tuner=72 - Thomson FE6600
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tuner=73 - Samsung TCPG 6121P30A
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tuner=75 - Philips TEA5761 FM Radio
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tuner=76 - tda8295+18271
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@ -105,9 +105,10 @@ config TUNER_MT20XX
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Say Y here to include support for the MT2032 / MT2050 tuner.
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config TUNER_TDA8290
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tristate "TDA 8290+8275(a) tuner combo"
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tristate "TDA 8290/8295 + 8275(a)/18271 tuner combo"
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depends on I2C
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select DVB_TDA827X
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select DVB_TDA18271
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default m if VIDEO_TUNER_CUSTOMIZE
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help
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Say Y here to include support for Philips TDA8290+8275(a) tuner.
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@ -316,6 +316,13 @@ config DVB_TDA827X
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help
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A DVB-T silicon tuner module. Say Y when you want to support this tuner.
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config DVB_TDA18271
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tristate "NXP TDA18271 silicon tuner"
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depends on I2C
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default m if DVB_FE_CUSTOMISE
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help
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A silicon tuner module. Say Y when you want to support this tuner.
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config DVB_TUNER_QT1010
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tristate "Quantek QT1010 silicon tuner"
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depends on DVB_CORE && I2C
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@ -39,6 +39,7 @@ obj-$(CONFIG_DVB_ISL6421) += isl6421.o
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obj-$(CONFIG_DVB_TDA10086) += tda10086.o
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obj-$(CONFIG_DVB_TDA826X) += tda826x.o
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obj-$(CONFIG_DVB_TDA827X) += tda827x.o
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obj-$(CONFIG_DVB_TDA18271) += tda18271.o
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obj-$(CONFIG_DVB_TUNER_MT2060) += mt2060.o
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obj-$(CONFIG_DVB_TUNER_MT2266) += mt2266.o
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obj-$(CONFIG_DVB_TUNER_DIB0070) += dib0070.o
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1054
drivers/media/dvb/frontends/tda18271.c
Normal file
1054
drivers/media/dvb/frontends/tda18271.c
Normal file
File diff suppressed because it is too large
Load diff
40
drivers/media/dvb/frontends/tda18271.h
Normal file
40
drivers/media/dvb/frontends/tda18271.h
Normal file
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@ -0,0 +1,40 @@
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/*
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tda18271.h - header for the Philips / NXP TDA18271 silicon tuner
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Copyright (C) 2007 Michael Krufky (mkrufky@linuxtv.org)
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef __TDA18271_H__
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#define __TDA18271_H__
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#include <linux/i2c.h>
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#include "dvb_frontend.h"
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#if defined(CONFIG_DVB_TDA18271) || (defined(CONFIG_DVB_TDA18271_MODULE) && defined(MODULE))
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extern struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe, u8 addr,
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struct i2c_adapter *i2c);
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#else
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static inline struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe,
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u8 addr,
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struct i2c_adapter *i2c)
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{
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printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
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return NULL;
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}
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#endif
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#endif /* __TDA18271_H__ */
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@ -25,8 +25,9 @@
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#include <linux/videodev.h>
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#include "tda8290.h"
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#include "tda827x.h"
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#include "tda18271.h"
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static int tuner_debug = 0;
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static int tuner_debug;
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module_param_named(debug, tuner_debug, int, 0644);
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MODULE_PARM_DESC(debug, "enable verbose debug messages");
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@ -65,6 +66,34 @@ static void tda8290_i2c_bridge(struct tuner *t, int close)
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}
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}
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static void tda8295_i2c_bridge(struct tuner *t, int close)
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{
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struct tda8290_priv *priv = t->priv;
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unsigned char enable[2] = { 0x45, 0xc1 };
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unsigned char disable[2] = { 0x46, 0x00 };
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unsigned char buf[3] = { 0x45, 0x01, 0x00 };
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unsigned char *msg;
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if (close) {
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msg = enable;
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tuner_i2c_xfer_send(&priv->i2c_props, msg, 2);
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/* let the bridge stabilize */
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msleep(20);
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} else {
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msg = disable;
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tuner_i2c_xfer_send(&priv->i2c_props, msg, 1);
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tuner_i2c_xfer_recv(&priv->i2c_props, &msg[1], 1);
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buf[2] = msg[1];
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buf[2] &= ~0x04;
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tuner_i2c_xfer_send(&priv->i2c_props, buf, 3);
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msleep(5);
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msg[1] |= 0x04;
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tuner_i2c_xfer_send(&priv->i2c_props, msg, 2);
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}
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}
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/*---------------------------------------------------------------------*/
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static void set_audio(struct tuner *t)
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@ -233,6 +262,153 @@ static void tda8290_set_freq(struct tuner *t, unsigned int freq)
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/*---------------------------------------------------------------------*/
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static void tda8295_power(struct tuner *t, int enable)
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{
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struct tda8290_priv *priv = t->priv;
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unsigned char buf[] = { 0x30, 0x00 }; /* clb_stdbt */
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tuner_i2c_xfer_send(&priv->i2c_props, &buf[0], 1);
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tuner_i2c_xfer_recv(&priv->i2c_props, &buf[1], 1);
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if (enable)
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buf[1] = 0x01;
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else
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buf[1] = 0x03;
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tuner_i2c_xfer_send(&priv->i2c_props, buf, 2);
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}
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static void tda8295_set_easy_mode(struct tuner *t, int enable)
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{
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struct tda8290_priv *priv = t->priv;
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unsigned char buf[] = { 0x01, 0x00 };
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tuner_i2c_xfer_send(&priv->i2c_props, &buf[0], 1);
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tuner_i2c_xfer_recv(&priv->i2c_props, &buf[1], 1);
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if (enable)
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buf[1] = 0x01; /* rising edge sets regs 0x02 - 0x23 */
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else
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buf[1] = 0x00; /* reset active bit */
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tuner_i2c_xfer_send(&priv->i2c_props, buf, 2);
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}
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static void tda8295_set_video_std(struct tuner *t)
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{
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struct tda8290_priv *priv = t->priv;
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unsigned char buf[] = { 0x00, priv->tda8290_easy_mode };
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tuner_i2c_xfer_send(&priv->i2c_props, buf, 2);
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tda8295_set_easy_mode(t, 1);
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msleep(20);
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tda8295_set_easy_mode(t, 0);
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}
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/*---------------------------------------------------------------------*/
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static void tda8295_agc1_out(struct tuner *t, int enable)
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{
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struct tda8290_priv *priv = t->priv;
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unsigned char buf[] = { 0x02, 0x00 }; /* DIV_FUNC */
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tuner_i2c_xfer_send(&priv->i2c_props, &buf[0], 1);
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tuner_i2c_xfer_recv(&priv->i2c_props, &buf[1], 1);
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if (enable)
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buf[1] &= ~0x40;
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else
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buf[1] |= 0x40;
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tuner_i2c_xfer_send(&priv->i2c_props, buf, 2);
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}
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static void tda8295_agc2_out(struct tuner *t, int enable)
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{
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struct tda8290_priv *priv = t->priv;
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unsigned char set_gpio_cf[] = { 0x44, 0x00 };
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unsigned char set_gpio_val[] = { 0x46, 0x00 };
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tuner_i2c_xfer_send(&priv->i2c_props, &set_gpio_cf[0], 1);
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tuner_i2c_xfer_recv(&priv->i2c_props, &set_gpio_cf[1], 1);
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tuner_i2c_xfer_send(&priv->i2c_props, &set_gpio_val[0], 1);
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tuner_i2c_xfer_recv(&priv->i2c_props, &set_gpio_val[1], 1);
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set_gpio_cf[1] &= 0xf0; /* clear GPIO_0 bits 3-0 */
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if (enable) {
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set_gpio_cf[1] |= 0x01; /* config GPIO_0 as Open Drain Out */
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set_gpio_val[1] &= 0xfe; /* set GPIO_0 pin low */
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}
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tuner_i2c_xfer_send(&priv->i2c_props, set_gpio_cf, 2);
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tuner_i2c_xfer_send(&priv->i2c_props, set_gpio_val, 2);
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}
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static int tda8295_has_signal(struct tuner *t)
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{
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struct tda8290_priv *priv = t->priv;
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unsigned char hvpll_stat = 0x26;
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unsigned char ret;
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tuner_i2c_xfer_send(&priv->i2c_props, &hvpll_stat, 1);
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tuner_i2c_xfer_recv(&priv->i2c_props, &ret, 1);
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return (ret & 0x01) ? 65535 : 0;
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}
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/*---------------------------------------------------------------------*/
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static void tda8295_set_freq(struct tuner *t, unsigned int freq)
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{
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struct tda8290_priv *priv = t->priv;
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u16 ifc;
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unsigned char blanking_mode[] = { 0x1d, 0x00 };
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struct analog_parameters params = {
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.frequency = freq,
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.mode = t->mode,
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.audmode = t->audmode,
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.std = t->std
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};
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set_audio(t);
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ifc = priv->cfg.sgIF; /* FIXME */
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tuner_dbg("%s: ifc = %u, freq = %d\n", __FUNCTION__, ifc, freq);
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tda8295_power(t, 1);
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tda8295_agc1_out(t, 1);
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tuner_i2c_xfer_send(&priv->i2c_props, &blanking_mode[0], 1);
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tuner_i2c_xfer_recv(&priv->i2c_props, &blanking_mode[1], 1);
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tda8295_set_video_std(t);
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blanking_mode[1] = 0x03;
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tuner_i2c_xfer_send(&priv->i2c_props, blanking_mode, 2);
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msleep(20);
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tda8295_i2c_bridge(t, 1);
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if (t->fe.ops.tuner_ops.set_analog_params)
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t->fe.ops.tuner_ops.set_analog_params(&t->fe, ¶ms);
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if (priv->cfg.agcf)
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priv->cfg.agcf(&t->fe);
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if (tda8295_has_signal(t))
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tuner_dbg("tda8295 is locked\n");
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else
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tuner_dbg("tda8295 not locked, no signal?\n");
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tda8295_i2c_bridge(t, 0);
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}
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/*---------------------------------------------------------------------*/
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static int tda8290_has_signal(struct tuner *t)
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{
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struct tda8290_priv *priv = t->priv;
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@ -264,6 +440,13 @@ static void tda8290_standby(struct tuner *t)
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tuner_i2c_xfer_send(&priv->i2c_props, tda8290_standby, 2);
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}
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static void tda8295_standby(struct tuner *t)
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{
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tda8295_agc1_out(t, 0); /* Put AGC in tri-state */
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tda8295_power(t, 0);
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}
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static void tda8290_init_if(struct tuner *t)
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{
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struct tda8290_priv *priv = t->priv;
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@ -279,6 +462,35 @@ static void tda8290_init_if(struct tuner *t)
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tuner_i2c_xfer_send(&priv->i2c_props, set_VS, 2);
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}
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static void tda8295_init_if(struct tuner *t)
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{
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struct tda8290_priv *priv = t->priv;
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static unsigned char set_adc_ctl[] = { 0x33, 0x14 };
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static unsigned char set_adc_ctl2[] = { 0x34, 0x00 };
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static unsigned char set_pll_reg6[] = { 0x3e, 0x63 };
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static unsigned char set_pll_reg0[] = { 0x38, 0x23 };
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static unsigned char set_pll_reg7[] = { 0x3f, 0x01 };
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static unsigned char set_pll_reg10[] = { 0x42, 0x61 };
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static unsigned char set_gpio_reg0[] = { 0x44, 0x0b };
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tda8295_power(t, 1);
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tda8295_set_easy_mode(t, 0);
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tda8295_set_video_std(t);
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tuner_i2c_xfer_send(&priv->i2c_props, set_adc_ctl, 2);
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tuner_i2c_xfer_send(&priv->i2c_props, set_adc_ctl2, 2);
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tuner_i2c_xfer_send(&priv->i2c_props, set_pll_reg6, 2);
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tuner_i2c_xfer_send(&priv->i2c_props, set_pll_reg0, 2);
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tuner_i2c_xfer_send(&priv->i2c_props, set_pll_reg7, 2);
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tuner_i2c_xfer_send(&priv->i2c_props, set_pll_reg10, 2);
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tuner_i2c_xfer_send(&priv->i2c_props, set_gpio_reg0, 2);
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tda8295_agc1_out(t, 0);
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tda8295_agc2_out(t, 0);
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}
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static void tda8290_init_tuner(struct tuner *t)
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{
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struct tda8290_priv *priv = t->priv;
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@ -298,7 +510,7 @@ static void tda8290_init_tuner(struct tuner *t)
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/*---------------------------------------------------------------------*/
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static void tda8290_release(struct tuner *t)
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static void tda829x_release(struct tuner *t)
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{
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if (t->fe.ops.tuner_ops.release)
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t->fe.ops.tuner_ops.release(&t->fe);
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@ -312,7 +524,15 @@ static struct tuner_operations tda8290_tuner_ops = {
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.set_radio_freq = tda8290_set_freq,
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.has_signal = tda8290_has_signal,
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.standby = tda8290_standby,
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.release = tda8290_release,
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.release = tda829x_release,
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};
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static struct tuner_operations tda8295_tuner_ops = {
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.set_tv_freq = tda8295_set_freq,
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.set_radio_freq = tda8295_set_freq,
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.has_signal = tda8295_has_signal,
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.standby = tda8295_standby,
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.release = tda829x_release,
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};
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int tda8290_attach(struct tuner *t)
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@ -403,6 +623,95 @@ int tda8290_attach(struct tuner *t)
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tda8290_init_if(t);
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return 0;
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}
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EXPORT_SYMBOL_GPL(tda8290_attach);
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int tda8295_attach(struct tuner *t)
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{
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struct tda8290_priv *priv = NULL;
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u8 data;
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int i, ret, tuners_found;
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u32 tuner_addrs;
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struct i2c_msg msg = { .flags = I2C_M_RD, .buf = &data, .len = 1 };
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priv = kzalloc(sizeof(struct tda8290_priv), GFP_KERNEL);
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if (priv == NULL)
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return -ENOMEM;
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t->priv = priv;
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priv->i2c_props.addr = t->i2c.addr;
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priv->i2c_props.adap = t->i2c.adapter;
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tda8295_i2c_bridge(t, 1);
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/* probe for tuner chip */
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tuners_found = 0;
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tuner_addrs = 0;
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for (i = 0x60; i <= 0x63; i++) {
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msg.addr = i;
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ret = i2c_transfer(priv->i2c_props.adap, &msg, 1);
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if (ret == 1) {
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tuners_found++;
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tuner_addrs = (tuner_addrs << 8) + i;
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}
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}
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/* if there is more than one tuner, we expect the right one is
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behind the bridge and we choose the highest address that doesn't
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give a response now
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*/
|
||||
tda8295_i2c_bridge(t, 0);
|
||||
if (tuners_found > 1)
|
||||
for (i = 0; i < tuners_found; i++) {
|
||||
msg.addr = tuner_addrs & 0xff;
|
||||
ret = i2c_transfer(priv->i2c_props.adap, &msg, 1);
|
||||
if (ret == 1)
|
||||
tuner_addrs = tuner_addrs >> 8;
|
||||
else
|
||||
break;
|
||||
}
|
||||
if (tuner_addrs == 0) {
|
||||
tuner_addrs = 0x60;
|
||||
tuner_info("could not clearly identify tuner address, "
|
||||
"defaulting to %x\n", tuner_addrs);
|
||||
} else {
|
||||
tuner_addrs = tuner_addrs & 0xff;
|
||||
tuner_info("setting tuner address to %x\n", tuner_addrs);
|
||||
}
|
||||
priv->tda827x_addr = tuner_addrs;
|
||||
msg.addr = tuner_addrs;
|
||||
|
||||
tda8295_i2c_bridge(t, 1);
|
||||
ret = i2c_transfer(priv->i2c_props.adap, &msg, 1);
|
||||
tda8295_i2c_bridge(t, 0);
|
||||
if (ret != 1)
|
||||
tuner_warn("TDA827x access failed!\n");
|
||||
if ((data & 0x3c) == 0) {
|
||||
strlcpy(t->i2c.name, "tda8295+18271", sizeof(t->i2c.name));
|
||||
tda18271_attach(&t->fe, priv->tda827x_addr,
|
||||
priv->i2c_props.adap);
|
||||
priv->tda827x_ver = 4;
|
||||
} else {
|
||||
strlcpy(t->i2c.name, "tda8295+75a", sizeof(t->i2c.name));
|
||||
tda827x_attach(&t->fe, priv->tda827x_addr,
|
||||
priv->i2c_props.adap, &priv->cfg);
|
||||
|
||||
/* FIXME: tda827x module doesn't probe the tuner until
|
||||
* tda827x_initial_sleep is called
|
||||
*/
|
||||
if (t->fe.ops.tuner_ops.sleep)
|
||||
t->fe.ops.tuner_ops.sleep(&t->fe);
|
||||
priv->tda827x_ver = 2;
|
||||
}
|
||||
priv->tda827x_ver |= 1; /* signifies 8295 vs 8290 */
|
||||
tuner_info("type set to %s\n", t->i2c.name);
|
||||
|
||||
memcpy(&t->ops, &tda8295_tuner_ops, sizeof(struct tuner_operations));
|
||||
|
||||
priv->cfg.tda827x_lpsel = 0;
|
||||
t->mode = V4L2_TUNER_ANALOG_TV;
|
||||
|
||||
tda8295_init_if(t);
|
||||
return 0;
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(tda8295_attach);
|
||||
|
||||
int tda8290_probe(struct tuner *t)
|
||||
{
|
||||
|
|
@ -434,12 +743,10 @@ int tda8290_probe(struct tuner *t)
|
|||
tuner_i2c_xfer_send(&i2c_props, restore_9886, 3);
|
||||
return -1;
|
||||
}
|
||||
|
||||
EXPORT_SYMBOL_GPL(tda8290_probe);
|
||||
EXPORT_SYMBOL_GPL(tda8290_attach);
|
||||
|
||||
MODULE_DESCRIPTION("Philips TDA8290 + TDA8275 / TDA8275a tuner driver");
|
||||
MODULE_AUTHOR("Gerd Knorr, Hartmut Hackmann");
|
||||
MODULE_AUTHOR("Gerd Knorr, Hartmut Hackmann, Michael Krufky");
|
||||
MODULE_LICENSE("GPL");
|
||||
|
||||
/*
|
||||
|
|
|
|||
|
|
@ -24,6 +24,7 @@
|
|||
extern int tda8290_probe(struct tuner *t);
|
||||
|
||||
extern int tda8290_attach(struct tuner *t);
|
||||
extern int tda8295_attach(struct tuner *t);
|
||||
#else
|
||||
static inline int tda8290_probe(struct tuner *t)
|
||||
{
|
||||
|
|
@ -37,6 +38,13 @@ static inline int tda8290_attach(struct tuner *t)
|
|||
__FUNCTION__);
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
static inline int tda8295_attach(struct tuner *t)
|
||||
{
|
||||
printk(KERN_INFO "%s: not probed - driver disabled by Kconfig\n",
|
||||
__FUNCTION__);
|
||||
return -EINVAL;
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* __TDA8290_H__ */
|
||||
|
|
|
|||
|
|
@ -278,6 +278,11 @@ static void set_type(struct i2c_client *c, unsigned int type,
|
|||
tda8290_attach(t);
|
||||
break;
|
||||
}
|
||||
case TUNER_PHILIPS_TDA8295:
|
||||
{
|
||||
tda8295_attach(t);
|
||||
break;
|
||||
}
|
||||
case TUNER_TEA5767:
|
||||
if (tea5767_attach(&t->fe, t->i2c.adapter, t->i2c.addr) == NULL) {
|
||||
t->type = TUNER_ABSENT;
|
||||
|
|
|
|||
|
|
@ -1475,6 +1475,9 @@ struct tunertype tuners[] = {
|
|||
.name = "Philips TEA5761 FM Radio",
|
||||
/* see tea5767.c for details */
|
||||
},
|
||||
[TUNER_PHILIPS_TDA8295] = { /* Philips PAL|NTSC */
|
||||
.name = "tda8295+18271",
|
||||
/* see tda8290.c for details */ },
|
||||
};
|
||||
|
||||
unsigned const int tuner_count = ARRAY_SIZE(tuners);
|
||||
|
|
|
|||
|
|
@ -257,7 +257,7 @@ hauppauge_tuner[] =
|
|||
{ TUNER_ABSENT, "LG TAPQ_H702F"},
|
||||
{ TUNER_ABSENT, "TCL M09WPP_4N_E"},
|
||||
{ TUNER_ABSENT, "MaxLinear MXL5005_v2"},
|
||||
{ TUNER_ABSENT, "Philips 18271_8295"},
|
||||
{ TUNER_PHILIPS_TDA8295, "Philips 18271_8295"},
|
||||
};
|
||||
|
||||
static struct HAUPPAUGE_AUDIOIC
|
||||
|
|
|
|||
|
|
@ -124,6 +124,8 @@ extern int tuner_debug;
|
|||
#define TUNER_TDA9887 74 /* This tuner should be used only internally */
|
||||
#define TUNER_TEA5761 75 /* Only FM Radio Tuner */
|
||||
|
||||
#define TUNER_PHILIPS_TDA8295 76
|
||||
|
||||
/* tv card specific */
|
||||
#define TDA9887_PRESENT (1<<0)
|
||||
#define TDA9887_PORT1_INACTIVE (1<<1)
|
||||
|
|
|
|||
Loading…
Reference in a new issue