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Commit 5bea1cd3 authored by Michael Krufky's avatar Michael Krufky Committed by Mauro Carvalho Chehab
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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: default avatarMichael Krufky <mkrufky@linuxtv.org>
Reviewed-by: default avatarHans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@infradead.org>
parent ce1f8bdb
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Showing with 1437 additions and 8 deletions
Documentation/video4linux/CARDLIST.tuner
View file @ 5bea1cd3
...@@ -73,3 +73,4 @@ tuner=71 - Xceive xc2028/xc3028 tuner ...@@ -73,3 +73,4 @@ tuner=71 - Xceive xc2028/xc3028 tuner
tuner=72 - Thomson FE6600 tuner=72 - Thomson FE6600
tuner=73 - Samsung TCPG 6121P30A tuner=73 - Samsung TCPG 6121P30A
tuner=75 - Philips TEA5761 FM Radio tuner=75 - Philips TEA5761 FM Radio
tuner=76 - tda8295+18271
drivers/media/Kconfig
View file @ 5bea1cd3
...@@ -105,9 +105,10 @@ config TUNER_MT20XX ...@@ -105,9 +105,10 @@ config TUNER_MT20XX
Say Y here to include support for the MT2032 / MT2050 tuner. Say Y here to include support for the MT2032 / MT2050 tuner.
config TUNER_TDA8290 config TUNER_TDA8290
tristate "TDA 8290+8275(a) tuner combo" tristate "TDA 8290/8295 + 8275(a)/18271 tuner combo"
depends on I2C depends on I2C
select DVB_TDA827X select DVB_TDA827X
select DVB_TDA18271
default m if VIDEO_TUNER_CUSTOMIZE default m if VIDEO_TUNER_CUSTOMIZE
help help
Say Y here to include support for Philips TDA8290+8275(a) tuner. Say Y here to include support for Philips TDA8290+8275(a) tuner.
......
drivers/media/dvb/frontends/Kconfig
View file @ 5bea1cd3
...@@ -316,6 +316,13 @@ config DVB_TDA827X ...@@ -316,6 +316,13 @@ config DVB_TDA827X
help help
A DVB-T silicon tuner module. Say Y when you want to support this tuner. A DVB-T silicon tuner module. Say Y when you want to support this tuner.
config DVB_TDA18271
tristate "NXP TDA18271 silicon tuner"
depends on I2C
default m if DVB_FE_CUSTOMISE
help
A silicon tuner module. Say Y when you want to support this tuner.
config DVB_TUNER_QT1010 config DVB_TUNER_QT1010
tristate "Quantek QT1010 silicon tuner" tristate "Quantek QT1010 silicon tuner"
depends on DVB_CORE && I2C depends on DVB_CORE && I2C
......
drivers/media/dvb/frontends/Makefile
View file @ 5bea1cd3
...@@ -39,6 +39,7 @@ obj-$(CONFIG_DVB_ISL6421) += isl6421.o ...@@ -39,6 +39,7 @@ obj-$(CONFIG_DVB_ISL6421) += isl6421.o
obj-$(CONFIG_DVB_TDA10086) += tda10086.o obj-$(CONFIG_DVB_TDA10086) += tda10086.o
obj-$(CONFIG_DVB_TDA826X) += tda826x.o obj-$(CONFIG_DVB_TDA826X) += tda826x.o
obj-$(CONFIG_DVB_TDA827X) += tda827x.o obj-$(CONFIG_DVB_TDA827X) += tda827x.o
obj-$(CONFIG_DVB_TDA18271) += tda18271.o
obj-$(CONFIG_DVB_TUNER_MT2060) += mt2060.o obj-$(CONFIG_DVB_TUNER_MT2060) += mt2060.o
obj-$(CONFIG_DVB_TUNER_MT2266) += mt2266.o obj-$(CONFIG_DVB_TUNER_MT2266) += mt2266.o
obj-$(CONFIG_DVB_TUNER_DIB0070) += dib0070.o obj-$(CONFIG_DVB_TUNER_DIB0070) += dib0070.o
......
drivers/media/dvb/frontends/tda18271.c 0 → 100644
View file @ 5bea1cd3
/*
tda18271.c - driver for the Philips / NXP TDA18271 silicon tuner
Copyright (C) 2007 Michael Krufky (mkrufky@linuxtv.org)
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
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <linux/i2c.h>
#include <linux/delay.h>
#include <linux/videodev2.h>
#include "tda18271.h"
static int debug;
module_param(debug, int, 0644);
MODULE_PARM_DESC(debug, "Turn on/off frontend debugging (default:off).");
#define tuner_dbg(fmt, arg...) do {\
if (debug > 0) \
printk(KERN_DEBUG fmt, ##arg); } while (0)
#define tuner_extra_dbg(fmt, arg...) do {\
if (debug > 1) \
printk(KERN_DEBUG fmt, ##arg); } while (0)
#define R_ID 0x00 /* ID byte */
#define R_TM 0x01 /* Thermo byte */
#define R_PL 0x02 /* Power level byte */
#define R_EP1 0x03 /* Easy Prog byte 1 */
#define R_EP2 0x04 /* Easy Prog byte 2 */
#define R_EP3 0x05 /* Easy Prog byte 3 */
#define R_EP4 0x06 /* Easy Prog byte 4 */
#define R_EP5 0x07 /* Easy Prog byte 5 */
#define R_CPD 0x08 /* Cal Post-Divider byte */
#define R_CD1 0x09 /* Cal Divider byte 1 */
#define R_CD2 0x0a /* Cal Divider byte 2 */
#define R_CD3 0x0b /* Cal Divider byte 3 */
#define R_MPD 0x0c /* Main Post-Divider byte */
#define R_MD1 0x0d /* Main Divider byte 1 */
#define R_MD2 0x0e /* Main Divider byte 2 */
#define R_MD3 0x0f /* Main Divider byte 3 */
#define R_EB1 0x10 /* Extended byte 1 */
#define R_EB2 0x11 /* Extended byte 2 */
#define R_EB3 0x12 /* Extended byte 3 */
#define R_EB4 0x13 /* Extended byte 4 */
#define R_EB5 0x14 /* Extended byte 5 */
#define R_EB6 0x15 /* Extended byte 6 */
#define R_EB7 0x16 /* Extended byte 7 */
#define R_EB8 0x17 /* Extended byte 8 */
#define R_EB9 0x18 /* Extended byte 9 */
#define R_EB10 0x19 /* Extended byte 10 */
#define R_EB11 0x1a /* Extended byte 11 */
#define R_EB12 0x1b /* Extended byte 12 */
#define R_EB13 0x1c /* Extended byte 13 */
#define R_EB14 0x1d /* Extended byte 14 */
#define R_EB15 0x1e /* Extended byte 15 */
#define R_EB16 0x1f /* Extended byte 16 */
#define R_EB17 0x20 /* Extended byte 17 */
#define R_EB18 0x21 /* Extended byte 18 */
#define R_EB19 0x22 /* Extended byte 19 */
#define R_EB20 0x23 /* Extended byte 20 */
#define R_EB21 0x24 /* Extended byte 21 */
#define R_EB22 0x25 /* Extended byte 22 */
#define R_EB23 0x26 /* Extended byte 23 */
struct tda18271_pll_map {
u32 lomax;
u8 pd; /* post div */
u8 d; /* div */
};
static struct tda18271_pll_map tda18271_main_pll[] = {
{ .lomax = 32000, .pd = 0x5f, .d = 0xf0 },
{ .lomax = 35000, .pd = 0x5e, .d = 0xe0 },
{ .lomax = 37000, .pd = 0x5d, .d = 0xd0 },
{ .lomax = 41000, .pd = 0x5c, .d = 0xc0 },
{ .lomax = 44000, .pd = 0x5b, .d = 0xb0 },
{ .lomax = 49000, .pd = 0x5a, .d = 0xa0 },
{ .lomax = 54000, .pd = 0x59, .d = 0x90 },
{ .lomax = 61000, .pd = 0x58, .d = 0x80 },
{ .lomax = 65000, .pd = 0x4f, .d = 0x78 },
{ .lomax = 70000, .pd = 0x4e, .d = 0x70 },
{ .lomax = 75000, .pd = 0x4d, .d = 0x68 },
{ .lomax = 82000, .pd = 0x4c, .d = 0x60 },
{ .lomax = 89000, .pd = 0x4b, .d = 0x58 },
{ .lomax = 98000, .pd = 0x4a, .d = 0x50 },
{ .lomax = 109000, .pd = 0x49, .d = 0x48 },
{ .lomax = 123000, .pd = 0x48, .d = 0x40 },
{ .lomax = 131000, .pd = 0x3f, .d = 0x3c },
{ .lomax = 141000, .pd = 0x3e, .d = 0x38 },
{ .lomax = 151000, .pd = 0x3d, .d = 0x34 },
{ .lomax = 164000, .pd = 0x3c, .d = 0x30 },
{ .lomax = 179000, .pd = 0x3b, .d = 0x2c },
{ .lomax = 197000, .pd = 0x3a, .d = 0x28 },
{ .lomax = 219000, .pd = 0x39, .d = 0x24 },
{ .lomax = 246000, .pd = 0x38, .d = 0x20 },
{ .lomax = 263000, .pd = 0x2f, .d = 0x1e },
{ .lomax = 282000, .pd = 0x2e, .d = 0x1c },
{ .lomax = 303000, .pd = 0x2d, .d = 0x1a },
{ .lomax = 329000, .pd = 0x2c, .d = 0x18 },
{ .lomax = 359000, .pd = 0x2b, .d = 0x16 },
{ .lomax = 395000, .pd = 0x2a, .d = 0x14 },
{ .lomax = 438000, .pd = 0x29, .d = 0x12 },
{ .lomax = 493000, .pd = 0x28, .d = 0x10 },
{ .lomax = 526000, .pd = 0x1f, .d = 0x0f },
{ .lomax = 564000, .pd = 0x1e, .d = 0x0e },
{ .lomax = 607000, .pd = 0x1d, .d = 0x0d },
{ .lomax = 658000, .pd = 0x1c, .d = 0x0c },
{ .lomax = 718000, .pd = 0x1b, .d = 0x0b },
{ .lomax = 790000, .pd = 0x1a, .d = 0x0a },
{ .lomax = 877000, .pd = 0x19, .d = 0x09 },
{ .lomax = 987000, .pd = 0x18, .d = 0x08 },
{ .lomax = 0, .pd = 0x00, .d = 0x00 }, /* end */
};
static struct tda18271_pll_map tda18271_cal_pll[] = {
{ .lomax = 33000, .pd = 0xdd, .d = 0xd0 },
{ .lomax = 36000, .pd = 0xdc, .d = 0xc0 },
{ .lomax = 40000, .pd = 0xdb, .d = 0xb0 },
{ .lomax = 44000, .pd = 0xda, .d = 0xa0 },
{ .lomax = 49000, .pd = 0xd9, .d = 0x90 },
{ .lomax = 55000, .pd = 0xd8, .d = 0x80 },
{ .lomax = 63000, .pd = 0xd3, .d = 0x70 },
{ .lomax = 67000, .pd = 0xcd, .d = 0x68 },
{ .lomax = 73000, .pd = 0xcc, .d = 0x60 },
{ .lomax = 80000, .pd = 0xcb, .d = 0x58 },
{ .lomax = 88000, .pd = 0xca, .d = 0x50 },
{ .lomax = 98000, .pd = 0xc9, .d = 0x48 },
{ .lomax = 110000, .pd = 0xc8, .d = 0x40 },
{ .lomax = 126000, .pd = 0xc3, .d = 0x38 },
{ .lomax = 135000, .pd = 0xbd, .d = 0x34 },
{ .lomax = 147000, .pd = 0xbc, .d = 0x30 },
{ .lomax = 160000, .pd = 0xbb, .d = 0x2c },
{ .lomax = 176000, .pd = 0xba, .d = 0x28 },
{ .lomax = 196000, .pd = 0xb9, .d = 0x24 },
{ .lomax = 220000, .pd = 0xb8, .d = 0x20 },
{ .lomax = 252000, .pd = 0xb3, .d = 0x1c },
{ .lomax = 271000, .pd = 0xad, .d = 0x1a },
{ .lomax = 294000, .pd = 0xac, .d = 0x18 },
{ .lomax = 321000, .pd = 0xab, .d = 0x16 },
{ .lomax = 353000, .pd = 0xaa, .d = 0x14 },
{ .lomax = 392000, .pd = 0xa9, .d = 0x12 },
{ .lomax = 441000, .pd = 0xa8, .d = 0x10 },
{ .lomax = 505000, .pd = 0xa3, .d = 0x0e },
{ .lomax = 543000, .pd = 0x9d, .d = 0x0d },
{ .lomax = 589000, .pd = 0x9c, .d = 0x0c },
{ .lomax = 642000, .pd = 0x9b, .d = 0x0b },
{ .lomax = 707000, .pd = 0x9a, .d = 0x0a },
{ .lomax = 785000, .pd = 0x99, .d = 0x09 },
{ .lomax = 883000, .pd = 0x98, .d = 0x08 },
{ .lomax = 1010000, .pd = 0x93, .d = 0x07 },
{ .lomax = 0, .pd = 0x00, .d = 0x00 }, /* end */
};
struct tda18271_map {
u32 rfmax;
u8 val;
};
static struct tda18271_map tda18271_bp_filter[] = {
{ .rfmax = 62000, .val = 0x00 },
{ .rfmax = 84000, .val = 0x01 },
{ .rfmax = 100000, .val = 0x02 },
{ .rfmax = 140000, .val = 0x03 },
{ .rfmax = 170000, .val = 0x04 },
{ .rfmax = 180000, .val = 0x05 },
{ .rfmax = 865000, .val = 0x06 },
{ .rfmax = 0, .val = 0x00 }, /* end */
};
static struct tda18271_map tda18271_km[] = {
{ .rfmax = 61100, .val = 0x74 },
{ .rfmax = 350000, .val = 0x40 },
{ .rfmax = 720000, .val = 0x30 },
{ .rfmax = 865000, .val = 0x40 },
{ .rfmax = 0, .val = 0x00 }, /* end */
};
static struct tda18271_map tda18271_rf_band[] = {
{ .rfmax = 47900, .val = 0x00 },
{ .rfmax = 61100, .val = 0x01 },
/* { .rfmax = 152600, .val = 0x02 }, */
{ .rfmax = 121200, .val = 0x02 },
{ .rfmax = 164700, .val = 0x03 },
{ .rfmax = 203500, .val = 0x04 },
{ .rfmax = 457800, .val = 0x05 },
{ .rfmax = 865000, .val = 0x06 },
{ .rfmax = 0, .val = 0x00 }, /* end */
};
static struct tda18271_map tda18271_gain_taper[] = {
{ .rfmax = 45400, .val = 0x1f },
{ .rfmax = 45800, .val = 0x1e },
{ .rfmax = 46200, .val = 0x1d },
{ .rfmax = 46700, .val = 0x1c },
{ .rfmax = 47100, .val = 0x1b },
{ .rfmax = 47500, .val = 0x1a },
{ .rfmax = 47900, .val = 0x19 },
{ .rfmax = 49600, .val = 0x17 },
{ .rfmax = 51200, .val = 0x16 },
{ .rfmax = 52900, .val = 0x15 },
{ .rfmax = 54500, .val = 0x14 },
{ .rfmax = 56200, .val = 0x13 },
{ .rfmax = 57800, .val = 0x12 },
{ .rfmax = 59500, .val = 0x11 },
{ .rfmax = 61100, .val = 0x10 },
{ .rfmax = 67600, .val = 0x0d },
{ .rfmax = 74200, .val = 0x0c },
{ .rfmax = 80700, .val = 0x0b },
{ .rfmax = 87200, .val = 0x0a },
{ .rfmax = 93800, .val = 0x09 },
{ .rfmax = 100300, .val = 0x08 },
{ .rfmax = 106900, .val = 0x07 },
{ .rfmax = 113400, .val = 0x06 },
{ .rfmax = 119900, .val = 0x05 },
{ .rfmax = 126500, .val = 0x04 },
{ .rfmax = 133000, .val = 0x03 },
{ .rfmax = 139500, .val = 0x02 },
{ .rfmax = 146100, .val = 0x01 },
{ .rfmax = 152600, .val = 0x00 },
{ .rfmax = 154300, .val = 0x1f },
{ .rfmax = 156100, .val = 0x1e },
{ .rfmax = 157800, .val = 0x1d },
{ .rfmax = 159500, .val = 0x1c },
{ .rfmax = 161200, .val = 0x1b },
{ .rfmax = 163000, .val = 0x1a },
{ .rfmax = 164700, .val = 0x19 },
{ .rfmax = 170200, .val = 0x17 },
{ .rfmax = 175800, .val = 0x16 },
{ .rfmax = 181300, .val = 0x15 },
{ .rfmax = 186900, .val = 0x14 },
{ .rfmax = 192400, .val = 0x13 },
{ .rfmax = 198000, .val = 0x12 },
{ .rfmax = 203500, .val = 0x11 },
{ .rfmax = 216200, .val = 0x14 },
{ .rfmax = 228900, .val = 0x13 },
{ .rfmax = 241600, .val = 0x12 },
{ .rfmax = 254400, .val = 0x11 },
{ .rfmax = 267100, .val = 0x10 },
{ .rfmax = 279800, .val = 0x0f },
{ .rfmax = 292500, .val = 0x0e },
{ .rfmax = 305200, .val = 0x0d },
{ .rfmax = 317900, .val = 0x0c },
{ .rfmax = 330700, .val = 0x0b },
{ .rfmax = 343400, .val = 0x0a },
{ .rfmax = 356100, .val = 0x09 },
{ .rfmax = 368800, .val = 0x08 },
{ .rfmax = 381500, .val = 0x07 },
{ .rfmax = 394200, .val = 0x06 },
{ .rfmax = 406900, .val = 0x05 },
{ .rfmax = 419700, .val = 0x04 },
{ .rfmax = 432400, .val = 0x03 },
{ .rfmax = 445100, .val = 0x02 },
{ .rfmax = 457800, .val = 0x01 },
{ .rfmax = 476300, .val = 0x19 },
{ .rfmax = 494800, .val = 0x18 },
{ .rfmax = 513300, .val = 0x17 },
{ .rfmax = 531800, .val = 0x16 },
{ .rfmax = 550300, .val = 0x15 },
{ .rfmax = 568900, .val = 0x14 },
{ .rfmax = 587400, .val = 0x13 },
{ .rfmax = 605900, .val = 0x12 },
{ .rfmax = 624400, .val = 0x11 },
{ .rfmax = 642900, .val = 0x10 },
{ .rfmax = 661400, .val = 0x0f },
{ .rfmax = 679900, .val = 0x0e },
{ .rfmax = 698400, .val = 0x0d },
{ .rfmax = 716900, .val = 0x0c },
{ .rfmax = 735400, .val = 0x0b },
{ .rfmax = 753900, .val = 0x0a },
{ .rfmax = 772500, .val = 0x09 },
{ .rfmax = 791000, .val = 0x08 },
{ .rfmax = 809500, .val = 0x07 },
{ .rfmax = 828000, .val = 0x06 },
{ .rfmax = 846500, .val = 0x05 },
{ .rfmax = 865000, .val = 0x04 },
{ .rfmax = 0, .val = 0x00 }, /* end */
};
static struct tda18271_map tda18271_rf_cal[] = {
{ .rfmax = 41000, .val = 0x1e },
{ .rfmax = 43000, .val = 0x30 },
{ .rfmax = 45000, .val = 0x43 },
{ .rfmax = 46000, .val = 0x4d },
{ .rfmax = 47000, .val = 0x54 },
{ .rfmax = 47900, .val = 0x64 },
{ .rfmax = 49100, .val = 0x20 },
{ .rfmax = 50000, .val = 0x22 },
{ .rfmax = 51000, .val = 0x2a },
{ .rfmax = 53000, .val = 0x32 },
{ .rfmax = 55000, .val = 0x35 },
{ .rfmax = 56000, .val = 0x3c },
{ .rfmax = 57000, .val = 0x3f },
{ .rfmax = 58000, .val = 0x48 },
{ .rfmax = 59000, .val = 0x4d },
{ .rfmax = 60000, .val = 0x58 },
{ .rfmax = 61100, .val = 0x5f },
{ .rfmax = 0, .val = 0x00 }, /* end */
};
/*---------------------------------------------------------------------*/
#define TDA18271_NUM_REGS 39
#define TDA18271_ANALOG 0
#define TDA18271_DIGITAL 1
struct tda18271_priv {
u8 i2c_addr;
struct i2c_adapter *i2c_adap;
unsigned char tda18271_regs[TDA18271_NUM_REGS];
int mode;
u32 frequency;
u32 bandwidth;
};
/*---------------------------------------------------------------------*/
static void tda18271_dump_regs(struct dvb_frontend *fe)
{
struct tda18271_priv *priv = fe->tuner_priv;
unsigned char *regs = priv->tda18271_regs;
tuner_dbg("=== TDA18271 REG DUMP ===\n");
tuner_dbg("ID_BYTE = 0x%x\n", 0xff & regs[R_ID]);
tuner_dbg("THERMO_BYTE = 0x%x\n", 0xff & regs[R_TM]);
tuner_dbg("POWER_LEVEL_BYTE = 0x%x\n", 0xff & regs[R_PL]);
tuner_dbg("EASY_PROG_BYTE_1 = 0x%x\n", 0xff & regs[R_EP1]);
tuner_dbg("EASY_PROG_BYTE_2 = 0x%x\n", 0xff & regs[R_EP2]);
tuner_dbg("EASY_PROG_BYTE_3 = 0x%x\n", 0xff & regs[R_EP3]);
tuner_dbg("EASY_PROG_BYTE_4 = 0x%x\n", 0xff & regs[R_EP4]);
tuner_dbg("EASY_PROG_BYTE_5 = 0x%x\n", 0xff & regs[R_EP5]);
tuner_dbg("CAL_POST_DIV_BYTE = 0x%x\n", 0xff & regs[R_CPD]);
tuner_dbg("CAL_DIV_BYTE_1 = 0x%x\n", 0xff & regs[R_CD1]);
tuner_dbg("CAL_DIV_BYTE_2 = 0x%x\n", 0xff & regs[R_CD2]);
tuner_dbg("CAL_DIV_BYTE_3 = 0x%x\n", 0xff & regs[R_CD3]);
tuner_dbg("MAIN_POST_DIV_BYTE = 0x%x\n", 0xff & regs[R_MPD]);
tuner_dbg("MAIN_DIV_BYTE_1 = 0x%x\n", 0xff & regs[R_MD1]);
tuner_dbg("MAIN_DIV_BYTE_2 = 0x%x\n", 0xff & regs[R_MD2]);
tuner_dbg("MAIN_DIV_BYTE_3 = 0x%x\n", 0xff & regs[R_MD3]);
}
static void tda18271_read_regs(struct dvb_frontend *fe)
{
struct tda18271_priv *priv = fe->tuner_priv;
unsigned char *regs = priv->tda18271_regs;
unsigned char buf = 0x00;
int ret;
struct i2c_msg msg[] = {
{ .addr = priv->i2c_addr, .flags = 0,
.buf = &buf, .len = 1 },
{ .addr = priv->i2c_addr, .flags = I2C_M_RD,
.buf = regs, .len = 16 }
};
if (fe->ops.i2c_gate_ctrl)
fe->ops.i2c_gate_ctrl(fe, 1);
/* read all registers */
ret = i2c_transfer(priv->i2c_adap, msg, 2);
if (fe->ops.i2c_gate_ctrl)
fe->ops.i2c_gate_ctrl(fe, 0);
if (ret != 2)
printk("ERROR: %s: i2c_transfer returned: %d\n",
__FUNCTION__, ret);
if (debug > 1)
tda18271_dump_regs(fe);
}
static void tda18271_write_regs(struct dvb_frontend *fe, int idx, int len)
{
struct tda18271_priv *priv = fe->tuner_priv;
unsigned char *regs = priv->tda18271_regs;
unsigned char buf[TDA18271_NUM_REGS+1];
struct i2c_msg msg = { .addr = priv->i2c_addr, .flags = 0,
.buf = buf, .len = len+1 };
int i, ret;
BUG_ON((len == 0) || (idx+len > sizeof(buf)));
buf[0] = idx;
for (i = 1; i <= len; i++) {
buf[i] = regs[idx-1+i];
}
if (fe->ops.i2c_gate_ctrl)
fe->ops.i2c_gate_ctrl(fe, 1);
/* write registers */
ret = i2c_transfer(priv->i2c_adap, &msg, 1);
if (fe->ops.i2c_gate_ctrl)
fe->ops.i2c_gate_ctrl(fe, 0);
if (ret != 1)
printk(KERN_WARNING "ERROR: %s: i2c_transfer returned: %d\n",
__FUNCTION__, ret);
}
/*---------------------------------------------------------------------*/
static void tda18271_init_regs(struct dvb_frontend *fe)
{
struct tda18271_priv *priv = fe->tuner_priv;
unsigned char *regs = priv->tda18271_regs;
tda18271_read_regs(fe);
/* test IR_CAL_OK to see if we need init */
if ((regs[R_EP1] & 0x08) != 0)
return;
printk(KERN_INFO "tda18271: initializing registers\n");
/* initialize registers */
regs[R_ID] = 0x83;
regs[R_TM] = 0x08;
regs[R_PL] = 0x80;
regs[R_EP1] = 0xc6;
regs[R_EP2] = 0xdf;
regs[R_EP3] = 0x16;
regs[R_EP4] = 0x60;
regs[R_EP5] = 0x80;
regs[R_CPD] = 0x80;
regs[R_CD1] = 0x00;
regs[R_CD2] = 0x00;
regs[R_CD3] = 0x00;
regs[R_MPD] = 0x00;
regs[R_MD1] = 0x00;
regs[R_MD2] = 0x00;
regs[R_MD3] = 0x00;
regs[R_EB1] = 0xff;
regs[R_EB2] = 0x01;
regs[R_EB3] = 0x84;
regs[R_EB4] = 0x41;
regs[R_EB5] = 0x01;
regs[R_EB6] = 0x84;
regs[R_EB7] = 0x40;
regs[R_EB8] = 0x07;
regs[R_EB9] = 0x00;
regs[R_EB10] = 0x00;
regs[R_EB11] = 0x96;
regs[R_EB12] = 0x0f;
regs[R_EB13] = 0xc1;
regs[R_EB14] = 0x00;
regs[R_EB15] = 0x8f;
regs[R_EB16] = 0x00;
regs[R_EB17] = 0x00;
regs[R_EB18] = 0x00;
regs[R_EB19] = 0x00;
regs[R_EB20] = 0x20;
regs[R_EB21] = 0x33;
regs[R_EB22] = 0x48;
regs[R_EB23] = 0xb0;
tda18271_write_regs(fe, 0x00, TDA18271_NUM_REGS);
/* setup AGC1 & AGC2 */
regs[R_EB17] = 0x00;
tda18271_write_regs(fe, R_EB17, 1);
regs[R_EB17] = 0x03;
tda18271_write_regs(fe, R_EB17, 1);
regs[R_EB17] = 0x43;
tda18271_write_regs(fe, R_EB17, 1);
regs[R_EB17] = 0x4c;
tda18271_write_regs(fe, R_EB17, 1);
regs[R_EB20] = 0xa0;
tda18271_write_regs(fe, R_EB20, 1);
regs[R_EB20] = 0xa7;
tda18271_write_regs(fe, R_EB20, 1);
regs[R_EB20] = 0xe7;
tda18271_write_regs(fe, R_EB20, 1);
regs[R_EB20] = 0xec;
tda18271_write_regs(fe, R_EB20, 1);
/* image rejection calibration */
/* low-band */
regs[R_EP3] = 0x1f;
regs[R_EP4] = 0x66;
regs[R_EP5] = 0x81;
regs[R_CPD] = 0xcc;
regs[R_CD1] = 0x6c;
regs[R_CD2] = 0x00;
regs[R_CD3] = 0x00;
regs[R_MPD] = 0xcd;
regs[R_MD1] = 0x77;
regs[R_MD2] = 0x08;
regs[R_MD3] = 0x00;
tda18271_write_regs(fe, R_EP3, 11);
msleep(5); /* pll locking */
regs[R_EP1] = 0xc6;
tda18271_write_regs(fe, R_EP1, 1);
msleep(5); /* wanted low measurement */
regs[R_EP3] = 0x1f;
regs[R_EP4] = 0x66;
regs[R_EP5] = 0x85;
regs[R_CPD] = 0xcb;
regs[R_CD1] = 0x66;
regs[R_CD2] = 0x70;
regs[R_CD3] = 0x00;
tda18271_write_regs(fe, R_EP3, 7);
msleep(5); /* pll locking */
regs[R_EP2] = 0xdf;
tda18271_write_regs(fe, R_EP2, 1);
msleep(30); /* image low optimization completion */
/* mid-band */
regs[R_EP3] = 0x1f;
regs[R_EP4] = 0x66;
regs[R_EP5] = 0x82;
regs[R_CPD] = 0xa8;
regs[R_CD1] = 0x66;
regs[R_CD2] = 0x00;
regs[R_CD3] = 0x00;
regs[R_MPD] = 0xa9;
regs[R_MD1] = 0x73;
regs[R_MD2] = 0x1a;
regs[R_MD3] = 0x00;
tda18271_write_regs(fe, R_EP3, 11);
msleep(5); /* pll locking */
regs[R_EP1] = 0xc6;
tda18271_write_regs(fe, R_EP1, 1);
msleep(5); /* wanted mid measurement */
regs[R_EP3] = 0x1f;
regs[R_EP4] = 0x66;
regs[R_EP5] = 0x86;
regs[R_CPD] = 0xa8;
regs[R_CD1] = 0x66;
regs[R_CD2] = 0xa0;
regs[R_CD3] = 0x00;
tda18271_write_regs(fe, R_EP3, 7);
msleep(5); /* pll locking */
regs[R_EP2] = 0xdf;
tda18271_write_regs(fe, R_EP2, 1);
msleep(30); /* image mid optimization completion */
/* high-band */
regs[R_EP3] = 0x1f;
regs[R_EP4] = 0x66;
regs[R_EP5] = 0x83;
regs[R_CPD] = 0x98;
regs[R_CD1] = 0x65;
regs[R_CD2] = 0x00;
regs[R_CD3] = 0x00;
regs[R_MPD] = 0x99;
regs[R_MD1] = 0x71;
regs[R_MD2] = 0xcd;
regs[R_MD3] = 0x00;
tda18271_write_regs(fe, R_EP3, 11);
msleep(5); /* pll locking */
regs[R_EP1] = 0xc6;
tda18271_write_regs(fe, R_EP1, 1);
msleep(5); /* wanted high measurement */
regs[R_EP3] = 0x1f;
regs[R_EP4] = 0x66;
regs[R_EP5] = 0x87;
regs[R_CPD] = 0x98;
regs[R_CD1] = 0x65;
regs[R_CD2] = 0x50;
regs[R_CD3] = 0x00;
tda18271_write_regs(fe, R_EP3, 7);
msleep(5); /* pll locking */
regs[R_EP2] = 0xdf;
tda18271_write_regs(fe, R_EP2, 1);
msleep(30); /* image high optimization completion */
regs[R_EP4] = 0x64;
tda18271_write_regs(fe, R_EP4, 1);
regs[R_EP1] = 0xc6;
tda18271_write_regs(fe, R_EP1, 1);
}
static int tda18271_tune(struct dvb_frontend *fe,
u32 ifc, u32 freq, u32 bw, u8 std)
{
struct tda18271_priv *priv = fe->tuner_priv;
unsigned char *regs = priv->tda18271_regs;
u32 div, N = 0;
int i;
tuner_dbg("%s: freq = %d, ifc = %d\n", __FUNCTION__, freq, ifc);
tda18271_init_regs(fe);
/* RF tracking filter calibration */
/* calculate BP_Filter */
i = 0;
while ((tda18271_bp_filter[i].rfmax * 1000) < freq) {
if (tda18271_bp_filter[i + 1].rfmax == 0)
break;
i++;
}
tuner_extra_dbg("bp filter = 0x%x, i = %d\n",
tda18271_bp_filter[i].val, i);
regs[R_EP1] &= ~0x07; /* clear bp filter bits */
regs[R_EP1] |= tda18271_bp_filter[i].val;
tda18271_write_regs(fe, R_EP1, 1);
regs[R_EB4] &= 0x07;
regs[R_EB4] |= 0x60;
tda18271_write_regs(fe, R_EB4, 1);
regs[R_EB7] = 0x60;
tda18271_write_regs(fe, R_EB7, 1);
regs[R_EB14] = 0x00;
tda18271_write_regs(fe, R_EB14, 1);
regs[R_EB20] = 0xcc;
tda18271_write_regs(fe, R_EB20, 1);
/* set CAL mode to RF tracking filter calibration */
regs[R_EB4] |= 0x03;
/* calculate CAL PLL */
switch (priv->mode) {
case TDA18271_ANALOG:
N = freq - 1250000;
break;
case TDA18271_DIGITAL:
N = freq + bw / 2;
break;
}
i = 0;
while ((tda18271_cal_pll[i].lomax * 1000) < N) {
if (tda18271_cal_pll[i + 1].lomax == 0)
break;
i++;
}
tuner_extra_dbg("cal pll, pd = 0x%x, d = 0x%x, i = %d\n",
tda18271_cal_pll[i].pd, tda18271_cal_pll[i].d, i);
regs[R_CPD] = tda18271_cal_pll[i].pd;
div = ((tda18271_cal_pll[i].d * (N / 1000)) << 7) / 125;
regs[R_CD1] = 0xff & (div >> 16);
regs[R_CD2] = 0xff & (div >> 8);
regs[R_CD3] = 0xff & div;
/* calculate MAIN PLL */
switch (priv->mode) {
case TDA18271_ANALOG:
N = freq - 250000;
break;
case TDA18271_DIGITAL:
N = freq + bw / 2 + 1000000;
break;
}
i = 0;
while ((tda18271_main_pll[i].lomax * 1000) < N) {
if (tda18271_main_pll[i + 1].lomax == 0)
break;
i++;
}
tuner_extra_dbg("main pll, pd = 0x%x, d = 0x%x, i = %d\n",
tda18271_main_pll[i].pd, tda18271_main_pll[i].d, i);
regs[R_MPD] = (0x7f & tda18271_main_pll[i].pd);
switch (priv->mode) {
case TDA18271_ANALOG:
regs[R_MPD] &= ~0x08;
break;
case TDA18271_DIGITAL:
regs[R_MPD] |= 0x08;
break;
}
div = ((tda18271_main_pll[i].d * (N / 1000)) << 7) / 125;
regs[R_MD1] = 0xff & (div >> 16);
regs[R_MD2] = 0xff & (div >> 8);
regs[R_MD3] = 0xff & div;
tda18271_write_regs(fe, R_EP3, 11);
msleep(5); /* RF tracking filter calibration initialization */
/* search for K,M,CO for RF Calibration */
i = 0;
while ((tda18271_km[i].rfmax * 1000) < freq) {
if (tda18271_km[i + 1].rfmax == 0)
break;
i++;
}
tuner_extra_dbg("km = 0x%x, i = %d\n", tda18271_km[i].val, i);
regs[R_EB13] &= 0x83;
regs[R_EB13] |= tda18271_km[i].val;
tda18271_write_regs(fe, R_EB13, 1);
/* search for RF_BAND */
i = 0;
while ((tda18271_rf_band[i].rfmax * 1000) < freq) {
if (tda18271_rf_band[i + 1].rfmax == 0)
break;
i++;
}
tuner_extra_dbg("rf band = 0x%x, i = %d\n",
tda18271_rf_band[i].val, i);
regs[R_EP2] &= ~0xe0; /* clear rf band bits */
regs[R_EP2] |= (tda18271_rf_band[i].val << 5);
/* search for Gain_Taper */
i = 0;
while ((tda18271_gain_taper[i].rfmax * 1000) < freq) {
if (tda18271_gain_taper[i + 1].rfmax == 0)
break;
i++;
}
tuner_extra_dbg("gain taper = 0x%x, i = %d\n",
tda18271_gain_taper[i].val, i);
regs[R_EP2] &= ~0x1f; /* clear gain taper bits */
regs[R_EP2] |= tda18271_gain_taper[i].val;
tda18271_write_regs(fe, R_EP2, 1);
tda18271_write_regs(fe, R_EP1, 1);
tda18271_write_regs(fe, R_EP2, 1);
tda18271_write_regs(fe, R_EP1, 1);
regs[R_EB4] &= 0x07;
regs[R_EB4] |= 0x40;
tda18271_write_regs(fe, R_EB4, 1);
regs[R_EB7] = 0x40;
tda18271_write_regs(fe, R_EB7, 1);
msleep(10);
regs[R_EB20] = 0xec;
tda18271_write_regs(fe, R_EB20, 1);
msleep(60); /* RF tracking filter calibration completion */
regs[R_EP4] &= ~0x03; /* set cal mode to normal */
tda18271_write_regs(fe, R_EP4, 1);
tda18271_write_regs(fe, R_EP1, 1);
/* RF tracking filer correction for VHF_Low band */
i = 0;
while ((tda18271_rf_cal[i].rfmax * 1000) < freq) {
if (tda18271_rf_cal[i].rfmax == 0)
break;
i++;
}
tuner_extra_dbg("rf cal = 0x%x, i = %d\n", tda18271_rf_cal[i].val, i);
/* VHF_Low band only */
if (tda18271_rf_cal[i].rfmax != 0) {
regs[R_EB14] = tda18271_rf_cal[i].val;
tda18271_write_regs(fe, R_EB14, 1);
}
/* Channel Configuration */
switch (priv->mode) {
case TDA18271_ANALOG:
regs[R_EB22] = 0x2c;
break;
case TDA18271_DIGITAL:
regs[R_EB22] = 0x37;
break;
}
tda18271_write_regs(fe, R_EB22, 1);
regs[R_EP1] |= 0x40; /* set dis power level on */
/* set standard */
regs[R_EP3] &= ~0x1f; /* clear std bits */
/* see table 22 */
regs[R_EP3] |= std;
/* TO DO: *
* ================ *
* FM radio, 0x18 *
* ATSC 6MHz, 0x1c *
* DVB-T 6MHz, 0x1c *
* DVB-T 7MHz, 0x1d *
* DVB-T 8MHz, 0x1e *
* QAM 6MHz, 0x1d *
* QAM 8MHz, 0x1f */
regs[R_EP4] &= ~0x03; /* set cal mode to normal */
regs[R_EP4] &= ~0x1c; /* clear if level bits */
switch (priv->mode) {
case TDA18271_ANALOG:
regs[R_MPD] &= ~0x80; /* IF notch = 0 */
break;
case TDA18271_DIGITAL:
regs[R_EP4] |= 0x04;
regs[R_MPD] |= 0x80;
break;
}
regs[R_EP4] &= ~0x80; /* turn this bit on only for fm */
/* FIXME: image rejection validity EP5[2:0] */
/* calculate MAIN PLL */
N = freq + ifc;
i = 0;
while ((tda18271_main_pll[i].lomax * 1000) < N) {
if (tda18271_main_pll[i + 1].lomax == 0)
break;
i++;
}
tuner_extra_dbg("main pll, pd = 0x%x, d = 0x%x, i = %d\n",
tda18271_main_pll[i].pd, tda18271_main_pll[i].d, i);
regs[R_MPD] = (0x7f & tda18271_main_pll[i].pd);
switch (priv->mode) {
case TDA18271_ANALOG:
regs[R_MPD] &= ~0x08;
break;
case TDA18271_DIGITAL:
regs[R_MPD] |= 0x08;
break;
}
div = ((tda18271_main_pll[i].d * (N / 1000)) << 7) / 125;
regs[R_MD1] = 0xff & (div >> 16);
regs[R_MD2] = 0xff & (div >> 8);
regs[R_MD3] = 0xff & div;
tda18271_write_regs(fe, R_TM, 15);
msleep(5);
return 0;
}
/* ------------------------------------------------------------------ */
static int tda18271_set_params(struct dvb_frontend *fe,
struct dvb_frontend_parameters *params)
{
struct tda18271_priv *priv = fe->tuner_priv;
u8 std;
u32 bw, sgIF = 0;
u32 freq = params->frequency;
priv->mode = TDA18271_DIGITAL;
/* see table 22 */
if (fe->ops.info.type == FE_ATSC) {
switch (params->u.vsb.modulation) {
case VSB_8:
case VSB_16:
std = 0x1b; /* device-specific (spec says 0x1c) */
sgIF = 5380000;
break;
case QAM_64:
case QAM_256:
std = 0x18; /* device-specific (spec says 0x1d) */
sgIF = 4000000;
break;
default:
printk(KERN_WARNING "%s: modulation not set!\n",
__FUNCTION__);
return -EINVAL;
}
freq += 1750000; /* Adjust to center (+1.75MHZ) */
bw = 6000000;
} else if (fe->ops.info.type == FE_OFDM) {
switch (params->u.ofdm.bandwidth) {
case BANDWIDTH_6_MHZ:
std = 0x1c;
bw = 6000000;
break;
case BANDWIDTH_7_MHZ:
std = 0x1d;
bw = 7000000;
break;
case BANDWIDTH_8_MHZ:
std = 0x1e;
bw = 8000000;
break;
default:
printk(KERN_WARNING "%s: bandwidth not set!\n",
__FUNCTION__);
return -EINVAL;
}
} else {
printk(KERN_WARNING "%s: modulation type not supported!\n",
__FUNCTION__);
return -EINVAL;
}
return tda18271_tune(fe, sgIF, freq, bw, std);
}
static int tda18271_set_analog_params(struct dvb_frontend *fe,
struct analog_parameters *params)
{
struct tda18271_priv *priv = fe->tuner_priv;
u8 std;
unsigned int sgIF;
char *mode;
priv->mode = TDA18271_ANALOG;
/* see table 22 */
if (params->std & V4L2_STD_MN) {
std = 0x0d;
sgIF = 92;
mode = "MN";
} else if (params->std & V4L2_STD_B) {
std = 0x0e;
sgIF = 108;
mode = "B";
} else if (params->std & V4L2_STD_GH) {
std = 0x0f;
sgIF = 124;
mode = "GH";
} else if (params->std & V4L2_STD_PAL_I) {
std = 0x0f;
sgIF = 124;
mode = "I";
} else if (params->std & V4L2_STD_DK) {
std = 0x0f;
sgIF = 124;
mode = "DK";
} else if (params->std & V4L2_STD_SECAM_L) {
std = 0x0f;
sgIF = 124;
mode = "L";
} else if (params->std & V4L2_STD_SECAM_LC) {
std = 0x0f;
sgIF = 20;
mode = "LC";
} else {
std = 0x0f;
sgIF = 124;
mode = "xx";
}
if (params->mode == V4L2_TUNER_RADIO)
sgIF = 88; /* if frequency is 5.5 MHz */
tuner_dbg("setting tda18271 to system %s\n", mode);
return tda18271_tune(fe, sgIF * 62500, params->frequency * 62500,
0, std);
}
static int tda18271_release(struct dvb_frontend *fe)
{
kfree(fe->tuner_priv);
fe->tuner_priv = NULL;
return 0;
}
static int tda18271_get_frequency(struct dvb_frontend *fe, u32 *frequency)
{
struct tda18271_priv *priv = fe->tuner_priv;
*frequency = priv->frequency;
return 0;
}
static int tda18271_get_bandwidth(struct dvb_frontend *fe, u32 *bandwidth)
{
struct tda18271_priv *priv = fe->tuner_priv;
*bandwidth = priv->bandwidth;
return 0;
}
static struct dvb_tuner_ops tda18271_tuner_ops = {
.info = {
.name = "NXP TDA18271HD",
.frequency_min = 45000000,
.frequency_max = 864000000,
.frequency_step = 62500
},
.set_params = tda18271_set_params,
.set_analog_params = tda18271_set_analog_params,
.release = tda18271_release,
.get_frequency = tda18271_get_frequency,
.get_bandwidth = tda18271_get_bandwidth,
};
struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe, u8 addr,
struct i2c_adapter *i2c)
{
struct tda18271_priv *priv = NULL;
tuner_dbg("%s:\n", __FUNCTION__);
priv = kzalloc(sizeof(struct tda18271_priv), GFP_KERNEL);
if (priv == NULL)
return NULL;
priv->i2c_addr = addr;
priv->i2c_adap = i2c;
memcpy(&fe->ops.tuner_ops, &tda18271_tuner_ops,
sizeof(struct dvb_tuner_ops));
fe->tuner_priv = priv;
return fe;
}
EXPORT_SYMBOL_GPL(tda18271_attach);
MODULE_DESCRIPTION("NXP TDA18271HD analog / digital tuner driver");
MODULE_AUTHOR("Michael Krufky <mkrufky@linuxtv.org>");
MODULE_LICENSE("GPL");
/*
* Overrides for Emacs so that we follow Linus's tabbing style.
* ---------------------------------------------------------------------------
* Local variables:
* c-basic-offset: 8
* End:
*/
drivers/media/dvb/frontends/tda18271.h 0 → 100644
View file @ 5bea1cd3
/*
tda18271.h - header for the Philips / NXP TDA18271 silicon tuner
Copyright (C) 2007 Michael Krufky (mkrufky@linuxtv.org)
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
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __TDA18271_H__
#define __TDA18271_H__
#include <linux/i2c.h>
#include "dvb_frontend.h"
#if defined(CONFIG_DVB_TDA18271) || (defined(CONFIG_DVB_TDA18271_MODULE) && defined(MODULE))
extern struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe, u8 addr,
struct i2c_adapter *i2c);
#else
static inline struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe,
u8 addr,
struct i2c_adapter *i2c)
{
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
return NULL;
}
#endif
#endif /* __TDA18271_H__ */
drivers/media/video/tda8290.c
View file @ 5bea1cd3
...@@ -25,8 +25,9 @@ ...@@ -25,8 +25,9 @@
#include <linux/videodev.h> #include <linux/videodev.h>
#include "tda8290.h" #include "tda8290.h"
#include "tda827x.h" #include "tda827x.h"
#include "tda18271.h"
static int tuner_debug = 0; static int tuner_debug;
module_param_named(debug, tuner_debug, int, 0644); module_param_named(debug, tuner_debug, int, 0644);
MODULE_PARM_DESC(debug, "enable verbose debug messages"); MODULE_PARM_DESC(debug, "enable verbose debug messages");
...@@ -65,6 +66,34 @@ static void tda8290_i2c_bridge(struct tuner *t, int close) ...@@ -65,6 +66,34 @@ static void tda8290_i2c_bridge(struct tuner *t, int close)
} }
} }
static void tda8295_i2c_bridge(struct tuner *t, int close)
{
struct tda8290_priv *priv = t->priv;
unsigned char enable[2] = { 0x45, 0xc1 };
unsigned char disable[2] = { 0x46, 0x00 };
unsigned char buf[3] = { 0x45, 0x01, 0x00 };
unsigned char *msg;
if (close) {
msg = enable;
tuner_i2c_xfer_send(&priv->i2c_props, msg, 2);
/* let the bridge stabilize */
msleep(20);
} else {
msg = disable;
tuner_i2c_xfer_send(&priv->i2c_props, msg, 1);
tuner_i2c_xfer_recv(&priv->i2c_props, &msg[1], 1);
buf[2] = msg[1];
buf[2] &= ~0x04;
tuner_i2c_xfer_send(&priv->i2c_props, buf, 3);
msleep(5);
msg[1] |= 0x04;
tuner_i2c_xfer_send(&priv->i2c_props, msg, 2);
}
}
/*---------------------------------------------------------------------*/ /*---------------------------------------------------------------------*/
static void set_audio(struct tuner *t) static void set_audio(struct tuner *t)
...@@ -233,6 +262,153 @@ static void tda8290_set_freq(struct tuner *t, unsigned int freq) ...@@ -233,6 +262,153 @@ static void tda8290_set_freq(struct tuner *t, unsigned int freq)
/*---------------------------------------------------------------------*/ /*---------------------------------------------------------------------*/
static void tda8295_power(struct tuner *t, int enable)
{
struct tda8290_priv *priv = t->priv;
unsigned char buf[] = { 0x30, 0x00 }; /* clb_stdbt */
tuner_i2c_xfer_send(&priv->i2c_props, &buf[0], 1);
tuner_i2c_xfer_recv(&priv->i2c_props, &buf[1], 1);
if (enable)
buf[1] = 0x01;
else
buf[1] = 0x03;
tuner_i2c_xfer_send(&priv->i2c_props, buf, 2);
}
static void tda8295_set_easy_mode(struct tuner *t, int enable)
{
struct tda8290_priv *priv = t->priv;
unsigned char buf[] = { 0x01, 0x00 };
tuner_i2c_xfer_send(&priv->i2c_props, &buf[0], 1);
tuner_i2c_xfer_recv(&priv->i2c_props, &buf[1], 1);
if (enable)
buf[1] = 0x01; /* rising edge sets regs 0x02 - 0x23 */
else
buf[1] = 0x00; /* reset active bit */
tuner_i2c_xfer_send(&priv->i2c_props, buf, 2);
}
static void tda8295_set_video_std(struct tuner *t)
{
struct tda8290_priv *priv = t->priv;
unsigned char buf[] = { 0x00, priv->tda8290_easy_mode };
tuner_i2c_xfer_send(&priv->i2c_props, buf, 2);
tda8295_set_easy_mode(t, 1);
msleep(20);
tda8295_set_easy_mode(t, 0);
}
/*---------------------------------------------------------------------*/
static void tda8295_agc1_out(struct tuner *t, int enable)
{
struct tda8290_priv *priv = t->priv;
unsigned char buf[] = { 0x02, 0x00 }; /* DIV_FUNC */
tuner_i2c_xfer_send(&priv->i2c_props, &buf[0], 1);
tuner_i2c_xfer_recv(&priv->i2c_props, &buf[1], 1);
if (enable)
buf[1] &= ~0x40;
else
buf[1] |= 0x40;
tuner_i2c_xfer_send(&priv->i2c_props, buf, 2);
}
static void tda8295_agc2_out(struct tuner *t, int enable)
{
struct tda8290_priv *priv = t->priv;
unsigned char set_gpio_cf[] = { 0x44, 0x00 };
unsigned char set_gpio_val[] = { 0x46, 0x00 };
tuner_i2c_xfer_send(&priv->i2c_props, &set_gpio_cf[0], 1);
tuner_i2c_xfer_recv(&priv->i2c_props, &set_gpio_cf[1], 1);
tuner_i2c_xfer_send(&priv->i2c_props, &set_gpio_val[0], 1);
tuner_i2c_xfer_recv(&priv->i2c_props, &set_gpio_val[1], 1);
set_gpio_cf[1] &= 0xf0; /* clear GPIO_0 bits 3-0 */
if (enable) {
set_gpio_cf[1] |= 0x01; /* config GPIO_0 as Open Drain Out */
set_gpio_val[1] &= 0xfe; /* set GPIO_0 pin low */
}
tuner_i2c_xfer_send(&priv->i2c_props, set_gpio_cf, 2);
tuner_i2c_xfer_send(&priv->i2c_props, set_gpio_val, 2);
}
static int tda8295_has_signal(struct tuner *t)
{
struct tda8290_priv *priv = t->priv;
unsigned char hvpll_stat = 0x26;
unsigned char ret;
tuner_i2c_xfer_send(&priv->i2c_props, &hvpll_stat, 1);
tuner_i2c_xfer_recv(&priv->i2c_props, &ret, 1);
return (ret & 0x01) ? 65535 : 0;
}
/*---------------------------------------------------------------------*/
static void tda8295_set_freq(struct tuner *t, unsigned int freq)
{
struct tda8290_priv *priv = t->priv;
u16 ifc;
unsigned char blanking_mode[] = { 0x1d, 0x00 };
struct analog_parameters params = {
.frequency = freq,
.mode = t->mode,
.audmode = t->audmode,
.std = t->std
};
set_audio(t);
ifc = priv->cfg.sgIF; /* FIXME */
tuner_dbg("%s: ifc = %u, freq = %d\n", __FUNCTION__, ifc, freq);
tda8295_power(t, 1);
tda8295_agc1_out(t, 1);
tuner_i2c_xfer_send(&priv->i2c_props, &blanking_mode[0], 1);
tuner_i2c_xfer_recv(&priv->i2c_props, &blanking_mode[1], 1);
tda8295_set_video_std(t);
blanking_mode[1] = 0x03;
tuner_i2c_xfer_send(&priv->i2c_props, blanking_mode, 2);
msleep(20);
tda8295_i2c_bridge(t, 1);
if (t->fe.ops.tuner_ops.set_analog_params)
t->fe.ops.tuner_ops.set_analog_params(&t->fe, &params);
if (priv->cfg.agcf)
priv->cfg.agcf(&t->fe);
if (tda8295_has_signal(t))
tuner_dbg("tda8295 is locked\n");
else
tuner_dbg("tda8295 not locked, no signal?\n");
tda8295_i2c_bridge(t, 0);
}
/*---------------------------------------------------------------------*/
static int tda8290_has_signal(struct tuner *t) static int tda8290_has_signal(struct tuner *t)
{ {
struct tda8290_priv *priv = t->priv; struct tda8290_priv *priv = t->priv;
...@@ -264,6 +440,13 @@ static void tda8290_standby(struct tuner *t) ...@@ -264,6 +440,13 @@ static void tda8290_standby(struct tuner *t)
tuner_i2c_xfer_send(&priv->i2c_props, tda8290_standby, 2); tuner_i2c_xfer_send(&priv->i2c_props, tda8290_standby, 2);
} }
static void tda8295_standby(struct tuner *t)
{
tda8295_agc1_out(t, 0); /* Put AGC in tri-state */
tda8295_power(t, 0);
}
static void tda8290_init_if(struct tuner *t) static void tda8290_init_if(struct tuner *t)
{ {
struct tda8290_priv *priv = t->priv; struct tda8290_priv *priv = t->priv;
...@@ -279,6 +462,35 @@ static void tda8290_init_if(struct tuner *t) ...@@ -279,6 +462,35 @@ static void tda8290_init_if(struct tuner *t)
tuner_i2c_xfer_send(&priv->i2c_props, set_VS, 2); tuner_i2c_xfer_send(&priv->i2c_props, set_VS, 2);
} }
static void tda8295_init_if(struct tuner *t)
{
struct tda8290_priv *priv = t->priv;
static unsigned char set_adc_ctl[] = { 0x33, 0x14 };
static unsigned char set_adc_ctl2[] = { 0x34, 0x00 };
static unsigned char set_pll_reg6[] = { 0x3e, 0x63 };
static unsigned char set_pll_reg0[] = { 0x38, 0x23 };
static unsigned char set_pll_reg7[] = { 0x3f, 0x01 };
static unsigned char set_pll_reg10[] = { 0x42, 0x61 };
static unsigned char set_gpio_reg0[] = { 0x44, 0x0b };
tda8295_power(t, 1);
tda8295_set_easy_mode(t, 0);
tda8295_set_video_std(t);
tuner_i2c_xfer_send(&priv->i2c_props, set_adc_ctl, 2);
tuner_i2c_xfer_send(&priv->i2c_props, set_adc_ctl2, 2);
tuner_i2c_xfer_send(&priv->i2c_props, set_pll_reg6, 2);
tuner_i2c_xfer_send(&priv->i2c_props, set_pll_reg0, 2);
tuner_i2c_xfer_send(&priv->i2c_props, set_pll_reg7, 2);
tuner_i2c_xfer_send(&priv->i2c_props, set_pll_reg10, 2);
tuner_i2c_xfer_send(&priv->i2c_props, set_gpio_reg0, 2);
tda8295_agc1_out(t, 0);
tda8295_agc2_out(t, 0);
}
static void tda8290_init_tuner(struct tuner *t) static void tda8290_init_tuner(struct tuner *t)
{ {
struct tda8290_priv *priv = t->priv; struct tda8290_priv *priv = t->priv;
...@@ -298,7 +510,7 @@ static void tda8290_init_tuner(struct tuner *t) ...@@ -298,7 +510,7 @@ static void tda8290_init_tuner(struct tuner *t)
/*---------------------------------------------------------------------*/ /*---------------------------------------------------------------------*/
static void tda8290_release(struct tuner *t) static void tda829x_release(struct tuner *t)
{ {
if (t->fe.ops.tuner_ops.release) if (t->fe.ops.tuner_ops.release)
t->fe.ops.tuner_ops.release(&t->fe); t->fe.ops.tuner_ops.release(&t->fe);
...@@ -312,7 +524,15 @@ static struct tuner_operations tda8290_tuner_ops = { ...@@ -312,7 +524,15 @@ static struct tuner_operations tda8290_tuner_ops = {
.set_radio_freq = tda8290_set_freq, .set_radio_freq = tda8290_set_freq,
.has_signal = tda8290_has_signal, .has_signal = tda8290_has_signal,
.standby = tda8290_standby, .standby = tda8290_standby,
.release = tda8290_release, .release = tda829x_release,
};
static struct tuner_operations tda8295_tuner_ops = {
.set_tv_freq = tda8295_set_freq,
.set_radio_freq = tda8295_set_freq,
.has_signal = tda8295_has_signal,
.standby = tda8295_standby,
.release = tda829x_release,
}; };
int tda8290_attach(struct tuner *t) int tda8290_attach(struct tuner *t)
...@@ -403,6 +623,95 @@ int tda8290_attach(struct tuner *t) ...@@ -403,6 +623,95 @@ int tda8290_attach(struct tuner *t)
tda8290_init_if(t); tda8290_init_if(t);
return 0; return 0;
} }
EXPORT_SYMBOL_GPL(tda8290_attach);
int tda8295_attach(struct tuner *t)
{
struct tda8290_priv *priv = NULL;
u8 data;
int i, ret, tuners_found;
u32 tuner_addrs;
struct i2c_msg msg = { .flags = I2C_M_RD, .buf = &data, .len = 1 };
priv = kzalloc(sizeof(struct tda8290_priv), GFP_KERNEL);
if (priv == NULL)
return -ENOMEM;
t->priv = priv;
priv->i2c_props.addr = t->i2c.addr;
priv->i2c_props.adap = t->i2c.adapter;
tda8295_i2c_bridge(t, 1);
/* probe for tuner chip */
tuners_found = 0;
tuner_addrs = 0;
for (i = 0x60; i <= 0x63; i++) {
msg.addr = i;
ret = i2c_transfer(priv->i2c_props.adap, &msg, 1);
if (ret == 1) {
tuners_found++;
tuner_addrs = (tuner_addrs << 8) + i;
}
}
/* if there is more than one tuner, we expect the right one is
behind the bridge and we choose the highest address that doesn't
give a response now
*/
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) int tda8290_probe(struct tuner *t)
{ {
...@@ -434,12 +743,10 @@ 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); tuner_i2c_xfer_send(&i2c_props, restore_9886, 3);
return -1; return -1;
} }
EXPORT_SYMBOL_GPL(tda8290_probe); EXPORT_SYMBOL_GPL(tda8290_probe);
EXPORT_SYMBOL_GPL(tda8290_attach);
MODULE_DESCRIPTION("Philips TDA8290 + TDA8275 / TDA8275a tuner driver"); 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"); MODULE_LICENSE("GPL");
/* /*
......
drivers/media/video/tda8290.h
View file @ 5bea1cd3
...@@ -24,6 +24,7 @@ ...@@ -24,6 +24,7 @@
extern int tda8290_probe(struct tuner *t); extern int tda8290_probe(struct tuner *t);
extern int tda8290_attach(struct tuner *t); extern int tda8290_attach(struct tuner *t);
extern int tda8295_attach(struct tuner *t);
#else #else
static inline int tda8290_probe(struct tuner *t) static inline int tda8290_probe(struct tuner *t)
{ {
...@@ -37,6 +38,13 @@ static inline int tda8290_attach(struct tuner *t) ...@@ -37,6 +38,13 @@ static inline int tda8290_attach(struct tuner *t)
__FUNCTION__); __FUNCTION__);
return -EINVAL; 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
#endif /* __TDA8290_H__ */ #endif /* __TDA8290_H__ */
drivers/media/video/tuner-core.c
View file @ 5bea1cd3
...@@ -278,6 +278,11 @@ static void set_type(struct i2c_client *c, unsigned int type, ...@@ -278,6 +278,11 @@ static void set_type(struct i2c_client *c, unsigned int type,
tda8290_attach(t); tda8290_attach(t);
break; break;
} }
case TUNER_PHILIPS_TDA8295:
{
tda8295_attach(t);
break;
}
case TUNER_TEA5767: case TUNER_TEA5767:
if (tea5767_attach(&t->fe, t->i2c.adapter, t->i2c.addr) == NULL) { if (tea5767_attach(&t->fe, t->i2c.adapter, t->i2c.addr) == NULL) {
t->type = TUNER_ABSENT; t->type = TUNER_ABSENT;
......
drivers/media/video/tuner-types.c
View file @ 5bea1cd3
...@@ -1475,6 +1475,9 @@ struct tunertype tuners[] = { ...@@ -1475,6 +1475,9 @@ struct tunertype tuners[] = {
.name = "Philips TEA5761 FM Radio", .name = "Philips TEA5761 FM Radio",
/* see tea5767.c for details */ /* 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); unsigned const int tuner_count = ARRAY_SIZE(tuners);
drivers/media/video/tveeprom.c
View file @ 5bea1cd3
...@@ -257,7 +257,7 @@ hauppauge_tuner[] = ...@@ -257,7 +257,7 @@ hauppauge_tuner[] =
{ TUNER_ABSENT, "LG TAPQ_H702F"}, { TUNER_ABSENT, "LG TAPQ_H702F"},
{ TUNER_ABSENT, "TCL M09WPP_4N_E"}, { TUNER_ABSENT, "TCL M09WPP_4N_E"},
{ TUNER_ABSENT, "MaxLinear MXL5005_v2"}, { TUNER_ABSENT, "MaxLinear MXL5005_v2"},
{ TUNER_ABSENT, "Philips 18271_8295"}, { TUNER_PHILIPS_TDA8295, "Philips 18271_8295"},
}; };
static struct HAUPPAUGE_AUDIOIC static struct HAUPPAUGE_AUDIOIC
......
include/media/tuner.h
View file @ 5bea1cd3
...@@ -124,6 +124,8 @@ extern int tuner_debug; ...@@ -124,6 +124,8 @@ extern int tuner_debug;
#define TUNER_TDA9887 74 /* This tuner should be used only internally */ #define TUNER_TDA9887 74 /* This tuner should be used only internally */
#define TUNER_TEA5761 75 /* Only FM Radio Tuner */ #define TUNER_TEA5761 75 /* Only FM Radio Tuner */
#define TUNER_PHILIPS_TDA8295 76
/* tv card specific */ /* tv card specific */
#define TDA9887_PRESENT (1<<0) #define TDA9887_PRESENT (1<<0)
#define TDA9887_PORT1_INACTIVE (1<<1) #define TDA9887_PORT1_INACTIVE (1<<1)
......
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