mirror of
https://github.com/FEX-Emu/linux.git
synced 2024-12-24 18:38:38 +00:00
V4L/DVB (7912): TDA10023: make few parameters configurable
- separate TDA10021 and TDA10023 attach - configurable Xtal settings - configurable input freq offset + baseband conversion type settings Signed-off-by: Antti Palosaari <crope@iki.fi> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Antti Palosaari
Mauro Carvalho Chehab
parent
34cb61693e
commit
4388c3b4fe
@ -38,75 +38,29 @@
|
||||
#include "dvb_frontend.h"
|
||||
#include "tda1002x.h"
|
||||
|
||||
#define REG0_INIT_VAL 0x23
|
||||
|
||||
struct tda10023_state {
|
||||
struct i2c_adapter* i2c;
|
||||
/* configuration settings */
|
||||
const struct tda1002x_config* config;
|
||||
const struct tda10023_config *config;
|
||||
struct dvb_frontend frontend;
|
||||
|
||||
u8 pwm;
|
||||
u8 reg0;
|
||||
};
|
||||
|
||||
/* clock settings */
|
||||
u32 xtal;
|
||||
u8 pll_m;
|
||||
u8 pll_p;
|
||||
u8 pll_n;
|
||||
u32 sysclk;
|
||||
};
|
||||
|
||||
#define dprintk(x...)
|
||||
|
||||
static int verbose;
|
||||
|
||||
#define XTAL 28920000UL
|
||||
#define PLL_M 8UL
|
||||
#define PLL_P 4UL
|
||||
#define PLL_N 1UL
|
||||
#define SYSCLK (XTAL*PLL_M/(PLL_N*PLL_P)) // -> 57840000
|
||||
|
||||
static u8 tda10023_inittab[]={
|
||||
// reg mask val
|
||||
0x2a,0xff,0x02, // PLL3, Bypass, Power Down
|
||||
0xff,0x64,0x00, // Sleep 100ms
|
||||
0x2a,0xff,0x03, // PLL3, Bypass, Power Down
|
||||
0xff,0x64,0x00, // Sleep 100ms
|
||||
0x28,0xff,PLL_M-1, // PLL1 M=8
|
||||
0x29,0xff,((PLL_P-1)<<6)|(PLL_N-1), // PLL2
|
||||
0x00,0xff,0x23, // GPR FSAMPLING=1
|
||||
0x2a,0xff,0x08, // PLL3 PSACLK=1
|
||||
0xff,0x64,0x00, // Sleep 100ms
|
||||
0x1f,0xff,0x00, // RESET
|
||||
0xff,0x64,0x00, // Sleep 100ms
|
||||
0xe6,0x0c,0x04, // RSCFG_IND
|
||||
0x10,0xc0,0x80, // DECDVBCFG1 PBER=1
|
||||
|
||||
0x0e,0xff,0x82, // GAIN1
|
||||
0x03,0x08,0x08, // CLKCONF DYN=1
|
||||
0x2e,0xbf,0x30, // AGCCONF2 TRIAGC=0,POSAGC=ENAGCIF=1 PPWMTUN=0 PPWMIF=0
|
||||
0x01,0xff,0x30, // AGCREF
|
||||
0x1e,0x84,0x84, // CONTROL SACLK_ON=1
|
||||
0x1b,0xff,0xc8, // ADC TWOS=1
|
||||
0x3b,0xff,0xff, // IFMAX
|
||||
0x3c,0xff,0x00, // IFMIN
|
||||
0x34,0xff,0x00, // PWMREF
|
||||
0x35,0xff,0xff, // TUNMAX
|
||||
0x36,0xff,0x00, // TUNMIN
|
||||
0x06,0xff,0x7f, // EQCONF1 POSI=7 ENADAPT=ENEQUAL=DFE=1 // 0x77
|
||||
0x1c,0x30,0x30, // EQCONF2 STEPALGO=SGNALGO=1
|
||||
0x37,0xff,0xf6, // DELTAF_LSB
|
||||
0x38,0xff,0xff, // DELTAF_MSB
|
||||
0x02,0xff,0x93, // AGCCONF1 IFS=1 KAGCIF=2 KAGCTUN=3
|
||||
0x2d,0xff,0xf6, // SWEEP SWPOS=1 SWDYN=7 SWSTEP=1 SWLEN=2
|
||||
0x04,0x10,0x00, // SWRAMP=1
|
||||
0x12,0xff,0xa1, // INTP1 POCLKP=1 FEL=1 MFS=0
|
||||
0x2b,0x01,0xa1, // INTS1
|
||||
0x20,0xff,0x04, // INTP2 SWAPP=? MSBFIRSTP=? INTPSEL=?
|
||||
0x2c,0xff,0x0d, // INTP/S TRIP=0 TRIS=0
|
||||
0xc4,0xff,0x00,
|
||||
0xc3,0x30,0x00,
|
||||
0xb5,0xff,0x19, // ERAGC_THD
|
||||
0x00,0x03,0x01, // GPR, CLBS soft reset
|
||||
0x00,0x03,0x03, // GPR, CLBS soft reset
|
||||
0xff,0x64,0x00, // Sleep 100ms
|
||||
0xff,0xff,0xff
|
||||
};
|
||||
|
||||
static u8 tda10023_readreg (struct tda10023_state* state, u8 reg)
|
||||
{
|
||||
u8 b0 [] = { reg };
|
||||
@ -219,30 +173,34 @@ static int tda10023_set_symbolrate (struct tda10023_state* state, u32 sr)
|
||||
s16 SFIL=0;
|
||||
u16 NDEC = 0;
|
||||
|
||||
if (sr < (u32)(SYSCLK/98.40)) {
|
||||
/* avoid floating point operations multiplying syscloc and divider
|
||||
by 10 */
|
||||
u32 sysclk_x_10 = state->sysclk * 10;
|
||||
|
||||
if (sr < (u32)(sysclk_x_10/984)) {
|
||||
NDEC=3;
|
||||
SFIL=1;
|
||||
} else if (sr<(u32)(SYSCLK/64.0)) {
|
||||
} else if (sr < (u32)(sysclk_x_10/640)) {
|
||||
NDEC=3;
|
||||
SFIL=0;
|
||||
} else if (sr<(u32)(SYSCLK/49.2)) {
|
||||
} else if (sr < (u32)(sysclk_x_10/492)) {
|
||||
NDEC=2;
|
||||
SFIL=1;
|
||||
} else if (sr<(u32)(SYSCLK/32.0)) {
|
||||
} else if (sr < (u32)(sysclk_x_10/320)) {
|
||||
NDEC=2;
|
||||
SFIL=0;
|
||||
} else if (sr<(u32)(SYSCLK/24.6)) {
|
||||
} else if (sr < (u32)(sysclk_x_10/246)) {
|
||||
NDEC=1;
|
||||
SFIL=1;
|
||||
} else if (sr<(u32)(SYSCLK/16.0)) {
|
||||
} else if (sr < (u32)(sysclk_x_10/160)) {
|
||||
NDEC=1;
|
||||
SFIL=0;
|
||||
} else if (sr<(u32)(SYSCLK/12.3)) {
|
||||
} else if (sr < (u32)(sysclk_x_10/123)) {
|
||||
NDEC=0;
|
||||
SFIL=1;
|
||||
}
|
||||
|
||||
BDRI=SYSCLK*16;
|
||||
BDRI = (state->sysclk)*16;
|
||||
BDRI>>=NDEC;
|
||||
BDRI +=sr/2;
|
||||
BDRI /=sr;
|
||||
@ -255,11 +213,12 @@ static int tda10023_set_symbolrate (struct tda10023_state* state, u32 sr)
|
||||
|
||||
BDRX=1<<(24+NDEC);
|
||||
BDRX*=sr;
|
||||
do_div(BDRX,SYSCLK); // BDRX/=SYSCLK;
|
||||
do_div(BDRX, state->sysclk); /* BDRX/=SYSCLK; */
|
||||
|
||||
BDR=(s32)BDRX;
|
||||
}
|
||||
// printk("Symbolrate %i, BDR %i BDRI %i, NDEC %i\n",sr,BDR,BDRI,NDEC);
|
||||
dprintk("Symbolrate %i, BDR %i BDRI %i, NDEC %i\n",
|
||||
sr, BDR, BDRI, NDEC);
|
||||
tda10023_writebit (state, 0x03, 0xc0, NDEC<<6);
|
||||
tda10023_writereg (state, 0x0a, BDR&255);
|
||||
tda10023_writereg (state, 0x0b, (BDR>>8)&255);
|
||||
@ -272,8 +231,63 @@ static int tda10023_set_symbolrate (struct tda10023_state* state, u32 sr)
|
||||
static int tda10023_init (struct dvb_frontend *fe)
|
||||
{
|
||||
struct tda10023_state* state = fe->demodulator_priv;
|
||||
u8 tda10023_inittab[] = {
|
||||
/* reg mask val */
|
||||
/* 000 */ 0x2a, 0xff, 0x02, /* PLL3, Bypass, Power Down */
|
||||
/* 003 */ 0xff, 0x64, 0x00, /* Sleep 100ms */
|
||||
/* 006 */ 0x2a, 0xff, 0x03, /* PLL3, Bypass, Power Down */
|
||||
/* 009 */ 0xff, 0x64, 0x00, /* Sleep 100ms */
|
||||
/* PLL1 */
|
||||
/* 012 */ 0x28, 0xff, (state->pll_m-1),
|
||||
/* PLL2 */
|
||||
/* 015 */ 0x29, 0xff, ((state->pll_p-1)<<6)|(state->pll_n-1),
|
||||
/* GPR FSAMPLING=1 */
|
||||
/* 018 */ 0x00, 0xff, REG0_INIT_VAL,
|
||||
/* 021 */ 0x2a, 0xff, 0x08, /* PLL3 PSACLK=1 */
|
||||
/* 024 */ 0xff, 0x64, 0x00, /* Sleep 100ms */
|
||||
/* 027 */ 0x1f, 0xff, 0x00, /* RESET */
|
||||
/* 030 */ 0xff, 0x64, 0x00, /* Sleep 100ms */
|
||||
/* 033 */ 0xe6, 0x0c, 0x04, /* RSCFG_IND */
|
||||
/* 036 */ 0x10, 0xc0, 0x80, /* DECDVBCFG1 PBER=1 */
|
||||
|
||||
dprintk("DVB: TDA10023(%d): init chip\n", fe->adapter->num);
|
||||
/* 039 */ 0x0e, 0xff, 0x82, /* GAIN1 */
|
||||
/* 042 */ 0x03, 0x08, 0x08, /* CLKCONF DYN=1 */
|
||||
/* 045 */ 0x2e, 0xbf, 0x30, /* AGCCONF2 TRIAGC=0,POSAGC=ENAGCIF=1
|
||||
PPWMTUN=0 PPWMIF=0 */
|
||||
/* 048 */ 0x01, 0xff, 0x30, /* AGCREF */
|
||||
/* 051 */ 0x1e, 0x84, 0x84, /* CONTROL SACLK_ON=1 */
|
||||
/* 054 */ 0x1b, 0xff, 0xc8, /* ADC TWOS=1 */
|
||||
/* 057 */ 0x3b, 0xff, 0xff, /* IFMAX */
|
||||
/* 060 */ 0x3c, 0xff, 0x00, /* IFMIN */
|
||||
/* 063 */ 0x34, 0xff, 0x00, /* PWMREF */
|
||||
/* 066 */ 0x35, 0xff, 0xff, /* TUNMAX */
|
||||
/* 069 */ 0x36, 0xff, 0x00, /* TUNMIN */
|
||||
/* 072 */ 0x06, 0xff, 0x7f, /* EQCONF1 POSI=7 ENADAPT=ENEQUAL=DFE=1 */
|
||||
/* 075 */ 0x1c, 0x30, 0x30, /* EQCONF2 STEPALGO=SGNALGO=1 */
|
||||
/* 078 */ 0x37, 0xff, 0xf6, /* DELTAF_LSB */
|
||||
/* 081 */ 0x38, 0xff, 0xff, /* DELTAF_MSB */
|
||||
/* 084 */ 0x02, 0xff, 0x93, /* AGCCONF1 IFS=1 KAGCIF=2 KAGCTUN=3 */
|
||||
/* 087 */ 0x2d, 0xff, 0xf6, /* SWEEP SWPOS=1 SWDYN=7 SWSTEP=1 SWLEN=2 */
|
||||
/* 090 */ 0x04, 0x10, 0x00, /* SWRAMP=1 */
|
||||
/* 093 */ 0x12, 0xff, 0xa1, /* INTP1 POCLKP=1 FEL=1 MFS=0 */
|
||||
/* 096 */ 0x2b, 0x01, 0xa1, /* INTS1 */
|
||||
/* 099 */ 0x20, 0xff, 0x04, /* INTP2 SWAPP=? MSBFIRSTP=? INTPSEL=? */
|
||||
/* 102 */ 0x2c, 0xff, 0x0d, /* INTP/S TRIP=0 TRIS=0 */
|
||||
/* 105 */ 0xc4, 0xff, 0x00,
|
||||
/* 108 */ 0xc3, 0x30, 0x00,
|
||||
/* 111 */ 0xb5, 0xff, 0x19, /* ERAGC_THD */
|
||||
/* 114 */ 0x00, 0x03, 0x01, /* GPR, CLBS soft reset */
|
||||
/* 117 */ 0x00, 0x03, 0x03, /* GPR, CLBS soft reset */
|
||||
/* 120 */ 0xff, 0x64, 0x00, /* Sleep 100ms */
|
||||
/* 123 */ 0xff, 0xff, 0xff
|
||||
};
|
||||
dprintk("DVB: TDA10023(%d): init chip\n", fe->dvb->num);
|
||||
|
||||
/* override default values if set in config */
|
||||
if (state->config->deltaf) {
|
||||
tda10023_inittab[80] = (state->config->deltaf & 0xff);
|
||||
tda10023_inittab[83] = (state->config->deltaf >> 8);
|
||||
}
|
||||
|
||||
tda10023_writetab(state, tda10023_inittab);
|
||||
|
||||
@ -460,12 +474,11 @@ static void tda10023_release(struct dvb_frontend* fe)
|
||||
|
||||
static struct dvb_frontend_ops tda10023_ops;
|
||||
|
||||
struct dvb_frontend* tda10023_attach(const struct tda1002x_config* config,
|
||||
struct i2c_adapter* i2c,
|
||||
struct dvb_frontend *tda10023_attach(const struct tda10023_config *config,
|
||||
struct i2c_adapter *i2c,
|
||||
u8 pwm)
|
||||
{
|
||||
struct tda10023_state* state = NULL;
|
||||
int i;
|
||||
|
||||
/* allocate memory for the internal state */
|
||||
state = kzalloc(sizeof(struct tda10023_state), GFP_KERNEL);
|
||||
@ -474,22 +487,40 @@ struct dvb_frontend* tda10023_attach(const struct tda1002x_config* config,
|
||||
/* setup the state */
|
||||
state->config = config;
|
||||
state->i2c = i2c;
|
||||
memcpy(&state->frontend.ops, &tda10023_ops, sizeof(struct dvb_frontend_ops));
|
||||
state->pwm = pwm;
|
||||
for (i=0; i < ARRAY_SIZE(tda10023_inittab);i+=3) {
|
||||
if (tda10023_inittab[i] == 0x00) {
|
||||
state->reg0 = tda10023_inittab[i+2];
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
// Wakeup if in standby
|
||||
/* wakeup if in standby */
|
||||
tda10023_writereg (state, 0x00, 0x33);
|
||||
/* check if the demod is there */
|
||||
if ((tda10023_readreg(state, 0x1a) & 0xf0) != 0x70) goto error;
|
||||
|
||||
/* create dvb_frontend */
|
||||
memcpy(&state->frontend.ops, &tda10023_ops, sizeof(struct dvb_frontend_ops));
|
||||
state->pwm = pwm;
|
||||
state->reg0 = REG0_INIT_VAL;
|
||||
if (state->config->xtal) {
|
||||
state->xtal = state->config->xtal;
|
||||
state->pll_m = state->config->pll_m;
|
||||
state->pll_p = state->config->pll_p;
|
||||
state->pll_n = state->config->pll_n;
|
||||
} else {
|
||||
/* set default values if not defined in config */
|
||||
state->xtal = 28920000;
|
||||
state->pll_m = 8;
|
||||
state->pll_p = 4;
|
||||
state->pll_n = 1;
|
||||
}
|
||||
|
||||
/* calc sysclk */
|
||||
state->sysclk = (state->xtal * state->pll_m / \
|
||||
(state->pll_n * state->pll_p));
|
||||
|
||||
state->frontend.ops.info.symbol_rate_min = (state->sysclk/2)/64;
|
||||
state->frontend.ops.info.symbol_rate_max = (state->sysclk/2)/4;
|
||||
|
||||
dprintk("DVB: TDA10023 %s: xtal:%d pll_m:%d pll_p:%d pll_n:%d\n",
|
||||
__func__, state->xtal, state->pll_m, state->pll_p,
|
||||
state->pll_n);
|
||||
|
||||
state->frontend.demodulator_priv = state;
|
||||
return &state->frontend;
|
||||
|
||||
@ -504,10 +535,10 @@ static struct dvb_frontend_ops tda10023_ops = {
|
||||
.name = "Philips TDA10023 DVB-C",
|
||||
.type = FE_QAM,
|
||||
.frequency_stepsize = 62500,
|
||||
.frequency_min = 47000000,
|
||||
.frequency_min = 47000000,
|
||||
.frequency_max = 862000000,
|
||||
.symbol_rate_min = (SYSCLK/2)/64, /* SACLK/64 == (SYSCLK/2)/64 */
|
||||
.symbol_rate_max = (SYSCLK/2)/4, /* SACLK/4 */
|
||||
.symbol_rate_min = 0, /* set in tda10023_attach */
|
||||
.symbol_rate_max = 0, /* set in tda10023_attach */
|
||||
.caps = 0x400 | //FE_CAN_QAM_4
|
||||
FE_CAN_QAM_16 | FE_CAN_QAM_32 | FE_CAN_QAM_64 |
|
||||
FE_CAN_QAM_128 | FE_CAN_QAM_256 |
|
||||
|
||||
@ -26,13 +26,27 @@
|
||||
|
||||
#include <linux/dvb/frontend.h>
|
||||
|
||||
struct tda1002x_config
|
||||
{
|
||||
struct tda1002x_config {
|
||||
/* the demodulator's i2c address */
|
||||
u8 demod_address;
|
||||
u8 invert;
|
||||
};
|
||||
|
||||
struct tda10023_config {
|
||||
/* the demodulator's i2c address */
|
||||
u8 demod_address;
|
||||
u8 invert;
|
||||
|
||||
/* clock settings */
|
||||
u32 xtal; /* defaults: 28920000 */
|
||||
u8 pll_m; /* defaults: 8 */
|
||||
u8 pll_p; /* defaults: 4 */
|
||||
u8 pll_n; /* defaults: 1 */
|
||||
|
||||
/* input freq offset + baseband conversion type */
|
||||
u16 deltaf;
|
||||
};
|
||||
|
||||
#if defined(CONFIG_DVB_TDA10021) || (defined(CONFIG_DVB_TDA10021_MODULE) && defined(MODULE))
|
||||
extern struct dvb_frontend* tda10021_attach(const struct tda1002x_config* config,
|
||||
struct i2c_adapter* i2c, u8 pwm);
|
||||
@ -45,12 +59,15 @@ static inline struct dvb_frontend* tda10021_attach(const struct tda1002x_config*
|
||||
}
|
||||
#endif // CONFIG_DVB_TDA10021
|
||||
|
||||
#if defined(CONFIG_DVB_TDA10023) || (defined(CONFIG_DVB_TDA10023_MODULE) && defined(MODULE))
|
||||
extern struct dvb_frontend* tda10023_attach(const struct tda1002x_config* config,
|
||||
struct i2c_adapter* i2c, u8 pwm);
|
||||
#if defined(CONFIG_DVB_TDA10023) || \
|
||||
(defined(CONFIG_DVB_TDA10023_MODULE) && defined(MODULE))
|
||||
extern struct dvb_frontend *tda10023_attach(
|
||||
const struct tda10023_config *config,
|
||||
struct i2c_adapter *i2c, u8 pwm);
|
||||
#else
|
||||
static inline struct dvb_frontend* tda10023_attach(const struct tda1002x_config* config,
|
||||
struct i2c_adapter* i2c, u8 pwm)
|
||||
static inline struct dvb_frontend *tda10023_attach(
|
||||
const struct tda1002x_config *config,
|
||||
struct i2c_adapter *i2c, u8 pwm)
|
||||
{
|
||||
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
|
||||
return NULL;
|
||||
|
||||
@ -667,6 +667,11 @@ static struct tda1002x_config philips_cu1216_config_altaddress = {
|
||||
.invert = 0,
|
||||
};
|
||||
|
||||
static struct tda10023_config philips_cu1216_tda10023_config = {
|
||||
.demod_address = 0x0c,
|
||||
.invert = 1,
|
||||
};
|
||||
|
||||
static int philips_tu1216_tuner_init(struct dvb_frontend *fe)
|
||||
{
|
||||
struct budget *budget = (struct budget *) fe->dvb->priv;
|
||||
@ -1019,9 +1024,10 @@ static void frontend_init(struct budget_av *budget_av)
|
||||
case SUBID_DVBC_KNC1_PLUS_MK3:
|
||||
budget_av->reinitialise_demod = 1;
|
||||
budget_av->budget.dev->i2c_bitrate = SAA7146_I2C_BUS_BIT_RATE_240;
|
||||
fe = dvb_attach(tda10023_attach, &philips_cu1216_config,
|
||||
&budget_av->budget.i2c_adap,
|
||||
read_pwm(budget_av));
|
||||
fe = dvb_attach(tda10023_attach,
|
||||
&philips_cu1216_tda10023_config,
|
||||
&budget_av->budget.i2c_adap,
|
||||
read_pwm(budget_av));
|
||||
if (fe) {
|
||||
fe->ops.tuner_ops.set_params = philips_cu1216_tuner_set_params;
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user