diff options
author | Manu Abraham <abraham.manu@gmail.com> | 2009-12-04 04:39:14 -0300 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2010-01-17 11:55:30 -0200 |
commit | 2687d832fe0141015e2391f3755d9499e6efb83e (patch) | |
tree | bec7e2fb372dc566a2c302deae527d44c55ff353 /drivers/media/dvb/mantis | |
parent | f8e26cdec5ac25ae8d73e278e21033292de5430b (diff) | |
download | linux-2687d832fe0141015e2391f3755d9499e6efb83e.tar.bz2 |
V4L/DVB (13719): [Mantis/VP-2033] Initial test switch to the tda10021, from the cu1216
Signed-off-by: Manu Abraham <manu@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/dvb/mantis')
-rw-r--r-- | drivers/media/dvb/mantis/mantis_dvb.c | 2 | ||||
-rw-r--r-- | drivers/media/dvb/mantis/mantis_vp2033.c | 80 | ||||
-rw-r--r-- | drivers/media/dvb/mantis/mantis_vp2033.h | 8 |
3 files changed, 63 insertions, 27 deletions
diff --git a/drivers/media/dvb/mantis/mantis_dvb.c b/drivers/media/dvb/mantis/mantis_dvb.c index 7fe8541b1c51..f2556950d18b 100644 --- a/drivers/media/dvb/mantis/mantis_dvb.c +++ b/drivers/media/dvb/mantis/mantis_dvb.c @@ -239,7 +239,7 @@ int __devinit mantis_frontend_init(struct mantis_pci *mantis) break; case MANTIS_VP_2033_DVB_C: // VP-2033 dprintk(verbose, MANTIS_ERROR, 1, "Probing for CU1216 (DVB-C)"); - mantis->fe = cu1216_attach(&philips_cu1216_config, &mantis->adapter); + mantis->fe = tda10021_attach(&philips_cu1216_config, &mantis->adapter, read_pwm(mantis)); if (mantis->fe) { mantis->fe->ops.tuner_ops.set_params = philips_cu1216_tuner_set; dprintk(verbose, MANTIS_ERROR, 1, diff --git a/drivers/media/dvb/mantis/mantis_vp2033.c b/drivers/media/dvb/mantis/mantis_vp2033.c index 15772fe58280..4664d2959218 100644 --- a/drivers/media/dvb/mantis/mantis_vp2033.c +++ b/drivers/media/dvb/mantis/mantis_vp2033.c @@ -27,44 +27,80 @@ struct mantis_hwconfig vp2033_mantis_config = { .model_name = MANTIS_MODEL_NAME, .dev_type = MANTIS_DEV_TYPE, - .ts_size = MANTIS_TS_188, + .ts_size = MANTIS_TS_204, }; -struct cu1216_config philips_cu1216_config = { - .demod_address = 0x18 >> 1, - .pll_set = philips_cu1216_tuner_set, -// .fe_reset = mantis_fe_reset, +struct tda1002x_config philips_cu1216_config = { + .demod_address = 0x18 >> 1, + .invert = 1, }; -int philips_cu1216_tuner_set(struct dvb_frontend *fe, - struct dvb_frontend_parameters *params) +u8 read_pwm(struct mantis_pci *mantis) { - struct mantis_pci *mantis = fe->dvb->priv; + u8 b = 0xff; + u8 pwm; + struct i2c_msg msg[] = { + {.addr = 0x50,.flags = 0,.buf = &b,.len = 1}, + {.addr = 0x50,.flags = I2C_M_RD,.buf = &pwm,.len = 1} + }; - u8 buf[4]; + if ((i2c_transfer(&mantis->adapter, msg, 2) != 2) + || (pwm == 0xff)) + pwm = 0x48; - struct i2c_msg msg = { - .addr = 0xc0 >> 1, - .flags = 0, - .buf = buf, - .len = sizeof (buf) - }; + return pwm; +} + +int philips_cu1216_tuner_set(struct dvb_frontend *fe, struct dvb_frontend_parameters *params) +{ + struct mantis_pci *mantis = fe->dvb->priv; + + u8 buf[6]; + struct i2c_msg msg = {.addr = 0x60,.flags = 0,.buf = buf,.len = sizeof(buf) }; + int i; +#define CU1216_IF 36125000 #define TUNER_MUL 62500 - u32 div = (params->frequency + 36125000 + TUNER_MUL / 2) / TUNER_MUL; + u32 div = (params->frequency + CU1216_IF + TUNER_MUL / 2) / TUNER_MUL; buf[0] = (div >> 8) & 0x7f; buf[1] = div & 0xff; - buf[2] = 0x86; - buf[3] = (params->frequency < 150000000 ? 0xA1 : - params->frequency < 445000000 ? 0x92 : 0x34); + buf[2] = 0xce; + buf[3] = (params->frequency < 150000000 ? 0x01 : + params->frequency < 445000000 ? 0x02 : 0x04); + buf[4] = 0xde; + buf[5] = 0x20; - if (i2c_transfer(&mantis->adapter, &msg, 1) < 0) { - printk("%s tuner not ack!\n", __FUNCTION__); + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); + + if (i2c_transfer(&mantis->adapter, &msg, 1) != 1) return -EIO; + + /* wait for the pll lock */ + msg.flags = I2C_M_RD; + msg.len = 1; + for (i = 0; i < 20; i++) { + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); + + if (i2c_transfer(&mantis->adapter, &msg, 1) == 1 && (buf[0] & 0x40)) + break; + + msleep(10); } - msleep(100); + + /* switch the charge pump to the lower current */ + msg.flags = 0; + msg.len = 2; + msg.buf = &buf[2]; + buf[2] &= ~0x40; + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); + + if (i2c_transfer(&mantis->adapter, &msg, 1) != 1) + return -EIO; return 0; } diff --git a/drivers/media/dvb/mantis/mantis_vp2033.h b/drivers/media/dvb/mantis/mantis_vp2033.h index 513c491942cb..fcf8b85be941 100644 --- a/drivers/media/dvb/mantis/mantis_vp2033.h +++ b/drivers/media/dvb/mantis/mantis_vp2033.h @@ -23,15 +23,15 @@ #include "dvb_frontend.h" #include "mantis_common.h" -#include "cu1216.h" +#include "tda1002x.h" #define MANTIS_VP_2033_DVB_C 0x0008 -extern struct cu1216_config philips_cu1216_config; +extern struct tda1002x_config philips_cu1216_config; extern struct mantis_hwconfig vp2033_mantis_config; -extern int philips_cu1216_tuner_set(struct dvb_frontend *fe, - struct dvb_frontend_parameters *params); +extern int philips_cu1216_tuner_set(struct dvb_frontend *fe, struct dvb_frontend_parameters *params); +extern u8 read_pwm(struct mantis_pci *mantis); #endif // __MANTIS_VP2033_H |