From 41e840b13e111ba18b138d055ddd250bd5ad5e39 Mon Sep 17 00:00:00 2001 From: Manu Abraham Date: Wed, 2 Dec 2009 21:57:10 -0300 Subject: V4L/DVB (13699): [Mantis, MB86A16] Initial checkin: Mantis, MB86A16 Signed-off-by: Manu Abraham Signed-off-by: Mauro Carvalho Chehab --- drivers/media/dvb/mantis/mantis_vp2033.c | 73 ++++++++++++++++++++++++++++++++ 1 file changed, 73 insertions(+) create mode 100644 drivers/media/dvb/mantis/mantis_vp2033.c (limited to 'drivers/media/dvb/mantis/mantis_vp2033.c') diff --git a/drivers/media/dvb/mantis/mantis_vp2033.c b/drivers/media/dvb/mantis/mantis_vp2033.c new file mode 100644 index 0000000..bca9eba --- /dev/null +++ b/drivers/media/dvb/mantis/mantis_vp2033.c @@ -0,0 +1,73 @@ +/* + Mantis VP-2033 driver + + Copyright (C) 2005, 2006 Manu Abraham (abraham.manu@gmail.com) + + 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 "mantis_common.h" +#include "mantis_vp2033.h" + +struct tda10021_state { + struct i2c_adapter *i2c; + struct dvb_frontend_ops ops; + /* configuration settings */ + const struct tda10021_config *config; + struct dvb_frontend frontend; + + u8 pwm; + u8 reg0; +}; + +struct cu1216_config philips_cu1216_config = { + .demod_address = 0x18 >> 1, + .pll_set = philips_cu1216_tuner_set, +// .fe_reset = mantis_fe_reset, +}; + +int philips_cu1216_tuner_set(struct dvb_frontend *fe, + struct dvb_frontend_parameters *params) +{ +// struct tda10021_state *state = fe->demodulator_priv; + struct mantis_pci *mantis = fe->dvb->priv; + + u8 buf[4]; + + struct i2c_msg msg = { + .addr = 0xc0 >> 1, + .flags = 0, + .buf = buf, + .len = sizeof (buf) + }; + +#define TUNER_MUL 62500 + + u32 div = (params->frequency + 36125000 + 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); + +// if (i2c_transfer(state->i2c, &msg, 1) < 0) { + if (i2c_transfer(&mantis->adapter, &msg, 1) < 0) { + printk("%s tuner not ack!\n", __FUNCTION__); + return -EIO; + } + msleep(100); + return 0; +} -- cgit v1.1