100 lines
3.3 KiB
C
100 lines
3.3 KiB
C
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/* DVB USB compliant Linux driver for the Friio USB2.0 ISDB-T receiver.
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*
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* Copyright (C) 2009 Akihiro Tsukada <tskd2@yahoo.co.jp>
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*
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* This module is based off the the gl861 and vp702x modules.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation, version 2.
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*
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* see Documentation/dvb/README.dvb-usb for more information
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*/
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#ifndef _DVB_USB_FRIIO_H_
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#define _DVB_USB_FRIIO_H_
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/**
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* Friio Components
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* USB hub: AU4254
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* USB controller(+ TS dmx & streaming): GL861
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* Frontend: comtech JDVBT-90502
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* (tuner PLL: tua6034, I2C addr:(0xC0 >> 1))
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* (OFDM demodulator: TC90502, I2C addr:(0x30 >> 1))
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* LED x3 (+LNB) controll: PIC 16F676
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* EEPROM: 24C08
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*
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* (USB smart card reader: AU9522)
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*
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*/
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#define DVB_USB_LOG_PREFIX "friio"
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#include "dvb-usb.h"
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extern int dvb_usb_friio_debug;
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#define deb_info(args...) dprintk(dvb_usb_friio_debug, 0x01, args)
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#define deb_xfer(args...) dprintk(dvb_usb_friio_debug, 0x02, args)
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#define deb_rc(args...) dprintk(dvb_usb_friio_debug, 0x04, args)
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#define deb_fe(args...) dprintk(dvb_usb_friio_debug, 0x08, args)
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/* Vendor requests */
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#define GL861_WRITE 0x40
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#define GL861_READ 0xc0
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/* command bytes */
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#define GL861_REQ_I2C_WRITE 0x01
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#define GL861_REQ_I2C_READ 0x02
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/* For control msg with data argument */
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/* Used for accessing the PLL on the secondary I2C bus of FE via GL861 */
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#define GL861_REQ_I2C_DATA_CTRL_WRITE 0x03
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#define GL861_ALTSETTING_COUNT 2
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#define FRIIO_BULK_ALTSETTING 0
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#define FRIIO_ISOC_ALTSETTING 1
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/* LED & LNB control via PIC. */
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/* basically, it's serial control with clock and strobe. */
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/* write the below 4bit control data to the reg 0x00 at the I2C addr 0x00 */
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/* when controlling the LEDs, 32bit(saturation, R, G, B) is sent on the bit3*/
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#define FRIIO_CTL_LNB (1 << 0)
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#define FRIIO_CTL_STROBE (1 << 1)
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#define FRIIO_CTL_CLK (1 << 2)
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#define FRIIO_CTL_LED (1 << 3)
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/* Front End related */
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#define FRIIO_DEMOD_ADDR (0x30 >> 1)
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#define FRIIO_PLL_ADDR (0xC0 >> 1)
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#define JDVBT90502_PLL_CLK 4000000
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#define JDVBT90502_PLL_DIVIDER 28
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#define JDVBT90502_2ND_I2C_REG 0xFE
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/* byte index for pll i2c command data structure*/
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/* see datasheet for tua6034 */
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#define DEMOD_REDIRECT_REG 0
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#define ADDRESS_BYTE 1
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#define DIVIDER_BYTE1 2
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#define DIVIDER_BYTE2 3
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#define CONTROL_BYTE 4
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#define BANDSWITCH_BYTE 5
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#define AGC_CTRL_BYTE 5
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#define PLL_CMD_LEN 6
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/* bit masks for PLL STATUS response */
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#define PLL_STATUS_POR_MODE 0x80 /* 1: Power on Reset (test) Mode */
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#define PLL_STATUS_LOCKED 0x40 /* 1: locked */
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#define PLL_STATUS_AGC_ACTIVE 0x08 /* 1:active */
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#define PLL_STATUS_TESTMODE 0x07 /* digital output level (5 level) */
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/* 0.15Vcc step 0x00: < 0.15Vcc, ..., 0x04: >= 0.6Vcc (<= 1Vcc) */
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struct jdvbt90502_config {
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u8 demod_address; /* i2c addr for demodulator IC */
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u8 pll_address; /* PLL addr on the secondary i2c*/
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};
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extern struct jdvbt90502_config friio_fe_config;
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extern struct dvb_frontend *jdvbt90502_attach(struct dvb_usb_device *d);
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#endif
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