diff options
Diffstat (limited to 'drivers/media/dvb/dvb-usb/friio.h')
| -rw-r--r-- | drivers/media/dvb/dvb-usb/friio.h | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/drivers/media/dvb/dvb-usb/friio.h b/drivers/media/dvb/dvb-usb/friio.h new file mode 100644 index 00000000000..af8d55e390f --- /dev/null +++ b/drivers/media/dvb/dvb-usb/friio.h @@ -0,0 +1,99 @@ +/* DVB USB compliant Linux driver for the Friio USB2.0 ISDB-T receiver. + * + * Copyright (C) 2009 Akihiro Tsukada <tskd2@yahoo.co.jp> + * + * This module is based off the the gl861 and vp702x modules. + * + * 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, version 2. + * + * see Documentation/dvb/README.dvb-usb for more information + */ +#ifndef _DVB_USB_FRIIO_H_ +#define _DVB_USB_FRIIO_H_ + +/** + * Friio Components + * USB hub: AU4254 + * USB controller(+ TS dmx & streaming): GL861 + * Frontend: comtech JDVBT-90502 + * (tuner PLL: tua6034, I2C addr:(0xC0 >> 1)) + * (OFDM demodulator: TC90502, I2C addr:(0x30 >> 1)) + * LED x3 (+LNB) controll: PIC 16F676 + * EEPROM: 24C08 + * + * (USB smart card reader: AU9522) + * + */ + +#define DVB_USB_LOG_PREFIX "friio" +#include "dvb-usb.h" + +extern int dvb_usb_friio_debug; +#define deb_info(args...) dprintk(dvb_usb_friio_debug, 0x01, args) +#define deb_xfer(args...) dprintk(dvb_usb_friio_debug, 0x02, args) +#define deb_rc(args...) dprintk(dvb_usb_friio_debug, 0x04, args) +#define deb_fe(args...) dprintk(dvb_usb_friio_debug, 0x08, args) + +/* Vendor requests */ +#define GL861_WRITE 0x40 +#define GL861_READ 0xc0 + +/* command bytes */ +#define GL861_REQ_I2C_WRITE 0x01 +#define GL861_REQ_I2C_READ 0x02 +/* For control msg with data argument */ +/* Used for accessing the PLL on the secondary I2C bus of FE via GL861 */ +#define GL861_REQ_I2C_DATA_CTRL_WRITE 0x03 + +#define GL861_ALTSETTING_COUNT 2 +#define FRIIO_BULK_ALTSETTING 0 +#define FRIIO_ISOC_ALTSETTING 1 + +/* LED & LNB control via PIC. */ +/* basically, it's serial control with clock and strobe. */ +/* write the below 4bit control data to the reg 0x00 at the I2C addr 0x00 */ +/* when controlling the LEDs, 32bit(saturation, R, G, B) is sent on the bit3*/ +#define FRIIO_CTL_LNB (1 << 0) +#define FRIIO_CTL_STROBE (1 << 1) +#define FRIIO_CTL_CLK (1 << 2) +#define FRIIO_CTL_LED (1 << 3) + +/* Front End related */ + +#define FRIIO_DEMOD_ADDR (0x30 >> 1) +#define FRIIO_PLL_ADDR (0xC0 >> 1) + +#define JDVBT90502_PLL_CLK 4000000 +#define JDVBT90502_PLL_DIVIDER 28 + +#define JDVBT90502_2ND_I2C_REG 0xFE + +/* byte index for pll i2c command data structure*/ +/* see datasheet for tua6034 */ +#define DEMOD_REDIRECT_REG 0 +#define ADDRESS_BYTE 1 +#define DIVIDER_BYTE1 2 +#define DIVIDER_BYTE2 3 +#define CONTROL_BYTE 4 +#define BANDSWITCH_BYTE 5 +#define AGC_CTRL_BYTE 5 +#define PLL_CMD_LEN 6 + +/* bit masks for PLL STATUS response */ +#define PLL_STATUS_POR_MODE 0x80 /* 1: Power on Reset (test) Mode */ +#define PLL_STATUS_LOCKED 0x40 /* 1: locked */ +#define PLL_STATUS_AGC_ACTIVE 0x08 /* 1:active */ +#define PLL_STATUS_TESTMODE 0x07 /* digital output level (5 level) */ + /* 0.15Vcc step 0x00: < 0.15Vcc, ..., 0x04: >= 0.6Vcc (<= 1Vcc) */ + + +struct jdvbt90502_config { + u8 demod_address; /* i2c addr for demodulator IC */ + u8 pll_address; /* PLL addr on the secondary i2c*/ +}; +extern struct jdvbt90502_config friio_fe_config; + +extern struct dvb_frontend *jdvbt90502_attach(struct dvb_usb_device *d); +#endif |