diff options
Diffstat (limited to 'drivers/media/usb/au0828/au0828-cards.c')
| -rw-r--r-- | drivers/media/usb/au0828/au0828-cards.c | 339 |
1 files changed, 339 insertions, 0 deletions
diff --git a/drivers/media/usb/au0828/au0828-cards.c b/drivers/media/usb/au0828/au0828-cards.c new file mode 100644 index 00000000000..448361c6a13 --- /dev/null +++ b/drivers/media/usb/au0828/au0828-cards.c @@ -0,0 +1,339 @@ +/* + * Driver for the Auvitek USB bridge + * + * Copyright (c) 2008 Steven Toth <stoth@linuxtv.org> + * + * 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 "au0828.h" +#include "au0828-cards.h" +#include "au8522.h" +#include "media/tuner.h" +#include "media/v4l2-common.h" + +void hvr950q_cs5340_audio(void *priv, int enable) +{ + /* Because the HVR-950q shares an i2s bus between the cs5340 and the + au8522, we need to hold cs5340 in reset when using the au8522 */ + struct au0828_dev *dev = priv; + if (enable == 1) + au0828_set(dev, REG_000, 0x10); + else + au0828_clear(dev, REG_000, 0x10); +} + +struct au0828_board au0828_boards[] = { + [AU0828_BOARD_UNKNOWN] = { + .name = "Unknown board", + .tuner_type = UNSET, + .tuner_addr = ADDR_UNSET, + }, + [AU0828_BOARD_HAUPPAUGE_HVR850] = { + .name = "Hauppauge HVR850", + .tuner_type = TUNER_XC5000, + .tuner_addr = 0x61, + .i2c_clk_divider = AU0828_I2C_CLK_20KHZ, + .input = { + { + .type = AU0828_VMUX_TELEVISION, + .vmux = AU8522_COMPOSITE_CH4_SIF, + .amux = AU8522_AUDIO_SIF, + }, + { + .type = AU0828_VMUX_COMPOSITE, + .vmux = AU8522_COMPOSITE_CH1, + .amux = AU8522_AUDIO_NONE, + .audio_setup = hvr950q_cs5340_audio, + }, + { + .type = AU0828_VMUX_SVIDEO, + .vmux = AU8522_SVIDEO_CH13, + .amux = AU8522_AUDIO_NONE, + .audio_setup = hvr950q_cs5340_audio, + }, + }, + }, + [AU0828_BOARD_HAUPPAUGE_HVR950Q] = { + .name = "Hauppauge HVR950Q", + .tuner_type = TUNER_XC5000, + .tuner_addr = 0x61, + /* The au0828 hardware i2c implementation does not properly + support the xc5000's i2c clock stretching. So we need to + lower the clock frequency enough where the 15us clock + stretch fits inside of a normal clock cycle, or else the + au0828 fails to set the STOP bit. A 30 KHz clock puts the + clock pulse width at 18us */ + .i2c_clk_divider = AU0828_I2C_CLK_20KHZ, + .input = { + { + .type = AU0828_VMUX_TELEVISION, + .vmux = AU8522_COMPOSITE_CH4_SIF, + .amux = AU8522_AUDIO_SIF, + }, + { + .type = AU0828_VMUX_COMPOSITE, + .vmux = AU8522_COMPOSITE_CH1, + .amux = AU8522_AUDIO_NONE, + .audio_setup = hvr950q_cs5340_audio, + }, + { + .type = AU0828_VMUX_SVIDEO, + .vmux = AU8522_SVIDEO_CH13, + .amux = AU8522_AUDIO_NONE, + .audio_setup = hvr950q_cs5340_audio, + }, + }, + }, + [AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL] = { + .name = "Hauppauge HVR950Q rev xxF8", + .tuner_type = UNSET, + .tuner_addr = ADDR_UNSET, + .i2c_clk_divider = AU0828_I2C_CLK_250KHZ, + }, + [AU0828_BOARD_DVICO_FUSIONHDTV7] = { + .name = "DViCO FusionHDTV USB", + .tuner_type = UNSET, + .tuner_addr = ADDR_UNSET, + .i2c_clk_divider = AU0828_I2C_CLK_250KHZ, + }, + [AU0828_BOARD_HAUPPAUGE_WOODBURY] = { + .name = "Hauppauge Woodbury", + .tuner_type = UNSET, + .tuner_addr = ADDR_UNSET, + .i2c_clk_divider = AU0828_I2C_CLK_250KHZ, + }, +}; + +/* Tuner callback function for au0828 boards. Currently only needed + * for HVR1500Q, which has an xc5000 tuner. + */ +int au0828_tuner_callback(void *priv, int component, int command, int arg) +{ + struct au0828_dev *dev = priv; + + dprintk(1, "%s()\n", __func__); + + switch (dev->boardnr) { + case AU0828_BOARD_HAUPPAUGE_HVR850: + case AU0828_BOARD_HAUPPAUGE_HVR950Q: + case AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL: + case AU0828_BOARD_DVICO_FUSIONHDTV7: + if (command == 0) { + /* Tuner Reset Command from xc5000 */ + /* Drive the tuner into reset and out */ + au0828_clear(dev, REG_001, 2); + mdelay(10); + au0828_set(dev, REG_001, 2); + mdelay(10); + return 0; + } else { + printk(KERN_ERR + "%s(): Unknown command.\n", __func__); + return -EINVAL; + } + break; + } + + return 0; /* Should never be here */ +} + +static void hauppauge_eeprom(struct au0828_dev *dev, u8 *eeprom_data) +{ + struct tveeprom tv; + + tveeprom_hauppauge_analog(&dev->i2c_client, &tv, eeprom_data); + dev->board.tuner_type = tv.tuner_type; + + /* Make sure we support the board model */ + switch (tv.model) { + case 72000: /* WinTV-HVR950q (Retail, IR, ATSC/QAM */ + case 72001: /* WinTV-HVR950q (Retail, IR, ATSC/QAM and analog video */ + case 72101: /* WinTV-HVR950q (Retail, IR, ATSC/QAM and analog video */ + case 72201: /* WinTV-HVR950q (OEM, IR, ATSC/QAM and analog video */ + case 72211: /* WinTV-HVR950q (OEM, IR, ATSC/QAM and analog video */ + case 72221: /* WinTV-HVR950q (OEM, IR, ATSC/QAM and analog video */ + case 72231: /* WinTV-HVR950q (OEM, IR, ATSC/QAM and analog video */ + case 72241: /* WinTV-HVR950q (OEM, No IR, ATSC/QAM and analog video */ + case 72251: /* WinTV-HVR950q (Retail, IR, ATSC/QAM and analog video */ + case 72261: /* WinTV-HVR950q (OEM, IR, ATSC/QAM and analog video */ + case 72301: /* WinTV-HVR850 (Retail, IR, ATSC and analog video */ + case 72500: /* WinTV-HVR950q (OEM, No IR, ATSC/QAM */ + break; + default: + printk(KERN_WARNING "%s: warning: " + "unknown hauppauge model #%d\n", __func__, tv.model); + break; + } + + printk(KERN_INFO "%s: hauppauge eeprom: model=%d\n", + __func__, tv.model); +} + +void au0828_card_setup(struct au0828_dev *dev) +{ + static u8 eeprom[256]; + struct tuner_setup tun_setup; + struct v4l2_subdev *sd; + unsigned int mode_mask = T_ANALOG_TV; + + dprintk(1, "%s()\n", __func__); + + memcpy(&dev->board, &au0828_boards[dev->boardnr], sizeof(dev->board)); + + if (dev->i2c_rc == 0) { + dev->i2c_client.addr = 0xa0 >> 1; + tveeprom_read(&dev->i2c_client, eeprom, sizeof(eeprom)); + } + + switch (dev->boardnr) { + case AU0828_BOARD_HAUPPAUGE_HVR850: + case AU0828_BOARD_HAUPPAUGE_HVR950Q: + case AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL: + case AU0828_BOARD_HAUPPAUGE_WOODBURY: + if (dev->i2c_rc == 0) + hauppauge_eeprom(dev, eeprom+0xa0); + break; + } + + if (AUVI_INPUT(0).type != AU0828_VMUX_UNDEFINED) { + /* Load the analog demodulator driver (note this would need to + be abstracted out if we ever need to support a different + demod) */ + sd = v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap, + "au8522", 0x8e >> 1, NULL); + if (sd == NULL) + printk(KERN_ERR "analog subdev registration failed\n"); + } + + /* Setup tuners */ + if (dev->board.tuner_type != TUNER_ABSENT) { + /* Load the tuner module, which does the attach */ + sd = v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap, + "tuner", dev->board.tuner_addr, NULL); + if (sd == NULL) + printk(KERN_ERR "tuner subdev registration fail\n"); + + tun_setup.mode_mask = mode_mask; + tun_setup.type = dev->board.tuner_type; + tun_setup.addr = dev->board.tuner_addr; + tun_setup.tuner_callback = au0828_tuner_callback; + v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_type_addr, + &tun_setup); + } +} + +/* + * The bridge has between 8 and 12 gpios. + * Regs 1 and 0 deal with output enables. + * Regs 3 and 2 deal with direction. + */ +void au0828_gpio_setup(struct au0828_dev *dev) +{ + dprintk(1, "%s()\n", __func__); + + switch (dev->boardnr) { + case AU0828_BOARD_HAUPPAUGE_HVR850: + case AU0828_BOARD_HAUPPAUGE_HVR950Q: + case AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL: + case AU0828_BOARD_HAUPPAUGE_WOODBURY: + /* GPIO's + * 4 - CS5340 + * 5 - AU8522 Demodulator + * 6 - eeprom W/P + * 7 - power supply + * 9 - XC5000 Tuner + */ + + /* Into reset */ + au0828_write(dev, REG_003, 0x02); + au0828_write(dev, REG_002, 0x80 | 0x20 | 0x10); + au0828_write(dev, REG_001, 0x0); + au0828_write(dev, REG_000, 0x0); + msleep(100); + + /* Out of reset (leave the cs5340 in reset until needed) */ + au0828_write(dev, REG_003, 0x02); + au0828_write(dev, REG_001, 0x02); + au0828_write(dev, REG_002, 0x80 | 0x20 | 0x10); + au0828_write(dev, REG_000, 0x80 | 0x40 | 0x20); + + msleep(250); + break; + case AU0828_BOARD_DVICO_FUSIONHDTV7: + /* GPIO's + * 6 - ? + * 8 - AU8522 Demodulator + * 9 - XC5000 Tuner + */ + + /* Into reset */ + au0828_write(dev, REG_003, 0x02); + au0828_write(dev, REG_002, 0xa0); + au0828_write(dev, REG_001, 0x0); + au0828_write(dev, REG_000, 0x0); + msleep(100); + + /* Out of reset */ + au0828_write(dev, REG_003, 0x02); + au0828_write(dev, REG_002, 0xa0); + au0828_write(dev, REG_001, 0x02); + au0828_write(dev, REG_000, 0xa0); + msleep(250); + break; + } +} + +/* table of devices that work with this driver */ +struct usb_device_id au0828_usb_id_table[] = { + { USB_DEVICE(0x2040, 0x7200), + .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q }, + { USB_DEVICE(0x2040, 0x7240), + .driver_info = AU0828_BOARD_HAUPPAUGE_HVR850 }, + { USB_DEVICE(0x0fe9, 0xd620), + .driver_info = AU0828_BOARD_DVICO_FUSIONHDTV7 }, + { USB_DEVICE(0x2040, 0x7210), + .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q }, + { USB_DEVICE(0x2040, 0x7217), + .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q }, + { USB_DEVICE(0x2040, 0x721b), + .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q }, + { USB_DEVICE(0x2040, 0x721e), + .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q }, + { USB_DEVICE(0x2040, 0x721f), + .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q }, + { USB_DEVICE(0x2040, 0x7280), + .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q }, + { USB_DEVICE(0x0fd9, 0x0008), + .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q }, + { USB_DEVICE(0x2040, 0x7201), + .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL }, + { USB_DEVICE(0x2040, 0x7211), + .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL }, + { USB_DEVICE(0x2040, 0x7281), + .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL }, + { USB_DEVICE(0x05e1, 0x0480), + .driver_info = AU0828_BOARD_HAUPPAUGE_WOODBURY }, + { USB_DEVICE(0x2040, 0x8200), + .driver_info = AU0828_BOARD_HAUPPAUGE_WOODBURY }, + { USB_DEVICE(0x2040, 0x7260), + .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q }, + { USB_DEVICE(0x2040, 0x7213), + .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q }, + { }, +}; + +MODULE_DEVICE_TABLE(usb, au0828_usb_id_table); |