diff options
Diffstat (limited to 'drivers/media/usb/au0828/au0828-reg.h')
| -rw-r--r-- | drivers/media/usb/au0828/au0828-reg.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/drivers/media/usb/au0828/au0828-reg.h b/drivers/media/usb/au0828/au0828-reg.h new file mode 100644 index 000000000..7aaf10739 --- /dev/null +++ b/drivers/media/usb/au0828/au0828-reg.h @@ -0,0 +1,62 @@ +/* + * 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. + */ + +/* We'll start to rename these registers once we have a better + * understanding of their meaning. + */ +#define REG_000 0x000 +#define REG_001 0x001 +#define REG_002 0x002 +#define REG_003 0x003 + +#define AU0828_SENSORCTRL_100 0x100 +#define AU0828_SENSORCTRL_VBI_103 0x103 + +/* I2C registers */ +#define AU0828_I2C_TRIGGER_200 0x200 +#define AU0828_I2C_STATUS_201 0x201 +#define AU0828_I2C_CLK_DIVIDER_202 0x202 +#define AU0828_I2C_DEST_ADDR_203 0x203 +#define AU0828_I2C_WRITE_FIFO_205 0x205 +#define AU0828_I2C_READ_FIFO_209 0x209 +#define AU0828_I2C_MULTIBYTE_MODE_2FF 0x2ff + +/* Audio registers */ +#define AU0828_AUDIOCTRL_50C 0x50C + +#define REG_600 0x600 + +/*********************************************************************/ +/* Here are constants for values associated with the above registers */ + +/* I2C Trigger (Reg 0x200) */ +#define AU0828_I2C_TRIGGER_WRITE 0x01 +#define AU0828_I2C_TRIGGER_READ 0x20 +#define AU0828_I2C_TRIGGER_HOLD 0x40 + +/* I2C Status (Reg 0x201) */ +#define AU0828_I2C_STATUS_READ_DONE 0x01 +#define AU0828_I2C_STATUS_NO_READ_ACK 0x02 +#define AU0828_I2C_STATUS_WRITE_DONE 0x04 +#define AU0828_I2C_STATUS_NO_WRITE_ACK 0x08 +#define AU0828_I2C_STATUS_BUSY 0x10 + +/* I2C Clock Divider (Reg 0x202) */ +#define AU0828_I2C_CLK_250KHZ 0x07 +#define AU0828_I2C_CLK_100KHZ 0x14 +#define AU0828_I2C_CLK_30KHZ 0x40 +#define AU0828_I2C_CLK_20KHZ 0x60 |