diff options
Diffstat (limited to 'drivers/media/video/em28xx/em28xx-reg.h')
| -rw-r--r-- | drivers/media/video/em28xx/em28xx-reg.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/media/video/em28xx/em28xx-reg.h b/drivers/media/video/em28xx/em28xx-reg.h index 9727f3828dba..98e95054e819 100644 --- a/drivers/media/video/em28xx/em28xx-reg.h +++ b/drivers/media/video/em28xx/em28xx-reg.h @@ -32,6 +32,19 @@ #define EM28XX_R08_GPIO 0x08 /* em2820 or upper */ #define EM28XX_R06_I2C_CLK 0x06 + +/* em28xx I2C Clock Register (0x06) */ +#define EM28XX_I2C_CLK_ACK_LAST_READ 0x80 +#define EM28XX_I2C_CLK_WAIT_ENABLE 0x40 +#define EM28XX_I2C_EEPROM_ON_BOARD 0x08 +#define EM28XX_I2C_EEPROM_KEY_VALID 0x04 +#define EM2874_I2C_SECONDARY_BUS_SELECT 0x04 /* em2874 has two i2c busses */ +#define EM28XX_I2C_FREQ_1_5_MHZ 0x03 /* bus frequency (bits [1-0]) */ +#define EM28XX_I2C_FREQ_25_KHZ 0x02 +#define EM28XX_I2C_FREQ_400_KHZ 0x01 +#define EM28XX_I2C_FREQ_100_KHZ 0x00 + + #define EM28XX_R0A_CHIPID 0x0a #define EM28XX_R0C_USBSUSP 0x0c /* */ |