projects / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| a980e046 | 1 | # |
| e58bf533 | 2 | # Industrial I/O subsystem configuration |
| a980e046 JC |
3 | # |
| 4 | ||
| 5 | menuconfig IIO | |
| 6 | tristate "Industrial I/O support" | |
| a980e046 JC |
7 | help |
| 8 | The industrial I/O subsystem provides a unified framework for | |
| 9 | drivers for many different types of embedded sensors using a | |
| a529ae4b | 10 | number of different physical interfaces (i2c, spi, etc). |
| a980e046 JC |
11 | |
| 12 | if IIO | |
| 13 | ||
| 14 | config IIO_BUFFER | |
| 15 | bool "Enable buffer support within IIO" | |
| 16 | help | |
| 17 | Provide core support for various buffer based data | |
| 18 | acquisition methods. | |
| 19 | ||
| 20 | if IIO_BUFFER | |
| 21 | ||
| 92d1079b JC |
22 | config IIO_BUFFER_CB |
| 23 | boolean "IIO callback buffer used for push in-kernel interfaces" | |
| 24 | help | |
| 93232cd5 | 25 | Should be selected by any drivers that do in-kernel push |
| 92d1079b JC |
26 | usage. That is, those where the data is pushed to the consumer. |
| 27 | ||
| a980e046 JC |
28 | config IIO_KFIFO_BUF |
| 29 | select IIO_TRIGGER | |
| 30 | tristate "Industrial I/O buffering based on kfifo" | |
| 31 | help | |
| 1b2bbe3e | 32 | A simple fifo based on kfifo. Note that this currently provides |
| a980e046 JC |
33 | no buffer events so it is up to userspace to work out how |
| 34 | often to read from the buffer. | |
| 35 | ||
| 23f2d735 LPC |
36 | config IIO_TRIGGERED_BUFFER |
| 37 | tristate | |
| 38 | select IIO_TRIGGER | |
| 39 | select IIO_KFIFO_BUF | |
| 40 | help | |
| 41 | Provides helper functions for setting up triggered buffers. | |
| 42 | ||
| a980e046 JC |
43 | endif # IIO_BUFFER |
| 44 | ||
| 45 | config IIO_TRIGGER | |
| 46 | boolean "Enable triggered sampling support" | |
| 47 | help | |
| 48 | Provides IIO core support for triggers. Currently these | |
| 49 | are used to initialize capture of samples to push into | |
| 1b2bbe3e | 50 | buffers. The triggers are effectively a 'capture |
| a980e046 JC |
51 | data now' interrupt. |
| 52 | ||
| 53 | config IIO_CONSUMERS_PER_TRIGGER | |
| 54 | int "Maximum number of consumers per trigger" | |
| 55 | depends on IIO_TRIGGER | |
| 56 | default "2" | |
| 57 | help | |
| 58 | This value controls the maximum number of consumers that a | |
| 59 | given trigger may handle. Default is 2. | |
| 60 | ||
| 45fe6f7d | 61 | source "drivers/iio/accel/Kconfig" |
| 0e589d5f | 62 | source "drivers/iio/adc/Kconfig" |
| e71d42e0 | 63 | source "drivers/iio/amplifiers/Kconfig" |
| 73c6768b | 64 | source "drivers/iio/common/Kconfig" |
| ec04cb04 LPC |
65 | source "drivers/iio/dac/Kconfig" |
| 66 | source "drivers/iio/frequency/Kconfig" | |
| c5bdbef7 | 67 | source "drivers/iio/gyro/Kconfig" |
| ec04cb04 LPC |
68 | source "drivers/iio/imu/Kconfig" |
| 69 | source "drivers/iio/light/Kconfig" | |
| bc1d57ba | 70 | source "drivers/iio/magnetometer/Kconfig" |
| e64e7d5c JC |
71 | if IIO_TRIGGER |
| 72 | source "drivers/iio/trigger/Kconfig" | |
| 73 | endif #IIO_TRIGGER | |
| 217494e5 | 74 | source "drivers/iio/pressure/Kconfig" |
| e5a63942 | 75 | source "drivers/iio/temperature/Kconfig" |
| e71d42e0 | 76 | |
| a980e046 | 77 | endif # IIO |