2012-04-25 22:54:59 +08:00
|
|
|
#
|
|
|
|
|
# Industrial I/O subsytem configuration
|
|
|
|
|
#
|
|
|
|
|
|
|
|
|
|
menuconfig IIO
|
|
|
|
|
tristate "Industrial I/O support"
|
|
|
|
|
depends on GENERIC_HARDIRQS
|
|
|
|
|
help
|
|
|
|
|
The industrial I/O subsystem provides a unified framework for
|
|
|
|
|
drivers for many different types of embedded sensors using a
|
2012-06-14 21:45:09 +08:00
|
|
|
number of different physical interfaces (i2c, spi, etc).
|
2012-04-25 22:54:59 +08:00
|
|
|
|
|
|
|
|
if IIO
|
|
|
|
|
|
|
|
|
|
config IIO_BUFFER
|
|
|
|
|
bool "Enable buffer support within IIO"
|
|
|
|
|
help
|
|
|
|
|
Provide core support for various buffer based data
|
|
|
|
|
acquisition methods.
|
|
|
|
|
|
|
|
|
|
if IIO_BUFFER
|
|
|
|
|
|
|
|
|
|
config IIO_KFIFO_BUF
|
|
|
|
|
select IIO_TRIGGER
|
|
|
|
|
tristate "Industrial I/O buffering based on kfifo"
|
|
|
|
|
help
|
|
|
|
|
A simple fifo based on kfifo. Use this if you want a fifo
|
|
|
|
|
rather than a ring buffer. Note that this currently provides
|
|
|
|
|
no buffer events so it is up to userspace to work out how
|
|
|
|
|
often to read from the buffer.
|
|
|
|
|
|
2012-06-19 00:33:48 +08:00
|
|
|
config IIO_TRIGGERED_BUFFER
|
|
|
|
|
tristate
|
|
|
|
|
select IIO_TRIGGER
|
|
|
|
|
select IIO_KFIFO_BUF
|
|
|
|
|
help
|
|
|
|
|
Provides helper functions for setting up triggered buffers.
|
|
|
|
|
|
2012-04-25 22:54:59 +08:00
|
|
|
endif # IIO_BUFFER
|
|
|
|
|
|
|
|
|
|
config IIO_TRIGGER
|
|
|
|
|
boolean "Enable triggered sampling support"
|
|
|
|
|
help
|
|
|
|
|
Provides IIO core support for triggers. Currently these
|
|
|
|
|
are used to initialize capture of samples to push into
|
|
|
|
|
ring buffers. The triggers are effectively a 'capture
|
|
|
|
|
data now' interrupt.
|
|
|
|
|
|
|
|
|
|
config IIO_CONSUMERS_PER_TRIGGER
|
|
|
|
|
int "Maximum number of consumers per trigger"
|
|
|
|
|
depends on IIO_TRIGGER
|
|
|
|
|
default "2"
|
|
|
|
|
help
|
|
|
|
|
This value controls the maximum number of consumers that a
|
|
|
|
|
given trigger may handle. Default is 2.
|
|
|
|
|
|
2012-05-11 21:35:33 +08:00
|
|
|
source "drivers/iio/adc/Kconfig"
|
2012-05-11 17:36:54 +08:00
|
|
|
source "drivers/iio/amplifiers/Kconfig"
|
2012-05-21 20:18:06 +08:00
|
|
|
source "drivers/iio/light/Kconfig"
|
2012-05-29 18:41:19 +08:00
|
|
|
source "drivers/iio/frequency/Kconfig"
|
2012-06-04 17:36:28 +08:00
|
|
|
source "drivers/iio/dac/Kconfig"
|
2012-05-11 17:36:54 +08:00
|
|
|
|
2012-04-25 22:54:59 +08:00
|
|
|
endif # IIO
|
