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Commit ecb3a7cc authored by Matt Ranostay's avatar Matt Ranostay Committed by Jonathan Cameron
Browse files

iio: ph: add IIO_PH channel type 



Signed-off-by: default avatarMatt Ranostay <mranostay@gmail.com>
Signed-off-by: default avatarJonathan Cameron <jic23@kernel.org>
parent 5f9c95d8

Documentation/ABI/testing/sysfs-bus-iio

+7 −0
Original line number Diff line number Diff line
@@ -1493,3 +1493,10 @@ Description: 
		This ABI is especially applicable for humidity sensors

		to heatup the device and get rid of any condensation

		in some humidity environment



What:		/sys/bus/iio/devices/iio:deviceX/in_ph_raw

KernelVersion:	4.5

Contact:	linux-iio@vger.kernel.org

Description:

		Raw (unscaled no offset etc.) pH reading of a substance as a negative

		base-10 logarithm of hydrodium ions in a litre of water.

drivers/iio/industrialio-core.c

+1 −0
Original line number Diff line number Diff line
@@ -77,6 +77,7 @@ static const char * const iio_chan_type_name_spec[] = { 
	[IIO_VELOCITY] = "velocity",

	[IIO_CONCENTRATION] = "concentration",

	[IIO_RESISTANCE] = "resistance",

	[IIO_PH] = "ph",

};



static const char * const iio_modifier_names[] = {

include/uapi/linux/iio/types.h

+1 −0
Original line number Diff line number Diff line
@@ -37,6 +37,7 @@ enum iio_chan_type { 
	IIO_VELOCITY,

	IIO_CONCENTRATION,

	IIO_RESISTANCE,

	IIO_PH,

};



enum iio_modifier {