916 Commits

Author SHA1 Message Date
Miquel Raynal
e01152e36a dt-bindings: iio: adc: ti,am3359-adc: New yaml description
This ADC was already described in a text file also containing an MFD
description an a touchscreen description:
Documentation/devicetree/bindings/input/touchscreen/ti-tsc-adc.txt
Let's add a proper description for this hardware.

Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Acked-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Link: https://lore.kernel.org/r/20211015081506.933180-5-miquel.raynal@bootlin.com
2021-10-20 17:07:21 +01:00
Olivier Moysan
6cd4ed8eb8 dt-bindings: iio: stm32-adc: add nvmem support for vrefint internal channel
Add support of nvmem. This allows to retrieve calibration data from OTP
for vrefint internal channel.

Signed-off-by: Olivier Moysan <olivier.moysan@foss.st.com>
Reviewed-by: Fabrice Gasnier <fabrice.gasnier@foss.st.com>
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20211014131228.4692-3-olivier.moysan@foss.st.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-10-20 14:43:54 +01:00
Olivier Moysan
664b9879f5 dt-bindings: iio: stm32-adc: add generic channel binding
Add ADC generic channel binding. This binding should
be used as an alternate to legacy channel properties
whenever possible.
ADC generic channel binding allows to identify supported
internal channels through the following reserved label names:
"vddcore", "vrefint" and "vbat".
This binding also allows to set a different sampling time
for each channel.

Signed-off-by: Olivier Moysan <olivier.moysan@foss.st.com>
Reviewed-by: Fabrice Gasnier <fabrice.gasnier@foss.st.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20211014131228.4692-2-olivier.moysan@foss.st.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-10-20 14:43:54 +01:00
Nikita Travkin
ec39f1ead4 dt-bindings: iio: light: Document ltr501 light sensor bindings
Add devicetree bindings for ltr501, ltr559 and ltr301.

Signed-off-by: Nikita Travkin <nikita@trvn.ru>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20211006163058.145842-2-nikita@trvn.ru
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-10-20 14:43:51 +01:00
Roan van Dijk
a467ab2200 dt-bindings: iio: chemical: sensirion,scd4x: Add yaml description
Add documentation for the SCD4x carbon dioxide sensor from Sensirion.

Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Roan van Dijk <roan@protonic.nl>
Link: https://lore.kernel.org/r/20211008101706.755942-2-roan@protonic.nl
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-10-19 08:30:44 +01:00
Florian Boor
04892d2533 dt-bindings: iio: ad779x: Add binding document
New binding documentation for AD799x series of I²C ADC ICs.

Signed-off-by: Florian Boor <florian.boor@kernelconcepts.de>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210930104249.2924336-2-florian.boor@kernelconcepts.de
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-10-19 08:30:43 +01:00
Cai Huoqing
db73419d8c dt-bindings: iio: adc: Add binding documentation for NXP IMX8QXP ADC
The NXP i.MX 8QuadXPlus SOC a new ADC IP, so add
binding documentation for NXP IMX8QXP ADC.

Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Cai Huoqing <caihuoqing@baidu.com>
Link: https://lore.kernel.org/r/20210925020555.129-3-caihuoqing@baidu.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-10-19 08:27:32 +01:00
Jacopo Mondi
c6cb6ac7b3 dt-bindings: iio: chemical: Document senseair,sunrise CO2 sensor
Add documentation for the Senseair Sunrise 006-0-0007 CO2 NDIR sensor.

Signed-off-by: Jacopo Mondi <jacopo@jmondi.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210920135413.140310-2-jacopo+renesas@jmondi.org
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-10-19 08:27:31 +01:00
David Heidelberg
42e1e82441 dt-bindings: iio: magnetometer: asahi-kasei,ak8975 add vid reg
Driver and device-tree also use vid-supply regulator.

Fixes: 7e000fbff7a0 ("dt-bindings: iio: magnetometer: ak8975: convert format to yaml, add maintainer")
Signed-off-by: David Heidelberg <david@ixit.cz>
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210913181949.83179-1-david@ixit.cz
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-10-19 08:27:26 +01:00
David Heidelberg
2eacfc13c6 dt-bindings: iio: kionix,kxcjk1013: driver support interrupts
Device has interrupts support, which description was missing in the bindings.

Signed-off-by: David Heidelberg <david@ixit.cz>
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210919203656.119742-1-david@ixit.cz
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-10-17 11:05:55 +01:00
Mihail Chindris
8fc4f038fa Documentation:devicetree:bindings:iio:dac: Fix val
A correct value for output-range-microvolts is -5 to 5 Volts
not -5 to 5 milivolts

Fixes: e904cc899293f ("dt-bindings: iio: dac: AD5766 yaml documentation")
Signed-off-by: Mihail Chindris <mihail.chindris@analog.com>
Reviewed-by: Alexandru Ardelean <ardeleanalex@gmail.com>
Link: https://lore.kernel.org/r/20211007080035.2531-6-mihail.chindris@analog.com
Cc: <Stable@vger.kernel.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-10-07 16:51:56 +01:00
Lucas Stankus
af1c6b50a2 dt-bindings: iio: accel: Add binding documentation for ADXL313
Add device tree binding documentation for ADXL313 3-axis accelerometer.

Signed-off-by: Lucas Stankus <lucas.p.stankus@gmail.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/2eff22d1d22f7e72efdabdc681d02e922682c434.1630523106.git.lucas.p.stankus@gmail.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-09-14 12:00:35 +01:00
Billy Tsai
2bdb2f00a8 dt-bindings: iio: adc: Add ast2600-adc bindings
Add device tree bindings document for the aspeed ast2600 adc device
driver.

Signed-off-by: Billy Tsai <billy_tsai@aspeedtech.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210831071458.2334-3-billy_tsai@aspeedtech.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-09-14 12:00:35 +01:00
Eugen Hristev
f928670651 dt-bindings: iio: adc: at91-sama5d2: add compatible for sama7g5-adc
Add compatible for microchip,sama7g5-adc device.

Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
Link: https://lore.kernel.org/r/20210901123013.329792-2-eugen.hristev@microchip.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-09-14 12:00:33 +01:00
Matt Ranostay
76e28aa97f iio: magnetometer: ak8975: add AK09116 support
Add additional AK09116 to the magnetometer driver which has the same
register mapping and scaling as the AK09112 device.

Signed-off-by: Matt Ranostay <matt.ranostay@konsulko.com>
Link: https://lore.kernel.org/r/20210825020738.35877-1-matt.ranostay@konsulko.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-09-14 12:00:33 +01:00
Navin Sankar Velliangiri
c5dc9e3635 dt-bindings: iio: temperature: add MAXIM max31865 support
Add DT bindings for MAXIM max31865 RTD sensor.

Signed-off-by: Navin Sankar Velliangiri <navin@linumiz.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210824050650.72619-1-navin@linumiz.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-09-14 12:00:33 +01:00
Liam Beguin
9a7b7594de dt-bindings: iio: adc: ad7949: update voltage reference bindings
Update bindings to describe support for buffered and unbuffered external
voltage references selection, and add adi,internal-ref-microvolt for
internal voltage reference selection.

Signed-off-by: Liam Beguin <lvb@xiphos.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210815213309.2847711-5-liambeguin@gmail.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-09-14 12:00:31 +01:00
Puranjay Mohan
bf43a71a0a dt-bindings: iio: accel: Add DT binding doc for ADXL355
Add devicetree binding document for ADXL355, a 3-Axis MEMS Accelerometer.

Signed-off-by: Puranjay Mohan <puranjay12@gmail.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210811073027.124619-2-puranjay12@gmail.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-09-14 12:00:29 +01:00
Greg Kroah-Hartman
9d9d90a9af 2nd set of new IIO device support and cleanups for the 5.15 cycle.
A small pull request to pick up a few new drivers and some cleanup
 and fix patches.
 
 New device support
 * ad5110 non-volatile digital potentiometer
   - New driver
 * renesas rzl/gl2 12-bit / 8 channel ADC block
   - New driver and bindings
 
 Minor or late breaking fixes and cleanups
 * ltc2983
   - Fix a false assumption of initial interrupt during probe().
 * hp03
   - Use devm_* to simplify probe and allow the remove function to be dropped.
 * rockchip_saradc
   - Use a regulator notifier to reduce overheads of querying the scale.
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Merge tag 'iio-for-5.15b' of https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio into staging-next

Jonathan writes:

2nd set of new IIO device support and cleanups for the 5.15 cycle.

A small pull request to pick up a few new drivers and some cleanup
and fix patches.

New device support
* ad5110 non-volatile digital potentiometer
  - New driver
* renesas rzl/gl2 12-bit / 8 channel ADC block
  - New driver and bindings

Minor or late breaking fixes and cleanups
* ltc2983
  - Fix a false assumption of initial interrupt during probe().
* hp03
  - Use devm_* to simplify probe and allow the remove function to be dropped.
* rockchip_saradc
  - Use a regulator notifier to reduce overheads of querying the scale.

* tag 'iio-for-5.15b' of https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio:
  iio: adc: Add driver for Renesas RZ/G2L A/D converter
  dt-bindings: iio: adc: Add binding documentation for Renesas RZ/G2L A/D converter
  iio: pressure: hp03: update device probe to register with devm functions
  iio: adc: rockchip_saradc: add voltage notifier so get referenced voltage once at probe
  iio: ltc2983: fix device probe
  iio: potentiometer: Add driver support for AD5110
  dt-bindings: iio: potentiometer: Add AD5110 in trivial-devices
2021-08-17 19:48:42 +02:00
Greg Kroah-Hartman
a30514a076 Merge 5.14-rc6 into staging-next
We need the IIO fixes in here as well.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-08-16 09:02:59 +02:00
Lad Prabhakar
0808096316 dt-bindings: iio: adc: Add binding documentation for Renesas RZ/G2L A/D converter
Add binding documentation for Renesas RZ/G2L A/D converter block.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210804202118.25745-2-prabhakar.mahadev-lad.rj@bp.renesas.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-08-15 17:02:07 +01:00
Stephan Gerhold
02104141f3 dt-bindings: iio: accel: bma255: Add bosch,bmc156_accel
BMC156 is very smilar to BMC150, but it has only one accelerometer
interrupt pin. It would make sense if only INT1 was exposed but someone
at Bosch decided to only have an INT2 pin.

In this case, it does not make sense if the first interrupt pin is
treated as INT1 (since that pin does not exist). Add a note to the
bindings that the first interrupt pin is treated as INT2 for BMC156.

Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Stephan Gerhold <stephan@gerhold.net>
Link: https://lore.kernel.org/r/20210802155657.102766-3-stephan@gerhold.net
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-08-08 16:48:30 +01:00
Stephan Gerhold
84c31a0466 dt-bindings: iio: accel: bma255: Add interrupt-names
The binding already allows specifying both interrupt pins, but there
is currently no way to describe a board where (for whatever reason)
only INT2 is connected. Make it possible to use "interrupt-names"
to make it explicit which interrupt pin is meant in the interrupts.

Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Stephan Gerhold <stephan@gerhold.net>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210802155657.102766-2-stephan@gerhold.net
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-08-08 16:48:30 +01:00
Christophe Branchereau
eaaa23d71e dt-bindings: iio/adc: ingenic: add the JZ4760(B) socs to the sadc Documentation
Add both the jz4760 and jz4760b, plus a property to use the internal
divider on the b variant and document it.

Signed-off-by: Christophe Branchereau <cbranchereau@gmail.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210726082033.351533-6-cbranchereau@gmail.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-07-31 18:14:54 +01:00
Maxime Ripard
14a30238ec dt-bindings: iio: st: Remove wrong items length check
The original bindings was listing the length of the interrupts as either
1 or 2, depending on the setup. This is also what is enforced by the top
level schema.

However, that is further constrained with an if clause that require
exactly two interrupts, even though it might not make sense on those
devices or in some setups.

Let's remove the clause entirely.

Cc: Denis Ciocca <denis.ciocca@st.com>
Cc: Lars-Peter Clausen <lars@metafoo.de>
Fixes: 0cd71145803d ("iio: st-sensors: Update ST Sensor bindings")
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Reviewed-by: Rob Herring <robh@kernel.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20210721140424.725744-16-maxime@cerno.tech
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-07-24 16:19:00 +01:00
Stephan Gerhold
7e6b78663c dt-bindings: iio: accel: bma255: Merge bosch,bma180 schema
In Linux the bma180 and bmc150-accel driver cover fairly similar chips
from Bosch (just with minor register differences). For the DT schema,
this does not make any difference: They both represent I2C/SPI devices,
have one or two interrupts plus a vdd/vddio-supply.

This means there is no need to duplicate the schema, we can just
document the compatibles for both drivers in a single DT schema.

Suggested-by: Jonathan Cameron <jic23@kernel.org>
Signed-off-by: Stephan Gerhold <stephan@gerhold.net>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210614163150.7774-4-stephan@gerhold.net
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-07-24 15:59:00 +01:00
Stephan Gerhold
562442d5a9 dt-bindings: iio: accel: bma255: Sort compatibles
Similar to recent rework in the bmc150-accel driver, sort the compatible
list in the DT schema so there is a consistent order.

Signed-off-by: Stephan Gerhold <stephan@gerhold.net>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210614163150.7774-3-stephan@gerhold.net
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-07-24 15:59:00 +01:00
Stephan Gerhold
39361c997d dt-bindings: iio: accel: bma255: Fix interrupt type
Bosch accelerometers similar to BMA255 are initially configured to
emit an active-high interrupt signal. This is currently not re-configured
in the bmc150-accel driver so the interrupt should most certainly be
IRQ_TYPE_EDGE_RISING (or potentially IRQ_TYPE_LEVEL_HIGH).
(Unless there is some kind of inverter installed on the board...)

At the moment the bmc150-accel driver forcefully requests the IRQ
using IRQF_TRIGGER_RISING, which means that the IRQ type is currently
ignored in all existing device trees.

Fixes: 6259551cf19b ("iio: accel: bmc150-accel: Add DT bindings")
Cc: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Stephan Gerhold <stephan@gerhold.net>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210614163150.7774-2-stephan@gerhold.net
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-07-24 15:57:43 +01:00
Jonathan Cameron
f21a5f7215 dt-bindings: iio: dac: microchip,mcp4922: Add missing binding document
Simple binding for this family of microchip DACs.

Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: Michael Welling <mwelling@ieee.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Acked-by: Nuno Sá <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20210627163244.1090296-16-jic23@kernel.org
2021-07-19 09:51:59 +01:00
Jonathan Cameron
906b00437e dt-bindings: iio: dac: adi,ad8801: Add missing binding document.
This device was missing a binding document. Simple binding with the
ad8803 requiring two both low and high references whilst the 8801
only has a high reference.

Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: Gwenhael Goavec-Merou <gwenhael.goavec-merou@trabucayre.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Acked-by: Nuno Sá <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20210627163244.1090296-15-jic23@kernel.org
2021-07-19 09:51:59 +01:00
Jonathan Cameron
a714ee9ea0 dt-bindings: iio: dac: adi,ad5791: Add missing bindings document
Documenting existing bindings for this device.

The Linux driver in theory 'works' without the two supplies that I have
listed as required, but without a valid scale.  As such I've
documented it as required.

Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: Michael Hennerich <michael.hennerich@analog.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Acked-by: Nuno Sá <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20210627163244.1090296-14-jic23@kernel.org
2021-07-19 09:51:59 +01:00
Jonathan Cameron
96e137558d dt-bindings: iio: dac: adi,ad5764: Add missing binding document
This binding covers the ad5744, ad5744r, ad5764 and ad5764r DACs.
Note that the driver currently assumes the internal reference is used for
the r parts. The binding as defined relaxes this constraint.

There is no support in the binding or driver for the two digital IO
signals.  I do not propose to add that until we have a means to
test any such binding.

Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: Lars-Peter Clausen <lars@metafoo.de>
Reviewed-by: Rob Herring <robh@kernel.org>
Acked-by: Nuno Sá <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20210627163244.1090296-13-jic23@kernel.org
2021-07-19 09:51:59 +01:00
Jonathan Cameron
db8dc17e1f dt-bindings: iio: dac: ad5761: Add missing binding doc.
Straight forward binding with vref optional for those part with internal
regulators, but required for those without.

Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: Ricardo Ribalda <ribalda@kernel.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Acked-by: Nuno Sá <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20210627163244.1090296-12-jic23@kernel.org
2021-07-19 09:51:59 +01:00
Jonathan Cameron
2d89b8b2c0 dt-bindings: iio: dac: ad5686 and ad5696: Add missing binding document.
The use of vcc-supply for the reference voltage is unusual and should
probably be deprecated as there is an explicit VREF pin on at least
some of these parts.

Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Acked-by: Nuno Sá <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20210627163244.1090296-11-jic23@kernel.org
2021-07-19 09:51:59 +01:00
Jonathan Cameron
b302c57bc9 dt-bindings: iio: dac: ad5624r: Add missing binding document
Simple binding, with optional vref.
Note that the Linux driver does support vcc-supply for historical
reasons, but lets not let that get into any bindings that are checked
going forwards.  Hence I have deliberately not documented it.

Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Acked-by: Nuno Sá <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20210627163244.1090296-10-jic23@kernel.org
2021-07-19 09:51:58 +01:00
Jonathan Cameron
790a352b6f dt-bindings: iio: dac: ad5504: Add missing binding document
Binding for this high voltage DAC with temperature event signal.

Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Acked-by: Nuno Sá <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20210627163244.1090296-8-jic23@kernel.org
2021-07-17 19:02:56 +01:00
Jonathan Cameron
609bf552b0 dt-bindings: iio: dac: ad5449: Add missing binding document.
Documenting existing binding, so little flexibility available.
2 channel devices that require separate reference voltages.

Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: Lars-Peter Clausen <lars@metafoo.de>
Reviewed-by: Rob Herring <robh@kernel.org>
Acked-by: Nuno Sá <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20210627163244.1090296-7-jic23@kernel.org
2021-07-17 19:02:25 +01:00
Jonathan Cameron
5992d5a6b5 dt-bindings: iio: dac: ad5380: Add missing binding document
A simple binding for this particular DAC familly.

Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: Lars-Peter Clausen <lars@metafoo.de>
Reviewed-by: Rob Herring <robh@kernel.org>
Acked-by: Nuno Sá <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20210627163244.1090296-5-jic23@kernel.org
2021-07-17 19:01:02 +01:00
Jonathan Cameron
0688cc60d5 dt-bindings: iio: dac: adi,ad5360: Add missing binding document
Bindings for the family of many channel DACs.  Fairly straight forward
with just a differing number of voltage references (an extra one
for the 40 channel ad4371)

Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: Lars-Peter Clausen <lars@metafoo.de>
Reviewed-by: Rob Herring <robh@kernel.org>
Acked-by: Nuno Sá <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20210627163244.1090296-4-jic23@kernel.org
2021-07-17 19:00:32 +01:00
Jonathan Cameron
613c403a7f dt-bindings: iio: dac: adi,ad5064: Document bindings for many different DACs
Note this is documenting bindings that have effectively existing ever
since this driver was merged. The naming conventions for the ADI
parts are inconsistent on the data sheets which has lead to a mixture
of -X and -reference voltage part naming.  We could attempt to clean this
up, but as we are stuck supporting the existing binding it is probably
not worthwhile.

Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: Lars-Peter Clausen <lars@metafoo.de>
Reviewed-by: Rob Herring <robh@kernel.org>
Acked-by: Nuno Sá <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20210627163244.1090296-3-jic23@kernel.org
2021-07-17 19:00:06 +01:00
Jonathan Cameron
4f0964f70f dt-bindings: iio: dac: adi,ad5421: Add missing binding document.
This is documented what is currently the case.  There are a number
of things that could be added, but I don't feel the binding elements
are obvious enough to document without a driver implementation to
verify they are good choices.

These include
* Range
* Regulators, both input and potentially output (if the loop being
  driven is ever described).

I've listed Lars and myself as maintainers of the binding, but if
anyone else wants to be added they would be most welcome!

Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: Lars-Peter Clausen <lars@metafoo.de>
Reviewed-by: Rob Herring <robh@kernel.org>
Acked-by: Nuno Sá <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20210627163244.1090296-2-jic23@kernel.org
2021-07-17 18:59:12 +01:00
Simon Xue
edf021d145 dt-bindings: iio: adc: rockchip-saradc: add description for rk3568
Add description for rk3568 saradc.

Signed-off-by: Simon Xue <xxm@rock-chips.com>
Reviewed-by: Heiko Stuebner <heiko@sntech.de>
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210712014437.97427-1-xxm@rock-chips.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-07-17 18:03:39 +01:00
Linus Torvalds
a16d8644ba Staging / IIO driver patches for 5.14-rc1
Here is the big set of IIO and staging driver patches for 5.14-rc1.
 
 Loads of IIO driver updates and additions in here, the shortlog has the
 full details.
 
 For the staging side, we moved a few drivers out of staging, and deleted
 the kpc2000 drivers as the original developer asked us to because no one
 was working on them anymore.
 
 Also in here are loads of coding style cleanups due to different intern
 projects focusing on the staging tree to try to get experience doing
 kernel development.
 
 All of these have been in the linux-next tree for a while with no
 reported problems.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'staging-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging

Pull staging / IIO driver updates from Greg KH:
 "Here is the big set of IIO and staging driver patches for 5.14-rc1.

  Loads of IIO driver updates and additions in here, the shortlog has
  the full details.

  For the staging side, we moved a few drivers out of staging, and
  deleted the kpc2000 drivers as the original developer asked us to
  because no one was working on them anymore.

  Also in here are loads of coding style cleanups due to different
  intern projects focusing on the staging tree to try to get experience
  doing kernel development.

  All of these have been in the linux-next tree for a while with no
  reported problems"

* tag 'staging-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging: (744 commits)
  staging: hi6421-spmi-pmic: cleanup some macros
  staging: hi6421-spmi-pmic: change identation of a table
  staging: hi6421-spmi-pmic: change a return code
  staging: hi6421-spmi-pmic: better name IRQs
  staging: hi6421-spmi-pmic: use devm_request_threaded_irq()
  staging: hisilicon,hi6421-spmi-pmic.yaml: cleanup descriptions
  spmi: hisi-spmi-controller: move driver from staging
  phy: phy-hi3670-usb3: move driver from staging into phy
  staging: rtl8188eu: remove include/rtw_debug.h header
  staging: rtl8188eu: remove GlobalDebugLevel variable
  staging: rtl8188eu: remove DRIVER_PREFIX preprocessor definition
  staging: rtl8188eu: remove RT_TRACE macro
  staging: rtl8188eu: remove all RT_TRACE calls from hal/rtl8188eu_recv.c
  staging: rtl8188eu: remove all RT_TRACE calls from hal/hal_intf.c
  staging: rtl8188eu: remove all RT_TRACE calls from hal/rtl8188eu_xmit.c
  staging: rtl8188eu: remove all RT_TRACE calls from core/rtw_xmit.c
  staging: rtl8188eu: remove all RT_TRACE calls from core/rtw_pwrctrl.c
  staging: rtl8188eu: remove all RT_TRACE calls from core/rtw_recv.c
  staging: rtl8188eu: remove all RT_TRACE calls from core/rtw_ioctl_set.c
  staging: rtl8188eu: remove all RT_TRACE calls from core/rtw_ieee80211.c
  ...
2021-07-05 14:01:53 -07:00
Linus Torvalds
a70bb580bf Devicetree updates for v5.14:
- Refine reserved memory nomap handling
 
 - Merge some PCI and non-PCI address handling implementations
 
 - Simplify of_address.h header ifdefs
 
 - Improve printk handling of some 64-bit types
 
 - Convert Arm ccree, Zynq FPGA, ZynqMP RTC, Arm VIC, adi,adv7511, TI
   AM56 PCI, Aspeed I2C, arm,sbsa-gwdt, MTD physmap, virtio-mmio, Arm
   SCMI, Arm/Amlogic SCPI, TI OMAP mailbox, NXP pcf8563/pcf85263/pcf85363,
   Mediatek RNG, Arm SCU, Arm TWD timer, Broadcom iProc PWM, Renesas TPU,
   Tegra20 EMC, MDIO GPIO, renesas,r9a06g032-sysctrl, renesas,emev2-smu,
   sysc-rmobile, linaro,optee-tz, and TI SCI bindings to DT schema
 
 - Convert mux and mux controller bindings to schema. This includes MDIO
   IIO, and I2C muxes.
 
 - Add Arm PL031 RTC binding schema
 
 - Add vendor prefixes for StarFive Technology Co. Ltd. and Insignal Ltd
 
 - Fix some stale doc references
 
 - Remove stale property-units.txt. Superseded by schema in dt-schema
   repo.
 
 - Fixes for 'unevaluatedProperties' handling (enabled with experimental
   json-schema support)
 
 - Drop redundant usage of minItems and maxItems across the tree
 
 - Update some examples to use bindings with a schema
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Merge tag 'devicetree-for-5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux

Pull devicetree updates from Rob Herring:

 - Refine reserved memory nomap handling

 - Merge some PCI and non-PCI address handling implementations

 - Simplify of_address.h header ifdefs

 - Improve printk handling of some 64-bit types

 - Convert adi,adv7511, Arm ccree, Arm SCMI, Arm SCU, Arm TWD timer, Arm
   VIC, arm,sbsa-gwdt, Arm/Amlogic SCPI, Aspeed I2C, Broadcom iProc PWM,
   linaro,optee-tz, MDIO GPIO, Mediatek RNG, MTD physmap, NXP
   pcf8563/pcf85263/pcf85363, Renesas TPU, renesas,emev2-smu,
   renesas,r9a06g032-sysctrl, sysc-rmobile, Tegra20 EMC, TI AM56 PCI, TI
   OMAP mailbox, TI SCI bindings, virtio-mmio, Zynq FPGA, and ZynqMP RTC
   to DT schema

 - Convert mux and mux controller bindings to schema. This includes MDIO
   IIO, and I2C muxes.

 - Add Arm PL031 RTC binding schema

 - Add vendor prefixes for StarFive Technology Co. Ltd. and Insignal Ltd

 - Fix some stale doc references

 - Remove stale property-units.txt. Superseded by schema in dt-schema
   repo.

 - Fixes for 'unevaluatedProperties' handling (enabled with experimental
   json-schema support)

 - Drop redundant usage of minItems and maxItems across the tree

 - Update some examples to use bindings with a schema

* tag 'devicetree-for-5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux: (83 commits)
  dt-bindings: Fix 'unevaluatedProperties' errors in DT graph users
  dt-bindings: display: renesas,du: Fix 'ports' reference
  dt-bindings: media: adv7180: Add missing video-interfaces.yaml reference
  dt-bindings: crypto: ccree: Convert to json-schema
  dt-bindings: fpga: zynq: convert bindings to YAML
  dt-bindings: rtc: zynqmp: convert bindings to YAML
  dt-bindings: interrupt-controller: Convert ARM VIC to json-schema
  of: of_reserved_mem: mark nomap memory instead of removing
  of: of_reserved_mem: only call memblock_free for normal reserved memory
  dt-bindings: Drop redundant minItems/maxItems
  dt-bindings: spmi: Correct 'reg' schema
  of: reserved-memory: Add stub for RESERVEDMEM_OF_DECLARE()
  dt-bindings: clk: vc5: Fix example
  dt-bindings: timer: renesas,tmu: add r8a779a0 TMU support
  dt-bindings: drm: bridge: adi,adv7511.txt: convert to yaml
  dt-bindings: PCI: ti,am65: Convert PCIe host/endpoint mode dt-bindings to YAML
  of: Remove superfluous casts when printing u64 values
  of: Fix truncation of memory sizes on 32-bit platforms
  dt-bindings: rtc: nxp,pcf8563: Absorb pcf85263/pcf85363 bindings
  dt-bindings: pwm: Use examples with documented/matching schema
  ...
2021-07-03 10:54:08 -07:00
Rob Herring
972d6a7dce dt-bindings: Drop redundant minItems/maxItems
If a property has an 'items' list, then a 'minItems' or 'maxItems' with the
same size as the list is redundant and can be dropped. Note that is DT
schema specific behavior and not standard json-schema behavior. The tooling
will fixup the final schema adding any unspecified minItems/maxItems.

This condition is partially checked with the meta-schema already, but
only if both 'minItems' and 'maxItems' are equal to the 'items' length.
An improved meta-schema is pending.

Cc: Jens Axboe <axboe@kernel.dk>
Cc: Stephen Boyd <sboyd@kernel.org>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Cc: Kamal Dasu <kdasu.kdev@gmail.com>
Cc: Lars-Peter Clausen <lars@metafoo.de>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Marc Zyngier <maz@kernel.org>
Cc: Joerg Roedel <joro@8bytes.org>
Cc: Mauro Carvalho Chehab <mchehab@kernel.org>
Cc: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Cc: Jakub Kicinski <kuba@kernel.org>
Cc: Wolfgang Grandegger <wg@grandegger.com>
Cc: Andrew Lunn <andrew@lunn.ch>
Cc: Vivien Didelot <vivien.didelot@gmail.com>
Cc: Vladimir Oltean <olteanv@gmail.com>
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: Kishon Vijay Abraham I <kishon@ti.com>
Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>
Cc: Lee Jones <lee.jones@linaro.org>
Cc: Ohad Ben-Cohen <ohad@wizery.com>
Cc: Mathieu Poirier <mathieu.poirier@linaro.org>
Cc: Paul Walmsley <paul.walmsley@sifive.com>
Cc: Palmer Dabbelt <palmer@dabbelt.com>
Cc: Albert Ou <aou@eecs.berkeley.edu>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Cc: Alexandre Belloni <alexandre.belloni@bootlin.com>
Cc: Zhang Rui <rui.zhang@intel.com>
Cc: Daniel Lezcano <daniel.lezcano@linaro.org>
Cc: Wim Van Sebroeck <wim@linux-watchdog.org>
Cc: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Rob Herring <robh@kernel.org>
Acked-by: Marc Kleine-Budde <mkl@pengutronix.de>
Acked-by: Ulf Hansson <ulf.hansson@linaro.org> # for MMC
Acked-by: Jassi Brar <jassisinghbrar@gmail.com>
Acked-By: Vinod Koul <vkoul@kernel.org>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Reviewed-by: Arnaud Pouliquen <arnaud.pouliquen@st.com>
Acked-by: Mark Brown <broonie@kernel.org>
Acked-by: Philipp Zabel <p.zabel@pengutronix.de>
Acked-by: Wolfram Sang <wsa@kernel.org> # for I2C
Acked-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Link: https://lore.kernel.org/r/20210615191543.1043414-1-robh@kernel.org
2021-06-21 13:56:46 -06:00
Stephan Gerhold
5640fed303 dt-bindings: iio: accel: bma180/bma255: Move bma254 to bma255 schema
BMA254 is very similar to BMA253/BMA255 which are both supported by
the bmc150-accel driver. In general, there is quite some overlap between
the bma180 and bmc150-accel driver, but the bmc150-accel driver has a few
more features (e.g. motion trigger/interrupt).

Let's move bma254 over to the bma255 schema (bmc150-accel driver).

Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Stephan Gerhold <stephan@gerhold.net>
Link: https://lore.kernel.org/r/20210611080903.14384-10-stephan@gerhold.net
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-06-13 17:00:18 +01:00
Stephan Gerhold
d1e7ff89e6 dt-bindings: iio: bma255: Allow multiple interrupts
BMA253 has two interrupt pins (INT1 and INT2) that can be configured
independently. At the moment the bmc150-accel driver does not make use
of them but it might be able to in the future, so it's useful to already
specify all available interrupts in the device tree.

Set maxItems: 2 for interrupts to allow specifying a second one.
This is necessary as preparation to move the bosch,bma254 compatible
from bosch,bma180.yaml to bosch,bma255.yaml since bma180 allows two
interrupts, but BMA254 is better supported by the bmc150-accel driver.

Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Stephan Gerhold <stephan@gerhold.net>
Link: https://lore.kernel.org/r/20210611080903.14384-9-stephan@gerhold.net
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-06-13 17:00:18 +01:00
Stephan Gerhold
c3a16200c7 dt-bindings: iio: accel: bma255: Document bosch,bma253
BMA253 is mostly like BMA255 that is already supported by the
bmc150-accel driver. Document an extra bosch,bma253 compatible for it.

Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Stephan Gerhold <stephan@gerhold.net>
Link: https://lore.kernel.org/r/20210611080903.14384-7-stephan@gerhold.net
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-06-13 17:00:17 +01:00
Greg Kroah-Hartman
6771fb0b94 1st set of new IIO/counter device support, features and cleanup for 5.14
There are a couple of large cleanup sets in here alongside a number of new
 drivers.
 
 Note an immutable branch merged to add a stub for i2c_verify_client()
 as needed to avoid a build issue in the fxls8962af driver as a result of a
 workaround for a device errata that only applies when i2c interface is used.
 
 Counters
 ========
 
 New device support
 * intel,quadrature encoder peripheral found on Elkhart Lake platforms.
   - New driver.
 
 IIO
 ===
 
 New device support
 * amstaos,tsl2591 ambient light sensor.
   - New driver + bindings
   - Follow up fix to ensure some local variables are suitable for error
     handling.
 * fsl,fxls8962af + fsl,fxls8964af accelerometers
   - New driver + bindings
   - Includes an errata work around that cause a build bot failure fixed
     by adding a stub to i2c.
 * kionix,kxcjk-1013
   - Add support for KX023-1025 device.  Mostly a different register map
     that needed to be supported.
 * murata,sca3300 accelerometer
   - New driver + bindings
 * st,lsm9ds0 IMU
   - Rework of st,sensors driver to cleanly support this new glue driver
     that enables the two parts of the LSM9DS0.
 * ti,tsc2046 touchscreen controller ADC.
   - New driver. Intent here is to use this with existing IIO consumer
     drivers such as resistive-adc-touch.
   - Follow up fix to avoid an issue with unsigned subtraction in error
     check.
 * ti,tmp117 digital temperature sensor
   - New driver + bindings
 
 Features
 * adi,ad5755
   - Add missing dt-binding doc
 * adi,ad7298
   - Add ACPI ID used on Intel Galileo Gen 1 boards.
   - Add missing dt-binding doc
 * adi,ad7476
   - Add missing dt-binding doc
 * adi,ad7746
   - Add missing dt-binding doc for this driver that will hopefully move out
     of staging shortly. Update staging driver to use the binding instead of
     platform data.
 * adi,adis16201 + adis16209
   - Add missing dt-binding doc
 * adi,adis16480
   - Support burst mode for adis16495 and adis16497 parts.
 * bosch,bma220
   - Add missing dt-binding doc
 * fsl,mma7455
   - Add missing dt-binding doc
 * iio-rescale
   - Support handling of processed channels from provider.  Some ADCs
     require (typically non linear) calibration functions to be applied,
     and so provide only IIO_CHAN_INFO_PROCESSED read back. They can be
     used as providers to the iio-rescale driver which needs to handle them
     somewhat differently from IIO_CHAN_INFO_RAW
 * sensiron,sps30
   - Support the serial interface.  Note this required significant
     refactoring of existing driver.
 * st,st-sensors
   - Add mount matrix support for normal dt-binding whilst continuing to
     support the odd ACPI approach for accelerometers.
 * ti,dac082s085 + similar
   - Add missing dt-binding doc
 * trivial-devices - add entries for
   - memsic,mx4005, memsic,mx6255 and memsic,mxc6655
   - sensortek,stk8312 and sensortek,stk8ba50
 
 Cleanup / minor fixes
 * core
   - Use devm_add_action_or_reset() to replace boilerplate in several
     driver and core IIO devm_* functions.
   - Fix an error path issue introduced by above, that could return an
     error pointer rather than the expected null from dev_iio_device_alloc()
   - Move more IIO internals related fields from struct iio_dev to
     struct iio_dev_opaque.
   - Drop unused final update of in_loc in demux setup.
 * Docs
   - Move some docs from driver specific to core dos to avoid replication
     of names which the documentation builder does not allow.
     Note this means adding a few device specific notes to the general docs
     to cover the more unusual uses of the ABI.
   - ABI: Move old buffer/* and scan_elements/* docs to obsolete as now we
     have the bufferX/* variant.  Not we are not getting rid of these
     interfaces, just encouraging new code to use the new interface.
 * IIO wide:
   - Tidy up new cases of dev.parent etc being set in drivers as the core
     now does it.
   - Fix more cases of possible miss-aligned buffers when passed to
     iio_push_to_buffers_with_timestamp().  Note we only have one known
     instance of anyone seeing this bug actually happening, so this has been
     a low priority cleanup effort for several cycles.
   - sysfs_emit() used in more drivers.
   - Runtime pm tidy up and use of pm_runtime_resume_and_get()
   - Buffer alignment fixes as iio_push_to_buffers_with_timestamp requires
     that the timestamp when inserted by naturally aligned + consumers can
     assume that all fields are naturally aligned. Part of a long running
     effort, with at least 2 more series to come tackling additional
     variants.
   - Stop specifying "mount-matrix" property name in every lookup of the
     mount matrix from firmware by hard coding it in the core.
 * adi,ad7476
   - Handle the variety of different regulators used by the parts supported
     by this driver (came up in dt-binding review)
 * adi,ad7746
   - Trivial drop of if (ret) return ret; return 0; pattern
   - Tidy up comments
   - Pull capdac setup out to own function.
 * adi,ad7766
   - Trivial drop of if (ret) return ret; return 0; pattern
 * adi,adis
   - Avoid returning error codes in interrupt handlers.
   - Handle a failure in spi_write in the trigger handler.
   - Rework to add updating of device page after changing it.
   - Don't push data to IIO buffers when read failed.
   - Add configuration of burst max speed to core avoid handling this in
     each driver.
   - Use the adis_dev_lock() helper in adis16260 and adis16136 drivers.
   - Excessive includes cleanup via include-what-you-use static checker
     after zero day highlighted that these needed updating.
 * afe
   - Amend binding to add #io-channel-cells, thus allowing this IIO
     consumer to also be an IIO provider.
 * aosong,am2315
   - Drop ACPI id. Unlikely this one is in the wild and it isn't valid
     ACPI naming.
 * bosch,bma180
   - Adding missing bandwidth settings (500, 1000 Hz)
 * bosch,bme680
   - Drop ACPI id. Unlikely this one is in the wild and it isn't valid
     ACPI naming.
 * ep93xx_adc,
   - Drop a redundant error print.
 * maxim,max118
   - Convert remainder of probe() to devm_ managed functions.
   - Avoid some repeated jumping back and forth between iio_dev and
     spi structures.
 * maxim,max11100
   - Use get_unaligned_be16() instead of open coding.
   - Convert remainder of probe() to devm_ managed functions.
 * samsung,exynos_adc
   - Unused error value dropped.
 * sensiron,sgp30
   - Drop use of %hx in favor of %x and letting the normal type conversion
     work.
 * sensortek,stk8312
   - Add lowercase device id and note uppercase version deprecated.
   - Drop ACPI id. Unlikely this one is in the wild and it isn't valid
     ACPI naming.
 * sprx,sc72xx_adc
   - add MODULE_DEVICE_TABLE
 * st,lsm6dsx
   - Fix docs of valid ODRs
 * st,sensors
   - dt-binding rework.  Two efforts on this crossed in a previous cycle
     so this update cherry picks the best of the two yaml conversions.
   - Don't copy the channel spec array as now ext_info is no longer modified.
 * st,stm32-adc
   - tidy up some docs that were marked as kernel-doc but aren't.
 * ti,adc081c, ti,adc0832, ti,adc108s102 and ti,adc161s626
   - Convert remainder of probe() functions to devm_ managed functions
     to simplify error handing and remove paths.
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Merge tag 'iio-for-5.14a' of https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio into staging-next

Jonathan writes:

1st set of new IIO/counter device support, features and cleanup for 5.14

There are a couple of large cleanup sets in here alongside a number of new
drivers.

Note an immutable branch merged to add a stub for i2c_verify_client()
as needed to avoid a build issue in the fxls8962af driver as a result of a
workaround for a device errata that only applies when i2c interface is used.

Counters
========

New device support
* intel,quadrature encoder peripheral found on Elkhart Lake platforms.
  - New driver.

IIO
===

New device support
* amstaos,tsl2591 ambient light sensor.
  - New driver + bindings
  - Follow up fix to ensure some local variables are suitable for error
    handling.
* fsl,fxls8962af + fsl,fxls8964af accelerometers
  - New driver + bindings
  - Includes an errata work around that cause a build bot failure fixed
    by adding a stub to i2c.
* kionix,kxcjk-1013
  - Add support for KX023-1025 device.  Mostly a different register map
    that needed to be supported.
* murata,sca3300 accelerometer
  - New driver + bindings
* st,lsm9ds0 IMU
  - Rework of st,sensors driver to cleanly support this new glue driver
    that enables the two parts of the LSM9DS0.
* ti,tsc2046 touchscreen controller ADC.
  - New driver. Intent here is to use this with existing IIO consumer
    drivers such as resistive-adc-touch.
  - Follow up fix to avoid an issue with unsigned subtraction in error
    check.
* ti,tmp117 digital temperature sensor
  - New driver + bindings

Features
* adi,ad5755
  - Add missing dt-binding doc
* adi,ad7298
  - Add ACPI ID used on Intel Galileo Gen 1 boards.
  - Add missing dt-binding doc
* adi,ad7476
  - Add missing dt-binding doc
* adi,ad7746
  - Add missing dt-binding doc for this driver that will hopefully move out
    of staging shortly. Update staging driver to use the binding instead of
    platform data.
* adi,adis16201 + adis16209
  - Add missing dt-binding doc
* adi,adis16480
  - Support burst mode for adis16495 and adis16497 parts.
* bosch,bma220
  - Add missing dt-binding doc
* fsl,mma7455
  - Add missing dt-binding doc
* iio-rescale
  - Support handling of processed channels from provider.  Some ADCs
    require (typically non linear) calibration functions to be applied,
    and so provide only IIO_CHAN_INFO_PROCESSED read back. They can be
    used as providers to the iio-rescale driver which needs to handle them
    somewhat differently from IIO_CHAN_INFO_RAW
* sensiron,sps30
  - Support the serial interface.  Note this required significant
    refactoring of existing driver.
* st,st-sensors
  - Add mount matrix support for normal dt-binding whilst continuing to
    support the odd ACPI approach for accelerometers.
* ti,dac082s085 + similar
  - Add missing dt-binding doc
* trivial-devices - add entries for
  - memsic,mx4005, memsic,mx6255 and memsic,mxc6655
  - sensortek,stk8312 and sensortek,stk8ba50

Cleanup / minor fixes
* core
  - Use devm_add_action_or_reset() to replace boilerplate in several
    driver and core IIO devm_* functions.
  - Fix an error path issue introduced by above, that could return an
    error pointer rather than the expected null from dev_iio_device_alloc()
  - Move more IIO internals related fields from struct iio_dev to
    struct iio_dev_opaque.
  - Drop unused final update of in_loc in demux setup.
* Docs
  - Move some docs from driver specific to core dos to avoid replication
    of names which the documentation builder does not allow.
    Note this means adding a few device specific notes to the general docs
    to cover the more unusual uses of the ABI.
  - ABI: Move old buffer/* and scan_elements/* docs to obsolete as now we
    have the bufferX/* variant.  Not we are not getting rid of these
    interfaces, just encouraging new code to use the new interface.
* IIO wide:
  - Tidy up new cases of dev.parent etc being set in drivers as the core
    now does it.
  - Fix more cases of possible miss-aligned buffers when passed to
    iio_push_to_buffers_with_timestamp().  Note we only have one known
    instance of anyone seeing this bug actually happening, so this has been
    a low priority cleanup effort for several cycles.
  - sysfs_emit() used in more drivers.
  - Runtime pm tidy up and use of pm_runtime_resume_and_get()
  - Buffer alignment fixes as iio_push_to_buffers_with_timestamp requires
    that the timestamp when inserted by naturally aligned + consumers can
    assume that all fields are naturally aligned. Part of a long running
    effort, with at least 2 more series to come tackling additional
    variants.
  - Stop specifying "mount-matrix" property name in every lookup of the
    mount matrix from firmware by hard coding it in the core.
* adi,ad7476
  - Handle the variety of different regulators used by the parts supported
    by this driver (came up in dt-binding review)
* adi,ad7746
  - Trivial drop of if (ret) return ret; return 0; pattern
  - Tidy up comments
  - Pull capdac setup out to own function.
* adi,ad7766
  - Trivial drop of if (ret) return ret; return 0; pattern
* adi,adis
  - Avoid returning error codes in interrupt handlers.
  - Handle a failure in spi_write in the trigger handler.
  - Rework to add updating of device page after changing it.
  - Don't push data to IIO buffers when read failed.
  - Add configuration of burst max speed to core avoid handling this in
    each driver.
  - Use the adis_dev_lock() helper in adis16260 and adis16136 drivers.
  - Excessive includes cleanup via include-what-you-use static checker
    after zero day highlighted that these needed updating.
* afe
  - Amend binding to add #io-channel-cells, thus allowing this IIO
    consumer to also be an IIO provider.
* aosong,am2315
  - Drop ACPI id. Unlikely this one is in the wild and it isn't valid
    ACPI naming.
* bosch,bma180
  - Adding missing bandwidth settings (500, 1000 Hz)
* bosch,bme680
  - Drop ACPI id. Unlikely this one is in the wild and it isn't valid
    ACPI naming.
* ep93xx_adc,
  - Drop a redundant error print.
* maxim,max118
  - Convert remainder of probe() to devm_ managed functions.
  - Avoid some repeated jumping back and forth between iio_dev and
    spi structures.
* maxim,max11100
  - Use get_unaligned_be16() instead of open coding.
  - Convert remainder of probe() to devm_ managed functions.
* samsung,exynos_adc
  - Unused error value dropped.
* sensiron,sgp30
  - Drop use of %hx in favor of %x and letting the normal type conversion
    work.
* sensortek,stk8312
  - Add lowercase device id and note uppercase version deprecated.
  - Drop ACPI id. Unlikely this one is in the wild and it isn't valid
    ACPI naming.
* sprx,sc72xx_adc
  - add MODULE_DEVICE_TABLE
* st,lsm6dsx
  - Fix docs of valid ODRs
* st,sensors
  - dt-binding rework.  Two efforts on this crossed in a previous cycle
    so this update cherry picks the best of the two yaml conversions.
  - Don't copy the channel spec array as now ext_info is no longer modified.
* st,stm32-adc
  - tidy up some docs that were marked as kernel-doc but aren't.
* ti,adc081c, ti,adc0832, ti,adc108s102 and ti,adc161s626
  - Convert remainder of probe() functions to devm_ managed functions
    to simplify error handing and remove paths.

* tag 'iio-for-5.14a' of https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio: (171 commits)
  i2c: core: Add stub for i2c_verify_client() if !CONFIG_I2C
  iio: adis: Cleanout unused headers
  iio: accel: bma180: Add missing 500 Hz / 1000 Hz bandwidth
  counter: Add support for Intel Quadrature Encoder Peripheral
  staging: iio: cdc: ad7746: extract capac setup to own function
  staging: iio: cdc: ad7746: clean up probe return
  staging: iio: cdc: ad7746: remove ordinary comments
  iio: adc: ti-adc161s626: Use devm managed functions for all of probe.
  iio: adc: ti-adc108s102: Use devm managed functions for all of probe()
  iio: adc: ti-adc0832: Use devm managed functions for all of probe()
  iio: adc: ti-adc081c: Use devm managed functions for all of probe()
  iio: adc: max1118: Avoid jumping back and forth between spi and iio structures
  iio: adc: max1118: Use devm_ managed functions for all of probe
  iio: adc: max11100: Use devm_ functions for rest of probe()
  iio: adc: max11100: Use get_unaligned_be16() rather than opencoding.
  iio: chemical: sgp30: Drop use of %hx in format string.
  iio: gyro: st_gyro: Support mount matrix
  iio: magnetometer: st_magn: Support mount matrix
  iio: accel: st_sensors: Stop copying channels
  iio: accel: st_sensors: Support generic mounting matrix
  ...
2021-06-09 12:11:49 +02:00
Lucas Stankus
13f212e15b dt-bindings: staging: iio: cdc: ad7746: add binding documentation for AD7746
Add device tree binding documentation for AD7746 cdc in YAML format.

Signed-off-by: Lucas Stankus <lucas.p.stankus@gmail.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/2c2f4d486a94e0740e112bfac0d9306bdb7ea69c.1619841953.git.lucas.p.stankus@gmail.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-06-03 18:24:13 +01:00