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2020-09-03iio: chemical: atlas-ezo-sensor: add humidity sensor supportMatt Ranostay
Add support for atlas,hum-ezo / humidity sensor which with scaling provides respective data in millipercent Signed-off-by: Matt Ranostay <matt.ranostay@konsulko.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-09-03dt-bindings: iio: chemical: add Atlas EZO Humidity module documentationMatt Ranostay
Cc: devicetree@vger.kernel.org Signed-off-by: Matt Ranostay <matt.ranostay@konsulko.com> Acked-by: Rob Herring <robh@kernel.org> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-09-03iio: adc: adi-axi-adc: Use kobj_to_dev() instead of container_of()Tian Tao
Use kobj_to_dev() instead of container_of() Signed-off-by: Tian Tao <tiantao6@hisilicon.com> Acked-by: Alexandru Ardelean <alexandru.ardelean@analog.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-09-03iio: dac: ad5686: Constify static struct iio_chan_specRikard Falkeborn
These are never modified and can be made const to allow the compiler to put it in read-only memory. Before: text data bss dec hex filename 6642 12608 64 19314 4b72 drivers/iio/dac/ad5686.o After: text data bss dec hex filename 16946 2304 64 19314 4b72 drivers/iio/dac/ad5686.o Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com> Acked-by: Alexandru Ardelean <alexandru.ardelean@analog.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-09-03iio/dac: convert ltc2632.txt to lltc,ltc2632.yamlChris Ruehl
Conversion of the ltc2632 to yaml format and name the file to 'lltc,ltc2632.yaml'. Signed-off-by: Chris Ruehl <chris.ruehl@gtsys.com.hk> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-09-03iio: documentation: light: Add as73211 sysfs documentationChristian Eggers
The driver for the as73211 light sensor provides the following not yet documented sysfs entries: - in_intensity_(x|y|z)_raw - in_intensity_(x|y|z)_scale - in_intensity_sampling_frequency(_available) - in_intensity_hardwaregain(_available) - in_intensity_integration_time Signed-off-by: Christian Eggers <ceggers@arri.de> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-09-03iio:adc:axp20x: Convert from OF to generic fw / device propertiesJonathan Cameron
Whilst fairly unlikely anyone will ever use this driver with anything other than DT, we are trying to move IIO over to the generic interfaces where easy to do so. In this case this involved moving to generic check on presence of fwnode, generic device_get_match_data() and dropping the of_match_ptr protection. Also relevant header changes to have property.h and mod_devicetable.h only. Also drop the casting away of a const in favour of retaining the const throughout. Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Cc: Quentin Schulz <quentin.schulz@bootlin.com> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
2020-09-03Documentation: ABI: iio: fix some spelling mistakesAhmad Fatoum
This fixes some typos found while browsing the documentation. Cc: trivial@kernel.org Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-09-03iio: health: max30102: update author's emailMatt Ranostay
Update email to author's current employer Signed-off-by: Matt Ranostay <matt.ranostay@konsulko.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-09-03iio:adc:ti-adc081c: Drop ACPI ids that seem very unlikely to be official.Jonathan Cameron
We have no known users of these in the wild. it seems very unlikely these are real IDs having the form ADCXXXX as that ID is owned by Achnor Datacomm not TI. Suggested-by: Andy Shevchenko <andy.shevchenko@gmail.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
2020-09-03iio:adc:ti-adc108s102: Drop CONFIG_OF and of_match_ptr protectionsJonathan Cameron
I'm trying to clean this (now) anti-pattern out of IIO to avoid cut and paste into new drivers. Also add an include of mod_devicetable.h as the driver directly uses struct of_device_id which is defined in there. Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Cc: Jan Kiszka <jan.kiszka@siemens.com>
2020-09-03iio:adc:ti-adc128s052: drop of_match_ptr protectionJonathan Cameron
There is no real advantage in having these protections and for parts that do not have an explicit ACPI ID, it prevents the use of PRP0001. I'm trying to clear this out of IIO in general to avoid copying in new drivers. Include mod_devicetable.h as we are using of_device_id in here so including that header is best practice. Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Cc: Angelo Compagnucci <angelo.compagnucci@gmail.com>
2020-09-03iio:adc:bcm_iproc: Drop of_match_ptr protection and switch to mod_devicetable.hJonathan Cameron
This driver cannot be instantiated from ACPI due to it's use of syscon_regmap_lookup_by_phandle() but in the interests of clearing this anti pattern out of IIO, let us switch to an explicit check in Kconfig and remove the protections on the of_match_table The switch of header is because we only use of_device_id in here and that is defined in mod_devicetable.h not of.h. Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Cc: Raveendra Padasalagi <raveendra.padasalagi@broadcom.com> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
2020-09-03iio: dac: dac5571: Support powerdown for multi-channelVincent Whitchurch
The driver currently only allows channel 0 to be powered down but the multi-channel variants of the hardware allow each channel to be powered down separately and with separate power down modes. Add support for this. Signed-off-by: Vincent Whitchurch <vincent.whitchurch@axis.com> Acked-by: Sean Nyekjaer <sean@geanix.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-09-03dt-bindings: iio: humidity: Add TI HDC20x0 supportEugene Zaikonnikov
Add device tree bindings for HDC2010/HDC2080 family of humidity and temperature sensors. Signed-off-by: Eugene Zaikonnikov <ez@norphonic.com> Reviewed-by: Rob Herring <robh@kernel.org> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-09-03iio: humidity: Add TI HDC20x0 supportEugene Zaikonnikov
Add driver support for HDC2010/2080 series devices and sysfs documentation for their heater element. HDC2010 is an integrated high-accuracy humidity and temperature sensor with very low power consumption. The device includes a resistive heating element. The temperature range is -40C to 125C with 0.2C accuracy. Humidity measurement is 0 to 100% with 2% RH accuracy. Signed-off-by: Eugene Zaikonnikov <ez@norphonic.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-09-03iio: sx9310: Use irq trigger flags from firmwareStephen Boyd
We shouldn't need to set default irq trigger flags here as the firmware should have properly indicated the trigger type, i.e. level low, in the DT or ACPI tables. Signed-off-by: Stephen Boyd <swboyd@chromium.org> Signed-off-by: Daniel Campello <campello@chromium.org> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-09-03iio: sx9310: Enable vdd and svdd regulators at probeStephen Boyd
Enable the main power supply (vdd) and digital IO power supply (svdd) during probe so that the i2c communication and device works properly on boards that aggressively power gate these supplies. Signed-off-by: Stephen Boyd <swboyd@chromium.org> Reviewed-by: Douglas Anderson <dianders@chromium.org> Signed-off-by: Daniel Campello <campello@chromium.org> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-09-03iio: sx9310: Drop channel_users[]Stephen Boyd
This struct member isn't used. Drop it. Fixes: 72ad02b15d63 ("iio: Add SEMTECH SX9310/9311 sensor driver") Signed-off-by: Stephen Boyd <swboyd@chromium.org> Reviewed-by: Douglas Anderson <dianders@chromium.org> Reviewed-by: Daniel Campello <campello@chromium.org> Signed-off-by: Daniel Campello <campello@chromium.org> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-09-03iio: sx9310: Miscellaneous format fixesDaniel Campello
Miscellaneous format fixes throughout the whole file. Signed-off-by: Daniel Campello <campello@chromium.org> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Reviewed-by: Stephen Boyd <swboyd@chromium.org> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-09-03iio: sx9310: Use variable to hold &client->devDaniel Campello
Improves readability by storing &client->dev in a local variable. Signed-off-by: Daniel Campello <campello@chromium.org> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Reviewed-by: Stephen Boyd <swboyd@chromium.org> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-09-03iio: sx9310: Simplify error return handlingDaniel Campello
Checks for non-zero return values to signal error conditions. Signed-off-by: Daniel Campello <campello@chromium.org> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Reviewed-by: Stephen Boyd <swboyd@chromium.org> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-09-03iio: sx9310: Update copyrightDaniel Campello
Fixes wrong copyright year. Signed-off-by: Daniel Campello <campello@chromium.org> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-09-03iio: sx9310: Use regmap_read_poll_timeout() for compensationDaniel Campello
Simplify compensation stage by using regmap_read_poll_timeout(). Signed-off-by: Daniel Campello <campello@chromium.org> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Reviewed-by: Stephen Boyd <swboyd@chromium.org> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-09-03iio: sx9310: Use long instead of int for channel bitmapsDaniel Campello
Uses for_each_set_bit() macro to loop over channel bitmaps. Signed-off-by: Daniel Campello <campello@chromium.org> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Reviewed-by: Stephen Boyd <swboyd@chromium.org> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-09-03iio: sx9310: Fixes various memory handlingDaniel Campello
Makes use __aligned(8) to ensure that the timestamp is correctly aligned when we call io_push_to_buffers_with_timestamp(). Also makes use of sizeof() for regmap_bulk_read instead of static value. Signed-off-by: Daniel Campello <campello@chromium.org> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-09-03iio: sx9310: Change from .probe to .probe_newDaniel Campello
Uses .probe_new in place of .probe. Also uses device_get_match_data() for whoami matching. Signed-off-by: Daniel Campello <campello@chromium.org> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Reviewed-by: Stephen Boyd <swboyd@chromium.org> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-09-03iio: sx9310: Remove acpi and of table macrosDaniel Campello
Avoids unused warnings due to acpi/of table macros. Reported-by: kbuild test robot <lkp@intel.com> Signed-off-by: Daniel Campello <campello@chromium.org> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Reviewed-by: Stephen Boyd <swboyd@chromium.org> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-09-03iio: sx9310: Fix irq handlingDaniel Campello
Fixes enable/disable irq handling at various points. The driver needs to only enable/disable irqs if there is an actual irq handler installed. Signed-off-by: Daniel Campello <campello@chromium.org> Reviewed-by: Stephen Boyd <swboyd@chromium.org> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-09-03iio: sx9310: Update macros declarationsDaniel Campello
Follows spec sheet for macro declarations. Signed-off-by: Daniel Campello <campello@chromium.org> Reviewed-by: Stephen Boyd <swboyd@chromium.org> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-09-03dt-bindings: iio: Add bindings for sx9310 sensorDaniel Campello
Adds device tree bindings for sx9310 sensor. Signed-off-by: Daniel Campello <campello@chromium.org> Cc: Hartmut Knaack <knaack.h@gmx.de> Cc: Lars-Peter Clausen <lars@metafoo.de> Cc: Peter Meerwald-Stadler <pmeerw@pmeerw.net> Cc: Rob Herring <robh+dt@kernel.org> Reviewed-by: Douglas Anderson <dianders@chromium.org> [swboyd@chromium.org: Add both regulators and make them optional] Signed-off-by: Stephen Boyd <swboyd@chromium.org> Reviewed-by: Rob Herring <robh@kernel.org> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-09-03dt-bindings: iio: adc: maxim,max1118 yaml conversionJonathan Cameron
Simple device with a simple conversion. Special handling needed for the max1118 which is the only supported part that has an external reference voltage. Cc: Akinobu Mita <akinobu.mita@gmail.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Reviewed-by: Rob Herring <robh@kernel.org>
2020-09-03iio: light: as73211: New driverChristian Eggers
Support for AMS AS73211 JENCOLOR(R) Digital XYZ Sensor. This driver has no built-in trigger. In order for making triggered measurements, an external (software) trigger driver like iio-trig-hrtimer or iio-trig-sysfs is required. The sensor supports single and continuous measurement modes. The latter is not used by design as this would require tight timing synchronization between hardware and driver without much benefit. Datasheet: https://ams.com/documents/20143/36005/AS73211_DS000556_3-01.pdf Signed-off-by: Christian Eggers <ceggers@arri.de> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-08-22dt-bindings: iio: light: add AMS AS73211 supportChristian Eggers
Add DT bindings for AMS AS73211 XYZ True Color Sensor. Signed-off-by: Christian Eggers <ceggers@arri.de> Reviewed-by: Rob Herring <robh@kernel.org> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-08-22staging: iio: ad9834: Remove excess blank lineCalvin Glisson
Remove excess blank line after variable declarations. Improves code consistency and readability. Change suggested by checkpatch.pl: CHECK: Please don't use multiple blank lines Signed-off-by: Calvin Glisson <taragaram@gmail.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-08-22platform_data: ad7793.h: drop a duplicated wordRandy Dunlap
Drop the repeated word "and" in a comment. Signed-off-by: Randy Dunlap <rdunlap@infradead.org> Cc: Lars-Peter Clausen <lars@metafoo.de> Cc: Jonathan Cameron <jic23@kernel.org> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-08-22dt-bindings: iio: adc: maxim,max9611 yaml conversionsJonathan Cameron
Straight forward conversion of this binding for this current sense amplifier and ADC. Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Reviewed-by: Jacopo Mondi <jacopo@jmondi.org> Reviewed-by: Rob Herring <robh@kernel.org>
2020-08-22dt-bindings: iio: adc: maxim,max11100 yaml conversionJonathan Cameron
Straight forward conversion for this SPI ADC. Added limits on spi-max-frequency from datasheet (0.1 to 4.8MHz) Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Reviewed-by: Jacopo Mondi <jacopo@jmondi.org> Reviewed-by: Rob Herring <robh@kernel.org>
2020-08-22dt-bindings: iio: gyro: Add DT binding doc for ADXRS290Nishant Malpani
Add devicetree binding document for ADXRS290, a dual-axis MEMS gyroscope. Reviewed-by: Rob Herring <robh@kernel.org> Signed-off-by: Nishant Malpani <nish.malpani25@gmail.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-08-22iio: gyro: Add driver support for ADXRS290Nishant Malpani
ADXRS290 is a high performance MEMS pitch and roll (dual-axis in-plane) angular rate sensor (gyroscope) designed for use in stabilization applications. It also features an internal temperature sensor and programmable high-pass and low-pass filters. Add support for ADXRS290 in direct-access mode for now. Datasheet: https://www.analog.com/media/en/technical-documentation/data-sheets/ADXRS290.pdf Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Signed-off-by: Nishant Malpani <nish.malpani25@gmail.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-08-22Staging: iio: Fixed a punctuation and a spelling mistake.Ankit Baluni
Added a missing comma and changed 'it it useful' to 'it is useful'. Signed-off-by: Ankit Baluni <b18007@students.iitmandi.ac.in> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-08-22iio: trigger: make stub functions static inlineLars-Peter Clausen
Make sure that the trigger function stubs are all static inline. Otherwise we might see compiler warnings about declared but unused functions. Fixes 77712e5fbe2e4: ("Staging: iio: Staticise non-exported functions") Signed-off-by: Lars-Peter Clausen <lars@metafoo.de> Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-08-22dt-bindings: iio: chemical: add O2 EZO module documentationMatt Ranostay
Cc: devicetree@vger.kernel.org Signed-off-by: Matt Ranostay <matt.ranostay@konsulko.com> Acked-by: Rob Herring <robh@kernel.org> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-08-22iio: Kconfig: ad8366: add entry for HMC1119 chipAlexandru Ardelean
The change is mostly cosmetic. When looking into the menuconfig help of the ad8366 driver, the HMC1119 chip should also show up (since the driver supports it). Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-08-22iio: adxl372_i2c: Add OF device ID tableStefan Popa
The driver does not have a struct of_device_id table, but supported devices are registered via Device Trees. This patch adds OF device ID table. Signed-off-by: Stefan Popa <stefan.popa@analog.com> Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-08-22iio: adxl372_spi: change indentation for of_tableAlexandru Ardelean
The change is mostly stylistic. The table should be indented with tabs instead of spaces. Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-08-22iio: frequency: ad9523: convert rest of driver to device managed functionsAlexandru Ardelean
The driver pretty much uses device managed functions. The only left-over is the iio_device_register() function, which also requires an action-or-reset hook to disable the regulator on the remove and error path. Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-08-22iio: chemical: atlas-ezo-sensor: add support for O2 sensorMatt Ranostay
Add support for the Atlas EZO O2 chemical sensor which required some refactoring of the driver and parsing of i2c transfer. Sensor data is converted by the scaling value from percent to IIO_CONCENTRATION. Signed-off-by: Matt Ranostay <matt.ranostay@konsulko.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-08-22iio: add IIO_MOD_O2 modifierMatt Ranostay
Add modifier IIO_MOD_O2 for O2 concentration reporting Signed-off-by: Matt Ranostay <matt.ranostay@konsulko.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-08-18staging: hikey9xx: Kconfig: add regulator dependencyMauro Carvalho Chehab
The regulator driver needs it, as otherwise it will produce errors when creating vmlinux. Reported-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org> Link: https://lore.kernel.org/r/a287238bd0141aa68aae7d4cec4c1174a43b3e53.1597766680.git.mchehab+huawei@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>