diff options
Diffstat (limited to 'Documentation')
14 files changed, 257 insertions, 21 deletions
diff --git a/Documentation/devicetree/bindings/i2c/trivial-devices.txt b/Documentation/devicetree/bindings/i2c/trivial-devices.txt index 5c70ce9c1954..1416c6a0d2cd 100644 --- a/Documentation/devicetree/bindings/i2c/trivial-devices.txt +++ b/Documentation/devicetree/bindings/i2c/trivial-devices.txt @@ -38,6 +38,7 @@ dallas,ds4510 CPU Supervisor with Nonvolatile Memory and Programmable I/O dallas,ds75 Digital Thermometer and Thermostat dlg,da9053 DA9053: flexible system level PMIC with multicore support dlg,da9063 DA9063: system PMIC for quad-core application processors +domintech,dmard09 DMARD09: 3-axis Accelerometer epson,rx8010 I2C-BUS INTERFACE REAL TIME CLOCK MODULE epson,rx8025 High-Stability. I2C-Bus INTERFACE REAL TIME CLOCK MODULE epson,rx8581 I2C-BUS INTERFACE REAL TIME CLOCK MODULE @@ -56,6 +57,7 @@ maxim,ds1050 5 Bit Programmable, Pulse-Width Modulator maxim,max1237 Low-Power, 4-/12-Channel, 2-Wire Serial, 12-Bit ADCs maxim,max6625 9-Bit/12-Bit Temperature Sensors with I²C-Compatible Serial Interface mc,rv3029c2 Real Time Clock Module with I2C-Bus +mcube,mc3230 mCube 3-axis 8-bit digital accelerometer microchip,mcp4531-502 Microchip 7-bit Single I2C Digital Potentiometer (5k) microchip,mcp4531-103 Microchip 7-bit Single I2C Digital Potentiometer (10k) microchip,mcp4531-503 Microchip 7-bit Single I2C Digital Potentiometer (50k) diff --git a/Documentation/devicetree/bindings/iio/accel/dmard06.txt b/Documentation/devicetree/bindings/iio/accel/dmard06.txt new file mode 100644 index 000000000000..ce105a12c645 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/accel/dmard06.txt @@ -0,0 +1,19 @@ +Device tree bindings for Domintech DMARD05, DMARD06, DMARD07 accelerometers + +Required properties: + - compatible : Should be "domintech,dmard05" + or "domintech,dmard06" + or "domintech,dmard07" + - reg : I2C address of the chip. Should be 0x1c + +Example: + &i2c1 { + /* ... */ + + accelerometer@1c { + compatible = "domintech,dmard06"; + reg = <0x1c>; + }; + + /* ... */ + }; diff --git a/Documentation/devicetree/bindings/iio/accel/kionix,kxsd9.txt b/Documentation/devicetree/bindings/iio/accel/kionix,kxsd9.txt new file mode 100644 index 000000000000..b25bf3a77e0f --- /dev/null +++ b/Documentation/devicetree/bindings/iio/accel/kionix,kxsd9.txt @@ -0,0 +1,22 @@ +Kionix KXSD9 Accelerometer device tree bindings + +Required properties: + - compatible: should be set to "kionix,kxsd9" + - reg: i2c slave address + +Optional properties: + - vdd-supply: The input supply for VDD + - iovdd-supply: The input supply for IOVDD + - interrupts: The movement detection interrupt + - mount-matrix: See mount-matrix.txt + +Example: + +kxsd9@18 { + compatible = "kionix,kxsd9"; + reg = <0x18>; + interrupt-parent = <&foo>; + interrupts = <57 IRQ_TYPE_EDGE_FALLING>; + iovdd-supply = <&bar>; + vdd-supply = <&baz>; +}; diff --git a/Documentation/devicetree/bindings/iio/adc/mt6577_auxadc.txt b/Documentation/devicetree/bindings/iio/adc/mt6577_auxadc.txt new file mode 100644 index 000000000000..68c45cbbe3d9 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/mt6577_auxadc.txt @@ -0,0 +1,29 @@ +* Mediatek AUXADC - Analog to Digital Converter on Mediatek mobile soc (mt65xx/mt81xx/mt27xx) +=============== + +The Auxiliary Analog/Digital Converter (AUXADC) is an ADC found +in some Mediatek SoCs which among other things measures the temperatures +in the SoC. It can be used directly with register accesses, but it is also +used by thermal controller which reads the temperatures from the AUXADC +directly via its own bus interface. See +Documentation/devicetree/bindings/thermal/mediatek-thermal.txt +for the Thermal Controller which holds a phandle to the AUXADC. + +Required properties: + - compatible: Should be one of: + - "mediatek,mt2701-auxadc": For MT2701 family of SoCs + - "mediatek,mt8173-auxadc": For MT8173 family of SoCs + - reg: Address range of the AUXADC unit. + - clocks: Should contain a clock specifier for each entry in clock-names + - clock-names: Should contain "main". + - #io-channel-cells: Should be 1, see ../iio-bindings.txt + +Example: + +auxadc: adc@11001000 { + compatible = "mediatek,mt2701-auxadc"; + reg = <0 0x11001000 0 0x1000>; + clocks = <&pericfg CLK_PERI_AUXADC>; + clock-names = "main"; + #io-channel-cells = <1>; +}; diff --git a/Documentation/devicetree/bindings/iio/adc/ti-adc12138.txt b/Documentation/devicetree/bindings/iio/adc/ti-adc12138.txt new file mode 100644 index 000000000000..049a1d36f013 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/ti-adc12138.txt @@ -0,0 +1,37 @@ +* Texas Instruments' ADC12130/ADC12132/ADC12138 + +Required properties: + - compatible: Should be one of + * "ti,adc12130" + * "ti,adc12132" + * "ti,adc12138" + - reg: SPI chip select number for the device + - interrupts: Should contain interrupt for EOC (end of conversion) + - clocks: phandle to conversion clock input + - spi-max-frequency: Definision as per + Documentation/devicetree/bindings/spi/spi-bus.txt + - vref-p-supply: The regulator supply for positive analog voltage reference + +Optional properties: + - vref-n-supply: The regulator supply for negative analog voltage reference + (Note that this must not go below GND or exceed vref-p) + If not specified, this is assumed to be analog ground. + - ti,acquisition-time: The number of conversion clock periods for the S/H's + acquisition time. Should be one of 6, 10, 18, 34. If not specified, + default value of 10 is used. + For high source impedances, this value can be increased to 18 or 34. + For less ADC accuracy and/or slower CCLK frequencies this value may be + decreased to 6. See section 6.0 INPUT SOURCE RESISTANCE in the + datasheet for details. + +Example: +adc@0 { + compatible = "ti,adc12138"; + reg = <0>; + interrupts = <28 IRQ_TYPE_EDGE_RISING>; + interrupt-parent = <&gpio1>; + clocks = <&cclk>; + vref-p-supply = <&ldo4_reg>; + spi-max-frequency = <5000000>; + ti,acquisition-time = <6>; +}; diff --git a/Documentation/devicetree/bindings/iio/adc/ti-adc161s626.txt b/Documentation/devicetree/bindings/iio/adc/ti-adc161s626.txt new file mode 100644 index 000000000000..9ed2315781e4 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/ti-adc161s626.txt @@ -0,0 +1,16 @@ +* Texas Instruments ADC141S626 and ADC161S626 chips + +Required properties: + - compatible: Should be "ti,adc141s626" or "ti,adc161s626" + - reg: spi chip select number for the device + +Recommended properties: + - spi-max-frequency: Definition as per + Documentation/devicetree/bindings/spi/spi-bus.txt + +Example: +adc@0 { + compatible = "ti,adc161s626"; + reg = <0>; + spi-max-frequency = <4300000>; +}; diff --git a/Documentation/devicetree/bindings/iio/chemical/atlas,orp-sm.txt b/Documentation/devicetree/bindings/iio/chemical/atlas,orp-sm.txt new file mode 100644 index 000000000000..5d8b687d5edc --- /dev/null +++ b/Documentation/devicetree/bindings/iio/chemical/atlas,orp-sm.txt @@ -0,0 +1,22 @@ +* Atlas Scientific ORP-SM OEM sensor + +https://www.atlas-scientific.com/_files/_datasheets/_oem/ORP_oem_datasheet.pdf + +Required properties: + + - compatible: must be "atlas,orp-sm" + - reg: the I2C address of the sensor + - interrupt-parent: should be the phandle for the interrupt controller + - interrupts: the sole interrupt generated by the device + + Refer to interrupt-controller/interrupts.txt for generic interrupt client + node bindings. + +Example: + +atlas@66 { + compatible = "atlas,orp-sm"; + reg = <0x66>; + interrupt-parent = <&gpio1>; + interrupts = <16 2>; +}; diff --git a/Documentation/devicetree/bindings/iio/magnetometer/ak8974.txt b/Documentation/devicetree/bindings/iio/magnetometer/ak8974.txt new file mode 100644 index 000000000000..77d5aba1bd8c --- /dev/null +++ b/Documentation/devicetree/bindings/iio/magnetometer/ak8974.txt @@ -0,0 +1,29 @@ +* Asahi Kasei AK8974 magnetometer sensor + +Required properties: + +- compatible : should be "asahi-kasei,ak8974" +- reg : the I2C address of the magnetometer + +Optional properties: + +- avdd-supply: regulator supply for the analog voltage + (see regulator/regulator.txt) +- dvdd-supply: regulator supply for the digital voltage + (see regulator/regulator.txt) +- interrupts: data ready (DRDY) and interrupt (INT1) lines + from the chip, the DRDY interrupt must be placed first. + The interrupts can be triggered on rising or falling + edges alike. +- mount-matrix: an optional 3x3 mounting rotation matrix + +Example: + +ak8974@0f { + compatible = "asahi-kasei,ak8974"; + reg = <0x0f>; + avdd-supply = <&foo_reg>; + dvdd-supply = <&bar_reg>; + interrupts = <0 IRQ_TYPE_EDGE_RISING>, + <1 IRQ_TYPE_EDGE_RISING>; +}; diff --git a/Documentation/devicetree/bindings/iio/pressure/zpa2326.txt b/Documentation/devicetree/bindings/iio/pressure/zpa2326.txt new file mode 100644 index 000000000000..fb85de676e03 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/pressure/zpa2326.txt @@ -0,0 +1,31 @@ +Murata ZPA2326 pressure sensor + +Pressure sensor from Murata with SPI and I2C bus interfaces. + +Required properties: +- compatible: "murata,zpa2326" +- reg: the I2C address or SPI chip select the device will respond to + +Recommended properties for SPI bus usage: +- spi-max-frequency: maximum SPI bus frequency as documented in + Documentation/devicetree/bindings/spi/spi-bus.txt + +Optional properties: +- vref-supply: an optional regulator that needs to be on to provide VREF + power to the sensor +- vdd-supply: an optional regulator that needs to be on to provide VDD + power to the sensor +- interrupt-parent: phandle to the parent interrupt controller as documented in + Documentation/devicetree/bindings/interrupt-controller/interrupts.txt +- interrupts: interrupt mapping for IRQ as documented in + Documentation/devicetree/bindings/interrupt-controller/interrupts.txt + +Example: + +zpa2326@5c { + compatible = "murata,zpa2326"; + reg = <0x5c>; + interrupt-parent = <&gpio>; + interrupts = <12>; + vdd-supply = <&ldo_1v8_gnss>; +}; diff --git a/Documentation/devicetree/bindings/iio/proximity/sx9500.txt b/Documentation/devicetree/bindings/iio/proximity/sx9500.txt new file mode 100644 index 000000000000..b301dd2b35da --- /dev/null +++ b/Documentation/devicetree/bindings/iio/proximity/sx9500.txt @@ -0,0 +1,24 @@ +Semtech's SX9500 capacitive proximity button device driver + +Required properties: + - compatible: must be "semtech,sx9500" + - reg: i2c address where to find the device + - interrupt-parent : should be the phandle for the interrupt controller + - interrupts : the sole interrupt generated by the device + + Refer to interrupt-controller/interrupts.txt for generic + interrupt client node bindings. + +Optional properties: + - reset-gpios: Reference to the GPIO connected to the device's active + low reset pin. + +Example: + +sx9500@28 { + compatible = "semtech,sx9500"; + reg = <0x28>; + interrupt-parent = <&gpio2>; + interrupts = <16 IRQ_TYPE_LEVEL_LOW>; + reset-gpios = <&gpio2 10 GPIO_ACTIVE_LOW>; +}; diff --git a/Documentation/devicetree/bindings/iio/temperature/maxim_thermocouple.txt b/Documentation/devicetree/bindings/iio/temperature/maxim_thermocouple.txt new file mode 100644 index 000000000000..28bc5c4d965b --- /dev/null +++ b/Documentation/devicetree/bindings/iio/temperature/maxim_thermocouple.txt @@ -0,0 +1,21 @@ +Maxim thermocouple support + +* https://datasheets.maximintegrated.com/en/ds/MAX6675.pdf +* https://datasheets.maximintegrated.com/en/ds/MAX31855.pdf + +Required properties: + + - compatible: must be "maxim,max31855" or "maxim,max6675" + - reg: SPI chip select number for the device + - spi-max-frequency: must be 4300000 + - spi-cpha: must be defined for max6675 to enable SPI mode 1 + + Refer to spi/spi-bus.txt for generic SPI slave bindings. + +Example: + + max31855@0 { + compatible = "maxim,max31855"; + reg = <0>; + spi-max-frequency = <4300000>; + }; diff --git a/Documentation/devicetree/bindings/soc/mediatek/auxadc.txt b/Documentation/devicetree/bindings/soc/mediatek/auxadc.txt deleted file mode 100644 index bdb782918a72..000000000000 --- a/Documentation/devicetree/bindings/soc/mediatek/auxadc.txt +++ /dev/null @@ -1,21 +0,0 @@ -MediaTek AUXADC -=============== - -The Auxiliary Analog/Digital Converter (AUXADC) is an ADC found -in some Mediatek SoCs which among other things measures the temperatures -in the SoC. It can be used directly with register accesses, but it is also -used by thermal controller which reads the temperatures from the AUXADC -directly via its own bus interface. See -Documentation/devicetree/bindings/thermal/mediatek-thermal.txt -for the Thermal Controller which holds a phandle to the AUXADC. - -Required properties: -- compatible: Must be "mediatek,mt8173-auxadc" -- reg: Address range of the AUXADC unit - -Example: - -auxadc: auxadc@11001000 { - compatible = "mediatek,mt8173-auxadc"; - reg = <0 0x11001000 0 0x1000>; -}; diff --git a/Documentation/devicetree/bindings/vendor-prefixes.txt b/Documentation/devicetree/bindings/vendor-prefixes.txt index 851e2caf9ae0..77e985f21707 100644 --- a/Documentation/devicetree/bindings/vendor-prefixes.txt +++ b/Documentation/devicetree/bindings/vendor-prefixes.txt @@ -76,6 +76,7 @@ digilent Diglent, Inc. dlg Dialog Semiconductor dlink D-Link Corporation dmo Data Modul AG +domintech Domintech Co., Ltd. dptechnics DPTechnics dragino Dragino Technology Co., Limited ea Embedded Artists AB diff --git a/Documentation/driver-model/devres.txt b/Documentation/driver-model/devres.txt index b0d775d28e97..75bc5b8add2f 100644 --- a/Documentation/driver-model/devres.txt +++ b/Documentation/driver-model/devres.txt @@ -266,8 +266,12 @@ IIO devm_iio_device_unregister() devm_iio_kfifo_allocate() devm_iio_kfifo_free() + devm_iio_triggered_buffer_setup() + devm_iio_triggered_buffer_cleanup() devm_iio_trigger_alloc() devm_iio_trigger_free() + devm_iio_trigger_register() + devm_iio_trigger_unregister() devm_iio_channel_get() devm_iio_channel_release() devm_iio_channel_get_all() |