Add bindings for TI TMAG5273. Signed-off-by: Gerald Loacker <gerald.loacker@xxxxxxxxxxxxxx> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> --- Changes in v5: - no changes Changes in v4: - no changes Changes in v3: - dropped quotes from strings Changes in v2: - Removed nodename - Changed angle-enable to angle-measurement and used strings - Added interrupts - Removed vcc-supply from required properties - Changed i2c-0 to i2c in examples .../iio/magnetometer/ti,tmag5273.yaml | 75 +++++++++++++++++++ MAINTAINERS | 6 ++ 2 files changed, 81 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/magnetometer/ti,tmag5273.yaml diff --git a/Documentation/devicetree/bindings/iio/magnetometer/ti,tmag5273.yaml b/Documentation/devicetree/bindings/iio/magnetometer/ti,tmag5273.yaml new file mode 100644 index 000000000000..121d540b7b6e --- /dev/null +++ b/Documentation/devicetree/bindings/iio/magnetometer/ti,tmag5273.yaml @@ -0,0 +1,75 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/magnetometer/ti,tmag5273.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: TI TMAG5273 Low-Power Linear 3D Hall-Effect Sensor + +maintainers: + - Gerald Loacker <gerald.loacker@xxxxxxxxxxxxxx> + +description: + The TI TMAG5273 is a low-power linear 3D Hall-effect sensor. This device + integrates three independent Hall-effect sensors in the X, Y, and Z axes. + The device has an integrated temperature sensor available. The TMAG5273 + can be configured through the I2C interface to enable any combination of + magnetic axes and temperature measurements. An integrated angle calculation + engine (CORDIC) provides full 360° angular position information for both + on-axis and off-axis angle measurement topologies. The angle calculation is + performed using two user-selected magnetic axes. + +properties: + compatible: + const: ti,tmag5273 + + reg: + maxItems: 1 + + "#io-channel-cells": + const: 1 + + ti,angle-measurement: + $ref: /schemas/types.yaml#/definitions/string + description: + Enables angle measurement in the selected plane. + If not specified, "x-y" will be anables as default. + enum: + - off + - x-y + - y-z + - x-z + + vcc-supply: + description: + A regulator providing 1.7 V to 3.6 V supply voltage on the VCC pin, + typically 3.3 V. + + interrupts: + description: + The low active interrupt can be configured to be fixed width or latched. + Interrupt events can be configured to be generated from magnetic + thresholds or when a conversion is completed. + maxItems: 1 + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + magnetometer@35 { + compatible = "ti,tmag5273"; + reg = <0x35>; + #io-channel-cells = <1>; + ti,angle-measurement = "x-z"; + vcc-supply = <&vcc3v3>; + }; + }; +... diff --git a/MAINTAINERS b/MAINTAINERS index cf0f18502372..ea7acec52f8b 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -20613,6 +20613,12 @@ L: alsa-devel@xxxxxxxxxxxxxxxx (moderated for non-subscribers) S: Odd Fixes F: sound/soc/codecs/tas571x* +TI TMAG5273 MAGNETOMETER DRIVER +M: Gerald Loacker <gerald.loacker@xxxxxxxxxxxxxx> +L: linux-iio@xxxxxxxxxxxxxxx +S: Maintained +F: Documentation/devicetree/bindings/iio/magnetometer/ti,tmag5273.yaml + TI TRF7970A NFC DRIVER M: Mark Greer <mgreer@xxxxxxxxxxxxxxx> L: linux-wireless@xxxxxxxxxxxxxxx -- 2.37.2
