From: James Ogletree <james.ogletree@xxxxxxxxxx> The CS40L50 is a haptic driver with waveform memory, integrated DSP, and closed-loop algorithms. Add a YAML DT binding document for this device. Signed-off-by: James Ogletree <james.ogletree@xxxxxxxxxx> --- .../bindings/input/cirrus,cs40l50.yaml | 70 +++++++++++++++++++ MAINTAINERS | 8 +++ 2 files changed, 78 insertions(+) create mode 100644 Documentation/devicetree/bindings/input/cirrus,cs40l50.yaml diff --git a/Documentation/devicetree/bindings/input/cirrus,cs40l50.yaml b/Documentation/devicetree/bindings/input/cirrus,cs40l50.yaml new file mode 100644 index 000000000000..6a5bdafed56b --- /dev/null +++ b/Documentation/devicetree/bindings/input/cirrus,cs40l50.yaml @@ -0,0 +1,70 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/input/cirrus,cs40l50.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Cirrus Logic CS40L50 Advanced Haptic Driver + +maintainers: + - James Ogletree <james.ogletree@xxxxxxxxxx> + +description: + CS40L50 is a haptic driver with waveform memory, + integrated DSP, and closed-loop algorithms. + +properties: + compatible: + enum: + - cirrus,cs40l50 + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + reset-gpios: + maxItems: 1 + + va-supply: + description: Power supply for internal analog circuits. + + vp-supply: + description: Power supply for always-on circuits. + + vio-supply: + description: Power supply for digital input/output. + + vamp-supply: + description: Power supply for the Class D amplifier. + +required: + - compatible + - reg + - interrupts + - reset-gpios + - vp-supply + - vio-supply + +additionalProperties: false + +examples: + - | + #include <dt-bindings/gpio/gpio.h> + #include <dt-bindings/interrupt-controller/irq.h> + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + haptic-driver@34 { + compatible = "cirrus,cs40l50"; + reg = <0x34>; + interrupt-parent = <&gpio>; + interrupts = <113 IRQ_TYPE_LEVEL_LOW>; + reset-gpios = <&gpio 112 GPIO_ACTIVE_LOW>; + vp-supply = <&vreg>; + vio-supply = <&vreg>; + }; + }; diff --git a/MAINTAINERS b/MAINTAINERS index 046ff06ff97f..28f0ca9324b3 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -4963,6 +4963,14 @@ F: sound/pci/hda/cs* F: sound/pci/hda/hda_cs_dsp_ctl.* F: sound/soc/codecs/cs* +CIRRUS LOGIC HAPTIC DRIVERS +M: James Ogletree <james.ogletree@xxxxxxxxxx> +M: Fred Treven <fred.treven@xxxxxxxxxx> +M: Ben Bright <ben.bright@xxxxxxxxxx> +L: patches@xxxxxxxxxxxxxxxxxxxxx +S: Supported +F: Documentation/devicetree/bindings/input/cirrus,cs40l50.yaml + CIRRUS LOGIC DSP FIRMWARE DRIVER M: Simon Trimmer <simont@xxxxxxxxxxxxxxxxxxxxx> M: Charles Keepax <ckeepax@xxxxxxxxxxxxxxxxxxxxx> -- 2.25.1
