diff options
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-driver-hid-corsair-void | 38 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/input/goodix,gt7986u-spifw.yaml | 69 |
2 files changed, 107 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-driver-hid-corsair-void b/Documentation/ABI/testing/sysfs-driver-hid-corsair-void new file mode 100644 index 000000000000..83fa625c0025 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-driver-hid-corsair-void @@ -0,0 +1,38 @@ +What: /sys/bus/hid/drivers/hid-corsair-void/<dev>/fw_version_headset +Date: January 2024 +KernelVersion: 6.13 +Contact: Stuart Hayhurst <stuart.a.hayhurst@gmail.com> +Description: (R) The firmware version of the headset + * Returns -ENODATA if no version was reported + +What: /sys/bus/hid/drivers/hid-corsair-void/<dev>/fw_version_receiver +Date: January 2024 +KernelVersion: 6.13 +Contact: Stuart Hayhurst <stuart.a.hayhurst@gmail.com> +Description: (R) The firmware version of the receiver + +What: /sys/bus/hid/drivers/hid-corsair-void/<dev>/microphone_up +Date: July 2023 +KernelVersion: 6.13 +Contact: Stuart Hayhurst <stuart.a.hayhurst@gmail.com> +Description: (R) Get the physical position of the microphone + * 1 -> Microphone up + * 0 -> Microphone down + +What: /sys/bus/hid/drivers/hid-corsair-void/<dev>/send_alert +Date: July 2023 +KernelVersion: 6.13 +Contact: Stuart Hayhurst <stuart.a.hayhurst@gmail.com> +Description: (W) Play a built-in notification from the headset (0 / 1) + +What: /sys/bus/hid/drivers/hid-corsair-void/<dev>/set_sidetone +Date: December 2023 +KernelVersion: 6.13 +Contact: Stuart Hayhurst <stuart.a.hayhurst@gmail.com> +Description: (W) Set the sidetone volume (0 - sidetone_max) + +What: /sys/bus/hid/drivers/hid-corsair-void/<dev>/sidetone_max +Date: July 2024 +KernelVersion: 6.13 +Contact: Stuart Hayhurst <stuart.a.hayhurst@gmail.com> +Description: (R) Report the maximum sidetone volume diff --git a/Documentation/devicetree/bindings/input/goodix,gt7986u-spifw.yaml b/Documentation/devicetree/bindings/input/goodix,gt7986u-spifw.yaml new file mode 100644 index 000000000000..92bd0041feba --- /dev/null +++ b/Documentation/devicetree/bindings/input/goodix,gt7986u-spifw.yaml @@ -0,0 +1,69 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/input/goodix,gt7986u-spifw.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Goodix GT7986U SPI HID Touchscreen + +maintainers: + - Charles Wang <charles.goodix@gmail.com> + +description: | + Supports the Goodix GT7986U touchscreen. + This touch controller reports data packaged according to the HID protocol + over the SPI bus, but it is incompatible with Microsoft's HID-over-SPI protocol. + + NOTE: these bindings are distinct from the bindings used with the + GT7986U when the chip is running I2C firmware. This is because there's + not a single device that talks over both I2C and SPI but rather + distinct touchscreens that happen to be built with the same ASIC but + that are distinct products running distinct firmware. + +allOf: + - $ref: /schemas/spi/spi-peripheral-props.yaml# + +properties: + compatible: + enum: + - goodix,gt7986u-spifw + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + reset-gpios: + maxItems: 1 + + spi-max-frequency: true + +required: + - compatible + - reg + - interrupts + - reset-gpios + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/gpio/gpio.h> + + spi { + #address-cells = <1>; + #size-cells = <0>; + + touchscreen@0 { + compatible = "goodix,gt7986u-spifw"; + reg = <0>; + interrupt-parent = <&gpio>; + interrupts = <25 IRQ_TYPE_LEVEL_LOW>; + reset-gpios = <&gpio1 1 GPIO_ACTIVE_LOW>; + spi-max-frequency = <10000000>; + }; + }; + +... |