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authorLinus Torvalds <torvalds@linux-foundation.org>2021-11-03 08:22:13 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2021-11-03 08:22:13 +0300
commitdcd68326d29b62f3039e4f4d23d3e38f24d37360 (patch)
treeb02e363257d2362dc29b251ae2e23efaf598cb07 /Documentation/devicetree/bindings/input/elan,ekth3000.yaml
parent624ad333d49e136c54a342ce0009a05b439616be (diff)
parent4c7a7d5086cd0f9ce22bb3df86604576d0604db5 (diff)
downloadlinux-dcd68326d29b62f3039e4f4d23d3e38f24d37360.tar.xz
Merge tag 'devicetree-for-5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux
Pull devicetree updates from Rob Herring: - Convert /reserved-memory bindings to schemas - Convert a bunch of NFC bindings to schemas - Convert bindings to schema: Xilinx USB, Freescale DDR controller, Arm CCI-400, UBlox Neo-6M, 1-Wire GPIO, MSI controller, ASpeed LPC, OMAP and Inside-Secure HWRNG, register-bit-led, OV5640, Silead GSL1680, Elan ekth3000, Marvell bluetooth, TI wlcore, TI bluetooth, ESP ESP8089, tlm,trusted-foundations, Microchip cap11xx, Ralink SoCs and boards, and TI sysc - New binding schemas for: msi-ranges, Aspeed UART routing controller, palmbus, Xylon LogiCVC display controller, Mediatek's MT7621 SDRAM memory controller, and Apple M1 PCIe host - Run schema checks for %.dtb targets - Improve build time when using DT_SCHEMA_FILES - Improve error message when dtschema is not found - Various doc reference fixes in MAINTAINERS - Convert architectures to common CPU h/w ID parsing function of_get_cpu_hwid(). - Allow for empty NUMA node IDs which may be hotplugged - Cleanup of __fdt_scan_reserved_mem() - Constify device_node parameters - Update dtc to upstream v1.6.1-19-g0a3a9d3449c8. Adds new checks 'node_name_vs_property_name' and 'interrupt_map'. - Enable dtc 'unit_address_format' warning by default - Fix unittest EXPECT text for gpio hog errors * tag 'devicetree-for-5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux: (97 commits) dt-bindings: net: ti,bluetooth: Document default max-speed dt-bindings: pci: rcar-pci-ep: Document r8a7795 dt-bindings: net: qcom,ipa: IPA does support up to two iommus of/fdt: Remove of_scan_flat_dt() usage for __fdt_scan_reserved_mem() of: unittest: document intentional interrupt-map provider build warning of: unittest: fix EXPECT text for gpio hog errors of/unittest: Disable new dtc node_name_vs_property_name and interrupt_map warnings scripts/dtc: Update to upstream version v1.6.1-19-g0a3a9d3449c8 dt-bindings: arm: firmware: tlm,trusted-foundations: Convert txt bindings to yaml dt-bindings: display: tilcd: Fix endpoint addressing in example dt-bindings: input: microchip,cap11xx: Convert txt bindings to yaml dt-bindings: ufs: exynos-ufs: add exynosautov9 compatible dt-bindings: ufs: exynos-ufs: add io-coherency property dt-bindings: mips: convert Ralink SoCs and boards to schema dt-bindings: display: xilinx: Fix example with psgtr dt-bindings: net: nfc: nxp,pn544: Convert txt bindings to yaml dt-bindings: Add a help message when dtschema tools are missing dt-bindings: bus: ti-sysc: Update to use yaml binding dt-bindings: sram: Allow numbers in sram region node name dt-bindings: display: Document the Xylon LogiCVC display controller ...
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+# SPDX-License-Identifier: (GPL-2.0-only or BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/input/elan,ekth3000.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Elantech I2C Touchpad
+
+maintainers:
+ - Dmitry Torokhov <dmitry.torokhov@gmail.com>
+
+allOf:
+ - $ref: touchscreen/touchscreen.yaml#
+
+properties:
+ compatible:
+ const: elan,ekth3000
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ wakeup-source:
+ type: boolean
+ description: touchpad can be used as a wakeup source
+
+ vcc-supply:
+ description: a phandle for the regulator supplying 3.3V power
+
+ elan,trackpoint:
+ type: boolean
+ description: touchpad can support a trackpoint
+
+ elan,clickpad:
+ type: boolean
+ description: touchpad is a clickpad (the entire surface is a button)
+
+ elan,middle-button:
+ type: boolean
+ description: touchpad has a physical middle button
+
+ elan,x_traces:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ description: number of antennas on the x axis
+
+ elan,y_traces:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ description: number of antennas on the y axis
+
+ touchscreen-size-x: true
+
+ touchscreen-size-y: true
+
+ touchscreen-x-mm: true
+
+ touchscreen-y-mm: true
+
+required:
+ - compatible
+ - reg
+ - interrupts
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ touchpad@15 {
+ compatible = "elan,ekth3000";
+ reg = <0x15>;
+ interrupt-parent = <&gpio4>;
+ interrupts = <0x0 IRQ_TYPE_EDGE_FALLING>;
+ wakeup-source;
+ };
+ };