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https://github.com/edk2-porting/linux-next.git
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4784adc69a
This fixes some problems that caused build errors in the lgm-io schema file: - No "bindings" infix in the schema id - Move the allOf inclusion for pinconf and pinmux nodes into the patternProperties for the -pins node - We want "groups" not "group" to be compulsory for a pinmux node blended with a pin config node. - Fix the generic pinmux-schema to list "groups" rather than "group" for a pinmux node, this might have led to some confusion. This is a first user of the generic schema so a bit of a bumpy road. Cc: Rob Herring <robh+dt@kernel.org> Cc: Rahul Tanwar <rahul.tanwar@linux.intel.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
76 lines
1.6 KiB
YAML
76 lines
1.6 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/pinctrl/intel,lgm-io.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Intel Lightning Mountain SoC pinmux & GPIO controller binding
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maintainers:
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- Rahul Tanwar <rahul.tanwar@linux.intel.com>
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description: |
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Pinmux & GPIO controller controls pin multiplexing & configuration including
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GPIO function selection & GPIO attributes configuration.
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properties:
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compatible:
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const: intel,lgm-io
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reg:
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maxItems: 1
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# Client device subnode's properties
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patternProperties:
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'-pins$':
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type: object
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allOf:
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- $ref: pincfg-node.yaml#
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- $ref: pinmux-node.yaml#
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description:
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Pinctrl node's client devices use subnodes for desired pin configuration.
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Client device subnodes use below standard properties.
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properties:
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function: true
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groups: true
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pins: true
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pinmux: true
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bias-pull-up: true
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bias-pull-down: true
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drive-strength: true
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slew-rate: true
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drive-open-drain: true
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output-enable: true
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required:
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- function
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- groups
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additionalProperties: false
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required:
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- compatible
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- reg
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additionalProperties: false
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examples:
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# Pinmux controller node
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- |
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pinctrl: pinctrl@e2880000 {
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compatible = "intel,lgm-io";
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reg = <0xe2880000 0x100000>;
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uart0-pins {
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pins = <64>, /* UART_RX0 */
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<65>; /* UART_TX0 */
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function = "CONSOLE_UART0";
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pinmux = <1>,
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<1>;
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groups = "CONSOLE_UART0";
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};
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};
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...
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