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https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
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81fec13be9
The Maxim MAX77759 is a companion PMIC for USB Type-C applications and includes Battery Charger, Fuel Gauge, temperature sensors, USB Type-C Port Controller (TCPC), NVMEM, and a GPIO expander. This describes the top-level device. Signed-off-by: André Draszik <andre.draszik@linaro.org> Reviewed-by: "Rob Herring (Arm)" <robh@kernel.org> Link: https://lore.kernel.org/r/20250325-max77759-mfd-v6-3-c0870ca662ba@linaro.org Signed-off-by: Lee Jones <lee@kernel.org>
100 lines
2.2 KiB
YAML
100 lines
2.2 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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$id: http://devicetree.org/schemas/mfd/maxim,max77759.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Maxim Integrated MAX77759 PMIC for USB Type-C applications
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maintainers:
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- André Draszik <andre.draszik@linaro.org>
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description: |
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This is a part of device tree bindings for the MAX77759 companion Power
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Management IC for USB Type-C applications.
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The MAX77759 includes Battery Charger, Fuel Gauge, temperature sensors, USB
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Type-C Port Controller (TCPC), NVMEM, and a GPIO expander.
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properties:
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compatible:
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const: maxim,max77759
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interrupts:
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maxItems: 1
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interrupt-controller: true
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"#interrupt-cells":
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const: 2
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reg:
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maxItems: 1
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gpio:
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$ref: /schemas/gpio/maxim,max77759-gpio.yaml
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nvmem-0:
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$ref: /schemas/nvmem/maxim,max77759-nvmem.yaml
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required:
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- compatible
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- interrupts
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- reg
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/interrupt-controller/irq.h>
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i2c {
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#address-cells = <1>;
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#size-cells = <0>;
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pmic@66 {
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compatible = "maxim,max77759";
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reg = <0x66>;
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interrupts-extended = <&gpa8 3 IRQ_TYPE_LEVEL_LOW>;
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interrupt-controller;
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#interrupt-cells = <2>;
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gpio {
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compatible = "maxim,max77759-gpio";
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gpio-controller;
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#gpio-cells = <2>;
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interrupt-controller;
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#interrupt-cells = <2>;
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};
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nvmem-0 {
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compatible = "maxim,max77759-nvmem";
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nvmem-layout {
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compatible = "fixed-layout";
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#address-cells = <1>;
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#size-cells = <1>;
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reboot-mode@0 {
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reg = <0x0 0x4>;
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};
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boot-reason@4 {
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reg = <0x4 0x4>;
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};
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shutdown-user-flag@8 {
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reg = <0x8 0x1>;
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};
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rsoc@10 {
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reg = <0xa 0x2>;
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};
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};
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};
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};
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};
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