Add device tree binding for the Maxim MAX77759 companion PMIC for USB Type-C applications. The MAX77759 includes Battery Charger, Fuel Gauge, temperature sensors, USB Type-C Port Controller (TCPC), NVMEM, and a GPIO expander. This describes the core mfd device. Signed-off-by: André Draszik <andre.draszik@xxxxxxxxxx> --- .../devicetree/bindings/mfd/maxim,max77759.yaml | 104 +++++++++++++++++++++ MAINTAINERS | 6 ++ 2 files changed, 110 insertions(+) diff --git a/Documentation/devicetree/bindings/mfd/maxim,max77759.yaml b/Documentation/devicetree/bindings/mfd/maxim,max77759.yaml new file mode 100644 index 000000000000..1efb841289fb --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/maxim,max77759.yaml @@ -0,0 +1,104 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mfd/maxim,max77759.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Maxim Integrated MAX77759 PMIC for USB Type-C applications + +maintainers: + - André Draszik <andre.draszik@xxxxxxxxxx> + +description: | + This is a part of device tree bindings for the MAX77759 companion Power + Management IC for USB Type-C applications. + + The MAX77759 includes Battery Charger, Fuel Gauge, temperature sensors, USB + Type-C Port Controller (TCPC), NVMEM, and a GPIO expander. + +properties: + compatible: + const: maxim,max77759 + + interrupts: + maxItems: 1 + + interrupt-controller: true + + "#interrupt-cells": + const: 2 + + gpio-controller: true + + "#gpio-cells": + const: 2 + + gpio: + $ref: /schemas/gpio/maxim,max77759-gpio.yaml + + reg: + maxItems: 1 + + pmic-nvmem: + $ref: /schemas/nvmem/maxim,max77759-nvmem.yaml + +required: + - compatible + - interrupts + - reg + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + pmic@66 { + compatible = "maxim,max77759"; + reg = <0x66>; + interrupts-extended = <&gpa8 3 IRQ_TYPE_LEVEL_LOW>; + + interrupt-controller; + #interrupt-cells = <2>; + + gpio { + compatible = "maxim,max77759-gpio"; + + gpio-controller; + #gpio-cells = <2>; + + interrupt-controller; + #interrupt-cells = <2>; + }; + + pmic-nvmem { + compatible = "maxim,max77759-nvmem"; + + nvmem-layout { + compatible = "fixed-layout"; + #address-cells = <1>; + #size-cells = <1>; + + reboot-mode@0 { + reg = <0x0 0x4>; + }; + + boot-reason@4 { + reg = <0x4 0x4>; + }; + + shutdown-user-flag@8 { + reg = <0x8 0x1>; + }; + + rsoc@10 { + reg = <0xa 0x2>; + }; + }; + }; + }; + }; diff --git a/MAINTAINERS b/MAINTAINERS index f076360ce3c6..f2c19a1b4c05 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -14322,6 +14322,12 @@ F: Documentation/devicetree/bindings/mfd/maxim,max77714.yaml F: drivers/mfd/max77714.c F: include/linux/mfd/max77714.h +MAXIM MAX77759 PMIC MFD DRIVER +M: André Draszik <andre.draszik@xxxxxxxxxx> +L: linux-kernel@xxxxxxxxxxxxxxx +S: Maintained +F: Documentation/devicetree/bindings/*/maxim,max77759*.yaml + MAXIM MAX77802 PMIC REGULATOR DEVICE DRIVER M: Javier Martinez Canillas <javier@xxxxxxxxxxxx> L: linux-kernel@xxxxxxxxxxxxxxx -- 2.48.1.658.g4767266eb4-goog
