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| -rw-r--r-- | Documentation/devicetree/bindings/mfd/max77650.txt | 46 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/mfd/max77650.yaml | 149 |
2 files changed, 149 insertions, 46 deletions
diff --git a/Documentation/devicetree/bindings/mfd/max77650.txt b/Documentation/devicetree/bindings/mfd/max77650.txt deleted file mode 100644 index b529d8d19335..000000000000 --- a/Documentation/devicetree/bindings/mfd/max77650.txt +++ /dev/null @@ -1,46 +0,0 @@ -MAX77650 ultra low-power PMIC from Maxim Integrated. - -Required properties: -------------------- -- compatible: Must be "maxim,max77650" -- reg: I2C device address. -- interrupts: The interrupt on the parent the controller is - connected to. -- interrupt-controller: Marks the device node as an interrupt controller. -- #interrupt-cells: Must be <2>. - -- gpio-controller: Marks the device node as a gpio controller. -- #gpio-cells: Must be <2>. The first cell is the pin number and - the second cell is used to specify the gpio active - state. - -Optional properties: --------------------- -gpio-line-names: Single string containing the name of the GPIO line. - -The GPIO-controller module is represented as part of the top-level PMIC -node. The device exposes a single GPIO line. - -For device-tree bindings of other sub-modules (regulator, power supply, -LEDs and onkey) refer to the binding documents under the respective -sub-system directories. - -For more details on GPIO bindings, please refer to the generic GPIO DT -binding document <devicetree/bindings/gpio/gpio.txt>. - -Example: --------- - - pmic@48 { - compatible = "maxim,max77650"; - reg = <0x48>; - - interrupt-controller; - interrupt-parent = <&gpio2>; - #interrupt-cells = <2>; - interrupts = <3 IRQ_TYPE_LEVEL_LOW>; - - gpio-controller; - #gpio-cells = <2>; - gpio-line-names = "max77650-charger"; - }; diff --git a/Documentation/devicetree/bindings/mfd/max77650.yaml b/Documentation/devicetree/bindings/mfd/max77650.yaml new file mode 100644 index 000000000000..4a70f875a6eb --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/max77650.yaml @@ -0,0 +1,149 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mfd/max77650.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: MAX77650 ultra low-power PMIC from Maxim Integrated. + +maintainers: + - Bartosz Golaszewski <bgolaszewski@baylibre.com> + +description: | + MAX77650 is an ultra-low power PMIC providing battery charging and power + supply for low-power IoT and wearable applications. + + The GPIO-controller module is represented as part of the top-level PMIC + node. The device exposes a single GPIO line. + + For device-tree bindings of other sub-modules (regulator, power supply, + LEDs and onkey) refer to the binding documents under the respective + sub-system directories. + +properties: + compatible: + const: maxim,max77650 + + reg: + description: + I2C device address. + maxItems: 1 + + interrupts: + maxItems: 1 + + interrupt-controller: true + + "#interrupt-cells": + const: 2 + description: + The first cell is the IRQ number, the second cell is the trigger type. + + gpio-controller: true + + "#gpio-cells": + const: 2 + description: + The first cell is the pin number and the second cell is used to specify + the gpio active state. + + gpio-line-names: + maxItems: 1 + description: + Single string containing the name of the GPIO line. + + regulators: + $ref: ../regulator/max77650-regulator.yaml + + charger: + $ref: ../power/supply/max77650-charger.yaml + + leds: + $ref: ../leds/leds-max77650.yaml + + onkey: + $ref: ../input/max77650-onkey.yaml + +required: + - compatible + - reg + - interrupts + - interrupt-controller + - "#interrupt-cells" + - gpio-controller + - "#gpio-cells" + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/input/linux-event-codes.h> + i2c { + #address-cells = <1>; + #size-cells = <0>; + + pmic@48 { + compatible = "maxim,max77650"; + reg = <0x48>; + + interrupt-controller; + interrupt-parent = <&gpio2>; + #interrupt-cells = <2>; + interrupts = <3 IRQ_TYPE_LEVEL_LOW>; + + gpio-controller; + #gpio-cells = <2>; + gpio-line-names = "max77650-charger"; + + regulators { + compatible = "maxim,max77650-regulator"; + + max77650_ldo: regulator@0 { + regulator-compatible = "ldo"; + regulator-name = "max77650-ldo"; + regulator-min-microvolt = <1350000>; + regulator-max-microvolt = <2937500>; + }; + + max77650_sbb0: regulator@1 { + regulator-compatible = "sbb0"; + regulator-name = "max77650-sbb0"; + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <1587500>; + }; + }; + + charger { + compatible = "maxim,max77650-charger"; + input-voltage-min-microvolt = <4200000>; + input-current-limit-microamp = <285000>; + }; + + leds { + compatible = "maxim,max77650-led"; + #address-cells = <1>; + #size-cells = <0>; + + led@0 { + reg = <0>; + label = "blue:usr0"; + }; + + led@1 { + reg = <1>; + label = "red:usr1"; + linux,default-trigger = "heartbeat"; + }; + + led@2 { + reg = <2>; + label = "green:usr2"; + }; + }; + + onkey { + compatible = "maxim,max77650-onkey"; + linux,code = <KEY_END>; + maxim,onkey-slide; + }; + }; + }; |