Messages in this thread Patch in this message | | | From | Gene Chen <> | Subject | [PATCH v2 1/4] dt-bindings: mfd: Add bindings for the Mediatek MT6360 PMIC | Date | Fri, 19 Jun 2020 19:53:48 +0800 |
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From: Gene Chen <gene_chen@richtek.com>
Add devicetree binding document support Mediatek MT6360 PMIC
Signed-off-by: Gene Chen <gene_chen@richtek.com> --- Documentation/devicetree/bindings/mfd/mt6360.txt | 122 +++++++++++++++++++++++ include/dt-bindings/mfd/mt6360.h | 15 +++ 2 files changed, 137 insertions(+) create mode 100644 Documentation/devicetree/bindings/mfd/mt6360.txt create mode 100644 include/dt-bindings/mfd/mt6360.h
diff --git a/Documentation/devicetree/bindings/mfd/mt6360.txt b/Documentation/devicetree/bindings/mfd/mt6360.txt new file mode 100644 index 0000000..7d7d349 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/mt6360.txt @@ -0,0 +1,122 @@ +MediaTek MT6360 PMIC Driver + +MT6360 is a multifunction device with the following sub modules: +It is interfaced to host controller using I2C interface. +This document describes the binding for PMIC device and its sub module. + +- ADC +- Battery Charger/OTG boost +- Flash LED/RGB LED/moonlight LED +- 2-channel Buck and 6-channel LDO +- USB_PD + +Required properties: +- compatible: Must be "mediatek,mt6360-pmu" +- reg: Specifies the I2C slave address of PMIC block, Must be <0x34> +- interrupts: I2C device IRQ line connected to the main SoC. + +Optional subnodes: +- ADC + Required properties: + - compatible: "mediatek,mt6360-adc" +- battery charger/OTG boost + Required properties: + - compatible: "mediatek,mt6360-chg" +- Flash LED/RGB LED/moonlight LED + Required properties: + - compatible: "mediatek,mt6360-led" +- 2-channel Buck and 6-channel LDO + Required properties: + - compatible: "mediatek,mt6360-regulator" +- USB_PD + Required properties: + - compatible: "mediatek,mt6360-tcpc" + +Example: + + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/mfd/mt6360.h> + + mt6360@34 { + compatible = "mediatek,mt6360"; + reg = <0x34>; + wakeup-source; + interrupts-extended = <&gpio26 0 IRQ_TYPE_LEVEL_LOW>; + interrupt-names = "IRQB"; + interrupt-controller; + #interrupt-cells = <1>; + adc { + compatible = "mediatek,mt6360-adc"; + #io-channel-cells = <1>; + }; + regulator { + compatible = "mediatek,mt6360-regulator"; + LDO_VIN3-supply = <&BUCK2>; + buck1 { + regulator-compatible = "BUCK1"; + regulator-name = "mt6360,buck1"; + regulator-min-microvolt = <300000>; + regulator-max-microvolt = <1300000>; + regulator-allowed-modes = <MT6360_OPMODE_NORMAL + MT6360_OPMODE_LP + MT6360_OPMODE_ULP>; + }; + BUCK2: buck2 { + regulator-compatible = "BUCK2"; + regulator-name = "mt6360,buck2"; + regulator-min-microvolt = <300000>; + regulator-max-microvolt = <1300000>; + regulator-allowed-modes = <MT6360_OPMODE_NORMAL + MT6360_OPMODE_LP + MT6360_OPMODE_ULP>; + }; + ldo6 { + regulator-compatible = "LDO6"; + regulator-name = "mt6360,ldo6"; + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <2100000>; + regulator-allowed-modes = <MT6360_OPMODE_NORMAL + MT6360_OPMODE_LP>; + }; + ldo7 { + regulator-compatible = "LDO7"; + regulator-name = "mt6360,ldo7"; + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <2100000>; + regulator-allowed-modes = <MT6360_OPMODE_NORMAL + MT6360_OPMODE_LP>; + }; + ldo1 { + regulator-compatible = "LDO1"; + regulator-name = "mt6360,ldo1"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <3600000>; + regulator-allowed-modes = <MT6360_OPMODE_NORMAL + MT6360_OPMODE_LP>; + }; + ldo2 { + regulator-compatible = "LDO2"; + regulator-name = "mt6360,ldo2"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <3600000>; + regulator-allowed-modes = <MT6360_OPMODE_NORMAL + MT6360_OPMODE_LP>; + }; + ldo3 { + regulator-compatible = "LDO3"; + regulator-name = "mt6360,ldo3"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <3600000>; + regulator-allowed-modes = <MT6360_OPMODE_NORMAL + MT6360_OPMODE_LP>; + }; + ldo5 { + regulator-compatible = "LDO5"; + regulator-name = "mt6360,ldo5"; + regulator-min-microvolt = <2700000>; + regulator-max-microvolt = <3600000>; + regulator-allowed-modes = <MT6360_OPMODE_NORMAL + MT6360_OPMODE_LP>; + }; + }; + }; diff --git a/include/dt-bindings/mfd/mt6360.h b/include/dt-bindings/mfd/mt6360.h new file mode 100644 index 0000000..6368388 --- /dev/null +++ b/include/dt-bindings/mfd/mt6360.h @@ -0,0 +1,15 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * This header provides macros for MT6360 device bindings. + * + * Copyright (c) 2020 Mediatek Inc. + */ + +#ifndef __DT_BINDINGS_MT6360_H__ +#define __DT_BINDINGS_MT6360_H__ + +#define MT6360_OPMODE_LP (2) +#define MT6360_OPMODE_ULP (3) +#define MT6360_OPMODE_NORMAL (0) + +#endif /* __DT_BINDINGS_MT6360_H__ */ -- 2.7.4
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