1013db96dSKrzysztof Kozlowski# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause 2013db96dSKrzysztof Kozlowski%YAML 1.2 3013db96dSKrzysztof Kozlowski--- 4013db96dSKrzysztof Kozlowski$id: http://devicetree.org/schemas/mfd/maxim,max77686.yaml# 5013db96dSKrzysztof Kozlowski$schema: http://devicetree.org/meta-schemas/core.yaml# 6013db96dSKrzysztof Kozlowski 7013db96dSKrzysztof Kozlowskititle: Maxim MAX77686 Power Management IC 8013db96dSKrzysztof Kozlowski 9013db96dSKrzysztof Kozlowskimaintainers: 10013db96dSKrzysztof Kozlowski - Chanwoo Choi <cw00.choi@samsung.com> 11*8a1e6bb3SKrzysztof Kozlowski - Krzysztof Kozlowski <krzk@kernel.org> 12013db96dSKrzysztof Kozlowski 13013db96dSKrzysztof Kozlowskidescription: | 14013db96dSKrzysztof Kozlowski This is a part of device tree bindings for Maxim MAX77686 Power Management 15013db96dSKrzysztof Kozlowski Integrated Circuit (PMIC). 16013db96dSKrzysztof Kozlowski 17013db96dSKrzysztof Kozlowski The Maxim MAX77686 is a Power Management IC which includes voltage and 18013db96dSKrzysztof Kozlowski current regulators, RTC and clock outputs. 19013db96dSKrzysztof Kozlowski 20013db96dSKrzysztof Kozlowski The MAX77686 provides three 32.768khz clock outputs that can be controlled 21013db96dSKrzysztof Kozlowski (gated/ungated) over I2C. The clock IDs are defined as preprocessor macros 22013db96dSKrzysztof Kozlowski in dt-bindings/clock/maxim,max77686.h. 23013db96dSKrzysztof Kozlowski 24013db96dSKrzysztof Kozlowskiproperties: 25013db96dSKrzysztof Kozlowski compatible: 26013db96dSKrzysztof Kozlowski const: maxim,max77686 27013db96dSKrzysztof Kozlowski 28013db96dSKrzysztof Kozlowski '#clock-cells': 29013db96dSKrzysztof Kozlowski const: 1 30013db96dSKrzysztof Kozlowski 31013db96dSKrzysztof Kozlowski interrupts: 32013db96dSKrzysztof Kozlowski maxItems: 1 33013db96dSKrzysztof Kozlowski 34013db96dSKrzysztof Kozlowski reg: 35013db96dSKrzysztof Kozlowski maxItems: 1 36013db96dSKrzysztof Kozlowski 37013db96dSKrzysztof Kozlowski voltage-regulators: 38013db96dSKrzysztof Kozlowski $ref: ../regulator/maxim,max77686.yaml 39013db96dSKrzysztof Kozlowski description: 40013db96dSKrzysztof Kozlowski List of child nodes that specify the regulators. 41013db96dSKrzysztof Kozlowski 42013db96dSKrzysztof Kozlowski wakeup-source: true 43013db96dSKrzysztof Kozlowski 44013db96dSKrzysztof Kozlowskirequired: 45013db96dSKrzysztof Kozlowski - compatible 46013db96dSKrzysztof Kozlowski - '#clock-cells' 47013db96dSKrzysztof Kozlowski - reg 48013db96dSKrzysztof Kozlowski 49013db96dSKrzysztof KozlowskiadditionalProperties: false 50013db96dSKrzysztof Kozlowski 51013db96dSKrzysztof Kozlowskiexamples: 52013db96dSKrzysztof Kozlowski - | 53013db96dSKrzysztof Kozlowski #include <dt-bindings/gpio/gpio.h> 54013db96dSKrzysztof Kozlowski #include <dt-bindings/interrupt-controller/irq.h> 55013db96dSKrzysztof Kozlowski 56013db96dSKrzysztof Kozlowski i2c { 57013db96dSKrzysztof Kozlowski #address-cells = <1>; 58013db96dSKrzysztof Kozlowski #size-cells = <0>; 59013db96dSKrzysztof Kozlowski 60013db96dSKrzysztof Kozlowski max77686: pmic@9 { 61013db96dSKrzysztof Kozlowski compatible = "maxim,max77686"; 62013db96dSKrzysztof Kozlowski reg = <0x09>; 63013db96dSKrzysztof Kozlowski 64013db96dSKrzysztof Kozlowski interrupt-parent = <&gpx0>; 65013db96dSKrzysztof Kozlowski interrupts = <7 IRQ_TYPE_LEVEL_LOW>; 66013db96dSKrzysztof Kozlowski pinctrl-0 = <&max77686_irq>; 67013db96dSKrzysztof Kozlowski pinctrl-names = "default"; 68013db96dSKrzysztof Kozlowski wakeup-source; 69013db96dSKrzysztof Kozlowski #clock-cells = <1>; 70013db96dSKrzysztof Kozlowski 71013db96dSKrzysztof Kozlowski voltage-regulators { 72013db96dSKrzysztof Kozlowski LDO1 { 73013db96dSKrzysztof Kozlowski regulator-name = "VALIVE_1.0V_AP"; 74013db96dSKrzysztof Kozlowski regulator-min-microvolt = <1000000>; 75013db96dSKrzysztof Kozlowski regulator-max-microvolt = <1000000>; 76013db96dSKrzysztof Kozlowski regulator-always-on; 77013db96dSKrzysztof Kozlowski }; 78013db96dSKrzysztof Kozlowski 79013db96dSKrzysztof Kozlowski LDO2 { 80013db96dSKrzysztof Kozlowski regulator-name = "VM1M2_1.2V_AP"; 81013db96dSKrzysztof Kozlowski regulator-min-microvolt = <1200000>; 82013db96dSKrzysztof Kozlowski regulator-max-microvolt = <1200000>; 83013db96dSKrzysztof Kozlowski regulator-always-on; 84013db96dSKrzysztof Kozlowski regulator-state-mem { 85013db96dSKrzysztof Kozlowski regulator-on-in-suspend; 86013db96dSKrzysztof Kozlowski }; 87013db96dSKrzysztof Kozlowski }; 88013db96dSKrzysztof Kozlowski 89013db96dSKrzysztof Kozlowski // ... 90013db96dSKrzysztof Kozlowski 91013db96dSKrzysztof Kozlowski LDO22 { 92013db96dSKrzysztof Kozlowski regulator-name = "VMEM_VDD_2.8V"; 93013db96dSKrzysztof Kozlowski regulator-min-microvolt = <2800000>; 94013db96dSKrzysztof Kozlowski regulator-max-microvolt = <2800000>; 95013db96dSKrzysztof Kozlowski maxim,ena-gpios = <&gpk0 2 GPIO_ACTIVE_HIGH>; 96013db96dSKrzysztof Kozlowski }; 97013db96dSKrzysztof Kozlowski 98013db96dSKrzysztof Kozlowski // ... 99013db96dSKrzysztof Kozlowski 100013db96dSKrzysztof Kozlowski BUCK1 { 101013db96dSKrzysztof Kozlowski regulator-name = "VDD_MIF"; 102013db96dSKrzysztof Kozlowski regulator-min-microvolt = <850000>; 103013db96dSKrzysztof Kozlowski regulator-max-microvolt = <1100000>; 104013db96dSKrzysztof Kozlowski regulator-always-on; 105013db96dSKrzysztof Kozlowski regulator-boot-on; 106013db96dSKrzysztof Kozlowski regulator-state-mem { 107013db96dSKrzysztof Kozlowski regulator-off-in-suspend; 108013db96dSKrzysztof Kozlowski }; 109013db96dSKrzysztof Kozlowski }; 110013db96dSKrzysztof Kozlowski 111013db96dSKrzysztof Kozlowski BUCK2 { 112013db96dSKrzysztof Kozlowski regulator-name = "VDD_ARM"; 113013db96dSKrzysztof Kozlowski regulator-min-microvolt = <850000>; 114013db96dSKrzysztof Kozlowski regulator-max-microvolt = <1500000>; 115013db96dSKrzysztof Kozlowski regulator-always-on; 116013db96dSKrzysztof Kozlowski regulator-boot-on; 117013db96dSKrzysztof Kozlowski regulator-state-mem { 118013db96dSKrzysztof Kozlowski regulator-on-in-suspend; 119013db96dSKrzysztof Kozlowski }; 120013db96dSKrzysztof Kozlowski }; 121013db96dSKrzysztof Kozlowski 122013db96dSKrzysztof Kozlowski // ... 123013db96dSKrzysztof Kozlowski 124013db96dSKrzysztof Kozlowski BUCK9 { 125013db96dSKrzysztof Kozlowski regulator-name = "CAM_ISP_CORE_1.2V"; 126013db96dSKrzysztof Kozlowski regulator-min-microvolt = <1000000>; 127013db96dSKrzysztof Kozlowski regulator-max-microvolt = <1200000>; 128013db96dSKrzysztof Kozlowski maxim,ena-gpios = <&gpm0 3 GPIO_ACTIVE_HIGH>; 129013db96dSKrzysztof Kozlowski }; 130013db96dSKrzysztof Kozlowski }; 131013db96dSKrzysztof Kozlowski }; 132013db96dSKrzysztof Kozlowski }; 133