arch/arm64/boot/dts/google/gs101-raviole-battery.dtsi

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Battery device tree entries specific to raviole
 *
 * Copyright 2020 Google,LLC
 *
 */

#include <dt-bindings/interrupt-controller/irq.h>

/ {
	fragment@battery {
		target-path = "/";
		__overlay__ {

			google_battery: google,battery {
				status = "okay";
				compatible = "google,battery";
				google,fg-psy-name = "maxfg";

				/* charge table */
				google,chg-temp-limits = <0 100 200 420 460 480 550>;
				google,chg-cv-limits = <4200000 4300000 4450000>;
				google,chg-cc-limits = <
					30  10   0
					50  30  30
					100  70  50
					80  50  50
					50  50   0
					30   0   0
				>;

				google,ttf-temp-idx= <2>;
				google,ttf-adapter = <1800>;
				google,ttf-soc-table =  <49 59 72 78 93 95  98 100>;
				google,ttf-elap-table = <45 52 56 67 78 91 104 120>;
				google,ttf-tier-table = <0 71 78>;

				/* IRDrop Compensation */
				google,fv-uv-resolution = <10000>;
				/* NOTE: high value for DC charging */
				google,fv-uv-margin-dpct = <1025>;
				/* tier switch */
				google,cv-range-accuracy = <20000>;
				google,cv-otv-margin = <12000>;
				google,cv-debounce-cnt = <3>;
				google,cv-tier-ov-cnt = <10>;
				google,cv-tier-switch-cnt = <3>;

				/* rest charging */
				google,chg-rest-rate = <8>;
				google,chg-rest-soc = <80>;
				/* TRICKLE-DEFEND threshold */
				google,bd-trickle-recharge-soc = <80>;
				/* Enable TRICKLE-DEFEND */
				google,bd-trickle-enable;

				#thermal-sensor-cells = <0>;
				#cooling-cells = <2>;
			};

			google_bms {
				nvmem = <&pack_bee>;
			};

		};
	};
};

&pinctrl_0 {
/* [MAX77759: FG_INTB] > FG_INT_L > [XEINT_23 : SC59845XWE] */
	if_pmic_fg_irq: if-pmic-fg-irq {
		samsung,pins = "gpa9-3"; /* XEINT_23 */
		samsung,pin-function = <EXYNOS_PIN_FUNC_EINT>;
		samsung,pin-pud = <EXYNOS_PIN_PULL_UP>;
		samsung,pin-drv = <GS101_PIN_DRV_2_5_MA>;
	};
};

&pinctrl_1 {
/* [MAX77729FEWN : INTB] > IF_PMIC_IRQ_L > [XEINT_15 : SC59845XWE] */
	if_pmic_irq: if-pmic-irq {
		samsung,pins = "gpa8-3";
		samsung,pin-function = <EXYNOS_PIN_FUNC_EINT>;
		samsung,pin-pud = <EXYNOS_PIN_PULL_UP>;
		samsung,pin-drv = <GS101_PIN_DRV_2_5_MA>;
	};

};

&hsi2c12_bus {
	samsung,pins = "gpp23-4", "gpp23-5";
	samsung,pin-pud = <EXYNOS_PIN_PULL_UP>;
};

&hsi2c_8 {
	#address-cells = <1>;
	#size-cells = <0>;
	status = "okay";

	pinctrl-names = "default";
	pinctrl-0 = <&hsi2c8_bus>;

	pack_bee: m24c08@50 {
		status = "okay";
		compatible = "at,24c08";

		reg = <0x50>;
	};
};

&hsi2c_12 {

	#address-cells = <1>;
	#size-cells = <0>;
	status = "okay";
	clock-frequency = <400000>;

	/* also as max77759 pmic  */
	max77729_pmic:max77729pmic@0x66 {
		status = "okay";
		compatible = "maxim,max77729pmic";
		reg = <0x66>;

		pinctrl-names = "default";
		pinctrl-0 = <&if_pmic_irq>;
		max777x9,irq-gpio = <&gpa8 3 GPIO_ACTIVE_LOW>;

		max77759,max_m5 = <&max77759_fg>;

		max777x9_gpio: max777x9_gpio {
			gpio-controller;
			#gpio-cells = <2>;
			ngpios = <6>;

			interrupt-controller;
			#interrupt-cells = <2>;
			interrupts = <5 IRQ_TYPE_NONE>,
				     <6 IRQ_TYPE_NONE>;
		};
	};

	max77759_fg:max77759fg@0x36 {
		status = "okay";
		compatible = "maxim,max77759";
		reg = <0x36>;

		/* FG_INT_L -> XEINT_23 */
		pinctrl-names = "default";
		pinctrl-0 = <&if_pmic_fg_irq>;
		maxim,irq-gpio = <&gpa9 3 GPIO_ACTIVE_LOW>;

		maxim,gauge-type = <2>;
		maxim,rsense-default = <500>;

		/* no needed for EEPROM */
		maxim,batt-id-range-pct = <0>;

		maxim,psy-type-unknown;
		maxim,fg-data {
			#include "gs101-fake-battery-data.dtsi"
		};
	};

	max77759_chg:max77759chrg@0x69 {
		status = "okay";
		compatible = "maxim,max77759chrg";
		reg = <0x69>;

		interrupt-parent = <&gpa8>;
		max77759,irq-gpio = <&gpa8 3 GPIO_ACTIVE_LOW>;

		max77759,max_m5 = <&max77759_fg>;
		max77759,pmic = <&max77729_pmic>;

		max77759,chg-term-voltage = <4400>;

		#thermal-sensor-cells = <1>;
	};

};