From 7a88a931d09564b3ae84e7abd5cd412af1dd5280 Mon Sep 17 00:00:00 2001
From: Dzmitry Sankouski <dsankouski@gmail.com>
Date: Tue, 25 Feb 2025 19:38:58 +0300
Subject: [PATCH] arm64: dts: qcom: sdm845-starqltechn: add max77705 PMIC

Add support for max77705 MFD device. Supported sub-devices:
 charger, fuelgauge, haptic, led

Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Signed-off-by: Dzmitry Sankouski <dsankouski@gmail.com>
Link: https://lore.kernel.org/r/20250225-starqltechn_integration_upstream-v9-7-a5d80375cb66@gmail.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
---
 .../dts/qcom/sdm845-samsung-starqltechn.dts   | 130 ++++++++++++++++++
 1 file changed, 130 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sdm845-samsung-starqltechn.dts b/arch/arm64/boot/dts/qcom/sdm845-samsung-starqltechn.dts
index 38c09e50ccfbf..bd5c8b319ddfa 100644
--- a/arch/arm64/boot/dts/qcom/sdm845-samsung-starqltechn.dts
+++ b/arch/arm64/boot/dts/qcom/sdm845-samsung-starqltechn.dts
@@ -9,6 +9,7 @@
 
 #include <dt-bindings/input/linux-event-codes.h>
 #include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/leds/common.h>
 #include <dt-bindings/regulator/qcom,rpmh-regulator.h>
 #include "sdm845.dtsi"
 #include "pm8998.dtsi"
@@ -18,6 +19,16 @@
 	model = "Samsung Galaxy S9 SM-G9600";
 	compatible = "samsung,starqltechn", "qcom,sdm845";
 
+	battery: battery {
+		compatible = "simple-battery";
+		constant-charge-current-max-microamp = <2150000>;
+		charge-full-design-microamp-hours = <3000000>;
+
+		over-voltage-threshold-microvolt = <4500000>;
+		voltage-min-design-microvolt = <3400000>;
+		voltage-max-design-microvolt = <4350000>;
+	};
+
 	chosen {
 		#address-cells = <2>;
 		#size-cells = <2>;
@@ -32,6 +43,19 @@
 		};
 	};
 
+	vib_regulator: gpio-regulator {
+		compatible = "regulator-fixed";
+
+		regulator-name = "haptic";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+
+		gpio = <&pm8998_gpios 18 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+
+		regulator-boot-on;
+	};
+
 	vph_pwr: vph-pwr-regulator {
 		compatible = "regulator-fixed";
 		regulator-name = "vph_pwr";
@@ -90,6 +114,17 @@
 			debounce-interval = <15>;
 		};
 	};
+
+	vib_pwm: pwm {
+		compatible = "clk-pwm";
+		#pwm-cells = <2>;
+		assigned-clock-parents = <&rpmhcc RPMH_CXO_CLK>;
+		assigned-clocks = <&gcc GCC_GP1_CLK_SRC>;
+		clocks = <&gcc GCC_GP1_CLK>;
+		pinctrl-0 = <&motor_pwm_default_state>;
+		pinctrl-1 = <&motor_pwm_suspend_state>;
+		pinctrl-names = "default", "suspend";
+	};
 };
 
 
@@ -385,10 +420,79 @@
 	status = "okay";
 };
 
+&gpi_dma1 {
+	status = "okay";
+};
+
 &uart9 {
 	status = "okay";
 };
 
+&i2c14 {
+	status = "okay";
+
+	pmic@66 {
+		compatible = "maxim,max77705";
+		reg = <0x66>;
+		interrupt-parent = <&pm8998_gpios>;
+		interrupts = <11 IRQ_TYPE_LEVEL_LOW>;
+		pinctrl-0 = <&pmic_int_default>;
+		pinctrl-names = "default";
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		leds {
+			compatible = "maxim,max77705-rgb";
+
+			multi-led {
+				color = <LED_COLOR_ID_RGB>;
+				function = LED_FUNCTION_STATUS;
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				led@1 {
+					reg = <1>;
+					color = <LED_COLOR_ID_RED>;
+				};
+
+				led@2 {
+					reg = <2>;
+					color = <LED_COLOR_ID_GREEN>;
+				};
+
+				led@3 {
+					reg = <3>;
+					color = <LED_COLOR_ID_BLUE>;
+				};
+			};
+		};
+
+		haptic {
+			compatible = "maxim,max77705-haptic";
+			haptic-supply = <&vib_regulator>;
+			pwms = <&vib_pwm 0 52084>;
+		};
+	};
+
+	max77705_charger: charger@69 {
+		reg = <0x69>;
+		compatible = "maxim,max77705-charger";
+		monitored-battery = <&battery>;
+		interrupt-parent = <&pm8998_gpios>;
+		interrupts = <11 IRQ_TYPE_LEVEL_LOW>;
+
+	};
+
+	fuel-gauge@36 {
+		reg = <0x36>;
+		compatible = "maxim,max77705-battery";
+		power-supplies = <&max77705_charger>;
+		maxim,rsns-microohm = <5000>;
+		interrupt-parent = <&pm8998_gpios>;
+		interrupts = <11 IRQ_TYPE_LEVEL_LOW>;
+	};
+};
+
 &ufs_mem_hc {
 	reset-gpios = <&tlmm 150 GPIO_ACTIVE_LOW>;
 	vcc-supply = <&vreg_l20a_2p95>;
@@ -443,10 +547,36 @@
 	status = "okay";
 };
 
+&pm8998_gpios {
+	pmic_int_default: pmic-int-default-state {
+		pins = "gpio11";
+		function = "normal";
+		input-enable;
+		bias-disable;
+		power-source = <0>;
+	};
+};
+
 &tlmm {
 	gpio-reserved-ranges = <27 4>, /* SPI (eSE - embedded Secure Element) */
 			       <85 4>; /* SPI (fingerprint reader) */
 
+	motor_pwm_default_state: motor-pwm-active-state {
+		pins = "gpio57";
+		function = "gcc_gp1";
+		drive-strength = <2>;
+		bias-disable;
+		output-high;
+	};
+
+	motor_pwm_suspend_state: motor-pwm-suspend-state {
+		pins = "gpio57";
+		function = "gpio";
+		drive-strength = <2>;
+		bias-disable;
+		output-low;
+	};
+
 	sdc2_clk_state: sdc2-clk-state {
 		pins = "sdc2_clk";
 		bias-disable;
-- 
2.50.1