From 5729cb0916feb3202d73c27e43c02c082eeeb133 Mon Sep 17 00:00:00 2001
From: "Mauro (mdrjr) Ribeiro" <mauro.ribeiro@hardkernel.com>
Date: Wed, 31 Jan 2024 12:00:12 -0300
Subject: [PATCH] ODROID: Go-Ultra: add Battery and Charger nodes

---
 .../amlogic/meson-g12b-odroid-go-ultra.dts    | 52 +++++++++++++++++++
 1 file changed, 52 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-go-ultra.dts b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-go-ultra.dts
index 8a970821d866..61560e202e43 100644
--- a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-go-ultra.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-go-ultra.dts
@@ -25,6 +25,26 @@
 		stdout-path = "serial0:115200n8";
 	};
 
+	bat: battery {
+		compatible = "simple-battery";
+		voltage-max-design-microvolt = <4200000>;
+		voltage-min-design-microvolt = <3500000>;
+		charge-full-design-microamp-hours = <4000000>;
+		charge-term-current-microamp = <200000>;
+		constant-charge-current-max-microamp = <1500000>;
+		constant-charge-voltage-max-microvolt = <4200000>;
+		factory-internal-resistance-micro-ohms = <180000>;
+
+
+		ocv-capacity-celsius = <20>;
+		ocv-capacity-table-0 =	<4146950 100>, <4001920 95>, <3967900 90>, <3919950 85>,
+					<3888450 80>, <3861850 75>, <3831540 70>, <3799130 65>,
+					<3768190 60>, <3745650 55>, <3726610 50>, <3711630 45>,
+					<3696720 40>, <3685660 35>, <3674950 30>, <3663050 25>,
+					<3649470 20>, <3635260 15>, <3616920 10>, <3592440 5>,
+					<3574170 0>;
+	};
+
 	codec_clk: codec-clk {
 		compatible = "fixed-clock";
 		clock-frequency = <12288000>;
@@ -424,6 +444,38 @@
 		vcc9-supply = <&vddao_3v3>;
 		boost-supply = <&vdd_sys>;
 
+		battery {
+				compatible = "rockchip,rk818-battery";
+
+				ocv_table = <
+					3470 3599 3671 3701 3728 3746 3762
+					3772 3781 3792 3816 3836 3866 3910
+					3942 3971 4002 4050 4088 4132 4200>;
+				design_capacity = <4000>;
+				design_qmax = <4100>;
+				bat_res = <180>;
+				max_input_current = <2000>;
+				max_chrg_current = <1500>;
+				max_chrg_voltage = <4250>;
+				sleep_enter_current = <300>;
+				sleep_exit_current = <300>;
+				power_off_thresd = <3450>;
+				zero_algorithm_vol = <3700>;
+				fb_temperature = <105>;
+				sample_res = <10>;
+				max_soc_offset = <60>;
+				energy_mode = <0>;
+				monitor_sec = <5>;
+				virtual_power = <0>;
+				power_dc2otg = <0>;
+				otg5v_suspend_enable = <0>;
+		};
+
+		charger { 
+			compatible = "rockchip,rk818-charger";
+			monitored-battery = <&bat>;
+		};
+
 		regulators {
 			vddcpu_a: DCDC_REG1 {
 				regulator-name = "vddcpu_a";