arm64: dts: rockchip: Add battery and charger on rk3566-pinenote

The PineNote has a single cell 4000mAh battery which can be charged via
the rk817 PMIC.

Signed-off-by: Samuel Holland <samuel@sholland.org>
Co-developed-by: Maximilian Weigand <mweigand@mweigand.net>
Signed-off-by: Maximilian Weigand <mweigand@mweigand.net>
Signed-off-by: Diederik de Haas <diederik@cknow-tech.com>
Link: https://patch.msgid.link/20260224170531.516392-1-diederik@cknow-tech.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

diff --git a/arch/arm64/boot/dts/rockchip/rk3566-pinenote.dtsi b/arch/arm64/boot/dts/rockchip/rk3566-pinenote.dtsi
index 791719acb9dd0aebec6f7693ca36eb24476886d5..551d551a113b87bcbbf4e88eaa144f18b6001417 100644 (file)
--- a/arch/arm64/boot/dts/rockchip/rk3566-pinenote.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3566-pinenote.dtsi
@@ -40,6 +40,25 @@
                sound-name-prefix = "Speaker Amp";
        };
 
+       battery: battery {
+               compatible = "simple-battery";
+               charge-full-design-microamp-hours = <4000000>;
+               charge-term-current-microamp = <300000>;
+               constant-charge-current-max-microamp = <2000000>;
+               constant-charge-voltage-max-microvolt = <4200000>;
+               factory-internal-resistance-micro-ohms = <96000>;
+               voltage-max-design-microvolt = <4200000>;
+               voltage-min-design-microvolt = <3500000>;
+
+               ocv-capacity-celsius = <20>;
+               ocv-capacity-table-0 = <4168000 100>, <4109000 95>, <4066000 90>, <4023000 85>,
+                                       <3985000 80>, <3954000 75>, <3924000 70>, <3897000 65>,
+                                       <3866000 60>, <3826000 55>, <3804000 50>, <3789000 45>,
+                                       <3777000 40>, <3770000 35>, <3763000 30>, <3750000 25>,
+                                       <3732000 20>, <3710000 15>, <3680000 10>, <3670000  5>,
+                                       <3500000  0>;
+       };
+
        dmic_codec: dmic-codec {
                compatible = "dmic-codec";
                num-channels = <6>;
@@ -260,6 +279,13 @@
                vcc8-supply = <&vcc_sys>;
                vcc9-supply = <&dcdc_boost>;
 
+               charger {
+                       monitored-battery = <&battery>;
+                       rockchip,resistor-sense-micro-ohms = <10000>;
+                       rockchip,sleep-enter-current-microamp = <150000>;
+                       rockchip,sleep-filter-current-microamp = <100000>;
+               };
+
                regulators {
                        vdd_logic: DCDC_REG1 {
                                regulator-name = "vdd_logic";