[PATCH 3/4] arm64: dts: rockchip: add rk817 chg to RG353P and RG503

[Chris Morgan]

From: Chris Morgan <macromorgan at hotmail.com>

Add support for the internal battery and charger for the Anbernic
RG353P and RG503. Battery values are taken from the BSP Kernel
device tree.

Signed-off-by: Chris Morgan <macromorgan at hotmail.com>
---
 .../dts/rockchip/rk3566-anbernic-rg353p.dts   | 28 +++++++++++++++++++
 .../dts/rockchip/rk3566-anbernic-rg503.dts    | 28 +++++++++++++++++++
 2 files changed, 56 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rg353p.dts b/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rg353p.dts
index 80716b2ebd29..63cff402f3a8 100644
--- a/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rg353p.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rg353p.dts
@@ -18,6 +18,25 @@ aliases {
 		mmc3 = &sdmmc2;
 	};
 
+	battery: battery {
+		compatible = "simple-battery";
+		charge-full-design-microamp-hours = <3472000>;
+		charge-term-current-microamp = <300000>;
+		constant-charge-current-max-microamp = <2000000>;
+		constant-charge-voltage-max-microvolt = <4200000>;
+		factory-internal-resistance-micro-ohms = <117000>;
+		voltage-max-design-microvolt = <4172000>;
+		voltage-min-design-microvolt = <3400000>;
+
+		ocv-capacity-celsius = <20>;
+		ocv-capacity-table-0 =  <4172000 100>, <4054000 95>, <3984000 90>, <3926000 85>,
+					<3874000 80>, <3826000 75>, <3783000 70>, <3746000 65>,
+					<3714000 60>, <3683000 55>, <3650000 50>, <3628000 45>,
+					<3612000 40>, <3600000 35>, <3587000 30>, <3571000 25>,
+					<3552000 20>, <3525000 15>, <3492000 10>, <3446000 5>,
+					<3400000 0>;
+	};
+
 	/* Channels reversed for both headphones and speakers. */
 	sound {
 		compatible = "simple-audio-card";
@@ -87,6 +106,15 @@ spk_amp_enable_h: spk-amp-enable-h {
 	};
 };
 
+&rk817 {
+	rk817_charger: charger {
+		monitored-battery = <&battery>;
+		rockchip,resistor-sense-micro-ohms = <10000>;
+		rockchip,sleep-enter-current-microamp = <300000>;
+		rockchip,sleep-filter-current-microamp = <100000>;
+	};
+};
+
 &sdhci {
 	pinctrl-0 = <&emmc_bus8>, <&emmc_clk>, <&emmc_cmd>, <&emmc_datastrobe>, <&emmc_rstnout>;
 	pinctrl-names = "default";
diff --git a/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rg503.dts b/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rg503.dts
index c56c290f0d87..5dafcc86296b 100644
--- a/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rg503.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rg503.dts
@@ -17,6 +17,25 @@ aliases {
 		mmc2 = &sdmmc2;
 	};
 
+	battery: battery {
+		compatible = "simple-battery";
+		charge-full-design-microamp-hours = <3472000>;
+		charge-term-current-microamp = <300000>;
+		constant-charge-current-max-microamp = <2000000>;
+		constant-charge-voltage-max-microvolt = <4200000>;
+		factory-internal-resistance-micro-ohms = <117000>;
+		voltage-max-design-microvolt = <4172000>;
+		voltage-min-design-microvolt = <3400000>;
+
+		ocv-capacity-celsius = <20>;
+		ocv-capacity-table-0 =	<4172000 100>, <4054000 95>, <3984000 90>, <3926000 85>,
+					<3874000 80>, <3826000 75>, <3783000 70>, <3746000 65>,
+					<3714000 60>, <3683000 55>, <3650000 50>, <3628000 45>,
+					<3612000 40>, <3600000 35>, <3587000 30>, <3571000 25>,
+					<3552000 20>, <3525000 15>, <3492000 10>, <3446000 5>,
+					<3400000 0>;
+	};
+
 	gpio_spi: spi {
 		compatible = "spi-gpio";
 		pinctrl-names = "default";
@@ -136,3 +155,12 @@ spi_pins: spi-pins {
 		};
 	};
 };
+
+&rk817 {
+	rk817_charger: charger {
+		monitored-battery = <&battery>;
+		rockchip,resistor-sense-micro-ohms = <10000>;
+		rockchip,sleep-enter-current-microamp = <300000>;
+		rockchip,sleep-filter-current-microamp = <100000>;
+	};
+};
-- 
2.25.1