arm64: dts: rockchip: add rk817 chg to RG353P and RG503

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@hotmail.com>
Link: https://lore.kernel.org/r/20221028184045.13113-4-macroalpha82@gmail.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

diff --git a/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rg353p.dts b/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rg353p.dts
index 80716b2..63cff40 100644 (file)
--- a/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rg353p.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rg353p.dts
@@ -18,6 +18,25 @@
                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 @@
        };
 };
 
+&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 c56c290..5dafcc8 100644 (file)
--- a/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rg503.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rg503.dts
@@ -17,6 +17,25 @@
                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 @@
                };
        };
 };
+
+&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>;
+       };
+};