rockchip: add MangoPi M28C support

Author: aiamadeus

target/linux/rockchip/armv8/base-files/etc/board.d/01_leds

@@ -58,6 +58,10 @@ radxa,e20c)
 	ucidef_set_led_netdev "lan" "LAN" "green:lan" "eth0"
 	ucidef_set_led_netdev "wan" "WAN" "green:wan" "eth1"
 	;;
+widora,mangopi-m28c)
+	ucidef_set_led_netdev "modem" "MODEM" "blue:modem" "usb0"
+	ucidef_set_led_netdev "wifi" "WIFI" "yellow:wifi" "wlan0"
+	;;
 widora,mangopi-m28k|\
 widora,mangopi-m28k-pro)
 	ucidef_set_led_netdev "lan" "LAN" "white:lan" "eth0"

target/linux/rockchip/armv8/base-files/etc/hotplug.d/net/40-net-smp-affinity

@@ -69,5 +69,9 @@ friendlyarm,nanopi-r6s)
 	set_interface_core 4 "eth1"
 	set_interface_core 8 "eth2"
 	;;
+widora,mangopi-m28c)
+	set_interface_core 4 "eth0"
+	set_interface_core 8 "xhci-hcd:usb1"
+	;;
 esac
 

target/linux/rockchip/files/arch/arm64/boot/dts/rockchip/rk3528-mangopi-m28.dtsi

@@ -0,0 +1,328 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+// Copyright (c) 2024 AY <[email protected]>
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/pinctrl/rockchip.h>
+
+#include "rk3528.dtsi"
+
+/ {
+	aliases {
+		mmc0 = &sdhci;
+		mmc1 = &sdmmc;
+		mmc2 = &sdio0;
+		ethernet0 = &gmac1;
+	};
+
+	chosen {
+		stdout-path = "serial0:1500000n8";
+	};
+
+	ir-receiver {
+		compatible = "gpio-ir-receiver";
+		gpios = <&gpio4 RK_PC6 GPIO_ACTIVE_LOW>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&ir_int_pin>;
+	};
+
+	sdio_pwrseq: sdio-pwrseq {
+		compatible = "mmc-pwrseq-simple";
+		pinctrl-names = "default";
+		pinctrl-0 = <&wifi_reg_on_h>;
+		post-power-on-delay-ms = <100>;
+		power-off-delay-us = <5000000>;
+		reset-gpios = <&gpio1 RK_PA6 GPIO_ACTIVE_LOW>;
+	};
+
+	vcc_1v8: vcc-1v8 {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc_1v8";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+		vin-supply = <&vcc_3v3>;
+	};
+
+	vcc_3v3: vcc-3v3 {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc_3v3";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		vin-supply = <&vcc_sys>;
+	};
+
+	vcc3v3_sd: vcc3v3-sd {
+		compatible = "regulator-fixed";
+		gpio = <&gpio4 RK_PA1 GPIO_ACTIVE_LOW>;
+		regulator-name = "vcc3v3_sd";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		vin-supply = <&vcc_3v3>;
+	};
+
+	vccio_sd: vccio-sd {
+		compatible = "regulator-gpio";
+		gpios = <&gpio4 RK_PB6 GPIO_ACTIVE_HIGH>;
+		regulator-name = "vccio_sd";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <3300000>;
+		states = <1800000 0x0>, <3300000 0x1>;
+		vin-supply = <&vcc_sys>;
+	};
+
+	vcc_ddr: vcc-ddr {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc_ddr";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <1200000>;
+		regulator-max-microvolt = <1200000>;
+		vin-supply = <&vcc_sys>;
+	};
+
+	vcc_sys: vcc5v0-sys {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc_sys";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+	};
+
+	vdd_0v9: vdd-0v9 {
+		compatible = "regulator-fixed";
+		regulator-name = "vdd_0v9";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <900000>;
+		regulator-max-microvolt = <900000>;
+		vin-supply = <&vcc_sys>;
+	};
+
+	vdd_arm: vdd-arm {
+		compatible = "pwm-regulator";
+		pwms = <&pwm1 0 5000 1>;
+		pwm-supply = <&vcc_sys>;
+		regulator-name = "vdd_arm";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <746000>;
+		regulator-max-microvolt = <1201000>;
+		regulator-settling-time-up-us = <250>;
+	};
+
+	vdd_logic: vdd-logic {
+		compatible = "pwm-regulator";
+		pwms = <&pwm2 0 5000 1>;
+		pwm-supply = <&vcc_sys>;
+		regulator-name = "vdd_logic";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <705000>;
+		regulator-max-microvolt = <1006000>;
+		regulator-settling-time-up-us = <250>;
+	};
+};
+
+&combphy {
+	status = "okay";
+};
+
+&cpu0 {
+	cpu-supply = <&vdd_arm>;
+};
+
+&cpu1 {
+	cpu-supply = <&vdd_arm>;
+};
+
+&cpu2 {
+	cpu-supply = <&vdd_arm>;
+};
+
+&cpu3 {
+	cpu-supply = <&vdd_arm>;
+};
+
+&gmac1 {
+	clock_in_out = "output";
+	pinctrl-names = "default";
+	pinctrl-0 = <&rgmii_miim
+		     &rgmii_tx_bus2
+		     &rgmii_rx_bus2
+		     &rgmii_rgmii_clk
+		     &rgmii_rgmii_bus>;
+	phy-handle = <&rgmii_phy>;
+	phy-mode = "rgmii-id";
+	phy-supply = <&vcc_3v3>;
+	snps,reset-active-low;
+	snps,reset-delays-us = <0 20000 100000>;
+	snps,reset-gpio = <&gpio4 RK_PC2 GPIO_ACTIVE_LOW>;
+	status = "okay";
+};
+
+&gpu {
+	mali-supply = <&vdd_logic>;
+	status = "okay";
+};
+
+&mdio1 {
+	rgmii_phy: phy@1 {
+		compatible = "ethernet-phy-ieee802.3-c22";
+		reg = <0x1>;
+		realtek,led-data = <0x6d60>;
+	};
+};
+
+&pinctrl {
+	ir {
+		ir_int_pin: ir-int-pin {
+			rockchip,pins = <4 RK_PC6 RK_FUNC_GPIO &pcfg_pull_up>;
+		};
+	};
+
+	leds {
+		lan_led_en: lan-led-en {
+			rockchip,pins = <4 RK_PB5 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+
+		wan_led_en: wan-led-en {
+			rockchip,pins = <4 RK_PC0 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+
+		work_led_en: work-led-en {
+			rockchip,pins = <4 RK_PB7 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+
+	wifi {
+		wifi_reg_on_h: wifi-reg-on-h {
+			rockchip,pins = <1 RK_PA6 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+
+		wifi_wake_host_h: wifi-wake-host-h {
+			rockchip,pins = <1 RK_PA7 RK_FUNC_GPIO &pcfg_pull_down>;
+		};
+	};
+
+	bluetooth {
+		bt_reg_on_h: bt-reg-on-h {
+			rockchip,pins = <1 RK_PC1 RK_FUNC_GPIO &pcfg_pull_down>;
+		};
+	};
+};
+
+&pwm1 {
+	status = "okay";
+};
+
+&pwm2 {
+	status = "okay";
+};
+
+&rng {
+	status = "okay";
+};
+
+&sdhci {
+	bus-width = <8>;
+	mmc-hs200-1_8v;
+	max-frequency = <200000000>;
+	non-removable;
+	pinctrl-names = "default";
+	pinctrl-0 = <&emmc_bus8 &emmc_clk &emmc_cmd &emmc_strb>;
+	vmmc-supply = <&vcc_3v3>;
+	vqmmc-supply = <&vcc_1v8>;
+	status = "okay";
+};
+
+&sdio0 {
+	#address-cells = <1>;
+	#size-cells = <0>;
+	bus-width = <4>;
+	cap-sd-highspeed;
+	cap-sdio-irq;
+	keep-power-in-suspend;
+	max-frequency = <200000000>;
+	mmc-pwrseq = <&sdio_pwrseq>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&sdio0_bus4 &sdio0_cmd &sdio0_clk>;
+	non-removable;
+	sd-uhs-sdr104;
+	status = "okay";
+
+	wifi@1 {
+		reg = <1>;
+		interrupt-parent = <&gpio1>;
+		interrupts = <RK_PA7 IRQ_TYPE_LEVEL_HIGH>;
+		interrupt-names = "host-wake";
+		pinctrl-names = "default";
+		pinctrl-0 = <&wifi_wake_host_h>;
+	};
+};
+
+&sdmmc {
+	bus-width = <4>;
+	cap-sd-highspeed;
+	disable-wp;
+	max-frequency = <150000000>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&sdmmc_bus4 &sdmmc_clk &sdmmc_cmd &sdmmc_det>;
+	rockchip,default-sample-phase = <90>;
+	sd-uhs-sdr12;
+	sd-uhs-sdr25;
+	sd-uhs-sdr50;
+	sd-uhs-sdr104;
+	vmmc-supply = <&vcc3v3_sd>;
+	vqmmc-supply = <&vccio_sd>;
+	status = "okay";
+};
+
+&tsadc {
+	status = "okay";
+};
+
+&uart0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart0m0_xfer>;
+	status = "okay";
+};
+
+&uart2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart2m1_xfer &uart2m1_ctsn>;
+	status = "okay";
+};
+
+&usb2phy {
+	status = "okay";
+};
+
+&usb2phy0_host {
+	phy-supply = <&vcc_sys>;
+	status = "okay";
+};
+
+&usb2phy0_otg {
+	phy-supply = <&vcc_sys>;
+	status = "okay";
+};
+
+&usb_host0_ehci {
+	status = "okay";
+};
+
+&usb_host0_ohci {
+	status = "okay";
+};
+
+&usb_host0_xhci {
+	dr_mode = "host";
+	status = "okay";
+};