board: sun50i: h6: Add OrangePi One Plus initial support

OrangePi One Plus is Allwinner H6 based open-source SBC,
which support:
- Allwinner H6 Quad-core 64-bit ARM Cortex-A53
- GPU Mali-T720
- 1GB LPDDR3 RAM
- AXP805 PMIC
- 1Gbps GMAC via RTL8211
- USB 2.0 Host, OTG
- HDMI port
- 5V/2A DC power supply

Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Acked-by: Maxime Ripard <maxime.ripard@bootlin.com>

arch/arm/dts/Makefile

@@ -391,6 +391,7 @@ dtb-$(CONFIG_MACH_SUN50I_H5) += \
 	sun50i-h5-orangepi-prime.dtb \
 	sun50i-h5-orangepi-zero-plus2.dtb
 dtb-$(CONFIG_MACH_SUN50I_H6) += \
+	sun50i-h6-orangepi-one-plus.dtb \
 	sun50i-h6-pine-h64.dtb
 dtb-$(CONFIG_MACH_SUN50I) += \
 	sun50i-a64-amarula-relic.dtb \

arch/arm/dts/sun50i-h6-orangepi-one-plus.dts

@@ -0,0 +1,150 @@
+// SPDX-License-Identifier: (GPL-2.0+ or MIT)
+/*
+ * Copyright (C) 2018 Amarula Solutions
+ * Author: Jagan Teki <jagan@amarulasolutions.com>
+ */
+
+/dts-v1/;
+
+#include "sun50i-h6.dtsi"
+
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+	model = "OrangePi One Plus";
+	compatible = "xunlong,orangepi-one-plus", "allwinner,sun50i-h6";
+
+	aliases {
+		serial0 = &uart0;
+	};
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+};
+
+&mmc0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&mmc0_pins>;
+	vmmc-supply = <&reg_cldo1>;
+	cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>;
+	bus-width = <4>;
+	status = "okay";
+};
+
+&r_i2c {
+	status = "okay";
+
+	axp805: pmic@36 {
+		compatible = "x-powers,axp805", "x-powers,axp806";
+		reg = <0x36>;
+		interrupt-parent = <&r_intc>;
+		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
+		interrupt-controller;
+		#interrupt-cells = <1>;
+		x-powers,self-working-mode;
+
+		regulators {
+			reg_aldo1: aldo1 {
+				regulator-always-on;
+				regulator-min-microvolt = <3300000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-name = "vcc-pl";
+			};
+
+			reg_aldo2: aldo2 {
+				regulator-min-microvolt = <3300000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-name = "vcc-ac200";
+			};
+
+			reg_aldo3: aldo3 {
+				regulator-always-on;
+				regulator-min-microvolt = <3300000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-name = "vcc25-dram";
+			};
+
+			reg_bldo1: bldo1 {
+				regulator-always-on;
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <1800000>;
+				regulator-name = "vcc-bias-pll";
+			};
+
+			reg_bldo2: bldo2 {
+				regulator-always-on;
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <1800000>;
+				regulator-name = "vcc-efuse-pcie-hdmi-io";
+			};
+
+			reg_bldo3: bldo3 {
+				regulator-always-on;
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <1800000>;
+				regulator-name = "vcc-dcxoio";
+			};
+
+			bldo4 {
+				/* unused */
+			};
+
+			reg_cldo1: cldo1 {
+				regulator-always-on;
+				regulator-min-microvolt = <3300000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-name = "vcc-3v3";
+			};
+
+			reg_cldo2: cldo2 {
+				regulator-min-microvolt = <3300000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-name = "vcc-wifi-1";
+			};
+
+			reg_cldo3: cldo3 {
+				regulator-min-microvolt = <3300000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-name = "vcc-wifi-2";
+			};
+
+			reg_dcdca: dcdca {
+				regulator-always-on;
+				regulator-min-microvolt = <810000>;
+				regulator-max-microvolt = <1080000>;
+				regulator-name = "vdd-cpu";
+			};
+
+			reg_dcdcc: dcdcc {
+				regulator-min-microvolt = <810000>;
+				regulator-max-microvolt = <1080000>;
+				regulator-name = "vdd-gpu";
+			};
+
+			reg_dcdcd: dcdcd {
+				regulator-always-on;
+				regulator-min-microvolt = <960000>;
+				regulator-max-microvolt = <960000>;
+				regulator-name = "vdd-sys";
+			};
+
+			reg_dcdce: dcdce {
+				regulator-always-on;
+				regulator-min-microvolt = <1200000>;
+				regulator-max-microvolt = <1200000>;
+				regulator-name = "vcc-dram";
+			};
+
+			sw {
+				/* unused */
+			};
+		};
+	};
+};
+
+&uart0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart0_ph_pins>;
+	status = "okay";
+};

board/sunxi/MAINTAINERS

@@ -330,6 +330,11 @@ S:	Maintained
 F:	configs/A20-Olimex-SOM204-EVB_defconfig
 F:	configs/A20-Olimex-SOM204-EVB-eMMC_defconfig
 
+ORANGEPI ONE PLUS BOARD
+M:	Jagan Teki <jagan@amarulasolutions.com>
+S:	Maintained
+F:	configs/orangepi_one_plus_defconfig
+
 ORANGEPI WIN/WIN PLUS BOARD
 M:	Jagan Teki <jagan@amarulasolutions.com>
 S:	Maintained

configs/orangepi_one_plus_defconfig

@@ -0,0 +1,14 @@
+CONFIG_ARM=y
+CONFIG_ARCH_SUNXI=y
+CONFIG_MACH_SUN50I_H6=y
+CONFIG_DRAM_ODT_EN=y
+CONFIG_MMC0_CD_PIN="PF6"
+# CONFIG_PSCI_RESET is not set
+CONFIG_DEFAULT_DEVICE_TREE="sun50i-h6-orangepi-one-plus"
+# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_SPL=y
+# CONFIG_CMD_FLASH is not set
+# CONFIG_CMD_FPGA is not set
+# CONFIG_SPL_DOS_PARTITION is not set
+# CONFIG_SPL_ISO_PARTITION is not set
+# CONFIG_SPL_EFI_PARTITION is not set