board: sun50i: Add Amarula A64-Relic initial support

Amarula A64-Relic is A64 based IoT device, which support
- Allwinner A64 Cortex-A53
- Mali-400MP2 GPU
- AXP803 PMIC
- 1GB DDR3 RAM
- 8GB eMMC
- AP6330 Wifi/BLE
- MIPI-DSI
- CSI: OV5640 sensor
- USB OTG
- 12V DC power supply

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

arch/arm/dts/Makefile

@@ -381,6 +381,7 @@ dtb-$(CONFIG_MACH_SUN50I_H5) += \
 	sun50i-h5-orangepi-prime.dtb \
 	sun50i-h5-orangepi-zero-plus2.dtb
 dtb-$(CONFIG_MACH_SUN50I) += \
+	sun50i-a64-amarula-relic.dtb \
 	sun50i-a64-bananapi-m64.dtb \
 	sun50i-a64-nanopi-a64.dtb \
 	sun50i-a64-olinuxino.dtb \

arch/arm/dts/sun50i-a64-amarula-relic.dts

@@ -0,0 +1,65 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (C) 2018 Amarula Solutions B.V.
+ * Author: Jagan Teki <jagan@amarulasolutions.com>
+ */
+
+/dts-v1/;
+
+#include "sun50i-a64.dtsi"
+
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+	model = "Amarula A64-Relic";
+	compatible = "amarula,a64-relic", "allwinner,sun50i-a64";
+
+	aliases {
+		serial0 = &uart0;
+	};
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+
+	reg_vcc3v3: vcc3v3 {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc3v3";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+	};
+};
+
+&ehci0 {
+	status = "okay";
+};
+
+&mmc2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&mmc2_pins>;
+	vmmc-supply = <&reg_vcc3v3>;
+	bus-width = <8>;
+	non-removable;
+	cap-mmc-hw-reset;
+	status = "okay";
+};
+
+&ohci0 {
+	status = "okay";
+};
+
+&uart0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart0_pins_a>;
+	status = "okay";
+};
+
+&usb_otg {
+	dr_mode = "otg";
+	status = "okay";
+};
+
+&usbphy {
+	usb0_id_det-gpios = <&pio 7 9 GPIO_ACTIVE_HIGH>; /* PH9 */
+	status = "okay";
+};

board/sunxi/MAINTAINERS

@@ -116,6 +116,12 @@ M:	Paul Kocialkowski <contact@paulk.fr>
 S:	Maintained
 F:	configs/Ainol_AW1_defconfig
 
+AMARULA A64-RELIC
+M:	Jagan Teki <jagan@amarulasolutions.com>
+S:	Maintained
+F:	configs/amarula_a64_relic_defconfig
+F:	arch/arm/dts/sun50i-a64-amarula-relic.dts
+
 AMPE A76 BOARD
 M:	Paul Kocialkowski <contact@paulk.fr>
 S:	Maintained

configs/amarula_a64_relic_defconfig

@@ -0,0 +1,17 @@
+CONFIG_ARM=y
+CONFIG_ARCH_SUNXI=y
+CONFIG_SPL=y
+CONFIG_MACH_SUN50I=y
+CONFIG_DRAM_ODT_EN=y
+CONFIG_RESERVE_ALLWINNER_BOOT0_HEADER=y
+CONFIG_MMC_SUNXI_SLOT_EXTRA=2
+CONFIG_DEFAULT_DEVICE_TREE="sun50i-a64-amarula-relic"
+# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+# CONFIG_VIDEO_DE2 is not set
+# 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
+CONFIG_USB_MUSB_GADGET=y
+CONFIG_SYS_USB_EVENT_POLL_VIA_INT_QUEUE=y