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From 77a75fb97055031a6e806188f46594f08c5d16b1 Mon Sep 17 00:00:00 2001
From: Christian Glombek <lorbus@fedoraproject.org>
Date: Wed, 10 Mar 2021 23:11:53 +0100
Subject: [PATCH] arm: Add support for Kobol Helios64 board

The hardware is described in detail on Kobol's wiki at
https://wiki.kobol.io/helios64/intro/.

This commit is based on downstream work in Armbian by Aditya Prayoga [1].
The devicetree is taken from Linux v5.12-rc1 and was originally submitted there by
Uwe Kleine-Koenig [2].

[1] https://github.com/ukleinek/armbian-build/blob/35c85295d351830aa59b624db524ba04b238faae/patch/kernel/rockchip64-current/add-board-helios64.patch
[2] https://github.com/torvalds/linux/blob/7a7fd0de4a9804299793e564a555a49c1fc924cb/arch/arm64/boot/dts/rockchip/rk3399-kobol-helios64.dts
---
 arch/arm/dts/Makefile                         |    1 +
 .../arm/dts/rk3399-kobol-helios64-u-boot.dtsi |  107 ++
 arch/arm/dts/rk3399-kobol-helios64.dts        | 1148 +++++++++++++++++
 arch/arm/mach-rockchip/rk3399/Kconfig         |   17 +
 board/kobol/helios64/Kconfig                  |   24 +
 board/kobol/helios64/MAINTAINERS              |    6 +
 board/kobol/helios64/Makefile                 |    5 +
 board/kobol/helios64/helios64.c               |  298 +++++
 board/kobol/helios64/sys_otp.c                |  250 ++++
 board/kobol/helios64/sys_otp.h                |   12 +
 configs/helios64-rk3399_defconfig             |  142 ++
 include/configs/helios64.h                    |   47 +
 12 files changed, 2057 insertions(+)
 create mode 100644 arch/arm/dts/rk3399-kobol-helios64-u-boot.dtsi
 create mode 100644 arch/arm/dts/rk3399-kobol-helios64.dts
 create mode 100644 board/kobol/helios64/Kconfig
 create mode 100644 board/kobol/helios64/MAINTAINERS
 create mode 100644 board/kobol/helios64/Makefile
 create mode 100644 board/kobol/helios64/helios64.c
 create mode 100644 board/kobol/helios64/sys_otp.c
 create mode 100644 board/kobol/helios64/sys_otp.h
 create mode 100644 configs/helios64-rk3399_defconfig
 create mode 100644 include/configs/helios64.h

diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 33e483f4fb..2c820bc2b7 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -124,6 +124,7 @@ dtb-$(CONFIG_ROCKCHIP_RK3399) += \
 	rk3399-ficus.dtb \
 	rk3399-firefly.dtb \
 	rk3399-gru-bob.dtb \
+	rk3399-kobol-helios64.dtb \
 	rk3399-khadas-edge.dtb \
 	rk3399-khadas-edge-captain.dtb \
 	rk3399-khadas-edge-v.dtb \
diff --git a/arch/arm/dts/rk3399-kobol-helios64-u-boot.dtsi b/arch/arm/dts/rk3399-kobol-helios64-u-boot.dtsi
new file mode 100644
index 0000000000..df7a16702a
--- /dev/null
+++ b/arch/arm/dts/rk3399-kobol-helios64-u-boot.dtsi
@@ -0,0 +1,107 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (c) 2020 Aditya Prayoga <aditya@kobol.io>
+ */
+
+#include "rk3399-u-boot.dtsi"
+#include "rk3399-sdram-lpddr4-100.dtsi"
+
+/ {
+	aliases {
+		spi0 = &spi1;
+		spi1 = &spi2;
+		spi2 = &spi5;
+		ethernet0 = &gmac;
+		ethernet1 = &usb_lan;
+	};
+
+	chosen {
+		bootargs = "earlycon=uart8250,mmio32,0xff1a0000 earlyprintk";
+		stdout-path = "serial2:1500000n8";
+		u-boot,spl-boot-order = "same-as-spl", &spiflash, &sdmmc, &sdhci;
+	};
+
+	config {
+		u-boot,spl-payload-offset = <0x80000>; /* @ 512KB */
+	};
+};
+
+&gpio1 {
+	soc-flash-wp {
+		gpio-hog;
+		gpios = <RK_PC2 GPIO_ACTIVE_LOW>;
+		output-low;
+		line-name = "SOC_WP#";
+	};
+};
+
+&gpio2 {
+	sata-flash-wp {
+		gpio-hog;
+		gpios = <RK_PD0 GPIO_ACTIVE_LOW>;
+		output-high;
+		line-name = "SATA_WP#_LV";
+	};
+};
+
+&gpio4 {
+	auto-on-en-d {
+		gpio-hog;
+		gpios = <RK_PD1 GPIO_ACTIVE_HIGH>;
+		output-low;
+		line-name = "AUTO_ON_EN_D";
+	};
+
+	auto-on-en-clk {
+		gpio-hog;
+		gpios = <RK_PD2 GPIO_ACTIVE_HIGH>;
+		output-low;
+		line-name = "AUTO_ON_EN_CLK";
+	};
+
+	board-rev-id-0 {
+		gpio-hog;
+		gpios = <RK_PD5 GPIO_ACTIVE_HIGH>;
+		input;
+	};
+
+	board-rev-id-1 {
+		gpio-hog;
+		gpios = <RK_PD6 GPIO_ACTIVE_HIGH>;
+		input;
+	};
+};
+
+&int_hub {
+	compatible = "usb-hub";
+	usb,device-class = <USB_CLASS_HUB>;
+};
+
+&pcie_prst {
+	rockchip,pins = <2 RK_PD4 RK_FUNC_GPIO &pcfg_output_low>;
+};
+
+&pcie_pwr_en {
+	rockchip,pins = <1 RK_PD0 RK_FUNC_GPIO &pcfg_output_low>;
+};
+
+&spi1 {
+	spiflash: flash@0 {
+		compatible = "jedec,spi-nor";
+		reg = <0x0>;
+		spi-max-frequency = <25000000>;
+		status = "okay";
+		m25p,fast-read;
+		u-boot,dm-pre-reloc;
+	};
+};
+
+&vdd_center {
+	regulator-min-microvolt = <950000>;
+	regulator-max-microvolt = <950000>;
+	regulator-init-microvolt = <950000>;
+};
+
+&vdd_log {
+	regulator-init-microvolt = <930000>;
+};
diff --git a/arch/arm/dts/rk3399-kobol-helios64.dts b/arch/arm/dts/rk3399-kobol-helios64.dts
new file mode 100644
index 0000000000..34a3f0adc0
--- /dev/null
+++ b/arch/arm/dts/rk3399-kobol-helios64.dts
@@ -0,0 +1,1148 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2020 Aditya Prayoga <aditya@kobol.io>
+ */
+
+/*
+ * The Kobol Helios64 is a board designed to operate as a NAS and optionally
+ * ships with an enclosing that can host five 2.5" hard disks.
+ *
+ * See https://wiki.kobol.io/helios64/intro/ for further details.
+ */
+
+/dts-v1/;
+#include <dt-bindings/input/linux-event-codes.h>
+#include <dt-bindings/pwm/pwm.h>
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/usb/pd.h>
+#include "rk3399.dtsi"
+#include "rk3399-opp.dtsi"
+
+/ {
+	model = "Kobol Helios64";
+	compatible = "kobol,helios64", "rockchip,rk3399";
+
+	adc-keys {
+		compatible = "adc-keys";
+		io-channels = <&saradc 1>;
+		io-channel-names = "buttons";
+		keyup-threshold-microvolt = <1800000>;
+		poll-interval = <100>;
+
+		user2-button {
+			label = "User Button 2";
+			linux,code = <BTN_1>;
+			press-threshold-microvolt = <100000>;
+		};
+	};
+
+	beeper: beeper {
+		compatible = "gpio-beeper";
+		gpios = <&gpio4 RK_PD3 GPIO_ACTIVE_HIGH>;
+	};
+
+	clkin_gmac: external-gmac-clock {
+		compatible = "fixed-clock";
+		clock-frequency = <125000000>;
+		clock-output-names = "clkin_gmac";
+		#clock-cells = <0>;
+	};
+
+	vcc12v_dcin: vcc12v-dcin {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc12v_dcin";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <12000000>;
+		regulator-max-microvolt = <12000000>;
+	};
+
+	vcc12v_dcin_bkup: vcc12v-dcin-bkup {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc12v_dcin_bkup";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <12000000>;
+		regulator-max-microvolt = <12000000>;
+		vin-supply = <&vcc12v_dcin>;
+	};
+
+	vcc12v_hdd: vcc12v-hdd {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc12v_hdd";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <12000000>;
+		regulator-max-microvolt = <12000000>;
+		vin-supply = <&vcc12v_dcin_bkup>;
+	};
+
+	/* switched by pmic_sleep */
+	vcc1v8_sys_s0: vcc1v8-sys-s0 {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc1v8_sys_s0";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+		vin-supply = <&vcc1v8_sys_s3>;
+	};
+
+	vcc0v9_s3: vcc0v9-s3 {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc0v9_s3";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <900000>;
+		regulator-max-microvolt = <900000>;
+		vin-supply = <&vcc3v3_sys_s3>;
+	};
+
+	avdd_0v9_s0: avdd-0v9-s0 {
+		compatible = "regulator-fixed";
+		regulator-name = "avdd_0v9_s0";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <900000>;
+		regulator-max-microvolt = <900000>;
+		vin-supply = <&vcc1v8_sys_s3>;
+	};
+
+	avdd_1v8_s0: avdd-1v8-s0 {
+		compatible = "regulator-fixed";
+		regulator-name = "avdd_1v8_s0";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+		vin-supply = <&vcc3v3_sys_s3>;
+	};
+
+	pcie_power: pcie-power {
+		compatible = "regulator-fixed";
+		enable-active-high;
+		gpio = <&gpio1 RK_PD0 GPIO_ACTIVE_HIGH>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&pcie_pwr_en>;
+		regulator-name = "pcie_power";
+		regulator-boot-on;
+		vin-supply = <&vcc5v0_perdev>;
+	};
+
+	vcc3v3_sys_s3: vcc_lan: vcc3v3-sys-s3 {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc3v3_sys_s3";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		vin-supply = <&vcc5v0_sys>;
+	};
+
+	vcc3v0_sd: vcc3v0-sd {
+		compatible = "regulator-fixed";
+		enable-active-high;
+		regulator-name = "vcc3v0_sd";
+		gpio = <&gpio0 RK_PA1 GPIO_ACTIVE_HIGH>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&sdmmc0_pwr_h>;
+		regulator-boot-on;
+		startup-delay-us = <20000>;
+		regulator-min-microvolt = <3000000>;
+		regulator-max-microvolt = <3000000>;
+		vin-supply = <&vcc3v3_sys_s3>;
+	};
+
+	vcc5v0_usb: vcc5v0-usb {
+		compatible = "regulator-fixed";
+		enable-active-high;
+		gpio = <&gpio1 RK_PC6 GPIO_ACTIVE_HIGH>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&vcc5v0_usb_en>;
+		regulator-name = "vcc5v0_usb";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		vin-supply = <&vcc5v0_perdev>;
+	};
+
+	vcc5v0_typec: vcc5v0-typec-regulator {
+		compatible = "regulator-fixed";
+		enable-active-high;
+		gpio = <&gpio1 RK_PA3 GPIO_ACTIVE_HIGH>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&fusb0_vbus_en>;
+		regulator-name = "vcc5v0_typec";
+		vin-supply = <&vcc5v0_usb>;
+	};
+
+	vcc5v0_perdev: vcc5v0-perdev {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc5v0_perdev";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		vin-supply = <&vcc12v_dcin_bkup>;
+	};
+
+	vcc5v0_hdd: vcc5v0-hdd {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc5v0_hdd";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		vin-supply = <&vcc12v_dcin_bkup>;
+	};
+
+	vcc5v0_sys: vcc5v0-sys {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc5v0_sys";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		vin-supply = <&vcc12v_dcin_bkup>;
+	};
+
+	vdd_log: vdd-log {
+		compatible = "pwm-regulator";
+		pwms = <&pwm2 0 25000 1>;
+		regulator-name = "vdd_log";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <830000>;
+		regulator-max-microvolt = <1400000>;
+		vin-supply = <&vcc5v0_sys>;
+		regulator-state-mem {
+			regulator-on-in-suspend;
+			regulator-suspend-microvolt = <900000>;
+		};
+	};
+
+	power_hdd_a: power-hdd-a {
+		compatible = "regulator-fixed";
+		enable-active-high;
+		gpio = <&gpio1 RK_PA0 GPIO_ACTIVE_HIGH>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&hdd_a_power>;
+		regulator-name = "power_hdd_a";
+	};
+
+	power_hdd_b: power-hdd-b {
+		compatible = "regulator-fixed";
+		enable-active-high;
+		gpio = <&gpio1 RK_PA1 GPIO_ACTIVE_HIGH>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&hdd_b_power>;
+		regulator-name = "power_hdd_b";
+	};
+
+	usblan_power: usblan-power {
+		compatible = "regulator-fixed";
+		enable-active-high;
+		gpio = <&gpio1 RK_PC7 GPIO_ACTIVE_HIGH>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&usb_lan_en>;
+		regulator-name = "usblan_power";
+		regulator-always-on;
+		regulator-boot-on;
+		vin-supply = <&vcc5v0_usb>;
+	};
+
+	fan1: p7-fan {
+		compatible = "pwm-fan";
+		pwms = <&pwm0 0 40000 0>;
+		cooling-min-state = <0>;
+		cooling-max-state = <3>;
+		#cooling-cells = <2>;
+		cooling-levels = <0 80 170 255>;
+	};
+
+	fan2: p6-fan {
+		compatible = "pwm-fan";
+		pwms = <&pwm1 0 40000 0>;
+		cooling-min-state = <0>;
+		cooling-max-state = <3>;
+		#cooling-cells = <2>;
+		cooling-levels = <0 80 170 255>;
+	};
+
+	gpio-charger {
+		compatible = "gpio-charger";
+		charger-type = "mains";
+		gpios = <&gpio0 RK_PA2 GPIO_ACTIVE_HIGH>;
+		charge-status-gpios = <&gpio2 RK_PD3 GPIO_ACTIVE_HIGH>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&ac_present_ap>, <&charger_status>;
+	};
+
+	gpio-keys {
+		compatible = "gpio-keys";
+		autorepeat;
+		pinctrl-names = "default";
+		pinctrl-0 = <&pwrbtn>, <&user1btn>, <&wake_on_lan>;
+
+		power {
+			debounce-interval = <100>;
+			gpios = <&gpio0 RK_PA5 GPIO_ACTIVE_LOW>;
+			label = "Power";
+			linux,code = <KEY_POWER>;
+			wakeup-source;
+		};
+
+		user1-button {
+			debounce-interval = <100>;
+			gpios = <&gpio0 RK_PA3 GPIO_ACTIVE_LOW>;
+			label = "User Button 1";
+			linux,code = <BTN_0>;
+		};
+	};
+
+	hdmi_dp_sound: hdmi-dp-sound {
+		status = "okay";
+		compatible = "rockchip,rk3399-hdmi-dp";
+		rockchip,cpu = <&i2s2>;
+		rockchip,codec = <&cdn_dp>;
+	};
+
+	io_leds: io-gpio-leds {
+		status = "okay";
+		compatible = "gpio-leds";
+		pinctrl-names = "default";
+		pinctrl-0 = <&network_act>, <&usb3_act>,
+			<&sata_act>, <&sata_err_led>;
+
+		network	{
+			label = "helios64:blue:net";
+			gpios = <&gpio0 RK_PA4 GPIO_ACTIVE_HIGH>;
+			linux,default-trigger = "netdev";
+			default-state = "off";
+		};
+
+		sata	{
+			label = "helios64:blue:hdd-status";
+			gpios = <&gpio4 RK_PD4 GPIO_ACTIVE_HIGH>;
+			linux,default-trigger = "disk-activity";
+			default-state = "off";
+		};
+
+		sata_err1 {
+			label = "helios64:red:ata1-err";
+			gpios = <&gpio2 RK_PA2 GPIO_ACTIVE_HIGH>;
+			default-state = "keep";
+		};
+
+		sata_err2 {
+			label = "helios64:red:ata2-err";
+			gpios = <&gpio2 RK_PA3 GPIO_ACTIVE_HIGH>;
+			default-state = "keep";
+		};
+
+		sata_err3 {
+			label = "helios64:red:ata3-err";
+			gpios = <&gpio2 RK_PA4 GPIO_ACTIVE_HIGH>;
+			default-state = "keep";
+		};
+
+		sata_err4 {
+			label = "helios64:red:ata4-err";
+			gpios = <&gpio2 RK_PA5 GPIO_ACTIVE_HIGH>;
+			default-state = "keep";
+		};
+
+		sata_err5 {
+			label = "helios64:red:ata5-err";
+			gpios = <&gpio2 RK_PA6 GPIO_ACTIVE_HIGH>;
+			default-state = "keep";
+		};
+
+		usb3 {
+			label = "helios64:blue:usb3";
+			gpios = <&gpio0 RK_PB3 GPIO_ACTIVE_HIGH>;
+			trigger-sources = <&int_hub_port1>,
+					<&int_hub_port2>,
+					<&int_hub_port3>;
+			linux,default-trigger = "usbport";
+			default-state = "off";
+		};
+	};
+
+	pwmleds {
+		compatible = "pwm-leds";
+		status = "okay";
+
+		power-led {
+			label = "helios64:blue:power-status";
+			pwms = <&pwm3 0 2000000000 0>;
+			max-brightness = <255>;
+		};
+	};
+
+	system_leds: system-gpio-leds {
+		status = "okay";
+		compatible = "gpio-leds";
+		pinctrl-names = "default";
+		pinctrl-0 = <&system_led>;
+
+		status-led {
+			label = "helios64::status";
+			gpios = <&gpio0 RK_PB4 GPIO_ACTIVE_HIGH>;
+			linux,default-trigger = "none";
+			default-state = "on";
+			mode = <0x23>;
+		};
+
+		fault-led {
+			label = "helios64:red:fault";
+			gpios = <&gpio0 RK_PB5 GPIO_ACTIVE_HIGH>;
+			linux,default-trigger = "panic";
+			default-state = "keep";
+			mode = <0x23>;
+		};
+	};
+};
+
+&cdn_dp {
+	status = "okay";
+	extcon = <&fusb0>;
+	phys = <&tcphy0_dp>;
+};
+
+&cpu_l0 {
+	cpu-supply = <&vdd_cpu_l>;
+};
+
+&cpu_l1 {
+	cpu-supply = <&vdd_cpu_l>;
+};
+
+&cpu_l2 {
+	cpu-supply = <&vdd_cpu_l>;
+};
+
+&cpu_l3 {
+	cpu-supply = <&vdd_cpu_l>;
+};
+
+&cpu_b0 {
+	cpu-supply = <&vdd_cpu_b>;
+};
+
+&cpu_b1 {
+	cpu-supply = <&vdd_cpu_b>;
+};
+
+&cpu_alert0 {
+	temperature = <80000>;
+};
+
+&cpu_alert1 {
+	temperature = <95000>;
+};
+
+&cpu_crit {
+	temperature = <100000>;
+};
+
+&emmc_phy {
+	status = "okay";
+};
+
+&gmac {
+	assigned-clocks = <&cru SCLK_RMII_SRC>;
+	assigned-clock-parents = <&clkin_gmac>;
+	clock_in_out = "input";
+	phy-supply = <&vcc_lan>;
+	phy-mode = "rgmii";
+	pinctrl-names = "default";
+	pinctrl-0 = <&rgmii_pins &rgmii_phy_reset>;
+	snps,reset-gpio = <&gpio3 RK_PB7 GPIO_ACTIVE_LOW>;
+	snps,reset-active-low;
+	snps,reset-delays-us = <0 10000 50000>;
+	tx_delay = <0x28>;
+	rx_delay = <0x20>;
+	status = "okay";
+};
+
+&gpu {
+	mali-supply = <&vdd_gpu>;
+	status = "okay";
+};
+
+&i2c0 {
+	clock-frequency = <400000>;
+	i2c-scl-rising-time-ns = <168>;
+	i2c-scl-falling-time-ns = <4>;
+	status = "okay";
+
+	rk808: pmic@1b {
+		compatible = "rockchip,rk808";
+		reg = <0x1b>;
+		#clock-cells = <1>;
+		clock-output-names = "xin32k", "rk808-clkout2";
+		interrupt-parent = <&gpio0>;
+		interrupts = <10 IRQ_TYPE_LEVEL_LOW>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&pmic_int_l>;
+		rockchip,system-power-controller;
+		max-buck-steps-per-change = <4>;
+		wakeup-source;
+
+		vcc1-supply = <&vcc5v0_sys>;
+		vcc2-supply = <&vcc5v0_sys>;
+		vcc3-supply = <&vcc5v0_sys>;
+		vcc4-supply = <&vcc5v0_sys>;
+		vcc6-supply = <&vcc5v0_sys>;
+		vcc7-supply = <&vcc5v0_sys>;
+		vcc8-supply = <&vcc3v3_sys_s3>;
+		vcc9-supply = <&vcc5v0_sys>;
+		vcc10-supply = <&vcc5v0_sys>;
+		vcc11-supply = <&vcc5v0_sys>;
+		vcc12-supply = <&vcc3v3_sys_s3>;
+		vddio-supply = <&vcc3v0_s3>;
+
+		regulators {
+			vdd_center: DCDC_REG1 {
+				regulator-name = "vdd_center";
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <800000>;
+				regulator-max-microvolt = <1000000>;
+				regulator-ramp-delay = <6001>;
+
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-microvolt = <950000>;
+				};
+			};
+
+			vdd_cpu_l: DCDC_REG2 {
+				regulator-name = "vdd_cpu_l";
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <750000>;
+				regulator-max-microvolt = <1350000>;
+				regulator-ramp-delay = <6001>;
+
+				regulator-state-mem {
+					regulator-off-in-suspend;
+				};
+			};
+
+			vcc_ddr_s3: DCDC_REG3 {
+				regulator-name = "vcc_ddr_s3";
+				regulator-always-on;
+				regulator-boot-on;
+
+				regulator-state-mem {
+					regulator-on-in-suspend;
+				};
+			};
+
+			vcc1v8_sys_s3: DCDC_REG4 {
+				regulator-name = "vcc1v8_sys_s3";
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <1800000>;
+
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-microvolt = <1800000>;
+				};
+			};
+
+			/* not used */
+			vcc1v8_dvp: LDO_REG1 {
+				regulator-name = "vcc1v8_dvp";
+			};
+
+			/* not used */
+			vcc3v0_touch: LDO_REG2 {
+				regulator-name = "vcc3v0_touch";
+			};
+
+			vcc1v8_s3: LDO_REG3 {
+				regulator-name = "vcc1v8_s3";
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <1800000>;
+
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-microvolt = <1800000>;
+				};
+			};
+
+			vcc_sdio_s0: LDO_REG4 {
+				regulator-name = "vcc_sdio_s0";
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <3300000>;
+
+				regulator-state-mem {
+					regulator-suspend-microvolt = <3300000>;
+				};
+			};
+
+			/* not used */
+			vcca3v0_codec: LDO_REG5 {
+				regulator-name = "vcca3v0_codec";
+			};
+
+			vcc1v5_s3: LDO_REG6 {
+				regulator-name = "vcc1v5_s3";
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <1500000>;
+				regulator-max-microvolt = <1500000>;
+
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-microvolt = <1500000>;
+				};
+			};
+
+			/* not used */
+			vcca1v8_codec: LDO_REG7 {
+				regulator-name = "vcca1v8_codec";
+			};
+
+			vcc3v0_s3: LDO_REG8 {
+				regulator-name = "vcc3v0_s3";
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <3000000>;
+				regulator-max-microvolt = <3000000>;
+
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-microvolt = <3000000>;
+				};
+			};
+
+			vcc3v3_sys_s0: SWITCH_REG1 {
+				regulator-name = "vcc3v3_sys_s0";
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-state-mem {
+					regulator-off-in-suspend;
+				};
+			};
+
+			vcc3v3_s0: SWITCH_REG2 {
+				regulator-name = "vcc3v3_s0";
+			};
+		};
+	};
+
+	vdd_cpu_b: regulator@40 {
+		compatible = "silergy,syr827";
+		reg = <0x40>;
+		fcs,suspend-voltage-selector = <1>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&vsel1_gpio>;
+		vsel-gpios = <&gpio1 RK_PC1 GPIO_ACTIVE_HIGH>;
+		regulator-compatible = "fan53555-reg";
+		regulator-name = "vdd_cpu_b";
+		regulator-min-microvolt = <712500>;
+		regulator-max-microvolt = <1500000>;
+		regulator-ramp-delay = <1000>;
+		regulator-always-on;
+		regulator-boot-on;
+		vin-supply = <&vcc5v0_sys>;
+
+		regulator-state-mem {
+			regulator-off-in-suspend;
+		};
+	};
+
+	vdd_gpu: regulator@41 {
+		compatible = "silergy,syr828";
+		reg = <0x41>;
+		fcs,suspend-voltage-selector = <1>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&vsel2_gpio>;
+		vsel-gpios = <&gpio1 RK_PB6 GPIO_ACTIVE_HIGH>;
+		regulator-compatible = "fan53555-reg";
+		regulator-name = "vdd_gpu";
+		regulator-min-microvolt = <712500>;
+		regulator-max-microvolt = <1500000>;
+		regulator-ramp-delay = <1000>;
+		regulator-always-on;
+		regulator-boot-on;
+		vin-supply = <&vcc5v0_sys>;
+
+		regulator-state-mem {
+			regulator-off-in-suspend;
+		};
+	};
+};
+
+&i2c2 {
+	clock-frequency = <400000>;
+	i2c-scl-rising-time-ns = <160>;
+	i2c-scl-falling-time-ns = <30>;
+	status = "okay";
+
+	gpio-expander@20 {
+		compatible = "nxp,pca9555";
+		reg = <0x20>;
+		gpio-controller;
+		#gpio-cells = <2>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&pca0_pins>;
+		interrupt-parent = <&gpio0>;
+		interrupts = <9 IRQ_TYPE_EDGE_FALLING>;
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		vcc-supply = <&vcc3v3_sys_s3>;
+	};
+
+	temp@4c {
+		compatible = "national,lm75";
+		reg = <0x4c>;
+		vcc-supply = <&vcc3v3_sys_s0>;
+	};
+};
+
+&i2c4 {
+	clock-frequency = <400000>;
+	i2c-scl-rising-time-ns = <160>;
+	i2c-scl-falling-time-ns = <30>;
+	status = "okay";
+
+	fusb0: typec-portc@22 {
+        /* For use with typec-fusb302 */
+		compatible = "fcs,fusb302";
+		reg = <0x22>;
+		interrupt-parent = <&gpio1>;
+		interrupts = <RK_PA2 IRQ_TYPE_LEVEL_LOW>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&fusb0_int>;
+		vbus-supply = <&vcc5v0_typec>;
+		status = "okay";
+
+		usb_con: connector {
+			compatible = "usb-c-connector";
+			label = "USB-C";
+			power-role = "dual";
+			data-role = "dual";
+			try-power-role = "sink";
+			source-pdos = <PDO_FIXED(5000, 1200, PDO_FIXED_USB_COMM)>;
+			sink-pdos = <PDO_FIXED(5000, 500, PDO_FIXED_USB_COMM)>;
+			op-sink-microwatt = <5000000>;
+
+			ports {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				port@0 {
+					reg = <0>;
+					usb_con_hs: endpoint {
+						remote-endpoint = <&u2phy0_typec_hs>;
+					};
+				};
+				port@1 {
+					reg = <1>;
+					usb_con_ss: endpoint {
+						remote-endpoint = <&tcphy0_typec_ss>;
+					};
+				};
+				port@2 {
+					reg = <2>;
+					usb_con_sbu: endpoint {
+						remote-endpoint = <&tcphy0_typec_dp>;
+					};
+				};
+			};
+		};
+	};
+};
+
+/* I2C on UEXT */
+&i2c7 {
+	status = "okay";
+};
+
+/* External I2C */
+&i2c8 {
+	status = "okay";
+};
+
+&i2s2 {
+	#sound-dai-cells = <0>;
+	status = "okay";
+};
+
+&io_domains {
+	status = "okay";
+	bt656-supply = <&vcc1v8_sys_s0>;
+	audio-supply = <&vcc1v8_sys_s0>;
+	sdmmc-supply = <&vcc_sdio_s0>;
+	gpio1830-supply = <&vcc3v0_s3>;
+};
+
+&pcie0 {
+	ep-gpios = <&gpio2 RK_PD4 GPIO_ACTIVE_HIGH>;
+	num-lanes = <2>;
+	max-link-speed = <2>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&pcie_prst &pcie_clkreqn_cpm>;
+	vpcie12v-supply = <&vcc12v_dcin>;
+	vpcie3v3-supply = <&pcie_power>;
+	vpcie1v8-supply = <&avdd_1v8_s0>;
+	vpcie0v9-supply = <&avdd_0v9_s0>;
+	status = "okay";
+};
+
+&pcie_phy {
+	status = "okay";
+};
+
+&pinctrl {
+	buttons {
+		pwrbtn: pwrbtn {
+			rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_up>;
+		};
+
+		user1btn: usr1btn {
+			rockchip,pins = <0 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+
+	charger {
+		ac_present_ap: ac-present-ap {
+			rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+
+		charger_status: charger-status {
+			rockchip,pins = <2 RK_PD3 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+
+	fan {
+		fan1_sense: fan1-sense {
+			rockchip,pins = <4 RK_PC5 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+
+		fan2_sense: fan2-sense {
+			rockchip,pins = <4 RK_PC7 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+
+	fusb30x {
+		fusb0_int: fusb0-int {
+			rockchip,pins = <1 RK_PA2 RK_FUNC_GPIO &pcfg_pull_up>;
+		};
+
+		fusb0_vbus_en: fusb0-vbus-en {
+			rockchip,pins = <1 RK_PA3 RK_FUNC_GPIO &pcfg_pull_up>;
+		};
+	};
+
+	gmac {
+		rgmii_phy_reset: rgmii-phy-reset {
+			rockchip,pins = <3 RK_PB7 RK_FUNC_GPIO &pcfg_output_low>;
+		};
+	};
+
+	leds {
+		network_act: network-act {
+			rockchip,pins = <0 RK_PA4 RK_FUNC_GPIO &pcfg_pull_down>;
+		};
+
+		usb3_act: usb3-act {
+			rockchip,pins = <0 RK_PB3 RK_FUNC_GPIO &pcfg_pull_down>;
+		};
+
+		sata_act: sata-act {
+			rockchip,pins = <4 RK_PD4 RK_FUNC_GPIO &pcfg_pull_down>;
+		};
+
+		system_led: sys-led {
+			rockchip,pins =
+				<0 RK_PB4 RK_FUNC_GPIO &pcfg_pull_down>,
+				<0 RK_PB5 RK_FUNC_GPIO &pcfg_pull_down>;
+		};
+
+		sata_err_led: sata-err-led {
+			rockchip,pins =
+				<2 RK_PA2 RK_FUNC_GPIO &pcfg_pull_down>,
+				<2 RK_PA3 RK_FUNC_GPIO &pcfg_pull_down>,
+				<2 RK_PA4 RK_FUNC_GPIO &pcfg_pull_down>,
+				<2 RK_PA5 RK_FUNC_GPIO &pcfg_pull_down>,
+				<2 RK_PA6 RK_FUNC_GPIO &pcfg_pull_down>;
+		};
+	};
+
+	misc {
+		pca0_pins: pca0-pins {
+			rockchip,pins = <0 RK_PB1 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+
+		wake_on_lan: wake-on-lan {
+			rockchip,pins = <0 RK_PB0 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+
+	pcie {
+		pcie_prst: pcie-prst {
+			rockchip,pins =
+				<2 RK_PD4 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+
+		pcie_pwr_en: pcie-pwr-en {
+			rockchip,pins = <1 RK_PD0 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+
+	pmic {
+		pmic_int_l: pmic-int-l {
+			rockchip,pins = <0 RK_PB2 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+
+		vsel1_gpio: vsel1-gpio {
+			rockchip,pins = <1 RK_PC1 RK_FUNC_GPIO &pcfg_pull_down>;
+		};
+
+		vsel2_gpio: vsel2-gpio {
+			rockchip,pins = <1 RK_PB6 RK_FUNC_GPIO &pcfg_pull_down>;
+		};
+	};
+
+	power  {
+		hdd_a_power: hdd-a-power {
+			rockchip,pins = <1 RK_PA0 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+
+		hdd_b_power: hdd-b-power {
+			rockchip,pins = <1 RK_PA1 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+
+		vcc5v0_usb_en: vcc5v0-usb-en {
+			rockchip,pins = <1 RK_PC6 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+
+		sdmmc0_pwr_h: sdmmc0-pwr-h {
+			rockchip,pins = <RK_GPIO0 RK_PA1 RK_FUNC_GPIO &pcfg_output_high>;
+		};
+
+		usb_lan_en: usb-lan-en {
+			rockchip,pins = <1 RK_PC7 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+};
+
+&pmu_io_domains {
+	pmu1830-supply = <&vcc3v0_s3>;
+	status = "okay";
+};
+
+&pwm0 {
+	status = "okay";
+};
+
+&pwm1 {
+	status = "okay";
+};
+
+&pwm2 {
+	status = "okay";
+};
+
+&pwm3 {
+	status = "okay";
+};
+
+&saradc {
+	vref-supply = <&vcc1v8_s3>;
+	status = "okay";
+};
+
+&sdhci {
+	assigned-clock-rates = <150000000>;
+	bus-width = <8>;
+	mmc-hs200-1_8v;
+	mmc-hs400-1_8v;
+	mmc-hs400-enhanced-strobe;
+	supports-emmc;
+	non-removable;
+	status = "okay";
+};
+
+&sdmmc {
+	bus-width = <4>;
+	cap-sd-highspeed;
+	disable-wp;
+	sd-uhs-sdr104;
+	pinctrl-names = "default";
+	pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd &sdmmc_bus4>;
+	vmmc-supply = <&vcc3v0_sd>;
+	vqmmc-supply = <&vcc_sdio_s0>;
+	status = "okay";
+};
+
+&spi1 {
+	status = "okay";
+};
+
+/* UEXT connector */
+&spi2 {
+	status = "okay";
+};
+
+&spi5 {
+	status = "okay";
+};
+
+&tcphy0 {
+	extcon = <&fusb0>;
+	status = "okay";
+};
+
+&tcphy0_dp {
+	port {
+		tcphy0_typec_dp: endpoint {
+			remote-endpoint = <&usb_con_sbu>;
+		};
+	};
+};
+
+&tcphy0_usb3 {
+    port {
+		tcphy0_typec_ss: endpoint {
+			remote-endpoint = <&usb_con_ss>;
+		};
+	};
+};
+
+&tcphy1 {
+	status = "okay";
+};
+
+&tsadc {
+	/* tshut mode 0:CRU 1:GPIO */
+	rockchip,hw-tshut-mode = <1>;
+	/* tshut polarity 0:LOW 1:HIGH */
+	rockchip,hw-tshut-polarity = <1>;
+	status = "okay";
+};
+
+&u2phy0 {
+	status = "okay";
+	extcon = <&fusb0>;
+
+	u2phy0_otg: otg-port {
+		status = "okay";
+
+		port {
+			u2phy0_typec_hs: endpoint {
+				remote-endpoint = <&usb_con_hs>;
+			};
+		};
+	};
+
+	u2phy0_host: host-port {
+		phy-supply = <&vcc5v0_usb>;
+		status = "okay";
+	};
+};
+
+&u2phy1 {
+	status = "okay";
+
+	u2phy1_otg: otg-port {
+		status = "okay";
+	};
+};
+
+&uart2 {
+	status = "okay";
+};
+
+&usb_host0_ehci {
+	status = "okay";
+};
+
+&usb_host0_ohci {
+	status = "okay";
+};
+
+&usbdrd3_0 {
+	extcon = <&fusb0>;
+	status = "okay";
+};
+
+&usbdrd_dwc3_0 {
+	status = "okay";
+	dr_mode = "otg";
+};
+
+&usbdrd3_1 {
+	status = "okay";
+};
+
+&usbdrd_dwc3_1 {
+	status = "okay";
+	dr_mode = "host";
+
+	#address-cells = <1>;
+	#size-cells = <0>;
+
+	int_hub: hub@1 {
+		compatible = "usb2109,0815";
+		reg = <1>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		int_hub_port1: port@1 {
+			reg = <1>;
+			#trigger-source-cells = <0>;
+		};
+
+		int_hub_port2: port@2 {
+			reg = <2>;
+			#trigger-source-cells = <0>;
+		};
+
+		int_hub_port3: port@3 {
+			reg = <3>;
+			#trigger-source-cells = <0>;
+		};
+
+		usb_lan: device@4 {
+			compatible = "usbbda,8156";
+			reg = <4>;
+
+			#address-cells = <2>;
+			#size-cells = <0>;
+
+			interface@0 {	/* interface 0 of configuration 1 */
+				compatible = "usbbda,8156.config1.0";
+				reg = <0 1>;
+			};
+		};
+	};
+};
+
+&vopb {
+	status = "okay";
+};
+
+&vopb_mmu {
+	status = "okay";
+};
+
+&vopl {
+	status = "okay";
+};
+
+&vopl_mmu {
+	status = "okay";
+};
diff --git a/arch/arm/mach-rockchip/rk3399/Kconfig b/arch/arm/mach-rockchip/rk3399/Kconfig
index 17628f9171..7890bafe56 100644
--- a/arch/arm/mach-rockchip/rk3399/Kconfig
+++ b/arch/arm/mach-rockchip/rk3399/Kconfig
@@ -28,6 +28,22 @@ config TARGET_PINEBOOK_PRO_RK3399
 	  with 4Gb RAM, onboard eMMC, USB-C, a USB3 and USB2 port,
 	  1920*1080 screen and all the usual laptop features.
 
+config TARGET_HELIOS64
+	bool "Kobol Innovations Helios64"
+	select BOARD_LATE_INIT
+	help
+	  Helios64 is a Network Attached Storage board based on Rockchip RK3399.
+
+	  Key features of the Helios64 include:
+	   * on-board PCIe to 5 Ports SATA Controller JMB585
+	   * on-board USB 3.0 hub (3x USB 3.0 host)
+	   * USB Type-C (Support DisplayPort Alt Mode)
+	   * on-board 1 Gigabit Ethernet
+	   * on-board 2.5 Gigabit Ethernet (Realtek RTL8156)
+	   * on-board eMMC
+	   * on-board LPDDR4
+	   * SPI, I2C, UART, GPIO
+
 config TARGET_PUMA_RK3399
 	bool "Theobroma Systems RK3399-Q7 (Puma)"
 	help
@@ -153,6 +169,7 @@ endif # BOOTCOUNT_LIMIT
 
 source "board/firefly/roc-pc-rk3399/Kconfig"
 source "board/google/gru/Kconfig"
+source "board/kobol/helios64/Kconfig"
 source "board/pine64/pinebook-pro-rk3399/Kconfig"
 source "board/pine64/rockpro64_rk3399/Kconfig"
 source "board/rockchip/evb_rk3399/Kconfig"
diff --git a/board/kobol/helios64/Kconfig b/board/kobol/helios64/Kconfig
new file mode 100644
index 0000000000..644cdbd8f3
--- /dev/null
+++ b/board/kobol/helios64/Kconfig
@@ -0,0 +1,24 @@
+if TARGET_HELIOS64
+
+config SYS_BOARD
+	default "helios64"
+
+config SYS_VENDOR
+	default "kobol"
+
+config SYS_CONFIG_NAME
+	default "helios64"
+
+config BOARD_SPECIFIC_OPTIONS # dummy
+	def_bool y
+
+config ENV_SECT_SIZE
+	default 0x1000 if ENV_IS_IN_SPI_FLASH
+
+config ENV_SIZE
+	default 0x8000
+
+config ENV_OFFSET
+	default 0x460000 if ENV_IS_IN_SPI_FLASH
+
+endif
diff --git a/board/kobol/helios64/MAINTAINERS b/board/kobol/helios64/MAINTAINERS
new file mode 100644
index 0000000000..646644d485
--- /dev/null
+++ b/board/kobol/helios64/MAINTAINERS
@@ -0,0 +1,6 @@
+HELIOS64 BOARD
+M:	Christian Glombek <lorbus@fedoraproject.org>
+S:	Maintained
+F:	board/kobol/helios64/
+F:	include/configs/helios64.h
+F:	configs/helios64_defconfig
diff --git a/board/kobol/helios64/Makefile b/board/kobol/helios64/Makefile
new file mode 100644
index 0000000000..ab34245a6d
--- /dev/null
+++ b/board/kobol/helios64/Makefile
@@ -0,0 +1,5 @@
+# SPDX-License-Identifier: GPL-2.0+
+#
+# Copyright (C) 2020 Aditya Prayoga <aditya@kobol.io>
+
+obj-y	:= helios64.o sys_otp.o
diff --git a/board/kobol/helios64/helios64.c b/board/kobol/helios64/helios64.c
new file mode 100644
index 0000000000..b1e3cd7484
--- /dev/null
+++ b/board/kobol/helios64/helios64.c
@@ -0,0 +1,298 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * (C) Copyright 2020 Aditya Prayoga <aditya@kobol.io>
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <env.h>
+#include <log.h>
+#include <led.h>
+#include <pci.h>
+#include <power/regulator.h>
+#include <scsi.h>
+#include <spl_gpio.h>
+#include <syscon.h>
+#include <usb.h>
+#include <linux/delay.h>
+#include <asm/io.h>
+#include <asm/gpio.h>
+#include <asm/arch-rockchip/clock.h>
+#include <asm/arch-rockchip/gpio.h>
+#include <asm/arch-rockchip/grf_rk3399.h>
+#include <asm/arch-rockchip/hardware.h>
+#include <asm/arch-rockchip/misc.h>
+#include <asm/arch-rockchip/periph.h>
+
+#include "sys_otp.h"
+
+#ifndef CONFIG_TPL_BUILD
+int board_early_init_f(void)
+{
+#ifdef CONFIG_SPL_BUILD
+#define GPIO0_BASE      0xff720000
+#define GRF_BASE		0xff770000
+	struct rk3399_grf_regs * const grf = (void *)GRF_BASE;
+	struct rockchip_gpio_regs * const gpio = (void *)GPIO0_BASE;
+
+	/* Turn ON status LED. At this stage, FDT & DM is not initialized yet */
+	spl_gpio_output(gpio, GPIO(BANK_B, 4), 1);
+#endif
+	return 0;
+}
+#endif
+
+#ifndef CONFIG_SPL_BUILD
+int board_early_init_r(void)
+{
+	read_otp_data();
+	return 0;
+}
+#endif
+
+#ifdef CONFIG_MISC_INIT_R
+#define GRF_IO_VSEL_BT565_SHIFT		0
+#define GRF_IO_VSEL_AUDIO_SHIFT		1
+#define GRF_IO_VSEL_SDMMC_SHIFT		2
+#define GRF_IO_VSEL_GPIO1830_SHIFT	3
+
+#define PMUGRF_CON0_VSEL_SHIFT		8
+#define PMUGRF_CON0_PMU1830_VOL_SHIFT   9
+static void setup_iodomain(void)
+{
+	struct rk3399_grf_regs *grf =
+		syscon_get_first_range(ROCKCHIP_SYSCON_GRF);
+	struct rk3399_pmugrf_regs *pmugrf =
+		syscon_get_first_range(ROCKCHIP_SYSCON_PMUGRF);
+
+	/* BT565 is in 1.8v domain */
+	rk_setreg(&grf->io_vsel, 1 << GRF_IO_VSEL_BT565_SHIFT);
+
+	/* AUDIO is in 1.8v domain */
+	rk_setreg(&grf->io_vsel, 1 << GRF_IO_VSEL_AUDIO_SHIFT);
+
+	/* SDMMC is in 3.0v domain */
+	rk_setreg(&grf->io_vsel, 0 << GRF_IO_VSEL_SDMMC_SHIFT);
+
+	/* GPIO1830 is in 3.0v domain */
+	rk_setreg(&grf->io_vsel, 0 << GRF_IO_VSEL_GPIO1830_SHIFT);
+
+	/* Set GPIO1 1.8v/3.0v source select to PMU1830_VOL */
+	rk_setreg(&pmugrf->soc_con0, 1 << PMUGRF_CON0_VSEL_SHIFT);
+	rk_setreg(&pmugrf->soc_con0, 0 << PMUGRF_CON0_PMU1830_VOL_SHIFT);
+}
+
+static void init_vdd_center(void)
+{
+	struct udevice *regulator;
+	struct dm_regulator_uclass_plat *uc_pdata;
+	int ret;
+
+	ret = regulator_get_by_platname("vdd_center", &regulator);
+	if (ret)
+		return;
+
+	uc_pdata = dev_get_uclass_plat(regulator);
+	ret = regulator_set_value(regulator, uc_pdata->init_uV);
+	if (ret)
+		debug("%s vdd_center init fail! ret %d\n", __func__, ret);
+}
+
+/*
+ * Swap mmc0 and mmc1 in boot_targets if booted from SD-Card.
+ *
+ * If bootsource is uSD-card we can assume that we want to use the
+ * SD-Card instead of the eMMC as first boot_target for distroboot.
+ * We only want to swap the defaults and not any custom environment a
+ * user has set. We exit early if a changed boot_targets environment
+ * is detected.
+ */
+static int setup_boottargets(void)
+{
+	const char *boot_device =
+		ofnode_read_chosen_string("u-boot,spl-boot-device");
+	char *env_default, *env;
+
+	if (!boot_device) {
+		debug("%s: /chosen/u-boot,spl-boot-device not set\n",
+		      __func__);
+		return -1;
+	}
+	debug("%s: booted from %s\n", __func__, boot_device);
+
+	env_default = env_get_default("boot_targets");
+	env = env_get("boot_targets");
+	if (!env) {
+		debug("%s: boot_targets does not exist\n", __func__);
+		return -1;
+	}
+	debug("%s: boot_targets current: %s - default: %s\n",
+		__func__, env, env_default);
+
+	if (strcmp(env_default, env) != 0) {
+		debug("%s: boot_targets not default, don't change it\n",
+			__func__);
+		return 0;
+	}
+
+	/*
+	 * Only run, if booting from mmc1 (i.e. /mmc@fe320000) and
+	 * only consider cases where the default boot-order first
+	 * tries to boot from mmc0 (eMMC) and then from mmc1
+	 * (i.e. external SD).
+	 *
+	 * In other words: the SD card will be moved to earlier in the
+	 * order, if U-Boot was also loaded from the SD-card.
+	 */
+	if (!strcmp(boot_device, "/mmc@fe320000")) {
+		char *mmc0, *mmc1;
+
+		debug("%s: booted from SD-Card\n", __func__);
+		mmc0 = strstr(env, "mmc0");
+		mmc1 = strstr(env, "mmc1");
+
+		if (!mmc0 || !mmc1) {
+			debug("%s: only one mmc boot_target found\n", __func__);
+			return -1;
+		}
+
+		/*
+		 * If mmc0 comes first in the boot order, we need to change
+		 * the strings to make mmc1 first.
+		 */
+		if (mmc0 < mmc1) {
+			mmc0[3] = '1';
+			mmc1[3] = '0';
+			debug("%s: set boot_targets to: %s\n", __func__, env);
+			env_set("boot_targets", env);
+		}
+	}
+
+	return 0;
+}
+
+static void setup_leds(void)
+{
+	struct udevice *dev;
+
+	led_get_by_label("helios64::status", &dev);
+	led_set_state(dev, LEDST_OFF);
+	mdelay(250);
+	led_set_state(dev, LEDST_ON);
+}
+
+int misc_init_r(void)
+{
+	const u32 cpuid_offset = 0x7;
+	const u32 cpuid_length = 0x10;
+	u8 cpuid[cpuid_length];
+	int ret;
+
+	setup_iodomain();
+	init_vdd_center();
+	set_board_info();
+
+	ret = rockchip_cpuid_from_efuse(cpuid_offset, cpuid_length, cpuid);
+	if (ret)
+		return ret;
+
+	ret = rockchip_cpuid_set(cpuid, cpuid_length);
+	if (ret)
+		return ret;
+
+	if (mac_read_from_otp())
+		ret = rockchip_setup_macaddr();
+
+	setup_boottargets();
+	setup_leds();
+
+	return ret;
+}
+#endif
+
+#ifdef CONFIG_LAST_STAGE_INIT
+static void auto_power_enable(void)
+{
+	struct gpio_desc *enable, *clock;
+
+	if (gpio_hog_lookup_name("AUTO_ON_EN_D", &enable)) {
+		debug("Fail to get AUTO_ON_EN_D\n");
+		return;
+	}
+
+	if (gpio_hog_lookup_name("AUTO_ON_EN_CLK", &clock)) {
+		debug("Fail to get AUTO_ON_EN_CLK\n");
+		return;
+	}
+
+	dm_gpio_set_value(enable, 1);
+	dm_gpio_set_value(clock, 1);
+	mdelay(10);
+	dm_gpio_set_value(clock, 0);
+}
+
+static void sata_power_enable(void)
+{
+	struct udevice *rail_a, *rail_b;
+	int ret;
+
+	ret = regulator_get_by_platname("power_hdd_a", &rail_a);
+	if (!ret) {
+		ret = regulator_set_enable(rail_a, true);
+		if (!ret)
+			mdelay(10000);
+	}
+
+	ret = regulator_get_by_platname("power_hdd_b", &rail_b);
+	if (!ret)
+		ret = regulator_set_enable(rail_b, true);
+
+}
+
+int last_stage_init(void)
+{
+	auto_power_enable();
+	sata_power_enable();
+
+#ifdef CONFIG_PCI
+	scsi_scan(true);
+#endif
+
+	return 0;
+}
+#endif
+
+#if defined(CONFIG_DISPLAY_BOARDINFO_LATE)
+int checkboard(void)
+{
+	int major, minor;
+
+	printf("Revision: ");
+
+	if (!get_revision(&major, &minor))
+		printf("%i.%i - %s\n", major, minor, get_variant());
+	else
+		printf("UNKNOWN\n");
+
+	return 0;
+}
+#endif
+
+#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
+int ft_board_setup(void *blob, struct bd_info *bd)
+{
+	char *env;
+
+	env = env_get("board_rev");
+	if (env)
+		fdt_setprop_string(blob, fdt_path_offset(blob, "/"),
+			"kobol,board-rev", env);
+
+	env = env_get("cpuid#");
+	if (env)
+		fdt_setprop_string(blob, fdt_path_offset(blob, "/"),
+			"kobol,cpu-id", env);
+
+	return 0;
+}
+#endif
diff --git a/board/kobol/helios64/sys_otp.c b/board/kobol/helios64/sys_otp.c
new file mode 100644
index 0000000000..8c20693c0e
--- /dev/null
+++ b/board/kobol/helios64/sys_otp.c
@@ -0,0 +1,250 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+
+#include <linux/types.h>
+#include <dm.h>
+#include <spi.h>
+#include <log.h>
+#include <net.h>
+#include <u-boot/crc.h>
+
+#include "sys_otp.h"
+
+#define OTP_DEVICE_BUS  0
+#define OTP_DEVICE_CS   0
+#define MAX_NUM_PORTS	2
+
+enum board_variant {
+	BOARD_VARIANT_INVALID = 0,
+	BOARD_VARIANT_ENG_SAMPLE,
+	BOARD_VARIANT_4G_PROD_NO_ECC,
+	BOARD_VARIANT_MAX
+};
+
+struct  __attribute__ ((__packed__)) otp_data_t {
+	u8 magic[8];
+	u8 part_num[16];
+	u8 variant;
+	u8 revision;
+	u8 serial_num[6];
+	u8 mfg_year[2];
+	u8 mfg_month;
+	u8 mfg_day;
+	u8 mac_addr[MAX_NUM_PORTS][6];
+	u8 reserved[204];
+	u32 checksum;
+} otp;
+
+static struct spi_slave *slave;
+static int has_been_read = 0;
+static int data_valid = 0;
+
+static inline int is_data_valid(void)
+{
+	return data_valid;
+}
+
+static inline int is_valid_header(void)
+{
+	if ((otp.magic[0] == 'H') || (otp.magic[1] == '6') ||
+		(otp.magic[2] == '4') || (otp.magic[3] == 'N') ||
+		(otp.magic[4] == 'P') || (otp.magic[5] == 'V') ||
+		(otp.magic[6] == '1') || (otp.magic[7] == 0))
+
+		return 1;
+
+	return 0;
+}
+
+static int init_system_otp(int bus, int cs)
+{
+	int ret;
+	char name[30], *str;
+	struct udevice *dev;
+
+	snprintf(name, sizeof(name), "generic_%d:%d", bus, cs);
+	str = strdup(name);
+	if (!str)
+		return -ENOMEM;
+	ret = spi_get_bus_and_cs(bus, cs, 25000000, CONFIG_DEFAULT_SPI_MODE, "spi_generic_drv",
+				 str, &dev, &slave);
+	return ret;
+}
+
+#ifdef DEBUG
+/**
+ * show_otp_data - display the contents of the OTP register
+ */
+static void show_otp_data(void)
+{
+	u32 i;
+	u32 crc;
+
+	const char* var_str[BOARD_VARIANT_MAX] = {
+			"Invalid variant",
+			"Engineering Sample",
+			"Production - 4GB non ECC"
+	};
+
+	printf("\n");
+	printf("Register dump: (%lu bytes)\n", sizeof(otp));
+	for (i = 0; i < sizeof(otp); i++) {
+		if ((i % 16) == 0)
+			printf("%02X: ", i);
+		printf("%02X ", ((u8 *)&otp)[i]);
+		if (((i % 16) == 15) || (i == sizeof(otp) - 1))
+			printf("\n");
+	}
+
+	if (!is_valid_header())
+		return;
+
+	printf("Part Number: %s\n", otp.part_num);
+	printf("Variant: %s\n", var_str[otp.variant]);
+	printf("Revision: %x.%x\n", (otp.revision & 0xf0) >> 4, otp.revision & 0x0f);
+	printf("Serial Number: %012llx\n", *((uint64_t*) otp.serial_num) &
+		0xFFFFFFFFFFFF);
+	printf("Manufacturing Date: %02X-%02X-%04X (DD-MM-YYYY)\n", otp.mfg_day,
+		otp.mfg_month, *(u16*) otp.mfg_year);
+
+	printf("1GbE MAC Address:   %02X:%02X:%02X:%02X:%02X:%02X\n",
+		otp.mac_addr[0][0], otp.mac_addr[0][1], otp.mac_addr[0][2],
+		otp.mac_addr[0][3], otp.mac_addr[0][4], otp.mac_addr[0][5]);
+
+	printf("2.5GbE MAC Address: %02X:%02X:%02X:%02X:%02X:%02X\n",
+		otp.mac_addr[1][0], otp.mac_addr[1][1], otp.mac_addr[1][2],
+		otp.mac_addr[1][3], otp.mac_addr[1][4], otp.mac_addr[1][5]);
+
+	crc = crc32(0, (void *)&otp, sizeof(otp) - 4);
+
+	if (crc == le32_to_cpu(otp.checksum))
+		printf("CRC: %08x\n\n", le32_to_cpu(otp.checksum));
+	else
+		printf("CRC: %08x (should be %08x)\n\n",
+			   le32_to_cpu(otp.checksum), crc);
+
+}
+#endif
+
+int read_otp_data(void)
+{
+	int ret;
+	u8 dout[5];
+
+	if (has_been_read) {
+		if (is_data_valid())
+			return 0;
+		else
+			goto data_invalid;
+	}
+
+	ret = init_system_otp(OTP_DEVICE_BUS, OTP_DEVICE_CS);
+	if (ret)
+		return ret;
+
+	ret = spi_claim_bus(slave);
+	if (ret) {
+		debug("SPI: Failed to claim SPI bus: %d\n", ret);
+		return ret;
+	}
+
+	dout[0] = 0x48;
+	dout[1] = 0x00;
+	dout[2] = 0x10; /* Security Register #1 */
+	dout[3] = 0x00;
+	dout[4] = 0x00; /* Dummy Byte */
+
+	ret = spi_write_then_read(slave, dout, sizeof(dout), NULL, (u8 *)&otp,
+			sizeof(otp));
+
+	spi_release_bus(slave);
+#ifdef DEBUG
+	show_otp_data();
+#endif
+
+	has_been_read = (ret == 0) ? 1 : 0;
+	if (!is_valid_header())
+		goto data_invalid;
+
+	if (crc32(0, (void *)&otp, sizeof(otp) - 4) ==
+		le32_to_cpu(otp.checksum))
+		data_valid = 1;
+
+	if (!is_data_valid())
+		goto data_invalid;
+
+	return 0;
+
+data_invalid:
+	printf("Invalid board ID data!\n");
+	return -1;
+}
+
+int get_revision(int *major, int *minor)
+{
+	if (!is_data_valid())
+		return -1;
+
+	*major = (otp.revision & 0xf0) >> 4;
+	*minor = otp.revision & 0x0f;
+
+	return 0;
+}
+
+const char *get_variant(void)
+{
+	const char* var_str[BOARD_VARIANT_MAX] = {
+		"Unknown",
+		"Engineering Sample",
+		"4GB non ECC"
+	};
+
+	if ((otp.variant < BOARD_VARIANT_ENG_SAMPLE) ||
+		(otp.variant >= BOARD_VARIANT_MAX))
+		return var_str[0];
+
+	return var_str[otp.variant];
+}
+
+void set_board_info(void)
+{
+	char env_str[13];
+
+	if (!is_data_valid())
+		return;
+
+	snprintf(env_str, sizeof(env_str), "%i.%i", (otp.revision & 0xf0) >> 4, otp.revision & 0x0f);
+	env_set("board_rev", env_str);
+
+	sprintf(env_str, "%012llx", *((uint64_t*) otp.serial_num) &
+		0xFFFFFFFFFFFF);
+
+	env_set("serial#", env_str);
+}
+
+int mac_read_from_otp(void)
+{
+	unsigned int i;
+	int ret;
+
+	if (!is_data_valid())
+		return -1;
+
+	for (i = 0; i < MAX_NUM_PORTS; i++) {
+		char enetvar[9];
+
+		sprintf(enetvar, i ? "eth%daddr" : "ethaddr", i);
+
+		if (!is_valid_ethaddr(otp.mac_addr[i])) {
+			debug("Not valid %s!\n", enetvar);
+			continue;
+		}
+
+		/* Only initialize environment variables that are blank
+		 * (i.e. have not yet been set)
+		 */
+		if (!env_get(enetvar))
+			eth_env_set_enetaddr(enetvar, otp.mac_addr[i]);
+	}
+
+	return ret;
+}
diff --git a/board/kobol/helios64/sys_otp.h b/board/kobol/helios64/sys_otp.h
new file mode 100644
index 0000000000..48273d4a95
--- /dev/null
+++ b/board/kobol/helios64/sys_otp.h
@@ -0,0 +1,12 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+
+#ifndef __HELIOS64_SYS_OTP_H
+#define __HELIOS64_SYS_OTP_H
+
+int read_otp_data(void);
+void set_board_info(void);
+int get_revision(int *major, int *minor);
+const char *get_variant(void);
+int mac_read_from_otp(void);
+
+#endif
diff --git a/configs/helios64-rk3399_defconfig b/configs/helios64-rk3399_defconfig
new file mode 100644
index 0000000000..6aee24011e
--- /dev/null
+++ b/configs/helios64-rk3399_defconfig
@@ -0,0 +1,142 @@
+CONFIG_ARM=y
+CONFIG_ARCH_ROCKCHIP=y
+CONFIG_SYS_TEXT_BASE=0x00200000
+CONFIG_SPL_GPIO_SUPPORT=y
+CONFIG_ENV_OFFSET=0x3F8000
+CONFIG_ROCKCHIP_RK3399=y
+CONFIG_TARGET_HELIOS64=y
+CONFIG_NR_DRAM_BANKS=1
+CONFIG_DEBUG_UART_BASE=0xFF1A0000
+CONFIG_DEBUG_UART_CLOCK=24000000
+CONFIG_SPL_SPI_FLASH_SUPPORT=y
+CONFIG_SPL_SPI_SUPPORT=y
+CONFIG_DEBUG_UART=y
+CONFIG_AHCI=y
+# CONFIG_ANDROID_BOOT_IMAGE is not set
+CONFIG_OF_BOARD_SETUP=y
+CONFIG_USE_PREBOOT=y
+CONFIG_CONSOLE_MUX=y
+CONFIG_SYS_CONSOLE_ENV_OVERWRITE=y
+CONFIG_DEFAULT_FDT_FILE="rockchip/rk3399-kobol-helios64.dtb"
+CONFIG_MISC_INIT_R=y
+CONFIG_VERSION_VARIABLE=y
+# CONFIG_DISPLAY_BOARDINFO is not set
+CONFIG_DISPLAY_BOARDINFO_LATE=y
+CONFIG_BOARD_TYPES=y
+CONFIG_BOARD_EARLY_INIT_F=y
+CONFIG_BOARD_EARLY_INIT_R=y
+CONFIG_LAST_STAGE_INIT=y
+# CONFIG_SPL_RAW_IMAGE_SUPPORT is not set
+CONFIG_SPL_STACK_R=y
+CONFIG_SPL_STACK_R_MALLOC_SIMPLE_LEN=0x10000
+CONFIG_SPL_I2C_SUPPORT=y
+CONFIG_SPL_POWER_SUPPORT=y
+CONFIG_SPL_SPI_LOAD=y
+CONFIG_TPL=y
+CONFIG_CMD_CONFIG=y
+CONFIG_CMD_BOOTZ=y
+# CONFIG_BOOTM_PLAN9 is not set
+# CONFIG_BOOTM_RTEMS is not set
+# CONFIG_BOOTM_VXWORKS is not set
+CONFIG_CMD_BOOTEFI_HELLO=y
+CONFIG_CMD_BOOTMENU=y
+CONFIG_CRC32_VERIFY=y
+CONFIG_CMD_MD5SUM=y
+CONFIG_MD5SUM_VERIFY=y
+CONFIG_CMD_MEMINFO=y
+CONFIG_CMD_MX_CYCLIC=y
+CONFIG_CMD_SHA1SUM=y
+CONFIG_SHA1SUM_VERIFY=y
+CONFIG_CMD_STRINGS=y
+CONFIG_CMD_ADC=y
+CONFIG_CMD_GPIO=y
+CONFIG_CMD_GPT=y
+CONFIG_CMD_I2C=y
+CONFIG_CMD_MMC=y
+CONFIG_CMD_PCI=y
+CONFIG_CMD_POWEROFF=y
+CONFIG_CMD_READ=y
+CONFIG_CMD_SPI=y
+CONFIG_CMD_USB=y
+CONFIG_CMD_ROCKUSB=y
+CONFIG_CMD_USB_MASS_STORAGE=y
+CONFIG_CMD_EFIDEBUG=y
+CONFIG_CMD_EXCEPTION=y
+CONFIG_CMD_TIME=y
+CONFIG_CMD_PMIC=y
+CONFIG_CMD_REGULATOR=y
+CONFIG_CMD_FS_UUID=y
+CONFIG_PARTITION_TYPE_GUID=y
+CONFIG_SPL_OF_CONTROL=y
+CONFIG_OF_LIVE=y
+CONFIG_DEFAULT_DEVICE_TREE="rk3399-kobol-helios64"
+CONFIG_OF_SPL_REMOVE_PROPS="pinctrl-0 pinctrl-names clock-names interrupt-parent assigned-clocks assigned-clock-rates assigned-clock-parents"
+CONFIG_ENV_IS_IN_MMC=y
+CONFIG_SYS_RELOC_GD_ENV_ADDR=y
+CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y
+CONFIG_IP_DEFRAG=y
+# CONFIG_DM_DEVICE_REMOVE is not set
+CONFIG_SCSI_AHCI=y
+CONFIG_AHCI_PCI=y
+CONFIG_SPL_FIRMWARE=y
+CONFIG_GPIO_HOG=y
+CONFIG_ROCKCHIP_GPIO=y
+CONFIG_DM_PCA953X=y
+CONFIG_I2C_SET_DEFAULT_BUS_NUM=y
+CONFIG_I2C_DEFAULT_BUS_NUMBER=0x8
+CONFIG_SYS_I2C_ROCKCHIP=y
+CONFIG_LED=y
+CONFIG_LED_GPIO=y
+CONFIG_MISC=y
+CONFIG_ROCKCHIP_EFUSE=y
+CONFIG_ROCKCHIP_OTP=y
+CONFIG_MMC_DW=y
+CONFIG_MMC_DW_ROCKCHIP=y
+CONFIG_MMC_SDHCI=y
+CONFIG_MMC_SDHCI_ROCKCHIP=y
+CONFIG_SPI_FLASH_WINBOND=y
+CONFIG_PHY_REALTEK=y
+CONFIG_DM_ETH=y
+CONFIG_DM_MDIO=y
+CONFIG_PHY_GIGE=y
+CONFIG_ETH_DESIGNWARE=y
+CONFIG_RGMII=y
+CONFIG_MII=y
+CONFIG_GMAC_ROCKCHIP=y
+CONFIG_PCI=y
+CONFIG_PHY_ROCKCHIP_INNO_USB2=y
+CONFIG_PHY_ROCKCHIP_TYPEC=y
+CONFIG_DM_PMIC_FAN53555=y
+CONFIG_PMIC_RK8XX=y
+CONFIG_SPL_DM_REGULATOR=y
+CONFIG_REGULATOR_PWM=y
+CONFIG_SPL_DM_REGULATOR_FIXED=y
+CONFIG_DM_REGULATOR_GPIO=y
+CONFIG_SPL_DM_REGULATOR_GPIO=y
+CONFIG_REGULATOR_RK8XX=y
+CONFIG_PWM_ROCKCHIP=y
+CONFIG_RAM_RK3399_LPDDR4=y
+CONFIG_DM_RESET=y
+CONFIG_SCSI=y
+CONFIG_DM_SCSI=y
+CONFIG_BAUDRATE=1500000
+CONFIG_DEBUG_UART_SHIFT=2
+CONFIG_ROCKCHIP_SPI=y
+CONFIG_SYSRESET=y
+CONFIG_SYSRESET_SYSCON=y
+CONFIG_DM_THERMAL=y
+CONFIG_USB=y
+# CONFIG_SPL_DM_USB is not set
+CONFIG_USB_XHCI_HCD=y
+CONFIG_USB_XHCI_DWC3=y
+CONFIG_USB_EHCI_HCD=y
+CONFIG_USB_EHCI_GENERIC=y
+CONFIG_USB_DWC3=y
+CONFIG_USB_DWC3_GENERIC=y
+CONFIG_USB_GADGET=y
+CONFIG_USB_FUNCTION_ROCKUSB=y
+CONFIG_USB_HOST_ETHER=y
+CONFIG_USB_ETHER_RTL8152=y
+CONFIG_SPL_TINY_MEMSET=y
+CONFIG_ERRNO_STR=y
+CONFIG_HEXDUMP=y
diff --git a/include/configs/helios64.h b/include/configs/helios64.h
new file mode 100644
index 0000000000..6fca9a6be0
--- /dev/null
+++ b/include/configs/helios64.h
@@ -0,0 +1,47 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * (C) Copyright 2020 Aditya Prayoga <aditya@kobol.io>
+ */
+
+#ifndef __HELIOS64_H
+#define __HELIOS64_H
+
+#include <configs/rk3399_common.h>
+
+#define SDRAM_BANK_SIZE			(2UL << 30)
+
+#if defined(CONFIG_ENV_IS_IN_MMC)
+	#define CONFIG_SYS_MMC_ENV_DEV 0
+#elif defined(CONFIG_ENV_IS_IN_SPI_FLASH)
+	#define CONFIG_ENV_SPI_BUS		CONFIG_SF_DEFAULT_BUS
+	#define CONFIG_ENV_SPI_CS		CONFIG_SF_DEFAULT_CS
+	#define CONFIG_ENV_SPI_MODE		CONFIG_SF_DEFAULT_MODE
+	#define CONFIG_ENV_SPI_MAX_HZ	CONFIG_SF_DEFAULT_SPEED
+#endif
+
+
+#ifndef CONFIG_SPL_BUILD
+#if CONFIG_IS_ENABLED(SCSI)
+
+	#define CONFIG_SYS_SCSI_MAX_SCSI_ID     5
+	#define CONFIG_SYS_SCSI_MAX_LUN         1
+	#define CONFIG_SYS_SCSI_MAX_DEVICE      (CONFIG_SYS_SCSI_MAX_SCSI_ID * \
+						CONFIG_SYS_SCSI_MAX_LUN)
+
+	#define BOOT_TARGET_SCSI(func) \
+	    func(SCSI, scsi, 0)
+#else
+	#define BOOT_TARGET_SCSI(func)
+#endif
+
+#undef BOOT_TARGET_DEVICES
+#define BOOT_TARGET_DEVICES(func) \
+	BOOT_TARGET_MMC(func) \
+	BOOT_TARGET_USB(func) \
+	BOOT_TARGET_SCSI(func) \
+	BOOT_TARGET_PXE(func) \
+	BOOT_TARGET_DHCP(func)
+
+#endif
+
+#endif
-- 
2.29.2