rockchip: board: add Hardkernel Odroid Go2 board

Also known as Odroid Go Advance but named Go2 internally by the
vendor it seems.

Signed-off-by: Heiko Stuebner <heiko.stuebner@theobroma-systems.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
diff --git a/arch/arm/dts/rk3326-odroid-go2-u-boot.dtsi b/arch/arm/dts/rk3326-odroid-go2-u-boot.dtsi
new file mode 100644
index 0000000..00767d2
--- /dev/null
+++ b/arch/arm/dts/rk3326-odroid-go2-u-boot.dtsi
@@ -0,0 +1,72 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2020 Theobroma Systems Design und Consulting GmbH
+ */
+
+/ {
+	chosen {
+		u-boot,spl-boot-order = &sdmmc;
+	};
+};
+
+&cru {
+	u-boot,dm-pre-reloc;
+};
+
+&dmc {
+	u-boot,dm-pre-reloc;
+};
+
+&gpio0 {
+	u-boot,dm-pre-reloc;
+};
+
+&gpio1 {
+	u-boot,dm-pre-reloc;
+};
+
+&gpio2 {
+	u-boot,dm-pre-reloc;
+};
+
+&gpio3 {
+	u-boot,dm-pre-reloc;
+};
+
+&grf {
+	u-boot,dm-pre-reloc;
+};
+
+&pmucru {
+	u-boot,dm-pre-reloc;
+};
+
+&pmugrf {
+	u-boot,dm-pre-reloc;
+};
+
+&saradc {
+	u-boot,dm-pre-reloc;
+	status = "okay";
+};
+
+&sdmmc {
+	u-boot,dm-pre-reloc;
+
+	/* mmc to sram can't do dma, prevent aborts transferring TF-A parts */
+	u-boot,spl-fifo-mode;
+};
+
+&uart1 {
+	clock-frequency = <24000000>;
+	u-boot,dm-pre-reloc;
+};
+
+&uart2 {
+	clock-frequency = <24000000>;
+	u-boot,dm-pre-reloc;
+};
+
+&xin24m {
+	u-boot,dm-pre-reloc;
+};
diff --git a/arch/arm/mach-rockchip/px30/Kconfig b/arch/arm/mach-rockchip/px30/Kconfig
index 9f3ad4f..f5373c6 100644
--- a/arch/arm/mach-rockchip/px30/Kconfig
+++ b/arch/arm/mach-rockchip/px30/Kconfig
@@ -3,6 +3,9 @@
 config TARGET_EVB_PX30
 	bool "EVB_PX30"
 
+config TARGET_ODROID_GO2
+	bool "ODROID_GO2"
+
 config ROCKCHIP_BOOT_MODE_REG
 	default 0xff010200
 
@@ -36,6 +39,7 @@
 	  For using the UART for early debugging the route to use needs
 	  to be declared (0 or 1).
 
+source "board/hardkernel/odroid_go2/Kconfig"
 source "board/rockchip/evb_px30/Kconfig"
 
 endif
diff --git a/board/hardkernel/odroid_go2/Kconfig b/board/hardkernel/odroid_go2/Kconfig
new file mode 100644
index 0000000..cf3f7c9
--- /dev/null
+++ b/board/hardkernel/odroid_go2/Kconfig
@@ -0,0 +1,15 @@
+if TARGET_ODROID_GO2
+
+config SYS_BOARD
+	default "odroid_go2"
+
+config SYS_VENDOR
+	default "hardkernel"
+
+config SYS_CONFIG_NAME
+	default "odroid_go2"
+
+config BOARD_SPECIFIC_OPTIONS # dummy
+	def_bool y
+
+endif
diff --git a/board/hardkernel/odroid_go2/MAINTAINERS b/board/hardkernel/odroid_go2/MAINTAINERS
new file mode 100644
index 0000000..eab622a
--- /dev/null
+++ b/board/hardkernel/odroid_go2/MAINTAINERS
@@ -0,0 +1,6 @@
+GO2
+M:      Heiko Stuebner <heiko.stuebner@theobroma-systems.com>
+S:      Maintained
+F:      board/odroid/go2
+F:      include/configs/odroid_go2.h
+F:      configs/odroid-go2_defconfig
diff --git a/board/hardkernel/odroid_go2/Makefile b/board/hardkernel/odroid_go2/Makefile
new file mode 100644
index 0000000..51b9d24
--- /dev/null
+++ b/board/hardkernel/odroid_go2/Makefile
@@ -0,0 +1,7 @@
+#
+# Copyright (c) 2020 Theobroma Systems Design und Consulting GmbH
+#
+# SPDX-License-Identifier:     GPL-2.0+
+#
+
+obj-y	+= go2.o
diff --git a/board/hardkernel/odroid_go2/go2.c b/board/hardkernel/odroid_go2/go2.c
new file mode 100644
index 0000000..29464ae
--- /dev/null
+++ b/board/hardkernel/odroid_go2/go2.c
@@ -0,0 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * (C) Copyright 2019 Rockchip Electronics Co., Ltd
+ */
diff --git a/configs/odroid-go2_defconfig b/configs/odroid-go2_defconfig
new file mode 100644
index 0000000..6eb85a9
--- /dev/null
+++ b/configs/odroid-go2_defconfig
@@ -0,0 +1,119 @@
+CONFIG_ARM=y
+CONFIG_ARCH_ROCKCHIP=y
+CONFIG_SYS_TEXT_BASE=0x00200000
+CONFIG_SPL_LIBCOMMON_SUPPORT=y
+CONFIG_SPL_LIBGENERIC_SUPPORT=y
+CONFIG_SYS_MALLOC_F_LEN=0x2000
+CONFIG_ENV_SIZE=0x4000
+CONFIG_ENV_OFFSET=0x4000
+CONFIG_ROCKCHIP_PX30=y
+CONFIG_TARGET_ODROID_GO2=y
+CONFIG_TPL_LIBGENERIC_SUPPORT=y
+CONFIG_SPL_DRIVERS_MISC_SUPPORT=y
+CONFIG_SPL_STACK_R_ADDR=0x600000
+CONFIG_NR_DRAM_BANKS=1
+CONFIG_DEBUG_UART_BASE=0xFF160000
+CONFIG_DEBUG_UART_CLOCK=24000000
+CONFIG_DEBUG_UART=y
+CONFIG_DEBUG_UART_CHANNEL=1
+CONFIG_SPL_TEXT_BASE=0x00000000
+CONFIG_TPL_SYS_MALLOC_F_LEN=0x600
+# CONFIG_ANDROID_BOOT_IMAGE is not set
+CONFIG_FIT=y
+CONFIG_FIT_VERBOSE=y
+CONFIG_FIT_BEST_MATCH=y
+CONFIG_SPL_LOAD_FIT=y
+# CONFIG_CONSOLE_MUX is not set
+CONFIG_DEFAULT_FDT_FILE="rk3326-odroidgo2.dtb"
+CONFIG_MISC_INIT_R=y
+# CONFIG_DISPLAY_CPUINFO is not set
+CONFIG_DISPLAY_BOARDINFO_LATE=y
+CONFIG_SPL_BOOTROM_SUPPORT=y
+# CONFIG_SPL_RAW_IMAGE_SUPPORT is not set
+CONFIG_SPL_STACK_R=y
+CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR=0x200
+# CONFIG_TPL_BANNER_PRINT is not set
+CONFIG_SPL_CRC32_SUPPORT=y
+CONFIG_SPL_ATF=y
+# CONFIG_TPL_FRAMEWORK is not set
+CONFIG_SPL_I2C_SUPPORT=y
+CONFIG_SPL_POWER_SUPPORT=y
+# CONFIG_CMD_BOOTD is not set
+# CONFIG_CMD_ELF is not set
+# CONFIG_CMD_IMI is not set
+# CONFIG_CMD_XIMG is not set
+# CONFIG_CMD_LZMADEC is not set
+# CONFIG_CMD_UNZIP is not set
+# CONFIG_CMD_FLASH is not set
+CONFIG_CMD_GPT=y
+# CONFIG_CMD_LOADB is not set
+# CONFIG_CMD_LOADS is not set
+CONFIG_CMD_MMC=y
+CONFIG_CMD_USB=y
+CONFIG_CMD_USB_MASS_STORAGE=y
+# CONFIG_CMD_ITEST is not set
+CONFIG_CMD_SETEXPR=y
+# CONFIG_CMD_MISC is not set
+# CONFIG_SPL_DOS_PARTITION is not set
+# CONFIG_ISO_PARTITION is not set
+CONFIG_EFI_PARTITION_ENTRIES_NUMBERS=64
+CONFIG_SPL_OF_CONTROL=y
+CONFIG_OF_LIVE=y
+CONFIG_DEFAULT_DEVICE_TREE="rk3326-odroid-go2"
+CONFIG_OF_SPL_REMOVE_PROPS="pinctrl-0 pinctrl-names interrupt-parent assigned-clocks assigned-clock-rates assigned-clock-parents"
+CONFIG_ENV_IS_IN_MMC=y
+CONFIG_REGMAP=y
+CONFIG_SPL_REGMAP=y
+CONFIG_SYSCON=y
+CONFIG_SPL_SYSCON=y
+CONFIG_CLK=y
+CONFIG_SPL_CLK=y
+CONFIG_FASTBOOT_BUF_ADDR=0x800800
+CONFIG_FASTBOOT_BUF_SIZE=0x04000000
+CONFIG_FASTBOOT_FLASH=y
+CONFIG_FASTBOOT_FLASH_MMC_DEV=0
+CONFIG_ROCKCHIP_GPIO=y
+CONFIG_SYS_I2C_ROCKCHIP=y
+CONFIG_MISC=y
+CONFIG_ROCKCHIP_OTP=y
+CONFIG_MMC_DW=y
+CONFIG_MMC_DW_ROCKCHIP=y
+CONFIG_PHY_REALTEK=y
+CONFIG_DM_ETH=y
+CONFIG_ETH_DESIGNWARE=y
+CONFIG_GMAC_ROCKCHIP=y
+CONFIG_PINCTRL=y
+CONFIG_SPL_PINCTRL=y
+CONFIG_DM_PMIC=y
+CONFIG_PMIC_RK8XX=y
+CONFIG_REGULATOR_PWM=y
+CONFIG_DM_REGULATOR_FIXED=y
+CONFIG_REGULATOR_RK8XX=y
+CONFIG_PWM_ROCKCHIP=y
+CONFIG_RAM=y
+CONFIG_SPL_RAM=y
+CONFIG_TPL_RAM=y
+CONFIG_ROCKCHIP_SDRAM_COMMON=y
+CONFIG_DM_RESET=y
+# CONFIG_SPECIFY_CONSOLE_INDEX is not set
+# CONFIG_TPL_DM_SERIAL is not set
+CONFIG_DEBUG_UART_SHIFT=2
+CONFIG_DEBUG_UART_SKIP_INIT=y
+CONFIG_SOUND=y
+CONFIG_SYSRESET=y
+CONFIG_OPTEE=y
+CONFIG_DM_THERMAL=y
+CONFIG_USB=y
+CONFIG_USB_EHCI_HCD=y
+CONFIG_USB_EHCI_GENERIC=y
+CONFIG_USB_GADGET=y
+CONFIG_USB_GADGET_DWC2_OTG=y
+CONFIG_DM_VIDEO=y
+CONFIG_DISPLAY=y
+CONFIG_LCD=y
+CONFIG_SPL_TINY_MEMSET=y
+CONFIG_TPL_TINY_MEMSET=y
+CONFIG_LZ4=y
+CONFIG_LZO=y
+CONFIG_ERRNO_STR=y
+# CONFIG_EFI_LOADER is not set
diff --git a/include/configs/odroid_go2.h b/include/configs/odroid_go2.h
new file mode 100644
index 0000000..00eac2d
--- /dev/null
+++ b/include/configs/odroid_go2.h
@@ -0,0 +1,17 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * (C) Copyright 2017 Rockchip Electronics Co., Ltd
+ */
+
+#ifndef __EVB_PX30_H
+#define __EVB_PX30_H
+
+#include <configs/px30_common.h>
+
+#define CONFIG_SYS_MMC_ENV_DEV 0
+
+#define ROCKCHIP_DEVICE_SETTINGS \
+		"stdout=serial,vidconsole\0" \
+		"stderr=serial,vidconsole\0"
+
+#endif