board: rockchip: add Lunzn FastRhino R66S

Lunzn Fastrhino R66S is a high-performance mini router.

Specification:
- Rockchip RK3568
- 1/2GB LPDDR4 RAM
- SD card slot
- 2x USB 3.0 Port
- 2x 2500 Base-T (PCIe, r8125b)
- 12v DC Jack

Signed-off-by: Tianling Shen <cnsztl@gmail.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>

arch/arm/dts/rk3568-fastrhino-r66s-u-boot.dtsi

@@ -0,0 +1,3 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+
+#include "rk356x-u-boot.dtsi"

board/rockchip/evb_rk3568/MAINTAINERS

@@ -14,6 +14,13 @@ F:	configs/evb-rk3568_defconfig
 F:	arch/arm/dts/rk3568-evb-u-boot.dtsi
 F:	arch/arm/dts/rk3568-evb.dts
 
+FASTRHINO-R66S-RK3568
+M:	Tianling Shen <cnsztl@gmail.com>
+R:	Jonas Karlman <jonas@kwiboo.se>
+S:	Maintained
+F:	configs/fastrhino-r66s-rk3568_defconfig
+F:	arch/arm/dts/rk3568-fastrhino-r66s-u-boot.dtsi
+
 GENERIC-RK3568
 M:	Jonas Karlman <jonas@kwiboo.se>
 S:	Maintained

configs/fastrhino-r66s-rk3568_defconfig

@@ -0,0 +1,64 @@
+CONFIG_ARM=y
+CONFIG_SKIP_LOWLEVEL_INIT=y
+CONFIG_SYS_HAS_NONCACHED_MEMORY=y
+CONFIG_COUNTER_FREQUENCY=24000000
+CONFIG_ARCH_ROCKCHIP=y
+CONFIG_DEFAULT_DEVICE_TREE="rockchip/rk3568-fastrhino-r66s"
+CONFIG_ROCKCHIP_RK3568=y
+CONFIG_SPL_SERIAL=y
+CONFIG_SYS_LOAD_ADDR=0xc00800
+CONFIG_DEBUG_UART_BASE=0xFE660000
+CONFIG_DEBUG_UART_CLOCK=24000000
+CONFIG_PCI=y
+CONFIG_DEBUG_UART=y
+CONFIG_FIT=y
+CONFIG_FIT_VERBOSE=y
+CONFIG_SPL_FIT_SIGNATURE=y
+CONFIG_SPL_LOAD_FIT=y
+CONFIG_LEGACY_IMAGE_FORMAT=y
+CONFIG_DEFAULT_FDT_FILE="rockchip/rk3568-fastrhino-r66s.dtb"
+# CONFIG_DISPLAY_CPUINFO is not set
+CONFIG_DISPLAY_BOARDINFO_LATE=y
+CONFIG_SPL_MAX_SIZE=0x40000
+# CONFIG_SPL_RAW_IMAGE_SUPPORT is not set
+CONFIG_SPL_ATF=y
+CONFIG_CMD_GPIO=y
+CONFIG_CMD_GPT=y
+CONFIG_CMD_I2C=y
+CONFIG_CMD_MMC=y
+CONFIG_CMD_PCI=y
+CONFIG_CMD_USB=y
+CONFIG_CMD_PMIC=y
+CONFIG_CMD_REGULATOR=y
+# CONFIG_SPL_DOS_PARTITION is not set
+CONFIG_SPL_OF_CONTROL=y
+CONFIG_OF_LIVE=y
+CONFIG_OF_SPL_REMOVE_PROPS="clock-names interrupt-parent assigned-clocks assigned-clock-rates assigned-clock-parents"
+CONFIG_SPL_DM_SEQ_ALIAS=y
+CONFIG_SPL_REGMAP=y
+CONFIG_SPL_SYSCON=y
+CONFIG_SPL_CLK=y
+CONFIG_ROCKCHIP_GPIO=y
+CONFIG_SYS_I2C_ROCKCHIP=y
+CONFIG_MISC=y
+CONFIG_MMC_DW=y
+CONFIG_MMC_DW_ROCKCHIP=y
+CONFIG_RTL8169=y
+CONFIG_PCIE_DW_ROCKCHIP=y
+CONFIG_PHY_ROCKCHIP_INNO_USB2=y
+CONFIG_PHY_ROCKCHIP_NANENG_COMBOPHY=y
+CONFIG_SPL_PINCTRL=y
+CONFIG_DM_PMIC=y
+CONFIG_PMIC_RK8XX=y
+CONFIG_REGULATOR_RK8XX=y
+CONFIG_PWM_ROCKCHIP=y
+CONFIG_SPL_RAM=y
+CONFIG_BAUDRATE=1500000
+CONFIG_DEBUG_UART_SHIFT=2
+CONFIG_SYS_NS16550_MEM32=y
+CONFIG_SYSRESET=y
+CONFIG_USB=y
+CONFIG_USB_XHCI_HCD=y
+CONFIG_USB_DWC3=y
+CONFIG_USB_DWC3_GENERIC=y
+CONFIG_ERRNO_STR=y

doc/board/rockchip/rockchip.rst

@@ -130,6 +130,7 @@ List of mainline supported Rockchip boards:
      - FriendlyElec NanoPi R5S (nanopi-r5s-rk3568)
      - Generic RK3566/RK3568 (generic-rk3568)
      - Hardkernel ODROID-M1 (odroid-m1-rk3568)
+     - Lunzn FastRhino R66S (fastrhino-r66s-rk3568)
      - QNAP TS-433 (qnap-ts433-rk3568)
      - Radxa E25 Carrier Board (radxa-e25-rk3568)
      - Radxa ROCK 3A (rock-3a-rk3568)