board: rockchip: Add FriendlyElec NanoPi R2S Plus

The FriendlyElec NanoPi R2S Plus is a single-board computer based on
Rockchip RK3328 SoC. It features e.g. 1 GB DDR4 RAM, 32 GB eMMC,
SD-card, 2x GbE LAN, optional M.2 SDIO Wi-Fi and 2x USB 2.0 host.

Features tested on a NanoPi R2S Plus 2309:
- SD-card boot
- eMMC boot
- Ethernet
- USB gadget
- USB host

Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>

arch/arm/dts/rk3328-nanopi-r2s-plus-u-boot.dtsi

@@ -0,0 +1,3 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "rk3328-nanopi-r2s-u-boot.dtsi"

board/rockchip/evb_rk3328/MAINTAINERS

@@ -28,6 +28,12 @@ F:      configs/nanopi-r2s-rk3328_defconfig
 F:      arch/arm/dts/rk3328-nanopi-r2s-u-boot.dtsi
 F:      arch/arm/dts/rk3328-nanopi-r2s.dts
 
+NANOPI-R2S-PLUS-RK3328
+M:      Jonas Karlman <jonas@kwiboo.se>
+S:      Maintained
+F:      configs/nanopi-r2s-plus-rk3328_defconfig
+F:      arch/arm/dts/rk3328-nanopi-r2s-plus-u-boot.dtsi
+
 ORANGEPI-R1-PLUS-RK3328
 M:      Tianling Shen <cnsztl@gmail.com>
 S:      Maintained

configs/nanopi-r2s-plus-rk3328_defconfig

@@ -0,0 +1,108 @@
+CONFIG_ARM=y
+CONFIG_SKIP_LOWLEVEL_INIT=y
+CONFIG_COUNTER_FREQUENCY=24000000
+CONFIG_ARCH_ROCKCHIP=y
+CONFIG_SPL_GPIO=y
+CONFIG_NR_DRAM_BANKS=1
+CONFIG_SF_DEFAULT_SPEED=20000000
+CONFIG_ENV_OFFSET=0x3F8000
+CONFIG_DEFAULT_DEVICE_TREE="rockchip/rk3328-nanopi-r2s-plus"
+CONFIG_DM_RESET=y
+CONFIG_ROCKCHIP_RK3328=y
+CONFIG_SYS_LOAD_ADDR=0x800800
+CONFIG_DEBUG_UART_BASE=0xFF130000
+CONFIG_DEBUG_UART_CLOCK=24000000
+CONFIG_DEBUG_UART=y
+# CONFIG_ANDROID_BOOT_IMAGE is not set
+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/rk3328-nanopi-r2s-plus.dtb"
+# CONFIG_DISPLAY_CPUINFO is not set
+CONFIG_DISPLAY_BOARDINFO_LATE=y
+CONFIG_SPL_MAX_SIZE=0x40000
+CONFIG_SPL_PAD_TO=0x7f8000
+# CONFIG_SPL_RAW_IMAGE_SUPPORT is not set
+CONFIG_SPL_POWER=y
+CONFIG_SPL_ATF=y
+CONFIG_SPL_ATF_NO_PLATFORM_PARAM=y
+CONFIG_CMD_BOOTZ=y
+CONFIG_CMD_GPIO=y
+CONFIG_CMD_GPT=y
+CONFIG_CMD_MMC=y
+CONFIG_CMD_USB=y
+CONFIG_CMD_ROCKUSB=y
+CONFIG_CMD_USB_MASS_STORAGE=y
+# CONFIG_CMD_SETEXPR is not set
+CONFIG_CMD_TIME=y
+CONFIG_CMD_REGULATOR=y
+CONFIG_SPL_OF_CONTROL=y
+CONFIG_TPL_OF_CONTROL=y
+CONFIG_OF_SPL_REMOVE_PROPS="clock-names interrupt-parent assigned-clocks assigned-clock-rates assigned-clock-parents"
+CONFIG_TPL_OF_PLATDATA=y
+CONFIG_ENV_IS_IN_MMC=y
+CONFIG_SYS_RELOC_GD_ENV_ADDR=y
+CONFIG_SYS_MMC_ENV_DEV=0
+CONFIG_TPL_DM=y
+CONFIG_SPL_DM_SEQ_ALIAS=y
+CONFIG_REGMAP=y
+CONFIG_SPL_REGMAP=y
+CONFIG_TPL_REGMAP=y
+CONFIG_SYSCON=y
+CONFIG_SPL_SYSCON=y
+CONFIG_TPL_SYSCON=y
+CONFIG_CLK=y
+CONFIG_SPL_CLK=y
+CONFIG_FASTBOOT_BUF_ADDR=0x800800
+CONFIG_FASTBOOT_CMD_OEM_FORMAT=y
+CONFIG_ROCKCHIP_GPIO=y
+CONFIG_SYS_I2C_ROCKCHIP=y
+CONFIG_MMC_DW=y
+CONFIG_MMC_DW_ROCKCHIP=y
+CONFIG_PHY_MOTORCOMM=y
+CONFIG_PHY_REALTEK=y
+CONFIG_DM_MDIO=y
+CONFIG_DM_ETH_PHY=y
+CONFIG_PHY_GIGE=y
+CONFIG_ETH_DESIGNWARE=y
+CONFIG_GMAC_ROCKCHIP=y
+CONFIG_PHY_ROCKCHIP_INNO_USB2=y
+CONFIG_PINCTRL=y
+CONFIG_SPL_PINCTRL=y
+CONFIG_DM_PMIC=y
+CONFIG_PMIC_RK8XX=y
+CONFIG_SPL_DM_REGULATOR=y
+CONFIG_DM_REGULATOR_FIXED=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=y
+CONFIG_SPL_RAM=y
+CONFIG_TPL_RAM=y
+CONFIG_DM_RNG=y
+CONFIG_RNG_ROCKCHIP=y
+CONFIG_BAUDRATE=1500000
+CONFIG_DEBUG_UART_SHIFT=2
+CONFIG_SYS_NS16550_MEM32=y
+CONFIG_SYSINFO=y
+CONFIG_SYSRESET=y
+# CONFIG_TPL_SYSRESET is not set
+CONFIG_USB=y
+CONFIG_DM_USB_GADGET=y
+CONFIG_USB_XHCI_HCD=y
+CONFIG_USB_EHCI_HCD=y
+CONFIG_USB_EHCI_GENERIC=y
+CONFIG_USB_OHCI_HCD=y
+CONFIG_USB_OHCI_GENERIC=y
+CONFIG_USB_DWC3=y
+CONFIG_USB_DWC3_GENERIC=y
+CONFIG_USB_GADGET=y
+CONFIG_USB_GADGET_DWC2_OTG=y
+CONFIG_USB_FUNCTION_ROCKUSB=y
+CONFIG_SPL_TINY_MEMSET=y
+CONFIG_TPL_TINY_MEMSET=y
+CONFIG_ERRNO_STR=y

doc/board/rockchip/rockchip.rst

@@ -65,6 +65,7 @@ List of mainline supported Rockchip boards:
      - FriendlyElec NanoPi R2C (nanopi-r2c-rk3328)
      - FriendlyElec NanoPi R2C Plus (nanopi-r2c-plus-rk3328)
      - FriendlyElec NanoPi R2S (nanopi-r2s-rk3328)
+     - FriendlyElec NanoPi R2S Plus (nanopi-r2s-plus-rk3328)
      - Pine64 Rock64 (rock64-rk3328)
      - Radxa ROCK Pi E (rock-pi-e-rk3328)
      - Xunlong Orange Pi R1 Plus (orangepi-r1-plus-rk3328)