board: rockchip: Add FriendlyElec NanoPi Zero2

The NanoPi Zero2 is a small single board computer developed by
FriendlyElec, based on the Rockchip RK3528A SoC.

Add support for the FriendlyElec NanoPi Zero2 board.

Features tested on a FriendlyElec NanoPi Zero2 2407:
- SD-card boot
- eMMC boot
- Ethernet
- USB host

Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Christopher Obbard <christopher.obbard@linaro.org>
Reviewed-by: Quentin Schulz <quentin.schulz@cherry.de>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
This commit is contained in:
Jonas Karlman 2026-01-10 20:53:33 +00:00 committed by Tom Rini
parent 804d009538
commit ebf46b588f
4 changed files with 82 additions and 0 deletions

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@ -0,0 +1,11 @@
// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
#include "rk3528-u-boot.dtsi"
&vdd_arm {
regulator-init-microvolt = <953000>;
};
&vdd_logic {
regulator-init-microvolt = <900000>;
};

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@ -4,6 +4,12 @@ S: Maintained
F: arch/arm/dts/rk3528-generic*
F: configs/generic-rk3528_defconfig
NANOPI-ZERO2-RK3528
M: Jonas Karlman <jonas@kwiboo.se>
S: Maintained
F: arch/arm/dts/rk3528-nanopi-zero2*
F: configs/nanopi-zero2-rk3528_defconfig
RADXA-E20C
M: Jonas Karlman <jonas@kwiboo.se>
S: Maintained

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@ -0,0 +1,64 @@
CONFIG_ARM=y
CONFIG_SKIP_LOWLEVEL_INIT=y
CONFIG_COUNTER_FREQUENCY=24000000
CONFIG_ARCH_ROCKCHIP=y
CONFIG_DEFAULT_DEVICE_TREE="rockchip/rk3528-nanopi-zero2"
CONFIG_ROCKCHIP_RK3528=y
CONFIG_SYS_LOAD_ADDR=0xc00800
CONFIG_DEBUG_UART_BASE=0xFF9F0000
CONFIG_DEBUG_UART_CLOCK=24000000
CONFIG_DEBUG_UART=y
CONFIG_DEFAULT_FDT_FILE="rockchip/rk3528-nanopi-zero2.dtb"
# CONFIG_DISPLAY_CPUINFO is not set
CONFIG_BOARD_RNG_SEED=y
CONFIG_SPL_MAX_SIZE=0x40000
# CONFIG_SPL_RAW_IMAGE_SUPPORT is not set
CONFIG_CMD_MEMINFO=y
CONFIG_CMD_MEMINFO_MAP=y
CONFIG_CMD_ADC=y
CONFIG_CMD_GPIO=y
CONFIG_CMD_GPT=y
CONFIG_CMD_MISC=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_RNG=y
CONFIG_CMD_REGULATOR=y
# CONFIG_SPL_DOS_PARTITION is not set
CONFIG_OF_SPL_REMOVE_PROPS="clock-names interrupt-parent assigned-clocks assigned-clock-rates assigned-clock-parents"
CONFIG_BUTTON=y
CONFIG_BUTTON_ADC=y
# CONFIG_USB_FUNCTION_FASTBOOT is not set
CONFIG_ROCKCHIP_GPIO=y
CONFIG_LED=y
CONFIG_LED_GPIO=y
CONFIG_SUPPORT_EMMC_RPMB=y
CONFIG_MMC_DW=y
CONFIG_MMC_DW_ROCKCHIP=y
CONFIG_MMC_SDHCI=y
CONFIG_MMC_SDHCI_SDMA=y
CONFIG_MMC_SDHCI_ROCKCHIP=y
CONFIG_PHY_REALTEK=y
CONFIG_DM_MDIO=y
CONFIG_DWC_ETH_QOS=y
CONFIG_DWC_ETH_QOS_ROCKCHIP=y
CONFIG_PHY_ROCKCHIP_INNO_USB2=y
CONFIG_PHY_ROCKCHIP_NANENG_COMBOPHY=y
CONFIG_REGULATOR_PWM=y
CONFIG_DM_REGULATOR_GPIO=y
CONFIG_PWM_ROCKCHIP=y
CONFIG_BAUDRATE=1500000
CONFIG_DEBUG_UART_SHIFT=2
CONFIG_SYS_NS16550_MEM32=y
CONFIG_USB=y
CONFIG_USB_XHCI_HCD=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_GADGET_DOWNLOAD=y
CONFIG_USB_FUNCTION_ROCKUSB=y
CONFIG_ERRNO_STR=y

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@ -101,6 +101,7 @@ List of mainline supported Rockchip boards:
* rk3528
- ArmSoM Sige1 (sige1-rk3528)
- FriendlyElec NanoPi Zero2 (nanopi-zero2-rk3528)
- Generic RK3528 (generic-rk3528)
- Radxa E20C (radxa-e20c-rk3528)
- Radxa ROCK 2A/2F (rock-2-rk3528)