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This board is also as known as SuperElectron ZN-M5 and ZN-M8. However,
for ZN-M5 and ZN-M8, there's another version uses ZX279128 as CPU
chip, which is unsupported.
You can check it in "高级设置" > "系统日志" > "内核日志" page from webUI.
Hardware specification:
SoC: MediaTek MT7981B 2x A53
Flash: 128 MB SPI-NAND
RAM: 256MB
Ethernet: 4x 10/100/1000 Mbps
Switch: MediaTek MT7531AE
WiFi: MediaTek MT7976C
Button: Reset, WPS
Power: DC 12V 1A
Stock layout flash instructions:
Login into webUI and upload sysupgrade firmware in "系统管理" > "升级固件" page.
Remember to unselect "保留配置" ("Keep configurations") first before doing that.
OpenWrt U-Boot layout flash instructions:
1. Flash stock layout firmware first.
2. Connect to the device via SSH, and backup everything,
especially 'Factory' partition.
3. Unlock MTD partitions:
apk update && apk add kmod-mtd-rw
insmod mtd-rw i_want_a_brick=1
4. Write new BL2 and FIP:
mtd write openwrt-mediatek-filogic-cmcc_a10-ubootmod-preloader.bin BL2
mtd write openwrt-mediatek-filogic-cmcc_a10-ubootmod-bl31-uboot.fip FIP
5. Set static IP on your PC:
IP 192.168.1.254/24, GW 192.168.1.1
6. Serve OpenWrt initramfs image using TFTP server.
7. Cut off the power and re-engage, wait for TFTP recovery to complete.
8. After OpenWrt has booted, perform sysupgrade.
Signed-off-by: Tianling Shen <cnsztl@immortalwrt.org>
Link: https://github.com/openwrt/openwrt/pull/18121
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
29 lines
481 B
Plaintext
29 lines
481 B
Plaintext
// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
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/dts-v1/;
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#include "mt7981b-cmcc-a10.dtsi"
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/ {
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model = "CMCC A10 (OpenWrt U-Boot layout)";
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compatible = "cmcc,a10-ubootmod", "mediatek,mt7981";
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};
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&chosen {
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bootargs = "root=/dev/fit0 rootwait";
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rootdisk = <&ubi_rootdisk>;
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};
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&partitions {
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partition@580000 {
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compatible = "linux,ubi";
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label = "ubi";
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reg = <0x580000 0x7a80000>;
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volumes {
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ubi_rootdisk: ubi-volume-fit {
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volname = "fit";
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};
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};
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};
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};
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