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Specification ------------- - SoC : Qualcomm IPQ4019 - RAM : 256 MiB DDR3 (NT5CC128M16JR-EK) - Flash : 64 MiB SPI NOR (Winbond W25Q512JVFQ) - WLAN : IPQ4019 built-in - 2.4 GHz : 2x2 MIMO WiFi4 - 5 GHz : 2x2 MIMO WiFi5 - Ethernet : QCA8075 10/100/1000 Mbps 1x WAN (ETH1, PoE); 1x LAN (ETH2) - USB : 1x 2.0 Type-A - UART : 3.3V, 115200n8 - Buttons : 1x Reset - LEDs : 1x RUN (lime & red) 1x WiFi 2.4 GHz (lime) 1x WiFi 5 GHz (lime) 2x ETH (lime), controlled by the QCA8075 phy - Power : DC 12V & 802.3at PoE - FCC ID : 2AHKT-WIA3300-20 - TFTP IP : - client : 192.168.18.254 - router : 192.168.18.1 Installation ------------ 1. Open uart console and start TFTP server. Copy initramfs image to the TFTP root directory and rename it to 'ipqinitramfs.bin'. 2. Power on and press 'Enter' to exit to the u-boot console according to the TTL log prompt. 3. Execute commands to load the initramfs image: tftpboot && bootm 4. Enter into OpenWrt to backup the partitions if you want to restore the stock firmware one day. 5. Override default 'bootcmd' environment variable in u-boot console: env set bootcmd 'sf probe && sf read $loadaddr 0x980000 0x800000 && bootm $loadaddr' env save 6. Repeat step 3 and flash 'sysupgrade' image in OpenWrt. Recovery and return to stock ---------------------------- 1. Restore the backup firmware partitions in the installation step 4. 2. Restore `bootcmd` environment variable via commands: env set bootcmd bootipq && env save MAC addresses ------------- +---------+-------------------+ | | MAC example | +---------+-------------------+ | LABEL | xx:xx:xx:xx:xx:25 | | LAN | xx:xx:xx:xx:xx:26 | | WAN | xx:xx:xx:xx:xx:25 | | WLAN 2g | xx:xx:xx:xx:xx:28 | | WLAN 5g | xx:xx:xx:xx:xx:29 | +---------+-------------------+ Notice ----------- 1. Some CH340 USB-TTL module doesn't work on this device. 2. The 'firmware' partition consists of four parts in the vendor layout: * Name Start Size * rootfs 0x980000 0x1680000 * 0:HLOS1 0x2000000 0x800000 * rootfs_1 0x2800000 0x1400000 * rootfs_data 0x3c00000 0x350000 3. User can control the USB power supply via commands: echo enabled > /sys/devices/platform/output-usb-power/state echo disabled > /sys/devices/platform/output-usb-power/state Signed-off-by: Shiji Yang <yangshiji66@qq.com> Link: https://github.com/openwrt/openwrt/pull/16476 Signed-off-by: Robert Marko <robimarko@gmail.com> |
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