Atmel AT91SAM9G20-EK: OpenWrt Compatibility Report
The Atmel AT91SAM9G20-EK runs OpenWrt 25.12.0 on the at91/sam9x target, and has been supported since 19.07.0. Its No WiFi wireless on the none driver rates fair for open-source driver support (0.50/1.0), installation is rated moderate, and it is no longer sold new.
Hardware data and retail listings last checked .
Where to buy
We have no current retail listing for the Atmel AT91SAM9G20-EK, which is no longer sold new. See current alternatives for devices you can still buy today.
Specifications
| SoC | Atmel AT91SAM9G20 |
|---|---|
| CPU | 1 core @ 400 MHz |
| RAM | 64 MB |
| Flash | 256 MB (NAND) |
| Ethernet ports | 1 |
| USB | 3x 2.0 |
| WiFi generation | No WiFi |
| WLAN hardware | - |
| WLAN driver | none |
| OpenWrt target | at91 / sam9x |
| Package architecture | arm_arm926ej-s |
| Current release | 25.12.0 |
| Supported since | 19.07.0 |
| Install method | SD card |
| Install difficulty | moderate |
| Power supply | 5 VDC, 2A via barrel |
| Device type | Single-board computer |
| Estimated throughput | 70 Mbps |
| Availability | discontinued |
Installing OpenWrt on the AT91SAM9G20-EK
Installation on this device is rated moderate. Expect to use a recovery mode, TFTP or a vendor tool rather than a plain web upload. Documented methods: SD card.
Flashing third-party firmware can brick a router and usually voids the warranty. Always check that the firmware image matches your exact hardware version.
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