Dragonglass DGR7 (AC1200) — Request for Review
Hi OpenWrt developers,
This patch adds support for the Dragonglass DGR7 wireless router.
Hardware Specifications
| Component | Details |
|---|---|
| SoC | MediaTek MT7621A (880 MHz, dual-core) |
| RAM | 128 MB DDR2 |
| Flash | 16 MB SPI NOR (XM25QH128A) |
| WiFi 2.4G | MT7603E (built-in PA/LNA) |
| WiFi 5G | MT7612E (external PA/LNA, AC1200) |
| Ethernet | 5x 1GbE via MT7530 DSA switch |
| port 0-3 = LAN, port 4 = WAN | |
| LED | Green status (GPIO 15, active-low) |
| Button | Reset (GPIO 18, active-low) |
| Serial | 57600 baud |
Status
- LAN/WAN via DSA (switch port@4 as WAN, no PHY conflict) — working
- WiFi dual-band with correct EEPROM mapping — working
- LED and button — working
- TFTP initramfs boot — working
- Flash write requires XMC block protection patch (submitted separately)
- Patch passes checkpatch.pl with 0 errors, 0 warnings
Patch
Series submitted to openwrt-devel@lists.openwrt.org as:
- 1/2: mtd: spi-nor: xmc: add block protection support
- 2/2: ramips: add support for Dragonglass DGR7
Would appreciate any review and feedback. Thanks!
— Ivan Lee