ath79: add support for TP-Link TL-WR841N/ND v10
The TL-WR841N/ND v10 is mostly identical to the v9. Apart from some minor
changes, it contains a newer revision of the QCA9533 SoC and the CPU clock
is significantly higher.
Flash instruction (WebUI):
Download *-factory.bin image and upload it via the firmwary upgrade
function of the stock firmware WebUI.
Flash instruction (TFTP):
1. Set PC to fixed ip address 192.168.0.66
2. Download *-factory.bin image and rename it to wr841nv10_tp_recovery.bin
3. Start a tftp server with the image file in its root directory
4. Turn off the router
5. Press and hold Reset button
6. Turn on router with the reset button pressed and wait ~15 seconds
7. Release the reset button and after a short time
the firmware should be transferred from the tftp server
8. Wait ~30 second to complete recovery.
Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>
(cherry picked from commit
4254193c1dc27e18baeb7488ac7fd4ce1afc5723)