ARM: dts: allwinner: add support for NetCube Systems OpenNMC (dobermann)

NetCube Systems OpenNMC is an open replacement for APC SmartSlot Management
Cards. It is based on the Nagami System-on-Module. It breaks out the
following interfaces:

- 10/100 Mbps Ethernet
- USB Type-C OTG using a TUSB320 (usb0)
- USB Type-C Console Port using a CH340 (uart3)
- USB Type-A Host with internal CH334 USB-Hub (usb1)
- MicroSD Slot with Card-Detect (mmc0)
- WiFi/Bluetooth using the modules built-in ESP32
- SmartSlot serial interface (uart4)
- DS3232 RTC with CR1220 Battery Backup
- Extension connector providing SPI,I2C,USB,CAN,UART for future use.

Signed-off-by: Lukas Schmid <lukas.schmid@netcube.li>
Acked-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Link: https://patch.msgid.link/20260606205452.2386930-4-lukas.schmid@netcube.li
[wens@kernel.org: Change "sunxi" in subject to "allwinner"]
Signed-off-by: Chen-Yu Tsai <wens@kernel.org>
This commit is contained in:
Lukas Schmid 2026-06-06 22:54:43 +02:00 • committed by Chen-Yu Tsai
commit 8a5c37efce
2 changed files with 151 additions and 0 deletions