Merge branch 'main' into add-device-ONT-S207CW-62TS-SE

doc/devices/PB-2132.md

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+# IG108
+
+Following is documentation for unmanaged switch marked as `IG108`.
+
+Original software is running UART on 9600 baud rate.
+
+Using SPI clamp in-board is the only method for initial installation.
+
+### Brands
+
+| Brand   | Type       | Managed | PCB        | Flash       | Chip RTL      |
+|---------|------------|---------|------------|-------------|---------------|
+| Goalake | IG108      | No      | PB-2132    | cFeon Q32A  | 8373N + 8224N |
+| Netcore | GS9        | No      | PB-2132    | cFeon Q32A  | 8373N + 8224N |
+
+### What works
+
+- All eight 2.5GBASE-T RJ45 ports at 10/100/1000/2500 Mbps
+- SFP port with 1G/2.5G/10G modules
+- LEDs
+
+### PCB overview
+
+**Board markings**
+
+- Top silkscreen: PB-2132
+
+Front Goalake:
+
+<img src="photos/PB-2132/case.jpg" width="600" />
+
+Label Goalake: 
+
+<img src="photos/PB-2132/label.jpg" width="600" />
+
+Top side:
+
+<img src="photos/PB-2132/PCB-top.jpg" width="600" />
+
+Bottom:
+
+<img src="photos/PB-2132/PCB-bottom.jpg" width="600" />
+
+### Serial console
+
+The PCB has unpopulated through-holes near the SFP Port, with description of each pin, works out of the box.
+
+- **Settings**: 115200 baud / 8N1 / 3.3V TTL
+
+### Power supply
+
+Input power is delivered via barell plug, `12V 1A` adapter was provided.
+