Here are some simple steps to get edbg working on Mac with M1 processor and on Mac in general:

First, if using Mac with M1: make sure that your Homebrew is installed to /usr/local and that you are running your terminal using Rosetta

1. Install hidapi using brew: brew install hidapi
2. Clone the repository to whatever folder you want: git clone https://github.com/ataradov/edbg
3. Change the Makefile file where it says libhidapi.a to libhidapi.dylib
4. Now run make all

This tutorial was made by Ido Calman, please feel free to reach out!