add cwiid and adafruit-blinka

Author: cyber-murmel

nixos/adafruit-blinka/default.nix

@@ -0,0 +1,41 @@
+{ lib
+, pkgs
+}:
+let
+  rpi-gpio = pkgs.callPackage ./rpi-gpio { };
+in
+with pkgs.python3Packages;
+buildPythonPackage rec {
+  pname = "Adafruit-Blinka";
+  version = "7.2.0";
+
+  src = fetchPypi {
+    inherit pname;
+    inherit version;
+    sha256 = "1xsw4c01vzd4kwwg80mq7x850cc4nd289h3mpgyg3fzmhkfwnysj";
+  };
+
+  nativeBuildInputs = [
+    setuptools-scm
+  ];
+
+  propagatedBuildInputs = [
+    setuptools
+    adafruit-platformdetect
+    adafruit-pureio
+    rpi-gpio
+    pyftdi
+    sysv_ipc
+  ];
+
+  # Physical SMBus is not present
+  #doCheck = false;
+  pythonImportsCheck = [ "adafruit_blinka" ];
+
+  meta = with lib; {
+    description = "Python interface to Linux IO including I2C and SPI";
+    homepage = "https://github.com/adafruit/Adafruit_Python_PureIO";
+    license = with licenses; [ mit ];
+    maintainers = with maintainers; [ fab ];
+  };
+}

nixos/adafruit-blinka/rpi-gpio/default.nix

@@ -0,0 +1,32 @@
+{ lib
+, pkgs
+}:
+with pkgs.python3Packages;
+buildPythonPackage rec {
+  pname = "RPi.GPIO";
+  version = "0.7.1";
+
+  src = fetchPypi {
+    inherit pname;
+    inherit version;
+    sha256 = "0w1v6zxi6ixaj1z5wag03333773lcacfmkss9ax2pdip7jqc8qfd";
+  };
+
+  nativeBuildInputs = [
+    setuptools-scm
+  ];
+
+  propagatedBuildInputs = [
+  ];
+
+  # Physical SMBus is not present
+  #doCheck = false;
+  pythonImportsCheck = [ "RPi.GPIO" ];
+
+  meta = with lib; {
+    description = "Python interface to Linux IO including I2C and SPI";
+    homepage = "https://github.com/adafruit/Adafruit_Python_PureIO";
+    license = with licenses; [ mit ];
+    maintainers = with maintainers; [ fab ];
+  };
+}

nixos/configuration.nix

@@ -1,4 +1,7 @@
 { config, pkgs, lib, ... }:
+let
+  adafruit-blinka = pkgs.callPackage ./adafruit-blinka { };
+in
 {
   boot.loader.grub.enable = false;
 
@@ -7,11 +10,16 @@
     vim
     htop bottom
     git
-    libgpiod gpio-utils
+    gpio-utils
     i2c-tools
     evtest
+    (cwiid.overrideAttrs (oldAttrs: {
+      # needed for cross compilation
+      nativeBuildInputs = oldAttrs.nativeBuildInputs ++ [ bintools-unwrapped bison flex ];
+    }))
     (python3.withPackages(ps: with ps;[
       adafruit-pureio
+      adafruit-blinka
       pyserial
       evdev
       # quick fix for failing cross compilation
@@ -48,7 +56,7 @@
   };
 
   services = {
-    getty.autologinUser = "nixos";
+    #getty.autologinUser = "nixos";
     openssh = {
       enable = true;
       # enable password authentication if no public key is set
@@ -63,6 +71,7 @@
   };
 
   hardware.i2c.enable = true;
+  hardware.bluetooth.enable = true;
 
   fileSystems = {
     "/" = {