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raspberry-pi-4: add gpio-fan overlay#1826

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matiasyocca wants to merge 1 commit intoNixOS:masterfrom
matiasyocca:feature/raspberry-pi-4-gpio-fan
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raspberry-pi-4: add gpio-fan overlay#1826
matiasyocca wants to merge 1 commit intoNixOS:masterfrom
matiasyocca:feature/raspberry-pi-4-gpio-fan

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Description of changes

Adds support for some PWM GPIO fans in a similar way to the official gpio-fan overlay. Tested with Argon Mini Fan.

Here's the instruction manual for the fan for reference: https://malnapc.hu/custom/malnapc/image/data/docs/RS/A700000007741984.pdf

Things done
  • Tested the changes in your own NixOS Configuration
  • Tested the changes end-to-end by using your fork of nixos-hardware and
    importing it via <nixos-hardware> or Flake input

@matiasyocca matiasyocca force-pushed the feature/raspberry-pi-4-gpio-fan branch 3 times, most recently from 069f82d to 2b80dc8 Compare April 11, 2026 19:06
Adds support for some PWM GPIO fans in a similar way to the
official `gpio-fan` overlay. Tested with Argon Mini Fan.
@matiasyocca matiasyocca force-pushed the feature/raspberry-pi-4-gpio-fan branch from 2b80dc8 to 0db5d00 Compare April 11, 2026 21:16
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