From dfdc319fe0ad2f4e3e9e7b38ef3d03e9fc2f4c35 Mon Sep 17 00:00:00 2001
From: Cayetano Santos <csantosb@inventati.org>
Date: Fri, 16 Jan 2026 17:29:37 +0100
Subject: [PATCH] gnu: Add m8c-serial.

Use serial port as backend.

* gnu/packages/electronics.scm (m8c-serial): New variable.

Change-Id: If66e93efb4d21aa3b147d415ed15041b24ec8323
Signed-off-by: Rutherther <rutherther@ditigal.xyz>
---
 gnu/packages/electronics.scm | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/gnu/packages/electronics.scm b/gnu/packages/electronics.scm
index 0a72c9d6ca200cbac005d8252a2b1a27d32e76a7..b4af8e6f581703b37a09c03e4166bc883c7b9c1c 100644
--- a/gnu/packages/electronics.scm
+++ b/gnu/packages/electronics.scm
@@ -1266,6 +1266,20 @@ which allows one to install the M8 firmware on any Teensy.")
                    license:public-domain
                    license:zlib))))
 
+(define-public m8c-serial
+  (package
+    (inherit m8c)
+    (name "m8c-serial")
+    (arguments
+     (substitute-keyword-arguments (package-arguments m8c)
+       ((#:configure-flags flags)
+        #~(cons* "-DUSE_LIBSERIAL=ON"
+                 (delete "-DUSE_LIBUSB=ON" #$flags)))))
+    (inputs
+     (modify-inputs (package-inputs m8c)
+       (replace "libusb" libserialport)))
+    (synopsis "Cross-platform M8 tracker headless client - serial backend")))
+
 (define-public magic
   (package
     (name "magic")