From a24e8c63b0e1331497d5535faef245f4ebc1b597 Mon Sep 17 00:00:00 2001
From: Simon Arlott <sa.me.uk>
Date: Sat, 7 Jun 2025 19:04:32 +0100
Subject: [PATCH] [Keyboard] Add nomis/rpi_pico_25x1 macropad

---
 keyboards/nomis/rpi_pico_25x1/keyboard.json   | 63 +++++++++++++++++++
 .../rpi_pico_25x1/keymaps/default/keymap.c    | 34 ++++++++++
 keyboards/nomis/rpi_pico_25x1/readme.md       | 28 +++++++++
 3 files changed, 125 insertions(+)
 create mode 100644 keyboards/nomis/rpi_pico_25x1/keyboard.json
 create mode 100644 keyboards/nomis/rpi_pico_25x1/keymaps/default/keymap.c
 create mode 100644 keyboards/nomis/rpi_pico_25x1/readme.md

diff --git a/keyboards/nomis/rpi_pico_25x1/keyboard.json b/keyboards/nomis/rpi_pico_25x1/keyboard.json
new file mode 100644
index 00000000000..d2d13724157
--- /dev/null
+++ b/keyboards/nomis/rpi_pico_25x1/keyboard.json
@@ -0,0 +1,63 @@
+{
+    "manufacturer": "uuid.uk",
+    "keyboard_name": "rpi pico 25x1 keyboard",
+    "maintainer": "nomis",
+    "bootloader": "rp2040",
+    "features": {
+        "bootmagic": true,
+        "extrakey": true,
+        "joystick": true,
+        "nkro": true
+    },
+    "joystick": {
+        "axes": {},
+        "button_count": 25,
+        "driver": "digital"
+    },
+    "matrix_pins": {
+        "direct": [
+            ["GP0", "GP1", "GP2", "GP11", "GP10", "GP9", "GP8", "GP7", "GP6", "GP5", "GP4", "GP3", "GP15", "GP14", "GP13", "GP12", "GP19", "GP18", "GP17", "GP16", "GP20", "GP21", "GP22", "GP26", "GP27"]
+        ]
+    },
+    "processor": "RP2040",
+    "url": "https://github.com/nomis/keyboard-pcb-rpi-pico-25x1",
+    "usb": {
+        "device_version": "1.0.0",
+        "pid": "0x5A19",
+        "vid": "0xFEED"
+    },
+    "ws2812": {
+        "pin": "GP28"
+    },
+    "layouts": {
+        "LAYOUT": {
+            "layout": [
+                {"matrix": [0, 0], "x": 0, "y": 0},
+                {"matrix": [0, 1], "x": 0, "y": 1},
+                {"matrix": [0, 2], "x": 0, "y": 2},
+                {"matrix": [0, 3], "x": 0, "y": 3},
+                {"matrix": [0, 4], "x": 0, "y": 4},
+                {"matrix": [0, 5], "x": 0, "y": 5.2667},
+                {"matrix": [0, 6], "x": 0, "y": 6.2667},
+                {"matrix": [0, 7], "x": 0, "y": 7.2667},
+                {"matrix": [0, 8], "x": 0, "y": 8.2667},
+                {"matrix": [0, 9], "x": 0, "y": 9.2667},
+                {"matrix": [0, 10], "x": 0, "y": 10.5333},
+                {"matrix": [0, 11], "x": 0, "y": 11.5333},
+                {"matrix": [0, 12], "x": 0, "y": 12.5333},
+                {"matrix": [0, 13], "x": 0, "y": 13.5333},
+                {"matrix": [0, 14], "x": 0, "y": 14.5333},
+                {"matrix": [0, 15], "x": 0, "y": 15.8},
+                {"matrix": [0, 16], "x": 0, "y": 16.8},
+                {"matrix": [0, 17], "x": 0, "y": 17.8},
+                {"matrix": [0, 18], "x": 0, "y": 18.8},
+                {"matrix": [0, 19], "x": 0, "y": 19.8},
+                {"matrix": [0, 20], "x": 0, "y": 21.0667},
+                {"matrix": [0, 21], "x": 0, "y": 22.0667},
+                {"matrix": [0, 22], "x": 0, "y": 23.0667},
+                {"matrix": [0, 23], "x": 0, "y": 24.0667},
+                {"matrix": [0, 24], "x": 0, "y": 25.0667}
+            ]
+        }
+    }
+}
diff --git a/keyboards/nomis/rpi_pico_25x1/keymaps/default/keymap.c b/keyboards/nomis/rpi_pico_25x1/keymaps/default/keymap.c
new file mode 100644
index 00000000000..4ff6b48cc36
--- /dev/null
+++ b/keyboards/nomis/rpi_pico_25x1/keymaps/default/keymap.c
@@ -0,0 +1,34 @@
+// Copyright 2025 Simon Arlott
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include QMK_KEYBOARD_H
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+    [0] = LAYOUT(
+        JS_0,
+        JS_1,
+        JS_2,
+        JS_3,
+        JS_4,
+        JS_5,
+        JS_6,
+        JS_7,
+        JS_8,
+        JS_9,
+        JS_10,
+        JS_11,
+        JS_12,
+        JS_13,
+        JS_14,
+        JS_15,
+        JS_16,
+        JS_17,
+        JS_18,
+        JS_19,
+        JS_20,
+        JS_21,
+        JS_22,
+        JS_23,
+        JS_24
+    )
+};
diff --git a/keyboards/nomis/rpi_pico_25x1/readme.md b/keyboards/nomis/rpi_pico_25x1/readme.md
new file mode 100644
index 00000000000..ce89f052c3f
--- /dev/null
+++ b/keyboards/nomis/rpi_pico_25x1/readme.md
@@ -0,0 +1,28 @@
+# rpi pico 25x1
+
+![rpi-pico-25x1 PCB](https://raw.githubusercontent.com/nomis/keyboard-pcb-rpi-pico-25x1/refs/heads/main/keyboard-pcb-rpi-pico-25x1.svg)
+
+Macropad keyboard with 25 keys in a single row/column powered by a Raspberry Pi
+Pico. The default keymap is a 25 button joystick.
+
+* Keyboard Maintainer: [Simon Arlott](https://github.com/nomis)
+* Hardware Supported: Raspberry Pi Pico
+* Hardware Availability: Order/manufacture the [open source PCB](https://github.com/nomis/keyboard-pcb-rpi-pico-25x1)
+
+Make example for this keyboard (after setting up your build environment):
+
+    make nomis/rpi_pico_25x1:default
+
+Flashing example for this keyboard:
+
+    make nomis/rpi_pico_25x1:default:flash
+
+See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs).
+
+## Bootloader
+
+Enter the bootloader in 3 ways:
+
+* **Bootmagic reset**: Hold down the top key and plug in the keyboard
+* **Physical reset button**: Hold the BOOTSEL button on the Raspberry Pi Pico and plug in the keyboard
+* **Keycode in layout**: Press the key mapped to `QK_BOOT` if it is available