Addition of Hotdog Pad (#24650)

* Add Hotdog Pad

* remove encoder_map feature

* Add rules.mk

* move rules.mk into keymap

* Update keyboards/onnenon/hotdog_pad/keyboard.json

Co-authored-by: Joel Challis <git@zvecr.com>

* Update keyboards/onnenon/hotdog_pad/keyboard.json

Co-authored-by: Joel Challis <git@zvecr.com>

* Update keyboards/onnenon/hotdog_pad/keymaps/default/keymap.c

Co-authored-by: Joel Challis <git@zvecr.com>

* Update keyboards/onnenon/hotdog_pad/keymaps/default/keymap.c

Co-authored-by: Joel Challis <git@zvecr.com>

* add hotdog_pad.c

* fix reversed encoder pins

* Update keyboards/onnenon/hotdog_pad/hotdog_pad.c

Co-authored-by: Joel Challis <git@zvecr.com>

---------

Co-authored-by: Joel Challis <git@zvecr.com>

keyboards/onnenon/hotdog_pad/hotdog_pad.c

@@ -0,0 +1,12 @@
+// Copyright 2024 Stephen Onnen (@onnenon)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "quantum.h"
+
+void keyboard_pre_init_kb(void) {
+    // Enable the power pin for the Xiao Seeed rp2040 onboard NeoPixel
+    gpio_set_pin_output(GP11);
+    gpio_write_pin_high(GP11);
+
+    keyboard_pre_init_user();
+}

keyboards/onnenon/hotdog_pad/keyboard.json

@@ -0,0 +1,53 @@
+{
+    "manufacturer": "onnenon",
+    "keyboard_name": "Hotdog Pad",
+    "maintainer": "onnenon",
+    "processor": "RP2040",
+    "bootloader": "rp2040",
+    "matrix_pins": {
+        "direct": [["GP1", "GP2", "GP4", "GP6", "GP0"]]
+    },
+    "usb": {
+        "device_version": "1.0.0",
+        "pid": "0x0001",
+        "vid": "0x4F4E"
+    },
+    "features": {
+        "encoder": true,
+        "rgblight": true,
+        "extrakey": true,
+        "mousekey": true
+    },
+    "encoder": {
+        "rotary": [{ "pin_a": "GP29", "pin_b": "GP28" }]
+    },
+    "layouts": {
+        "LAYOUT": {
+            "layout": [
+                { "x": 0, "y": 0, "matrix": [0, 0] },
+                { "x": 1, "y": 0, "matrix": [0, 1] },
+                { "x": 2, "y": 0, "matrix": [0, 2] },
+                { "x": 3, "y": 0, "matrix": [0, 3] },
+                { "x": 4, "y": 0, "matrix": [0, 4] }
+            ]
+        }
+    },
+    "ws2812": {
+        "pin": "GP12",
+        "driver": "vendor"
+    },
+    "rgblight": {
+        "led_count": 1,
+        "max_brightness": 185,
+        "animations": {
+            "breathing": true,
+            "rainbow_mood": true,
+            "knight": true,
+            "christmas": true,
+            "static_gradient": true,
+            "rgb_test": true,
+            "alternating": true,
+            "twinkle": true
+        }
+    }
+}

keyboards/onnenon/hotdog_pad/keymaps/default/keymap.c

@@ -0,0 +1,14 @@
+// Copyright 2024 Stephen Onnen (@onnenon)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include QMK_KEYBOARD_H
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+    [0] = LAYOUT(KC_A, KC_B, KC_C, KC_D, KC_MUTE)
+};
+
+#if defined(ENCODER_MAP_ENABLE)
+const uint16_t PROGMEM encoder_map[][NUM_ENCODERS][NUM_DIRECTIONS] = {
+    [0] = {ENCODER_CCW_CW(KC_VOLD, KC_VOLU)},
+};
+#endif

keyboards/onnenon/hotdog_pad/keymaps/default/rules.mk

@@ -0,0 +1 @@
+ENCODER_MAP_ENABLE = yes

keyboards/onnenon/hotdog_pad/readme.md

@@ -0,0 +1,24 @@
+# Hotdog Pad
+
+* Keyboard Maintainer: [Stephen Onnen](https://github.com/onnenon)
+* Hardware Supported: Seeed Studio XIAO RP2040
+* Hardware Availability: https://github.com/onnenon/hotdog_pad
+
+Make example for this keyboard (after setting up your build environment):
+
+    make onnenon/hotdog_pad:default
+
+Flashing example for this keyboard:
+
+    make onnenon/hotdog_pad: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 key at (0,0) in the matrix (usually the top left key or Escape) and plug in the keyboard
+* **Physical reset button**: Briefly press the button on the back of the PCB - some may have pads you must short instead
+* **Keycode in layout**: Press the key mapped to `QK_BOOT` if it is available
+