Clueboard 66% Hotswap Support (#5204)

* Initial Clueboard 66% arm support

* Fix LAYOUT_66_ansi

* wip

* Bring this branch up to date with led_matrix

* Get Clueboard 66% hotswap working with led_matrix

* stm32 cleanup

* Fix compiling for clueboard 66% hotswap prototype

* Reduce the size of the prototype firmware

1 files changed, 55 insertions, 0 deletions

diff --git a/keyboards/clueboard/66_hotswap/prototype/config.h b/keyboards/clueboard/66_hotswap/prototype/config.h
new file mode 100644
index 000000000..7679d08e5
--- /dev/null
+++ b/keyboards/clueboard/66_hotswap/prototype/config.h
@@ -0,0 +1,55 @@
+#pragma once
+#include "config_common.h"
+
+#define PRODUCT_ID      0x2390
+#define DEVICE_VER      0x0001
+
+/* key matrix size */
+#define MATRIX_ROWS 10
+#define MATRIX_COLS 8
+
+// ROWS: Top to bottom, COLS: Left to right
+/* Row pin configuration
+* row: 0  1  2  3  4  5  6  7  8  9
+* pin: B2 C7 C6 B6 B5 B0 B3 D5 D3 D2
+*/
+
+#define MATRIX_ROW_PINS { B2, C7, C6, B6, B5, B0, B3, D5, D3, D2 }
+/* Column pin configuration
+ * col: 0  1  2  3  4  5  6  7
+ * pin: F0 F1 F4 F5 F6 F7 E6 B1
+ */
+#define MATRIX_COL_PINS { F0, F1, F4, F5, F6, F7, E6, B1 }
+#define UNUSED_PINS
+
+/* Speaker configuration
+ */
+#define B7_AUDIO
+#define NO_MUSIC_MODE
+#define AUDIO_CLICKY
+
+/* Space savings
+ */
+#define NO_ACTION_TAPPING
+
+/* Backlight configuration
+ */
+#define BACKLIGHT_LEVELS 1
+
+/* Underlight configuration
+ */
+#define RGB_DI_PIN D7
+#define RGBLED_NUM 26     // Number of LEDs
+#define RGBLIGHT_HUE_STEP 32
+#define RGBLIGHT_SAT_STEP 17
+#define RGBLIGHT_VAL_STEP 17
+
+#define RGBLIGHT_ANIMATIONS
+#define RGBLIGHT_EFFECT_BREATHE_CENTER 1
+#define RGBLIGHT_EFFECT_BREATHE_MAX 200
+#define RGBLIGHT_EFFECT_CHRISTMAS_INTERVAL 666*2
+#define RGBLIGHT_EFFECT_CHRISTMAS_STEP 1
+#define RGBLIGHT_EFFECT_KNIGHT_LENGTH 4   // How many LEDs wide to light up
+#define RGBLIGHT_EFFECT_KNIGHT_OFFSET 16   // The led to start at
+#define RGBLIGHT_EFFECT_KNIGHT_LED_NUM 8  // How many LEDs to travel
+#define RGBLIGHT_EFFECT_SNAKE_LENGTH 4    // How many LEDs wide to light up