[Keyboard] latinpad(Original:hasupad,RENAMED latinpad) (#8766)

Co-Authored-By: ridingqwerty <george.g.koenig@gmail.com>
Co-Authored-By: Ryan <fauxpark@gmail.com>
Co-Authored-By: Joel Challis <git@zvecr.com>
Co-Authored-By: Drashna Jaelre <drashna@live.com>
Co-Authored-By: James Young <18669334+noroadsleft@users.noreply.github.com>

keyboards/latinpad/latinpad.h

@@ -0,0 +1,42 @@
+/* Copyright 2020 latincompass
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#pragma once
+
+#include "quantum.h"
+
+/* This a shortcut to help you visually see your layout.
+ *
+ * The first section contains all of the arguments representing the physical
+ * layout of the board and position of the keys.
+ *
+ * The second converts the arguments into a two-dimensional array which
+ * represents the switch matrix.
+ */
+
+#define LAYOUT( \
+    K40, K41,           \
+    K00, K01, K02, K03, \
+    K10, K11, K12, K13, \
+    K20, K21, K22, K23, \
+    K30, K31, K32, K33  \
+) \
+{ \
+    { K00,   K01,   K02,   K03   }, \
+    { K10,   K11,   K12,   K13   }, \
+    { K20,   K21,   K22,   K23   }, \
+    { K30,   K31,   K32,   K33   }, \
+    { K40,   K41,   KC_NO, KC_NO }  \
+}