[Keyboard] Add Rosaline (#15595)

keyboards/peej/rosaline/rosaline.c

@@ -0,0 +1,29 @@
+/* Copyright 2021 Paul James
+ *
+ * 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/>.
+ */
+
+#include "rosaline.h"
+
+bool process_record_kb(uint16_t keycode, keyrecord_t *record) {
+    writePin(LED1, record->event.pressed);
+
+    return process_record_user(keycode, record);
+}
+
+layer_state_t layer_state_set_kb(layer_state_t state) {
+    writePin(LED2, state);
+
+    return layer_state_set_user(state);
+}