Add Dip Switch as a core feature (#6140)

* Add Dip Switches as a core feature

* Add documentation for Dip Switch feature

* Update Preonic Rev3 to use new feature and remove custom matrix

* Apply suggestions from code review

Co-Authored-By: noroadsleft <18669334+noroadsleft@users.noreply.github.com>

* Remove custom matrix line completely

Rather than just disabling it

Co-Authored-By: fauxpark <fauxpark@gmail.com>

* DIP changes

Co-Authored-By: fauxpark <fauxpark@gmail.com>

* Use better check for DIP Switch configuration

* Add to show features

* Add bitmask callback for dip switch

* Fix OLKB Boards dip switch config

* Update docs to include bitmask example

* Fix comments/documentation

Co-Authored-By: fauxpark <fauxpark@gmail.com>

* Fix issues with docs and use example from @tuzonghua

* Fix wording

Co-Authored-By: fauxpark <fauxpark@gmail.com>

* Fix example to use proper formatting

Bad, BAAAAAAD drashna!!!

* Handle dip switch initialization better

1 files changed, 29 insertions, 0 deletions

diff --git a/quantum/dip_switch.h b/quantum/dip_switch.h
new file mode 100644
index 000000000..61ef1cc19
--- /dev/null
+++ b/quantum/dip_switch.h
@@ -0,0 +1,29 @@
+/*
+ * Copyright 2018 Jack Humbert <jack.humb@gmail.com>
+ * Copyright 2018 Drashna Jaelre (Christopher Courtney) <drashna@live.com>
+ *
+ * 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"
+
+void dip_switch_update_kb(uint8_t index, bool active);
+void dip_switch_update_user(uint8_t index, bool active);
+void dip_switch_update_mask_user(uint32_t state);
+void dip_switch_update_mask_kb(uint32_t state);
+
+void dip_switch_init(void);
+void dip_switch_read(bool forced);