Add ErgoDash keyboard (#3128)

* create ergodash

* Revert "create ergodash"

This reverts commit b261c808c30fee95cb656629f7e9b44b01e79363.

* add ergodash

* keymap→layout

* use set_single_persistent_default_layer

1 files changed, 20 insertions, 0 deletions

diff --git a/keyboards/ergodash/split_util.h b/keyboards/ergodash/split_util.h
new file mode 100644
index 000000000..595a0659e
--- /dev/null
+++ b/keyboards/ergodash/split_util.h
@@ -0,0 +1,20 @@
+#ifndef SPLIT_KEYBOARD_UTIL_H
+#define SPLIT_KEYBOARD_UTIL_H
+
+#include <stdbool.h>
+#include "eeconfig.h"
+
+#define SLAVE_I2C_ADDRESS           0x32
+
+extern volatile bool isLeftHand;
+
+// slave version of matix scan, defined in matrix.c
+void matrix_slave_scan(void);
+
+void split_keyboard_setup(void);
+bool has_usb(void);
+void keyboard_slave_loop(void);
+
+void matrix_master_OLED_init (void);
+
+#endif