Merge remote-tracking branch 'upstream/master'

* upstream/master: (1239 commits)
  Update ez.c
  removes planck/rev3 temporarily
  Move hand_swap_config to ez.c, removes error for infinity
  Update Makefile
  ergodox: Update algernon's keymap to v1.9
  Added VS Code dir to .gitignore
  Support the Pegasus Hoof controller.
  [Jack & Erez] Simplifies and documents TO
  add readme
  use wait_ms instead of _delay_ms
  add messenger
  init keymap
  Add example keymap
  Adding whiskey_tango_foxtrot_capslock ergodox keymap
  Unicode map framework. Allow unicode up to 0xFFFFF using separate mapping table
  CIE 1931 dim curve
  Apply the dim curve to the RGB output
  Update the Cluecard readme files
  Tune snake and knight intervals for Cluecard
  Tunable RGB light intervals
  ...

1 files changed, 56 insertions, 0 deletions

diff --git a/tmk_core/common/eeconfig.c b/tmk_core/common/eeconfig.c
new file mode 100644
index 0000000000..140d2b85bb
--- /dev/null
+++ b/tmk_core/common/eeconfig.c
@@ -0,0 +1,56 @@
+#include <stdint.h>
+#include <stdbool.h>
+#include "eeprom.h"
+#include "eeconfig.h"
+
+void eeconfig_init(void)
+{
+    eeprom_update_word(EECONFIG_MAGIC,          EECONFIG_MAGIC_NUMBER);
+    eeprom_update_byte(EECONFIG_DEBUG,          0);
+    eeprom_update_byte(EECONFIG_DEFAULT_LAYER,  0);
+    eeprom_update_byte(EECONFIG_KEYMAP,         0);
+    eeprom_update_byte(EECONFIG_MOUSEKEY_ACCEL, 0);
+#ifdef BACKLIGHT_ENABLE
+    eeprom_update_byte(EECONFIG_BACKLIGHT,      0);
+#endif
+#ifdef AUDIO_ENABLE
+    eeprom_update_byte(EECONFIG_AUDIO,             0xFF); // On by default
+#endif
+#ifdef RGBLIGHT_ENABLE
+    eeprom_update_dword(EECONFIG_RGBLIGHT,      0);
+#endif
+}
+
+void eeconfig_enable(void)
+{
+    eeprom_update_word(EECONFIG_MAGIC, EECONFIG_MAGIC_NUMBER);
+}
+
+void eeconfig_disable(void)
+{
+    eeprom_update_word(EECONFIG_MAGIC, 0xFFFF);
+}
+
+bool eeconfig_is_enabled(void)
+{
+    return (eeprom_read_word(EECONFIG_MAGIC) == EECONFIG_MAGIC_NUMBER);
+}
+
+uint8_t eeconfig_read_debug(void)      { return eeprom_read_byte(EECONFIG_DEBUG); }
+void eeconfig_update_debug(uint8_t val) { eeprom_update_byte(EECONFIG_DEBUG, val); }
+
+uint8_t eeconfig_read_default_layer(void)      { return eeprom_read_byte(EECONFIG_DEFAULT_LAYER); }
+void eeconfig_update_default_layer(uint8_t val) { eeprom_update_byte(EECONFIG_DEFAULT_LAYER, val); }
+
+uint8_t eeconfig_read_keymap(void)      { return eeprom_read_byte(EECONFIG_KEYMAP); }
+void eeconfig_update_keymap(uint8_t val) { eeprom_update_byte(EECONFIG_KEYMAP, val); }
+
+#ifdef BACKLIGHT_ENABLE
+uint8_t eeconfig_read_backlight(void)      { return eeprom_read_byte(EECONFIG_BACKLIGHT); }
+void eeconfig_update_backlight(uint8_t val) { eeprom_update_byte(EECONFIG_BACKLIGHT, val); }
+#endif
+
+#ifdef AUDIO_ENABLE
+uint8_t eeconfig_read_audio(void)      { return eeprom_read_byte(EECONFIG_AUDIO); }
+void eeconfig_update_audio(uint8_t val) { eeprom_update_byte(EECONFIG_AUDIO, val); }
+#endif