Simplify Keymap Config EEPROM (#18886)

* Simplify Keymap Config EEPROM

* Decrement eeconfig magic number due to eeconfig changes

* Update quantum/eeconfig.h

Co-authored-by: Joel Challis <git@zvecr.com>

1 files changed, 4 insertions, 7 deletions

diff --git a/quantum/eeconfig.c b/quantum/eeconfig.c
index 27a0f6d48f..2e2df11d69 100644
--- a/quantum/eeconfig.c
+++ b/quantum/eeconfig.c
@@ -45,10 +45,8 @@ void eeconfig_init_quantum(void) {
     eeprom_update_byte(EECONFIG_DEBUG, 0);
     eeprom_update_byte(EECONFIG_DEFAULT_LAYER, 0);
     default_layer_state = 0;
-    eeprom_update_byte(EECONFIG_KEYMAP_LOWER_BYTE, 0);
-    // Enable oneshot and autocorrect by default: 0b0001 0100
-    eeprom_update_byte(EECONFIG_KEYMAP_UPPER_BYTE, 0x14);
-    eeprom_update_byte(EECONFIG_MOUSEKEY_ACCEL, 0);
+    // Enable oneshot and autocorrect by default: 0b0001 0100 0000 0000
+    eeprom_update_word(EECONFIG_KEYMAP, 0x1400);
     eeprom_update_byte(EECONFIG_BACKLIGHT, 0);
     eeprom_update_byte(EECONFIG_AUDIO, 0xFF); // On by default
     eeprom_update_dword(EECONFIG_RGBLIGHT, 0);
@@ -167,15 +165,14 @@ void eeconfig_update_default_layer(uint8_t val) {
  * FIXME: needs doc
  */
 uint16_t eeconfig_read_keymap(void) {
-    return (eeprom_read_byte(EECONFIG_KEYMAP_LOWER_BYTE) | (eeprom_read_byte(EECONFIG_KEYMAP_UPPER_BYTE) << 8));
+    return eeprom_read_word(EECONFIG_KEYMAP);
 }
 /** \brief eeconfig update keymap
  *
  * FIXME: needs doc
  */
 void eeconfig_update_keymap(uint16_t val) {
-    eeprom_update_byte(EECONFIG_KEYMAP_LOWER_BYTE, val & 0xFF);
-    eeprom_update_byte(EECONFIG_KEYMAP_UPPER_BYTE, (val >> 8) & 0xFF);
+    eeprom_update_word(EECONFIG_KEYMAP, val);
 }
 
 /** \brief eeconfig read audio