qmk_firmware/keyboards/sendyyeah/pix/pix.c

 /* Copyright 2020 sendyyeah
  *
  * 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 "quantum.h"

void eeconfig_init_kb(void) {
#ifdef RGBLIGHT_ENABLE
    rgblight_enable(); // Enable RGB underglow by default
    rgblight_sethsv(0, 255, 255);
#ifdef RGBLIGHT_EFFECT_RAINBOW_SWIRL
    rgblight_mode(RGBLIGHT_MODE_RAINBOW_SWIRL + 5); // Set to RGB_RAINBOW_SWIRL animation by default
#endif
#endif

    eeconfig_update_kb(0);
    eeconfig_init_user();
}