qmk_firmware/keyboards/deltasplit75/v2/v2.c

#include "deltasplit75.h"

void matrix_init_kb(void) {
    // // green led on
    // DDRD |= (1<<5);
    // PORTD &= ~(1<<5);

    // // orange led on
    // DDRB |= (1<<0);
    // PORTB &= ~(1<<0);

	matrix_init_user();
};