support LEDs

keyboards/frosty_flake/frosty_flake.c

@@ -22,7 +22,25 @@ bool process_record_kb(uint16_t keycode, keyrecord_t *record) {
 }
 
 void led_set_kb(uint8_t usb_led) {
-	// put your keyboard LED indicator (ex: Caps Lock LED) toggling code here
+    DDRB |= (1<<7);
+    DDRC |= (1<<5) | (1<<6);
+
+    print_dec(usb_led);
+
+    if (usb_led & (1<<USB_LED_CAPS_LOCK))
+        PORTC &= ~(1<<5);
+    else
+        PORTC |=  (1<<5);
+
+    if (usb_led & (1<<USB_LED_NUM_LOCK))
+        PORTB &= ~(1<<7);
+    else
+        PORTB |=  (1<<7);
+
+    if (usb_led & (1<<USB_LED_SCROLL_LOCK))
+        PORTC &= ~(1<<6);
+    else
+        PORTC |=  (1<<6);
 
     led_set_user(usb_led);
 }

keyboards/frosty_flake/matrix.c

@@ -24,17 +24,6 @@
 #include "util.h"
 #include "matrix.h"
 
-#define CONFIG_LED_IO \
-  DDRB |= (1<<7); \
-  DDRC |= (1<<5) | (1<<6);
-
-#define USB_LED_CAPS_LOCK_ON    PORTC &= ~(1<<5)
-#define USB_LED_CAPS_LOCK_OFF   PORTC |=  (1<<5)
-#define USB_LED_NUM_LOCK_ON     PORTB &= ~(1<<7)
-#define USB_LED_NUM_LOCK_OFF    PORTB |=  (1<<7)
-#define USB_LED_SCROLL_LOCK_ON  PORTC &= ~(1<<6)
-#define USB_LED_SCROLL_LOCK_OFF PORTC |=  (1<<6)
-
 #ifndef DEBOUNCING_DELAY
 #   define DEBOUNCING_DELAY 5
 #endif