fix rgb mode selection and lighting increments for the 1894 (#9336)

keyboards/atxkb/1894/config.h

@@ -55,13 +55,13 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #define RGB_DI_PIN D2
 #ifdef RGB_DI_PIN
   #define RGBLED_NUM 14
-//   #define RGBLIGHT_HUE_STEP 8
-//   #define RGBLIGHT_SAT_STEP 8
-//   #define RGBLIGHT_VAL_STEP 8
-//   #define RGBLIGHT_LIMIT_VAL 200 /* The maximum brightness level */
-//   #define RGBLIGHT_SLEEP  /* If defined, the RGB lighting will be switched off when the host goes to sleep */
+  #define RGBLIGHT_HUE_STEP 8
+  #define RGBLIGHT_SAT_STEP 8
+  #define RGBLIGHT_VAL_STEP 8
+  // #define RGBLIGHT_LIMIT_VAL 200 /* The maximum brightness level */
+  #define RGBLIGHT_SLEEP  /* If defined, the RGB lighting will be switched off when the host goes to sleep */
 /*== all animations enable ==*/
-//   #define RGBLIGHT_ANIMATIONS
+  #define RGBLIGHT_ANIMATIONS
 // /*== or choose animations ==*/
 //   #define RGBLIGHT_EFFECT_BREATHING
 //   #define RGBLIGHT_EFFECT_RAINBOW_MOOD

keyboards/atxkb/1894/rules.mk

@@ -29,5 +29,6 @@ MIDI_ENABLE = no            # MIDI support
 BLUETOOTH_ENABLE = no       # Enable Bluetooth with the Adafruit EZ-Key HID
 AUDIO_ENABLE = no           # Audio output on port C6
 FAUXCLICKY_ENABLE = no      # Use buzzer to emulate clicky switches
+LTO_ENABLE = yes
 
 LAYOUTS = 60_ansi 60_ansi_split_bs_rshift 60_tsangan_hhkb