New port: FiiO M3K

Most credit goes to:  Roman Skylarov
Additional integration and refactoring by myself.

 *** COMPLETELY UNTESTED ***

Change-Id: Ia64c36d92e0214c6b15f7a868df286f8113ea27b

1 files changed, 7 insertions, 3 deletions

diff --git a/firmware/target/hosted/backlight-target.h b/firmware/target/hosted/backlight-target.h
index e3b8a7bd78..261af09d72 100644
--- a/firmware/target/hosted/backlight-target.h
+++ b/firmware/target/hosted/backlight-target.h
@@ -21,16 +21,20 @@
 #ifndef _BACKLIGHT_TARGET_H_
 #define _BACKLIGHT_TARGET_H_
 
-
 #include <stdbool.h>
 
-
 /* See backlight.c */
 bool backlight_hw_init(void);
 void backlight_hw_on(void);
 void backlight_hw_off(void);
 void backlight_hw_brightness(int brightness);
 
-
+#ifdef HAVE_BUTTON_LIGHT
+void buttonlight_hw_on(void);
+void buttonlight_hw_off(void);
+#ifdef HAVE_BUTTONLIGHT_BRIGHTNESS
+void buttonlight_hw_brightness(int brightness);
+#endif
 #endif
 
+#endif