package/squeezelite: add optional wiringpi dependency

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/squeezelite/squeezelite.mk

@@ -34,6 +34,11 @@ ifeq ($(BR2_PACKAGE_SQUEEZELITE_VISEXPORT),y)
 SQUEEZELITE_MAKE_OPTS += -DVISEXPORT
 endif
 
+ifeq ($(BR2_PACKAGE_WIRINGPI),y)
+SQUEEZELITE_DEPENDENCIES += wiringpi
+SQUEEZELITE_MAKE_OPTS += -DRPI
+endif
+
 define SQUEEZELITE_BUILD_CMDS
 	$(TARGET_MAKE_ENV) $(MAKE) $(TARGET_CONFIGURE_OPTS) \
 		OPTS="$(SQUEEZELITE_MAKE_OPTS)" -C $(@D) all