uboot: add glbtn header

Signed-off-by: Tianling Shen <cnsztl@immortalwrt.org>

uboot-mtk-20220606/common/main.c

@@ -13,13 +13,14 @@
 #include <command.h>
 #include <console.h>
 #include <env.h>
+#ifdef CONFIG_CMD_GL_BTN
+#include <glbtn.h>
+#endif
 #include <init.h>
 #include <net.h>
 #include <version_string.h>
 #include <efi_loader.h>
 
-void led_control(const char *cmd, const char *name, const char *arg);
-
 static void run_preboot_environment_command(void)
 {
 	char *p;

uboot-mtk-20220606/failsafe/failsafe.c

@@ -12,6 +12,9 @@
 #include <malloc.h>
 #include <command.h>
 #include <env.h>
+#ifdef CONFIG_CMD_GL_BTN
+#include <glbtn.h>
+#endif
 #include <net/tcp.h>
 #include <net/httpd.h>
 #include <u-boot/md5.h>
@@ -22,8 +25,6 @@
 #include "../board/mediatek/common/boot_helper.h"
 #include "fs.h"
 
-void led_control(const char *cmd, const char *name, const char *arg);
-
 enum {
 	FW_TYPE_GPT,
 	FW_TYPE_BL2,

uboot-mtk-20220606/include/glbtn.h

@@ -0,0 +1,6 @@
+#ifndef _GLBTN_H_
+#define _GLBTN_H_
+
+void led_control(const char *cmd, const char *name, const char *arg);
+
+#endif

uboot-mtk-20220606/net/httpd.c

@@ -15,8 +15,9 @@
 #include <net/tcp.h>
 #include <net/httpd.h>
 #include <command.h>
-
-void led_control(const char *cmd, const char *name, const char *arg);
+#ifdef CONFIG_CMD_GL_BTN
+#include <glbtn.h>
+#endif
 
 struct httpd_instance {
 	struct list_head node;