exynos: Allow CONFIG_MISC_COMMON to be build without an LCD

This file currently requires LCD support. Adjust it so that it can still be
built without LCD support (even thought it won't work fully).

Signed-off-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>

board/samsung/common/misc.c

@@ -147,6 +147,7 @@ static int key_pressed(int key)
 	return value;
 }
 
+#ifdef CONFIG_LCD
 static int check_keys(void)
 {
 	int keys = 0;
@@ -235,9 +236,11 @@ static void display_board_info(void)
 
 	lcd_printf("\tDisplay BPP: %u\n", 1 << vid->vl_bpix);
 }
+#endif
 
 static int mode_leave_menu(int mode)
 {
+#ifdef CONFIG_LCD
 	char *exit_option;
 	char *exit_reset = "reset";
 	char *exit_back = "back";
@@ -301,8 +304,12 @@ static int mode_leave_menu(int mode)
 
 	lcd_clear();
 	return leave;
+#else
+	return 0;
+#endif
 }
 
+#ifdef CONFIG_LCD
 static void display_download_menu(int mode)
 {
 	char *selection[BOOT_MODE_EXIT + 1];
@@ -320,9 +327,11 @@ static void display_download_menu(int mode)
 		lcd_printf("\t%s  %s - %s\n\n", selection[i],
 			   mode_name[i][0], mode_info[i]);
 }
+#endif
 
 static void download_menu(void)
 {
+#ifdef CONFIG_LCD
 	int mode = 0;
 	int last_mode = 0;
 	int run;
@@ -393,6 +402,7 @@ static void download_menu(void)
 	}
 
 	lcd_clear();
+#endif
 }
 
 void check_boot_mode(void)