fix(luckfox-config):Resolving conflicts between RGB and other pin multiplexing

feat(luckfox-config):Support for touch screens and FBTFT
feat(luckfox-config):Support for Ubuntu system
feat(ubuntu):Support using local root filesystem for submodule updates
feat(ubuntu):Support for WiFi on Luckfox Pico Ultra W using the Ubuntu system
perf(ubuntu):Improve the initial boot speed of RV1103 using the Ubuntu system
perf(kernel_dts):Improve EMMC read/write speed

Signed-off-by: luckfox-eng29 <eng29@luckfox.com>

sysdrv/source/kernel/drivers/video/fbdev/core/fbcon.c

@@ -88,6 +88,8 @@
 #  define DPRINTK(fmt, args...)
 #endif
 
+#define CURSOR_ENABLE 0
+#define SHOW_CENTER 1
 /*
  * FIXME: Locking
  *
@@ -365,6 +367,7 @@ static int get_color(struct vc_data *vc, struct fb_info *info,
 
 static void fb_flashcursor(struct work_struct *work)
 {
+#if CURSOR_ENABLE
 	struct fb_info *info = container_of(work, struct fb_info, queue);
 	struct fbcon_ops *ops = info->fbcon_par;
 	struct vc_data *vc = NULL;
@@ -395,6 +398,7 @@ static void fb_flashcursor(struct work_struct *work)
 	ops->cursor(vc, info, mode, get_color(vc, info, c, 1),
 		    get_color(vc, info, c, 0));
 	console_unlock();
+#endif
 }
 
 static void cursor_timer_handler(struct timer_list *t)
@@ -599,6 +603,9 @@ static void fbcon_prepare_logo(struct vc_data *vc, struct fb_info *info,
 	if (fb_get_color_depth(&info->var, &info->fix) == 1)
 		erase &= ~0x400;
 	logo_height = fb_prepare_logo(info, ops->rotate);
+#if SHOW_CENTER
+  logo_height += (info->var.yres/2) - (logo_height/2);
+#endif
 	logo_lines = DIV_ROUND_UP(logo_height, vc->vc_font.height);
 	q = (unsigned short *) (vc->vc_origin +
 				vc->vc_size_row * rows);
@@ -1329,6 +1336,7 @@ static void fbcon_clear_margins(struct vc_data *vc, int bottom_only)
 
 static void fbcon_cursor(struct vc_data *vc, int mode)
 {
+#if CURSOR_ENABLE
 	struct fb_info *info = registered_fb[con2fb_map[vc->vc_num]];
 	struct fbcon_ops *ops = info->fbcon_par;
  	int c = scr_readw((u16 *) vc->vc_pos);
@@ -1350,6 +1358,7 @@ static void fbcon_cursor(struct vc_data *vc, int mode)
 
 	ops->cursor(vc, info, mode, get_color(vc, info, c, 1),
 		    get_color(vc, info, c, 0));
+#endif
 }
 
 static int scrollback_phys_max = 0;

sysdrv/source/kernel/drivers/video/fbdev/core/fbmem.c

@@ -38,7 +38,7 @@
 
 #include <asm/fb.h>
 
-
+#define SHOW_CENTER 1
     /*
      *  Frame buffer device initialization and setup routines
      */
@@ -520,6 +520,11 @@ static int fb_show_logo_line(struct fb_info *info, int rotate,
 		image.dy = y;
 	}
 
+#if SHOW_CENTER
+image.dx = (info->var.xres - logo->width) / 2;
+image.dy = (info->var.yres - logo->height) / 2;
+#endif
+
 	image.width = logo->width;
 	image.height = logo->height;