diff --git a/drivers/video/fbdev/aty/aty128fb.c b/drivers/video/fbdev/aty/aty128fb.c
index ba64e26e38d3..db18474607c9 100644
--- a/drivers/video/fbdev/aty/aty128fb.c
+++ b/drivers/video/fbdev/aty/aty128fb.c
@@ -116,7 +116,7 @@ static const struct fb_var_screeninfo default_var = {
 
 /* default modedb mode */
 /* 640x480, 60 Hz, Non-Interlaced (25.172 MHz dotclock) */
-static struct fb_videomode defaultmode = {
+static const struct fb_videomode defaultmode = {
 	.refresh =	60,
 	.xres =		640,
 	.yres =		480,
diff --git a/drivers/video/fbdev/aty/atyfb_base.c b/drivers/video/fbdev/aty/atyfb_base.c
index 1681d2db1d3e..f49efb2fb75f 100644
--- a/drivers/video/fbdev/aty/atyfb_base.c
+++ b/drivers/video/fbdev/aty/atyfb_base.c
@@ -274,7 +274,7 @@ static struct fb_var_screeninfo default_var = {
 	0, FB_VMODE_NONINTERLACED
 };
 
-static struct fb_videomode defmode = {
+static const struct fb_videomode defmode = {
 	/* 640x480 @ 60 Hz, 31.5 kHz hsync */
 	NULL, 60, 640, 480, 39721, 40, 24, 32, 11, 96, 2,
 	0, FB_VMODE_NONINTERLACED
diff --git a/drivers/video/fbdev/cyber2000fb.c b/drivers/video/fbdev/cyber2000fb.c
index 99acf538a8b8..9a5751cb4e16 100644
--- a/drivers/video/fbdev/cyber2000fb.c
+++ b/drivers/video/fbdev/cyber2000fb.c
@@ -1336,7 +1336,7 @@ static void cyber2000fb_i2c_unregister(struct cfb_info *cfb)
  * These parameters give
  * 640x480, hsync 31.5kHz, vsync 60Hz
  */
-static struct fb_videomode cyber2000fb_default_mode = {
+static const struct fb_videomode cyber2000fb_default_mode = {
 	.refresh	= 60,
 	.xres		= 640,
 	.yres		= 480,
diff --git a/drivers/video/fbdev/matrox/matroxfb_base.c b/drivers/video/fbdev/matrox/matroxfb_base.c
index 49ef48df44bd..b9b284d79631 100644
--- a/drivers/video/fbdev/matrox/matroxfb_base.c
+++ b/drivers/video/fbdev/matrox/matroxfb_base.c
@@ -1573,7 +1573,7 @@ static struct board {
 		NULL}};
 
 #ifndef MODULE
-static struct fb_videomode defaultmode = {
+static const struct fb_videomode defaultmode = {
 	/* 640x480 @ 60Hz, 31.5 kHz */
 	NULL, 60, 640, 480, 39721, 40, 24, 32, 11, 96, 2,
 	0, FB_VMODE_NONINTERLACED
diff --git a/drivers/video/fbdev/sm501fb.c b/drivers/video/fbdev/sm501fb.c
index 67e314fdd947..076dd2711630 100644
--- a/drivers/video/fbdev/sm501fb.c
+++ b/drivers/video/fbdev/sm501fb.c
@@ -46,7 +46,7 @@
 static char *fb_mode = "640x480-16@60";
 static unsigned long default_bpp = 16;
 
-static struct fb_videomode sm501_default_mode = {
+static const struct fb_videomode sm501_default_mode = {
 	.refresh	= 60,
 	.xres		= 640,
 	.yres		= 480,
diff --git a/drivers/video/fbdev/vermilion/vermilion.c b/drivers/video/fbdev/vermilion/vermilion.c
index 3fde4939dda3..6f8d444eb0e3 100644
--- a/drivers/video/fbdev/vermilion/vermilion.c
+++ b/drivers/video/fbdev/vermilion/vermilion.c
@@ -55,7 +55,7 @@ static struct list_head global_has_mode;
 static struct fb_ops vmlfb_ops;
 static struct vml_sys *subsys = NULL;
 static char *vml_default_mode = "1024x768@60";
-static struct fb_videomode defaultmode = {
+static const struct fb_videomode defaultmode = {
 	NULL, 60, 1024, 768, 12896, 144, 24, 29, 3, 136, 6,
 	0, FB_VMODE_NONINTERLACED
 };