diff --git a/drivers/gpu/drm/radeon/rs690.c b/drivers/gpu/drm/radeon/rs690.c
index cd2e1a9..72e7b20 100644
--- a/drivers/gpu/drm/radeon/rs690.c
+++ b/drivers/gpu/drm/radeon/rs690.c
@@ -134,6 +134,10 @@ void rs690_vram_info(struct radeon_device *rdev)
 	fixed20_12 a;
 
 	rs400_gart_adjust_size(rdev);
+
+	rdev->mc.gtt_size = 32 * 1024 * 1024;
+	DRM_ERROR("Forcing to 32M GART size\n");
+
 	/* DDR for all card after R300 & IGP */
 	rdev->mc.vram_is_ddr = true;
 	rdev->mc.vram_width = 128;