atmel_lcdfb: don't initialize a pre-allocated framebuffer

[linux-2.6-omap-h63xx.git] / drivers / video / atmel_lcdfb.c

diff --git a/drivers/video/atmel_lcdfb.c b/drivers/video/atmel_lcdfb.c
index fc65c02306ddbd6c32c2be96b80fcd630be0258a..4d68b1b880d639b253108b2e20a35a9db6d93da9 100644 (file)
--- a/drivers/video/atmel_lcdfb.c
+++ b/drivers/video/atmel_lcdfb.c
@@ -250,6 +250,8 @@ static int atmel_lcdfb_alloc_video_memory(struct atmel_lcdfb_info *sinfo)
                return -ENOMEM;
        }
 
+       memset(info->screen_base, 0, info->fix.smem_len);
+
        return 0;
 }
 
@@ -634,7 +636,6 @@ static int __init atmel_lcdfb_init_fbinfo(struct atmel_lcdfb_info *sinfo)
        struct fb_info *info = sinfo->info;
        int ret = 0;
 
-       memset_io(info->screen_base, 0, info->fix.smem_len);
        info->var.activate |= FB_ACTIVATE_FORCE | FB_ACTIVATE_NOW;
 
        dev_info(info->device,
@@ -764,6 +765,11 @@ static int __init atmel_lcdfb_probe(struct platform_device *pdev)
                info->screen_base = ioremap(info->fix.smem_start, info->fix.smem_len);
                if (!info->screen_base)
                        goto release_intmem;
+
+               /*
+                * Don't clear the framebuffer -- someone may have set
+                * up a splash image.
+                */
        } else {
                /* alocate memory buffer */
                ret = atmel_lcdfb_alloc_video_memory(sinfo);