Thread (55 messages) 55 messages, 8 authors, 2011-05-03

Re: [PATCH 3/4 v4] video, sm501: add OF binding to support SM501

From: Paul Mundt <hidden>
Date: 2011-01-25 06:38:44
Also in: linux-devicetree, linuxppc-dev, lkml

On Mon, Jan 24, 2011 at 10:57:38AM +0100, Heiko Schocher wrote:
- changes since v1:
  add Ben Dooks, Vincent Sanders and Samuel Ortiz to cc, as suggested from
  Paul Mundt.
- changes since v2:
  add comments from Randy Dunlap:
  - move parameter documentation to Documentation/fb/sm501.txt
- changes since v3:
  - rebased against v2.6.38-rc2
  - split in 3 patches
    - of support patch
      - get rid of "#if defined(CONFIG_PPC_MPC52xx)" usage
        hide this in DTS, as Paul suggested.
    - i/o routine patch
    - edid support patch
[snip]
quoted hunk ↗ jump to hunk
diff --git a/drivers/video/sm501fb.c b/drivers/video/sm501fb.c
index 30b53ae..2ae57aa 100644
--- a/drivers/video/sm501fb.c
+++ b/drivers/video/sm501fb.c
@@ -1729,6 +1729,15 @@ static int sm501fb_init_fb(struct fb_info *fb,
 		FBINFO_HWACCEL_COPYAREA | FBINFO_HWACCEL_FILLRECT |
 		FBINFO_HWACCEL_XPAN | FBINFO_HWACCEL_YPAN;
 
+#if defined(CONFIG_PPC_MPC52xx)
+#ifdef __BIG_ENDIAN
+	if (of_get_property(info->dev->parent->of_node, "little-endian", NULL))
+		fb->flags |= FBINFO_FOREIGN_ENDIAN;
+#else
+	if (of_get_property(info->dev->parent->of_node, "big-endian", NULL))
+		fb->flags |= FBINFO_FOREIGN_ENDIAN;
+#endif
+#endif
 	/* fixed data */
 
 	fb->fix.type		= FB_TYPE_PACKED_PIXELS;
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