[U-Boot] [PATCH v4 08/11] rockchip: video: vop: Reserve enough space for mipi dispaly

Eric Gao eric.gao at rock-chips.com
Thu Apr 20 04:45:56 UTC 2017


plat->size here is used to reserve frame buffer space befor relocation.
our mipi panel use 24 bitwidth, and vop require 32bit align. So the frame
buffer size should be at least 1920*1200*32/8.

Signed-off-by: Eric Gao <eric.gao at rock-chips.com>

---

Changes in v4: None
Changes in v3:
-Add more description in the commit message

Changes in v2:
-Extend frame buffer size for mipi display

 drivers/video/rockchip/rk_vop.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/video/rockchip/rk_vop.c b/drivers/video/rockchip/rk_vop.c
index 5f5db9e..f1c6030 100644
--- a/drivers/video/rockchip/rk_vop.c
+++ b/drivers/video/rockchip/rk_vop.c
@@ -359,7 +359,7 @@ static int rk_vop_bind(struct udevice *dev)
 {
 	struct video_uc_platdata *plat = dev_get_uclass_platdata(dev);
 
-	plat->size = 1920 * 1080 * 2;
+	plat->size = 1920 * 1200 * 4;
 
 	return 0;
 }
-- 
1.9.1




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