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tegra124: norrin: Initialize frame buffer

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Fix the smeared screen observed when FB has not been initialized.

BUG=None
TEST=graphics comes up clean.

Signed-off-by: Jimmy Zhang <jimmzhang@nvidia.com>

Change-Id: I1ce2365d07d0463968fe50fc45a278badc9e9c0d
Reviewed-on: https://chromium-review.googlesource.com/182090
Tested-by: Jimmy Zhang <jimmzhang@nvidia.com>
Reviewed-by: Gabe Black <gabeblack@chromium.org>
Commit-Queue: Jimmy Zhang <jimmzhang@nvidia.com>
This commit is contained in:
Jimmy Zhang 2014-01-09 14:29:40 -08:00 • committed by chrome-internal-fetch
commit b7c1d1b3c9
1 changed files with 4 additions and 0 deletions
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4
src/soc/nvidia/tegra124/display.c
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@ -308,6 +308,10 @@ void display_startup(device_t dev)
/* bringup dp */
dp_bringup(framebuffer_base_mb*MiB);
/* init frame buffer */
memset((void *)(framebuffer_base_mb*MiB), 0x00,
framebuffer_size_mb*MiB);
/* tell depthcharge ...
*/
struct edid edid;