arm/dt: lenok: display: Fix white banding in grayscale (gamma)

There is banding issue in grayscale. This issue is caused by Digital S-curve gamma.
To avoid this issue, we change the value of gray scale from 0 to 32.

Bug: 18942799
Change-Id: I964cb1bb04f912cc20d5489d68286eaa84eb584c
Signed-off-by: sol.yu <sol.yu@lge.com>
Signed-off-by: Devin Kim <dojip.kim@lge.com>
1 file changed