From 8b779e0270cb457a4093539ebebf3edf30ad73cf Mon Sep 17 00:00:00 2001
From: "sol.yu" <sol.yu@lge.com>
Date: Thu, 8 Jan 2015 09:53:18 +0900
Subject: [PATCH] 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>
---
 .../dts/apq8026-lenok/apq8026-lenok-panel.dtsi | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/arch/arm/boot/dts/apq8026-lenok/apq8026-lenok-panel.dtsi b/arch/arm/boot/dts/apq8026-lenok/apq8026-lenok-panel.dtsi
index bfbee580b8ca..757d8d81bd59 100644
--- a/arch/arm/boot/dts/apq8026-lenok/apq8026-lenok-panel.dtsi
+++ b/arch/arm/boot/dts/apq8026-lenok/apq8026-lenok-panel.dtsi
@@ -56,17 +56,17 @@
 					FF FF FF FF FF FF
 					FF FF FF FF FF FF /* Color Management 10*/
 					39 01 00 00 00 00 11 E1
-					3E 3A 46 4E 4E 46
-					3A 32 00 FC F0 E4
-					E4 F8 1C 38 /* digital gamma( S curve) R */
+					32 3C 46 48 4E 46
+					40 30 00 FB F1 EE
+					E2 F6 08 40 /* digital gamma( S curve) R */
 					39 01 00 00 00 00 11 E2
-					3E 3A 46 4E 4E 46
-					3A 32 00 FC F0 E4
-					E4 F8 1C 38 /* digital gamma( S curve) G */
+					32 3C 46 48 4E 46
+					40 30 00 FB F1 EE
+					E2 F6 08 40 /* digital gamma( S curve) G */
 					39 01 00 00 00 00 11 E3
-					3E 3A 46 4E 4E 46
-					3A 32 00 FC F0 E4
-					E4 F8 1C 38 /* digital gamma( S curve) B */
+					32 3C 46 48 4E 46
+					40 30 00 FB F1 EE
+					E2 F6 08 40 /* digital gamma( S curve) B */
 					05 01 00 00 00 00 01 35
 					05 01 00 00 00 00 01 29];
 		qcom,mdss-dsi-off-command = [05 01 00 00 00 00 01 28
-- 
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