ARM: dts: msm: Add platform-enable-gpio for msm8909w

Use platform-enable-gpio to control buffer connected on
panel reset line.

Change-Id: I97b5c2f8fa31d98ee370561a2fffaec71a4ae8d4
Signed-off-by: Arun kumar <akanak@codeaurora.org>
diff --git a/arch/arm64/boot/dts/qcom/msm8909w-bg-wtp-v2.dts b/arch/arm64/boot/dts/qcom/msm8909w-bg-wtp-v2.dts
index 8149eb2..9dd80f0 100644
--- a/arch/arm64/boot/dts/qcom/msm8909w-bg-wtp-v2.dts
+++ b/arch/arm64/boot/dts/qcom/msm8909w-bg-wtp-v2.dts
@@ -320,4 +320,5 @@
 &mdss_dsi0 {
 	qcom,dsi-pref-prim-pan = <&dsi_auo_390p_cmd>;
 	qcom,platform-bklight-en-gpio = <&msm_gpio 52 0>;
+	qcom,platform-enable-gpio = <&msm_gpio 59 0>;
 };