From 4fea7185a7d0d1b6bee5f822f3edd0e37bc2da23 Mon Sep 17 00:00:00 2001
From: zhaoyuan <yzhao@codeaurora.org>
Date: Wed, 1 Mar 2017 14:16:29 +0800
Subject: [PATCH] ARM: dts: msm: Add improve touch device node into sdm630 QRD

Improve touch will be used on sdm630 QRD so add support for it.

Change-Id: I4e7868f81dbd86a425375e98f4fea4a40f53887f
Signed-off-by: zhaoyuan <yzhao@codeaurora.org>
---
 arch/arm/boot/dts/qcom/sdm630-qrd.dtsi | 50 ++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)

diff --git a/arch/arm/boot/dts/qcom/sdm630-qrd.dtsi b/arch/arm/boot/dts/qcom/sdm630-qrd.dtsi
index c3d0c1f2f6ec..81cc6d97790c 100644
--- a/arch/arm/boot/dts/qcom/sdm630-qrd.dtsi
+++ b/arch/arm/boot/dts/qcom/sdm630-qrd.dtsi
@@ -253,6 +253,38 @@
 	};
 };
 
+&tlmm {
+	pmx_ts_rst_active {
+		ts_rst_active: ts_rst_active {
+			mux {
+				pins = "gpio66";
+				function = "gpio";
+			};
+
+			config {
+				pins = "gpio66";
+				drive-strength = <16>;
+				bias-pull-up;
+			};
+		};
+	};
+
+	pmx_ts_rst_suspend {
+		ts_rst_suspend: ts_rst_suspend {
+			mux {
+				pins = "gpio66";
+				function = "gpio";
+			};
+
+			config {
+				pins = "gpio66";
+				drive-strength = <2>;
+				bias-pull-down;
+			};
+		};
+	};
+};
+
 &soc {
 	gpio_keys {
 		compatible = "gpio-keys";
@@ -278,4 +310,22 @@
 		};
 
 	};
+
+	hbtp {
+		compatible = "qcom,hbtp-input";
+		pinctrl-names = "pmx_ts_active", "pmx_ts_suspend";
+		pinctrl-0 = <&ts_rst_active>;
+		pinctrl-1 = <&ts_rst_suspend>;
+		vcc_ana-supply = <&pm660l_l3>;
+		vcc_dig-supply = <&pm660_l13>;
+		qcom,afe-load = <20000>;
+		qcom,afe-vtg-min = <3008000>;
+		qcom,afe-vtg-max = <3008000>;
+		qcom,dig-load = <40000>;
+		qcom,dig-vtg-min = <1808000>;
+		qcom,dig-vtg-max = <1808000>;
+		qcom,fb-resume-delay-us = <10000>;
+		qcom,afe-power-on-delay-us = <1000>;
+		qcom,afe-power-off-delay-us = <6>;
+	};
 };