ARM: dts: msm: Add synaptics touch node to MSM8953 QRD
Synaptics touch device is used in sdm450 qrd and msm8953 qrd.
Add the required configuration to enable it.
Change-Id: I8d057ef01bcfda7dc1972b925bc702535eeceb39
Signed-off-by: Venkata Prahlad Valluru <vvalluru@codeaurora.org>
diff --git a/arch/arm64/boot/dts/qcom/msm8953-qrd.dtsi b/arch/arm64/boot/dts/qcom/msm8953-qrd.dtsi
index 87b8c74..b29e447 100644
--- a/arch/arm64/boot/dts/qcom/msm8953-qrd.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8953-qrd.dtsi
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2015-2017, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
@@ -11,6 +11,45 @@
* GNU General Public License for more details.
*/
+
+&soc {
+ i2c@78b7000 { /* BLSP1 QUP3 */
+ status = "okay";
+ synaptics@4b {
+ compatible = "synaptics,dsx-i2c";
+ reg = <0x4b>;
+ interrupt-parent = <&tlmm>;
+ interrupts = <65 0x2008>;
+ vdd_ana-supply = <&vdd_vreg>;
+ vcc_i2c-supply = <&pm8953_l6>;
+ synaptics,pwr-reg-name = "vdd_ana";
+ synaptics,bus-reg-name = "vcc_i2c";
+ synaptics,irq-gpio = <&tlmm 65 0x2008>;
+ synaptics,irq-on-state = <0>;
+ synaptics,irq-flags = <0x2008>;
+ synaptics,power-delay-ms = <200>;
+ synaptics,reset-delay-ms = <200>;
+ synaptics,max-y-for-2d = <1919>;
+ synaptics,cap-button-codes = <139 158 172>;
+ synaptics,vir-button-codes = <139 180 2000 320 160
+ 158 540 2000 320 160
+ 172 900 2000 320 160>;
+ synaptics,resume-in-workqueue;
+ /* Underlying clocks used by secure touch */
+ clock-names = "iface_clk", "core_clk";
+ clocks = <&clock_gcc clk_gcc_blsp1_ahb_clk>,
+ <&clock_gcc clk_gcc_blsp1_qup3_i2c_apps_clk>;
+ };
+ };
+
+ vdd_vreg: vdd_vreg {
+ compatible = "regulator-fixed";
+ status = "ok";
+ regulator-name = "vdd_vreg";
+ };
+
+};
+
&blsp1_uart0 {
status = "ok";
pinctrl-names = "default";