linux-kernel - [PATCH] arm64: dts: qcom: Add touchscreen for pazquel360

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Message-Id: <20220916040330.1.Ia3be91283bd937d08e7321140c89e4a0e2b78cf6@changeid>
Date:   Fri, 16 Sep 2022 04:04:20 +0000
From:   Yunlong Jia <ecs.beijing2022@...il.com>
To:     LKML <linux-kernel@...r.kernel.org>
Cc:     Douglas Anderson <dianders@...omium.org>,
        Henry Sun <henrysun@...gle.com>,
        Yunlong Jia <yunlong.jia@....com.tw>,
        Bob Moragues <moragues@...omium.org>,
        Yunlong Jia <ecs.beijing2022@...il.com>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>, devicetree@...r.kernel.org,
        linux-arm-msm@...r.kernel.org
Subject: [PATCH] arm64: dts: qcom: Add touchscreen for pazquel360

The model used is elan ekth3915, compatible with ekth3500.

Signed-off-by: Yunlong Jia <ecs.beijing2022@...il.com>

---

 .../dts/qcom/sc7180-trogdor-pazquel360.dtsi   | 22 +++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sc7180-trogdor-pazquel360.dtsi b/arch/arm64/boot/dts/qcom/sc7180-trogdor-pazquel360.dtsi
index 5702325d0c7b..14ea94ce90c1 100644
--- a/arch/arm64/boot/dts/qcom/sc7180-trogdor-pazquel360.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7180-trogdor-pazquel360.dtsi
@@ -14,6 +14,28 @@
 	realtek,dmic-clk-rate-hz = <2048000>;
 };
 
+ap_ts_pen_1v8: &i2c4 {
+	status = "okay";
+	clock-frequency = <400000>;
+
+	ap_ts: touchscreen@10 {
+		compatible = "elan,ekth3500";
+		reg = <0x10>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&ts_int_l>, <&ts_reset_l>;
+
+		interrupt-parent = <&tlmm>;
+		interrupts = <9 IRQ_TYPE_LEVEL_LOW>;
+
+		hid-descr-addr = <0x0001>;
+
+		vcc33-supply = <&pp3300_ts>;
+		vccio-supply = <&pp1800_l10a>;
+		reset-gpios = <&tlmm 8 GPIO_ACTIVE_LOW>;
+	};
+};
+
+
 &keyboard_controller {
 	function-row-physmap = <
 		MATRIX_KEY(0x00, 0x02, 0)	/* T1 */
-- 
2.17.1