linux-kernel - [PATCH] arm64: dts: qcom: msm8916-samsung-e5: Add touchscreen

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Message-ID: <20230730025315.8579-1-linmengbo0689@protonmail.com>
Date:   Sun, 30 Jul 2023 02:55:39 +0000
From:   "Lin, Meng-Bo" <linmengbo0689@...tonmail.com>
To:     linux-kernel@...r.kernel.org
Cc:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Stephan Gerhold <stephan@...hold.net>,
        Nikita Travkin <nikita@...n.ru>, linux-arm-msm@...r.kernel.org,
        devicetree@...r.kernel.org, ~postmarketos/upstreaming@...ts.sr.ht
Subject: [PATCH] arm64: dts: qcom: msm8916-samsung-e5: Add touchscreen

Similar to A5, E5 uses a Melfas MMS345L touchscreen that is connected to
blsp_i2c5. Add it to the device tree.

Signed-off-by: Lin, Meng-Bo <linmengbo0689@...tonmail.com>
---
 .../boot/dts/qcom/msm8916-samsung-e5.dts      | 21 +++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/msm8916-samsung-e5.dts b/arch/arm64/boot/dts/qcom/msm8916-samsung-e5.dts
index 777eb934eb4b..bf0d128666d0 100644
--- a/arch/arm64/boot/dts/qcom/msm8916-samsung-e5.dts
+++ b/arch/arm64/boot/dts/qcom/msm8916-samsung-e5.dts
@@ -22,3 +22,24 @@ / {
 	compatible = "samsung,e5", "qcom,msm8916";
 	chassis-type = "handset";
 };
+
+&blsp_i2c5 {
+	status = "okay";
+
+	touchscreen@48 {
+		compatible = "melfas,mms345l";
+		reg = <0x48>;
+
+		interrupt-parent = <&tlmm>;
+		interrupts = <13 IRQ_TYPE_EDGE_FALLING>;
+
+		touchscreen-size-x = <720>;
+		touchscreen-size-y = <1280>;
+
+		avdd-supply = <&reg_vdd_tsp_a>;
+		vdd-supply = <&pm8916_l6>;
+
+		pinctrl-0 = <&ts_int_default>;
+		pinctrl-names = "default";
+	};
+};
-- 
2.39.2