linux-kernel - [PATCH 4/5] arm64: dts: qcom: sdm845-xiaomi-beryllium-ebbg: introduce support for fts touchscreen

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Message-Id: <20230312093249.1846993-5-joelselvaraj.oss@gmail.com>
Date:   Sun, 12 Mar 2023 04:32:48 -0500
From:   Joel Selvaraj <joelselvaraj.oss@...il.com>
To:     Caleb Connolly <caleb@...nolly.tech>,
        Dmitry Torokhov <dmitry.torokhov@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Henrik Rydberg <rydberg@...math.org>,
        Arnd Bergmann <arnd@...db.de>,
        Robert Jarzmik <robert.jarzmik@...e.fr>,
        Jeff LaBundy <jeff@...undy.com>,
        Neil Armstrong <neil.armstrong@...aro.org>,
        Markuss Broks <markuss.broks@...il.com>,
        Jean Delvare <jdelvare@...e.de>,
        Max Krummenacher <max.krummenacher@...adex.com>,
        Job Noorman <job@...rman.info>,
        Alistair Francis <alistair@...stair23.me>,
        Chris Morgan <macromorgan@...mail.com>
Cc:     linux-input@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        ~postmarketos/upstreaming@...ts.sr.ht, phone-devel@...r.kernel.org,
        Joel Selvaraj <joelselvaraj.oss@...il.com>
Subject: [PATCH 4/5] arm64: dts: qcom: sdm845-xiaomi-beryllium-ebbg: introduce support for fts touchscreen

The Poco F1 EBBG variant uses Focaltech FTS touchscreen. Introduce
support for it.

Signed-off-by: Joel Selvaraj <joelselvaraj.oss@...il.com>
---
 .../dts/qcom/sdm845-xiaomi-beryllium-ebbg.dts | 27 +++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sdm845-xiaomi-beryllium-ebbg.dts b/arch/arm64/boot/dts/qcom/sdm845-xiaomi-beryllium-ebbg.dts
index 76931ebad065..a23be4c8e1bb 100644
--- a/arch/arm64/boot/dts/qcom/sdm845-xiaomi-beryllium-ebbg.dts
+++ b/arch/arm64/boot/dts/qcom/sdm845-xiaomi-beryllium-ebbg.dts
@@ -13,3 +13,30 @@ &display_panel {
 	compatible = "ebbg,ft8719";
 	status = "okay";
 };
+
+&i2c14 {
+	status = "okay";
+
+	dmas =  <&gpi_dma1 0 6 QCOM_GPI_I2C>,
+		<&gpi_dma1 1 6 QCOM_GPI_I2C>;
+	dma-names = "tx", "rx";
+
+	touchscreen: focaltech@38 {
+		compatible = "focaltech,fts8719";
+		reg = <0x38>;
+		interrupt-parent = <&tlmm>;
+		interrupts = <31 IRQ_TYPE_EDGE_RISING>;
+
+		vddio-supply = <&vreg_l14a_1p8>;
+
+		pinctrl-names = "default", "sleep";
+		pinctrl-0 = <&ts_int_default &ts_reset_default>;
+		pinctrl-1 = <&ts_int_sleep &ts_reset_sleep>;
+
+		reset-gpios = <&tlmm 32 GPIO_ACTIVE_LOW>;
+
+		touchscreen-size-x = <1080>;
+		touchscreen-size-y = <2246>;
+		focaltech,max-touch-number = <10>;
+	};
+};
-- 
2.39.2