linux-kernel - [PATCH v6 4/5] arm64: dts: qcom: msm8916-gplus-fl8005a: Add touchscreen

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20230107133223.139893-1-linmengbo0689@protonmail.com>
Date:   Sat, 07 Jan 2023 13:33:05 +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>,
        Linus Walleij <linus.walleij@...aro.org>,
        Stanislav Jakubek <stano.jakubek@...il.com>,
        Miquel Raynal <miquel.raynal@...tlin.com>,
        Jagan Teki <jagan@...eble.ai>,
        Chris Morgan <macromorgan@...mail.com>,
        Stephan Gerhold <stephan@...hold.net>,
        Nikita Travkin <nikita@...n.ru>, devicetree@...r.kernel.org,
        linux-arm-msm@...r.kernel.org,
        ~postmarketos/upstreaming@...ts.sr.ht
Subject: [PATCH v6 4/5] arm64: dts: qcom: msm8916-gplus-fl8005a: Add touchscreen

FL8005A uses a Focaltech FT5402 touchscreen that is connected to
blsp_i2c5. Add it to the device tree.

Signed-off-by: Lin, Meng-Bo <linmengbo0689@...tonmail.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@...aro.org>
---
 .../boot/dts/qcom/msm8916-gplus-fl8005a.dts   | 42 +++++++++++++++++++
 1 file changed, 42 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/msm8916-gplus-fl8005a.dts b/arch/arm64/boot/dts/qcom/msm8916-gplus-fl8005a.dts
index a8c36c9f5d9d..b44c30a72784 100644
--- a/arch/arm64/boot/dts/qcom/msm8916-gplus-fl8005a.dts
+++ b/arch/arm64/boot/dts/qcom/msm8916-gplus-fl8005a.dts
@@ -63,6 +63,32 @@ usb_id: usb-id {
 	};
 };
 
+&blsp_i2c5 {
+	status = "okay";
+
+	touchscreen@38 {
+		/* Actually ft5402 */
+		compatible = "edt,edt-ft5406";
+		reg = <0x38>;
+
+		interrupt-parent = <&msmgpio>;
+		interrupts = <13 IRQ_TYPE_EDGE_FALLING>;
+
+		reset-gpios = <&msmgpio 12 GPIO_ACTIVE_LOW>;
+
+		vcc-supply = <&pm8916_l17>;
+		iovcc-supply = <&pm8916_l6>;
+
+		touchscreen-size-x = <800>;
+		touchscreen-size-y = <500>;
+		touchscreen-inverted-x;
+		touchscreen-swapped-x-y;
+
+		pinctrl-0 = <&touchscreen_default>;
+		pinctrl-names = "default";
+	};
+};
+
 &blsp1_uart2 {
 	status = "okay";
 };
@@ -225,6 +251,22 @@ gpio_leds_default: gpio-led-default-state {
 		bias-disable;
 	};
 
+	touchscreen_default: touchscreen-default-state {
+		reset-pins {
+			pins = "gpio12";
+			function = "gpio";
+			drive-strength = <2>;
+			bias-disable;
+		};
+
+		touchscreen-pins {
+			pins = "gpio13";
+			function = "gpio";
+			drive-strength = <2>;
+			bias-pull-up;
+		};
+	};
+
 	usb_id_default: usb-id-default-state {
 		pins = "gpio110";
 		function = "gpio";
-- 
2.30.2