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Date:   Tue, 22 Nov 2022 13:25:24 +0000
To:     linux-kernel@vger.kernel.org
From:   "Lin, Meng-Bo" <linmengbo0689@protonmail.com>
Cc:     Andy Gross <agross@kernel.org>,
        Bjorn Andersson <andersson@kernel.org>,
        Konrad Dybcio <konrad.dybcio@linaro.org>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Stephan Gerhold <stephan@gerhold.net>,
        Nikita Travkin <nikita@trvn.ru>, devicetree@vger.kernel.org,
        linux-arm-msm@vger.kernel.org,
        ~postmarketos/upstreaming@lists.sr.ht
Subject: [PATCH v5 4/4] dts: arm64: qcom: msm8916-acer-a1-724: Add touchscreen
Message-ID: <20221122132421.257658-1-linmengbo0689@protonmail.com>
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References: <20221121133732.207820-1-linmengbo0689@protonmail.com> <20221122132142.257241-1-linmengbo0689@protonmail.com>
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A1-724 uses a Focaltech FT5446 touchscreen that is connected to blsp_i2c5.
Add it to the device tree.

Signed-off-by: Lin, Meng-Bo <linmengbo0689@protonmail.com>
---
 .../boot/dts/qcom/msm8916-acer-a1-724.dts     | 42 +++++++++++++++++++
 1 file changed, 42 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/msm8916-acer-a1-724.dts b/arch/arm64/=
boot/dts/qcom/msm8916-acer-a1-724.dts
index bea0d022dd9a..5b216107f69b 100644
--- a/arch/arm64/boot/dts/qcom/msm8916-acer-a1-724.dts
+++ b/arch/arm64/boot/dts/qcom/msm8916-acer-a1-724.dts
@@ -81,6 +81,30 @@ magnetometer@12 {
 =09};
 };
=20
+&blsp_i2c5 {
+=09status =3D "okay";
+
+=09touchscreen@38 {
+=09=09/* Actually ft5446 */
+=09=09compatible =3D "edt,edt-ft5406";
+=09=09reg =3D <0x38>;
+
+=09=09interrupt-parent =3D <&msmgpio>;
+=09=09interrupts =3D <13 IRQ_TYPE_LEVEL_LOW>;
+
+=09=09reset-gpios =3D <&msmgpio 12 GPIO_ACTIVE_LOW>;
+
+=09=09vcc-supply =3D <&pm8916_l16>;
+=09=09iovcc-supply =3D <&pm8916_l6>;
+
+=09=09touchscreen-size-x =3D <720>;
+=09=09touchscreen-size-y =3D <1280>;
+
+=09=09pinctrl-names =3D "default";
+=09=09pinctrl-0 =3D <&touchscreen_default>;
+=09};
+};
+
 &blsp1_uart2 {
 =09status =3D "okay";
 };
@@ -245,6 +269,24 @@ gpio_keys_default: gpio-keys-default-state {
 =09=09bias-pull-up;
 =09};
=20
+=09touchscreen_default: touchscreen-default-state {
+=09=09reset-pins {
+=09=09=09pins =3D "gpio12";
+=09=09=09function =3D "gpio";
+
+=09=09=09drive-strength =3D <2>;
+=09=09=09bias-disable;
+=09=09};
+
+=09=09touchscreen-pins {
+=09=09=09pins =3D "gpio13";
+=09=09=09function =3D "gpio";
+
+=09=09=09drive-strength =3D <2>;
+=09=09=09bias-pull-up;
+=09=09};
+=09};
+
 =09usb_id_default: usb-id-default-state {
 =09=09pins =3D "gpio110";
 =09=09function =3D "gpio";
--=20
2.30.2