Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
Date:   Wed, 23 Nov 2022 03:39:21 +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 v6 4/4] arm64: dts: qcom: msm8916-acer-a1-724: Add touchscreen
Message-ID: <20221123033844.149115-1-linmengbo0689@protonmail.com>
In-Reply-To: <20221123033524.148682-1-linmengbo0689@protonmail.com>
References: <20221123033524.148682-1-linmengbo0689@protonmail.com>
Feedback-ID: 40467236:user:proton
MIME-Version: 1.0
Content-Type: text/plain; charset=utf-8
Content-Transfer-Encoding: quoted-printable
Precedence: bulk

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     | 40 +++++++++++++++++++
 1 file changed, 40 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..ed3fa7b3575b 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 +269,22 @@ 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