From 63c7fe554264ed17716df8eb9150d8e057d4c728 Mon Sep 17 00:00:00 2001 From: "Lin, Meng-Bo" Date: Sat, 15 Jul 2023 21:41:01 +0000 Subject: [PATCH] arm64: dts: qcom: msm8916-samsung-j5-common: Add touchscreen J5 and J5X use an Imagis IST3038C touchscreen that is connected to blsp_i2c5. Add it to the device tree. MFD driver for SM5703 is unavailable at the moment, which is required to power up the touchscreen on J5, so it's disabled on J5 for now. Signed-off-by: Lin, Meng-Bo Link: https://lore.kernel.org/r/20230715214046.14902-1-linmengbo0689@protonmail.com Signed-off-by: Bjorn Andersson --- .../boot/dts/qcom/msm8916-samsung-j5-common.dtsi | 29 ++++++++++++++++++++++ arch/arm64/boot/dts/qcom/msm8916-samsung-j5.dts | 8 ++++++ arch/arm64/boot/dts/qcom/msm8916-samsung-j5x.dts | 26 +++++++++++++++++++ 3 files changed, 63 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/msm8916-samsung-j5-common.dtsi b/arch/arm64/boot/dts/qcom/msm8916-samsung-j5-common.dtsi index f4fd5d7..cb0e4a7 100644 --- a/arch/arm64/boot/dts/qcom/msm8916-samsung-j5-common.dtsi +++ b/arch/arm64/boot/dts/qcom/msm8916-samsung-j5-common.dtsi @@ -86,6 +86,26 @@ }; }; +&blsp_i2c5 { + status = "okay"; + + touchscreen: touchscreen@50 { + compatible = "imagis,ist3038c"; + reg = <0x50>; + + interrupt-parent = <&tlmm>; + interrupts = <13 IRQ_TYPE_EDGE_FALLING>; + + touchscreen-size-x = <720>; + touchscreen-size-y = <1280>; + + vddio-supply = <&pm8916_l6>; + + pinctrl-0 = <&tsp_int_default>; + pinctrl-names = "default"; + }; +}; + &blsp_uart2 { status = "okay"; }; @@ -162,6 +182,15 @@ sdc2_cd_default: sdc2-cd-default-state { pins = "gpio38"; function = "gpio"; + + drive-strength = <2>; + bias-disable; + }; + + tsp_int_default: tsp-int-default-state { + pins = "gpio13"; + function = "gpio"; + drive-strength = <2>; bias-disable; }; diff --git a/arch/arm64/boot/dts/qcom/msm8916-samsung-j5.dts b/arch/arm64/boot/dts/qcom/msm8916-samsung-j5.dts index 0a32d33..3e1ff5b 100644 --- a/arch/arm64/boot/dts/qcom/msm8916-samsung-j5.dts +++ b/arch/arm64/boot/dts/qcom/msm8916-samsung-j5.dts @@ -10,6 +10,14 @@ chassis-type = "handset"; }; +&blsp_i2c5 { + status = "disabled"; +}; + +&touchscreen { + /* FIXME: Missing sm5703-mfd driver to power up vdd-supply */ +}; + &usb_hs_phy { qcom,init-seq = /bits/ 8 <0x1 0x19 0x2 0x0b>; }; diff --git a/arch/arm64/boot/dts/qcom/msm8916-samsung-j5x.dts b/arch/arm64/boot/dts/qcom/msm8916-samsung-j5x.dts index 7e1326cc..b2fe109 100644 --- a/arch/arm64/boot/dts/qcom/msm8916-samsung-j5x.dts +++ b/arch/arm64/boot/dts/qcom/msm8916-samsung-j5x.dts @@ -8,12 +8,38 @@ model = "Samsung Galaxy J5 (2016)"; compatible = "samsung,j5x", "qcom,msm8916"; chassis-type = "handset"; + + reg_vdd_tsp_a: regulator-vdd-tsp-a { + compatible = "regulator-fixed"; + regulator-name = "vdd_tsp_a"; + regulator-min-microvolt = <3000000>; + regulator-max-microvolt = <3000000>; + + gpio = <&tlmm 108 GPIO_ACTIVE_HIGH>; + enable-active-high; + + pinctrl-0 = <&tsp_ldo_en_default>; + pinctrl-names = "default"; + }; }; &muic { interrupts = <121 IRQ_TYPE_EDGE_FALLING>; }; +&touchscreen { + vdd-supply = <®_vdd_tsp_a>; +}; + +&tlmm { + tsp_ldo_en_default: tsp-ldo-en-default-state { + pins = "gpio108"; + function = "gpio"; + drive-strength = <2>; + bias-disable; + }; +}; + &muic_int_default { pins = "gpio121"; }; -- 2.7.4