Subject: [PATCH 2/6] ARM: dts: imx7d-pico: Add support for the dwarf baseboard

From: Fabio Estevam <[email-masked]>
Date: Mon, 24 Feb 2020 16:31:56 -0300

Add support for the imx7d pico board with dwarf baseboard combination.

Signed-off-by: Fabio Estevam <[email-masked]>
---
 .../devicetree/bindings/arm/fsl.yaml          |  1 +
 arch/arm/boot/dts/Makefile                    |  1 +
 arch/arm/boot/dts/imx7d-pico-dwarf.dts        | 87 +++++++++++++++++++
 3 files changed, 89 insertions(+)
 create mode 100644 arch/arm/boot/dts/imx7d-pico-dwarf.dts

diff --git a/Documentation/devicetree/bindings/arm/fsl.yaml b/Documentation/devicetree/bindings/arm/fsl.yaml
index bad56df60f87..098aee4930a0 100644
--- a/Documentation/devicetree/bindings/arm/fsl.yaml
+++ b/Documentation/devicetree/bindings/arm/fsl.yaml
@@ -286,6 +286,7 @@ properties:
               - fsl,imx7d-sdb             # i.MX7 SabreSD Board
               - fsl,imx7d-sdb-reva        # i.MX7 SabreSD Rev-A Board
               - novtech,imx7d-meerkat96   # i.MX7 Meerkat96 Board
+              - technexion,imx7d-pico-dwarf   # TechNexion i.MX7D Pico-Dwarf
               - technexion,imx7d-pico-hobbit  # TechNexion i.MX7D Pico-Hobbit
               - technexion,imx7d-pico-pi      # TechNexion i.MX7D Pico-Pi
               - toradex,colibri-imx7d                   # Colibri iMX7 Dual Module
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 732933318a61..888eaa8b1f92 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -615,6 +615,7 @@ dtb-$(CONFIG_SOC_IMX7D) += \
 	imx7d-mba7.dtb \
 	imx7d-meerkat96.dtb \
 	imx7d-nitrogen7.dtb \
+	imx7d-pico-dwarf.dtb \
 	imx7d-pico-hobbit.dtb \
 	imx7d-pico-pi.dtb \
 	imx7d-sbc-imx7.dtb \
diff --git a/arch/arm/boot/dts/imx7d-pico-dwarf.dts b/arch/arm/boot/dts/imx7d-pico-dwarf.dts
new file mode 100644
index 000000000000..ff734936b77b
--- /dev/null
+++ b/arch/arm/boot/dts/imx7d-pico-dwarf.dts
@@ -0,0 +1,87 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+//
+// Copyright 2015 Technexion Ltd.
+//
+// Author: Wig Cheng  <[email-masked]>
+//	   Richard Hu <[email-masked]>
+//	   Tapani Utriainen <[email-masked]>
+/dts-v1/;
+
+#include "imx7d-pico.dtsi"
+/ {
+	model = "TechNexion PICO-IMX7D and DWARF baseboard";
+	compatible = "technexion,imx7d-pico-dwarf", "fsl,imx7d";
+
+	sound {
+		compatible = "fsl,imx-audio-sgtl5000";
+		model = "imx7d-sgtl5000";
+		audio-cpu = <&sai1>;
+		audio-codec = <&sgtl5000>;
+		audio-routing =
+			"LINE_IN", "Line In Jack",
+			"MIC_IN", "Mic Jack",
+			"Mic Jack", "Mic Bias",
+			"Headphone Jack", "HP_OUT";
+	};
+
+	sys_mclk: clock-sys-mclk {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <24576000>;
+	};
+};
+
+&i2c1 {
+	clock_frequency = <100000>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_i2c1>;
+	status = "okay";
+
+	sgtl5000: codec@a {
+		reg = <0x0a>;
+		compatible = "fsl,sgtl5000";
+		clocks = <&sys_mclk>;
+		VDDA-supply = <&reg_2p5v>;
+		VDDIO-supply = <&reg_3p3v>;
+	};
+
+	pressure-sensor@60 {
+		compatible = "fsl,mpl3115";
+		reg = <0x60>;
+	};
+};
+
+&i2c4 {
+	clock_frequency = <100000>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_i2c1>;
+	status = "okay";
+
+	pca9554: io-expander@25 {
+		compatible = "nxp,pca9554";
+		gpio-controller;
+		#gpio-cells = <2>;
+		#interrupt-cells = <2>;
+		reg = <0x25>;
+	};
+
+	touchscreen@38 {
+		compatible = "edt,edt-ft5x06";
+		reg = <0x38>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_touchscreen>;
+		interrupt-parent = <&gpio2>;
+		interrupts = <13 IRQ_TYPE_EDGE_FALLING>;
+		reset-gpios = <&pca9554 4 GPIO_ACTIVE_LOW>;
+		touchscreen-size-x = <800>;
+		touchscreen-size-y = <480>;
+	};
+};
+
+&iomuxc {
+	pinctrl_touchscreen: touchscreengrp {
+		fsl,pins = <
+			MX7D_PAD_EPDC_DATA13__GPIO2_IO13	0x14
+		>;
+	};
+};
-- 
2.17.1

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