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Message-Id: <20200811153916.5455-4-krzk@kernel.org>
Date: Tue, 11 Aug 2020 17:39:16 +0200
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Rob Herring <robh+dt@...nel.org>, Shawn Guo <shawnguo@...nel.org>,
Sascha Hauer <s.hauer@...gutronix.de>,
Pengutronix Kernel Team <kernel@...gutronix.de>,
Fabio Estevam <festevam@...il.com>,
NXP Linux Team <linux-imx@....com>,
Anson Huang <Anson.Huang@....com>,
Krzysztof Kozlowski <krzk@...nel.org>,
Li Yang <leoyang.li@....com>, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: [PATCH 4/4] arm64: dts: imx8mm-var-som-symphony: Add Variscite Symphony board with VAR-SOM-MX8MM
Add a DTS for Variscite Symphony evaluation kit with VAR-SOM-MX8MM
System on Module.
Signed-off-by: Krzysztof Kozlowski <krzk@...nel.org>
---
arch/arm64/boot/dts/freescale/Makefile | 1 +
.../dts/freescale/imx8mm-var-som-symphony.dts | 244 ++++++++++++++++++
2 files changed, 245 insertions(+)
create mode 100644 arch/arm64/boot/dts/freescale/imx8mm-var-som-symphony.dts
diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
index a39f0a1723e0..dcfb8750cd78 100644
--- a/arch/arm64/boot/dts/freescale/Makefile
+++ b/arch/arm64/boot/dts/freescale/Makefile
@@ -29,6 +29,7 @@ dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-lx2160a-qds.dtb
dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-lx2160a-rdb.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mm-evk.dtb
+dtb-$(CONFIG_ARCH_MXC) += imx8mm-var-som-symphony.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mn-evk.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mn-ddr4-evk.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mp-evk.dtb
diff --git a/arch/arm64/boot/dts/freescale/imx8mm-var-som-symphony.dts b/arch/arm64/boot/dts/freescale/imx8mm-var-som-symphony.dts
new file mode 100644
index 000000000000..5bfb650a04cc
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/imx8mm-var-som-symphony.dts
@@ -0,0 +1,244 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (C) 2020 Krzysztof Kozlowski <krzk@...nel.org>
+ */
+
+/dts-v1/;
+
+#include "imx8mm-var-som.dtsi"
+
+/ {
+ model = "Variscite VAR-SOM-MX8MM Symphony evaluation board";
+ compatible = "variscite,var-som-mx8mm-symphony", "variscite,var-som-mx8mm", "fsl,imx8mm";
+
+ leds {
+ compatible = "gpio-leds";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_gpio_led>;
+
+ status {
+ label = "status";
+ gpios = <&gpio3 16 GPIO_ACTIVE_HIGH>;
+ default-state = "on";
+ };
+ };
+
+ reg_usdhc2_vmmc: regulator-1 {
+ compatible = "regulator-fixed";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_reg_usdhc2_vmmc>;
+ regulator-name = "VSD_3V3";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&gpio2 19 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ };
+
+ reg_usb_otg2_vbus: regulator-2 {
+ compatible = "regulator-fixed";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_reg_usb_otg2_vbus>;
+ regulator-name = "usb_otg2_vbus";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ gpio = <&gpio5 1 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ };
+
+ gpio-keys {
+ compatible = "gpio-keys";
+
+ back {
+ label = "Back";
+ gpios = <&pca9534 1 GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_BACK>;
+ };
+
+ home {
+ label = "Home";
+ gpios = <&pca9534 2 GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_HOME>;
+ };
+
+ menu {
+ label = "Menu";
+ gpios = <&pca9534 3 GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_MENU>;
+ };
+ };
+
+ leds {
+ compatible = "gpio-leds";
+
+ heartbeat {
+ label = "Heartbeat";
+ gpios = <&pca9534 0 GPIO_ACTIVE_HIGH>;
+ linux,default-trigger = "heartbeat";
+ };
+ };
+};
+
+ðphy {
+ reset-gpios = <&pca9534 5 GPIO_ACTIVE_HIGH>;
+};
+
+&i2c2 {
+ clock-frequency = <400000>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2c2>;
+ status = "okay";
+
+ pca9534: gpio@20 {
+ compatible = "nxp,pca9534";
+ reg = <0x20>;
+ gpio-controller;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_pca9534>;
+ interrupt-parent = <&gpio1>;
+ interrupts = <7 IRQ_TYPE_EDGE_FALLING>;
+ #gpio-cells = <2>;
+ wakeup-source;
+
+ /* USB 3.0 OTG (usbotg1) / SATA port switch, set to USB 3.0 */
+ usb3-sata-sel-hog {
+ gpio-hog;
+ gpios = <4 GPIO_ACTIVE_HIGH>;
+ output-low;
+ line-name = "usb3_sata_sel";
+ };
+
+ som-vselect-hog {
+ gpio-hog;
+ gpios = <6 GPIO_ACTIVE_HIGH>;
+ output-low;
+ line-name = "som_vselect";
+ };
+
+ enet-sel-hog {
+ gpio-hog;
+ gpios = <7 GPIO_ACTIVE_HIGH>;
+ output-low;
+ line-name = "enet_sel";
+ };
+ };
+};
+
+&i2c3 {
+ clock-frequency = <400000>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2c3>;
+ status = "okay";
+
+ /* Capacitive touch controller */
+ ft5x06_ts: touchscreen@38 {
+ compatible = "edt,edt-ft5406";
+ reg = <0x38>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_captouch>;
+ interrupt-parent = <&gpio5>;
+ interrupts = <4 GPIO_ACTIVE_HIGH>;
+
+ touchscreen-size-x = <800>;
+ touchscreen-size-y = <480>;
+ touchscreen-inverted-x;
+ touchscreen-inverted-y;
+ };
+
+ rtc@68 {
+ compatible = "dallas,ds1337";
+ reg = <0x68>;
+ wakeup-source;
+ };
+};
+
+/* Header */
+&uart1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart1>;
+ status = "okay";
+};
+
+/* Header */
+&uart3 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart3>;
+ status = "okay";
+};
+
+&usbotg1 {
+ disable-over-current;
+};
+
+&usbotg2 {
+ dr_mode = "host";
+ vbus-supply = <®_usb_otg2_vbus>;
+ srp-disable;
+ hnp-disable;
+ adp-disable;
+ disable-over-current;
+ /delete-property/ usb-role-switch;
+ /*
+ * FIXME: having USB2 enabled hangs the boot just after:
+ * [ 1.943365] ci_hdrc ci_hdrc.1: EHCI Host Controller
+ * [ 1.948287] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1
+ * [ 1.971006] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00
+ * [ 1.977203] hub 1-0:1.0: USB hub found
+ * [ 1.980987] hub 1-0:1.0: 1 port detected
+ */
+ status = "disabled";
+};
+
+&iomuxc {
+ pinctrl-names = "default";
+
+ pinctrl_captouch: captouchgrp {
+ fsl,pins = <
+ MX8MM_IOMUXC_SPDIF_RX_GPIO5_IO4 0x16
+ >;
+ };
+
+ pinctrl_gpio_led: gpioledgrp {
+ fsl,pins = <
+ MX8MM_IOMUXC_NAND_READY_B_GPIO3_IO16 0x19
+ >;
+ };
+
+ pinctrl_i2c2: i2c2grp {
+ fsl,pins = <
+ MX8MM_IOMUXC_I2C2_SCL_I2C2_SCL 0x400001c3
+ MX8MM_IOMUXC_I2C2_SDA_I2C2_SDA 0x400001c3
+ >;
+ };
+
+ pinctrl_pca9534: pca9534grp {
+ fsl,pins = <
+ MX8MM_IOMUXC_GPIO1_IO07_GPIO1_IO7 0x16
+ >;
+ };
+
+ pinctrl_reg_usb_otg2_vbus: regusbotg2vbusgrp {
+ fsl,pins = <
+ MX8MM_IOMUXC_SAI3_TXD_GPIO5_IO1 0x16
+ >;
+ };
+
+ pinctrl_reg_usdhc2_vmmc: regusdhc2vmmcgrp {
+ fsl,pins = <
+ MX8MM_IOMUXC_SD2_RESET_B_GPIO2_IO19 0x41
+ >;
+ };
+
+ pinctrl_uart1: uart1grp {
+ fsl,pins = <
+ MX8MM_IOMUXC_UART1_RXD_UART1_DCE_RX 0x140
+ MX8MM_IOMUXC_UART1_TXD_UART1_DCE_TX 0x140
+ >;
+ };
+
+ pinctrl_uart3: uart3grp {
+ fsl,pins = <
+ MX8MM_IOMUXC_UART3_RXD_UART3_DCE_RX 0x140
+ MX8MM_IOMUXC_UART3_TXD_UART3_DCE_TX 0x140
+ >;
+ };
+};
--
2.17.1
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