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arm64: dts: imx8mp: Add support for DH electronics i.MX8M Plus DHCOM and PDK2
Add support for DH electronics i.MX8M Plus DHCOM SoM on PDK2 carrier board. Currently supported are serial console, EQoS and FEC ethernets, eMMC, SD, SPI NOR, CAN. Signed-off-by: Marek Vasut <marex@denx.de> Cc: Fabio Estevam <festevam@denx.de> Cc: Peng Fan <peng.fan@nxp.com> Cc: Shawn Guo <shawnguo@kernel.org> Cc: NXP Linux Team <linux-imx@nxp.com> To: linux-arm-kernel@lists.infradead.org Signed-off-by: Shawn Guo <shawnguo@kernel.org>
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@ -79,6 +79,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx8mn-ddr4-evk.dtb
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dtb-$(CONFIG_ARCH_MXC) += imx8mn-tqma8mqnl-mba8mx.dtb
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dtb-$(CONFIG_ARCH_MXC) += imx8mn-var-som-symphony.dtb
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dtb-$(CONFIG_ARCH_MXC) += imx8mn-venice-gw7902.dtb
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dtb-$(CONFIG_ARCH_MXC) += imx8mp-dhcom-pdk2.dtb
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dtb-$(CONFIG_ARCH_MXC) += imx8mp-evk.dtb
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dtb-$(CONFIG_ARCH_MXC) += imx8mp-icore-mx8mp-edimm2.2.dtb
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dtb-$(CONFIG_ARCH_MXC) += imx8mp-phyboard-pollux-rdk.dtb
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163
arch/arm64/boot/dts/freescale/imx8mp-dhcom-pdk2.dts
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163
arch/arm64/boot/dts/freescale/imx8mp-dhcom-pdk2.dts
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@ -0,0 +1,163 @@
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// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
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/*
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* Copyright (C) 2022 Marek Vasut <marex@denx.de>
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*/
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/dts-v1/;
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#include <dt-bindings/leds/common.h>
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#include <dt-bindings/net/qca-ar803x.h>
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#include <dt-bindings/phy/phy-imx8-pcie.h>
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#include "imx8mp-dhcom-som.dtsi"
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/ {
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model = "DH electronics i.MX8M Plus DHCOM Premium Developer Kit (2)";
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compatible = "dh,imx8mp-dhcom-pdk2", "fsl,imx8mp";
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chosen {
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stdout-path = &uart1;
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};
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gpio-keys {
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compatible = "gpio-keys";
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button-0 {
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gpios = <&gpio1 9 GPIO_ACTIVE_LOW>; /* GPIO A */
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label = "TA1-GPIO-A";
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linux,code = <KEY_A>;
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pinctrl-0 = <&pinctrl_dhcom_a>;
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pinctrl-names = "default";
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wakeup-source;
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};
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button-1 {
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gpios = <&gpio1 8 GPIO_ACTIVE_LOW>; /* GPIO B */
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label = "TA2-GPIO-B";
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linux,code = <KEY_B>;
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pinctrl-0 = <&pinctrl_dhcom_b>;
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pinctrl-names = "default";
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wakeup-source;
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};
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button-2 {
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gpios = <&gpio5 2 GPIO_ACTIVE_LOW>; /* GPIO C */
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label = "TA3-GPIO-C";
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linux,code = <KEY_C>;
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pinctrl-0 = <&pinctrl_dhcom_c>;
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pinctrl-names = "default";
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wakeup-source;
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};
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button-3 {
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gpios = <&gpio4 27 GPIO_ACTIVE_LOW>; /* GPIO D */
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label = "TA4-GPIO-D";
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linux,code = <KEY_D>;
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pinctrl-0 = <&pinctrl_dhcom_d>;
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pinctrl-names = "default";
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wakeup-source;
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};
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};
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led {
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compatible = "gpio-leds";
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led-0 {
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color = <LED_COLOR_ID_GREEN>;
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default-state = "off";
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function = LED_FUNCTION_INDICATOR;
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gpios = <&gpio5 22 GPIO_ACTIVE_HIGH>; /* GPIO E */
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pinctrl-0 = <&pinctrl_dhcom_e>;
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pinctrl-names = "default";
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};
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led-1 {
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color = <LED_COLOR_ID_GREEN>;
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default-state = "off";
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function = LED_FUNCTION_INDICATOR;
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gpios = <&gpio5 23 GPIO_ACTIVE_HIGH>; /* GPIO F */
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pinctrl-0 = <&pinctrl_dhcom_f>;
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pinctrl-names = "default";
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};
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led-2 {
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color = <LED_COLOR_ID_GREEN>;
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default-state = "off";
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function = LED_FUNCTION_INDICATOR;
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gpios = <&gpio1 11 GPIO_ACTIVE_HIGH>; /* GPIO H */
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pinctrl-0 = <&pinctrl_dhcom_h>;
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pinctrl-names = "default";
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};
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led-3 {
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color = <LED_COLOR_ID_GREEN>;
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default-state = "off";
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function = LED_FUNCTION_INDICATOR;
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gpios = <&gpio1 5 GPIO_ACTIVE_HIGH>; /* GPIO I */
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pinctrl-0 = <&pinctrl_dhcom_i>;
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pinctrl-names = "default";
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};
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};
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};
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/*
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* PDK2 carrier board uses SoM with KSZ9131 populated and connected to
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* SoM EQoS ethernet RGMII interface. Remove the other SoM PHY DT node.
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*/
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/delete-node/ ðphy0f;
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/*
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* PDK2 carrier board has KSZ9021 PHY populated and connected to SoM FEC
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* ethernet RGMII interface. The SoM is not populated with second FEC PHY.
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*/
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/delete-node/ ðphy1f;
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&fec { /* Second ethernet */
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phy-handle = <ðphypdk>;
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mdio {
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ethphypdk: ethernet-phy@7 { /* KSZ 9021 */
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compatible = "ethernet-phy-ieee802.3-c22";
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pinctrl-0 = <&pinctrl_ethphy1>;
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pinctrl-names = "default";
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interrupt-parent = <&gpio4>;
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interrupts = <3 IRQ_TYPE_LEVEL_LOW>;
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max-speed = <100>;
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reg = <7>;
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reset-assert-us = <1000>;
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reset-deassert-us = <1000>;
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reset-gpios = <&gpio4 2 GPIO_ACTIVE_LOW>;
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rxc-skew-ps = <3000>;
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rxd0-skew-ps = <0>;
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rxd1-skew-ps = <0>;
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rxd2-skew-ps = <0>;
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rxd3-skew-ps = <0>;
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rxdv-skew-ps = <0>;
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txc-skew-ps = <3000>;
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txd0-skew-ps = <0>;
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txd1-skew-ps = <0>;
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txd2-skew-ps = <0>;
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txd3-skew-ps = <0>;
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txen-skew-ps = <0>;
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};
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};
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};
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&flexcan1 {
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status = "okay";
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};
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&usb3_1 {
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fsl,over-current-active-low;
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};
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&iomuxc {
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/*
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* GPIO_A,B,C,D are connected to buttons.
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* GPIO_E,F,H,I are connected to LEDs.
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* GPIO_M is connected to CLKOUT2.
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*/
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pinctrl-0 = <&pinctrl_hog_base
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&pinctrl_dhcom_g &pinctrl_dhcom_j
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&pinctrl_dhcom_k &pinctrl_dhcom_l
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&pinctrl_dhcom_int>;
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};
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1030
arch/arm64/boot/dts/freescale/imx8mp-dhcom-som.dtsi
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1030
arch/arm64/boot/dts/freescale/imx8mp-dhcom-som.dtsi
Normal file
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