xref: /openbmc/linux/arch/arm64/boot/dts/freescale/imx8ulp-evk.dts (revision 014fbffa25a7729864ed59b085a6b340e13df475)

// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
 * Copyright 2021 NXP
 */

/dts-v1/;

#include "imx8ulp.dtsi"

/ {
	model = "NXP i.MX8ULP EVK";
	compatible = "fsl,imx8ulp-evk", "fsl,imx8ulp";

	chosen {
		stdout-path = &lpuart5;
	};

	memory@80000000 {
		device_type = "memory";
		reg = <0x0 0x80000000 0 0x80000000>;
	};

	reserved-memory {
		#address-cells = <2>;
		#size-cells = <2>;
		ranges;

		linux,cma {
			compatible = "shared-dma-pool";
			reusable;
			size = <0 0x28000000>;
			linux,cma-default;
		};

		m33_reserved: noncacheable-section@a8600000 {
			reg = <0 0xa8600000 0 0x1000000>;
			no-map;
		};

		rsc_table: rsc-table@1fff8000{
			reg = <0 0x1fff8000 0 0x1000>;
			no-map;
		};

		vdev0vring0: vdev0vring0@aff00000 {
			reg = <0 0xaff00000 0 0x8000>;
			no-map;
		};

		vdev0vring1: vdev0vring1@aff08000 {
			reg = <0 0xaff08000 0 0x8000>;
			no-map;
		};

		vdev1vring0: vdev1vring0@aff10000 {
			reg = <0 0xaff10000 0 0x8000>;
			no-map;
		};

		vdev1vring1: vdev1vring1@aff18000 {
			reg = <0 0xaff18000 0 0x8000>;
			no-map;
		};

		vdevbuffer: vdevbuffer@a8400000 {
			compatible = "shared-dma-pool";
			reg = <0 0xa8400000 0 0x100000>;
			no-map;
		};
	};

	clock_ext_rmii: clock-ext-rmii {
		compatible = "fixed-clock";
		clock-frequency = <50000000>;
		clock-output-names = "ext_rmii_clk";
		#clock-cells = <0>;
	};

	clock_ext_ts: clock-ext-ts {
		compatible = "fixed-clock";
		/* External ts clock is 50MHZ from PHY on EVK board. */
		clock-frequency = <50000000>;
		clock-output-names = "ext_ts_clk";
		#clock-cells = <0>;
	};
};

&cm33 {
	mbox-names = "tx", "rx", "rxdb";
	mboxes = <&mu 0 1>,
		 <&mu 1 1>,
		 <&mu 3 1>;
	memory-region = <&vdevbuffer>, <&vdev0vring0>, <&vdev0vring1>,
			<&vdev1vring0>, <&vdev1vring1>, <&rsc_table>;
	status = "okay";
};

&lpuart5 {
	/* console */
	pinctrl-names = "default", "sleep";
	pinctrl-0 = <&pinctrl_lpuart5>;
	pinctrl-1 = <&pinctrl_lpuart5>;
	status = "okay";
};

&usdhc0 {
	pinctrl-names = "default", "sleep";
	pinctrl-0 = <&pinctrl_usdhc0>;
	pinctrl-1 = <&pinctrl_usdhc0>;
	non-removable;
	bus-width = <8>;
	status = "okay";
};

&fec {
	pinctrl-names = "default", "sleep";
	pinctrl-0 = <&pinctrl_enet>;
	pinctrl-1 = <&pinctrl_enet>;
	clocks = <&cgc1 IMX8ULP_CLK_XBAR_DIVBUS>,
		 <&pcc4 IMX8ULP_CLK_ENET>,
		 <&cgc1 IMX8ULP_CLK_ENET_TS_SEL>,
		 <&clock_ext_rmii>;
	clock-names = "ipg", "ahb", "ptp", "enet_clk_ref";
	assigned-clocks = <&cgc1 IMX8ULP_CLK_ENET_TS_SEL>;
	assigned-clock-parents = <&clock_ext_ts>;
	phy-mode = "rmii";
	phy-handle = <&ethphy>;
	status = "okay";

	mdio {
		#address-cells = <1>;
		#size-cells = <0>;

		ethphy: ethernet-phy@1 {
			reg = <1>;
			micrel,led-mode = <1>;
		};
	};
};

&mu {
	status = "okay";
};

&iomuxc1 {
	pinctrl_enet: enetgrp {
		fsl,pins = <
			MX8ULP_PAD_PTE15__ENET0_MDC     0x43
			MX8ULP_PAD_PTE14__ENET0_MDIO    0x43
			MX8ULP_PAD_PTE17__ENET0_RXER    0x43
			MX8ULP_PAD_PTE18__ENET0_CRS_DV  0x43
			MX8ULP_PAD_PTF1__ENET0_RXD0     0x43
			MX8ULP_PAD_PTE20__ENET0_RXD1    0x43
			MX8ULP_PAD_PTE16__ENET0_TXEN    0x43
			MX8ULP_PAD_PTE23__ENET0_TXD0    0x43
			MX8ULP_PAD_PTE22__ENET0_TXD1    0x43
			MX8ULP_PAD_PTE19__ENET0_REFCLK  0x43
			MX8ULP_PAD_PTF10__ENET0_1588_CLKIN 0x43
		>;
	};

	pinctrl_lpuart5: lpuart5grp {
		fsl,pins = <
			MX8ULP_PAD_PTF14__LPUART5_TX	0x3
			MX8ULP_PAD_PTF15__LPUART5_RX	0x3
		>;
	};

	pinctrl_usdhc0: usdhc0grp {
		fsl,pins = <
			MX8ULP_PAD_PTD1__SDHC0_CMD	0x43
			MX8ULP_PAD_PTD2__SDHC0_CLK	0x10042
			MX8ULP_PAD_PTD10__SDHC0_D0	0x43
			MX8ULP_PAD_PTD9__SDHC0_D1	0x43
			MX8ULP_PAD_PTD8__SDHC0_D2	0x43
			MX8ULP_PAD_PTD7__SDHC0_D3	0x43
			MX8ULP_PAD_PTD6__SDHC0_D4	0x43
			MX8ULP_PAD_PTD5__SDHC0_D5	0x43
			MX8ULP_PAD_PTD4__SDHC0_D6	0x43
			MX8ULP_PAD_PTD3__SDHC0_D7	0x43
			MX8ULP_PAD_PTD11__SDHC0_DQS	0x10042
		>;
	};
};