socfpga_cyclone5_mercury_sa2.dtsi

  1// SPDX-License-Identifier: GPL-2.0+ OR MIT
  2/*
  3 * Copyright (C) 2024 Enclustra GmbH - https://www.enclustra.com
  4 */
  5
  6#include "socfpga_cyclone5.dtsi"
  7
  8/ {
  9	model = "Enclustra Mercury+ SA2";
 10	compatible = "altr,socfpga-cyclone5", "altr,socfpga";
 11
 12	chosen {
 13		stdout-path = "serial0:115200n8";
 14	};
 15
 16	aliases {
 17		ethernet0 = &gmac1;
 18	};
 19
 20	/* Adjusted the i2c labels to use generic base-board dtsi files for
 21	 * Enclustra Arria10 and Cyclone5 SoMs.
 22	 *
 23	 * The set of i2c0 and i2c1 labels defined in socfpga_cyclone5.dtsi and in
 24	 * socfpga_arria10.dtsi do not allow for using the same base-board .dtsi
 25	 * fragments. Thus define generic labels here to match the correct i2c
 26	 * bus in a generic base-board .dtsi file.
 27	 */
 28	soc {
 29		i2c_encl: i2c@ffc04000 {
 30		};
 31		i2c_encl_fpga: i2c@ffc05000 {
 32		};
 33	};
 34
 35	memory {
 36		name = "memory";
 37		device_type = "memory";
 38		reg = <0x0 0x80000000>; /* 2GB */
 39	};
 40};
 41
 42&osc1 {
 43	clock-frequency = <50000000>;
 44};
 45
 46&i2c_encl {
 47	i2c-sda-hold-time-ns = <300>;
 48	clock-frequency = <100000>;
 49	status = "okay";
 50
 51	isl12020: rtc@6f {
 52		compatible = "isil,isl12022";
 53		reg = <0x6f>;
 54	};
 55
 56	atsha204a: crypto@64 {
 57		compatible = "atmel,atsha204a";
 58		reg = <0x64>;
 59	};
 60};
 61
 62&i2c_encl_fpga {
 63	i2c-sda-hold-time-ns = <300>;
 64	status = "disabled";
 65};
 66
 67&uart0 {
 68	clock-frequency = <100000000>;
 69};
 70
 71&mmc0 {
 72	status = "okay";
 73};
 74
 75&qspi {
 76	status = "okay";
 77
 78	flash0: flash@0 {
 79		u-boot,dm-pre-reloc;
 80		#address-cells = <1>;
 81		#size-cells = <1>;
 82		compatible = "jedec,spi-nor";
 83		reg = <0>;
 84
 85		spi-rx-bus-width = <4>;
 86		spi-tx-bus-width = <4>;
 87		spi-max-frequency = <10000000>;
 88
 89		cdns,read-delay = <4>;
 90		cdns,tshsl-ns = <50>;
 91		cdns,tsd2d-ns = <50>;
 92		cdns,tchsh-ns = <4>;
 93		cdns,tslch-ns = <4>;
 94
 95		partition@raw {
 96			label = "Flash Raw";
 97			reg = <0x0 0x4000000>;
 98		};
 99	};
100};
101
102&gpio0 {
103	status = "okay";
104};
105
106&gpio1 {
107	status = "okay";
108};
109
110&gmac1 {
111	status = "okay";
112	/delete-property/ mac-address;
113	phy-mode = "rgmii-id";
114	phy-handle = <&phy3>;
115
116	mdio0 {
117		#address-cells = <1>;
118		#size-cells = <0>;
119		compatible = "snps,dwmac-mdio";
120
121		phy3: ethernet-phy@3 {
122			reg = <3>;
123
124			/* Add 2ns RX clock delay (1.2ns + 0.78ns)*/
125			rxc-skew-ps = <1680>;
126			rxd0-skew-ps = <420>;
127			rxd1-skew-ps = <420>;
128			rxd2-skew-ps = <420>;
129			rxd3-skew-ps = <420>;
130			rxdv-skew-ps = <420>;
131
132			/* Add 1.38ns TX clock delay (0.96ns + 0.42ns)*/
133			txc-skew-ps = <1860>;
134			txd0-skew-ps = <0>;
135			txd1-skew-ps = <0>;
136			txd2-skew-ps = <0>;
137			txd3-skew-ps = <0>;
138			txen-skew-ps = <0>;
139		};
140	};
141};
142
143&usb1 {
144	status = "okay";
145	dr_mode = "host";
146};