Eric Lee / smarc-uboot

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arch/arm/dts/socfpga_cyclone5_socrates.dts 1.38 KB
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d41ce506b   Eric Lee   Initial Release, ... 
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  /*
   *  Copyright (C) 2014 Steffen Trumtrar <s.trumtrar@pengutronix.de>
   *
   * SPDX-License-Identifier:	GPL-2.0+
   */
  
  #include "socfpga_cyclone5.dtsi"
  
  / {
  	model = "EBV SOCrates";
  	compatible = "ebv,socrates", "altr,socfpga-cyclone5", "altr,socfpga";
  
  	chosen {
  		bootargs = "console=ttyS0,115200";
  	};
  
  	aliases {
  		/*
  		 * This allows the ethaddr uboot environment variable
  		 * contents to be added to the gmac1 device tree blob.
  		 */
  		ethernet0 = &gmac1;
  		udc0 = &usb1;
  	};
  
  	memory {
  		name = "memory";
  		device_type = "memory";
  		reg = <0x0 0x40000000>; /* 1GB */
  	};
  
  	soc {
  		u-boot,dm-pre-reloc;
  	};
  };
  
  &gmac1 {
  	status = "okay";
  	phy-mode = "rgmii";
  
  	rxd0-skew-ps = <0>;
  	rxd1-skew-ps = <0>;
  	rxd2-skew-ps = <0>;
  	rxd3-skew-ps = <0>;
  	txen-skew-ps = <0>;
  	txc-skew-ps = <2600>;
  	rxdv-skew-ps = <0>;
  	rxc-skew-ps = <2000>;
  };
  
  &i2c0 {
  	status = "okay";
  
  	rtc: rtc@68 {
  		compatible = "stm,m41t82";
  		reg = <0x68>;
  	};
  };
  
  &mmc0 {
  	status = "okay";
  	u-boot,dm-pre-reloc;
  };
  
  &qspi {
  	status = "okay";
  
  	flash0: n25q00@0 {
  		#address-cells = <1>;
  		#size-cells = <1>;
  		compatible = "n25q00", "spi-flash";
  		reg = <0>;      /* chip select */
  		spi-max-frequency = <50000000>;
  		m25p,fast-read;
  		page-size = <256>;
  		block-size = <16>; /* 2^16, 64KB */
  		cdns,tshsl-ns = <50>;
  		cdns,tsd2d-ns = <50>;
  		cdns,tchsh-ns = <4>;
  		cdns,tslch-ns = <4>;
  	};
  };
  
  &usb1 {
  	disable-over-current;
  	status = "okay";
  };