forked from Minki/linux
47d5c5ffa3
Enable the QSPI node and add the flash chip. Signed-off-by: Dinh Nguyen <dinguyen@opensource.altera.com>
121 lines
2.5 KiB
Plaintext
121 lines
2.5 KiB
Plaintext
/*
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* Copyright (C) 2013 Altera Corporation <www.altera.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "socfpga_arria5.dtsi"
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/ {
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model = "Altera SOCFPGA Arria V SoC Development Kit";
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compatible = "altr,socfpga-arria5", "altr,socfpga";
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chosen {
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bootargs = "earlyprintk";
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stdout-path = "serial0:115200n8";
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};
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memory {
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name = "memory";
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device_type = "memory";
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reg = <0x0 0x40000000>; /* 1GB */
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};
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aliases {
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/* this allow the ethaddr uboot environmnet variable contents
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* to be added to the gmac1 device tree blob.
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*/
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ethernet0 = &gmac1;
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};
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regulator_3_3v: 3-3-v-regulator {
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compatible = "regulator-fixed";
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regulator-name = "3.3V";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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};
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};
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&gmac1 {
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status = "okay";
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phy-mode = "rgmii";
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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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txen-skew-ps = <0>;
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txc-skew-ps = <2600>;
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rxdv-skew-ps = <0>;
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rxc-skew-ps = <2000>;
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};
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&i2c0 {
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status = "okay";
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eeprom@51 {
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compatible = "atmel,24c32";
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reg = <0x51>;
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pagesize = <32>;
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};
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rtc@68 {
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compatible = "dallas,ds1339";
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reg = <0x68>;
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};
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};
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&mmc0 {
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vmmc-supply = <®ulator_3_3v>;
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vqmmc-supply = <®ulator_3_3v>;
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status = "okay";
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};
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&qspi {
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status = "okay";
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flash: flash@0 {
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#address-cells = <1>;
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#size-cells = <1>;
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compatible = "n25q256a";
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reg = <0>;
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spi-max-frequency = <100000000>;
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m25p,fast-read;
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cdns,page-size = <256>;
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cdns,block-size = <16>;
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cdns,read-delay = <4>;
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cdns,tshsl-ns = <50>;
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cdns,tsd2d-ns = <50>;
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cdns,tchsh-ns = <4>;
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cdns,tslch-ns = <4>;
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partition@qspi-boot {
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/* 8MB for raw data. */
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label = "Flash 0 Raw Data";
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reg = <0x0 0x800000>;
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};
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partition@qspi-rootfs {
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/* 120MB for jffs2 data. */
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label = "Flash 0 jffs2 Filesystem";
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reg = <0x800000 0x7800000>;
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};
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};
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};
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&usb1 {
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status = "okay";
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};
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