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In both B4 and T4240QDS platform PCA9547 I2C bus multiplexer is used. The sub-nodes are also reorganized according to right I2C topology. Signed-off-by: Jia Hongtao <hongtao.jia@freescale.com> Signed-off-by: Scott Wood <scottwood@freescale.com>
183 lines
4.6 KiB
Plaintext
183 lines
4.6 KiB
Plaintext
/*
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* B4420DS Device Tree Source
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*
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* Copyright 2012 Freescale Semiconductor, Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of Freescale Semiconductor nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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*
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* ALTERNATIVELY, this software may be distributed under the terms of the
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* GNU General Public License ("GPL") as published by the Free Software
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* Foundation, either version 2 of that License or (at your option) any
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* later version.
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*
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* This software is provided by Freescale Semiconductor "as is" and any
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* express or implied warranties, including, but not limited to, the implied
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* warranties of merchantability and fitness for a particular purpose are
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* disclaimed. In no event shall Freescale Semiconductor be liable for any
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* direct, indirect, incidental, special, exemplary, or consequential damages
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* (including, but not limited to, procurement of substitute goods or services;
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* loss of use, data, or profits; or business interruption) however caused and
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* on any theory of liability, whether in contract, strict liability, or tort
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* (including negligence or otherwise) arising in any way out of the use of
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* this software, even if advised of the possibility of such damage.
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*/
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/ {
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model = "fsl,B4QDS";
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compatible = "fsl,B4QDS";
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#address-cells = <2>;
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#size-cells = <2>;
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interrupt-parent = <&mpic>;
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ifc: localbus@ffe124000 {
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reg = <0xf 0xfe124000 0 0x2000>;
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ranges = <0 0 0xf 0xe8000000 0x08000000
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2 0 0xf 0xff800000 0x00010000
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3 0 0xf 0xffdf0000 0x00008000>;
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nor@0,0 {
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#address-cells = <1>;
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#size-cells = <1>;
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compatible = "cfi-flash";
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reg = <0x0 0x0 0x8000000>;
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bank-width = <2>;
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device-width = <1>;
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};
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nand@2,0 {
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#address-cells = <1>;
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#size-cells = <1>;
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compatible = "fsl,ifc-nand";
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reg = <0x2 0x0 0x10000>;
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partition@0 {
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/* This location must not be altered */
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/* 1MB for u-boot Bootloader Image */
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reg = <0x0 0x00100000>;
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label = "NAND U-Boot Image";
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read-only;
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};
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partition@100000 {
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/* 1MB for DTB Image */
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reg = <0x00100000 0x00100000>;
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label = "NAND DTB Image";
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};
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partition@200000 {
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/* 10MB for Linux Kernel Image */
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reg = <0x00200000 0x00A00000>;
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label = "NAND Linux Kernel Image";
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};
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partition@c00000 {
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/* 500MB for Root file System Image */
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reg = <0x00c00000 0x1F400000>;
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label = "NAND RFS Image";
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};
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};
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board-control@3,0 {
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compatible = "fsl,b4qds-fpga", "fsl,fpga-qixis";
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reg = <3 0 0x300>;
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};
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};
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memory {
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device_type = "memory";
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};
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dcsr: dcsr@f00000000 {
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ranges = <0x00000000 0xf 0x00000000 0x01052000>;
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};
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soc: soc@ffe000000 {
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ranges = <0x00000000 0xf 0xfe000000 0x1000000>;
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reg = <0xf 0xfe000000 0 0x00001000>;
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spi@110000 {
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flash@0 {
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#address-cells = <1>;
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#size-cells = <1>;
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compatible = "sst,sst25wf040";
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reg = <0>;
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spi-max-frequency = <40000000>; /* input clock */
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};
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};
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sdhc@114000 {
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/*Disabled as there is no sdhc connector on B4420QDS board*/
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status = "disabled";
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};
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i2c@118000 {
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mux@77 {
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compatible = "nxp,pca9547";
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reg = <0x77>;
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#address-cells = <1>;
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#size-cells = <0>;
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i2c@0 {
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#address-cells = <1>;
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#size-cells = <0>;
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reg = <0>;
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eeprom@50 {
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compatible = "at24,24c64";
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reg = <0x50>;
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};
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eeprom@51 {
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compatible = "at24,24c256";
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reg = <0x51>;
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};
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eeprom@53 {
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compatible = "at24,24c256";
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reg = <0x53>;
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};
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eeprom@57 {
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compatible = "at24,24c256";
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reg = <0x57>;
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};
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rtc@68 {
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compatible = "dallas,ds3232";
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reg = <0x68>;
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};
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};
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};
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};
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usb@210000 {
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dr_mode = "host";
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phy_type = "ulpi";
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};
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};
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pci0: pcie@ffe200000 {
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reg = <0xf 0xfe200000 0 0x10000>;
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ranges = <0x02000000 0 0xe0000000 0xc 0x00000000 0x0 0x20000000
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0x01000000 0 0x00000000 0xf 0xf8000000 0x0 0x00010000>;
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pcie@0 {
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ranges = <0x02000000 0 0xe0000000
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0x02000000 0 0xe0000000
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0 0x20000000
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0x01000000 0 0x00000000
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0x01000000 0 0x00000000
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0 0x00010000>;
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};
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};
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};
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/include/ "fsl/b4si-post.dtsi"
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