mirror of https://gitee.com/openkylin/linux.git
116 lines
2.5 KiB
Plaintext
116 lines
2.5 KiB
Plaintext
/*
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* SBC8548 Device Tree Source
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*
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* Configured for booting off the alternate (64MB SODIMM) flash.
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* Requires switching JP12 jumpers and changing SW2.8 setting.
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*
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* Copyright 2013 Wind River Systems Inc.
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*
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* Paul Gortmaker (see MAINTAINERS for contact information)
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*/
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/dts-v1/;
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/include/ "sbc8548-pre.dtsi"
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/{
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localbus@e0000000 {
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#address-cells = <2>;
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#size-cells = <1>;
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compatible = "simple-bus";
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reg = <0xe0000000 0x5000>;
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interrupt-parent = <&mpic>;
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ranges = <0x0 0x0 0xfc000000 0x04000000 /*64MB Flash*/
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0x3 0x0 0xf0000000 0x04000000 /*64MB SDRAM*/
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0x4 0x0 0xf4000000 0x04000000 /*64MB SDRAM*/
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0x5 0x0 0xf8000000 0x00b10000 /* EPLD */
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0x6 0x0 0xef800000 0x00800000>; /*8MB Flash*/
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flash@0,0 {
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#address-cells = <1>;
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#size-cells = <1>;
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reg = <0x0 0x0 0x04000000>;
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compatible = "intel,JS28F128", "cfi-flash";
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bank-width = <4>;
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device-width = <1>;
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partition@0x0 {
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label = "space";
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/* FC000000 -> FFEFFFFF */
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reg = <0x00000000 0x03f00000>;
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};
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partition@0x03f00000 {
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label = "bootloader";
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/* FFF00000 -> FFFFFFFF */
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reg = <0x03f00000 0x00100000>;
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read-only;
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};
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};
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epld@5,0 {
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compatible = "wrs,epld-localbus";
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#address-cells = <2>;
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#size-cells = <1>;
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reg = <0x5 0x0 0x00b10000>;
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ranges = <
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0x0 0x0 0x5 0x000000 0x1fff /* LED */
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0x1 0x0 0x5 0x100000 0x1fff /* Switches */
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0x3 0x0 0x5 0x300000 0x1fff /* HW Rev. */
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0xb 0x0 0x5 0xb00000 0x1fff /* EEPROM */
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>;
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led@0,0 {
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compatible = "led";
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reg = <0x0 0x0 0x1fff>;
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};
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switches@1,0 {
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compatible = "switches";
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reg = <0x1 0x0 0x1fff>;
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};
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hw-rev@3,0 {
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compatible = "hw-rev";
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reg = <0x3 0x0 0x1fff>;
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};
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eeprom@b,0 {
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compatible = "eeprom";
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reg = <0xb 0 0x1fff>;
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};
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};
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alt-flash@6,0 {
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#address-cells = <1>;
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#size-cells = <1>;
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compatible = "intel,JS28F640", "cfi-flash";
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reg = <0x6 0x0 0x800000>;
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bank-width = <1>;
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device-width = <1>;
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partition@0x0 {
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label = "space";
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/* EF800000 -> EFF9FFFF */
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reg = <0x00000000 0x007a0000>;
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};
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partition@0x7a0000 {
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label = "bootloader";
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/* EFFA0000 -> EFFFFFFF */
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reg = <0x007a0000 0x00060000>;
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read-only;
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};
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};
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};
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};
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/include/ "sbc8548-post.dtsi"
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