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The Gumstix "Tobi-Duo" expansion board [1] can be used with either OMAP3 Overo or Overo Storm COMs. It provides two NICs using LAN9221 chips. It is necessary to duplicate the interface information for the second SMSC9221 chip as discussed [2]. [1] https://store.gumstix.com/index.php/products/241/ [2] http://www.spinics.net/lists/linux-omap/msg115282.html Signed-off-by: Ash Charles <ashcharles@gmail.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
66 lines
1.5 KiB
Plaintext
66 lines
1.5 KiB
Plaintext
/*
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* Copyright (C) 2015 Ash Charles, Gumstix, Inc.
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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 version 2 as
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* published by the Free Software Foundation.
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*/
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/*
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* TobiDuo expansion board is manufactured by Gumstix Inc.
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*/
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#include "omap3-overo-common-peripherals.dtsi"
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#include "omap-gpmc-smsc9221.dtsi"
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&gpmc {
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ranges = <4 0 0x2b000000 0x1000000>, /* CS4 */
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<5 0 0x2c000000 0x1000000>; /* CS5 */
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smsc1: ethernet@gpmc {
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reg = <5 0 0xff>;
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interrupt-parent = <&gpio6>;
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interrupts = <16 IRQ_TYPE_LEVEL_LOW>; /* GPIO 176 */
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};
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smsc2: ethernet@4,0 {
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compatible = "smsc,lan9221","smsc,lan9115";
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bank-width = <2>;
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gpmc,mux-add-data;
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gpmc,cs-on-ns = <0>;
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gpmc,cs-rd-off-ns = <42>;
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gpmc,cs-wr-off-ns = <36>;
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gpmc,adv-on-ns = <6>;
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gpmc,adv-rd-off-ns = <12>;
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gpmc,adv-wr-off-ns = <12>;
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gpmc,oe-on-ns = <0>;
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gpmc,oe-off-ns = <42>;
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gpmc,we-on-ns = <0>;
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gpmc,we-off-ns = <36>;
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gpmc,rd-cycle-ns = <60>;
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gpmc,wr-cycle-ns = <54>;
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gpmc,access-ns = <36>;
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gpmc,page-burst-access-ns = <0>;
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gpmc,bus-turnaround-ns = <0>;
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gpmc,cycle2cycle-delay-ns = <0>;
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gpmc,wr-data-mux-bus-ns = <18>;
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gpmc,wr-access-ns = <42>;
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gpmc,cycle2cycle-samecsen;
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gpmc,cycle2cycle-diffcsen;
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vddvario-supply = <&vddvario>;
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vdd33a-supply = <&vdd33a>;
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reg-io-width = <4>;
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smsc,save-mac-address;
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reg = <4 0 0xff>;
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interrupt-parent = <&gpio3>;
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interrupts = <1 IRQ_TYPE_LEVEL_LOW>; /* GPIO 65 */
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};
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};
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&lis33de {
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status = "disabled";
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};
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