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@xxxxxxxxx> --- arch/arm/boot/dts/Makefile | 2 + arch/arm/boot/dts/omap3-overo-storm-tobiduo.dts | 22 ++++++++ arch/arm/boot/dts/omap3-overo-tobiduo-common.dtsi | 66 +++++++++++++++++++++++ arch/arm/boot/dts/omap3-overo-tobiduo.dts | 22 ++++++++ 4 files changed, 112 insertions(+) create mode 100644 arch/arm/boot/dts/omap3-overo-storm-tobiduo.dts create mode 100644 arch/arm/boot/dts/omap3-overo-tobiduo-common.dtsi create mode 100644 arch/arm/boot/dts/omap3-overo-tobiduo.dts diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index 992736b5229b..ac7c6f6bd719 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -394,8 +394,10 @@ dtb-$(CONFIG_ARCH_OMAP3) += \ omap3-overo-storm-palo43.dtb \ omap3-overo-storm-summit.dtb \ omap3-overo-storm-tobi.dtb \ + omap3-overo-storm-tobiduo.dtb \ omap3-overo-summit.dtb \ omap3-overo-tobi.dtb \ + omap3-overo-tobiduo.dtb \ omap3-pandora-600mhz.dtb \ omap3-pandora-1ghz.dtb \ omap3-sbc-t3517.dtb \ diff --git a/arch/arm/boot/dts/omap3-overo-storm-tobiduo.dts b/arch/arm/boot/dts/omap3-overo-storm-tobiduo.dts new file mode 100644 index 000000000000..0c7d5a70e5e5 --- /dev/null +++ b/arch/arm/boot/dts/omap3-overo-storm-tobiduo.dts @@ -0,0 +1,22 @@ +/* + * Copyright (C) 2015 Ash Charles, Gumstix, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +/* + * TobiDuo expansion board is manufactured by Gumstix Inc. + */ + +/dts-v1/; + +#include "omap3-overo-storm.dtsi" +#include "omap3-overo-tobiduo-common.dtsi" + +/ { + model = "OMAP36xx/AM37xx/DM37xx Gumstix Overo on TobiDuo"; + compatible = "gumstix,omap3-overo-tobiduo", "gumstix,omap3-overo", "ti,omap36xx", "ti,omap3"; +}; + diff --git a/arch/arm/boot/dts/omap3-overo-tobiduo-common.dtsi b/arch/arm/boot/dts/omap3-overo-tobiduo-common.dtsi new file mode 100644 index 000000000000..05788aab3cd3 --- /dev/null +++ b/arch/arm/boot/dts/omap3-overo-tobiduo-common.dtsi @@ -0,0 +1,66 @@ +/* + * Copyright (C) 2015 Ash Charles, Gumstix, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +/* + * TobiDuo expansion board is manufactured by Gumstix Inc. + */ + +#include "omap3-overo-common-peripherals.dtsi" + +#include "omap-gpmc-smsc9221.dtsi" + +&gpmc { + ranges = <4 0 0x2b000000 0x1000000>, /* CS4 */ + <5 0 0x2c000000 0x1000000>; /* CS5 */ + + smsc1: ethernet@gpmc { + reg = <5 0 0xff>; + interrupt-parent = <&gpio6>; + interrupts = <16 IRQ_TYPE_LEVEL_LOW>; /* GPIO 176 */ + }; + + smsc2: ethernet@4,0 { + compatible = "smsc,lan9221","smsc,lan9115"; + bank-width = <2>; + + gpmc,mux-add-data; + gpmc,cs-on-ns = <0>; + gpmc,cs-rd-off-ns = <42>; + gpmc,cs-wr-off-ns = <36>; + gpmc,adv-on-ns = <6>; + gpmc,adv-rd-off-ns = <12>; + gpmc,adv-wr-off-ns = <12>; + gpmc,oe-on-ns = <0>; + gpmc,oe-off-ns = <42>; + gpmc,we-on-ns = <0>; + gpmc,we-off-ns = <36>; + gpmc,rd-cycle-ns = <60>; + gpmc,wr-cycle-ns = <54>; + gpmc,access-ns = <36>; + gpmc,page-burst-access-ns = <0>; + gpmc,bus-turnaround-ns = <0>; + gpmc,cycle2cycle-delay-ns = <0>; + gpmc,wr-data-mux-bus-ns = <18>; + gpmc,wr-access-ns = <42>; + gpmc,cycle2cycle-samecsen; + gpmc,cycle2cycle-diffcsen; + vddvario-supply = <&vddvario>; + vdd33a-supply = <&vdd33a>; + reg-io-width = <4>; + smsc,save-mac-address; + + reg = <4 0 0xff>; + interrupt-parent = <&gpio3>; + interrupts = <1 IRQ_TYPE_LEVEL_LOW>; /* GPIO 65 */ + }; +}; + +&lis33de { + status = "disabled"; +}; + diff --git a/arch/arm/boot/dts/omap3-overo-tobiduo.dts b/arch/arm/boot/dts/omap3-overo-tobiduo.dts new file mode 100644 index 000000000000..bebc4b1e0bf7 --- /dev/null +++ b/arch/arm/boot/dts/omap3-overo-tobiduo.dts @@ -0,0 +1,22 @@ +/* + * Copyright (C) 2015 Ash Charles, Gumstix, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +/* + * TobiDuo expansion board is manufactured by Gumstix Inc. + */ + +/dts-v1/; + +#include "omap3-overo.dtsi" +#include "omap3-overo-tobiduo-common.dtsi" + +/ { + model = "OMAP35xx Gumstix Overo on TobiDuo"; + compatible = "gumstix,omap3-overo-tobiduo", "gumstix,omap3-overo", "ti,omap3430", "ti,omap3"; +}; + -- 2.1.4 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
