Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751543AbaANRGj (ORCPT ); Tue, 14 Jan 2014 12:06:39 -0500 Received: from eusmtp01.atmel.com ([212.144.249.242]:26327 "EHLO eusmtp01.atmel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751435AbaANRGh (ORCPT ); Tue, 14 Jan 2014 12:06:37 -0500 Message-ID: <52D56E9C.9080904@atmel.com> Date: Tue, 14 Jan 2014 18:06:36 +0100 From: Nicolas Ferre Organization: atmel User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.2.0 MIME-Version: 1.0 To: Jean-Jacques Hiblot CC: , , , Subject: Re: [PATCH v2 02/12] at91: dt: sam9261: Basic Device Tree support for the at91sam9261ek References: <1389270709-32662-1-git-send-email-jjhiblot@traphandler.com> <1389270709-32662-3-git-send-email-jjhiblot@traphandler.com> In-Reply-To: <1389270709-32662-3-git-send-email-jjhiblot@traphandler.com> X-Enigmail-Version: 1.5.2 Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 7bit X-Originating-IP: [10.161.30.18] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 09/01/2014 13:31, Jean-Jacques Hiblot : > This patch implements a simple DTS to boot a at91sam9261ek with a dt-enabled > kernel (at91_dt_defconfig). > Only dbgu, nand and watchdog are described in the DT. > > Signed-off-by: Jean-Jacques Hiblot > --- > arch/arm/boot/dts/Makefile | 2 + > arch/arm/boot/dts/at91sam9261ek.dts | 75 +++++++++++++++++++++++++++++++++++++ > 2 files changed, 77 insertions(+) > create mode 100644 arch/arm/boot/dts/at91sam9261ek.dts > > diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile > index 772a30e..ece523d 100644 > --- a/arch/arm/boot/dts/Makefile > +++ b/arch/arm/boot/dts/Makefile > @@ -11,6 +11,8 @@ dtb-$(CONFIG_ARCH_AT91) += ethernut5.dtb > dtb-$(CONFIG_ARCH_AT91) += evk-pro3.dtb > dtb-$(CONFIG_ARCH_AT91) += tny_a9260.dtb > dtb-$(CONFIG_ARCH_AT91) += usb_a9260.dtb > +# sam9261 > +dtb-$(CONFIG_ARCH_AT91) += at91sam9261ek.dtb > # sam9263 > dtb-$(CONFIG_ARCH_AT91) += at91sam9263ek.dtb > dtb-$(CONFIG_ARCH_AT91) += tny_a9263.dtb > diff --git a/arch/arm/boot/dts/at91sam9261ek.dts b/arch/arm/boot/dts/at91sam9261ek.dts > new file mode 100644 > index 0000000..f3d22a9 > --- /dev/null > +++ b/arch/arm/boot/dts/at91sam9261ek.dts > @@ -0,0 +1,75 @@ > +/* > + * at91sam9261ek.dts - Device Tree file for Atmel at91sam9261 reference board > + * > + * Copyright (C) 2013 Jean-Jacques Hiblot > + * > + * Licensed under GPLv2 only. > + */ > +/dts-v1/; > +#include "at91sam9261.dtsi" > + > +/ { > + model = "Atmel at91sam9261ek"; > + compatible = "atmel,at91sam9261ek", "atmel,at91sam9261", "atmel,at91sam9"; > + > + chosen { > + bootargs = "mem=64M console=ttyS0,115200"; No "mem=" argument, please. > + }; > + > + memory { > + reg = <0x20000000 0x4000000>; This is where memory is specified. > + }; > + > + clocks { > + #address-cells = <1>; > + #size-cells = <1>; > + ranges; > + > + main_clock: clock@0 { > + compatible = "atmel,osc", "fixed-clock"; > + clock-frequency = <18432000>; > + }; > + }; > + > + ahb { > + apb { > + dbgu: serial@fffff200 { > + status = "okay"; > + }; > + > + watchdog@fffffd40 { > + status = "okay"; > + }; > + }; > + > + nand0: nand@40000000 { > + nand-bus-width = <8>; > + nand-ecc-mode = "soft"; > + nand-on-flash-bbt = <1>; > + status = "okay"; > + at91bootstrap@0 { > + label = "at91bootstrap"; > + reg = <0x0 0x20000>; Maybe more partitions are needed by default. You may need to align to the common partition scheme the we use for sama5d3 and: http://www.at91.com/linux4sam/bin/view/Linux4SAM/GettingStarted#Linux4SAM_NandFlash_demo_Memory (even if it can be discussed ;-)) > + }; > + }; > + }; > + > + leds { > + compatible = "gpio-leds"; > + ds8 { > + label = "ds8"; > + gpios = <&pioA 13 GPIO_ACTIVE_LOW>; > + linux,default-trigger = "none"; > + }; > + ds7 { > + label = "ds7"; > + gpios = <&pioA 14 GPIO_ACTIVE_LOW>; > + linux,default-trigger = "nand-disk"; > + }; > + ds1 { > + label = "ds1"; > + gpios = <&pioA 23 GPIO_ACTIVE_LOW>; > + linux,default-trigger = "heartbeat"; > + }; > + }; > +}; > -- Nicolas Ferre -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/