From owner-freebsd-arm@FreeBSD.ORG Fri May 17 01:46:33 2013 Return-Path: Delivered-To: freebsd-arm@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by hub.freebsd.org (Postfix) with ESMTP id CEAD5AFA for ; Fri, 17 May 2013 01:46:33 +0000 (UTC) (envelope-from tom@0x544745.com) Received: from mail-oa0-f49.google.com (mail-oa0-f49.google.com [209.85.219.49]) by mx1.freebsd.org (Postfix) with ESMTP id 9C4A2B7E for ; Fri, 17 May 2013 01:46:33 +0000 (UTC) Received: by mail-oa0-f49.google.com with SMTP id k14so4621929oag.36 for ; Thu, 16 May 2013 18:46:32 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20120113; h=mime-version:x-received:in-reply-to:references:date:message-id :subject:from:to:cc:content-type:x-gm-message-state; bh=kByJRpOUFmAb/wCreUWSJ1LOmVKprPz4kTc8LdMPcsQ=; b=opOplbKYN4iq/ANjqEhwHKUD/RDDbiwaBZrnVhFHH3gi48gmlrIrIWV8AoZRYGa78C 5+e+J+XaHeWE7f0dRTOPjL/I4dbtBwqMbiql7NU8eF/DFmWdvA1Cc+6oAE26lYrZjkS/ Id0lNdVrgyAB33kg0NQ4j5FoVZ8CcYPnEXeGSH8f8+QSgaBtgNIB9QKO+IWispaWuSU5 8WPlJqRguP0aIVZclI12Jg9l7ZYu7j0V7L+jXNfjYQt6MCaJzAS46d1U+sHMQdggRe17 uwxN5Zf+XjtvtGQSEa9jW3pG0g2Cgr1f47rpbeJMg1f7vCJCRRZW9qBuLKLRDOvMETTE eDKg== MIME-Version: 1.0 X-Received: by 10.60.155.177 with SMTP id vx17mr23736114oeb.9.1368755192509; Thu, 16 May 2013 18:46:32 -0700 (PDT) Received: by 10.182.31.49 with HTTP; Thu, 16 May 2013 18:46:32 -0700 (PDT) In-Reply-To: References: Date: Thu, 16 May 2013 19:46:32 -0600 Message-ID: Subject: Re: ARM SPI support From: Tom Everett To: Luiz Otavio O Souza X-Gm-Message-State: ALoCoQnS8pZ5dETFh97WAa5MaJlGegTSQnH12VlSoHuyWTTkS5VH8G6cH22LHYJAA+P7RxijjJDO Content-Type: text/plain; charset=ISO-8859-1 X-Content-Filtered-By: Mailman/MimeDel 2.1.14 Cc: "freebsd-arm@freebsd.org" X-BeenThere: freebsd-arm@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Porting FreeBSD to the StrongARM Processor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 17 May 2013 01:46:33 -0000 ok cool, what about I2C; same thing? Sorry for what may appear to be lame question; I'm not a kernel expert. On Thu, May 16, 2013 at 12:51 PM, Luiz Otavio O Souza wrote: > On 16 May 2013 14:28, Tom Everett wrote: > >> Well it would be the Pi, so that's a Broadcom >> BCM2835 >> >> . >> >> Here's the datasheet >> >> >> http://www.raspberrypi.org/wp-content/uploads/2012/02/BCM2835-ARM-Peripherals.pdf >> >> > > We don't have the driver for the SPI controller on RPi yet. > > There is a gpiospi driver floating around but it need some modifications > to work with FDT (the same with gpioiic, gpioled and so on). > > The basic support for SPI (bus support) is in the tree: > http://svnweb.freebsd.org/base/head/sys/dev/spibus/ > > Luiz > > -- A better world shall emerge based on faith and understanding - Douglas MacArthur