From owner-freebsd-embedded@FreeBSD.ORG Mon Apr 27 07:02:31 2015 Return-Path: Delivered-To: freebsd-embedded@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id DCD08180; Mon, 27 Apr 2015 07:02:31 +0000 (UTC) Received: from mail-wg0-x22d.google.com (mail-wg0-x22d.google.com [IPv6:2a00:1450:400c:c00::22d]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 7DDEA1976; Mon, 27 Apr 2015 07:02:31 +0000 (UTC) Received: by wgen6 with SMTP id n6so105367953wge.3; Mon, 27 Apr 2015 00:02:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=sender:date:from:to:cc:subject:message-id:references:mime-version :content-type:content-disposition:in-reply-to:hackerspace:user-agent; bh=HcHAAkp4YJKDrG01lRLNHp6y1eBRG3rLxwP/jH6+atE=; b=n/2lhEsVbQ5pZzMMuPJe+zm93850NaJtP9VglNs85l8nAl3KtfyB8ivfP3GwtK1fg0 YW6FEYv7ZMtgTZ8OM5pVELIM289YV63XOO0m/RnTtqdxE7AXl70ltrym50qgDALH498d GS+29ILnsUmkRaPUN1UPuGyjV9AwQOA4aZ9W5M4TRg1RCWaZnRbOyjEx8e93F/E2ZxhO e3OPPa6F1UFJ13w4aTeuBpb2hPrcAEVII/FmY6MdaZO8RrD7FjwbsSBa3Achrn75xJ2r GsMopUqBw8nQYk9ziQ9WX7wUoF8+DaLXrrzrt0XLhwotcb63cBC5Z8JjOR4ac4tZzNwZ Nt0w== X-Received: by 10.194.161.193 with SMTP id xu1mr19268982wjb.48.1430118149822; Mon, 27 Apr 2015 00:02:29 -0700 (PDT) Received: from gmail.com ([84.92.175.249]) by mx.google.com with ESMTPSA id gs7sm10245343wib.10.2015.04.27.00.02.28 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 27 Apr 2015 00:02:29 -0700 (PDT) Sender: Tom Jones Date: Mon, 27 Apr 2015 08:02:26 +0100 From: Tom Jones To: Adrian Chadd Cc: "freebsd-embedded@freebsd.org" Subject: Re: SPI User Space Interface Message-ID: <20150427070225.GA1117@gmail.com> References: <20150426203344.GA27490@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Hackerspace: 57North Hacklab User-Agent: Mutt/1.5.23 (2014-03-12) X-BeenThere: freebsd-embedded@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Dedicated and Embedded Systems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 27 Apr 2015 07:02:32 -0000 On Sun, Apr 26, 2015 at 08:06:03PM -0700, Adrian Chadd wrote: > Hey, this is cool! > > What can we do to spibus to make it better? I couldn't find anyway to break out additional chip selects available on the bus, it would be good to have a way to make those accessible. ioctl control over the spi clock is the only other thing in the linux driver that looks useful. -- Tom @adventureloop adventurist.me 'You realize night time makes up half of all time?' :wq