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[209.132.180.67]) by mx.google.com with ESMTP id 70-v6si11962465plc.301.2018.10.26.06.42.55; Fri, 26 Oct 2018 06:43:11 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b=TUIm12IZ; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726763AbeJZWRk (ORCPT + 99 others); Fri, 26 Oct 2018 18:17:40 -0400 Received: from mail-ot1-f68.google.com ([209.85.210.68]:43300 "EHLO mail-ot1-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726113AbeJZWRk (ORCPT ); Fri, 26 Oct 2018 18:17:40 -0400 Received: by mail-ot1-f68.google.com with SMTP id k9so1064504otl.10; Fri, 26 Oct 2018 06:40:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=d7F7o3iY5Xq+a1FKbiif3XaIk7dmJ9kYCMFcwmuTabM=; b=TUIm12IZ6XVUCN7b5c74N48taIF4GsIsFTXVLzlQWdHETGxY0JRcfMAC4I5M7iBR8G 5+h7HYhPisUr5csMd7FQfjVV8w+8YGd0Z6aXgOjGtl7WOv3wKxvZDEeA9l+xgk3ciVPe Cq7iHHbGQdkgUo3Rz6Z6Q6q3jDpGMRf43gxMT4DM8X8lCGhM7sf5o2k/NRFb/JhCl2SI 5h3CIyHc5FYOi3b1j1NBJVreMKs/L+icLxaTt8AP4HdBViJfRbiHRGSIW1txHyvM8cnw W4D792eZItcr0+aoKmfWX8i1rhcKvltLwYET7/NDLaBgJ5YN6nE5w62APdzr/mWhivG8 t3Iw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=d7F7o3iY5Xq+a1FKbiif3XaIk7dmJ9kYCMFcwmuTabM=; b=DQnkoJfBzGP5eq4hvrND+dwhrGA/U2HeUBO8JdYO5FK2GanV+lHP9FJOZurn0t8ioZ GxsIemDpb5T7q10wVtsjHvpy0IcA5GcFLo8no2lUdIjq2brQ+xnCSQdgvILKwUhvGuN0 6Ay+P26uK7n0JnRfaFJpx+XAxtbE+IZAh6cVsOCL9Jq+m3xF6xtjmqk0rzBagbezD96f aYgSy1kQ629mihnMWTTREfXQBr1X9a/mxLamMCW3sYImaPVAZ/ahmxmhW9eluw4jxEUB I+2+eHROpVJB6PxmtefVPXhiylbo01JUjsAIMoKOWd/y4CUe0tEQUl5i1Moyxn7yV9FP bDQQ== X-Gm-Message-State: AGRZ1gLxPJ8BPidIwic+DFseVI2arsbEVhWH791l6fDCzHlsJtGJDNGJ IoXOJW8iMwBnoIopdYgGKyaMC0uA5sm1Snu7kdc= X-Received: by 2002:a9d:d61:: with SMTP id 88mr2222754oti.245.1540561232916; Fri, 26 Oct 2018 06:40:32 -0700 (PDT) MIME-Version: 1.0 References: <20181024142456.10084-1-svendev@arcx.com> <20181024142456.10084-2-svendev@arcx.com> <20181026083410.GO4870@dell> In-Reply-To: <20181026083410.GO4870@dell> From: Sven Van Asbroeck Date: Fri, 26 Oct 2018 09:40:21 -0400 Message-ID: Subject: Re: [PATCH anybus v1 1/4] mfd: support the Arcx anybus bridge. To: Lee Jones Cc: Sven Van Asbroeck , robh+dt@kernel.org, mark.rutland@arm.com, =?UTF-8?Q?Andreas_F=C3=A4rber?= , treding@nvidia.com, David Lechner , noralf@tronnes.org, johan@kernel.org, Michal Simek , michal.vokac@ysoft.com, Arnd Bergmann , gregkh@linuxfoundation.org, john.garry@huawei.com, Andy Shevchenko , geert+renesas@glider.be, robin.murphy@arm.com, paul.gortmaker@windriver.com, sebastien.bourdelin@savoirfairelinux.com, icenowy@aosc.io, yuanzhichang@hisilicon.com, Stuart Yoder , Linus Walleij , maxime.ripard@bootlin.com, bogdan.purcareata@nxp.com, Linux Kernel Mailing List , devicetree Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > Wow, this driver is going to need a lot of work. I'm open to reworking this 5 times if need be :) > > But before we get going, how many sub-devices does this have? This is a custom piece of h/w which exposes two anybus-S slots, plus a power readout in sysfs, I wasn't quite sure if mfd is the right abstraction for this.