Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933677AbeAHOpy (ORCPT + 1 other); Mon, 8 Jan 2018 09:45:54 -0500 Received: from mail-wm0-f65.google.com ([74.125.82.65]:36566 "EHLO mail-wm0-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933656AbeAHOpw (ORCPT ); Mon, 8 Jan 2018 09:45:52 -0500 X-Google-Smtp-Source: ACJfBounF8X7Wiy/HjdIm008mkJG/dNAhuT+U8UeqOZn0ZL9kkWQ9JxYd94YfAS4KH2baaDCyjuq1A== Date: Mon, 8 Jan 2018 14:45:48 +0000 From: Graeme Gregory To: Andrew Lunn Cc: Marcin Wojtas , Ard Biesheuvel , "linux-acpi@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , "" , "David S. Miller" , Russell King - ARM Linux , "Rafael J. Wysocki" , Florian Fainelli , Antoine =?iso-8859-1?Q?T=E9nart?= , Thomas Petazzoni , Gregory CLEMENT , Ezequiel Garcia , Nadav Haklai , Neta Zur Hershkovits , Grzegorz Jaszczyk , Tomasz Nowicki Subject: Re: [net-next: PATCH 0/8] Armada 7k/8k PP2 ACPI support Message-ID: <20180108144548.GA31502@xora-haswell> References: <1513588684-15647-1-git-send-email-mw@semihalf.com> <20180103110048.GA21230@xora-haswell> <20180104160939.GA7785@xora-haswell> <20180104162036.GL3401@lunn.ch> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="h31gzZEtNLTqOjlF" Content-Disposition: inline In-Reply-To: <20180104162036.GL3401@lunn.ch> User-Agent: Mutt/1.9.2 (2017-12-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Return-Path: --h31gzZEtNLTqOjlF Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Jan 04, 2018 at 05:20:36PM +0100, Andrew Lunn wrote: > > > I already agreed with 'reg' being awkward in the later emails. > > > Wouldn't _ADR be more appropriate to specify PHY address on MDIO bus? > > >=20 > > Ah it is an actual address, then yes _ADR is probably more appropriate. >=20 > Newbie ACPI question. What is the definition of an address? >=20 > In this cause, we are talking about an address of a device on an MDIO > bus. It takes a value between 0 and 31. >=20 > How are IC2 device addresses represented in ACPI? MDIO devices and I2C > devices are pretty similar. So it would make sense to use the same as > what I2C uses. >=20 Too big (and has table) to sensibly quote, but defined in ACPI spec 6.1.1 _ADR (Address) Ive never though been quite sure if that is just an example list of address types or its supposed to be canonical (in which case some ECRs are needed to the spec). Thanks Graeme --h31gzZEtNLTqOjlF Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEEenb+qYJ1KjE/UpmZkGKawB22KXYFAlpThAAACgkQkGKawB22 KXb0dw//SWt2W1dEnU8CnfP7S0ddkfiPEDp4jo5aMRGbt3ss23ZoUNvgjaucBCW9 CwURSjuyvk1pduIic2WNodPqSMoH9cMZyOc51F91JYngKuFoRn7zLy0YkAs+XSnz y8kqKC6wtj9l9Ffwg3fOhdQ/XBAGHCIq+2fx0I/7gxkUfBi+NWwV/LEz2IfahNpt 5rIkKjIfQWW2e2eE8/XIWQJFOyvlrsJK/7KAGh8tUflzuFdZAl9WZr/BfsDBfqo9 nDFjzbH8wvV0oAVvxPz3kUXcR+rZwCmPj9LLscqIJlfNdx6rIwzlNE3rld8rvqJQ JxVkqMALeyRHU4UGFQkeH6QlK4zVLVaPGXbwEHTrF4gTyVWR2yqBeWyFchsV2XQh R8S0rt1nHx/Cf74Uq0+9OaFrAUGGU+Q7HRa6fV5xAOpvV9ury5jMZFwTbuMBdA17 U+3Ebj2kKPu8g8tWIzgAeJ/8a4v7B6Qdnjiujkg2mzxo8qH7npNbxXRYf2YMAqTN rdlEDlwlQEC10ksz1SaqH7X/Z3zYPwGaIdW8a7KeoFKArrJ/rdBLxPH84s5jNTTi oTTFU3BZh7r3vRPKDYe0h92QZd6ehyuWnE9IUEspxarL6kk+S1dsbpKD0a/KZgvK yzzcPbM8BfMUcH6dHmE6xLSZx3LycxIg8rS/JDgP4bK5ok4/OP4= =qir+ -----END PGP SIGNATURE----- --h31gzZEtNLTqOjlF--