From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2B3C4C4332F for ; Wed, 23 Feb 2022 15:37:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242146AbiBWPh7 (ORCPT ); Wed, 23 Feb 2022 10:37:59 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47798 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242043AbiBWPh4 (ORCPT ); Wed, 23 Feb 2022 10:37:56 -0500 Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 38572BBE0B; Wed, 23 Feb 2022 07:37:28 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1645630648; x=1677166648; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=7ONB/aTHqMjYH/OmutKWhupcasaRbDK6GNSZHCYrgIs=; b=MEQumQnXn/kchseS79skJ8C/8UryZIzbBJ2HpjdjH6VRDDuuQa9i8ZWU Xx9hCvjh9wL9nOUCUm02fc6TPhdslylyTvdOAE52DvqqoBqwFp6KH2sQ/ xdXRsWbgYyHiix6YTGJThfIYRXmMrH+hSFQbHNojfsoEr3kw2GIBfxpfh 63xnBb7rRtbEth7E3aJukrgUDnEvimcT2aLk1FapUKRFgYH3Y0v8Hce6p UlNr/aUnRDcWdhqB72sJgWg++wApv0gDzomyagHM1Lk3zUJbBiwJ1L5QK N53SJSJaV+eLDs212HDyNrHHUVoNpJhjdGtXGMU9xiYJAqU4GiXP+CA4q g==; X-IronPort-AV: E=McAfee;i="6200,9189,10266"; a="338427660" X-IronPort-AV: E=Sophos;i="5.88,391,1635231600"; d="scan'208";a="338427660" Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Feb 2022 07:37:27 -0800 X-IronPort-AV: E=Sophos;i="5.88,391,1635231600"; d="scan'208";a="628121128" Received: from smile.fi.intel.com ([10.237.72.59]) by fmsmga003-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Feb 2022 07:37:23 -0800 Received: from andy by smile.fi.intel.com with local (Exim 4.95) (envelope-from ) id 1nMtgt-007TeV-Tl; Wed, 23 Feb 2022 17:36:31 +0200 Date: Wed, 23 Feb 2022 17:36:31 +0200 From: Andy Shevchenko To: Hans de Goede Cc: Andrew Lunn , =?iso-8859-1?Q?Cl=E9ment_L=E9ger?= , "Russell King (Oracle)" , Daniel Scally , Heikki Krogerus , Sakari Ailus , Greg Kroah-Hartman , "Rafael J . Wysocki" , Wolfram Sang , Peter Rosin , Heiner Kallweit , "David S . Miller" , Jakub Kicinski , linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, linux-i2c@vger.kernel.org, netdev@vger.kernel.org, Thomas Petazzoni , Alexandre Belloni Subject: Re: [RFC 10/10] net: sfp: add support for fwnode Message-ID: References: <20220221162652.103834-11-clement.leger@bootlin.com> <20220222142513.026ad98c@fixe.home> <888f9f1a-ca5a-1250-1423-6c012ec773e2@redhat.com> <4d611fe8-b82a-1709-507a-56be94263688@redhat.com> <20220223151436.4798e5ad@fixe.home> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Feb 23, 2022 at 04:27:33PM +0100, Hans de Goede wrote: > On 2/23/22 16:23, Andrew Lunn wrote: > >> As Russell asked, I'm also really interested if someone has a solution > >> to reuse device-tree description (overlays ?) to describe such > >> hardware. However, the fact that CONFIG_OF isn't enabled on x86 config > >> seems a bit complicated on this side. > > > > It does work, intel even used it for one of there tiny x86 SoCs. Maybe > > it was Newton? > > IIRC those SoCs did not use standard EFI/ACPI though, but rather some > other special firmware, I think it was SFI ? This is not so much about > the CPU architecture as it is about the firmware/bootloader <-> > OS interface. I think Andrew refers to Intel SoCs that are using OF. Those so far are CE4xxx and SoFIA SoCs. -- With Best Regards, Andy Shevchenko