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 X-Spam-Level: X-Spam-Status: No, score=-6.6 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 708A5C433E3 for ; Wed, 26 Aug 2020 20:41:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3D6CB2083B for ; Wed, 26 Aug 2020 20:41:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598474509; bh=YAxwMHz+Yv/1iH9rzNa2SizES/G0MGq8G2wczS8SfRY=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=dB3NjQALGDHLkHU5MgHiLh7HjWdHCtq5zWDJDk43b4YFGR8URbuu96P1NK3Ow2Y60 RNiscf0MO+rj4GB2BtGN30LdLjhfISDr+ruSacxPepUB/RKfNVKJ39xXa7R+fMA48D ygq4GTajE+6jaxSH3CB2YroyoxVw+MoBKlQdOQTQ= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726739AbgHZUlr (ORCPT ); Wed, 26 Aug 2020 16:41:47 -0400 Received: from mail.kernel.org ([198.145.29.99]:51086 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726609AbgHZUlq (ORCPT ); Wed, 26 Aug 2020 16:41:46 -0400 Received: from localhost (fw-tnat.cambridge.arm.com [217.140.96.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 8F4612078A; Wed, 26 Aug 2020 20:41:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598474506; bh=YAxwMHz+Yv/1iH9rzNa2SizES/G0MGq8G2wczS8SfRY=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=1+9IpBVDBeL8GmjeezHfBI6XIijChUbaRSofxymmg/ymA1og/wGjwlqZI2TCZhm22 QgTbEayVVlr5a3/omqs4kTsYwQdXcbGDlFy/GkD2buceko9lzvcMDRfKRdr3+lPjJU +7H+iRxNEwV+nqiHrhikWQfAKrAroHoPAE1d6RtA= Date: Wed, 26 Aug 2020 21:41:09 +0100 From: Mark Brown To: Vladimir Oltean Cc: Andy Shevchenko , kuldip dwivedi , linux-spi , Linux Kernel Mailing List , Qiang Zhao , Pankaj Bansal , Varun Sethi , tanveer , "Rafael J. Wysocki" , ACPI Devel Maling List Subject: Re: [PATCH] spi: spi-fsl-dspi: Add ACPI support Message-ID: <20200826204109.GT4965@sirena.org.uk> References: <20200821131029.11440-1-kuldip.dwivedi@puresoftware.com> <20200822183342.6sdhp6yq6i7yvdia@skbuf> <20200826195649.g6k574y6ofzbagnm@skbuf> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="5tINJiUS2/Dn5Rhr" Content-Disposition: inline In-Reply-To: <20200826195649.g6k574y6ofzbagnm@skbuf> X-Cookie: Should I do my BOBBIE VINTON medley? User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-spi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-spi@vger.kernel.org --5tINJiUS2/Dn5Rhr Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Wed, Aug 26, 2020 at 10:56:49PM +0300, Vladimir Oltean wrote: > On Wed, Aug 26, 2020 at 10:36:15PM +0300, Andy Shevchenko wrote: > > FIFO size can be read from the property > My personal preference is for the driver to hold the expert information > about the hardware parameters, and not the device tree. Today you need > to know only about this set of parameters, tomorrow you need something > new, but you also need to work with old DT blobs... It's a mess. I strongly agree, it is much better to just know what the hardware is and set any properties based off that so we don't need to update firmwares to take advantage of additional features or fix quirks that are discovered. --5tINJiUS2/Dn5Rhr Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEyBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAl9GyOQACgkQJNaLcl1U h9C58Af3XowqgGlgNLSZufMTCUU9dHIGYQVCVp9Dj0U96sTqwpESXAZibjojNU/4 2nRQYpJfC7tJqGa33QerNMP24IeVw9cpBKP6w0IULR/dO48nkpOpoz8g6ZwSMtdK zfLJUzgVbahD9rsT5Riz6pkrAEpEGfx1ml4duVTL4WKr4JHxqld/hFE5ohESl7Rl oVJwWLjl8tY9Whl7FUKzngPLRCLU0O2JATB9GrufpNQdeBYWV+a1GutdrJRfg59N A8G+Z+T/HVmzvJyNER7/TQuD4BWDiDniTt1KriE9Cy/dr8HMa8sXIMZwEiyeoJfj 9Yd3WhL73AIgyOaN9Ob6DokBdhKr =gGjw -----END PGP SIGNATURE----- --5tINJiUS2/Dn5Rhr--