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 EA8AEC7618E for ; Mon, 24 Apr 2023 19:17:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232549AbjDXTRh (ORCPT ); Mon, 24 Apr 2023 15:17:37 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34688 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232222AbjDXTRf (ORCPT ); Mon, 24 Apr 2023 15:17:35 -0400 Received: from mail.zeus03.de (www.zeus03.de [194.117.254.33]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 020E1E6D for ; Mon, 24 Apr 2023 12:17:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple; d=sang-engineering.com; h= date:from:to:cc:subject:message-id:references:mime-version :content-type:in-reply-to; s=k1; bh=TqyP53BK1QNJZ0dWGD7gHEmj7/js wK7ug0KpqedoeLw=; b=iU23Iu1X196WF1lXyGx+Bn9NP7tFL5/vw836ufA7M8WP J6epUlS98VSAYzpteUyMRlwWHGabVrsnZYuFKORXktW3OmNuCkQLX4ICNlfK7UXA toSeewdeiJI4AJxo8zJlUZJqPk5yXF7lkp78/w/y8UJqynpl+r6LsTBeebSwieE= Received: (qmail 1123223 invoked from network); 24 Apr 2023 21:17:30 +0200 Received: by mail.zeus03.de with ESMTPSA (TLS_AES_256_GCM_SHA384 encrypted, authenticated); 24 Apr 2023 21:17:30 +0200 X-UD-Smtp-Session: l3s3148p1@Vd2z2xn6iLAujnsI Date: Mon, 24 Apr 2023 21:17:30 +0200 From: Wolfram Sang To: Geert Uytterhoeven Cc: linux-renesas-soc@vger.kernel.org, Kieran Bingham , Mauro Carvalho Chehab , linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, Laurent Pinchart Subject: Re: [PATCH 05/11] media: renesas: fdp1: remove R-Car H3 ES1.* handling Message-ID: Mail-Followup-To: Wolfram Sang , Geert Uytterhoeven , linux-renesas-soc@vger.kernel.org, Kieran Bingham , Mauro Carvalho Chehab , linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, Laurent Pinchart References: <20230307163041.3815-1-wsa+renesas@sang-engineering.com> <20230307163041.3815-6-wsa+renesas@sang-engineering.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="sNz7uPXnCVFL3uVV" Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org --sNz7uPXnCVFL3uVV Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi Geert, thanks for reporting! > > -#define FD1_IP_H3_ES1 0x02010101 =2E.. > Apparently 0x02010101 is also used on (at least) R-Car M2-W ES1.0, > causing the following annoying (but further harmless?) messages > during boot: >=20 > rcar_fdp1 fe940000.fdp1: FDP1 Unidentifiable (0x02010101) > rcar_fdp1 fe944000.fdp1: FDP1 Unidentifiable (0x02010101) Hmm, that means before my removal patch, Gen2 has been incorrectly defined as H3 ES1? > Note that the R-Car Gen2 documentation states the register's contents > are all zeroes. But that value would trigger the error message, too. Bad, but well... > Sorry for not noticing before. Apparently I never booted a kernel > with this patch on koelsch... We could re-add this version and just let it print "FDP1 Initial Version" or something? I could test this on my Lager board. All the best, Wolfram --sNz7uPXnCVFL3uVV Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEOZGx6rniZ1Gk92RdFA3kzBSgKbYFAmRG1cYACgkQFA3kzBSg KbZqMhAAg4xWq1Ob2U4Uuc4wd5dD28eW0sFRhm+Yn/FojNi+I4/fVQXRI18Wajiu nBTuVF8HEs91GfARCLKN/h/yi4F7Chit+mtyNl1DQA437iKIJwngAFJelhxKT84y fwQbJvKe1nhvch4VmrxTvu3L3/sYZ+KYF2oplkxIqeMux7Yn1V+fHKNgP6NG/7Km qaz0yQQ11aByTkb+77dHh9lsUVWDhiTrf+pyIhsq7Ad8RV9zKI5eWNwFu+Qfv74d hcAnVsKcn+Dd3qxVeX0p+9cexaEimu+32NkUDX+qA514MiDOR/g5j+kwLjvJlH1j 0kYvfwRTDKuChXiGC96BN7fIivzxCqz344PXjRImJNY0NCXi1NIoiWfvLUsg20eK xjbbpHNeUJrxI1JTjO85gDLIzN0LVj7sq8qrUiwiJzQogXUc7HWk/rcplnEdP3Yx L4Mp/uZEuJ/wOyyTEqZzmfqk86h2/IjiWAKzGc483l4VKuPACHlhpluVqzEL+1sN e8kwQnkGRG4OI7DmkEMK4M25jxCxaBnx7X2mkY49cSiAkF/HVHn672lCvRhkjkNG /fhul+FccKfUX3d8XRwpGf+NTYszNYHzs9bMueWoM5ErMK9GSvCKVt6/+4NqNvvA fWpVeVN0Y8l9YbEd8Y4nDkZV0dqMN4oToZrY9K8ZLskohc7p1Ho= =ePn6 -----END PGP SIGNATURE----- --sNz7uPXnCVFL3uVV--