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=-5.3 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,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 1E9A7C433DB for ; Wed, 13 Jan 2021 12:38:20 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [203.11.71.2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 19DC723382 for ; Wed, 13 Jan 2021 12:38:16 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 19DC723382 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Received: from bilbo.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 4DG6Rp1cmpzDr0f for ; Wed, 13 Jan 2021 23:38:14 +1100 (AEDT) Received: from ozlabs.org (bilbo.ozlabs.org [203.11.71.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4DG6MN58nSzDqxM for ; Wed, 13 Jan 2021 23:34:24 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; dmarc=pass (p=none dis=none) header.from=kernel.org Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20201202 header.b=T3rrwfot; dkim-atps=neutral Received: from ozlabs.org (bilbo.ozlabs.org [203.11.71.1]) by ozlabs.org (Postfix) with ESMTP id 4DG6MN1wWWz9sVy for ; Wed, 13 Jan 2021 23:34:24 +1100 (AEDT) Received: by ozlabs.org (Postfix) id 4DG6MM0yQJz9sWP; Wed, 13 Jan 2021 23:34:23 +1100 (AEDT) Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=kernel.org (client-ip=198.145.29.99; helo=mail.kernel.org; envelope-from=broonie@kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=kernel.org Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20201202 header.b=T3rrwfot; dkim-atps=neutral Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 4DG6MK28Pwz9sVy for ; Wed, 13 Jan 2021 23:34:21 +1100 (AEDT) Received: by mail.kernel.org (Postfix) with ESMTPSA id 6D90723339; Wed, 13 Jan 2021 12:34:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1610541259; bh=h9vp+z5IyuvmKXzLAbhb8Rntz6LzAx339QE/OJ3/nOw=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=T3rrwfotM2eUI1TK7AANu7ae8cfrIGpC/1dMQAq4jz9eY8RerRxE5bUfgvSc1hxyC sSQX4XdCPnyy4ESqoi0hbMZjrpw8/uyY3A+6SxaYl2T7+RrQ6fu0jVrncMZpXL6dcH d4gwa5IhWP9Ib89yfFpNL0NOS+DaDxdNoxO/yG/8HqCWDE0UNNwme1SGNBPVg0g5xF MI+PJcjfeNYPecvBHJGqN7GXjz60aNTgHOilSrHmvNJFPsKfLDu8RbEiUmKRpVnlqQ bfbBg+ZNRL0Va/oVHUK+PDqAOO4ybCULnREw1jo87SXViCfzEkM0NtTCjKdP+VJyhF sXoBumfS6A+Fg== Date: Wed, 13 Jan 2021 12:33:45 +0000 From: Mark Brown To: Christophe Leroy Subject: Re: SPI not working on 5.10 and 5.11, bisected to 766c6b63aa04 ("spi: fix client driver breakages when using GPIO descriptors") Message-ID: <20210113123345.GD4641@sirena.org.uk> References: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="x4pBfXISqBoDm8sr" Content-Disposition: inline In-Reply-To: X-Cookie: Ignore previous fortune. User-Agent: Mutt/1.10.1 (2018-07-13) X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "linuxppc-dev@ozlabs.org" , Sven Van Asbroeck , Linus Walleij , "linux-kernel@vger.kernel.org" , linux-spi Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" --x4pBfXISqBoDm8sr Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Wed, Jan 13, 2021 at 09:49:12AM +0100, Christophe Leroy wrote: > With commit 766c6b63aa04 ("spi: fix client driver breakages when using GPIO > descriptors") reverted, it is back to work: ... > What shall I do ? I would guess that there's an error with the chip select polarity configuration on your system that just happened to work previously, I'd suggest fixing this in the board configuration to bring it in line with everything else. --x4pBfXISqBoDm8sr Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAl/+6KgACgkQJNaLcl1U h9CnbQf/fAtzQXX3e/4ey7wtx8MdEcgSbGpsx3rzEpk48zhiyY1XjYqXC+64WFCB mZNlgLSCq5odAUTDBaOD0gn67E8AgVZi+NW0F8ibMLJQBEAa8wcEO7YhfEPcPJmv 3Ncha3suxToG2lWeuLceU71mP8ixfoCgodzgV58iXcFqsERnIH60lIN3MpBvjXYt CB8YbV/g8OzUkB/rb+g/k8UvRQNO3I28DiyGnYBkYo/aM3OdGkzJnhKAc2MyH+VR f1no1xAcxyCL/aP0BZGMQ9hAPWVyqvisw85x7Ubv5dt7MMeqNKYQfq3Wi4bD4MRq NBrDQ7bCEF2WDrV2y4Z5iUWmhjWW5w== =zTCg -----END PGP SIGNATURE----- --x4pBfXISqBoDm8sr--