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=-6.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,USER_AGENT_NEOMUTT autolearn=ham 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 2439FC43381 for ; Mon, 18 Mar 2019 08:42:36 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 D6FEB2070D for ; Mon, 18 Mar 2019 08:42:35 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="fmkpzCG7" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D6FEB2070D Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=bootlin.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender:Content-Type:Cc: List-Subscribe:List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: In-Reply-To:MIME-Version:References:Message-ID:Subject:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=BOL0GOAdHPCAhkQyc7eptZBAyxRzzP6TiyVKURFt2Ao=; b=fmkpzCG7rg2g3hiDecwt5FQcJ pSNxzaZmpBKCGyebMDPX5R85NJITDz/iPk9LJKLz21Qq+nNm9o1Tsmweo7rnzIX8p6LdmztKT6d75 XxJPfYOeXAKsi+n3wYyayv++FUtaLwkPLpnRt0aKH5uKpTR0g/GDWiTVph7LzEu/oqDx5qhchRg3E BFWIo8IkUMLOZLvJ+4FEnREC7YCXf0FCHHOKjF7RElcm29+yJdcHgc1tSSG7q7gd3fVj+cYtidZy7 Pz1qJ2DUpder7tz3pliWYG5lRPierq/Mk8gp3DVbS+hOwbPhVjeCH+g5FfqK1+gg7MOSAWwgjuW02 LruNRy3MQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1h5nqm-0006cK-7x; Mon, 18 Mar 2019 08:42:28 +0000 Received: from relay10.mail.gandi.net ([217.70.178.230]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1h5nqj-0006az-3P for linux-arm-kernel@lists.infradead.org; Mon, 18 Mar 2019 08:42:26 +0000 Received: from localhost (aaubervilliers-681-1-80-102.w90-88.abo.wanadoo.fr [90.88.22.102]) (Authenticated sender: maxime.ripard@bootlin.com) by relay10.mail.gandi.net (Postfix) with ESMTPSA id E851624000F; Mon, 18 Mar 2019 08:42:12 +0000 (UTC) Date: Mon, 18 Mar 2019 09:42:12 +0100 From: Maxime Ripard To: Chen-Yu Tsai Subject: Re: [PATCH 4/6] nvmem: sunxi_sid: Read out data in native format Message-ID: <20190318084212.lv2lorskizl65uzg@flea> References: <20190318073354.12151-1-wens@kernel.org> <20190318073354.12151-5-wens@kernel.org> MIME-Version: 1.0 In-Reply-To: <20190318073354.12151-5-wens@kernel.org> User-Agent: NeoMutt/20180716 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190318_014225_287709_1DE1C11B X-CRM114-Status: GOOD ( 12.25 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Chen-Yu Tsai , linux-kernel@vger.kernel.org, linux-sunxi@googlegroups.com, Srinivas Kandagatla , linux-arm-kernel@lists.infradead.org Content-Type: multipart/mixed; boundary="===============4296251640289747571==" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org --===============4296251640289747571== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="pby5l7iw3zraifpt" Content-Disposition: inline --pby5l7iw3zraifpt Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Hi, On Mon, Mar 18, 2019 at 03:33:52PM +0800, Chen-Yu Tsai wrote: > From: Chen-Yu Tsai > > Originally the SID e-fuses were thought to be in big-endian format. > Later sources show that they are in fact native or little-endian. > The most compelling evidence is the thermal sensor calibration data, > which is a set of one to three 16-bit values. In native-endian they > are in 16-bit cells with increasing offsets, whereas with big-endian > they are in the wrong order, and a gap with no data will show if there > are one or three cells. > > Switch to a native endian representation for the nvmem device. For the > H3, the register read-out method was already returning data in native > endian. This only affects the other SoCs. > > Signed-off-by: Chen-Yu Tsai I thought only the newer SoCs were impacted by this issue? -- Maxime Ripard, Bootlin Embedded Linux and Kernel engineering https://bootlin.com --pby5l7iw3zraifpt Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYIAB0WIQRcEzekXsqa64kGDp7j7w1vZxhRxQUCXI9Z5AAKCRDj7w1vZxhR xag8AP47BMEXFaDn8FTHN67Db5PvozKd5J1OIkr4/NQzV5lLIQEA+3LzHeutDmpg VTbAfwne4GqFJ4QLhJRD4BSuWRtyOgU= =sOTk -----END PGP SIGNATURE----- --pby5l7iw3zraifpt-- --===============4296251640289747571== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel --===============4296251640289747571==--