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=-12.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,INCLUDES_CR_TRAILER,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 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 CB32FC5519F for ; Mon, 30 Nov 2020 09:33:55 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (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 50D952076E for ; Mon, 30 Nov 2020 09:33:55 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="T7hQCGHB"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="wPG5J7kW" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 50D952076E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+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=merlin.20170209; h=Sender:Content-Transfer-Encoding: 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-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=AfdibF7oDIAbgk683hm98qx3QxAU7imArRfj5OHrPgQ=; b=T7hQCGHBc+r2vCXqXaiXJm/L2 tdb/XHdXZLTY54hU9ZQvuNvk33oo+5A6uIV0390wZpdZCePCU6DxpTbONuaJ3ygy2G/HcuzxMDtc4 rNIn+UsrEZNPkLlO3JDad8yTXYthTMW5mJd5TX9WhOV2OyqM2JxMQIsspzmB+H1sGfAy2M2mba6Wi 1E9jrG1yOq+mgV7achRb6vU96+WdU1CEEeGp6VGNjdWBW8ih4kQJcI9liWVIZNKfc4jfL6eV0UAxu WlokTNRik6jxvHSoxWz2bJtiOQlKxhddTFoc1Ot1EPbtG+/U91q9/0Dg80oWMfy+9EYvQFpQ0eqLQ uzM5IxxXg==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kjfY8-00011e-Th; Mon, 30 Nov 2020 09:32:48 +0000 Received: from mail.kernel.org ([198.145.29.99]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kjfY5-00010p-Ry for linux-arm-kernel@lists.infradead.org; Mon, 30 Nov 2020 09:32:46 +0000 Received: from dragon (80.251.214.228.16clouds.com [80.251.214.228]) (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 0F0E62076E; Mon, 30 Nov 2020 09:32:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1606728764; bh=qpt/omNfokXd4Bg6icgGXINwG61fMEflfl5dg8+HUM8=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=wPG5J7kWWr3HvZ3duEoSEyllmcXyvG2Ep0josjchXYuE3nmPQSaYKNQtkCWmj2MFv gHqahlE8bDoDsu8Zs24IU7585Lcv95CqgtClRxcL+3vPcFzEO9MhtuAToWlyrs4vzv re2QeZuG867MJge1PD90MLnGfz0UXlfCCElHHDiM= Date: Mon, 30 Nov 2020 17:32:39 +0800 From: Shawn Guo To: Ivan Zaentsev Subject: Re: [PATCH v2] ARM: mxs: Add serial number support for i.MX23, i.MX28 SoCs Message-ID: <20201130093238.GE4072@dragon> References: <20201116165826.51570-1-ivan.zaentsev@wirenboard.ru> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20201116165826.51570-1-ivan.zaentsev@wirenboard.ru> User-Agent: Mutt/1.9.4 (2018-02-28) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201130_043245_991376_3C761E6E X-CRM114-Status: GOOD ( 14.15 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Sascha Hauer , Evgeny Boger , Russell King , linux-kernel@vger.kernel.org, NXP Linux Team , Pengutronix Kernel Team , Fabio Estevam , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Mon, Nov 16, 2020 at 07:58:26PM +0300, Ivan Zaentsev wrote: > i.MX23 and i.MX28 SoCs unique identifiers are factory-programmed > in On-Chip OTP memory. i.MX28's 64-bit unique id is in > HW_OCOTP_OPS2:HW_OCOTP_OPS3 (see MCIMX28 Ref. Man., sec. 20.4.22-23). > > i.MX23 provides 32-bit long unique id in HW_OCOTP_OPS3. > Though not clearly documented, there is a clue in sec. 35.9.3. > > The unique id is reported in /sys/devices/soc0/serial_number > and in /proc/cpuinfo > > Signed-off-by: Ivan Zaentsev > Suggested-by: Evgeny Boger Applied, thanks. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel