From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Fri, 03 May 2024 09:46:36 +0200 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1s2ncq-00GqlK-0p for lore@lore.pengutronix.de; Fri, 03 May 2024 09:46:36 +0200 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1s2ncp-0004Kp-LR for lore@pengutronix.de; Fri, 03 May 2024 09:46:36 +0200 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:MIME-Version:Date:Message-Id:Subject:References:In-Reply-To:Cc: To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=jdsV0vY5+bhSOa7du8Km2/VxfhX5GwMdnK5p8W0v8zw=; b=Y5RND3v7Ek69Vv7UEfN3hwwxQy Zl9C1Cjv51O0JtNUHavNOkpM58WKnR5LuLeJkFeChAYEUO5cNPc2/rYl/I433ydiG8EIryzB8F7kk li7zbO2btRUs2r5rUUsiZUSan+1ToLHymGcVkHZ4mzYjIqrTZ9s2yDa7FTvgz0F3IcP9Q1Eh1owz9 mw9XXDqGXP5bHF6bx2KshuXhJr7j8n4z6/pp9WAKg6UetxC/mATYuap6QxPEMjM/ReCNhK8nfEr9y o46WGN05DCWepxlXk8U/yB2hbePoV1CyGIxeWIMRNi9ZA2cj/ymAfMl8mwNSm2BueDqdQf3pcc5xK wdBPrH+A==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1s2ncQ-0000000FWeU-3Z1h; Fri, 03 May 2024 07:46:10 +0000 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1s2ncO-0000000FWdJ-0Ulz for barebox@lists.infradead.org; Fri, 03 May 2024 07:46:09 +0000 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1s2ncM-0004Dx-Mx; Fri, 03 May 2024 09:46:06 +0200 Received: from [2a0a:edc0:0:1101:1d::28] (helo=dude02.red.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1s2ncM-00Ff8D-5j; Fri, 03 May 2024 09:46:06 +0200 Received: from localhost ([::1] helo=dude02.red.stw.pengutronix.de) by dude02.red.stw.pengutronix.de with esmtp (Exim 4.96) (envelope-from ) id 1s2ncM-0009dz-0M; Fri, 03 May 2024 09:46:06 +0200 From: Sascha Hauer To: barebox@lists.infradead.org, Ahmad Fatoum Cc: =?utf-8?q?Alvin_=C5=A0ipraga?= In-Reply-To: <20240429141610.3556452-1-a.fatoum@pengutronix.de> References: <20240429141610.3556452-1-a.fatoum@pengutronix.de> Message-Id: <171472236610.36996.5200181315853367687.b4-ty@pengutronix.de> Date: Fri, 03 May 2024 09:46:06 +0200 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-Mailer: b4 0.12.3 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240503_004608_199327_A906864E X-CRM114-Status: GOOD ( 12.08 ) X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:3::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.whiteo.stw.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-5.8 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: Re: [PATCH] ddr: imx8m: fix broken sharing of DRAM timing with TF-A for DFS X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.whiteo.stw.pengutronix.de) On Mon, 29 Apr 2024 16:16:10 +0200, Ahmad Fatoum wrote: > To facilitate dynamic frequency scaling, barebox will place the DRAM > parameters it has configured into a well-known location in DRAM > for consumption by TF-A. > > This means that we need to be very picky about the struct layout for the > data we write there to maintain ABI-compatibility. Unfortunately, NXP > chose for the i.MX9 to add two fields into the middle, when it would > have been possible to cleanly embed the i.MX8 DRAM timings in the > i.MX9 DRAM timing struct. This is done now, so we need to arrange > ourselves with it and ensure that the i.MX8M DRAM timings we share with > TF-A don't have glimpses of the i.MX9 future. > > [...] Applied, thanks! [1/1] ddr: imx8m: fix broken sharing of DRAM timing with TF-A for DFS https://git.pengutronix.de/cgit/barebox/commit/?id=ea580697c269 (link may not be stable) Best regards, -- Sascha Hauer