From patchwork Fri Dec 1 08:20:43 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bhavya Kapoor X-Patchwork-Id: 13475518 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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id D85E8C4167B for ; Fri, 1 Dec 2023 08:21:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject: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=kphhhcuFVHHWm49Yn+GXe3aYX9gb+tqQV/Kj98XveJg=; b=xz40kMFeMY7FxB HrVXWzSouymghRmP24T0wXMK3ERwLEYO7NIpbVc2XXQqotl5Tlhxv79Vc/DJAsQZFr8b0xpNeAxd3 OyCFmVoWJw7/4l/F7iKv4dFQTWZBtfGt9uY0x8RIxxmP3ZgyUxiegtHT+r2CavJB1H9x6MGAosgzn MtdQEkFTB/JXiTAafaSEQDZvDYYpDoX8/S+Ghv6pb/dMF7Ak3/yhSv4WBgo0lF3xAEtI+gtCHWRNv 3eQvwBf9Sksr7kMZOWwaVRelLSW6vwsjKQYrp7zIpTnCAV2pgezbN917aFL9xoi+oT9USF2ftt4KY DCc/VANkpT19PW7+7UyQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1r8ylc-00Cx8L-1k; Fri, 01 Dec 2023 08:20:56 +0000 Received: from fllv0015.ext.ti.com ([198.47.19.141]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1r8ylZ-00Cx6z-0I for linux-arm-kernel@lists.infradead.org; Fri, 01 Dec 2023 08:20:54 +0000 Received: from fllv0034.itg.ti.com ([10.64.40.246]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id 3B18Km5K118003; Fri, 1 Dec 2023 02:20:48 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1701418848; bh=HBdEKvvI150RY82fZkMAZC8JszEdkali8j/QqQbKx5o=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=INkDGUYrEl8HqfZJqS2gfFARElV0VITXoZ7jnFbowHHid/dL4a0Ze5m8+Fmew17bJ YujkFn3bkj6DS7O2srygCbpxWxTuhhXM0QCb8ahBsZQxveDYCrNOPA2TKXTcDEKkfl oQtVlzkmaqeruvlxIUUoyEPEHqfz3iD17OyVgIy4= Received: from DLEE104.ent.ti.com (dlee104.ent.ti.com [157.170.170.34]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 3B18Kmvc096621 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Fri, 1 Dec 2023 02:20:48 -0600 Received: from DLEE107.ent.ti.com (157.170.170.37) by DLEE104.ent.ti.com (157.170.170.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Fri, 1 Dec 2023 02:20:48 -0600 Received: from fllv0040.itg.ti.com (10.64.41.20) by DLEE107.ent.ti.com (157.170.170.37) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23 via Frontend Transport; Fri, 1 Dec 2023 02:20:48 -0600 Received: from localhost (ileaxei01-snat2.itg.ti.com [10.180.69.6]) by fllv0040.itg.ti.com (8.15.2/8.15.2) with ESMTP id 3B18KlMo032666; Fri, 1 Dec 2023 02:20:47 -0600 From: Bhavya Kapoor To: , , CC: , , , , , , Subject: [PATCH 1/3] arm64: dts: ti: k3-j7200-main: Add Itap Delay Value For DDR52 speed mode Date: Fri, 1 Dec 2023 13:50:43 +0530 Message-ID: <20231201082045.790478-2-b-kapoor@ti.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231201082045.790478-1-b-kapoor@ti.com> References: <20231201082045.790478-1-b-kapoor@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231201_002053_188650_18C86B9D X-CRM114-Status: UNSURE ( 9.69 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DDR52 speed mode is enabled for eMMC in J7200 but its Itap Delay Value is not present in the device tree. Thus, add Itap Delay Value for eMMC High Speed DDR which is DDR52 speed mode for J7200 SoC according to datasheet for J7200. [+] Refer to : section 7.9.5.16.1 MMCSD0 - eMMC Interface, in J7200 datasheet - https://www.ti.com/lit/ds/symlink/dra821u-q1.pdf Signed-off-by: Bhavya Kapoor Reviewed-by: Judith Mendez --- arch/arm64/boot/dts/ti/k3-j7200-main.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi b/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi index 264913f83287..39ce465c8e00 100644 --- a/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi @@ -647,6 +647,7 @@ main_sdhci0: mmc@4f80000 { ti,otap-del-sel-hs400 = <0x5>; ti,itap-del-sel-legacy = <0x10>; ti,itap-del-sel-mmc-hs = <0xa>; + ti,itap-del-sel-ddr52 = <0x3>; ti,strobe-sel = <0x77>; ti,clkbuf-sel = <0x7>; ti,trm-icp = <0x8>;