From patchwork Sat May 13 14:17:12 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vaishnav Achath X-Patchwork-Id: 681627 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3AC30C77B7F for ; Sat, 13 May 2023 14:17:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239561AbjEMORe (ORCPT ); Sat, 13 May 2023 10:17:34 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43420 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239475AbjEMORc (ORCPT ); Sat, 13 May 2023 10:17:32 -0400 Received: from fllv0016.ext.ti.com (fllv0016.ext.ti.com [198.47.19.142]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D369226A1; Sat, 13 May 2023 07:17:30 -0700 (PDT) Received: from lelv0265.itg.ti.com ([10.180.67.224]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id 34DEHOgR005773; Sat, 13 May 2023 09:17:24 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1683987445; bh=rv9RQvTi9dj3agO6UaLgCL/rdf1mSZb2RQ9few6o2Y4=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=E116e1ouLQemb1/B01i9hKAVmqFoecnVGVsLQTg8UpkU0nQnuX5CqHAKRw4tph7ub uF/dy7FcO7nNXyHYbdwraCqa0MaW5s/dTBYA8I0X06MWn7lY7QsrjrLoDoyM/oZdi0 6HgDT6DKBYUw2ZRLucQM9CL5sZa0m8WTBjczCZfw= Received: from DFLE112.ent.ti.com (dfle112.ent.ti.com [10.64.6.33]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 34DEHOh5020429 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Sat, 13 May 2023 09:17:24 -0500 Received: from DFLE104.ent.ti.com (10.64.6.25) by DFLE112.ent.ti.com (10.64.6.33) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Sat, 13 May 2023 09:17:24 -0500 Received: from fllv0039.itg.ti.com (10.64.41.19) by DFLE104.ent.ti.com (10.64.6.25) 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; Sat, 13 May 2023 09:17:24 -0500 Received: from localhost (ileaxei01-snat.itg.ti.com [10.180.69.5]) by fllv0039.itg.ti.com (8.15.2/8.15.2) with ESMTP id 34DEHNXG047479; Sat, 13 May 2023 09:17:24 -0500 From: Vaishnav Achath To: , , , , , , CC: , , , , Subject: [PATCH v2 6/6] arm64: dts: ti: k3-am64-phycore-som: Describe OSPI flash partition info Date: Sat, 13 May 2023 19:47:12 +0530 Message-ID: <20230513141712.27346-7-vaishnav.a@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20230513141712.27346-1-vaishnav.a@ti.com> References: <20230513141712.27346-1-vaishnav.a@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Describe OSPI flash partition information through device tree, this helps to remove passing partition information through the mtdparts commandline parameter which requires maintaining the partition information in a string format. AM64 Phycore SoM has a S28 64 MiB OSPI flash with sector size of 256 KiB thus the size of the smallest partition is chosen as 256 KiB, the partition names and offsets are chosen according to the corresponding name and offsets in bootloader Signed-off-by: Vaishnav Achath --- .../boot/dts/ti/k3-am64-phycore-som.dtsi | 41 +++++++++++++++++++ 1 file changed, 41 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-am64-phycore-som.dtsi b/arch/arm64/boot/dts/ti/k3-am64-phycore-som.dtsi index 8dfb6301b17d..0d3d785530cf 100644 --- a/arch/arm64/boot/dts/ti/k3-am64-phycore-som.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am64-phycore-som.dtsi @@ -219,6 +219,47 @@ cdns,tchsh-ns = <60>; cdns,tslch-ns = <60>; cdns,read-delay = <0>; + + partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + partition@0 { + label = "ospi.tiboot3"; + reg = <0x0 0x100000>; + }; + + partition@100000 { + label = "ospi.tispl"; + reg = <0x100000 0x200000>; + }; + + partition@300000 { + label = "ospi.u-boot"; + reg = <0x300000 0x400000>; + }; + + partition@700000 { + label = "ospi.env"; + reg = <0x700000 0x40000>; + }; + + partition@740000 { + label = "ospi.env.backup"; + reg = <0x740000 0x40000>; + }; + + partition@800000 { + label = "ospi.rootfs"; + reg = <0x800000 0x37c0000>; + }; + + partition@3fc0000 { + label = "ospi.phypattern"; + reg = <0x3fc0000 0x40000>; + }; + }; }; };