From patchwork Mon Mar 1 19:58:48 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Pratyush Yadav X-Patchwork-Id: 12110593 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=-16.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT 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 E66BDC433DB for ; Mon, 1 Mar 2021 20:00:44 +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 9606764F26 for ; Mon, 1 Mar 2021 20:00:44 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9606764F26 Authentication-Results: mail.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=ti.com 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:MIME-Version:References:In-Reply-To:Message-ID:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=eSbm8RyYXj4JTCxPnjyczHrFADn/0pnWhvmIZjBhtss=; b=GZjZS4k9clXv7ny5W8RZA0jss DePtxFaGam3L5a1EQV2Vy5h4ewEmbBIvAt6sBl73pROSXjtuDuFg1MXaCMLaHKSd7joaGSoUaI9BM 0zEudZfNr/c0k4r27lfa/ZvLjZTMf2Lgvh8ZwdUG5aPIZsu8i3T6yYcUGWedssvWS3AxWAzNCSL5o S3O0ldmYdhOck3jkWEby7DgiGNetbsK9uJQ5ncwybZz4zRQvjJ6ZhFyUBYXfvZxTxq0GYG9Zid3GW X2wmxIrullIVm3EPbaIajcMb+yYrfhDHxSMcGscs56bto3kUYzk3k4m394ruJ3V4l7mmNovO4Blif KHblY302A==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1lGoh4-0007BE-Vc; Mon, 01 Mar 2021 19:59:03 +0000 Received: from fllv0015.ext.ti.com ([198.47.19.141]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1lGoh0-0007AA-Uo for linux-arm-kernel@lists.infradead.org; Mon, 01 Mar 2021 19:59:00 +0000 Received: from lelv0266.itg.ti.com ([10.180.67.225]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id 121Jwv7W110907; Mon, 1 Mar 2021 13:58:57 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1614628737; bh=XeeYF/5G1Ro2NbFpNpAkBerPIe1EgXgAwqvDHFyNn/Q=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=Mjodk6rZ800Aseye3983dLHSe2q1zErJvkUQc6Whzhl/mYYKKQtUlFGYXAH28nnsc OJJSH3TPLe+P68QIQ4NZqnfs54fhjNP1izLFPOFwvw0D9IIgff4wbxw0HWJ88VGGoV C6EO53sz3946mRWq4B8LBx8GL/r6Fg+HLY6EdH/Y= Received: from DLEE114.ent.ti.com (dlee114.ent.ti.com [157.170.170.25]) by lelv0266.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 121Jwv2e100238 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 1 Mar 2021 13:58:57 -0600 Received: from DLEE100.ent.ti.com (157.170.170.30) by DLEE114.ent.ti.com (157.170.170.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3; Mon, 1 Mar 2021 13:58:57 -0600 Received: from fllv0039.itg.ti.com (10.64.41.19) by DLEE100.ent.ti.com (157.170.170.30) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3 via Frontend Transport; Mon, 1 Mar 2021 13:58:56 -0600 Received: from pratyush-OptiPlex-790.dhcp.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0039.itg.ti.com (8.15.2/8.15.2) with ESMTP id 121JwpIK058503; Mon, 1 Mar 2021 13:58:54 -0600 From: Pratyush Yadav To: Nishanth Menon , Tero Kristo , Rob Herring , , , Subject: [PATCH 1/3] arm64: dts: ti: k3-j721e-som-p0: Enable 8D-8D-8D mode on OSPI Date: Tue, 2 Mar 2021 01:28:48 +0530 Message-ID: <20210301195850.31868-2-p.yadav@ti.com> X-Mailer: git-send-email 2.30.0 In-Reply-To: <20210301195850.31868-1-p.yadav@ti.com> References: <20210301195850.31868-1-p.yadav@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-20210301_145859_057109_26C78F04 X-CRM114-Status: GOOD ( 13.38 ) 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: Pratyush Yadav , Vignesh Raghavendra Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Set the Tx bus width to 8 so 8D-8D-8D mode can be selected. Change the frequency to 25 MHz. This is the frequency that the flash has been successfully tested with in Octal DTR mode. The total performance should still increase since 8D-8D-8D mode should be at least twice as fast as 1S-1S-8S mode. Signed-off-by: Pratyush Yadav --- arch/arm64/boot/dts/ti/k3-j721e-som-p0.dtsi | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/ti/k3-j721e-som-p0.dtsi b/arch/arm64/boot/dts/ti/k3-j721e-som-p0.dtsi index 57720e6a04c5..2fee2906183d 100644 --- a/arch/arm64/boot/dts/ti/k3-j721e-som-p0.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j721e-som-p0.dtsi @@ -174,9 +174,9 @@ &ospi0 { flash@0{ compatible = "jedec,spi-nor"; reg = <0x0>; - spi-tx-bus-width = <1>; + spi-tx-bus-width = <8>; spi-rx-bus-width = <8>; - spi-max-frequency = <40000000>; + spi-max-frequency = <25000000>; cdns,tshsl-ns = <60>; cdns,tsd2d-ns = <60>; cdns,tchsh-ns = <60>; From patchwork Mon Mar 1 19:58:49 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Pratyush Yadav X-Patchwork-Id: 12110591 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=-16.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT 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 B6869C433E0 for ; Mon, 1 Mar 2021 20:00:42 +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 77AF864DED for ; Mon, 1 Mar 2021 20:00:42 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 77AF864DED Authentication-Results: mail.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=ti.com 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:MIME-Version:References:In-Reply-To:Message-ID:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=UgusMcvwbLm2AkKAKdwxAGltZJRladHu2R76tjGt7rw=; b=bjEPdItCLfYobbL0wFg+ssZ7S BVAZy2xKQ6q+nR3nc4S+c01XFEpXnrr+4iz2mSGJoV0XWHnjPdugRblWhvhRRHds0IPwBa+7Ug0pt 5irnQl9Z7wCtXj4R/n5DugMvjH5ATA8SUzOXi/Id6T/eE9wl/ghrQh2Qng3ueNMNEwT5BjTXbxwKC V1VJh5n89m/0J/dqVeoPcB4fZRQg/DvX3qrsd3+rrEbXwgObATmF94USTHVgyZslcOZ3NYdUq0u0J l8rPjwE3N5gUzH67CGT12Sb+aiH9EMLFHL2ANT85MQEzDW0f4lkJ1KvUx6JvOjotzoOPXJVVH1113 3Tp2NJ0lQ==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1lGoh7-0007BZ-4z; Mon, 01 Mar 2021 19:59:05 +0000 Received: from fllv0015.ext.ti.com ([198.47.19.141]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1lGoh3-0007Al-86 for linux-arm-kernel@lists.infradead.org; Mon, 01 Mar 2021 19:59:02 +0000 Received: from lelv0265.itg.ti.com ([10.180.67.224]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id 121Jx065110913; Mon, 1 Mar 2021 13:59:00 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1614628740; bh=4VqLc5zgbv9TLXDVEPmT5AeVg4W9iO7/U0gZ9x+z7QA=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=aw6EXp0vnBJTmHsv2AxfYwoLKV1fc/YRmZWioBiBYVxA3EwpGlrkmskKACipmSq4G oWO8Dic5FkUPgzyNI148DbxFXJ2ZZ/FvG+hUoLafjlQsYIYdaxGH+u7gzsqUYA+r6l GJUVSN2efNY7QsEzTxmUY7GmL3EHNfy46tSEV23U= Received: from DFLE105.ent.ti.com (dfle105.ent.ti.com [10.64.6.26]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 121Jx0CS038478 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 1 Mar 2021 13:59:00 -0600 Received: from DFLE101.ent.ti.com (10.64.6.22) by DFLE105.ent.ti.com (10.64.6.26) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3; Mon, 1 Mar 2021 13:58:59 -0600 Received: from fllv0039.itg.ti.com (10.64.41.19) by DFLE101.ent.ti.com (10.64.6.22) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3 via Frontend Transport; Mon, 1 Mar 2021 13:58:59 -0600 Received: from pratyush-OptiPlex-790.dhcp.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0039.itg.ti.com (8.15.2/8.15.2) with ESMTP id 121JwpIL058503; Mon, 1 Mar 2021 13:58:57 -0600 From: Pratyush Yadav To: Nishanth Menon , Tero Kristo , Rob Herring , , , Subject: [PATCH 2/3] arm64: dts: ti: am654-base-board: Enable 8D-8D-8D mode on OSPI Date: Tue, 2 Mar 2021 01:28:49 +0530 Message-ID: <20210301195850.31868-3-p.yadav@ti.com> X-Mailer: git-send-email 2.30.0 In-Reply-To: <20210301195850.31868-1-p.yadav@ti.com> References: <20210301195850.31868-1-p.yadav@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-20210301_145901_415192_FDFFDE7D X-CRM114-Status: GOOD ( 13.38 ) 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: Pratyush Yadav , Vignesh Raghavendra Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Set the Tx bus width to 8 so 8D-8D-8D mode can be selected. Change the frequency to 25 MHz. This is the frequency that the flash has been successfully tested with in Octal DTR mode. The total performance should still increase since 8D-8D-8D mode should be at least twice as fast as 1S-1S-8S mode. Signed-off-by: Pratyush Yadav --- arch/arm64/boot/dts/ti/k3-am654-base-board.dts | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/ti/k3-am654-base-board.dts b/arch/arm64/boot/dts/ti/k3-am654-base-board.dts index fe3043943906..9e87fb313a54 100644 --- a/arch/arm64/boot/dts/ti/k3-am654-base-board.dts +++ b/arch/arm64/boot/dts/ti/k3-am654-base-board.dts @@ -483,9 +483,9 @@ &ospi0 { flash@0{ compatible = "jedec,spi-nor"; reg = <0x0>; - spi-tx-bus-width = <1>; + spi-tx-bus-width = <8>; spi-rx-bus-width = <8>; - spi-max-frequency = <40000000>; + spi-max-frequency = <25000000>; cdns,tshsl-ns = <60>; cdns,tsd2d-ns = <60>; cdns,tchsh-ns = <60>; From patchwork Mon Mar 1 19:58:50 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Pratyush Yadav X-Patchwork-Id: 12110589 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=-16.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT 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 9FCF8C433E6 for ; Mon, 1 Mar 2021 20:00:41 +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 430BD64F26 for ; Mon, 1 Mar 2021 20:00:41 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 430BD64F26 Authentication-Results: mail.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=ti.com 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:MIME-Version:References:In-Reply-To:Message-ID:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=k/1Wdhktc9TckjaTHsbs6Mkzx+/FtD94CjApSBmE7M0=; b=xhwf6Pfl8pA//9ypoPMF9g39X dESh+tP3In8dbyzuVoVP2CzZevfhnNG26I94Ptf/npbY4xlDD6bK9TYo64jC53nj3juHnHCJeclrk x4Ay00mJCmhRrR9HY+aElz5/BeNL7lr9V/9Au9Z4HBmWjdLCnVmD0+SL0NFKDUoubSJPfcS6aBt/V eY/pTK3WZ9ShV+u7VUS6BA4bjIxoazPj4HL6YkeuAKMmyMW5kvyN+JsewGIbU1LwAteFYks04xFXB Apqxvwv6HjbEzoAXQhv2WkHikFwH8Zrcot3O0XMDCxwXRRzRpIsGUdKUUllpPqeSb1/XZBVPtzFy3 cwL8+pc6Q==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1lGohA-0007CA-2R; Mon, 01 Mar 2021 19:59:08 +0000 Received: from fllv0016.ext.ti.com ([198.47.19.142]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1lGoh6-0007BP-LP for linux-arm-kernel@lists.infradead.org; Mon, 01 Mar 2021 19:59:05 +0000 Received: from lelv0265.itg.ti.com ([10.180.67.224]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id 121Jx3gc065931; Mon, 1 Mar 2021 13:59:03 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1614628743; bh=yX235py4lsuHYQMcBJoeKHKBddzzWHzzpOa88S2YOFY=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=Qqt0k53Ops3keeBuyEYUyQ7/E8yKZYchtWByDqwMq2JkEysHbybtATheSue+/zbvK ba09VY3XnMF8lb8mrZ33zzA4yBB9OOtfqt2CfKgIJXb+hDg1o0G9gwPDlqDoUBtXs2 qmNht0OLCplw07XqJLNP3zwsi/xnkUzOEOG3UZvQ= Received: from DFLE104.ent.ti.com (dfle104.ent.ti.com [10.64.6.25]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 121Jx2iv038592 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 1 Mar 2021 13:59:03 -0600 Received: from DFLE100.ent.ti.com (10.64.6.21) 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 15.1.1979.3; Mon, 1 Mar 2021 13:59:02 -0600 Received: from fllv0039.itg.ti.com (10.64.41.19) by DFLE100.ent.ti.com (10.64.6.21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3 via Frontend Transport; Mon, 1 Mar 2021 13:59:02 -0600 Received: from pratyush-OptiPlex-790.dhcp.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0039.itg.ti.com (8.15.2/8.15.2) with ESMTP id 121JwpIM058503; Mon, 1 Mar 2021 13:59:00 -0600 From: Pratyush Yadav To: Nishanth Menon , Tero Kristo , Rob Herring , , , Subject: [PATCH 3/3] arm64: dts: ti: k3-j7200-som-p0: Add nodes for OSPI0 Date: Tue, 2 Mar 2021 01:28:50 +0530 Message-ID: <20210301195850.31868-4-p.yadav@ti.com> X-Mailer: git-send-email 2.30.0 In-Reply-To: <20210301195850.31868-1-p.yadav@ti.com> References: <20210301195850.31868-1-p.yadav@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-20210301_145904_906170_030BDE9A X-CRM114-Status: GOOD ( 11.13 ) 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: Pratyush Yadav , Vignesh Raghavendra Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org TI J7200 has the Cadence OSPI controller for interfacing with OSPI flashes. Add its node to allow using SPI flashes. Signed-off-by: Pratyush Yadav --- .../boot/dts/ti/k3-j7200-mcu-wakeup.dtsi | 17 +++++++++ arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi | 36 +++++++++++++++++++ 2 files changed, 53 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi index 359e3e8a8cd0..5408ec815d58 100644 --- a/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi @@ -269,6 +269,23 @@ hbmc: hyperbus@47034000 { #size-cells = <1>; mux-controls = <&hbmc_mux 0>; }; + + ospi0: spi@47040000 { + compatible = "ti,am654-ospi"; + reg = <0x0 0x47040000 0x0 0x100>, + <0x5 0x00000000 0x1 0x0000000>; + interrupts = ; + cdns,fifo-depth = <256>; + cdns,fifo-width = <4>; + cdns,trigger-address = <0x0>; + clocks = <&k3_clks 103 0>; + assigned-clocks = <&k3_clks 103 0>; + assigned-clock-parents = <&k3_clks 103 2>; + assigned-clock-rates = <166666666>; + power-domains = <&k3_pds 103 TI_SCI_PD_EXCLUSIVE>; + #address-cells = <1>; + #size-cells = <0>; + }; }; tscadc0: tscadc@40200000 { diff --git a/arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi b/arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi index a988e2ab2ba1..effecf852139 100644 --- a/arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi @@ -100,6 +100,22 @@ J721E_WKUP_IOPAD(0x24, PIN_INPUT, 1) /* (A8) MCU_OSPI0_D6.MCU_HYPERBUS0_DQ6 */ J721E_WKUP_IOPAD(0x28, PIN_INPUT, 1) /* (A7) MCU_OSPI0_D7.MCU_HYPERBUS0_DQ7 */ >; }; + + mcu_fss0_ospi0_pins_default: mcu-fss0-ospi0-pins-default { + pinctrl-single,pins = < + J721E_WKUP_IOPAD(0x0000, PIN_OUTPUT, 0) /* MCU_OSPI0_CLK */ + J721E_WKUP_IOPAD(0x002c, PIN_OUTPUT, 0) /* MCU_OSPI0_CSn0 */ + J721E_WKUP_IOPAD(0x000c, PIN_INPUT, 0) /* MCU_OSPI0_D0 */ + J721E_WKUP_IOPAD(0x0010, PIN_INPUT, 0) /* MCU_OSPI0_D1 */ + J721E_WKUP_IOPAD(0x0014, PIN_INPUT, 0) /* MCU_OSPI0_D2 */ + J721E_WKUP_IOPAD(0x0018, PIN_INPUT, 0) /* MCU_OSPI0_D3 */ + J721E_WKUP_IOPAD(0x001c, PIN_INPUT, 0) /* MCU_OSPI0_D4 */ + J721E_WKUP_IOPAD(0x0020, PIN_INPUT, 0) /* MCU_OSPI0_D5 */ + J721E_WKUP_IOPAD(0x0024, PIN_INPUT, 0) /* MCU_OSPI0_D6 */ + J721E_WKUP_IOPAD(0x0028, PIN_INPUT, 0) /* MCU_OSPI0_D7 */ + J721E_WKUP_IOPAD(0x0008, PIN_INPUT_PULLDOWN, 0) /* MCU_OSPI0_DQS */ + >; + }; }; &main_pmx0 { @@ -235,3 +251,23 @@ exp_som: gpio@21 { "GPIO_LIN_EN", "CAN_STB"; }; }; + +&ospi0 { + pinctrl-names = "default"; + pinctrl-0 = <&mcu_fss0_ospi0_pins_default>; + + flash@0{ + compatible = "jedec,spi-nor"; + reg = <0x0>; + spi-tx-bus-width = <8>; + spi-rx-bus-width = <8>; + spi-max-frequency = <25000000>; + cdns,tshsl-ns = <60>; + cdns,tsd2d-ns = <60>; + cdns,tchsh-ns = <60>; + cdns,tslch-ns = <60>; + cdns,read-delay = <4>; + #address-cells = <1>; + #size-cells = <1>; + }; +};