From patchwork Tue Feb 9 17:22:39 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Suman Anna X-Patchwork-Id: 12078633 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=-19.3 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 76B09C433E6 for ; Tue, 9 Feb 2021 17:25:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2F2C764E85 for ; Tue, 9 Feb 2021 17:25:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233056AbhBIRZE (ORCPT ); Tue, 9 Feb 2021 12:25:04 -0500 Received: from fllv0016.ext.ti.com ([198.47.19.142]:37860 "EHLO fllv0016.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233006AbhBIRYh (ORCPT ); Tue, 9 Feb 2021 12:24:37 -0500 Received: from lelv0265.itg.ti.com ([10.180.67.224]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id 119HMp01085887; Tue, 9 Feb 2021 11:22:51 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1612891371; bh=gLPOWBcLoOIZsFLFYE62/TxqUqnYanN+WmoUGs4UKdg=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=JPKuoJBN7GMY30i84UthXf1R9TwMi5fBGl/vAm8+zlQ2na1xfuDypSKyfGYq64JZG 1RkmcuXhwxShCfhdkCx0taAxxhFnyp8v+nf7slG2sT9fnAPsXOO2QnCjlElBB75ril YavT5+kIHKZHLKyUKufPeSEsqm9Y/tlBXN9fQiLk= Received: from DLEE115.ent.ti.com (dlee115.ent.ti.com [157.170.170.26]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 119HMpWF002672 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Tue, 9 Feb 2021 11:22:51 -0600 Received: from DLEE109.ent.ti.com (157.170.170.41) by DLEE115.ent.ti.com (157.170.170.26) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3; Tue, 9 Feb 2021 11:22:51 -0600 Received: from fllv0040.itg.ti.com (10.64.41.20) by DLEE109.ent.ti.com (157.170.170.41) 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; Tue, 9 Feb 2021 11:22:51 -0600 Received: from lelv0597.itg.ti.com (lelv0597.itg.ti.com [10.181.64.32]) by fllv0040.itg.ti.com (8.15.2/8.15.2) with ESMTP id 119HMpCg128865; Tue, 9 Feb 2021 11:22:51 -0600 Received: from localhost ([10.250.35.110]) by lelv0597.itg.ti.com (8.14.7/8.14.7) with ESMTP id 119HMplY007512; Tue, 9 Feb 2021 11:22:51 -0600 From: Suman Anna To: Bjorn Andersson , Rob Herring CC: , , , , Suman Anna Subject: [PATCH v2 1/2] dt-bindings: hwlock: Update OMAP HwSpinlock binding for AM64x SoCs Date: Tue, 9 Feb 2021 11:22:39 -0600 Message-ID: <20210209172240.2305-2-s-anna@ti.com> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20210209172240.2305-1-s-anna@ti.com> References: <20210209172240.2305-1-s-anna@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org Update the existing OMAP HwSpinlock binding to include the info for AM64x SoCs. There are some minor IP integration differences between the AM64x SoCs and the previous AM65x and J721E SoC families. Signed-off-by: Suman Anna --- v2: - Drop AM64x example as per Rob's comments - Update patch description accordingly v1: https://patchwork.kernel.org/project/linux-arm-kernel/patch/20210125235653.24385-2-s-anna@ti.com/ Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml b/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml index ac35491a6f65..3c69dc78e6ee 100644 --- a/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml +++ b/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml @@ -14,6 +14,7 @@ properties: enum: - ti,omap4-hwspinlock # for OMAP44xx, OMAP54xx, AM33xx, AM43xx, DRA7xx SoCs - ti,am654-hwspinlock # for K3 AM65x, J721E and J7200 SoCs + - ti,am64-hwspinlock # for K3 AM64x SoCs reg: maxItems: 1 From patchwork Tue Feb 9 17:22:40 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Suman Anna X-Patchwork-Id: 12078631 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=-19.3 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,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 A937AC433DB for ; Tue, 9 Feb 2021 17:25:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6663C64DF2 for ; Tue, 9 Feb 2021 17:25:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233076AbhBIRYu (ORCPT ); Tue, 9 Feb 2021 12:24:50 -0500 Received: from fllv0016.ext.ti.com ([198.47.19.142]:37882 "EHLO fllv0016.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233056AbhBIRYg (ORCPT ); Tue, 9 Feb 2021 12:24:36 -0500 Received: from fllv0035.itg.ti.com ([10.64.41.0]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id 119HMwJp085912; Tue, 9 Feb 2021 11:22:58 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1612891378; bh=ORR1qWbzGKPhFb6nJeQy4m4jrPKcnKzbMF0SL3bn+OY=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=UfatRChCyUh8gNTI/1xMI6ph/aAE/4AjyMuaYcI75ctaX8r7MU0g1YFq/JOFA736k JWpkLFvwUgRD7SoHLq7EL/NgOfPIbzu6ekc5KKb5AkVvmXQkhOZfhSVh9hrWrnrZ1H fdDCqun+4jlTAt8ZftTeOITFfXlycPZja7ANnKW8= Received: from DLEE108.ent.ti.com (dlee108.ent.ti.com [157.170.170.38]) by fllv0035.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 119HMwGb047703 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Tue, 9 Feb 2021 11:22:58 -0600 Received: from DLEE101.ent.ti.com (157.170.170.31) by DLEE108.ent.ti.com (157.170.170.38) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3; Tue, 9 Feb 2021 11:22:58 -0600 Received: from lelv0326.itg.ti.com (10.180.67.84) by DLEE101.ent.ti.com (157.170.170.31) 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; Tue, 9 Feb 2021 11:22:58 -0600 Received: from lelv0597.itg.ti.com (lelv0597.itg.ti.com [10.181.64.32]) by lelv0326.itg.ti.com (8.15.2/8.15.2) with ESMTP id 119HMwWH091746; Tue, 9 Feb 2021 11:22:58 -0600 Received: from localhost ([10.250.35.110]) by lelv0597.itg.ti.com (8.14.7/8.14.7) with ESMTP id 119HMv93007541; Tue, 9 Feb 2021 11:22:57 -0600 From: Suman Anna To: Bjorn Andersson , Rob Herring CC: , , , , Suman Anna Subject: [PATCH v2 2/2] hwspinlock: omap: Add support for K3 AM64x SoCs Date: Tue, 9 Feb 2021 11:22:40 -0600 Message-ID: <20210209172240.2305-3-s-anna@ti.com> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20210209172240.2305-1-s-anna@ti.com> References: <20210209172240.2305-1-s-anna@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org The AM64x SoC contains a HwSpinlock IP instance in the MAIN domain, and is a minor variant of the IP on the current TI K3 SoCs such as AM64x, J721E or J7200 SoCs. The IP is not built with the K3 safety feature in hardware, and has slightly different integration into the overall SoC. Add the support for this IP through a new compatible. Signed-off-by: Suman Anna --- v2: No changes drivers/hwspinlock/omap_hwspinlock.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/hwspinlock/omap_hwspinlock.c b/drivers/hwspinlock/omap_hwspinlock.c index 3b05560456ea..65dbf1ae3aa7 100644 --- a/drivers/hwspinlock/omap_hwspinlock.c +++ b/drivers/hwspinlock/omap_hwspinlock.c @@ -2,11 +2,12 @@ /* * OMAP hardware spinlock driver * - * Copyright (C) 2010-2015 Texas Instruments Incorporated - http://www.ti.com + * Copyright (C) 2010-2021 Texas Instruments Incorporated - https://www.ti.com * * Contact: Simon Que * Hari Kanigeri * Ohad Ben-Cohen + * Suman Anna */ #include @@ -165,6 +166,7 @@ static int omap_hwspinlock_remove(struct platform_device *pdev) static const struct of_device_id omap_hwspinlock_of_match[] = { { .compatible = "ti,omap4-hwspinlock", }, { .compatible = "ti,am654-hwspinlock", }, + { .compatible = "ti,am64-hwspinlock", }, { /* end */ }, }; MODULE_DEVICE_TABLE(of, omap_hwspinlock_of_match);