From patchwork Fri May 31 02:13:20 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Suman Anna X-Patchwork-Id: 10969459 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id B011A18EC for ; Fri, 31 May 2019 02:13:31 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A269628C11 for ; Fri, 31 May 2019 02:13:31 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 9642C28C14; Fri, 31 May 2019 02:13:31 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 4926828C11 for ; Fri, 31 May 2019 02:13:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726487AbfEaCNa (ORCPT ); Thu, 30 May 2019 22:13:30 -0400 Received: from lelv0143.ext.ti.com ([198.47.23.248]:60874 "EHLO lelv0143.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726372AbfEaCN3 (ORCPT ); Thu, 30 May 2019 22:13:29 -0400 Received: from lelv0266.itg.ti.com ([10.180.67.225]) by lelv0143.ext.ti.com (8.15.2/8.15.2) with ESMTP id x4V2DOXo098765; Thu, 30 May 2019 21:13:24 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1559268804; bh=ihidVVcFNIyittejhS+bbU/Ve3sebgl4qU990HXA5s8=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=UBaLIbXlctcH4PNdaixSS3Mbp8yqO0KBGnTQ9FHrZg7p8jKtRYBmC4dX18uUwTGUK ofDRtlgXsXZnq334I1Lkwc4oEhhJUXehInrqx1ebF9G7ql4zH4NWoIPWpetWBGq3n3 s5pToFqLwE3iqO80FvAF5nrOw5yfnyZsuCOTtlzU= Received: from DFLE114.ent.ti.com (dfle114.ent.ti.com [10.64.6.35]) by lelv0266.itg.ti.com (8.15.2/8.15.2) with ESMTPS id x4V2DO8k111177 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Thu, 30 May 2019 21:13:24 -0500 Received: from DFLE103.ent.ti.com (10.64.6.24) by DFLE114.ent.ti.com (10.64.6.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1713.5; Thu, 30 May 2019 21:13:24 -0500 Received: from fllv0039.itg.ti.com (10.64.41.19) by DFLE103.ent.ti.com (10.64.6.24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1713.5 via Frontend Transport; Thu, 30 May 2019 21:13:24 -0500 Received: from legion.dal.design.ti.com (legion.dal.design.ti.com [128.247.22.53]) by fllv0039.itg.ti.com (8.15.2/8.15.2) with ESMTP id x4V2DNxG008960; Thu, 30 May 2019 21:13:24 -0500 Received: from localhost (irmo.dhcp.ti.com [128.247.58.153]) by legion.dal.design.ti.com (8.11.7p1+Sun/8.11.7) with ESMTP id x4V2DNm18132; Thu, 30 May 2019 21:13:23 -0500 (CDT) From: Suman Anna To: Bjorn Andersson , Rob Herring CC: , , , , Suman Anna Subject: [PATCH 2/3] hwspinlock/omap: Add support for TI K3 SoCs Date: Thu, 30 May 2019 21:13:20 -0500 Message-ID: <20190531021321.14025-3-s-anna@ti.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190531021321.14025-1-s-anna@ti.com> References: <20190531021321.14025-1-s-anna@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP A HwSpinlock IP is also present on the newer TI K3 AM65x and J721E family of SoCs within the Main NavSS sub-module. Reuse the existing OMAP Hwspinlock driver to extend the support for this IP on K3 AM65x SoCs as well. The IP has slightly different bit-fields in the SYSCONFIG and SYSSTATUS registers. Signed-off-by: Suman Anna --- drivers/hwspinlock/Kconfig | 2 +- drivers/hwspinlock/omap_hwspinlock.c | 1 + 2 files changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/hwspinlock/Kconfig b/drivers/hwspinlock/Kconfig index 7869c67e5b6b..37740e992cfa 100644 --- a/drivers/hwspinlock/Kconfig +++ b/drivers/hwspinlock/Kconfig @@ -9,7 +9,7 @@ menuconfig HWSPINLOCK config HWSPINLOCK_OMAP tristate "OMAP Hardware Spinlock device" depends on HWSPINLOCK - depends on ARCH_OMAP4 || SOC_OMAP5 || SOC_DRA7XX || SOC_AM33XX || SOC_AM43XX + depends on ARCH_OMAP4 || SOC_OMAP5 || SOC_DRA7XX || SOC_AM33XX || SOC_AM43XX || ARCH_K3 help Say y here to support the OMAP Hardware Spinlock device (firstly introduced in OMAP4). diff --git a/drivers/hwspinlock/omap_hwspinlock.c b/drivers/hwspinlock/omap_hwspinlock.c index 625844e0abef..a4d7a7bc863a 100644 --- a/drivers/hwspinlock/omap_hwspinlock.c +++ b/drivers/hwspinlock/omap_hwspinlock.c @@ -171,6 +171,7 @@ 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", }, { /* end */ }, }; MODULE_DEVICE_TABLE(of, omap_hwspinlock_of_match);