From patchwork Fri Jan 31 21:46:11 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Judith Mendez X-Patchwork-Id: 13955931 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 22F29C0218F for ; Fri, 31 Jan 2025 22:00:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type: Content-Transfer-Encoding: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=zKbtMBK69Q07x0Z4afdpbRkFjD+K1YSeqrVpn8R9fCw=; b=JylTq0AqCEQeXbYQEaBoT5mrqs NRbUdXlX+ZI8i/4cim0sXDvT1eTe2oATrtpXlLd6Es9GPbf13XJOvHFGDVwxKR+lOZwXIb30Fonkr yl2uWrifRuvCoTJITpv80t9+xz3Yu2TLIrnWEP2xInzD1qVYdG5b6E8J5PuRV32i3hLK5N3gB5uGJ mJnaVpdyqm2+mIKQAy3pTIdbfQMA9zN1UGXtQaTLi0/T6D6XWIy/eB6ApdSKz/fPpw4NoE4zERp/M L/2NveKNLSsc/vwVeE3kQghIzX7nGEF9skYea/5iV85dNf+Z4g9pMqZ8tRl2lFmcXYtFpP+xcS/pV jmFsjEfw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tdz41-0000000BWD4-365j; Fri, 31 Jan 2025 22:00:37 +0000 Received: from lelvem-ot01.ext.ti.com ([198.47.23.234]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tdyqA-0000000BUbU-0Tuz for linux-arm-kernel@lists.infradead.org; Fri, 31 Jan 2025 21:46:19 +0000 Received: from fllv0034.itg.ti.com ([10.64.40.246]) by lelvem-ot01.ext.ti.com (8.15.2/8.15.2) with ESMTPS id 50VLkCBH2601810 (version=TLSv1.2 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 31 Jan 2025 15:46:12 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1738359973; bh=zKbtMBK69Q07x0Z4afdpbRkFjD+K1YSeqrVpn8R9fCw=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=efuuS5EIjqYchp5VfPU/uyHS8kKZh+h5aTMtLFO09uzp1sN3y9o0UjBOpcQ4sMItb SkKi0f62VnTbiEFL7lUP+iRkoaynwst2NRgTjX2IcFYJOP4t6DS63CbdIH37iGukIe SJyCh+l2eBpL0ManvR6EeliCAOcAipvGKgCe761w= Received: from DLEE100.ent.ti.com (dlee100.ent.ti.com [157.170.170.30]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 50VLkCHc024702 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Fri, 31 Jan 2025 15:46:12 -0600 Received: from DLEE104.ent.ti.com (157.170.170.34) 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 15.1.2507.23; Fri, 31 Jan 2025 15:46:12 -0600 Received: from lelvsmtp6.itg.ti.com (10.180.75.249) 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 via Frontend Transport; Fri, 31 Jan 2025 15:46:12 -0600 Received: from judy-hp.dhcp.ti.com (judy-hp.dhcp.ti.com [128.247.81.105]) by lelvsmtp6.itg.ti.com (8.15.2/8.15.2) with ESMTP id 50VLkBD6082734; Fri, 31 Jan 2025 15:46:12 -0600 From: Judith Mendez To: Nishanth Menon , Vignesh Raghavendra CC: Rob Herring , Krzysztof Kozlowski , Conor Dooley , , , , Andrew Davis , Hari Nagalla , Judith Mendez Subject: [PATCH v2 9/9] arm64: dts: ti: k3-am62a7-sk: Reserve main_rti4 for C7x DSP Date: Fri, 31 Jan 2025 15:46:11 -0600 Message-ID: <20250131214611.3288742-10-jm@ti.com> X-Mailer: git-send-email 2.48.0 In-Reply-To: <20250131214611.3288742-1-jm@ti.com> References: <20250131214611.3288742-1-jm@ti.com> MIME-Version: 1.0 X-C2ProcessedOrg: 333ef613-75bf-4e12-a4b1-8e3623f5dcea X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250131_134618_229589_3266A9E1 X-CRM114-Status: GOOD ( 11.31 ) 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 From: Hari Nagalla The main rti4 watchdog timer is used by the C7x DSP, so reserve the timer in the linux device tree. Signed-off-by: Hari Nagalla Signed-off-by: Judith Mendez --- Changes since v1: - add patch --- arch/arm64/boot/dts/ti/k3-am62a7-sk.dts | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts b/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts index 350e1612b57e9..ad9157994e95b 100644 --- a/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts +++ b/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts @@ -820,3 +820,8 @@ &c7x_0 { <&c7x_0_memory_region>; status = "okay"; }; + +/* main_rti4 is used by C7x DSP */ +&main_rti4 { + status = "reserved"; +};