From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from lelvem-ot02.ext.ti.com (lelvem-ot02.ext.ti.com [198.47.23.235]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4999710785; Mon, 28 Apr 2025 16:29:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.47.23.235 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745857771; cv=none; b=MnYycGJAlAyEGOZII6kNKjQ2E7uJIncMXL3Ord5HO6byB00Gzn/VonVRDdMir5GnAp4FK5hgBf+ztgqLp/8v3jS84d8GFc6ryQqwgXDGn7pzOTlKAI0zrngVwl6L0ud/ABZIeN9aa7Hbdpc94i2MAsJnutbXSIJJ7+WbwYE8JqM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745857771; c=relaxed/simple; bh=m1KW2SFSkgFKhXNf4Eel1GF9v1x3akKZrVsdSjAMAWE=; h=Message-ID:Date:MIME-Version:Subject:To:CC:References:From: In-Reply-To:Content-Type; b=NVUxIYzf3Yg26oGZaLDjNfCkTLeGFfwS+XmECTqCZ4g7dLbPRsy7t1MI/IpTCSUVsbDgWvtabWgNPxpsAj9Q2ThrodriYi1q3kl/CaJjZuE9nY+nja9nnI5/l9NeAqRZf2z7FfwLQ11CmxjeS2aF9moFfbD6X6urqCltfrRxyII= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=ti.com; spf=pass smtp.mailfrom=ti.com; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b=YkUKNpGu; arc=none smtp.client-ip=198.47.23.235 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=ti.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ti.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="YkUKNpGu" Received: from fllv0034.itg.ti.com ([10.64.40.246]) by lelvem-ot02.ext.ti.com (8.15.2/8.15.2) with ESMTPS id 53SGTOo53610771 (version=TLSv1.2 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 28 Apr 2025 11:29:24 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1745857764; bh=6ktsSLpDHL/YXYlSRA4w0F/KyZ2Iy1Ve2h1qSr/sg/w=; h=Date:Subject:To:CC:References:From:In-Reply-To; b=YkUKNpGuYviCbnm2NmUujjNnyx/hsW+3bCF6vezGm8SuvlAaH0MlZsc0p93R/UtbV mzaWHWPV73W7SGNfjSrGF+PRLwhukngK60e4PECqq4pJQpDsUIULLPhtZ1x1pOBsjE Xa/94eYWpJcYTAf0QFodPVPn9JsJAhqSqCcjMzqo= Received: from DFLE115.ent.ti.com (dfle115.ent.ti.com [10.64.6.36]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 53SGTOp0031572 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 28 Apr 2025 11:29:24 -0500 Received: from DFLE115.ent.ti.com (10.64.6.36) by DFLE115.ent.ti.com (10.64.6.36) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Mon, 28 Apr 2025 11:29:23 -0500 Received: from lelvsmtp5.itg.ti.com (10.180.75.250) by DFLE115.ent.ti.com (10.64.6.36) 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; Mon, 28 Apr 2025 11:29:23 -0500 Received: from [10.249.42.149] ([10.249.42.149]) by lelvsmtp5.itg.ti.com (8.15.2/8.15.2) with ESMTP id 53SGTMkS115141; Mon, 28 Apr 2025 11:29:22 -0500 Message-ID: <72e88ddd-dcf6-42ad-92c7-15869f83dd8c@ti.com> Date: Mon, 28 Apr 2025 11:29:22 -0500 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v7 10/11] arm64: dts: ti: k3-am62a7-sk: Reserve main_rti4 for C7x DSP To: Judith Mendez , Nishanth Menon , Vignesh Raghavendra CC: Tero Kristo , Rob Herring , Krzysztof Kozlowski , Conor Dooley , , , , Hari Nagalla , Beleswar Prasad , Markus Schneider-Pargmann , Devarsh Thakkar References: <20250415153147.1844076-1-jm@ti.com> <20250415153147.1844076-11-jm@ti.com> Content-Language: en-US From: Andrew Davis In-Reply-To: <20250415153147.1844076-11-jm@ti.com> Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 7bit X-C2ProcessedOrg: 333ef613-75bf-4e12-a4b1-8e3623f5dcea On 4/15/25 10:31 AM, Judith Mendez wrote: > 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 > --- Reviewed-by: Andrew Davis > 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 8d7645bb90337..032f1f18d184e 100644 > --- a/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts > +++ b/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts > @@ -830,3 +830,8 @@ &c7x_0 { > <&c7x_0_memory_region>; > status = "okay"; > }; > + > +/* main_rti4 is used by C7x DSP */ > +&main_rti4 { > + status = "reserved"; > +};