From mboxrd@z Thu Jan 1 00:00:00 1970 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9789BEC873D for ; Thu, 7 Sep 2023 15:28:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237778AbjIGP1V (ORCPT ); Thu, 7 Sep 2023 11:27:21 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55560 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245102AbjIGP0W (ORCPT ); Thu, 7 Sep 2023 11:26:22 -0400 Received: from fllv0015.ext.ti.com (fllv0015.ext.ti.com [198.47.19.141]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F00F9E47; Thu, 7 Sep 2023 08:25:53 -0700 (PDT) Received: from lelv0265.itg.ti.com ([10.180.67.224]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id 387EEri6114119; Thu, 7 Sep 2023 09:14:53 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1694096093; bh=qUmRYhqUi3o13Yp0ig9k9XqNy3bisRWn28iVTIPUuNk=; h=Date:Subject:To:CC:References:From:In-Reply-To; b=QX9Pg1GG3uqbcSBzJfYht3XXBH0ou/loSp/a2QoxObg8QpDtHK1PT3eZ5VLf64a6c 47wbXldNRMxKzCU0MjDa2Ywp8L8f6E8KR/43wmWA7f5d2JcWDneaHsdeU2+pmYAGMr lM+0aZtYsYhBmbAQVhC6wV/TJTPoI8AoVzkLBdzc= Received: from DLEE103.ent.ti.com (dlee103.ent.ti.com [157.170.170.33]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 387EErP3027454 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Thu, 7 Sep 2023 09:14:53 -0500 Received: from DLEE115.ent.ti.com (157.170.170.26) by DLEE103.ent.ti.com (157.170.170.33) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Thu, 7 Sep 2023 09:14:52 -0500 Received: from fllv0040.itg.ti.com (10.64.41.20) 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 15.1.2507.23 via Frontend Transport; Thu, 7 Sep 2023 09:14:52 -0500 Received: from [10.249.141.75] (ileaxei01-snat2.itg.ti.com [10.180.69.6]) by fllv0040.itg.ti.com (8.15.2/8.15.2) with ESMTP id 387EEmAB026360; Thu, 7 Sep 2023 09:14:49 -0500 Message-ID: <19f9895f-0975-713e-f2eb-fd5e16d6fb98@ti.com> Date: Thu, 7 Sep 2023 19:44:47 +0530 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.15.0 Subject: Re: [PATCH v2 4/7] arm64: dts: ti: k3-j784s4-main: Add the main domain watchdog instances To: Keerthy , , , , , , CC: , , References: <20230907115210.28082-1-j-keerthy@ti.com> <20230907115210.28082-5-j-keerthy@ti.com> Content-Language: en-US From: "Kumar, Udit" In-Reply-To: <20230907115210.28082-5-j-keerthy@ti.com> Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 7bit X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From mboxrd@z Thu Jan 1 00:00:00 1970 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 21F74EC8743 for ; Thu, 7 Sep 2023 16:31:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232377AbjIGQbU (ORCPT ); Thu, 7 Sep 2023 12:31:20 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54476 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239524AbjIGQbC (ORCPT ); Thu, 7 Sep 2023 12:31:02 -0400 Received: from fllv0015.ext.ti.com (fllv0015.ext.ti.com [198.47.19.141]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E803783F1; Thu, 7 Sep 2023 09:30:17 -0700 (PDT) Received: from lelv0265.itg.ti.com ([10.180.67.224]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id 387EEri6114119; Thu, 7 Sep 2023 09:14:53 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1694096093; bh=qUmRYhqUi3o13Yp0ig9k9XqNy3bisRWn28iVTIPUuNk=; h=Date:Subject:To:CC:References:From:In-Reply-To; b=QX9Pg1GG3uqbcSBzJfYht3XXBH0ou/loSp/a2QoxObg8QpDtHK1PT3eZ5VLf64a6c 47wbXldNRMxKzCU0MjDa2Ywp8L8f6E8KR/43wmWA7f5d2JcWDneaHsdeU2+pmYAGMr lM+0aZtYsYhBmbAQVhC6wV/TJTPoI8AoVzkLBdzc= Received: from DLEE103.ent.ti.com (dlee103.ent.ti.com [157.170.170.33]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 387EErP3027454 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Thu, 7 Sep 2023 09:14:53 -0500 Received: from DLEE115.ent.ti.com (157.170.170.26) by DLEE103.ent.ti.com (157.170.170.33) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Thu, 7 Sep 2023 09:14:52 -0500 Received: from fllv0040.itg.ti.com (10.64.41.20) 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 15.1.2507.23 via Frontend Transport; Thu, 7 Sep 2023 09:14:52 -0500 Received: from [10.249.141.75] (ileaxei01-snat2.itg.ti.com [10.180.69.6]) by fllv0040.itg.ti.com (8.15.2/8.15.2) with ESMTP id 387EEmAB026360; Thu, 7 Sep 2023 09:14:49 -0500 Message-ID: <19f9895f-0975-713e-f2eb-fd5e16d6fb98@ti.com> Date: Thu, 7 Sep 2023 19:44:47 +0530 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.15.0 Subject: Re: [PATCH v2 4/7] arm64: dts: ti: k3-j784s4-main: Add the main domain watchdog instances To: Keerthy , , , , , , CC: , , References: <20230907115210.28082-1-j-keerthy@ti.com> <20230907115210.28082-5-j-keerthy@ti.com> Content-Language: en-US From: "Kumar, Udit" In-Reply-To: <20230907115210.28082-5-j-keerthy@ti.com> Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 7bit X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Message-ID: <20230907141447.I-ILAUGRQKPgejGJehW34sAQY9hvZRpozrTNOu0evUM@z> Thanks Keerthy, On 9/7/2023 5:22 PM, Keerthy wrote: > There are totally 19 instances of watchdog module. One each for the > 8 A72 cores, one each for the 4 C7x cores, 1 for the GPU, 1 each > for the 6 R5F cores in the main domain. Keeping only the A72 instances > enabled and disabling the rest by default. > > Signed-off-by: Keerthy > --- > arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi | 182 +++++++++++++++++++++ > 1 file changed, 182 insertions(+) > > diff --git a/arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi b/arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi > index 7f7eab348520..66ab947a1081 100644 > --- a/arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi > +++ b/arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi > @@ -1574,4 +1574,186 @@ > reg = <0x00 0x700000 0x00 0x1000>; > ti,esm-pins = <688>, <689>; > }; > + > + watchdog0: watchdog@2200000 { > + compatible = "ti,j7-rti-wdt"; > + reg = <0x00 0x2200000 0x00 0x100>; > + clocks = <&k3_clks 348 1>; > + power-domains = <&k3_pds 348 TI_SCI_PD_EXCLUSIVE>; > + assigned-clocks = <&k3_clks 348 0>; > + assigned-clock-parents = <&k3_clks 348 4>; > + }; In ESM, patch I see only output of 2 watchdog in cascaded for reset. if you want to keep enable other wdt, then IMO they should be able to reset the core/SOC on timeout > + > + [..]};