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 54410C001B0 for ; Fri, 14 Jul 2023 22:53:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229556AbjGNWxU (ORCPT ); Fri, 14 Jul 2023 18:53:20 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39682 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229483AbjGNWxT (ORCPT ); Fri, 14 Jul 2023 18:53:19 -0400 Received: from fllv0015.ext.ti.com (fllv0015.ext.ti.com [198.47.19.141]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 17838358E; Fri, 14 Jul 2023 15:53:16 -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 36EMqefp069962; Fri, 14 Jul 2023 17:52:40 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1689375160; bh=Xdl/UIJvXkslSce1VW8MpUQaW13x/VEKlIU83ycgctw=; h=Date:From:To:CC:Subject:References:In-Reply-To; b=U5X1TK5CFUbSdhtkTtJhReDA0kFL8/EfI/E8YnqoRW/TMI3fH/H/GsIzFVpfkRJUe sxUWnGMgy3b/zmjbr9VApwWF3Yzd1Hei3fIpzs4y9NA0J8iZHfll/GiHtn+qR3ssRz H7H6ss7DNJeGUu+YnTRMpH9SpPLJ52y+fvuc3nG4= Received: from DFLE113.ent.ti.com (dfle113.ent.ti.com [10.64.6.34]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 36EMqeBU012952 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Fri, 14 Jul 2023 17:52:40 -0500 Received: from DFLE112.ent.ti.com (10.64.6.33) by DFLE113.ent.ti.com (10.64.6.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Fri, 14 Jul 2023 17:52:40 -0500 Received: from fllv0039.itg.ti.com (10.64.41.19) by DFLE112.ent.ti.com (10.64.6.33) 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, 14 Jul 2023 17:52:40 -0500 Received: from localhost (ileaxei01-snat2.itg.ti.com [10.180.69.6]) by fllv0039.itg.ti.com (8.15.2/8.15.2) with ESMTP id 36EMqeCX093307; Fri, 14 Jul 2023 17:52:40 -0500 Date: Fri, 14 Jul 2023 17:52:40 -0500 From: Nishanth Menon To: CC: , , , , , , , , , , , , , Subject: Re: [PATCH v3 2/3] arm64: dts: ti: Add reserved memory for watchdog Message-ID: <20230714225240.dvlwqaodp2l3cczm@disfigure> References: <20230713095127.1230109-1-huaqian.li@siemens.com> <20230713095127.1230109-3-huaqian.li@siemens.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <20230713095127.1230109-3-huaqian.li@siemens.com> X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On 17:51-20230713, huaqian.li@siemens.com wrote: > From: Li Hua Qian I guess I should be explicit about this: Lets keep this dts patch as "DONOTMERGE" in subject line for driver subsystem maintainer (I don't want a repeat of cpufreq maintainers picking up dts and associated warnings that are now pending fixes), resubmit at next rc1 and I can queue up the dts once the maintainers pick up the driver and bindings. Ref: https://lore.kernel.org/all/20230714084725.27847-1-krzysztof.kozlowski@linaro.org/ > > This patch adds a reserved memory for the TI AM65X platform watchdog to > reserve the specific info, triggering the watchdog reset in last boot, > to know if the board reboot is due to a watchdog reset. > > Signed-off-by: Li Hua Qian > --- > arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi | 10 ++++++++++ > 1 file changed, 10 insertions(+) > > diff --git a/arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi b/arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi > index e26bd988e522..4bb20d493651 100644 > --- a/arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi > +++ b/arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi > @@ -63,6 +63,12 @@ rtos_ipc_memory_region: ipc-memories@a2000000 { > alignment = <0x1000>; > no-map; > }; > + > + /* To reserve the power-on(PON) reason for watchdog reset */ > + wdt_reset_memory_region: wdt-memory@a2200000 { > + reg = <0x00 0xa2200000 0x00 0x1000>; > + no-map; > + }; > }; > > leds { > @@ -718,3 +724,7 @@ &mcu_r5fss0_core1 { > <&mcu_r5fss0_core1_memory_region>; > mboxes = <&mailbox0_cluster1>, <&mbox_mcu_r5fss0_core1>; > }; > + > +&mcu_rti1 { > + memory-region = <&wdt_reset_memory_region>; > +}; > -- > 2.34.1 > -- Regards, Nishanth Menon Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3 1A34 DDB5 849D 1736 249D