From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-m16.yeah.net (mail-m16.yeah.net [220.197.32.19]) by smtp.subspace.kernel.org (Postfix) with ESMTP id D7C931DED60; Tue, 8 Oct 2024 12:52:37 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=220.197.32.19 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728391961; cv=none; b=rdFRRe1JN+kDEkCViv6SE20V6oyVVDYZCYqM7NN0tYfpOMXpwY/UDKwWt/NerxtlQacAOKVu9JHommbteXLhhKmHzWI6gH2bTUc5sHRQyOSFK8QfPa+mbPLSWrqMdMJHbZaLBZFN1Bf1BEDimFfkQ46NJA9/zjyqPmIzRWtc4nM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728391961; c=relaxed/simple; bh=R0FAUm/64K5+hgdVztbXsyU3EOaOFtn43MW7jrIsS2M=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=DchtMiZ1vMDPN8S8l7WZ/dDTZN7YmtYSzH+ElRb7lE4ggqiul3cMHLHts4sYfFvj1P5auOaNATFmTLlYuCxZKetSmRK0bTFd1X4wcIz1H+2Ey/Plr8nzL3wn/vF4ntCuDrTTuQys5sfn4nv/QX93PpRQSeMRUUDdI0R4HUnPJ88= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=yeah.net; spf=pass smtp.mailfrom=yeah.net; dkim=pass (1024-bit key) header.d=yeah.net header.i=@yeah.net header.b=VE9SwUbk; arc=none smtp.client-ip=220.197.32.19 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=yeah.net Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=yeah.net Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=yeah.net header.i=@yeah.net header.b="VE9SwUbk" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yeah.net; s=s110527; h=Date:From:Subject:Message-ID:MIME-Version: Content-Type; bh=BD28PrO7yYv7MhX99QcjOmCqDRPu/8mQMvnuYNenHVU=; b=VE9SwUbkKJ3DeVt0lxG3LX9V099fDku9/BW83mR8iUueeJVirr2NNKCDO7iUE0 +0OW2al5+OJ4ZKJBq1gQ3eoeI4q6OU4LCxrPgaBGtZwl6uxXsBKu4btX0jdu1xVm JpjBHurKkQWbNna+u/CeLAAnhBJuoZ4ACKOswrbe0kGo4= Received: from dragon (unknown []) by gzsmtp1 (Coremail) with SMTP id Mc8vCgDn__brKgVnztnXAQ--.62210S3; Tue, 08 Oct 2024 20:51:57 +0800 (CST) Date: Tue, 8 Oct 2024 20:51:55 +0800 From: Shawn Guo To: "Peng Fan (OSS)" Cc: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Peng Fan Subject: Re: [PATCH v2 1/7] arm64: dts: freescale: imx95: set max-rx-timeout-ms Message-ID: References: <20240903-imx95-dts-new-v2-0-8ed795d61358@nxp.com> <20240903-imx95-dts-new-v2-1-8ed795d61358@nxp.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240903-imx95-dts-new-v2-1-8ed795d61358@nxp.com> X-CM-TRANSID:Mc8vCgDn__brKgVnztnXAQ--.62210S3 X-Coremail-Antispam: 1Uf129KBjvdXoW7XFyxJFWUGr1xKry7Jw4DCFg_yoWkKFbEyr s2kw1DGws5JFZFgas8Jw4qqw15K3yUCr95Jw13Xrs7Ja43Z398GasFy3s3Zr13Grs7KFZ3 CFs5ZFsrt3sFkjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUvcSsGvfC2KfnxnUUI43ZEXa7IU0wNVDUUUUU== X-CM-SenderInfo: pvkd40hjxrjqh1hdxhhqhw/1tbiCw9yZWcFFVEw0gAAsX On Tue, Sep 03, 2024 at 03:17:46PM +0800, Peng Fan (OSS) wrote: > From: Peng Fan > > With 'max-rx-timeout-ms' property added in 'Documentation/devicetree/ > indings/firmware/arm,scmi.yaml', set the value for i.MX95. > > NXP i.MX95 SCMI Firmware designation does not allow timeout, it will not > recover if the Agents use timeout design. So set a large value (5000ms) > here. > > Signed-off-by: Peng Fan > --- > arch/arm64/boot/dts/freescale/imx95.dtsi | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/arch/arm64/boot/dts/freescale/imx95.dtsi b/arch/arm64/boot/dts/freescale/imx95.dtsi > index ecdc6b7b5129..7880d3efbd7e 100644 > --- a/arch/arm64/boot/dts/freescale/imx95.dtsi > +++ b/arch/arm64/boot/dts/freescale/imx95.dtsi > @@ -294,6 +294,8 @@ scmi { > #address-cells = <1>; > #size-cells = <0>; > Can we drop this newline? > + max-rx-timeout-ms = <5000>; max-rx-timeout-ms is an optional property. As i.MX95 SCMI firmware does not allow timeout, I wonder if absence of the property will just do the right thing? Shawn > + > scmi_devpd: protocol@11 { > reg = <0x11>; > #power-domain-cells = <1>; > > -- > 2.37.1 >