From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Fri, 08 Nov 2024 13:08:20 +0100 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1t9Nml-006JRf-1P for lore@lore.pengutronix.de; Fri, 08 Nov 2024 13:08:20 +0100 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1t9Nmm-0006Sb-3b for lore@pengutronix.de; Fri, 08 Nov 2024 13:08:20 +0100 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-Transfer-Encoding: Content-Type:In-Reply-To:From:References:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Cc:Content-ID:Content-Description:Resent-Date:Resent-From :Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=Xr0g7ErhpJev0wNH5ZdLDQRsD0eOBwEd228qZKd+Xho=; b=1RsMFlrJaeELW5ZCK7iYi7GJAk jUGsVgmgiNfZdXT2hb0GOC9G4cvXtTtyFvMKBYAaUYnqUwukCzSuRMXuZGtGc8XWhj1m6BQ2074Ka 3rnf5bUAA52kM54E/mwP6xrmQ1dKg95+YJ+HK7mHrikfgt48dAuRV0/+doGiVWwePTfldSSO5PB9y br05nnuoUhYEmMLBV6+q2gv1JwUY2V/jTUGctJBxoen95lqoxrcSTSO/hIo8jPFkefRI9W0WCsPNn 5muAlMdXAxZnbtC99pPQd4OwkaDxwGoR6kc/pRLABFW+lsnTuVtAyftYPtRPWB499ZI6Hqmei9wqy QDObquBQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1t9NmJ-0000000ASVN-0N0L; Fri, 08 Nov 2024 12:07:51 +0000 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1t9NP8-0000000AO16-06U3 for barebox@lists.infradead.org; Fri, 08 Nov 2024 11:43:55 +0000 Received: from ptz.office.stw.pengutronix.de ([2a0a:edc0:0:900:1d::77] helo=[IPV6:::1]) by metis.whiteo.stw.pengutronix.de with esmtp (Exim 4.92) (envelope-from ) id 1t9NP5-0004YC-Qo; Fri, 08 Nov 2024 12:43:51 +0100 Message-ID: <6eb56bb2-9b61-457a-9cea-45bfa7075d08@pengutronix.de> Date: Fri, 8 Nov 2024 12:43:51 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird To: Holger Assmann , barebox@lists.infradead.org References: <20241108105751.1872681-1-h.assmann@pengutronix.de> Content-Language: en-US From: Ahmad Fatoum In-Reply-To: <20241108105751.1872681-1-h.assmann@pengutronix.de> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241108_034354_097424_53167CB2 X-CRM114-Status: GOOD ( 18.21 ) X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:3::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.whiteo.stw.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-5.3 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: Re: [PATCH] ARM: dts: i.MX8MP: disable NPU node if hardware is missing X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.whiteo.stw.pengutronix.de) Hello Holger, Thanks for your fix. On 08.11.24 11:57, Holger Assmann wrote: > Besides its power domain, the NPU node itself also needs to be disabled > in the kernel device tree if no respective hardware is present at the > SoC. > > The power domain has already been dealt with by upstream commit > 924101c81d6e ("ARM: i.MX8MP: add feature controller support for Plus"). > This patch adds the necessary entry for the NPU node. > > Signed-off-by: Holger Assmann Reviewed-by: Ahmad Fatoum --- > arch/arm/dts/imx8mp.dtsi | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/arch/arm/dts/imx8mp.dtsi b/arch/arm/dts/imx8mp.dtsi > index 4d1f1bf588..1604fa13a5 100644 > --- a/arch/arm/dts/imx8mp.dtsi > +++ b/arch/arm/dts/imx8mp.dtsi > @@ -99,6 +99,10 @@ &vpumix_blk_ctrl { > barebox,feature-gates = <&feat IMX8M_FEAT_VPU>; > }; > > +&npu { > + barebox,feature-gates = <&feat IMX8M_FEAT_NPU>; > +}; > + > &pgc_mlmix { > barebox,feature-gates = <&feat IMX8M_FEAT_NPU>; > }; -- Pengutronix e.K. | | Steuerwalder Str. 21 | http://www.pengutronix.de/ | 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |