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 32A35C433FE for ; Thu, 10 Feb 2022 10:36:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239839AbiBJKgP (ORCPT ); Thu, 10 Feb 2022 05:36:15 -0500 Received: from mxb-00190b01.gslb.pphosted.com ([23.128.96.19]:48256 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239875AbiBJKgF (ORCPT ); Thu, 10 Feb 2022 05:36:05 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D4245FD8; Thu, 10 Feb 2022 02:36:05 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 5993A61B95; Thu, 10 Feb 2022 10:36:05 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id BAFB5C004E1; Thu, 10 Feb 2022 10:36:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1644489364; bh=v+o/pVXW0jbA4rH4iLmFawzXy6jeZG+7qU8hQVcABk8=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=fGr/GgaTlNVwq40OWT7jAcnPQ9ivu7mq7xKwRyJeV2t5pJ7AZxBo//9/moMfUE0wY 2WBL59Hl2t7Ir7+2kzzVisVdKM7cpxq9zNyoXyju/nYuyeo/O+9qlArpcIrU83AbJx WDYCT2sla5PdhRZUE3s7VW5ZSiDHor2/iDX/9H+atkM4tH0TCj1PcDBaxG4XKxA7J6 kLdBymLKKp+hmY5lX0+qoYcCBJJxcPTTUDlo7dhXR9NLuwGkcqAtk3TnU4tRwkse7H XpGakSB0bl3G5A2lq7b2KB3/N7b1TOzBFYjOvUgH7KL21orcj5/ifxYmPL85NHoj6T VM14GuJQ6NI4g== Received: from disco-boy.misterjones.org ([51.254.78.96] helo=www.loen.fr) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1nI6ny-006sNS-OR; Thu, 10 Feb 2022 10:36:02 +0000 MIME-Version: 1.0 Date: Thu, 10 Feb 2022 10:36:02 +0000 From: Marc Zyngier To: Christian Hewitt Cc: Rob Herring , Mark Rutland , Kevin Hilman , Neil Armstrong , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 2/2] arm64: dts: meson: remove CPU opps below 1GHz for SM1 boards In-Reply-To: <20220210100638.19130-3-christianshewitt@gmail.com> References: <20220210100638.19130-1-christianshewitt@gmail.com> <20220210100638.19130-3-christianshewitt@gmail.com> User-Agent: Roundcube Webmail/1.4.13 Message-ID: <8211344a481dd40f260106bdd3f03bfb@kernel.org> X-Sender: maz@kernel.org Content-Type: text/plain; charset=US-ASCII; format=flowed Content-Transfer-Encoding: 7bit X-SA-Exim-Connect-IP: 51.254.78.96 X-SA-Exim-Rcpt-To: christianshewitt@gmail.com, robh+dt@kernel.org, mark.rutland@arm.com, khilman@baylibre.com, narmstrong@baylibre.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2022-02-10 10:06, Christian Hewitt wrote: > Amlogic SM1 devices experience CPU stalls and random board wedges when > the system idles and CPU cores clock down to lower opp points. Recent > vendor kernels include a change to remove 100-250MHz and other distro > sources also remove the 500/667MHz points. Unless all 100-667Mhz opps > are removed or the CPU governor forced to performance stalls are still > observed, so let's remove them to improve stability and uptime. > > Fixes: 3d9e76483049 ("arm64: dts: meson-sm1-sei610: enable DVFS") > Signed-off-by: Christian Hewitt > --- > arch/arm64/boot/dts/amlogic/meson-sm1.dtsi | 20 -------------------- > 1 file changed, 20 deletions(-) > > diff --git a/arch/arm64/boot/dts/amlogic/meson-sm1.dtsi > b/arch/arm64/boot/dts/amlogic/meson-sm1.dtsi > index 3c07a89bfd27..80737731af3f 100644 > --- a/arch/arm64/boot/dts/amlogic/meson-sm1.dtsi > +++ b/arch/arm64/boot/dts/amlogic/meson-sm1.dtsi > @@ -95,26 +95,6 @@ > compatible = "operating-points-v2"; > opp-shared; > > - opp-100000000 { > - opp-hz = /bits/ 64 <100000000>; > - opp-microvolt = <730000>; > - }; > - > - opp-250000000 { > - opp-hz = /bits/ 64 <250000000>; > - opp-microvolt = <730000>; > - }; > - > - opp-500000000 { > - opp-hz = /bits/ 64 <500000000>; > - opp-microvolt = <730000>; > - }; > - > - opp-667000000 { > - opp-hz = /bits/ 64 <666666666>; > - opp-microvolt = <750000>; > - }; > - > opp-1000000000 { > opp-hz = /bits/ 64 <1000000000>; > opp-microvolt = <770000>; That's not nearly enough. If that's an actual issue, the driver should be updated not to use these OPPs, and you can't assume that people will just update their DT (mine comes from u-boot, and it is unlikely I will update it anytime soon). Thanks, M. -- Jazz is not dead. It just smells funny... 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 60A04C433EF for ; Thu, 10 Feb 2022 10:36:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Content-Type: Content-Transfer-Encoding:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:Message-ID:References:In-Reply-To:Subject:Cc:To:From :Date:MIME-Version:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=hHBZkmDCRR/yR0eKRHRpPAgxYarVvZ0GyiRVtvgJC+I=; b=fDMzcoHyzhQvrI3k/00QWTjw5U 183r76m350e/3ciDfb5f5vdIsflACNHC/LwjeHQeYH0qAqAExXPFLcNx+uSDTUidaiNqreuPw0VUO kabXCpdadH3NCi7DbTs7wgj1+Saqzsb6nXeL4RIhbDWZyQNE0EnTDZtNRGaHj+1Ff6QoEuT7pQwz4 yPPZeKvY/IEtrjuKlKK7i2fgX42vgOfQ+pkp8sZuwBggaLeGhG5WNBALIfWFM5AST9J4Sf8JpN2Pj XZZeusk31iyy51Dds2hGejadXhRcHixiVIIjfJ/KVXVFpeJwLF7Slq9r+I6wVmBBILRX4h1sG0VoH rNkK9ZtA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nI6o4-003T9T-Fw; Thu, 10 Feb 2022 10:36:08 +0000 Received: from dfw.source.kernel.org ([2604:1380:4641:c500::1]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nI6o2-003T8j-2T; Thu, 10 Feb 2022 10:36:07 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 5996161BAC; Thu, 10 Feb 2022 10:36:05 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id BAFB5C004E1; Thu, 10 Feb 2022 10:36:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1644489364; bh=v+o/pVXW0jbA4rH4iLmFawzXy6jeZG+7qU8hQVcABk8=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=fGr/GgaTlNVwq40OWT7jAcnPQ9ivu7mq7xKwRyJeV2t5pJ7AZxBo//9/moMfUE0wY 2WBL59Hl2t7Ir7+2kzzVisVdKM7cpxq9zNyoXyju/nYuyeo/O+9qlArpcIrU83AbJx WDYCT2sla5PdhRZUE3s7VW5ZSiDHor2/iDX/9H+atkM4tH0TCj1PcDBaxG4XKxA7J6 kLdBymLKKp+hmY5lX0+qoYcCBJJxcPTTUDlo7dhXR9NLuwGkcqAtk3TnU4tRwkse7H XpGakSB0bl3G5A2lq7b2KB3/N7b1TOzBFYjOvUgH7KL21orcj5/ifxYmPL85NHoj6T VM14GuJQ6NI4g== Received: from disco-boy.misterjones.org ([51.254.78.96] helo=www.loen.fr) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1nI6ny-006sNS-OR; Thu, 10 Feb 2022 10:36:02 +0000 MIME-Version: 1.0 Date: Thu, 10 Feb 2022 10:36:02 +0000 From: Marc Zyngier To: Christian Hewitt Cc: Rob Herring , Mark Rutland , Kevin Hilman , Neil Armstrong , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 2/2] arm64: dts: meson: remove CPU opps below 1GHz for SM1 boards In-Reply-To: <20220210100638.19130-3-christianshewitt@gmail.com> References: <20220210100638.19130-1-christianshewitt@gmail.com> <20220210100638.19130-3-christianshewitt@gmail.com> User-Agent: Roundcube Webmail/1.4.13 Message-ID: <8211344a481dd40f260106bdd3f03bfb@kernel.org> X-Sender: maz@kernel.org X-SA-Exim-Connect-IP: 51.254.78.96 X-SA-Exim-Rcpt-To: christianshewitt@gmail.com, robh+dt@kernel.org, mark.rutland@arm.com, khilman@baylibre.com, narmstrong@baylibre.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220210_023606_226554_71D13B7E X-CRM114-Status: GOOD ( 18.78 ) X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org On 2022-02-10 10:06, Christian Hewitt wrote: > Amlogic SM1 devices experience CPU stalls and random board wedges when > the system idles and CPU cores clock down to lower opp points. Recent > vendor kernels include a change to remove 100-250MHz and other distro > sources also remove the 500/667MHz points. Unless all 100-667Mhz opps > are removed or the CPU governor forced to performance stalls are still > observed, so let's remove them to improve stability and uptime. > > Fixes: 3d9e76483049 ("arm64: dts: meson-sm1-sei610: enable DVFS") > Signed-off-by: Christian Hewitt > --- > arch/arm64/boot/dts/amlogic/meson-sm1.dtsi | 20 -------------------- > 1 file changed, 20 deletions(-) > > diff --git a/arch/arm64/boot/dts/amlogic/meson-sm1.dtsi > b/arch/arm64/boot/dts/amlogic/meson-sm1.dtsi > index 3c07a89bfd27..80737731af3f 100644 > --- a/arch/arm64/boot/dts/amlogic/meson-sm1.dtsi > +++ b/arch/arm64/boot/dts/amlogic/meson-sm1.dtsi > @@ -95,26 +95,6 @@ > compatible = "operating-points-v2"; > opp-shared; > > - opp-100000000 { > - opp-hz = /bits/ 64 <100000000>; > - opp-microvolt = <730000>; > - }; > - > - opp-250000000 { > - opp-hz = /bits/ 64 <250000000>; > - opp-microvolt = <730000>; > - }; > - > - opp-500000000 { > - opp-hz = /bits/ 64 <500000000>; > - opp-microvolt = <730000>; > - }; > - > - opp-667000000 { > - opp-hz = /bits/ 64 <666666666>; > - opp-microvolt = <750000>; > - }; > - > opp-1000000000 { > opp-hz = /bits/ 64 <1000000000>; > opp-microvolt = <770000>; That's not nearly enough. If that's an actual issue, the driver should be updated not to use these OPPs, and you can't assume that people will just update their DT (mine comes from u-boot, and it is unlikely I will update it anytime soon). Thanks, M. -- Jazz is not dead. It just smells funny... _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 90FB2C433F5 for ; Thu, 10 Feb 2022 10:37:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Content-Type: Content-Transfer-Encoding:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:Message-ID:References:In-Reply-To:Subject:Cc:To:From :Date:MIME-Version:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=5ZO3ODqjq1dvh9/zSozGxrl0vop/b/h5n/fBdSQejpQ=; b=py/i50Ri8YSoryiFmAidigUhJj +JYtPY5BmSVet/rjgjbhUbIkvkxLlinYfJZ0A+9FeZaPG0b53IfEsgRNwJv9rDRe0sGS7gLdbd5Z4 aEUKM+g5+XZDSVbrP6PEWXxeIwWbBQVYLr8tiIF7EqTs0J40FliLa24CmtPZfjiaQpZnX/fENaMyV ptWxJELsp1vPXQGibqD0AfEHBHQaMvLqPa2engYyi7uu1dkPEKCl7H288IWTSXQsUfCWW25fHun6p Xok3mPrkjuZFyvBn5BeQ68lFdbCKBcY2hPg3GT1XvvXOlNs9Fpi3OsW1sX+GfSywoIJ+NAqLEpNjM F/YnqOjQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nI6o6-003T9g-0U; Thu, 10 Feb 2022 10:36:10 +0000 Received: from dfw.source.kernel.org ([2604:1380:4641:c500::1]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nI6o2-003T8j-2T; Thu, 10 Feb 2022 10:36:07 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 5996161BAC; Thu, 10 Feb 2022 10:36:05 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id BAFB5C004E1; Thu, 10 Feb 2022 10:36:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1644489364; bh=v+o/pVXW0jbA4rH4iLmFawzXy6jeZG+7qU8hQVcABk8=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=fGr/GgaTlNVwq40OWT7jAcnPQ9ivu7mq7xKwRyJeV2t5pJ7AZxBo//9/moMfUE0wY 2WBL59Hl2t7Ir7+2kzzVisVdKM7cpxq9zNyoXyju/nYuyeo/O+9qlArpcIrU83AbJx WDYCT2sla5PdhRZUE3s7VW5ZSiDHor2/iDX/9H+atkM4tH0TCj1PcDBaxG4XKxA7J6 kLdBymLKKp+hmY5lX0+qoYcCBJJxcPTTUDlo7dhXR9NLuwGkcqAtk3TnU4tRwkse7H XpGakSB0bl3G5A2lq7b2KB3/N7b1TOzBFYjOvUgH7KL21orcj5/ifxYmPL85NHoj6T VM14GuJQ6NI4g== Received: from disco-boy.misterjones.org ([51.254.78.96] helo=www.loen.fr) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1nI6ny-006sNS-OR; Thu, 10 Feb 2022 10:36:02 +0000 MIME-Version: 1.0 Date: Thu, 10 Feb 2022 10:36:02 +0000 From: Marc Zyngier To: Christian Hewitt Cc: Rob Herring , Mark Rutland , Kevin Hilman , Neil Armstrong , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 2/2] arm64: dts: meson: remove CPU opps below 1GHz for SM1 boards In-Reply-To: <20220210100638.19130-3-christianshewitt@gmail.com> References: <20220210100638.19130-1-christianshewitt@gmail.com> <20220210100638.19130-3-christianshewitt@gmail.com> User-Agent: Roundcube Webmail/1.4.13 Message-ID: <8211344a481dd40f260106bdd3f03bfb@kernel.org> X-Sender: maz@kernel.org X-SA-Exim-Connect-IP: 51.254.78.96 X-SA-Exim-Rcpt-To: christianshewitt@gmail.com, robh+dt@kernel.org, mark.rutland@arm.com, khilman@baylibre.com, narmstrong@baylibre.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220210_023606_226554_71D13B7E X-CRM114-Status: GOOD ( 18.78 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 2022-02-10 10:06, Christian Hewitt wrote: > Amlogic SM1 devices experience CPU stalls and random board wedges when > the system idles and CPU cores clock down to lower opp points. Recent > vendor kernels include a change to remove 100-250MHz and other distro > sources also remove the 500/667MHz points. Unless all 100-667Mhz opps > are removed or the CPU governor forced to performance stalls are still > observed, so let's remove them to improve stability and uptime. > > Fixes: 3d9e76483049 ("arm64: dts: meson-sm1-sei610: enable DVFS") > Signed-off-by: Christian Hewitt > --- > arch/arm64/boot/dts/amlogic/meson-sm1.dtsi | 20 -------------------- > 1 file changed, 20 deletions(-) > > diff --git a/arch/arm64/boot/dts/amlogic/meson-sm1.dtsi > b/arch/arm64/boot/dts/amlogic/meson-sm1.dtsi > index 3c07a89bfd27..80737731af3f 100644 > --- a/arch/arm64/boot/dts/amlogic/meson-sm1.dtsi > +++ b/arch/arm64/boot/dts/amlogic/meson-sm1.dtsi > @@ -95,26 +95,6 @@ > compatible = "operating-points-v2"; > opp-shared; > > - opp-100000000 { > - opp-hz = /bits/ 64 <100000000>; > - opp-microvolt = <730000>; > - }; > - > - opp-250000000 { > - opp-hz = /bits/ 64 <250000000>; > - opp-microvolt = <730000>; > - }; > - > - opp-500000000 { > - opp-hz = /bits/ 64 <500000000>; > - opp-microvolt = <730000>; > - }; > - > - opp-667000000 { > - opp-hz = /bits/ 64 <666666666>; > - opp-microvolt = <750000>; > - }; > - > opp-1000000000 { > opp-hz = /bits/ 64 <1000000000>; > opp-microvolt = <770000>; That's not nearly enough. If that's an actual issue, the driver should be updated not to use these OPPs, and you can't assume that people will just update their DT (mine comes from u-boot, and it is unlikely I will update it anytime soon). Thanks, M. -- Jazz is not dead. It just smells funny... _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel