Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752518AbeAIJee (ORCPT + 1 other); Tue, 9 Jan 2018 04:34:34 -0500 Received: from mail-pf0-f196.google.com ([209.85.192.196]:43824 "EHLO mail-pf0-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752293AbeAIJeb (ORCPT ); Tue, 9 Jan 2018 04:34:31 -0500 X-Google-Smtp-Source: ACJfBot/J6ctcVJXoS7tnz/CPfRVp+3rvgUzozJP9LODiYhyoMRKeEKM0VKWYkK9EkXZGAn2GnhCug== Date: Tue, 9 Jan 2018 17:34:22 +0800 From: Dong Aisheng To: Stefan Agner Cc: shawnguo@kernel.org, kernel@pengutronix.de, fabio.estevam@nxp.com, robh+dt@kernel.org, mark.rutland@arm.com, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-imx@nxp.com Subject: Re: [PATCH 5/7] ARM: dts: imx6ul: add ARM architected timer Message-ID: <20180109093422.GD26312@b29396-OptiPlex-7040> References: <20180102164223.15230-1-stefan@agner.ch> <20180102164223.15230-5-stefan@agner.ch> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180102164223.15230-5-stefan@agner.ch> User-Agent: Mutt/1.5.24 (2015-08-30) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Return-Path: Hi Stefan, On Tue, Jan 02, 2018 at 05:42:21PM +0100, Stefan Agner wrote: > Add per-core ARM architected timer. Unfortunately bootloaders (U-Boot) > currently do not make the necessary initialization. Also specifing the > clock manually using the clock-frequency property seems not to help. > Therefor leave the timer disabled by default for now. > > Signed-off-by: Stefan Agner Any special purpose to use arch timer? Regards Dong Aisheng > --- > arch/arm/boot/dts/imx6ul.dtsi | 10 ++++++++++ > 1 file changed, 10 insertions(+) > > diff --git a/arch/arm/boot/dts/imx6ul.dtsi b/arch/arm/boot/dts/imx6ul.dtsi > index 993fbdbdd506..4d76923e8f44 100644 > --- a/arch/arm/boot/dts/imx6ul.dtsi > +++ b/arch/arm/boot/dts/imx6ul.dtsi > @@ -110,6 +110,16 @@ > <0x00a06000 0x2000>; > }; > > + timer { > + compatible = "arm,armv7-timer"; > + interrupts = , > + , > + , > + ; > + interrupt-parent = <&intc>; > + status = "disabled"; > + }; > + > ckil: clock-cli { > compatible = "fixed-clock"; > #clock-cells = <0>; > -- > 2.15.1 >