From mboxrd@z Thu Jan 1 00:00:00 1970 From: shawnguo@kernel.org (Shawn Guo) Date: Mon, 5 Feb 2018 14:33:25 +0800 Subject: [PATCH 1/2] soc: imx: gpc: ARM power domain should be always-on In-Reply-To: <1516725734-32745-1-git-send-email-Anson.Huang@nxp.com> References: <1516725734-32745-1-git-send-email-Anson.Huang@nxp.com> Message-ID: <20180205063324.GI31354@dragon> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Wed, Jan 24, 2018 at 12:42:13AM +0800, Anson Huang wrote: > ARM power domain does NOT support runtime off, always-on > flag should be set to avoid incorrect power state in > pm_genpd_summary: > > Before: > > root at imx6qpdlsolox:~# cat /sys/kernel/debug/pm_genpd/pm_genpd_summary > domain status slaves > /device runtime status > ---------------------------------------------------------------------- > ARM off-0 > > After: > > root at imx6qpdlsolox:~# cat /sys/kernel/debug/pm_genpd/pm_genpd_summary > domain status slaves > /device runtime status > ---------------------------------------------------------------------- > ARM on > > Signed-off-by: Anson Huang Applied both, thanks. From mboxrd@z Thu Jan 1 00:00:00 1970 From: Shawn Guo Subject: Re: [PATCH 1/2] soc: imx: gpc: ARM power domain should be always-on Date: Mon, 5 Feb 2018 14:33:25 +0800 Message-ID: <20180205063324.GI31354@dragon> References: <1516725734-32745-1-git-send-email-Anson.Huang@nxp.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1516725734-32745-1-git-send-email-Anson.Huang-3arQi8VN3Tc@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Anson Huang Cc: kernel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org, fabio.estevam-3arQi8VN3Tc@public.gmane.org, robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, aisheng.dong-3arQi8VN3Tc@public.gmane.org, mark.rutland-5wv7dgnIgG8@public.gmane.org, linux-I+IVW8TIWO2tmTQ+vhA3Yw@public.gmane.org, Linux-imx-3arQi8VN3Tc@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: devicetree@vger.kernel.org On Wed, Jan 24, 2018 at 12:42:13AM +0800, Anson Huang wrote: > ARM power domain does NOT support runtime off, always-on > flag should be set to avoid incorrect power state in > pm_genpd_summary: > > Before: > > root@imx6qpdlsolox:~# cat /sys/kernel/debug/pm_genpd/pm_genpd_summary > domain status slaves > /device runtime status > ---------------------------------------------------------------------- > ARM off-0 > > After: > > root@imx6qpdlsolox:~# cat /sys/kernel/debug/pm_genpd/pm_genpd_summary > domain status slaves > /device runtime status > ---------------------------------------------------------------------- > ARM on > > Signed-off-by: Anson Huang Applied both, thanks. -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752464AbeBEGdz (ORCPT ); Mon, 5 Feb 2018 01:33:55 -0500 Received: from mail.kernel.org ([198.145.29.99]:56094 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750910AbeBEGdq (ORCPT ); Mon, 5 Feb 2018 01:33:46 -0500 DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3497321748 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=shawnguo@kernel.org Date: Mon, 5 Feb 2018 14:33:25 +0800 From: Shawn Guo To: Anson Huang Cc: kernel@pengutronix.de, fabio.estevam@nxp.com, robh+dt@kernel.org, aisheng.dong@nxp.com, mark.rutland@arm.com, linux@armlinux.org.uk, Linux-imx@nxp.com, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 1/2] soc: imx: gpc: ARM power domain should be always-on Message-ID: <20180205063324.GI31354@dragon> References: <1516725734-32745-1-git-send-email-Anson.Huang@nxp.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1516725734-32745-1-git-send-email-Anson.Huang@nxp.com> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Jan 24, 2018 at 12:42:13AM +0800, Anson Huang wrote: > ARM power domain does NOT support runtime off, always-on > flag should be set to avoid incorrect power state in > pm_genpd_summary: > > Before: > > root@imx6qpdlsolox:~# cat /sys/kernel/debug/pm_genpd/pm_genpd_summary > domain status slaves > /device runtime status > ---------------------------------------------------------------------- > ARM off-0 > > After: > > root@imx6qpdlsolox:~# cat /sys/kernel/debug/pm_genpd/pm_genpd_summary > domain status slaves > /device runtime status > ---------------------------------------------------------------------- > ARM on > > Signed-off-by: Anson Huang Applied both, thanks.