From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kukjin Kim Subject: Re: [PATCH v2 RESEND 0/4] Fix power domains handling on exynos542x Date: Wed, 18 Mar 2015 02:14:34 +0900 Message-ID: <550860FA.9040408@kernel.org> References: <1426167431-24470-1-git-send-email-a.hajda@samsung.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1426167431-24470-1-git-send-email-a.hajda-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Andrzej Hajda Cc: Kukjin Kim , Marek Szyprowski , Kyungmin Park , javier.martinez-ZGY8ohtN/8pPYcu2f3hruQ@public.gmane.org, Liquid.Acid-hi6Y0CQ0nG0@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, linux-samsung-soc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org List-Id: linux-samsung-soc@vger.kernel.org On 03/12/15 22:37, Andrzej Hajda wrote: > Hi Kukjin, > Hi, > This is resend of my patchset with added (Reviewed|Tested)-by tags and removed RFC > prefix. > > Exynos chipsets since 542x have asynchronous bridges connecting different IPs. > These bridges should be operational during power domain switching, ie associated > clocks cannot be gated. > This patchset adds binding to provide such clocks per power domain and adds code > which enables them during domain on/off operation. > > This patchset fixes power domain issues with disp1 domain and HDMI (some of them) > on Odroid XU3: > - disp1 power domain can be turned off, > - no more "imprecise external abort" faults. > > The patchset is based on samsung-fixes-dt tag from kgene/linux-samsung. > > It was successfully tested on OdroidXU3. > Thanks, applied whole this series. - Kukjin > Andrzej Hajda (4): > arm/exynos: add asynchronous bridge clock bindings > arm/exynos/pm_domains: add support for async-bridge clocks > ARM: dts: exynos5420: add async-bridge clocks to disp1 power domain > ARM: dts: exynos5420: add async-bridge clocks to gsc power domain > > .../bindings/arm/exynos/power_domain.txt | 3 +++ > arch/arm/boot/dts/exynos5420.dtsi | 8 +++++-- > arch/arm/mach-exynos/pm_domains.c | 27 ++++++++++++++++++---- > 3 files changed, 32 insertions(+), 6 deletions(-) -- 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 From: kgene@kernel.org (Kukjin Kim) Date: Wed, 18 Mar 2015 02:14:34 +0900 Subject: [PATCH v2 RESEND 0/4] Fix power domains handling on exynos542x In-Reply-To: <1426167431-24470-1-git-send-email-a.hajda@samsung.com> References: <1426167431-24470-1-git-send-email-a.hajda@samsung.com> Message-ID: <550860FA.9040408@kernel.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 03/12/15 22:37, Andrzej Hajda wrote: > Hi Kukjin, > Hi, > This is resend of my patchset with added (Reviewed|Tested)-by tags and removed RFC > prefix. > > Exynos chipsets since 542x have asynchronous bridges connecting different IPs. > These bridges should be operational during power domain switching, ie associated > clocks cannot be gated. > This patchset adds binding to provide such clocks per power domain and adds code > which enables them during domain on/off operation. > > This patchset fixes power domain issues with disp1 domain and HDMI (some of them) > on Odroid XU3: > - disp1 power domain can be turned off, > - no more "imprecise external abort" faults. > > The patchset is based on samsung-fixes-dt tag from kgene/linux-samsung. > > It was successfully tested on OdroidXU3. > Thanks, applied whole this series. - Kukjin > Andrzej Hajda (4): > arm/exynos: add asynchronous bridge clock bindings > arm/exynos/pm_domains: add support for async-bridge clocks > ARM: dts: exynos5420: add async-bridge clocks to disp1 power domain > ARM: dts: exynos5420: add async-bridge clocks to gsc power domain > > .../bindings/arm/exynos/power_domain.txt | 3 +++ > arch/arm/boot/dts/exynos5420.dtsi | 8 +++++-- > arch/arm/mach-exynos/pm_domains.c | 27 ++++++++++++++++++---- > 3 files changed, 32 insertions(+), 6 deletions(-) From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932698AbbCQROn (ORCPT ); Tue, 17 Mar 2015 13:14:43 -0400 Received: from mail.kernel.org ([198.145.29.136]:40360 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753291AbbCQROl (ORCPT ); Tue, 17 Mar 2015 13:14:41 -0400 Message-ID: <550860FA.9040408@kernel.org> Date: Wed, 18 Mar 2015 02:14:34 +0900 From: Kukjin Kim User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.2.24) Gecko/20111108 Fedora/3.1.16-1.fc14 Lightning/1.0b3pre Thunderbird/3.1.16 MIME-Version: 1.0 To: Andrzej Hajda CC: Kukjin Kim , Marek Szyprowski , Kyungmin Park , javier.martinez@collabora.co.uk, Liquid.Acid@gmx.net, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-samsung-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH v2 RESEND 0/4] Fix power domains handling on exynos542x References: <1426167431-24470-1-git-send-email-a.hajda@samsung.com> In-Reply-To: <1426167431-24470-1-git-send-email-a.hajda@samsung.com> X-Enigmail-Version: 1.1.1 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 03/12/15 22:37, Andrzej Hajda wrote: > Hi Kukjin, > Hi, > This is resend of my patchset with added (Reviewed|Tested)-by tags and removed RFC > prefix. > > Exynos chipsets since 542x have asynchronous bridges connecting different IPs. > These bridges should be operational during power domain switching, ie associated > clocks cannot be gated. > This patchset adds binding to provide such clocks per power domain and adds code > which enables them during domain on/off operation. > > This patchset fixes power domain issues with disp1 domain and HDMI (some of them) > on Odroid XU3: > - disp1 power domain can be turned off, > - no more "imprecise external abort" faults. > > The patchset is based on samsung-fixes-dt tag from kgene/linux-samsung. > > It was successfully tested on OdroidXU3. > Thanks, applied whole this series. - Kukjin > Andrzej Hajda (4): > arm/exynos: add asynchronous bridge clock bindings > arm/exynos/pm_domains: add support for async-bridge clocks > ARM: dts: exynos5420: add async-bridge clocks to disp1 power domain > ARM: dts: exynos5420: add async-bridge clocks to gsc power domain > > .../bindings/arm/exynos/power_domain.txt | 3 +++ > arch/arm/boot/dts/exynos5420.dtsi | 8 +++++-- > arch/arm/mach-exynos/pm_domains.c | 27 ++++++++++++++++++---- > 3 files changed, 32 insertions(+), 6 deletions(-)