From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tony Lindgren Subject: Re: [PATCH 1/2] ARM: OMAP2+: prm44xx: Introduce context save/restore for am43 PRCM IO Date: Fri, 18 May 2018 07:01:19 -0700 Message-ID: <20180518140119.GV98604@atomide.com> References: <1526632822-26049-1-git-send-email-j-keerthy@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Content-Disposition: inline In-Reply-To: <1526632822-26049-1-git-send-email-j-keerthy@ti.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: Keerthy Cc: t-kristo@ti.com, linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Dave Gerlach List-Id: linux-omap@vger.kernel.org * Keerthy [180518 08:42]: > From: Dave Gerlach > > There are two registers on am43x needed for IO daisy chain wake to work > properly, however currently after an RTC+DDR cycle they are lost. We > must take care to save and restore these before and after entering RTC > mode otherwise IO daisy chain wake will stop working from DeepSleep > after resuming. OK applying these two also into omap-for-v4.18/soc. Regards, Tony From mboxrd@z Thu Jan 1 00:00:00 1970 From: tony@atomide.com (Tony Lindgren) Date: Fri, 18 May 2018 07:01:19 -0700 Subject: [PATCH 1/2] ARM: OMAP2+: prm44xx: Introduce context save/restore for am43 PRCM IO In-Reply-To: <1526632822-26049-1-git-send-email-j-keerthy@ti.com> References: <1526632822-26049-1-git-send-email-j-keerthy@ti.com> Message-ID: <20180518140119.GV98604@atomide.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org * Keerthy [180518 08:42]: > From: Dave Gerlach > > There are two registers on am43x needed for IO daisy chain wake to work > properly, however currently after an RTC+DDR cycle they are lost. We > must take care to save and restore these before and after entering RTC > mode otherwise IO daisy chain wake will stop working from DeepSleep > after resuming. OK applying these two also into omap-for-v4.18/soc. Regards, Tony