From mboxrd@z Thu Jan 1 00:00:00 1970 From: s.hauer@pengutronix.de (Sascha Hauer) Date: Wed, 29 Feb 2012 09:42:21 +0100 Subject: [PATCH v2 2/2] ARM: mx3: Let mx31 and mx35 enter in LPM mode in WFI In-Reply-To: References: <1328220152-3037-1-git-send-email-festevam@gmail.com> <1328220152-3037-2-git-send-email-festevam@gmail.com> Message-ID: <20120229084221.GV3852@pengutronix.de> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Tue, Feb 28, 2012 at 09:47:45AM -0300, Fabio Estevam wrote: > Hi Sascha, > > On 2/2/12, Fabio Estevam wrote: > > The LPM field of register CCMR is used to select the mode that the processor > > will run > > when it goes to WFI. > > > > When mx31 enters in WFI mode the LPM field is at its reset value of 0, > > which configures the mx31 to enter in "wait mode". > > > > On mx35, the LPM field on mx35 is also at 0 after reset, which corresponds > > to "run mode" instead of "wait mode". > > > > Instead of relying on the reset value of LPM to set the low power mode for > > WFI, configure mx31 and mx35 to run in "wait mode" > > > > Reported-by: Benoit Thebaudeau > > Signed-off-by: Fabio Estevam > > I saw that you applied 1/2, but not 2/2. > > Is there anything I should rework in this patch? Nope, I just lost it. I'll queue it. Sascha -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |