From mboxrd@z Thu Jan 1 00:00:00 1970 From: pavel@ucw.cz (Pavel Machek) Date: Tue, 18 Oct 2016 12:00:02 +0200 Subject: how to enable suspend to ram for arm-64 bits In-Reply-To: <82ddd0e1-9ecc-5e54-e8ee-86f947fc0ecd@arm.com> References: <06a4f0d7-9022-578d-99e0-ddcde31ed895@arm.com> <82ddd0e1-9ecc-5e54-e8ee-86f947fc0ecd@arm.com> Message-ID: <20161018100002.GA4347@xo-6d-61-c0.localdomain> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi! > >b. in arm64, if some platform has its own suspend flow, couldn't it > >adopts arm/match-xxx to register its own global suspend method? > > > > No, PSCI is highly recommended. Relying on firmware for suspend on x86 was a great disaster, lets not repeat that mistake. arm32 has better powermanagement than x86 ever will (see Nokia N900 for example) -- feel free to copy that code from arm32. Best regards, Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html