From mboxrd@z Thu Jan 1 00:00:00 1970 From: Francesco VIRLINZI Date: Tue, 21 Apr 2009 07:17:32 +0000 Subject: Re: [PATCH][RFC] sh: suspend interpreter V1 Message-Id: <49ED730C.9050507@st.com> List-Id: References: <20090323091739.25647.6773.sendpatchset@rx1.opensource.se> In-Reply-To: <20090323091739.25647.6773.sendpatchset@rx1.opensource.se> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-sh@vger.kernel.org Hi Magnus > Can you disable power to certain parts of the SoC? Do you have > multiple power domains? > Not currently... It should be in the future. But hibernation on memory works with a 'power domain' board based therefore it's easy to implement in the customer board. > Do you need functions for saving and restoring hardware state in > device drivers? For some IP it's required. > I've been talking a bit about run time device power > management. Maybe that would be useful for you guys? > What do you have in mind? Currently we release a kernel tool to leave the customer able to design their our power profile. This means the system is moved from a profile to an other.... A real runtime power management requires a support linux currently doesn't have. Regards Francesco > Cheers, > > / magnus > -- > To unsubscribe from this list: send the line "unsubscribe linux-sh" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > >