From mboxrd@z Thu Jan 1 00:00:00 1970 From: Russell King - ARM Linux Subject: Re: [PATCH v3 5/8] ARM: mediatek: add smp bringup code for MT6580 Date: Wed, 5 Aug 2015 10:44:30 +0100 Message-ID: <20150805094429.GU7557@n2100.arm.linux.org.uk> References: <1438696464-59858-1-git-send-email-scott.shu@mediatek.com> <1438696464-59858-6-git-send-email-scott.shu@mediatek.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1438696464-59858-6-git-send-email-scott.shu-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Scott Shu Cc: Matthias Brugger , Sascha Hauer , Mark Rutland , devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, wsd_upstream-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org, scott.shu-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, loda.chou-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, jades.shih-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org, linux-mediatek-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, Mars.Cheng-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org List-Id: devicetree@vger.kernel.org On Tue, Aug 04, 2015 at 09:54:21PM +0800, Scott Shu wrote: > Add support for cpu enable-method "mediatek,mt6580-smp" for booting > secondary CPUs on MT6580. If you have CPU power domain support, and you power up and power down the CPUs, why do you need the boot_lock and pen_release stuff? Isn't keeping the power off on a CPU sufficient to prevent it entering the kernel? -- FTTC broadband for 0.8mile line: currently at 10.5Mbps down 400kbps up according to speedtest.net. -- 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