From mboxrd@z Thu Jan 1 00:00:00 1970 From: pankaj.dubey@samsung.com (Pankaj Dubey) Date: Thu, 29 Oct 2015 14:28:13 +0530 Subject: [PATCH] ARM: exynos: Bring back reboot on Exynos5410 In-Reply-To: <002801d11225$dedab4a0$9c901de0$@samsung.com> References: <1446024965-8508-1-git-send-email-p.fedin@samsung.com> <56317960.9070608@samsung.com> <006c01d11218$d6e2d500$84a87f00$@samsung.com> <5631D8E5.6090506@samsung.com> <002801d11225$dedab4a0$9c901de0$@samsung.com> Message-ID: <5631DFA5.8040208@samsung.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Thursday 29 October 2015 02:13 PM, Pavel Fedin wrote: > Hello! > >> These patches are not adding any new code, except DT entry. Infact >> restart handler will be removed from PMU driver and we will be using >> generic syscon based implementation for reboot, which is already present >> in Linux kernel. > > Ah, got it. So syscon is a very generic thing, allowing to describe whatever reset register for whatever board, since we are specifying both address and value to write there. Is my understanding correct? If so, then, OK, you can do this too. > Yes, syscon-reboot does exactly same. We just need to provide "syscon-provider" in our case it's PMU device node, register/offset and value to be written, and syscon-reboot driver will take care from registered restart-handler. Thanks, Pankaj Dubey > Kind regards, > Pavel Fedin > Expert Engineer > Samsung Electronics Research center Russia > > >