From mboxrd@z Thu Jan 1 00:00:00 1970 From: Maxime Ripard Subject: Re: [PATCH v2 1/2] ARM: dts: sun8i: a83t: Add missing cooling device properties for CPUs Date: Mon, 1 Apr 2019 10:20:04 +0200 Message-ID: <20190401082004.kulhr3r6nskidycg@flea> References: <20190328113159.9668-1-megous@megous.com> <20190328113159.9668-2-megous@megous.com> Reply-To: maxime.ripard-LDxbnhwyfcJBDgjK7y7TUQ@public.gmane.org Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="epc7aefphqiuf7xg" Return-path: Sender: linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org Content-Disposition: inline In-Reply-To: <20190328113159.9668-2-megous-5qf/QAjKc83QT0dZR+AlfA@public.gmane.org> List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , To: megous-5qf/QAjKc83QT0dZR+AlfA@public.gmane.org Cc: Chen-Yu Tsai , Rob Herring , Mark Rutland , devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: devicetree@vger.kernel.org --epc7aefphqiuf7xg Content-Type: text/plain; charset="UTF-8" Content-Disposition: inline On Thu, Mar 28, 2019 at 12:31:58PM +0100, megous-5qf/QAjKc83QT0dZR+AlfA@public.gmane.org wrote: > From: Ondrej Jirman > > Enable to use CPUs as cooling device in the future, by adding > "#cooling-cells" to each CPU node. This property should be present for > all the CPUs of a cluster. If these are present only for a subset of > CPUs of a cluster then things will start falling apart as soon as the > CPUs are brought online in a different order. For example, this will > happen because the operating system looks for such properties in the CPU > node it is trying to bring up, so that it can register a cooling device. > > Signed-off-by: Ondrej Jirman Applied, thanks! Maxime -- Maxime Ripard, Bootlin Embedded Linux and Kernel engineering https://bootlin.com --epc7aefphqiuf7xg--