From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark Rutland Subject: Re: [PATCH 2/2] ARM: bcm2835: Add devicetree for the Raspberry Pi 3. Date: Fri, 4 Mar 2016 18:41:36 +0000 Message-ID: <20160304184136.GB5033@leverpostej> References: <1457116769-8567-1-git-send-email-eric@anholt.net> <1457116769-8567-2-git-send-email-eric@anholt.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1457116769-8567-2-git-send-email-eric@anholt.net> Sender: linux-kernel-owner@vger.kernel.org To: Eric Anholt Cc: linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Stephen Warren , Lee Jones , Florian Fainelli , Rob Herring , Pawel Moll , Ian Campbell , Kumar Gala , devicetree@vger.kernel.org List-Id: devicetree@vger.kernel.org On Fri, Mar 04, 2016 at 10:39:29AM -0800, Eric Anholt wrote: > For now this doesn't support the new hardware present on the Pi 3 (BT, > wifi, GPIO expander). Since the GPIO expander isn't supported, we > also don't have the LEDs like the other board files do. > > Signed-off-by: Eric Anholt > --- > arch/arm/boot/dts/Makefile | 3 +- > arch/arm/boot/dts/bcm2837-rpi-3-b.dts | 22 ++++++++++++ > arch/arm/boot/dts/bcm2837.dtsi | 68 +++++++++++++++++++++++++++++++++++ > 3 files changed, 92 insertions(+), 1 deletion(-) > create mode 100644 arch/arm/boot/dts/bcm2837-rpi-3-b.dts > create mode 100644 arch/arm/boot/dts/bcm2837.dtsi > + timer { > + compatible = "arm,armv7-timer"; > + interrupt-parent = <&local_intc>; > + interrupts = <0>, // PHYS_SECURE_PPI > + <1>, // PHYS_NONSECURE_PPI > + <3>, // VIRT_PPI > + <2>; // HYP_PPI > + always-on; > + }; Are the CPUs in an always-on power domain? Or is it jsut that the kernel doesn't perform power management of CPUs? The always-on proeprty is only intended for the former. Mark.