From: Mark Rutland <mark.rutland@arm.com>
To: Eric Anholt <eric@anholt.net>
Cc: linux-rpi-kernel@lists.infradead.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org,
Stephen Warren <swarren@wwwdotorg.org>,
Lee Jones <lee@kernel.org>,
Florian Fainelli <f.fainelli@gmail.com>,
Rob Herring <robh+dt@kernel.org>, Pawel Moll <pawel.moll@arm.com>,
Ian Campbell <ijc+devicetree@hellion.org.uk>,
Kumar Gala <galak@codeaurora.org>,
devicetree@vger.kernel.org
Subject: Re: [PATCH 2/2] ARM: bcm2835: Add devicetree for the Raspberry Pi 3.
Date: Fri, 4 Mar 2016 18:41:36 +0000 [thread overview]
Message-ID: <20160304184136.GB5033@leverpostej> (raw)
In-Reply-To: <1457116769-8567-2-git-send-email-eric@anholt.net>
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 <eric@anholt.net>
> ---
> 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.
next prev parent reply other threads:[~2016-03-04 18:41 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-04 18:39 [PATCH 1/2] dt-bindings: Add root properties for Raspberry Pi 3 Eric Anholt
[not found] ` <1457116769-8567-1-git-send-email-eric-WhKQ6XTQaPysTnJN9+BGXg@public.gmane.org>
2016-03-04 18:39 ` [PATCH 2/2] ARM: bcm2835: Add devicetree for the " Eric Anholt
2016-03-04 18:41 ` Mark Rutland [this message]
2016-03-04 18:55 ` Eric Anholt
[not found] ` <874mcm3wfs.fsf-omZaPlIz5HhaEpDpdNBo/KxOck334EZe@public.gmane.org>
2016-03-04 18:59 ` Mark Rutland
2016-03-04 19:39 ` Eric Anholt
2016-03-08 5:54 ` Stephen Warren
2016-03-17 11:53 ` [PATCH 1/2] dt-bindings: Add root properties for " Rob Herring
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