From: Scott Branden <sbranden@broadcom.com>
To: Rob Herring <robh@kernel.org>, Kapil Hali <kapilh@broadcom.com>
Cc: Pawel Moll <pawel.moll@arm.com>,
Mark Rutland <mark.rutland@arm.com>,
Ian Campbell <ijc+devicetree@hellion.org.uk>,
Kumar Gala <galak@codeaurora.org>,
Russell King <linux@arm.linux.org.uk>,
Ray Jui <rjui@broadcom.com>, Jon Mason <jonmason@broadcom.com>,
Florian Fainelli <f.fainelli@gmail.com>,
Gregory Fong <gregory.0xf0@gmail.com>, Lee Jones <lee@kernel.org>,
Hauke Mehrtens <hauke@hauke-m.de>,
Heiko Stuebner <heiko@sntech.de>,
Kever Yang <kever.yang@rock-chips.com>,
Maxime Ripard <maxime.ripard@free-electrons.com>,
Olof Johansson <olof@lixom.net>, "Paul Walmsley" <paul@pwsan.com>,
Linus Walleij <linus.walleij@linaro.org>,
Chen-Yu Tsai <wens@csie.org>, <devicetree@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
<linux-kernel@vger.kernel.org>,
<bcm-kernel-feedback-list@broadcom.com>
Subject: Re: [PATCH RESEND 1/4] dt-bindings: add SMP enable-method for Broadcom NSP
Date: Thu, 5 Nov 2015 12:57:15 -0800 [thread overview]
Message-ID: <563BC2AB.6030204@broadcom.com> (raw)
In-Reply-To: <20151105204825.GA19314@rob-hp-laptop>
Hi Rob,
On 15-11-05 12:48 PM, Rob Herring wrote:
> On Thu, Nov 05, 2015 at 12:51:18AM -0500, Kapil Hali wrote:
>> Add a compatible string "brcm,bcm-nsp-smp" for Broadcom's
>> Northstar Plus CPU to the 32-bit ARM CPU device tree binding
>> documentation file and create a new binding documentation for
>> Northstar Plus CPU pen-release mechanism.
>>
>> Signed-off-by: Kapil Hali <kapilh@broadcom.com>
>> ---
>> .../bindings/arm/bcm/brcm,nsp-cpu-method.txt | 36 ++++++++++++++++++++++
>> Documentation/devicetree/bindings/arm/cpus.txt | 1 +
>> 2 files changed, 37 insertions(+)
>> create mode 100644 Documentation/devicetree/bindings/arm/bcm/brcm,nsp-cpu-method.txt
>>
>> diff --git a/Documentation/devicetree/bindings/arm/bcm/brcm,nsp-cpu-method.txt b/Documentation/devicetree/bindings/arm/bcm/brcm,nsp-cpu-method.txt
>> new file mode 100644
>> index 0000000..8506da7
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/arm/bcm/brcm,nsp-cpu-method.txt
>> @@ -0,0 +1,36 @@
>> +Broadcom Northstar Plus SoC CPU Enable Method
>> +---------------------------------------------
>> +This binding defines the enable method used for starting secondary
>> +CPUs in the following Broadcom SoCs:
>> + BCM58522, BCM58525, BCM58535, BCM58622, BCM58623, BCM58625, BCM88312
>> +
>> +The enable method is specified by defining the following required
>> +properties in the "cpus" device tree node:
>> + - enable-method = "brcm,bcm-nsp-smp";
>
> This is supposed to be per core.
>
>> + - secondary-boot-reg = <...>;
>
> What happens with more than 2 cores?
>
I'm pretty sure nothing - all of these SoCs have 1 or 2 cores.
Regards,
Scott
next prev parent reply other threads:[~2015-11-05 20:57 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-05 5:51 [PATCH RESEND 0/4] SMP support for Broadcom NSP Kapil Hali
2015-11-05 5:51 ` [PATCH RESEND 1/4] dt-bindings: add SMP enable-method " Kapil Hali
2015-11-05 20:48 ` Rob Herring
2015-11-05 20:57 ` Scott Branden [this message]
2015-11-05 5:51 ` [PATCH RESEND 2/4] ARM: dts: add SMP support " Kapil Hali
2015-11-05 5:51 ` [PATCH RESEND 3/4] ARM: BCM: Add " Kapil Hali
2015-11-05 9:44 ` Linus Walleij
2015-11-06 12:15 ` Kapil Hali
2015-11-16 23:35 ` kbuild test robot
2015-11-05 5:51 ` [PATCH RESEND 4/4] ARM: BCM: Add SMP support for Broadcom 4708 Kapil Hali
2015-11-05 9:34 ` [PATCH RESEND 0/4] SMP support for Broadcom NSP Russell King - ARM Linux
2015-11-05 20:25 ` Hauke Mehrtens
2015-11-06 12:25 ` Kapil Hali
2015-11-06 12:09 ` Kapil Hali
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