From: Rob Herring <robherring2@gmail.com>
To: Stephen Boyd <sboyd@codeaurora.org>
Cc: "linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
linux-arm-msm <linux-arm-msm@vger.kernel.org>,
David Brown <davidb@codeaurora.org>,
Rohit Vaswani <rvaswani@codeaurora.org>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 02/11] devicetree: bindings: Document Qualcomm cpus and enable-method
Date: Fri, 1 Nov 2013 20:04:19 -0500 [thread overview]
Message-ID: <CAL_JsqLObXEWJJ=SuifTjpPz9qTW0n43fyQNA-vjLNeLy-7-XA@mail.gmail.com> (raw)
In-Reply-To: <1383343739-23080-3-git-send-email-sboyd@codeaurora.org>
On Fri, Nov 1, 2013 at 5:08 PM, Stephen Boyd <sboyd@codeaurora.org> wrote:
> From: Rohit Vaswani <rvaswani@codeaurora.org>
>
> Scorpion and Krait are Qualcomm cpus. These cpus don't use the
> spin-table enable-method. Instead they rely on mmio register
> accesses to enable power and clocks to bring CPUs out of reset.
>
> Cc: <devicetree@vger.kernel.org>
> Signed-off-by: Rohit Vaswani <rvaswani@codeaurora.org>
> [sboyd: Split off into separate patch, renamed method to
> qcom,mmio]
> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
> ---
>
> This slightly conflicts with my krait EDAC series.
>
> Documentation/devicetree/bindings/arm/cpus.txt | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/arm/cpus.txt b/Documentation/devicetree/bindings/arm/cpus.txt
> index 37258f9..e2969fa2 100644
> --- a/Documentation/devicetree/bindings/arm/cpus.txt
> +++ b/Documentation/devicetree/bindings/arm/cpus.txt
> @@ -44,6 +44,8 @@ For the ARM architecture every CPU node must contain the following properties:
> "marvell,mohawk"
> "marvell,xsc3"
> "marvell,xscale"
> + "qcom,scorpion"
> + "qcom,krait"
>
> And the following optional properties:
>
> @@ -52,6 +54,7 @@ And the following optional properties:
> different types of cpus.
> This should be one of:
> "spin-table"
> + "qcom,mmio"
Not exactly specific. How would you handle variations in the enable
method? The mmio method to enable is tied to the core type or SOC
type?
Rob
WARNING: multiple messages have this Message-ID (diff)
From: robherring2@gmail.com (Rob Herring)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 02/11] devicetree: bindings: Document Qualcomm cpus and enable-method
Date: Fri, 1 Nov 2013 20:04:19 -0500 [thread overview]
Message-ID: <CAL_JsqLObXEWJJ=SuifTjpPz9qTW0n43fyQNA-vjLNeLy-7-XA@mail.gmail.com> (raw)
In-Reply-To: <1383343739-23080-3-git-send-email-sboyd@codeaurora.org>
On Fri, Nov 1, 2013 at 5:08 PM, Stephen Boyd <sboyd@codeaurora.org> wrote:
> From: Rohit Vaswani <rvaswani@codeaurora.org>
>
> Scorpion and Krait are Qualcomm cpus. These cpus don't use the
> spin-table enable-method. Instead they rely on mmio register
> accesses to enable power and clocks to bring CPUs out of reset.
>
> Cc: <devicetree@vger.kernel.org>
> Signed-off-by: Rohit Vaswani <rvaswani@codeaurora.org>
> [sboyd: Split off into separate patch, renamed method to
> qcom,mmio]
> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
> ---
>
> This slightly conflicts with my krait EDAC series.
>
> Documentation/devicetree/bindings/arm/cpus.txt | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/arm/cpus.txt b/Documentation/devicetree/bindings/arm/cpus.txt
> index 37258f9..e2969fa2 100644
> --- a/Documentation/devicetree/bindings/arm/cpus.txt
> +++ b/Documentation/devicetree/bindings/arm/cpus.txt
> @@ -44,6 +44,8 @@ For the ARM architecture every CPU node must contain the following properties:
> "marvell,mohawk"
> "marvell,xsc3"
> "marvell,xscale"
> + "qcom,scorpion"
> + "qcom,krait"
>
> And the following optional properties:
>
> @@ -52,6 +54,7 @@ And the following optional properties:
> different types of cpus.
> This should be one of:
> "spin-table"
> + "qcom,mmio"
Not exactly specific. How would you handle variations in the enable
method? The mmio method to enable is tied to the core type or SOC
type?
Rob
next prev parent reply other threads:[~2013-11-02 1:04 UTC|newest]
Thread overview: 83+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-11-01 22:08 [PATCH 00/11] CPU enable method based SMP/hotplug + MSM conversion Stephen Boyd
2013-11-01 22:08 ` Stephen Boyd
2013-11-01 22:08 ` [PATCH 01/11] devicetree: bindings: Document cpu enable-method for ARM CPUs Stephen Boyd
2013-11-01 22:08 ` Stephen Boyd
2013-11-01 22:08 ` Stephen Boyd
2013-11-02 1:00 ` Rob Herring
2013-11-02 1:00 ` Rob Herring
2013-11-02 1:00 ` Rob Herring
2013-11-08 9:12 ` Tomasz Figa
2013-11-08 9:12 ` Tomasz Figa
2013-11-01 22:08 ` [PATCH 02/11] devicetree: bindings: Document Qualcomm cpus and enable-method Stephen Boyd
2013-11-01 22:08 ` Stephen Boyd
2013-11-01 22:08 ` Stephen Boyd
2013-11-02 1:04 ` Rob Herring [this message]
2013-11-02 1:04 ` Rob Herring
2013-11-02 1:04 ` Rob Herring
2013-11-04 17:36 ` Stephen Boyd
2013-11-04 17:36 ` Stephen Boyd
2013-11-04 17:36 ` Stephen Boyd
2013-11-05 17:12 ` Kumar Gala
2013-11-05 17:12 ` Kumar Gala
2013-11-05 17:12 ` Kumar Gala
2013-11-05 17:35 ` Stephen Boyd
2013-11-05 17:35 ` Stephen Boyd
2013-11-05 17:35 ` Stephen Boyd
2013-11-05 17:43 ` Kumar Gala
2013-11-05 17:43 ` Kumar Gala
2013-11-05 17:43 ` Kumar Gala
2013-11-05 17:46 ` Stephen Boyd
2013-11-05 17:46 ` Stephen Boyd
2013-11-05 17:46 ` Stephen Boyd
2013-11-05 18:12 ` Kumar Gala
2013-11-05 18:12 ` Kumar Gala
2013-11-05 18:12 ` Kumar Gala
2013-11-01 22:08 ` [PATCH 03/11] devicetree: bindings: Document qcom,kpss-acc Stephen Boyd
2013-11-01 22:08 ` Stephen Boyd
2013-11-01 22:08 ` Stephen Boyd
2013-11-05 17:13 ` Kumar Gala
2013-11-05 17:13 ` Kumar Gala
2013-11-05 17:13 ` Kumar Gala
2013-11-05 17:44 ` Stephen Boyd
2013-11-05 17:44 ` Stephen Boyd
2013-11-05 17:51 ` Kumar Gala
2013-11-05 17:51 ` Kumar Gala
2013-11-08 9:10 ` Tomasz Figa
2013-11-08 9:10 ` Tomasz Figa
2013-11-08 14:30 ` Kumar Gala
2013-11-08 14:30 ` Kumar Gala
2013-11-01 22:08 ` [PATCH 04/11] devicetree: bindings: Document qcom,saw2 node Stephen Boyd
2013-11-01 22:08 ` Stephen Boyd
2013-11-01 22:08 ` Stephen Boyd
2013-11-05 17:16 ` Kumar Gala
2013-11-05 17:16 ` Kumar Gala
2013-11-05 17:16 ` Kumar Gala
2013-11-01 22:08 ` [PATCH 05/11] ARM: Introduce CPU_METHOD_OF_DECLARE() for cpu hotplug/smp Stephen Boyd
2013-11-01 22:08 ` Stephen Boyd
2013-11-01 22:08 ` Stephen Boyd
2013-11-05 17:24 ` Kumar Gala
2013-11-05 17:24 ` Kumar Gala
2013-11-05 17:24 ` Kumar Gala
2013-11-05 17:27 ` Stephen Boyd
2013-11-05 17:27 ` Stephen Boyd
[not found] ` <1383343739-23080-6-git-send-email-sboyd-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2013-11-07 1:50 ` Josh Cartwright
2013-11-07 1:50 ` Josh Cartwright
2013-11-07 1:50 ` Josh Cartwright
2013-11-07 22:34 ` Stephen Boyd
2013-11-07 22:34 ` Stephen Boyd
2013-11-01 22:08 ` [PATCH 06/11] ARM: msm: Remove pen_release usage Stephen Boyd
2013-11-01 22:08 ` Stephen Boyd
2013-11-01 22:08 ` [PATCH 07/11] ARM: msm: Re-organize platsmp to make it extensible Stephen Boyd
2013-11-01 22:08 ` Stephen Boyd
2013-11-05 17:32 ` Kumar Gala
2013-11-05 17:32 ` Kumar Gala
2013-11-01 22:08 ` [PATCH 08/11] ARM: msm: Add SMP support for KPSSv1 Stephen Boyd
2013-11-01 22:08 ` Stephen Boyd
2013-11-01 22:08 ` [PATCH 09/11] ARM: msm: Add SMP support for KPSSv2 Stephen Boyd
2013-11-01 22:08 ` Stephen Boyd
[not found] ` <CACqS6krDt=zDWNXKTu2PvCkMXQbbf-4G2RZtuCt1deU6H2SUxQ@mail.gmail.com>
2013-11-04 18:03 ` Stephen Boyd
2013-11-04 18:03 ` Stephen Boyd
2013-11-01 22:08 ` [PATCH 10/11] ARM: dts: msm: Add nodes necessary for SMP boot Stephen Boyd
2013-11-01 22:08 ` Stephen Boyd
2013-11-01 22:08 ` [PATCH 11/11] ARM: msm: Remove nr_cpus detection logic Stephen Boyd
2013-11-01 22:08 ` Stephen Boyd
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