From mboxrd@z Thu Jan  1 00:00:00 1970
From: robh@kernel.org (Rob Herring)
Date: Thu, 5 May 2016 17:17:13 -0500
Subject: [Patch v3 1/8] dt/bindings: firmware: Add Qualcomm SCM binding
In-Reply-To: <1462402245-18295-2-git-send-email-andy.gross@linaro.org>
References: <1462402245-18295-1-git-send-email-andy.gross@linaro.org>
 <1462402245-18295-2-git-send-email-andy.gross@linaro.org>
Message-ID: <20160505221713.GA12273@rob-hp-laptop>
To: linux-arm-kernel@lists.infradead.org
List-Id: linux-arm-kernel.lists.infradead.org

On Wed, May 04, 2016 at 05:50:38PM -0500, Andy Gross wrote:
> This patch adds the device tree support for the Qualcomm SCM firmware.
> 
> Signed-off-by: Andy Gross <andy.gross@linaro.org>
> ---
>  .../devicetree/bindings/firmware/qcom,scm.txt      | 26 ++++++++++++++++++++++
>  1 file changed, 26 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/firmware/qcom,scm.txt
> 
> diff --git a/Documentation/devicetree/bindings/firmware/qcom,scm.txt b/Documentation/devicetree/bindings/firmware/qcom,scm.txt
> new file mode 100644
> index 0000000..ee7cd12
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/firmware/qcom,scm.txt
> @@ -0,0 +1,26 @@
> +QCOM Secure Channel Manager (SCM)
> +
> +Qualcomm processors include an interface to communicate to the secure firmware.
> +This interface allows for clients to request different types of actions.  These
> +can include CPU power up/down, HDCP requests, loading of firmware, and other
> +assorted actions.
> +
> +Required properties:
> +- compatible: must contain one of the following:
> + * "qcom,scm-a-family" for A family Qualcomm processors (APQ8064, MSM8960, etc)
> + * "qcom,scm" for B family and later processors (MSM8916, APQ8084, MSM8974, etc)
> +- clocks: One to three clocks may be required based on compatible.
> + * Only core clock required for "qcom,scm-apq8064"

This is not a compatible string. What happened to the chip ones. I 
thought we decided on chip specific plus one of the above ones.

Rob