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Re: [PATCH 1/3] dt: xilinx: zynqmp: Add bindings for PM firmware

From Rob Herring <robh@kernel.org>
Newsgroups linux.kernel
Subject Re: [PATCH 1/3] dt: xilinx: zynqmp: Add bindings for PM firmware
Date 2017-08-10 21:20 +0200
Message-ID <ud19U-1Bl-7@gated-at.bofh.it> (permalink)
References <uaL9f-7DN-7@gated-at.bofh.it> <uaL9f-7DN-5@gated-at.bofh.it>
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On Fri, Aug 04, 2017 at 03:45:30PM +0200, Michal Simek wrote:
> From: Soren Brinkmann <soren.brinkmann@xilinx.com>
> 
> Document the DT bindings for the Zynq UltraScale+ PM Firmware.
> 
> Signed-off-by: Soren Brinkmann <soren.brinkmann@xilinx.com>
> Signed-off-by: Michal Simek <michal.simek@xilinx.com>
> ---
> 
>  .../devicetree/bindings/soc/xilinx/xlnx,zynqmp-pm.txt | 19 +++++++++++++++++++

bindings/firmware/

>  1 file changed, 19 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/soc/xilinx/xlnx,zynqmp-pm.txt
> 
> diff --git a/Documentation/devicetree/bindings/soc/xilinx/xlnx,zynqmp-pm.txt b/Documentation/devicetree/bindings/soc/xilinx/xlnx,zynqmp-pm.txt
> new file mode 100644
> index 000000000000..222a18ce07fc
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/soc/xilinx/xlnx,zynqmp-pm.txt
> @@ -0,0 +1,19 @@
> +Xilinx Zynq MPSoC Firmware Device Tree Bindings
> +
> +The zynqmp-pm node describes the interface to platform firmware.

Please define this should be under /firmware node.

> +Required properties:
> + - compatible:	Must contain:  "xlnx,zynqmp-pm"
> + - method:	The method of calling the PM-API firmware layer.
> +		Permitted values are:
> +		 - "smc" : To be used in configurations without a hypervisor
> +		 - "hvc" : To be used when hypervisor is present

Do you really use both?

> + - interrupts:	Interrupt specifier
> +
> +Examples:
> +	zynqmp-firmware {
> +		compatible = "xlnx,zynqmp-pm";
> +		method = "smc";
> +		interrupt-parent = <&gic>;
> +		interrupts = <0 35 4>;
> +	};
> -- 
> 1.9.1
> 

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[PATCH 1/3] dt: xilinx: zynqmp: Add bindings for PM firmware Michal Simek <michal.simek@xilinx.com> - 2017-08-04 15:50 +0200
  Re: [PATCH 1/3] dt: xilinx: zynqmp: Add bindings for PM firmware Rob Herring <robh@kernel.org> - 2017-08-10 21:20 +0200

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