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Date: Mon, 23 Nov 2015 17:17:44 -0600
From: Rob Herring <robh@kernel.org>
To: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Cc: linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
        linux-pci@vger.kernel.org, Bjorn Helgaas <bhelgaas@google.com>,
        Srinivas Kandagatla <srinivas.kandagatla@linaro.org>,
        Mark Rutland <mark.rutland@arm.com>, Pawel Moll <pawel.moll@arm.com>,
        Ian Campbell <ijc+devicetree@hellion.org.uk>,
        Arnd Bergmann <arnd@arndb.de>, Jingoo Han <jingoohan1@gmail.com>,
        Pratyush Anand <pratyush.anand@gmail.com>,
        Bjorn Andersson <bjorn.andersson@sonymobile.com>,
        Stanimir Varbanov <svarbanov@mm-sol.com>
Subject: Re: [PATCH v3 3/6] DT: PCI: qcom: Document PCIe devicetree bindings
Message-ID: <20151123231744.GA14078@rob-hp-laptop>
References: <cover.1448270813.git.stanimir.varbanov@linaro.org>
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On Mon, Nov 23, 2015 at 11:29:00AM +0200, Stanimir Varbanov wrote:
> From: Stanimir Varbanov <svarbanov@mm-sol.com>
> 
> Document Qualcomm PCIe driver devicetree bindings.
> 
> Signed-off-by: Stanimir Varbanov <svarbanov@mm-sol.com>
> Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
> ---
>  .../devicetree/bindings/pci/qcom,pcie.txt          |  231 ++++++++++++++++++++
>  1 file changed, 231 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/pci/qcom,pcie.txt
> 
> diff --git a/Documentation/devicetree/bindings/pci/qcom,pcie.txt b/Documentation/devicetree/bindings/pci/qcom,pcie.txt
> new file mode 100644
> index 000000000000..d7640d45fa31
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/pci/qcom,pcie.txt
> @@ -0,0 +1,231 @@
> +* Qualcomm PCI express root complex
> +
> +- compatible:
> +	Usage: required
> +	Value type: <stringlist>
> +	Definition: Value shall include
> +		    - "qcom,pcie-v0" for apq/ipq8064
> +		    - "qcom,pcie-v1" for apq8084

Use chip part numbers, not versions.

Also, shouldn't you have the Designware compatible in addition.

[...]

> +
> +- <name>-gpio:

Use -gpios

> +	Usage: optional
> +	Value type: <prop-encoded-array>
> +	Definition: List of phandle and gpio specifier pairs. Should contain
> +		    - "perst"  PCIe endpoint reset signal line
> +		    - "pewake" PCIe endpoint wake signal line

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