linux-kernel - Re: [PATCH 1/2] dt-bindings: msm8996-pcie-phy: add support for msm8996 pcie phy

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Message-ID: <636dcd07-82a9-ddf4-9cd1-0b70dac88d8c@linaro.org>
Date:   Fri, 16 Sep 2016 17:45:43 +0100
From:   Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
To:     Rob Herring <robh@...nel.org>
Cc:     Kishon Vijay Abraham I <kishon@...com>,
        Mark Rutland <mark.rutland@....com>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-msm@...r.kernel.org
Subject: Re: [PATCH 1/2] dt-bindings: msm8996-pcie-phy: add support for
 msm8996 pcie phy



On 16/09/16 14:52, Rob Herring wrote:
> On Wed, Sep 07, 2016 at 11:55:32AM +0100, Srinivas Kandagatla wrote:
>> This patch adds bindings for pcie phy on MSM8996.
>>
>> This PHY has 3 Ports, including a common block. Each port is connected
>> to one root complex. Each port has dedicated reset control lines apart
>> from common reset and clocks for common block.
>>
>> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
>> ---
>>  .../bindings/phy/qcom-msm8996-pcie-phy.txt         | 62 ++++++++++++++++++++++
>>  1 file changed, 62 insertions(+)
>>  create mode 100644 Documentation/devicetree/bindings/phy/qcom-msm8996-pcie-phy.txt
>>
>> diff --git a/Documentation/devicetree/bindings/phy/qcom-msm8996-pcie-phy.txt b/Documentation/devicetree/bindings/phy/qcom-msm8996-pcie-phy.txt
>> new file mode 100644
>> index 0000000..51930ed
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/phy/qcom-msm8996-pcie-phy.txt
>> @@ -0,0 +1,62 @@
>> +Qualcomm msm8996 pcie PHY
>> +------------------------
>> +
>> +Required properties:
>> +- compatible: compatible list, contains "qcom,msm8996-pcie-phy".
>
> 8994 has PCIe, this phy is completely different? And Archit mentioned
> another SoC, too.

Recently I too learned that this phy IP is used across USB, UFS and 
other SOCs, so Am planning to dump this patchset and write one common 
driver.

Thanks,
srini
>
> Rob
>