Re: [PATCH v1] phy: qcom-qmp: Add msm8998 PCIe QMP PHY support

From: Marc Gonzalez
Date: Tue Mar 26 2019 - 07:53:32 EST


On 26/03/2019 08:45, Kishon Vijay Abraham I wrote:

> On 22/03/19 9:42 PM, Marc Gonzalez wrote:
>
>> Copy init sequence from downstream:
>> https://source.codeaurora.org/quic/la/kernel/msm-4.4/tree/arch/arm/boot/dts/qcom/msm8998-v2.dtsi?h=LE.UM.1.3.r3.25#n372
>
> Can't we instead have reference to HW manual or datasheet?

I have heard of these legendary beasts, but I have never seen one.

>> Signed-off-by: Marc Gonzalez <marc.w.gonzalez@xxxxxxx>
>> ---
>> .../devicetree/bindings/phy/qcom-qmp-phy.txt | 5 +
>> drivers/phy/qualcomm/phy-qcom-qmp.c | 110 ++++++++++++++++++
>> drivers/phy/qualcomm/phy-qcom-qmp.h | 12 ++
>> 3 files changed, 127 insertions(+)
>>
>> diff --git a/Documentation/devicetree/bindings/phy/qcom-qmp-phy.txt b/Documentation/devicetree/bindings/phy/qcom-qmp-phy.txt
>> index 5d181fc3cc18..6000ae34b12b 100644
>> --- a/Documentation/devicetree/bindings/phy/qcom-qmp-phy.txt
>> +++ b/Documentation/devicetree/bindings/phy/qcom-qmp-phy.txt
>> @@ -11,6 +11,7 @@ Required properties:
>> "qcom,msm8996-qmp-usb3-phy" for 14nm USB3 phy on msm8996,
>> "qcom,msm8998-qmp-usb3-phy" for USB3 QMP V3 phy on msm8998,
>> "qcom,msm8998-qmp-ufs-phy" for UFS QMP phy on msm8998,
>> + "qcom,msm8998-qmp-pcie-phy" for PCIe QMP phy on msm8998,
>> "qcom,sdm845-qmp-usb3-phy" for USB3 QMP V3 phy on sdm845,
>> "qcom,sdm845-qmp-usb3-uni-phy" for USB3 QMP V3 UNI phy on sdm845,
>> "qcom,sdm845-qmp-ufs-phy" for UFS QMP phy on sdm845.
>> @@ -48,6 +49,8 @@ Required properties:
>> "aux", "cfg_ahb", "ref".
>> For "qcom,msm8998-qmp-ufs-phy" must contain:
>> "ref", "ref_aux".
>> + For "qcom,msm8998-qmp-pcie-phy" must contain:
>> + "aux", "cfg_ahb", "ref".
>> For "qcom,sdm845-qmp-usb3-phy" must contain:
>> "aux", "cfg_ahb", "ref", "com_aux".
>> For "qcom,sdm845-qmp-usb3-uni-phy" must contain:
>> @@ -70,6 +73,8 @@ Required properties:
>> For "qcom,msm8998-qmp-usb3-phy" must contain
>> "phy", "common".
>> For "qcom,msm8998-qmp-ufs-phy": no resets are listed.
>> + For "qcom,msm8998-qmp-pcie-phy" must contain:
>> + "phy", "common", "cfg".
>> For "qcom,sdm845-qmp-usb3-phy" must contain:
>> "phy", "common".
>> For "qcom,sdm845-qmp-usb3-uni-phy" must contain:
>
> Please send the dt binding in a separate patch.

Coming right up.