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SubjectRe: [PATCH V7 13/15] phy: tegra: Add PCIe PIPE2UPHY support
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On 5/21/2019 4:30 PM, Thierry Reding wrote:
> On Fri, May 17, 2019 at 06:08:44PM +0530, Vidya Sagar wrote:
>> Synopsys DesignWare core based PCIe controllers in Tegra 194 SoC interface
>> with Universal PHY (UPHY) module through a PIPE2UPHY (P2U) module.
>> For each PCIe lane of a controller, there is a P2U unit instantiated at
>> hardware level. This driver provides support for the programming required
>> for each P2U that is going to be used for a PCIe controller.
>>
>> Signed-off-by: Vidya Sagar <vidyas@nvidia.com>
>> ---
>> Changes since [v6]:
>> * None
>>
>> Changes since [v5]:
>> * Addressed review comments from Thierry
>>
>> Changes since [v4]:
>> * None
>>
>> Changes since [v3]:
>> * Rebased on top of linux-next top of the tree
>>
>> Changes since [v2]:
>> * Replaced spaces with tabs in Kconfig file
>> * Sorted header file inclusion alphabetically
>>
>> Changes since [v1]:
>> * Added COMPILE_TEST in Kconfig
>> * Removed empty phy_ops implementations
>> * Modified code according to DT documentation file modifications
>>
>> drivers/phy/tegra/Kconfig | 7 ++
>> drivers/phy/tegra/Makefile | 1 +
>> drivers/phy/tegra/pcie-p2u-tegra194.c | 109 ++++++++++++++++++++++++++
>> 3 files changed, 117 insertions(+)
>> create mode 100644 drivers/phy/tegra/pcie-p2u-tegra194.c
>>
>> diff --git a/drivers/phy/tegra/Kconfig b/drivers/phy/tegra/Kconfig
>> index a3b1de953fb7..06d423fa85b4 100644
>> --- a/drivers/phy/tegra/Kconfig
>> +++ b/drivers/phy/tegra/Kconfig
>> @@ -6,3 +6,10 @@ config PHY_TEGRA_XUSB
>>
>> To compile this driver as a module, choose M here: the module will
>> be called phy-tegra-xusb.
>> +
>> +config PHY_TEGRA194_PCIE_P2U
>> + tristate "NVIDIA Tegra P2U PHY Driver"
>
> One more thing: perhaps make this description consistent with the driver
> description in the source file.
Done.
>
> Thierry
>

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