Re: [PATCH V7 13/15] phy: tegra: Add PCIe PIPE2UPHY support

[Thierry Reding]

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@xxxxxxxxxx>
> ---
> 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.

Thierry

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