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SubjectRe: [PATCH V8 13/15] phy: tegra: Add PCIe PIPE2UPHY support
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Date
26.05.2019 7:37, Vidya Sagar пишет:
> 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 [v7]:
> * Changed P2U driver file name from pcie-p2u-tegra194.c to phy-tegra194-p2u.c
>
> 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/phy-tegra194-p2u.c | 109 +++++++++++++++++++++++++++
> 3 files changed, 117 insertions(+)
> create mode 100644 drivers/phy/tegra/phy-tegra194-p2u.c
>
> diff --git a/drivers/phy/tegra/Kconfig b/drivers/phy/tegra/Kconfig
> index a3b1de953fb7..c56fc8452e03 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_P2U
> + tristate "NVIDIA Tegra194 PIPE2UPHY PHY driver"
> + depends on ARCH_TEGRA || COMPILE_TEST

ARCH_TEGRA is a bit too much, ARCH_TEGRA_194_SOC should fit better here.

--
Dmitry

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