Re: [PATCH v4 06/10] phy: qcom: Add M31 based eUSB2 PHY driver

From: Dmitry Baryshkov
Date: Wed Apr 09 2025 - 23:23:23 EST


On Wed, Apr 09, 2025 at 10:48:17AM -0700, Melody Olvera wrote:
> From: Wesley Cheng <quic_wcheng@xxxxxxxxxxx>
>
> SM8750 utilizes an eUSB2 PHY from M31. Add the initialization
> sequences to bring it out of reset and into an operational state. This
> differs to the M31 USB driver, in that the M31 eUSB2 driver will
> require a connection to an eUSB2 repeater. This PHY driver will handle
> the initialization of the associated eUSB2 repeater when required.
>
> Signed-off-by: Wesley Cheng <quic_wcheng@xxxxxxxxxxx>
> Signed-off-by: Melody Olvera <melody.olvera@xxxxxxxxxxxxxxxx>
> ---
> drivers/phy/qualcomm/Kconfig | 10 +
> drivers/phy/qualcomm/Makefile | 1 +
> drivers/phy/qualcomm/phy-qcom-m31-eusb2.c | 325 ++++++++++++++++++++++++++++++
> 3 files changed, 336 insertions(+)
>

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxxxxxxxx>

--
With best wishes
Dmitry