Re: [PATCH v4 2/6] phy: exynos5-usbdrd: support HS phy for ExynosAutov920

[Krzysztof Kozlowski <krzk@kernel.org>]

On 01/07/2025 14:07, Pritam Manohar Sutar wrote:
> This SoC has a single USB 3.1 DRD combo phy that supports both
> UTMI+ (HS) and PIPE3 (SS) and three USB2.0 DRD HS phy controllers
> those only support the UTMI+ (HS) interface.
> 
> Support only UTMI+ port for this SoC which is very similar to what
> the existing Exynos850 supports.
> 
> This SoC shares phy isol between USBs. Bypass PHY isol when first USB
> is powered on and enable it when all of then are powered off. Add
> required change in phy driver to support HS phy for this SoC.
> 
> Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>

Drop

You again added significant changes and claimed they were reviewed.

> Signed-off-by: Pritam Manohar Sutar <pritam.sutar@samsung.com>
> ---
>  drivers/phy/samsung/phy-exynos5-usbdrd.c    | 131 ++++++++++++++++++++
>  include/linux/soc/samsung/exynos-regs-pmu.h |   2 +
>  2 files changed, 133 insertions(+)
> 
> diff --git a/drivers/phy/samsung/phy-exynos5-usbdrd.c b/drivers/phy/samsung/phy-exynos5-usbdrd.c
> index dd660ebe8045..64f3316f6ad4 100644
> --- a/drivers/phy/samsung/phy-exynos5-usbdrd.c
> +++ b/drivers/phy/samsung/phy-exynos5-usbdrd.c
> @@ -480,6 +480,8 @@ struct exynos5_usbdrd_phy {
>  	enum typec_orientation orientation;
>  };
>  
> +static atomic_t usage_count = ATOMIC_INIT(0);

No, you cannot have singletons. How are you going to handle two
independent phys?

Best regards,
Krzysztof