linux-kernel - Re: [PATCH RESEND] phy: exynos5-usbdrd: Calibrating makes sense only for USB2.0 PHY

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Date:   Wed, 8 Jul 2020 15:47:58 +0200
From:   Krzysztof Kozlowski <krzk@...nel.org>
To:     Marek Szyprowski <m.szyprowski@...sung.com>
Cc:     linux-usb@...r.kernel.org, linux-samsung-soc@...r.kernel.org,
        linux-kernel@...r.kernel.org, Vinod Koul <vkoul@...nel.org>,
        Kishon Vijay Abraham I <kishon@...com>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
Subject: Re: [PATCH RESEND] phy: exynos5-usbdrd: Calibrating makes sense only
 for USB2.0 PHY

On Wed, Jul 08, 2020 at 03:38:00PM +0200, Marek Szyprowski wrote:
> PHY calibration is needed only for USB2.0 (UTMI) PHY, so skip calling
> calibration code when phy_calibrate() is called for USB3.0 (PIPE3) PHY.
> 
> Fixes: d8c80bb3b55b ("phy: exynos5-usbdrd: Calibrate LOS levels for exynos5420/5800")
> Signed-off-by: Marek Szyprowski <m.szyprowski@...sung.com>
> ---
>  drivers/phy/samsung/phy-exynos5-usbdrd.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)

Acked-by: Krzysztof Kozlowski <krzk@...nel.org>

Best regards,
Krzysztof