Commit dcbabfeb authored Jul 08, 2020 by Marek Szyprowski Committed by Vinod Koul Jul 13, 2020

phy: exynos5-usbdrd: Calibrating makes sense only for USB2.0 PHY

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: d8c80bb3 ("phy: exynos5-usbdrd: Calibrate LOS levels for exynos5420/5800")
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Acked-by: Krzysztof Kozlowski <krzk@kernel.org>
Link: https://lore.kernel.org/r/20200708133800.3336-1-m.szyprowski@samsung.com

Signed-off-by: Vinod Koul <vkoul@kernel.org>

parent 03815930

drivers/phy/samsung/phy-exynos5-usbdrd.c

+3 −1

Original line number	Diff line number	Diff line
		@@ -714,7 +714,9 @@ static int exynos5_usbdrd_phy_calibrate(struct phy *phy)
		struct phy_usb_instance *inst = phy_get_drvdata(phy);
		struct exynos5_usbdrd_phy *phy_drd = to_usbdrd_phy(inst);

		if (inst->phy_cfg->id == EXYNOS5_DRDPHY_UTMI)
		return exynos5420_usbdrd_phy_calibrate(phy_drd);
		return 0;
		}

		static const struct phy_ops exynos5_usbdrd_phy_ops = {