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Fri, 13 Dec 2019 08:32:08 +0000 (GMT) From: Marek Szyprowski To: linux-usb@vger.kernel.org, linux-samsung-soc@vger.kernel.org Cc: linux-kernel@vger.kernel.org, Kishon Vijay Abraham I , Marek Szyprowski , Bartlomiej Zolnierkiewicz , Krzysztof Kozlowski Subject: [PATCH RESEND] phy: exynos5-usbdrd: Calibrating makes sense only for USB2.0 PHY Date: Fri, 13 Dec 2019 09:31:57 +0100 Message-Id: <20191213083157.9220-1-m.szyprowski@samsung.com> X-Mailer: git-send-email 2.17.1 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrBIsWRmVeSWpSXmKPExsWy7djP87qdPp9jDb7vkbLYOGM9q8WFpz1s FufPb2C3uLxrDpvFjPP7mCwWLWtltlh75C67A7vHplWdbB59W1Yxehy/sZ3J4/MmuQCWKC6b lNSczLLUIn27BK6MS+d/Mxbs5Kh4dvM7WwPjCvYuRk4OCQETifWf57J1MXJxCAmsYJS49GgK lPOFUWL9y6fMEM5nRonmgwuZuhg5wFpuLfeHiC9nlJix+TQTyCiwjg0r00BsNgFDia63XWwg toiAg8SSpXfApjILXGOUeN74CqxBWCBKYvmP5WBFLAKqEisvfAFbwCtgI7HsRQXEefISqzcc ADtCQuAym8T6noMsEAkXiTM3P7FB2MISr45vgfpHRuL/zvlMEA3NjBIPz61lh3B6GCUuN81g hKiyljh8/CIryDZmAU2J9bv0IT5zlNj9xQXC5JO48VYQpJgZyJy0bTozRJhXoqNNCGKGmsSs 4+vgth68cIkZwvaQ2HSnnw0SJLESd28+ZJ/AKDcLYdUCRsZVjOKppcW56anFxnmp5XrFibnF pXnpesn5uZsYgfF/+t/xrzsY9/1JOsQowMGoxMPLkPIpVog1say4MvcQowQHs5IIb6r251gh 3pTEyqrUovz4otKc1OJDjNIcLErivMaLXsYKCaQnlqRmp6YWpBbBZJk4OKUaGA+uE13fwRK2 XqRZsXyai8l6u5l2F+bu5v3GcPbUz2pJjuSUW1ZeSvKRknGLZbyP2tnHGKh4TpM587n6/uM4 A9kDZqmM5pFNO613XT/17NjybbIbwjkjluz8F7BnC1eJz8ydZ7xmzFuWHrpDo2/rB3ab2kem Ky/NeR5m9UfEtuMGT/3CTTkPjyuxFGckGmoxFxUnAgCw5Zn4+wIAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFtrPLMWRmVeSWpSXmKPExsVy+t/xu7qdPp9jDRYvYrbYOGM9q8WFpz1s FufPb2C3uLxrDpvFjPP7mCwWLWtltlh75C67A7vHplWdbB59W1Yxehy/sZ3J4/MmuQCWKD2b ovzSklSFjPziElulaEMLIz1DSws9IxNLPUNj81grI1MlfTublNSczLLUIn27BL2MS+d/Mxbs 5Kh4dvM7WwPjCvYuRg4OCQETiVvL/bsYuTiEBJYySrQvncfWxcgJFJeRODmtgRXCFpb4c62L DaLoE6PErmNfwBJsAoYSXW+7wBpEBJwkOteeBitiFrjFKPF5/jlmkISwQITEp03LwRpYBFQl Vl74wgSymVfARmLZiwqIBfISqzccYJ7AyLOAkWEVo0hqaXFuem6xoV5xYm5xaV66XnJ+7iZG YOBtO/Zz8w7GSxuDDzEKcDAq8fAypHyKFWJNLCuuzD3EKMHBrCTCm6r9OVaINyWxsiq1KD++ qDQntfgQoynQ7onMUqLJ+cCoyCuJNzQ1NLewNDQ3Njc2s1AS5+0QOBgjJJCeWJKanZpakFoE 08fEwSnVwMh5Tmqt3quWFe9vcU9MlbsR4uc+TYBlheHXhVoNgoyri1Tb8q6eOrw+rPGlx+vf 7X+l5Ursti/9d//FtTtvo+ualqxM/Se71+N9Vs3m4nW9izZWVO1/bh/y99ZNA6lPNccLay9k pH2unb9ubtvk08031Hdwa7XtZ73TfTA3wdDsZ//L5rDF7POVWIozEg21mIuKEwHIYGwwUgIA AA== X-CMS-MailID: 20191213083209eucas1p1459831639297fc7c37089c8fef4e0248 X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" X-RootMTR: 20191213083209eucas1p1459831639297fc7c37089c8fef4e0248 X-EPHeader: CA CMS-TYPE: 201P X-CMS-RootMailID: 20191213083209eucas1p1459831639297fc7c37089c8fef4e0248 References: Sender: linux-samsung-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org 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 --- drivers/phy/samsung/phy-exynos5-usbdrd.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/phy/samsung/phy-exynos5-usbdrd.c b/drivers/phy/samsung/phy-exynos5-usbdrd.c index 646259bee909..f07edd80d2f3 100644 --- a/drivers/phy/samsung/phy-exynos5-usbdrd.c +++ b/drivers/phy/samsung/phy-exynos5-usbdrd.c @@ -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); - return exynos5420_usbdrd_phy_calibrate(phy_drd); + 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 = { -- 2.17.1