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[35.204.239.8]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-5f7ec0e6331sm3546619a12.78.2025.04.29.01.49.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 29 Apr 2025 01:49:27 -0700 (PDT) From: =?utf-8?q?Andr=C3=A9_Draszik?= Date: Tue, 29 Apr 2025 09:49:24 +0100 Subject: [PATCH 1/2] phy: exynos5-usbdrd: fix setting LINKSYSTEM_FLADJ on exynos7870 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250429-exynos5-phy-field-prep-v1-1-39eb279a3e0e@linaro.org> References: <20250429-exynos5-phy-field-prep-v1-0-39eb279a3e0e@linaro.org> In-Reply-To: <20250429-exynos5-phy-field-prep-v1-0-39eb279a3e0e@linaro.org> To: Vinod Koul , Kishon Vijay Abraham I , Krzysztof Kozlowski , Alim Akhtar , Kaustabh Chakraborty , Sam Protsenko Cc: Peter Griffin , Tudor Ambarus , Will McVicker , kernel-team@android.com, linux-phy@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org, =?utf-8?q?Andr=C3=A9_Draszik?= X-Mailer: b4 0.14.2 The code here is trying to set the FLADJ field to 0x20, so it should clear any previous value in that field before or'ing-in the new value. Fixes: 588d5d20ca8d ("phy: exynos5-usbdrd: add exynos7870 USBDRD support") Signed-off-by: Andr=C3=A9 Draszik --- drivers/phy/samsung/phy-exynos5-usbdrd.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/phy/samsung/phy-exynos5-usbdrd.c b/drivers/phy/samsung= /phy-exynos5-usbdrd.c index 634c4310c660a50e5d0869645506ab1b64fffd4b..4ea1fabd4d6f9c9fe412f17d4d2= 6be07724b6361 100644 --- a/drivers/phy/samsung/phy-exynos5-usbdrd.c +++ b/drivers/phy/samsung/phy-exynos5-usbdrd.c @@ -1186,6 +1186,7 @@ static void exynos7870_usbdrd_utmi_init(struct exynos= 5_usbdrd_phy *phy_drd) * See xHCI 1.0 spec, 5.2.4 */ reg |=3D LINKSYSTEM_XHCI_VERSION_CONTROL; + reg &=3D ~LINKSYSTEM_FLADJ; reg |=3D FIELD_PREP_CONST(LINKSYSTEM_FLADJ, 0x20); /* Set VBUSVALID signal as the VBUS pad is not used */ reg |=3D LINKSYSTEM_FORCE_BVALID; --=20 2.49.0.901.g37484f566f-goog