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[144.178.202.139]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-ae3f6b600ddsm1116795766b.158.2025.07.09.07.55.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 09 Jul 2025 07:55:24 -0700 (PDT) From: Luca Weiss Date: Wed, 09 Jul 2025 16:55:15 +0200 Subject: [PATCH v2 2/4] phy: qualcomm: phy-qcom-eusb2-repeater: Support tune-res-fsdif prop 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: <20250709-sm7635-eusb-repeater-v2-2-b6eff075c097@fairphone.com> References: <20250709-sm7635-eusb-repeater-v2-0-b6eff075c097@fairphone.com> In-Reply-To: <20250709-sm7635-eusb-repeater-v2-0-b6eff075c097@fairphone.com> To: Vinod Koul , Kishon Vijay Abraham I , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Abel Vesa Cc: ~postmarketos/upstreaming@lists.sr.ht, phone-devel@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Luca Weiss , Neil Armstrong X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1752072923; l=1187; i=luca.weiss@fairphone.com; s=20250611; h=from:subject:message-id; bh=JjK37/7ou8Ub4yuQzbdrYu/+a8HXwLFQlJ7GCGIoSKo=; b=a4O39biLPv1ckqefPreNqneOFtzOmXRAtTy90P3R2Po9bjTLgvaXw8O0srrHGpicIbkBCZwtq GMA3OKt/wNkAXcOlHdD0WJfhA5Q0vh5eGp6Mfjp75rWf3jKut3x0cbF X-Developer-Key: i=luca.weiss@fairphone.com; a=ed25519; pk=O1aw+AAust5lEmgrNJ1Bs7PTY0fEsJm+mdkjExA69q8= Support reading the FS Differential TX Output Resistance Tuning from devicetree and writing the register, as required on some boards. Reviewed-by: Abel Vesa Reviewed-by: Neil Armstrong Signed-off-by: Luca Weiss --- drivers/phy/qualcomm/phy-qcom-eusb2-repeater.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/phy/qualcomm/phy-qcom-eusb2-repeater.c b/drivers/phy/q= ualcomm/phy-qcom-eusb2-repeater.c index d7493c2294ef23e37e484019a49ddf7b3d6a6a46..61594739e5b12706775622e1f76= af6ad5d2d29bf 100644 --- a/drivers/phy/qualcomm/phy-qcom-eusb2-repeater.c +++ b/drivers/phy/qualcomm/phy-qcom-eusb2-repeater.c @@ -136,6 +136,9 @@ static int eusb2_repeater_init(struct phy *phy) if (!of_property_read_u8(np, "qcom,tune-usb2-preem", &val)) regmap_write(regmap, base + EUSB2_TUNE_IUSB2, val); =20 + if (!of_property_read_u8(np, "qcom,tune-res-fsdif", &val)) + regmap_write(regmap, base + EUSB2_TUNE_RES_FSDIF, val); + /* Wait for status OK */ ret =3D regmap_read_poll_timeout(regmap, base + EUSB2_RPTR_STATUS, poll_v= al, poll_val & RPTR_OK, 10, 5); --=20 2.50.0