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[144.178.202.139]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-63a52b1e89csm15849397a12.19.2025.10.16.04.35.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 16 Oct 2025 04:35:39 -0700 (PDT) From: Griffin Kroah-Hartman Date: Thu, 16 Oct 2025 13:35:24 +0200 Subject: [PATCH v3 3/4] arm64: dts: qcom: qcm6490-fairphone-fp5: Enable CCI pull-up 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: <20251016-dw9800-driver-v3-3-d7058f72ead4@fairphone.com> References: <20251016-dw9800-driver-v3-0-d7058f72ead4@fairphone.com> In-Reply-To: <20251016-dw9800-driver-v3-0-d7058f72ead4@fairphone.com> To: Mauro Carvalho Chehab , Rob Herring , Krzysztof Kozlowski , Conor Dooley , devicetree@vger.kernel.org, Daniel Scally , Sakari Ailus , Bjorn Andersson , Konrad Dybcio , =?utf-8?q?Andr=C3=A9_Apitzsch?= , Luca Weiss Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, Griffin Kroah-Hartman , Bryan O'Donoghue , Konrad Dybcio X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1760614534; l=1033; i=griffin.kroah@fairphone.com; s=20250804; h=from:subject:message-id; bh=gf8H+ukYIbgROYGzqMkJ3nKfIiaJaTqo98lw8T1hC40=; b=X8KaIXCiujGBnMpRRbzNWlyFPBpu3tG4PttYXtjNEuJe/QimnhfHsEz4b41csRGR/uwHk1LHu zE6cviABJz0CvJVuEykDIOw8aLaO+EJOIwjbffq1k9qyj8MN79c1158 X-Developer-Key: i=griffin.kroah@fairphone.com; a=ed25519; pk=drSBvqKFiR+xucmLWONHSq/wGrW+YvcVtBXFYnYzn8U= Enable vreg_l6p, which is the voltage source for the pull-up resistor of the CCI busses. This ensures that I2C communication works as expected. Reviewed-by: Bryan O'Donoghue Reviewed-by: Konrad Dybcio Signed-off-by: Griffin Kroah-Hartman --- arch/arm64/boot/dts/qcom/qcm6490-fairphone-fp5.dts | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/qcm6490-fairphone-fp5.dts b/arch/arm6= 4/boot/dts/qcom/qcm6490-fairphone-fp5.dts index e115b6a52b299ef663ccfb614785f8f89091f39d..2dd2c452592aa6b0ac826f19eb9= cb1a8b90cee47 100644 --- a/arch/arm64/boot/dts/qcom/qcm6490-fairphone-fp5.dts +++ b/arch/arm64/boot/dts/qcom/qcm6490-fairphone-fp5.dts @@ -749,6 +749,8 @@ vreg_l6p: ldo6 { regulator-name =3D "vreg_l6p"; regulator-min-microvolt =3D <1700000>; regulator-max-microvolt =3D <1904000>; + /* Pull-up for CCI I2C busses */ + regulator-always-on; }; =20 vreg_l7p: ldo7 { --=20 2.43.0