From: Griffin Kroah-Hartman <griffin.kroah@fairphone.com>
Date: Thu, 16 Oct 2025 11:35:24 +0000 (+0200)
Subject: arm64: dts: qcom: qcm6490-fairphone-fp5: Enable CCI pull-up
X-Git-Tag: v6.19-rc1~100^2~14^2~12
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6678d5cf48deee17b903aed72f2e20924fe016d9;p=thirdparty%2Flinux.git

arm64: dts: qcom: qcm6490-fairphone-fp5: Enable CCI pull-up

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 <bod@kernel.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Signed-off-by: Griffin Kroah-Hartman <griffin.kroah@fairphone.com>
Link: https://lore.kernel.org/r/20251016-dw9800-driver-v3-3-d7058f72ead4@fairphone.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
---

diff --git a/arch/arm64/boot/dts/qcom/qcm6490-fairphone-fp5.dts b/arch/arm64/boot/dts/qcom/qcm6490-fairphone-fp5.dts
index 69726ab90f16a..c4efe35e393a1 100644
--- a/arch/arm64/boot/dts/qcom/qcm6490-fairphone-fp5.dts
+++ b/arch/arm64/boot/dts/qcom/qcm6490-fairphone-fp5.dts
@@ -764,6 +764,8 @@
 				regulator-name = "vreg_l6p";
 				regulator-min-microvolt = <1700000>;
 				regulator-max-microvolt = <1904000>;
+				/* Pull-up for CCI I2C busses */
+				regulator-always-on;
 			};
 
 			vreg_l7p: ldo7 {