arm64: dts: qcom: sdm845-db845c: specify power for WiFi CH1

Specify power supply for the second chain / antenna output of the
onboard WiFi chip.

Fixes: 3f72e2d ("arm64: dts: qcom: Add Dragonboard 845c")
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20260106-wcn3990-pwrctl-v2-8-0386204328be@oss.qualcomm.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>

Author: lumag

arch/arm64/boot/dts/qcom/sdm845-db845c.dts

@@ -379,6 +379,12 @@
 			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
 		};
 
+		vreg_l23a_3p3: ldo23 {
+			regulator-min-microvolt = <3300000>;
+			regulator-max-microvolt = <3312000>;
+			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+		};
+
 		vreg_l24a_3p075: ldo24 {
 			regulator-min-microvolt = <3088000>;
 			regulator-max-microvolt = <3088000>;
@@ -1155,6 +1161,7 @@
 	vdd-1.8-xo-supply = <&vreg_l7a_1p8>;
 	vdd-1.3-rfa-supply = <&vreg_l17a_1p3>;
 	vdd-3.3-ch0-supply = <&vreg_l25a_3p3>;
+	vdd-3.3-ch1-supply = <&vreg_l23a_3p3>;
 
 	qcom,snoc-host-cap-8bit-quirk;
 	qcom,calibration-variant = "Thundercomm_DB845C";