arm64: dts: qcom: pmi8950: add LAB-IBB nodes

Add the PMI8950 LAB-IBB regulator nodes, with the
PMI8998 compatible as fallback.

The LAB-IBB regulators are used as panels supplies
on existing phones or tablets.

Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20241115-topic-sdm450-upstream-lab-ibb-v1-1-8a8e74befbfe@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>

Author: superna9999

arch/arm64/boot/dts/qcom/pmi8950.dtsi

@@ -84,6 +84,23 @@
 		#address-cells = <1>;
 		#size-cells = <0>;
 
+		labibb {
+			compatible = "qcom,pmi8950-lab-ibb",
+				     "qcom,pmi8998-lab-ibb";
+
+			ibb: ibb {
+				interrupts = <0x3 0xdc 0x2 IRQ_TYPE_EDGE_RISING>,
+					     <0x3 0xdc 0x0 IRQ_TYPE_LEVEL_LOW>;
+				interrupt-names = "sc-err", "ocp";
+			};
+
+			lab: lab {
+				interrupts = <0x3 0xde 0x1 IRQ_TYPE_EDGE_RISING>,
+					     <0x3 0xde 0x0 IRQ_TYPE_LEVEL_LOW>;
+				interrupt-names = "sc-err", "ocp";
+			};
+		};
+
 		pmi8950_pwm: pwm {
 			compatible = "qcom,pmi8950-pwm";
 			#pwm-cells = <2>;