[PATCH v4 2/5] dt-bindings: regulator: Add labibb regulator

[Sumit Semwal <sumit.semwal@linaro.org>]

From: Nisha Kumari <nishakumari@codeaurora.org>

Adding the devicetree binding for labibb regulator.

Signed-off-by: Nisha Kumari <nishakumari@codeaurora.org>
Signed-off-by: Sumit Semwal <sumit.semwal@linaro.org>
 [sumits: cleanup as per review comments and update to yaml]
--
v2: updated for better compatible string and names.
v3: moved to yaml
v4: fixed dt_binding_check issues
---
 .../regulator/qcom-labibb-regulator.yaml      | 79 +++++++++++++++++++
 1 file changed, 79 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/regulator/qcom-labibb-regulator.yaml

diff --git a/Documentation/devicetree/bindings/regulator/qcom-labibb-regulator.yaml b/Documentation/devicetree/bindings/regulator/qcom-labibb-regulator.yaml
new file mode 100644
index 000000000000..178820ec04c7
--- /dev/null
+++ b/Documentation/devicetree/bindings/regulator/qcom-labibb-regulator.yaml
@@ -0,0 +1,79 @@
+# SPDX-License-Identifier: GPL-2.0-only
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/regulator/qcom-labibb-regulator.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm's LAB(LCD AMOLED Boost)/IBB(Inverting Buck Boost) Regulator
+
+maintainers:
+  - Sumit Semwal <sumit.semwal@linaro.org>
+
+description:
+  LAB can be used as a positive boost power supply and IBB can be used as a
+  negative boost power supply for display panels. Currently implemented for
+  pmi8998.
+
+allOf:
+  - $ref: "regulator.yaml#"
+
+properties:
+  compatible:
+    const: qcom,pmi8998-lab-ibb
+
+  lab:
+    type: object
+
+    properties:
+
+      interrupts:
+        maxItems: 1
+        description:
+          Short-circuit interrupt for lab.
+
+      interrupt-names:
+        const: sc-err
+
+    required:
+    - interrupts
+    - interrupt-names
+
+  ibb:
+    type: object
+
+    properties:
+
+      interrupts:
+        maxItems: 1
+        description:
+          Short-circuit interrupt for lab.
+
+      interrupt-names:
+        const: sc-err
+
+    required:
+    - interrupts
+    - interrupt-names
+
+required:
+  - compatible
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/irq.h>
+
+    labibb {
+      compatible = "qcom,pmi8998-lab-ibb";
+
+      lab {
+        interrupts = <0x3 0x0 IRQ_TYPE_EDGE_RISING>;
+        interrupt-names = "sc-err";
+      };
+
+      ibb {
+        interrupts = <0x3 0x2 IRQ_TYPE_EDGE_RISING>;
+        interrupt-names = "sc-err";
+      };
+    };
+
+...
-- 
2.26.2