linux-kernel - [PATCH v4 2/4] dt-bindings: regulator: add bindings for output-supply

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Date:   Thu,  7 Jul 2022 10:18:24 +0200
From:   Naresh Solanki <naresh.solanki@...ements.com>
To:     linux-kernel@...r.kernel.org, Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Patrick Rudolph <patrick.rudolph@...ements.com>
Cc:     Naresh Solanki <Naresh.Solanki@...ements.com>
Subject: [PATCH v4 2/4] dt-bindings: regulator: add bindings for output-supply

Add a devicetree binding for the 9elements,output-supply driver.
Example is also provided.

Signed-off-by: Naresh Solanki <Naresh.Solanki@...ements.com>
---
 .../regulator/9elements,output-supply.yaml    | 63 +++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/regulator/9elements,output-supply.yaml

diff --git a/Documentation/devicetree/bindings/regulator/9elements,output-supply.yaml b/Documentation/devicetree/bindings/regulator/9elements,output-supply.yaml
new file mode 100644
index 000000000000..e4b67bc0794f
--- /dev/null
+++ b/Documentation/devicetree/bindings/regulator/9elements,output-supply.yaml
@@ -0,0 +1,63 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/regulator/userspace-consumer.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Regulator output-supply driver
+
+maintainers:
+  - Patrick Rudolph <patrick.rudolph@...ements.com>
+
+description: |
+  Regulator output-supply driver helps interact with regulator.
+  Provides regulator events & sysfs notify to capture regulator events
+  in realtime for userspace application.
+  This enables userspace application to monitor events in regulator(s) &
+  handle them appropriately.
+
+
+properties:
+  compatible:
+    enum:
+      - 9elements,output-supply
+
+  regulator-name:
+    description: Name of the consumer line
+
+  regulator-boot-on:
+    description: Enable regulator during boot
+
+  regulator-supplies:
+    description: Supply names for this regulator. This can be multiple strings
+
+patternProperties:
+  ".*-supply$":
+    description: |
+      Input supply phandle(s) for this node. There should be
+      <supply-name>-supply to pass regulators handle
+
+required:
+  - compatible
+  - regulator-supplies
+  - ".*-supply$"
+
+additionalProperties: false
+
+examples:
+  - |
+    p12v_b_consumer {
+        compatible = "9elements,output-supply";
+        regulator-name = "BCM1";
+        regulator-supplies = "vbus";
+        vbus-supply = <&p12v_b>;
+    };
+
+    ssb_rssd32 {
+        compatible = "9elements,output-supply";
+        regulator-name = "ssb_rssd32";
+        regulator-supplies = "sw0", "sw1";
+        sw0-supply = <&sw0_ssb_rssd32>;
+        sw1-supply = <&sw1_ssb_rssd32>;
+    };
+...
-- 
2.35.3