linux-kernel - [V6 PATCH 1/2] dt-bindings: Added device tree binding for max98390

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Message-Id: <20200528103755.17381-1-steves.lee@maximintegrated.com>
Date:   Thu, 28 May 2020 19:37:55 +0900
From:   Steve Lee <steves.lee@...imintegrated.com>
To:     lgirdwood@...il.com, broonie@...nel.org, robh+dt@...nel.org,
        alsa-devel@...a-project.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     ryan.lee.maxim@...il.com, ryans.lee@...imintegrated.com,
        steves.lee.maxim@...il.com,
        Steve Lee <steves.lee@...imintegrated.com>
Subject: [V6 PATCH 1/2] dt-bindings: Added device tree binding for max98390

Add DT binding of max98390 amplifier driver.

Signed-off-by: Steve Lee <steves.lee@...imintegrated.com>
---
Changed since V5:
	* Change txt to yaml and fix up the examples.
Changed since V4:
	* No changes.
Changed since V3:
	* No changes.
Changed since V2:
	* No changes.
Changed since V1:
	* Modified sample text in example

 .../bindings/sound/maxim,max98390.yaml        | 39 +++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/sound/maxim,max98390.yaml

diff --git a/Documentation/devicetree/bindings/sound/maxim,max98390.yaml b/Documentation/devicetree/bindings/sound/maxim,max98390.yaml
new file mode 100644
index 000000000000..1ed4ab9e1c37
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/maxim,max98390.yaml
@@ -0,0 +1,39 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/maxim,max98390.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Maxim Integrated MAX98390 Speaker Amplifier with Integrated Dynamic Speaker Management
+
+maintainers:
+  - Steve Lee <steves.lee@...imintegrated.com>
+
+properties:
+  compatible:
+      const: maxim,max98390
+
+  reg:
+    maxItems: 1
+    description: I2C address of the device.
+
+  temperature_calib:
+    $ref: /schemas/types.yaml#/definitions/uint32
+    description: The calculated temperature data was measured while doing the calibration. Data : Temp / 100 * 2^12
+
+  r0_calib:
+    $ref: /schemas/types.yaml#/definitions/uint32
+    description: This is r0 calibration data which was measured in factory mode.
+
+required:
+  - compatible
+  - reg
+
+examples:
+  - |
+    max98390: amplifier@38 {
+            compatible = "maxim,max98390";
+            reg = <0x38>;
+            maxim,temperature_calib = <1024>;
+            maxim,r0_calib = <100232>;
+    };
-- 
2.17.1