[PATCH 2/3] media: kt0913: device tree binding

Santiago Hormazabal
2020-07-17T00:45:32Z

Document bindings for the kt0913 AM/FM radio tuner.

Signed-off-by: Santiago Hormazabal <santiagohssl@gmail.com>
---
.../bindings/media/i2c/ktm,kt0913.yaml | 56 +++++++++++++++++++
1 file changed, 56 insertions(+)
create mode 100644 Documentation/devicetree/bindings/media/i2c/ktm,kt0913.yaml

diff --git a/Documentation/devicetree/bindings/media/i2c/ktm,kt0913.yaml b/Documentation/devicetree/bindings/media/i2c/ktm,kt0913.yaml
new file mode 100644
index 000000000000..2c3d1795da43
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/i2c/ktm,kt0913.yaml
@@ -0,0 +1,56 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+# Copyright (c) 2020 Santiago Hormazabal <santiagohssl@gmail.com>
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/ktm,kt0913.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Device-Tree bindings for the KTMicro KT0913 FM/AM radio tuner.
+
+maintainers:
+ - Santiago Hormazabal <santiagohssl@gmail.com>
+
+description: |-
+ The KT0913 is a low cost, low components FM/AM radio chip.
+ It uses the I2C protocol for operation.
+
+properties:
+ compatible:
+ const: ktm,kt0913
+
+ reg:
+ description: I2C device address
+ const: 0x35
+
+ ktm,anti-pop:
+ description: |
+ Selects the DAC Anti-Pop capacitor. Possible values are
+ 0 thru 3, which corresponds to 100uF (default), 60uF, 20uF or 10uF.
+ $ref: "/schemas/types.yaml#/definitions/uint32"
+ enum: [0, 1, 2, 3]
+
+ ktm,refclk:
+ description: |
+ Selects the reference clock used on the KT0913. Possible
+ values are 0 thru 9, which corresponds to 32.768kHz (default),
+ 6.5MHz, 7.6MHz, 12MHz, 13MHz, 15.2MHz, 19.2MHz, 24MHz, 26MHz, 38kHz.
+ $ref: "/schemas/types.yaml#/definitions/uint32"
+ enum: [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
+
+required:
+ - compatible
+ - reg
+
+additionalProperties: false
+
+examples:
+ - |
+ i2c {
+ kt0913: fm-am-tuner@35 {
+ compatible = "ktm,kt0913";
+ reg = <0x35>;
+ ktm,anti-pop = <0x01>;
+ ktm,refclk = <0x00>;
+ };
+ };
+...
--
2.24.1