diff mbox series

[v6,1/9] ASoC: dt-bindings: wcd938x: add bindings for wcd938x

Message ID 20210518143759.16837-2-srinivas.kandagatla@linaro.org
State Superseded
Headers show
Series ASoC: codecs: add wcd938x support | expand

Commit Message

Srinivas Kandagatla May 18, 2021, 2:37 p.m. UTC
Qualcomm WCD9380/WCD9385 Codec is a standalone Hi-Fi audio codec IC
connected over SoundWire. This device has two SoundWire device RX and
TX respectively, supporting 4 x ADCs, ClassH, Ear, Aux PA, 2xHPH,
7 x TX diff inputs, 8 DMICs, MBHC.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>

---
 .../bindings/sound/qcom,wcd938x.yaml          | 148 ++++++++++++++++++
 1 file changed, 148 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/sound/qcom,wcd938x.yaml

-- 
2.21.0

Comments

Rob Herring May 19, 2021, 11:54 p.m. UTC | #1
On Tue, May 18, 2021 at 03:37:51PM +0100, Srinivas Kandagatla wrote:
> Qualcomm WCD9380/WCD9385 Codec is a standalone Hi-Fi audio codec IC

> connected over SoundWire. This device has two SoundWire device RX and

> TX respectively, supporting 4 x ADCs, ClassH, Ear, Aux PA, 2xHPH,

> 7 x TX diff inputs, 8 DMICs, MBHC.

> 

> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>

> ---

>  .../bindings/sound/qcom,wcd938x.yaml          | 148 ++++++++++++++++++

>  1 file changed, 148 insertions(+)

>  create mode 100644 Documentation/devicetree/bindings/sound/qcom,wcd938x.yaml

> 

> diff --git a/Documentation/devicetree/bindings/sound/qcom,wcd938x.yaml b/Documentation/devicetree/bindings/sound/qcom,wcd938x.yaml

> new file mode 100644

> index 000000000000..b04c5e90e283

> --- /dev/null

> +++ b/Documentation/devicetree/bindings/sound/qcom,wcd938x.yaml

> @@ -0,0 +1,148 @@

> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)

> +%YAML 1.2

> +---

> +$id: http://devicetree.org/schemas/sound/qcom,wcd938x.yaml#

> +$schema: http://devicetree.org/meta-schemas/core.yaml#

> +

> +title: Bindings for Qualcomm WCD9380/WCD9385 Audio Codec

> +

> +maintainers:

> +  - Srinivas Kandagatla <srinivas.kandagatla@linaro.org>

> +

> +description: |

> +  Qualcomm WCD9380/WCD9385 Codec is a standalone Hi-Fi audio codec IC.

> +  It has RX and TX Soundwire slave devices.

> +

> +properties:

> +  compatible:

> +    enum:

> +      - qcom,wcd9380-codec

> +      - qcom,wcd9385-codec

> +

> +  reset-gpios:

> +    description: GPIO spec for reset line to use

> +    maxItems: 1

> +

> +  vdd-buck-supply:

> +    description: A reference to the 1.8V buck supply

> +

> +  vdd-rxtx-supply:

> +    description: A reference to the 1.8V rx supply

> +

> +  vdd-io-supply:

> +    description: A reference to the 1.8V I/O supply

> +

> +  qcom,tx-device:

> +    $ref: /schemas/types.yaml#/definitions/phandle-array


Only 1 and no args, so just 'phandle'.

> +    maxItems: 1


And drop this.

> +    description: A reference to Soundwire tx device phandle

> +

> +  qcom,rx-device:

> +    $ref: /schemas/types.yaml#/definitions/phandle-array

> +    maxItems: 1


And here.

With that,

Reviewed-by: Rob Herring <robh@kernel.org>


> +    description: A reference to Soundwire rx device phandle

> +

> +  qcom,micbias1-microvolt:

> +    description: micbias1 voltage

> +    minimum: 1800000

> +    maximum: 2850000

> +

> +  qcom,micbias2-microvolt:

> +    description: micbias2 voltage

> +    minimum: 1800000

> +    maximum: 2850000

> +

> +  qcom,micbias3-microvolt:

> +    description: micbias3 voltage

> +    minimum: 1800000

> +    maximum: 2850000

> +

> +  qcom,micbias4-microvolt:

> +    description: micbias4 voltage

> +    minimum: 1800000

> +    maximum: 2850000

> +

> +  qcom,hphl-jack-type-normally-closed:

> +    description: Indicates that HPHL jack switch type is normally closed

> +    type: boolean

> +

> +  qcom,ground-jack-type-normally-closed:

> +    description: Indicates that Headset Ground switch type is normally closed

> +    type: boolean

> +

> +  qcom,mbhc-headset-vthreshold-microvolt:

> +    description: Voltage threshold value for headset detection

> +    minimum: 0

> +    maximum: 2850000

> +

> +  qcom,mbhc-headphone-vthreshold-microvolt:

> +    description: Voltage threshold value for headphone detection

> +    minimum: 0

> +    maximum: 2850000

> +

> +  qcom,mbhc-buttons-vthreshold-microvolt:

> +    description:

> +      Array of 8 Voltage threshold values corresponding to headset

> +      button0 - button7

> +    minItems: 8

> +    maxItems: 8

> +

> +  '#sound-dai-cells':

> +    const: 1

> +

> +required:

> +  - compatible

> +  - reset-gpios

> +  - qcom,tx-device

> +  - qcom,rx-device

> +  - qcom,micbias1-microvolt

> +  - qcom,micbias2-microvolt

> +  - qcom,micbias3-microvolt

> +  - qcom,micbias4-microvolt

> +  - "#sound-dai-cells"

> +

> +additionalProperties: false

> +

> +examples:

> +  - |

> +    codec {

> +        compatible = "qcom,wcd9380-codec";

> +        reset-gpios = <&tlmm 32 0>;

> +        #sound-dai-cells = <1>;

> +        qcom,tx-device = <&wcd938x_tx>;

> +        qcom,rx-device = <&wcd938x_rx>;

> +        qcom,micbias1-microvolt = <1800000>;

> +        qcom,micbias2-microvolt = <1800000>;

> +        qcom,micbias3-microvolt = <1800000>;

> +        qcom,micbias4-microvolt = <1800000>;

> +        qcom,hphl-jack-type-normally-closed;

> +        qcom,ground-jack-type-normally-closed;

> +        qcom,mbhc-buttons-vthreshold-microvolt = <75000 150000 237000 500000 500000 500000 500000 500000>;

> +        qcom,mbhc-headphone-vthreshold-microvolt = <50000>;

> +    };

> +

> +    /* ... */

> +

> +    soundwire@3210000 {

> +        #address-cells = <2>;

> +        #size-cells = <0>;

> +        reg = <0x03210000 0x2000>;

> +        wcd938x_rx: codec@0,4 {

> +            compatible = "sdw20217010d00";

> +            reg  = <0 4>;

> +            qcom,rx-port-mapping = <1 2 3 4 5>;

> +        };

> +    };

> +

> +    soundwire@3230000 {

> +        #address-cells = <2>;

> +        #size-cells = <0>;

> +        reg = <0x03230000 0x2000>;

> +        wcd938x_tx: codec@0,3 {

> +            compatible = "sdw20217010d00";

> +            reg  = <0 3>;

> +            qcom,tx-port-mapping = <2 3 4 5>;

> +        };

> +    };

> +

> +...

> -- 

> 2.21.0

>
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/sound/qcom,wcd938x.yaml b/Documentation/devicetree/bindings/sound/qcom,wcd938x.yaml
new file mode 100644
index 000000000000..b04c5e90e283
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/qcom,wcd938x.yaml
@@ -0,0 +1,148 @@ 
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/qcom,wcd938x.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Bindings for Qualcomm WCD9380/WCD9385 Audio Codec
+
+maintainers:
+  - Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
+
+description: |
+  Qualcomm WCD9380/WCD9385 Codec is a standalone Hi-Fi audio codec IC.
+  It has RX and TX Soundwire slave devices.
+
+properties:
+  compatible:
+    enum:
+      - qcom,wcd9380-codec
+      - qcom,wcd9385-codec
+
+  reset-gpios:
+    description: GPIO spec for reset line to use
+    maxItems: 1
+
+  vdd-buck-supply:
+    description: A reference to the 1.8V buck supply
+
+  vdd-rxtx-supply:
+    description: A reference to the 1.8V rx supply
+
+  vdd-io-supply:
+    description: A reference to the 1.8V I/O supply
+
+  qcom,tx-device:
+    $ref: /schemas/types.yaml#/definitions/phandle-array
+    maxItems: 1
+    description: A reference to Soundwire tx device phandle
+
+  qcom,rx-device:
+    $ref: /schemas/types.yaml#/definitions/phandle-array
+    maxItems: 1
+    description: A reference to Soundwire rx device phandle
+
+  qcom,micbias1-microvolt:
+    description: micbias1 voltage
+    minimum: 1800000
+    maximum: 2850000
+
+  qcom,micbias2-microvolt:
+    description: micbias2 voltage
+    minimum: 1800000
+    maximum: 2850000
+
+  qcom,micbias3-microvolt:
+    description: micbias3 voltage
+    minimum: 1800000
+    maximum: 2850000
+
+  qcom,micbias4-microvolt:
+    description: micbias4 voltage
+    minimum: 1800000
+    maximum: 2850000
+
+  qcom,hphl-jack-type-normally-closed:
+    description: Indicates that HPHL jack switch type is normally closed
+    type: boolean
+
+  qcom,ground-jack-type-normally-closed:
+    description: Indicates that Headset Ground switch type is normally closed
+    type: boolean
+
+  qcom,mbhc-headset-vthreshold-microvolt:
+    description: Voltage threshold value for headset detection
+    minimum: 0
+    maximum: 2850000
+
+  qcom,mbhc-headphone-vthreshold-microvolt:
+    description: Voltage threshold value for headphone detection
+    minimum: 0
+    maximum: 2850000
+
+  qcom,mbhc-buttons-vthreshold-microvolt:
+    description:
+      Array of 8 Voltage threshold values corresponding to headset
+      button0 - button7
+    minItems: 8
+    maxItems: 8
+
+  '#sound-dai-cells':
+    const: 1
+
+required:
+  - compatible
+  - reset-gpios
+  - qcom,tx-device
+  - qcom,rx-device
+  - qcom,micbias1-microvolt
+  - qcom,micbias2-microvolt
+  - qcom,micbias3-microvolt
+  - qcom,micbias4-microvolt
+  - "#sound-dai-cells"
+
+additionalProperties: false
+
+examples:
+  - |
+    codec {
+        compatible = "qcom,wcd9380-codec";
+        reset-gpios = <&tlmm 32 0>;
+        #sound-dai-cells = <1>;
+        qcom,tx-device = <&wcd938x_tx>;
+        qcom,rx-device = <&wcd938x_rx>;
+        qcom,micbias1-microvolt = <1800000>;
+        qcom,micbias2-microvolt = <1800000>;
+        qcom,micbias3-microvolt = <1800000>;
+        qcom,micbias4-microvolt = <1800000>;
+        qcom,hphl-jack-type-normally-closed;
+        qcom,ground-jack-type-normally-closed;
+        qcom,mbhc-buttons-vthreshold-microvolt = <75000 150000 237000 500000 500000 500000 500000 500000>;
+        qcom,mbhc-headphone-vthreshold-microvolt = <50000>;
+    };
+
+    /* ... */
+
+    soundwire@3210000 {
+        #address-cells = <2>;
+        #size-cells = <0>;
+        reg = <0x03210000 0x2000>;
+        wcd938x_rx: codec@0,4 {
+            compatible = "sdw20217010d00";
+            reg  = <0 4>;
+            qcom,rx-port-mapping = <1 2 3 4 5>;
+        };
+    };
+
+    soundwire@3230000 {
+        #address-cells = <2>;
+        #size-cells = <0>;
+        reg = <0x03230000 0x2000>;
+        wcd938x_tx: codec@0,3 {
+            compatible = "sdw20217010d00";
+            reg  = <0 3>;
+            qcom,tx-port-mapping = <2 3 4 5>;
+        };
+    };
+
+...