[v6,04/24] ASoC: qdsp6: dt-bindings: Add q6afe dt bindings

Message ID 20180426094606.4775-5-srinivas.kandagatla@linaro.org
State New
Headers show
Series
  • ASoC: qcom: Add support to QDSP based Audio
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Commit Message

Srinivas Kandagatla April 26, 2018, 9:45 a.m.
From: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>


This patch add DT bindings for AFE (Audio Frontend) DSP module.

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

Reviewed-and-tested-by: Rohit kumar <rohitkr@codeaurora.org>
---
 .../devicetree/bindings/sound/qcom,q6afe.txt       | 88 ++++++++++++++++++++++
 include/dt-bindings/sound/qcom,q6afe.h             | 31 ++++++++
 2 files changed, 119 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/sound/qcom,q6afe.txt
 create mode 100644 include/dt-bindings/sound/qcom,q6afe.h

-- 
2.16.2

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Comments

Rob Herring April 27, 2018, 2:13 p.m. | #1
On Thu, Apr 26, 2018 at 10:45:46AM +0100, srinivas.kandagatla@linaro.org wrote:
> From: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>

> 

> This patch add DT bindings for AFE (Audio Frontend) DSP module.

> 

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

> Reviewed-and-tested-by: Rohit kumar <rohitkr@codeaurora.org>

> ---

>  .../devicetree/bindings/sound/qcom,q6afe.txt       | 88 ++++++++++++++++++++++

>  include/dt-bindings/sound/qcom,q6afe.h             | 31 ++++++++

>  2 files changed, 119 insertions(+)

>  create mode 100644 Documentation/devicetree/bindings/sound/qcom,q6afe.txt

>  create mode 100644 include/dt-bindings/sound/qcom,q6afe.h

> 

> diff --git a/Documentation/devicetree/bindings/sound/qcom,q6afe.txt b/Documentation/devicetree/bindings/sound/qcom,q6afe.txt

> new file mode 100644

> index 000000000000..05208a63dd3c

> --- /dev/null

> +++ b/Documentation/devicetree/bindings/sound/qcom,q6afe.txt

> @@ -0,0 +1,88 @@

> +Qualcomm Audio Front End (Q6AFE) binding

> +

> +AFE is one of the APR audio service on Q6DSP

> +Please refer to qcom,apr.txt for details of the common apr service bindings

> +used by all apr services.

> +

> +- but must contain the following property:

> +

> +- compatible:

> +	Usage: required

> +	Value type: <stringlist>

> +	Definition: must be "qcom,q6afe-v<MAJOR-NUMBER>.<MINOR-NUMBER>"

> +		  Or "qcom,q6afe" where the version number can be queried

> +		  from DSP.

> +		  example "qcom,q6afe"


reg too.

> +

> += AFE DAIs (Digial Audio Interface)

> +"dais" subnode of the AFE node represents dai specific configuration

> +

> +- #sound-dai-cells

> +	Usage: required

> +	Value type: <u32>

> +	Definition: Must be 1

> +

> +- reg


It's not clear here these are in a grandchild node.

> +	Usage: required

> +	Value type: <u32>

> +	Definition: Must be dai id

> +

> +- qcom,sd-lines

> +	Usage: required for mi2s interface

> +	Value type: <prop-encoded-array>

> +	Definition: Must be list of serial data lines used by this dai.

> +	should be one or more of the 1-4 sd lines.

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Patch

diff --git a/Documentation/devicetree/bindings/sound/qcom,q6afe.txt b/Documentation/devicetree/bindings/sound/qcom,q6afe.txt
new file mode 100644
index 000000000000..05208a63dd3c
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/qcom,q6afe.txt
@@ -0,0 +1,88 @@ 
+Qualcomm Audio Front End (Q6AFE) binding
+
+AFE is one of the APR audio service on Q6DSP
+Please refer to qcom,apr.txt for details of the common apr service bindings
+used by all apr services.
+
+- but must contain the following property:
+
+- compatible:
+	Usage: required
+	Value type: <stringlist>
+	Definition: must be "qcom,q6afe-v<MAJOR-NUMBER>.<MINOR-NUMBER>"
+		  Or "qcom,q6afe" where the version number can be queried
+		  from DSP.
+		  example "qcom,q6afe"
+
+= AFE DAIs (Digial Audio Interface)
+"dais" subnode of the AFE node represents dai specific configuration
+
+- #sound-dai-cells
+	Usage: required
+	Value type: <u32>
+	Definition: Must be 1
+
+- reg
+	Usage: required
+	Value type: <u32>
+	Definition: Must be dai id
+
+- qcom,sd-lines
+	Usage: required for mi2s interface
+	Value type: <prop-encoded-array>
+	Definition: Must be list of serial data lines used by this dai.
+	should be one or more of the 1-4 sd lines.
+
+= EXAMPLE
+
+q6afe@4 {
+	compatible = "qcom,q6afe";
+	reg = <APR_SVC_AFE>;
+
+	dais {
+		#sound-dai-cells = <1>;
+		hdmi@1 {
+			reg = <1>;
+		};
+
+		prim-mi2s-rx@16 {
+			reg = <16>;
+			qcom,sd-lines = <1 3>;
+		};
+
+		prim-mi2s-tx@17 {
+			reg = <17>;
+			qcom,sd-lines = <2>;
+		};
+
+		sec-mi2s-rx@18 {
+			reg = <18>;
+			qcom,sd-lines = <1 4>;
+		};
+
+		sec-mi2s-tx@19 {
+			reg = <19>;
+			qcom,sd-lines = <2>;
+		};
+
+		tert-mi2s-rx@20 {
+			reg = <20>;
+			qcom,sd-lines = <2 4>;
+		};
+
+		tert-mi2s-tx@21 {
+			reg = <21>;
+			qcom,sd-lines = <1>;
+		};
+
+		quat-mi2s-rx@22 {
+			reg = <22>;
+			qcom,sd-lines = <1>;
+		};
+
+		quat-mi2s-tx@23 {
+			reg = <23>;
+			qcom,sd-lines = <2>;
+		};
+	};
+};
diff --git a/include/dt-bindings/sound/qcom,q6afe.h b/include/dt-bindings/sound/qcom,q6afe.h
new file mode 100644
index 000000000000..e162045f5dc9
--- /dev/null
+++ b/include/dt-bindings/sound/qcom,q6afe.h
@@ -0,0 +1,31 @@ 
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __DT_BINDINGS_Q6_AFE_H__
+#define __DT_BINDINGS_Q6_AFE_H__
+
+/* Audio Front End (AFE) virtual ports IDs */
+#define HDMI_RX		1
+#define SLIMBUS_0_RX    2
+#define SLIMBUS_0_TX    3
+#define SLIMBUS_1_RX    4
+#define SLIMBUS_1_TX    5
+#define SLIMBUS_2_RX    6
+#define SLIMBUS_2_TX    7
+#define SLIMBUS_3_RX    8
+#define SLIMBUS_3_TX    9
+#define SLIMBUS_4_RX    10
+#define SLIMBUS_4_TX    11
+#define SLIMBUS_5_RX    12
+#define SLIMBUS_5_TX    13
+#define SLIMBUS_6_RX    14
+#define SLIMBUS_6_TX    15
+#define PRIMARY_MI2S_RX		16
+#define PRIMARY_MI2S_TX		17
+#define SECONDARY_MI2S_RX	18
+#define SECONDARY_MI2S_TX	19
+#define TERTIARY_MI2S_RX	20
+#define TERTIARY_MI2S_TX	21
+#define QUATERNARY_MI2S_RX	22
+#define QUATERNARY_MI2S_TX	23
+
+#endif /* __DT_BINDINGS_Q6_AFE_H__ */
+