linux-kernel - [PATCH v4 2/8] ASoC: dt-bindings: qcom: Manage clock settings for ADSP solution

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Message-Id: <20250527111227.2318021-3-quic_pkumpatl@quicinc.com>
Date: Tue, 27 May 2025 16:42:21 +0530
From: Prasad Kumpatla <quic_pkumpatl@...cinc.com>
To: Bjorn Andersson <andersson@...nel.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Srinivas Kandagatla <srini@...nel.org>,
        Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>
Cc: cros-qcom-dts-watchers@...omium.org, linux-arm-msm@...r.kernel.org,
        linux-gpio@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-sound@...r.kernel.org,
        quic_pkumpatl@...cinc.com, kernel@....qualcomm.com,
        Mohammad Rafi Shaik <quic_mohs@...cinc.com>
Subject: [PATCH v4 2/8] ASoC: dt-bindings: qcom: Manage clock settings for ADSP solution

From: Mohammad Rafi Shaik <quic_mohs@...cinc.com>

Manage clock settings for ADSP solution and document the clock properties
on sc7280 lpass pincontrol node which is required for ADSP based
solution.

Signed-off-by: Mohammad Rafi Shaik <quic_mohs@...cinc.com>
Co-developed-by: Prasad Kumpatla <quic_pkumpatl@...cinc.com>
Signed-off-by: Prasad Kumpatla <quic_pkumpatl@...cinc.com>
---
 .../qcom,sc7280-lpass-lpi-pinctrl.yaml        | 10 ++++++++
 .../bindings/sound/qcom,lpass-va-macro.yaml   | 12 +++++++---
 .../bindings/sound/qcom,lpass-wsa-macro.yaml  | 24 ++++++++++++++++---
 3 files changed, 40 insertions(+), 6 deletions(-)

diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,sc7280-lpass-lpi-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,sc7280-lpass-lpi-pinctrl.yaml
index 08801cc4e476..b1270124bfe3 100644
--- a/Documentation/devicetree/bindings/pinctrl/qcom,sc7280-lpass-lpi-pinctrl.yaml
+++ b/Documentation/devicetree/bindings/pinctrl/qcom,sc7280-lpass-lpi-pinctrl.yaml
@@ -20,6 +20,16 @@ properties:
   reg:
     maxItems: 2
 
+  clocks:
+    items:
+      - description: LPASS Core voting clock
+      - description: LPASS Audio voting clock
+
+  clock-names:
+    items:
+      - const: core
+      - const: audio
+
 patternProperties:
   "-state$":
     oneOf:
diff --git a/Documentation/devicetree/bindings/sound/qcom,lpass-va-macro.yaml b/Documentation/devicetree/bindings/sound/qcom,lpass-va-macro.yaml
index f41deaa6f4df..92b97c214060 100644
--- a/Documentation/devicetree/bindings/sound/qcom,lpass-va-macro.yaml
+++ b/Documentation/devicetree/bindings/sound/qcom,lpass-va-macro.yaml
@@ -78,10 +78,16 @@ allOf:
     then:
       properties:
         clocks:
-          maxItems: 1
+          minItems: 1
+          maxItems: 3
         clock-names:
-          items:
-            - const: mclk
+          oneOf:
+            - items:   # for ADSP based platforms
+                - const: mclk
+                - const: macro
+                - const: dcodec
+            - items:   # for ADSP bypass based platforms
+                - const: mclk
 
   - if:
       properties:
diff --git a/Documentation/devicetree/bindings/sound/qcom,lpass-wsa-macro.yaml b/Documentation/devicetree/bindings/sound/qcom,lpass-wsa-macro.yaml
index 9082e363c709..6a999ed484e7 100644
--- a/Documentation/devicetree/bindings/sound/qcom,lpass-wsa-macro.yaml
+++ b/Documentation/devicetree/bindings/sound/qcom,lpass-wsa-macro.yaml
@@ -35,11 +35,11 @@ properties:
     const: 0
 
   clocks:
-    minItems: 4
+    minItems: 3
     maxItems: 6
 
   clock-names:
-    minItems: 4
+    minItems: 3
     maxItems: 6
 
   clock-output-names:
@@ -59,12 +59,30 @@ required:
 
 allOf:
   - $ref: dai-common.yaml#
-
   - if:
       properties:
         compatible:
           enum:
             - qcom,sc7280-lpass-wsa-macro
+    then:
+      properties:
+        clock-names:
+          oneOf:
+            - items:   # for ADSP based platforms
+                - const: mclk
+                - const: npl
+                - const: macro
+                - const: dcodec
+                - const: fsgen
+            - items:   # for ADSP bypass based platforms
+                - const: mclk
+                - const: npl
+                - const: fsgen
+
+  - if:
+      properties:
+        compatible:
+          enum:
             - qcom,sm8250-lpass-wsa-macro
             - qcom,sm8450-lpass-wsa-macro
             - qcom,sc8280xp-lpass-wsa-macro
-- 
2.34.1