[09/11] device-tree: bindings: sound: lpass-cpu: Add new compatible soc

Commit Message

Ajit Pandey April 11, 2020, 8:02 a.m. UTC

SC7180 soc varaints of LPASS uses lpass-cpu node but required few extra
devictree configuration. Update bindings documents with sc7180 compatible
string specific dts properties.

Signed-off-by: Ajit Pandey <[e-mail]>
---
 .../devicetree/bindings/sound/qcom,lpass-cpu.yaml  | 25 +++++++++++++++++++++-
 1 file changed, 24 insertions(+), 1 deletion(-)

Patch

diff --git a/Documentation/devicetree/bindings/sound/qcom,lpass-cpu.yaml b/Documentation/devicetree/bindings/sound/qcom,lpass-cpu.yaml
index 727ec03..84bd95c 100644
--- a/Documentation/devicetree/bindings/sound/qcom,lpass-cpu.yaml
+++ b/Documentation/devicetree/bindings/sound/qcom,lpass-cpu.yaml
@@ -23,6 +23,7 @@  properties:
     enum:
       - qcom,lpass-cpu
       - qcom,apq8016-lpass-cpu
+      - qcom,lpass-cpu-sc7180
 
   reg:
     items:
@@ -68,6 +69,14 @@  properties:
     maxItems: 1
     description: Phandle for the audio DSP node
 
+  iommus:
+    maxItems: 1
+    description: Phandle to apps_smmu node with sid mask
+
+  power-domains:
+    maxItems: 1
+    description: Phandle for power domain node
+
   '#sound-dai-cells':
     const: 1
 
@@ -108,6 +117,17 @@  required:
 optional:
   - qcom,adsp
 
+if:
+  properties:
+    compatible:
+      contains:
+        const: qcom,lpass-cpu-sc7180
+
+then:
+  required:
+    - iommus
+    - power-domains
+
 examples:
   lpass@28100000 {
 	compatible = "qcom,lpass-cpu";
@@ -120,7 +140,10 @@  examples:
 		      "mi2s-bit-clk";
 
 	interrupts = <0 85 1>;
-	interrupt-names = "lpass-irq-lpaif";
+        interrupt-names = "lpass-irq-lpaif";
+
+	iommus = <&apps_smmu 0x1020 0>;
+	power-domains = <&lpass_hm LPASS_CORE_HM_GDSCR>;
 
 	reg = <0x28100000 0x10000>;
 	reg-names = "lpass-lpaif";