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[v4,1/2] dt-bindings: spmi: Add qcom,bus-id

Message ID 20220914112139.3680354-2-vkoul@kernel.org
State Superseded
Headers show
Series spmi: pmic-arb: Add support for PMIC v7 | expand

Commit Message

Vinod Koul Sept. 14, 2022, 11:21 a.m. UTC 
For PMIC arbiter version 7 and beyond we need to define if we are using
primary or secondary bus, so add a new property of qcom,bus-id

Signed-off-by: Vinod Koul <vkoul@kernel.org>
Acked-by: Rob Herring <robh@kernel.org>
---
 .../devicetree/bindings/spmi/qcom,spmi-pmic-arb.yaml  | 11 +++++++++++
 1 file changed, 11 insertions(+)
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Patch

diff --git a/Documentation/devicetree/bindings/spmi/qcom,spmi-pmic-arb.yaml b/Documentation/devicetree/bindings/spmi/qcom,spmi-pmic-arb.yaml
index fee4f0eb4665..aa8e891b2bb4 100644
--- a/Documentation/devicetree/bindings/spmi/qcom,spmi-pmic-arb.yaml
+++ b/Documentation/devicetree/bindings/spmi/qcom,spmi-pmic-arb.yaml
@@ -85,6 +85,14 @@  properties:
     description: >
       which of the PMIC Arb provided channels to use for accesses
 
+  qcom,bus-id:
+    $ref: /schemas/types.yaml#/definitions/uint32
+    minimum: 0
+    maximum: 1
+    description: >
+      SPMI bus instance. only applicable to PMIC arbiter version 7 and beyond.
+      Supported values, 0 = primary bus, 1 = secondary bus
+
 required:
   - compatible
   - reg-names
@@ -113,5 +121,8 @@  examples:
 
         interrupt-controller;
         #interrupt-cells = <4>;
+
+        qcom,bus-id = <0>;
+
     };