[PATCH 1/3] dt-bindings: cpufreq: Add nvmem-cells for chip information

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Add nvmem-cells to describe chip information like chipvariant and
chipspeed. If nvmem-cells are used, the syscon property is not necessary
anymore.

Signed-off-by: Markus Schneider-Pargmann <msp@xxxxxxxxxxxx>
Acked-by: Andrew Davis <afd@xxxxxx>
---
 .../bindings/opp/operating-points-v2-ti-cpu.yaml | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/opp/operating-points-v2-ti-cpu.yaml b/Documentation/devicetree/bindings/opp/operating-points-v2-ti-cpu.yaml
index 02d1d2c17129..b1881a0834fe 100644
--- a/Documentation/devicetree/bindings/opp/operating-points-v2-ti-cpu.yaml
+++ b/Documentation/devicetree/bindings/opp/operating-points-v2-ti-cpu.yaml
@@ -34,6 +34,14 @@ properties:
       points to syscon node representing the control module
       register space of the SoC.
 
+  nvmem-cells:
+    $ref: /schemas/types.yaml#/definitions/phandle-array
+
+  nvmem-cell-names:
+    items:
+      - const: chipvariant
+      - const: chipspeed
+
   opp-shared: true
 
 patternProperties:
@@ -55,7 +63,13 @@ patternProperties:
 
 required:
   - compatible
-  - syscon
+
+oneOf:
+  - required:
+      - syscon
+  - required:
+      - nvmem-cells
+      - nvmem-cell-names
 
 additionalProperties: false
 
-- 
2.43.0





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