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-rw-r--r--Documentation/devicetree/bindings/riscv/cpus.yaml42
1 files changed, 22 insertions, 20 deletions
diff --git a/Documentation/devicetree/bindings/riscv/cpus.yaml b/Documentation/devicetree/bindings/riscv/cpus.yaml
index d87dd50f1a4b..2c72f148a74b 100644
--- a/Documentation/devicetree/bindings/riscv/cpus.yaml
+++ b/Documentation/devicetree/bindings/riscv/cpus.yaml
@@ -26,6 +26,18 @@ description: |
allOf:
- $ref: /schemas/cpu.yaml#
- $ref: extensions.yaml
+ - if:
+ not:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - thead,c906
+ - thead,c910
+ - thead,c920
+ then:
+ properties:
+ thead,vlenb: false
properties:
compatible:
@@ -46,7 +58,9 @@ properties:
- sifive,u7
- sifive,u74
- sifive,u74-mc
+ - spacemit,x60
- thead,c906
+ - thead,c908
- thead,c910
- thead,c920
- const: riscv
@@ -94,6 +108,13 @@ properties:
description:
The blocksize in bytes for the Zicboz cache operations.
+ thead,vlenb:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ description:
+ VLEN/8, the vector register length in bytes. This property is required on
+ thead systems where the vector register length is not identical on all harts, or
+ the vlenb CSR is not available.
+
# RISC-V has multiple properties for cache op block sizes as the sizes
# differ between individual CBO extensions
cache-op-block-size: false
@@ -102,26 +123,7 @@ properties:
interrupt-controller:
type: object
- additionalProperties: false
- description: Describes the CPU's local interrupt controller
-
- properties:
- '#interrupt-cells':
- const: 1
-
- compatible:
- oneOf:
- - items:
- - const: andestech,cpu-intc
- - const: riscv,cpu-intc
- - const: riscv,cpu-intc
-
- interrupt-controller: true
-
- required:
- - '#interrupt-cells'
- - compatible
- - interrupt-controller
+ $ref: /schemas/interrupt-controller/riscv,cpu-intc.yaml#
cpu-idle-states:
$ref: /schemas/types.yaml#/definitions/phandle-array