Add compatible string and property for the SiFive CLINT v2.
Signed-off-by: Nick Hu <nick.hu@xxxxxxxxxx>
Reviewed-by: Samuel Holland <samuel.holland@xxxxxxxxxx>
---
- v2 changes:
- Don't allow sifive,clint2 by itself. Add '-{}' to the first entry
- Mark the sifive,fine-ctr-bits as the required property when
the compatible includes the sifive,clint2
.../bindings/timer/sifive,clint.yaml | 20 +++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/Documentation/devicetree/bindings/timer/sifive,clint.yaml b/Documentation/devicetree/bindings/timer/sifive,clint.yaml
index 76d83aea4e2b..4b9dad11c1e9 100644
--- a/Documentation/devicetree/bindings/timer/sifive,clint.yaml
+++ b/Documentation/devicetree/bindings/timer/sifive,clint.yaml
@@ -36,6 +36,10 @@ properties:
- starfive,jh7110-clint # StarFive JH7110
- starfive,jh8100-clint # StarFive JH8100
- const: sifive,clint0 # SiFive CLINT v0 IP block
+ - items:
+ - {}
+ - const: sifive,clint2 # SiFive CLINT v2 IP block
+ description: SiFive CLINT v2 is the HRT that supports the Zicntr
- items:
- enum:
- allwinner,sun20i-d1-clint
@@ -62,6 +66,22 @@ properties:
minItems: 1
maxItems: 4095
+ sifive,fine-ctr-bits:
+ maximum: 15
+ description: The width in bits of the fine counter.
+
+if:
+ properties:
+ compatible:
+ contains:
+ const: sifive,clint2
+then:
+ required:
+ - sifive,fine-ctr-bits
+else:
+ properties:
+ sifive,fine-ctr-bits: false
+
additionalProperties: false
required:
--
2.17.1
