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-rw-r--r--sys/contrib/device-tree/Bindings/timer/sifive,clint.yaml26
1 files changed, 25 insertions, 1 deletions
diff --git a/sys/contrib/device-tree/Bindings/timer/sifive,clint.yaml b/sys/contrib/device-tree/Bindings/timer/sifive,clint.yaml
index b42d43d2de48..d85a1a088b35 100644
--- a/sys/contrib/device-tree/Bindings/timer/sifive,clint.yaml
+++ b/sys/contrib/device-tree/Bindings/timer/sifive,clint.yaml
@@ -30,12 +30,20 @@ properties:
- items:
- enum:
- canaan,k210-clint # Canaan Kendryte K210
+ - eswin,eic7700-clint # ESWIN EIC7700
- sifive,fu540-c000-clint # SiFive FU540
+ - spacemit,k1-clint # SpacemiT K1
- starfive,jh7100-clint # StarFive JH7100
- 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. The control of sifive,clint2
+ differs from that of sifive,clint0, making them incompatible.
+ - items:
- enum:
- allwinner,sun20i-d1-clint
- sophgo,cv1800b-clint
@@ -61,6 +69,22 @@ 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:
@@ -76,6 +100,6 @@ examples:
<&cpu2intc 3>, <&cpu2intc 7>,
<&cpu3intc 3>, <&cpu3intc 7>,
<&cpu4intc 3>, <&cpu4intc 7>;
- reg = <0x2000000 0x10000>;
+ reg = <0x2000000 0x10000>;
};
...