diff options
-rw-r--r-- | Documentation/devicetree/bindings/riscv/cpus.yaml | 29 |
1 files changed, 13 insertions, 16 deletions
diff --git a/Documentation/devicetree/bindings/riscv/cpus.yaml b/Documentation/devicetree/bindings/riscv/cpus.yaml index b261a3015f84..04819ad379c2 100644 --- a/Documentation/devicetree/bindings/riscv/cpus.yaml +++ b/Documentation/devicetree/bindings/riscv/cpus.yaml | |||
@@ -24,15 +24,17 @@ description: | | |||
24 | 24 | ||
25 | properties: | 25 | properties: |
26 | compatible: | 26 | compatible: |
27 | items: | 27 | oneOf: |
28 | - enum: | 28 | - items: |
29 | - sifive,rocket0 | 29 | - enum: |
30 | - sifive,e5 | 30 | - sifive,rocket0 |
31 | - sifive,e51 | 31 | - sifive,e5 |
32 | - sifive,u54-mc | 32 | - sifive,e51 |
33 | - sifive,u54 | 33 | - sifive,u54-mc |
34 | - sifive,u5 | 34 | - sifive,u54 |
35 | - const: riscv | 35 | - sifive,u5 |
36 | - const: riscv | ||
37 | - const: riscv # Simulator only | ||
36 | description: | 38 | description: |
37 | Identifies that the hart uses the RISC-V instruction set | 39 | Identifies that the hart uses the RISC-V instruction set |
38 | and identifies the type of the hart. | 40 | and identifies the type of the hart. |
@@ -66,12 +68,8 @@ properties: | |||
66 | insensitive, letters in the riscv,isa string must be all | 68 | insensitive, letters in the riscv,isa string must be all |
67 | lowercase to simplify parsing. | 69 | lowercase to simplify parsing. |
68 | 70 | ||
69 | timebase-frequency: | 71 | # RISC-V requires 'timebase-frequency' in /cpus, so disallow it here |
70 | type: integer | 72 | timebase-frequency: false |
71 | minimum: 1 | ||
72 | description: | ||
73 | Specifies the clock frequency of the system timer in Hz. | ||
74 | This value is common to all harts on a single system image. | ||
75 | 73 | ||
76 | interrupt-controller: | 74 | interrupt-controller: |
77 | type: object | 75 | type: object |
@@ -93,7 +91,6 @@ properties: | |||
93 | 91 | ||
94 | required: | 92 | required: |
95 | - riscv,isa | 93 | - riscv,isa |
96 | - timebase-frequency | ||
97 | - interrupt-controller | 94 | - interrupt-controller |
98 | 95 | ||
99 | examples: | 96 | examples: |