summaryrefslogtreecommitdiff
path: root/Documentation/devicetree/bindings/riscv/extensions.yaml
diff options
context:
space:
mode:
Diffstat (limited to 'Documentation/devicetree/bindings/riscv/extensions.yaml')
-rw-r--r--Documentation/devicetree/bindings/riscv/extensions.yaml174
1 files changed, 174 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/riscv/extensions.yaml b/Documentation/devicetree/bindings/riscv/extensions.yaml
index a63b994e0763..ede6a58ccf53 100644
--- a/Documentation/devicetree/bindings/riscv/extensions.yaml
+++ b/Documentation/devicetree/bindings/riscv/extensions.yaml
@@ -224,6 +224,12 @@ properties:
as ratified at commit 4a69197e5617 ("Update to ratified state") of
riscv-svvptc.
+ - const: zaamo
+ description: |
+ The standard Zaamo extension for atomic memory operations as
+ ratified at commit e87412e621f1 ("integrate Zaamo and Zalrsc text
+ (#1304)") of the unprivileged ISA specification.
+
- const: zabha
description: |
The Zabha extension for Byte and Halfword Atomic Memory Operations
@@ -236,6 +242,12 @@ properties:
is supported as ratified at commit 5059e0ca641c ("update to
ratified") of the riscv-zacas.
+ - const: zalrsc
+ description: |
+ The standard Zalrsc extension for load-reserved/store-conditional as
+ ratified at commit e87412e621f1 ("integrate Zaamo and Zalrsc text
+ (#1304)") of the unprivileged ISA specification.
+
- const: zawrs
description: |
The Zawrs extension for entering a low-power state or for trapping
@@ -329,6 +341,12 @@ properties:
instructions, as ratified in commit 056b6ff ("Zfa is ratified") of
riscv-isa-manual.
+ - const: zfbfmin
+ description:
+ The standard Zfbfmin extension which provides minimal support for
+ 16-bit half-precision brain floating-point instructions, as ratified
+ in commit 4dc23d62 ("Added Chapter title to BF16") of riscv-isa-manual.
+
- const: zfh
description:
The standard Zfh extension for 16-bit half-precision binary
@@ -525,6 +543,18 @@ properties:
in commit 6f702a2 ("Vector extensions are now ratified") of
riscv-v-spec.
+ - const: zvfbfmin
+ description:
+ The standard Zvfbfmin extension for minimal support for vectored
+ 16-bit half-precision brain floating-point instructions, as ratified
+ in commit 4dc23d62 ("Added Chapter title to BF16") of riscv-isa-manual.
+
+ - const: zvfbfwma
+ description:
+ The standard Zvfbfwma extension for vectored half-precision brain
+ floating-point widening multiply-accumulate instructions, as ratified
+ in commit 4dc23d62 ("Added Chapter title to BF16") of riscv-isa-manual.
+
- const: zvfh
description:
The standard Zvfh extension for vectored half-precision
@@ -632,6 +662,31 @@ properties:
Registers in the AX45MP datasheet.
https://www.andestech.com/wp-content/uploads/AX45MP-1C-Rev.-5.0.0-Datasheet.pdf
+ # SiFive
+ - const: xsfvqmaccdod
+ description:
+ SiFive Int8 Matrix Multiplication Extensions Specification.
+ See more details in
+ https://www.sifive.com/document-file/sifive-int8-matrix-multiplication-extensions-specification
+
+ - const: xsfvqmaccqoq
+ description:
+ SiFive Int8 Matrix Multiplication Extensions Specification.
+ See more details in
+ https://www.sifive.com/document-file/sifive-int8-matrix-multiplication-extensions-specification
+
+ - const: xsfvfnrclipxfqf
+ description:
+ SiFive FP32-to-int8 Ranged Clip Instructions Extensions Specification.
+ See more details in
+ https://www.sifive.com/document-file/fp32-to-int8-ranged-clip-instructions
+
+ - const: xsfvfwmaccqqq
+ description:
+ SiFive Matrix Multiply Accumulate Instruction Extensions Specification.
+ See more details in
+ https://www.sifive.com/document-file/matrix-multiply-accumulate-instruction
+
# T-HEAD
- const: xtheadvector
description:
@@ -639,6 +694,12 @@ properties:
https://github.com/T-head-Semi/thead-extension-spec/blob/95358cb2cca9489361c61d335e03d3134b14133f/xtheadvector.adoc.
allOf:
+ - if:
+ contains:
+ const: d
+ then:
+ contains:
+ const: f
# Zcb depends on Zca
- if:
contains:
@@ -673,6 +734,119 @@ properties:
then:
contains:
const: zca
+ # Zfbfmin depends on F
+ - if:
+ contains:
+ const: zfbfmin
+ then:
+ contains:
+ const: f
+ # Zvfbfmin depends on V or Zve32f
+ - if:
+ contains:
+ const: zvfbfmin
+ then:
+ oneOf:
+ - contains:
+ const: v
+ - contains:
+ const: zve32f
+ # Zvfbfwma depends on Zfbfmin and Zvfbfmin
+ - if:
+ contains:
+ const: zvfbfwma
+ then:
+ allOf:
+ - contains:
+ const: zfbfmin
+ - contains:
+ const: zvfbfmin
+ # Zacas depends on Zaamo
+ - if:
+ contains:
+ const: zacas
+ then:
+ contains:
+ const: zaamo
+
+ - if:
+ contains:
+ const: zve32x
+ then:
+ contains:
+ const: zicsr
+
+ - if:
+ contains:
+ const: zve32f
+ then:
+ allOf:
+ - contains:
+ const: f
+ - contains:
+ const: zve32x
+
+ - if:
+ contains:
+ const: zve64x
+ then:
+ contains:
+ const: zve32x
+
+ - if:
+ contains:
+ const: zve64f
+ then:
+ allOf:
+ - contains:
+ const: f
+ - contains:
+ const: zve32f
+ - contains:
+ const: zve64x
+
+ - if:
+ contains:
+ const: zve64d
+ then:
+ allOf:
+ - contains:
+ const: d
+ - contains:
+ const: zve64f
+
+ - if:
+ contains:
+ anyOf:
+ - const: zvbc
+ - const: zvkn
+ - const: zvknc
+ - const: zvkng
+ - const: zvknhb
+ - const: zvksc
+ then:
+ contains:
+ anyOf:
+ - const: v
+ - const: zve64x
+
+ - if:
+ contains:
+ anyOf:
+ - const: zvbb
+ - const: zvkb
+ - const: zvkg
+ - const: zvkned
+ - const: zvknha
+ - const: zvksed
+ - const: zvksh
+ - const: zvks
+ - const: zvkt
+ then:
+ contains:
+ anyOf:
+ - const: v
+ - const: zve32x
allOf:
# Zcf extension does not exist on rv64