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[v3,11/20] dt-bindings: riscv: add Zfh[min] ISA extensions description

Message ID 20231107105556.517187-12-cleger@rivosinc.com
State Not Applicable
Headers show
Series riscv: report more ISA extensions through hwprobe | expand

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Commit Message

Clément Léger Nov. 7, 2023, 10:55 a.m. UTC 
Add description of Zfh[min] ISA extensions[1] which can now be reported
through hwprobe for userspace usage.

Link: https://drive.google.com/file/d/1z3tQQLm5ALsAD77PM0l0CHnapxWCeVzP/view [1]
Signed-off-by: Clément Léger <cleger@rivosinc.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
---
 .../devicetree/bindings/riscv/extensions.yaml       | 13 +++++++++++++
 1 file changed, 13 insertions(+)
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Patch

diff --git a/Documentation/devicetree/bindings/riscv/extensions.yaml b/Documentation/devicetree/bindings/riscv/extensions.yaml
index b68edfd1fb43..62b5fe40b4a3 100644
--- a/Documentation/devicetree/bindings/riscv/extensions.yaml
+++ b/Documentation/devicetree/bindings/riscv/extensions.yaml
@@ -214,6 +214,19 @@  properties:
             instructions as ratified at commit 6d33919 ("Merge pull request #158
             from hirooih/clmul-fix-loop-end-condition") of riscv-bitmanip.
 
+        - const: zfh
+          description:
+            The standard Zfh extension for 16-bit half-precision binary
+            floating-point instructions, as ratified in commit 64074bc ("Update
+            version numbers for Zfh/Zfinx") of riscv-isa-manual.
+
+        - const: zfhmin
+          description:
+            The standard Zfhmin extension which provides minimal support for
+            16-bit half-precision binary floating-point instructions, as ratified
+            in commit 64074bc ("Update version numbers for Zfh/Zfinx") of
+            riscv-isa-manual.
+
         - const: zk
           description:
             The standard Zk Standard Scalar cryptography extension as ratified