[PATCH v8 04/22] dt-bindings: riscv: add Sxcsrind ISA extension description

[Paul Walmsley]

On Wed, 1 Jul 2026, Atish Patra wrote:

> From: Atish Patra <atishp at rivosinc.com>
> 
> Add the S[m|s]csrind ISA extension description.
> 
> Acked-by: Rob Herring (Arm) <robh at kernel.org>
> Signed-off-by: Atish Patra <atishp at rivosinc.com>

Along the lines of the comments on patches 2 and 3, here's what's been 
queued for v7.3.


- Paul

From: Atish Patra <atishp at rivosinc.com>

dt-bindings: riscv: add Smcsrind and Sscsrind ISA extension descriptions

Add the S[m|s]csrind ISA extension description.

Acked-by: Rob Herring (Arm) <robh at kernel.org>
Signed-off-by: Atish Patra <atishp at rivosinc.com>
Link: https://patch.msgid.link/20260701-counter_delegation-v8-4-7909f863a645@meta.com
[pjw at kernel.org: use official extension names in the patch description]
Signed-off-by: Paul Walmsley <pjw at kernel.org>
---
 .../devicetree/bindings/riscv/extensions.yaml    | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/Documentation/devicetree/bindings/riscv/extensions.yaml b/Documentation/devicetree/bindings/riscv/extensions.yaml
index 5ffc40d599c0..ccff2be1224d 100644
--- a/Documentation/devicetree/bindings/riscv/extensions.yaml
+++ b/Documentation/devicetree/bindings/riscv/extensions.yaml
@@ -181,6 +181,14 @@ properties:
             changes to interrupts as frozen at commit ccbddab ("Merge pull
             request #42 from riscv/jhauser-2023-RC4") of riscv-aia.
 
+        - const: smcsrind
+          description: |
+            The standard Smcsrind machine-level extension extends the
+            indirect CSR access mechanism defined by the Smaia extension. This
+            extension allows other ISA extensions to use indirect CSR access
+            mechanism in M-mode as ratified in the 20240326 version of the
+            privileged ISA specification.
+
         - const: smmpm
           description: |
             The standard Smmpm extension for M-mode pointer masking as
@@ -226,6 +234,14 @@ properties:
             Profiles Version 1.0, with commit b1d806605f87 ("Updated to
             ratified state.")
 
+        - const: sscsrind
+          description: |
+            The standard Sscsrind supervisor-level extension extends the
+            indirect CSR access mechanism defined by the Ssaia extension. This
+            extension allows other ISA extensions to use indirect CSR access
+            mechanism in S-mode as ratified in the 20240326 version of the
+            privileged ISA specification.
+
         - const: ssnpm
           description: |
             The standard Ssnpm extension for next-mode pointer masking as
-- 
2.53.0