linux-kernel - [PATCH v2 04/21] dt-bindings: riscv: add Sxcsrind ISA extension description

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Message-Id: <20250114-counter_delegation-v2-4-8ba74cdb851b@rivosinc.com>
Date: Tue, 14 Jan 2025 14:57:29 -0800
From: Atish Patra <atishp@...osinc.com>
To: Paul Walmsley <paul.walmsley@...ive.com>, 
 Palmer Dabbelt <palmer@...belt.com>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Anup Patel <anup@...infault.org>, 
 Atish Patra <atishp@...shpatra.org>, Will Deacon <will@...nel.org>, 
 Mark Rutland <mark.rutland@....com>, Peter Zijlstra <peterz@...radead.org>, 
 Ingo Molnar <mingo@...hat.com>, Arnaldo Carvalho de Melo <acme@...nel.org>, 
 Namhyung Kim <namhyung@...nel.org>, 
 Alexander Shishkin <alexander.shishkin@...ux.intel.com>, 
 Jiri Olsa <jolsa@...nel.org>, Ian Rogers <irogers@...gle.com>, 
 Adrian Hunter <adrian.hunter@...el.com>, weilin.wang@...el.com
Cc: linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org, 
 Palmer Dabbelt <palmer@...ive.com>, Conor Dooley <conor@...nel.org>, 
 devicetree@...r.kernel.org, kvm@...r.kernel.org, 
 kvm-riscv@...ts.infradead.org, linux-arm-kernel@...ts.infradead.org, 
 linux-perf-users@...r.kernel.org, Atish Patra <atishp@...osinc.com>
Subject: [PATCH v2 04/21] dt-bindings: riscv: add Sxcsrind ISA extension
 description

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

Signed-off-by: Atish Patra <atishp@...osinc.com>
---
 Documentation/devicetree/bindings/riscv/extensions.yaml | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/Documentation/devicetree/bindings/riscv/extensions.yaml b/Documentation/devicetree/bindings/riscv/extensions.yaml
index 9c7dd7e75e0c..0cfdaa4552a6 100644
--- a/Documentation/devicetree/bindings/riscv/extensions.yaml
+++ b/Documentation/devicetree/bindings/riscv/extensions.yaml
@@ -146,6 +146,20 @@ properties:
             added by other RISC-V extensions in H/S/VS/U/VU modes and as
             ratified at commit a28bfae (Ratified (#7)) of riscv-state-enable.
 
+	- const: smcsrind
+          description: |
+            The standard Smcsrind supervisor-level extension extends the
+	    indirect CSR access mechanism defined by the Smaia extension. This
+	    extension allows other ISA extension to use indirect CSR access
+	    mechanism in M-mode.
+
+	- 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 extension to use indirect CSR access
+	    mechanism in S-mode.
+
         - const: ssaia
           description: |
             The standard Ssaia supervisor-level extension for the advanced

-- 
2.34.1