linux-kernel - [PATCH RFC/RFT v2 2/4] dt-bindings: riscv: Add Svvptc ISA extension description

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Message-Id: <20240131155929.169961-3-alexghiti@rivosinc.com>
Date: Wed, 31 Jan 2024 16:59:27 +0100
From: Alexandre Ghiti <alexghiti@...osinc.com>
To: Catalin Marinas <catalin.marinas@....com>,
	Will Deacon <will@...nel.org>,
	Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
	Michael Ellerman <mpe@...erman.id.au>,
	Nicholas Piggin <npiggin@...il.com>,
	Christophe Leroy <christophe.leroy@...roup.eu>,
	Paul Walmsley <paul.walmsley@...ive.com>,
	Palmer Dabbelt <palmer@...belt.com>,
	Albert Ou <aou@...s.berkeley.edu>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Ved Shanbhogue <ved@...osinc.com>,
	Matt Evans <mev@...osinc.com>,
	Dylan Jhong <dylan@...estech.com>,
	linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	linux-mips@...r.kernel.org,
	linuxppc-dev@...ts.ozlabs.org,
	linux-riscv@...ts.infradead.org,
	linux-mm@...ck.org
Cc: Alexandre Ghiti <alexghiti@...osinc.com>
Subject: [PATCH RFC/RFT v2 2/4] dt-bindings: riscv: Add Svvptc ISA extension description

Add description for the Svvptc ISA extension which was ratified recently.

Signed-off-by: Alexandre Ghiti <alexghiti@...osinc.com>
---
 Documentation/devicetree/bindings/riscv/extensions.yaml | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/Documentation/devicetree/bindings/riscv/extensions.yaml b/Documentation/devicetree/bindings/riscv/extensions.yaml
index 63d81dc895e5..59bf14d2c1eb 100644
--- a/Documentation/devicetree/bindings/riscv/extensions.yaml
+++ b/Documentation/devicetree/bindings/riscv/extensions.yaml
@@ -171,6 +171,13 @@ properties:
             memory types as ratified in the 20191213 version of the privileged
             ISA specification.
 
+        - const: svvptc
+          description:
+            The standard Svvptc supervisor-level extension for
+            address-translation cache behaviour with respect to invalid entries
+            as ratified in the XXXXXXXX version of the privileged ISA
+            specification.
+
         - const: zacas
           description: |
             The Zacas extension for Atomic Compare-and-Swap (CAS) instructions
-- 
2.39.2