From: Andrew Jones Date: Fri, 26 Apr 2024 10:08:22 +0000 (+0200) Subject: dt-bindings: riscv: Add Zawrs ISA extension description X-Git-Tag: ceph-for-6.11-rc2~95^2~2^2~4 X-Git-Url: http://git.apps.os.sepia.ceph.com/?a=commitdiff_plain;h=6d5852811600086f0a227a4d646b2a20b4dfe533;p=ceph-client.git dt-bindings: riscv: Add Zawrs ISA extension description Add description for the Zawrs (Wait-on-Reservation-Set) ISA extension which was ratified in commit 98918c844281 of riscv-isa-manual. Signed-off-by: Andrew Jones Acked-by: Conor Dooley Link: https://lore.kernel.org/r/20240426100820.14762-10-ajones@ventanamicro.com Signed-off-by: Palmer Dabbelt --- diff --git a/Documentation/devicetree/bindings/riscv/extensions.yaml b/Documentation/devicetree/bindings/riscv/extensions.yaml index 468c646247aa5..8594e7c33ea22 100644 --- a/Documentation/devicetree/bindings/riscv/extensions.yaml +++ b/Documentation/devicetree/bindings/riscv/extensions.yaml @@ -177,6 +177,13 @@ properties: is supported as ratified at commit 5059e0ca641c ("update to ratified") of the riscv-zacas. + - const: zawrs + description: | + The Zawrs extension for entering a low-power state or for trapping + to a hypervisor while waiting on a store to a memory location, as + ratified in commit 98918c844281 ("Merge pull request #1217 from + riscv/zawrs") of riscv-isa-manual. + - const: zba description: | The standard Zba bit-manipulation extension for address generation