[PATCH v3] RISC-V: Ignore V from the riscv,isa DT property on older T-Head CPUs

patchwork-bot+linux-riscv at kernel.org patchwork-bot+linux-riscv at kernel.org
Fri Feb 23 10:40:30 PST 2024


Hello:

This patch was applied to riscv/linux.git (fixes)
by Palmer Dabbelt <palmer at rivosinc.com>:

On Fri, 23 Feb 2024 11:31:31 +0000 you wrote:
> From: Palmer Dabbelt <palmer at rivosinc.com>
> 
> Before attempting to support the pre-ratification version of vector
> found on older T-Head CPUs, disallow "v" in riscv,isa on these
> platforms. The deprecated property has no clear way to communicate
> the specific version of vector that is supported and much of the vendor
> provided software puts "v" in the isa string. riscv,isa-extensions
> should be used instead. This should not be too much of a burden for
> these systems, as the vendor shipped devicetrees and firmware do not
> work with a mainline kernel and will require updating.
> 
> [...]

Here is the summary with links:
  - [v3] RISC-V: Ignore V from the riscv,isa DT property on older T-Head CPUs
    https://git.kernel.org/riscv/c/d82f32202e0d

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