[PATCH v1] riscv: cpu: improve multi-letter extension detection in supports_extension()

[Heinrich Schuchardt]

On 3/5/24 08:54, Conor Dooley wrote:
> On Tue, Mar 05, 2024 at 08:34:20AM +0100, Heinrich Schuchardt wrote:
>> On 3/5/24 00:28, Conor Dooley wrote:
>>> From: Conor Dooley <conor.dooley at microchip.com>
>> According to
>> https://github.com/riscv/riscv-isa-manual/blob/main/src/naming.adoc the
>> ISA string is case insensitive. Why can we assume here that it is lower
>> case?
> 
> The binding does not allow upper-case.

Ok. That is in Linux' 
Documentation/devicetree/bindings/riscv/extensions.yaml.

Reviewed-by: Heinrich Schuchardt <heinrich.schuchardt at canonical.com>