[RFC v2 3/5] arm64: socfpga: rename ARCH_STRATIX10 to ARCH_SOCFPGA64

Krzysztof Kozlowski krzysztof.kozlowski at canonical.com
Thu Mar 11 07:08:47 GMT 2021


On 10/03/2021 17:42, Arnd Bergmann wrote:
> On Wed, Mar 10, 2021 at 4:54 PM Krzysztof Kozlowski
> <krzysztof.kozlowski at canonical.com> wrote:
>> On 10/03/2021 16:47, Krzysztof Kozlowski wrote:
>>> This edac Altera driver is very weird... it uses the same compatible
>>> differently depending whether this is 32-bit or 64-bit (e.g. Stratix
>>> 10)! On ARMv7 the compatible means for example one IRQ... On ARMv8, we
>>> have two. It's quite a new code (2019 from Intel), not some ancient
>>> legacy, so it should never have been accepted...
>>
>> Oh, it's not that horrible as it sounds. They actually have different
>> compatibles for edac driver with these differences (e.g. in interrupts).
>> They just do not use them and instead check for the basic (common?)
>> compatible and architecture... Anyway without testing I am not the
>> person to fix the edac driver.
> 
> Ok, This should be fixed properly as you describe, but as a quick hack
> it wouldn't be hard to just change the #ifdef to check for CONFIG_64BIT
> instead of CONFIG_ARCH_STRATIX10 during the rename of the config
> symbol.

This would work. The trouble with renaming ARCH_SOCFPGA into
ARCH_INTEL_SOCFPGA is that still SOCFPGA will appear in many other
Kconfig symbols or even directory paths.

Let me use ARCH_INTEL_SOCFPGA for 64bit here and renaming of 32bit a
little bit later.

Best regards,
Krzysztof



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