[PATCH] arm64: Kconfig: provide a top-level switch for Microchip platforms

[Krzysztof Kozlowski]

On 27/02/2026 09:42, Bartosz Golaszewski wrote:
> On Thu, Feb 26, 2026 at 3:49 PM Krzysztof Kozlowski <krzk at kernel.org> wrote:
>>
>> On 26/02/2026 15:36, Bartosz Golaszewski wrote:
>>> Microchip is the only platform that doesn't have a top-level switch for
>>> disabling all SoC families. Align it with other platforms and update the
>>> arm64 defconfig to keep the default config the same.
>>>
>>> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski at oss.qualcomm.com>
>>> ---
>>>  arch/arm64/Kconfig.platforms | 10 ++++------
>>>  arch/arm64/configs/defconfig |  1 +
>>>  2 files changed, 5 insertions(+), 6 deletions(-)
>>>
>>> diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms
>>> index 54eb1d7fd419b..72c812e76b0b1 100644
>>> --- a/arch/arm64/Kconfig.platforms
>>> +++ b/arch/arm64/Kconfig.platforms
>>> @@ -188,16 +188,15 @@ config ARCH_MESON
>>>         This enables support for the arm64 based Amlogic SoCs
>>>         such as the s905, S905X/D, S912, A113X/D or S905X/D2
>>>
>>> -menu "Microchip SoC support"
>>> +menuconfig ARCH_MICROCHIP
>>> +     bool "Microchip SoC support"
>>>
>>> -config ARCH_MICROCHIP
>>> -     bool
>>> +if ARCH_MICROCHIP
>>
>> This will surprise all out-of-tree non-defconfig users, because their
>> boards will stop working (drivers depend on ARCH_LAN969X|ARCH_SPARX5
>> which will be now disabled), but I like the consistency.
>>
> 
> I'm not following, ARCH_SPARX5 remains enabled in defconfig and
> ARCH_LAN969X was already disabled by default.

That's why I said non-defconfig.


Best regards,
Krzysztof