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SubjectRe: [PATCH v10 3/4] ARM64: ACPI: enable ACPI_SPCR_TABLE
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On 2016/9/8 19:16, Will Deacon wrote:
> On Wed, Sep 07, 2016 at 12:30:19PM +0300, Aleksey Makarov wrote:
>>
>> On 09/05/2016 03:36 PM, Aleksey Makarov wrote:
>>> SBBR mentions SPCR as a mandatory ACPI table. So enable it for ARM64
>>>
>>> Earlycon should be set up as early as possible. ACPI boot tables are
>>> mapped in arch/arm64/kernel/acpi.c:acpi_boot_table_init() that
>>> is called from setup_arch() and that's where we parse SPCR.
>>> So it has to be opted-in per-arch.
>>>
>>> When ACPI_SPCR_TABLE is defined initialization of DT earlycon is
>>> deferred until the DT/ACPI decision is done. Initialize DT earlycon
>>> if ACPI is disabled.
>>
>> Hi Will, Catalin,
>>
>> Can you review this patch and consider ACKing it please?
>
> Hanjun, Al, Mark, Graeme -- any comments on this?

We tested this patch on D02, although d02 is 8250 based
uart, but this patch is the core part, which makes sense
to me,

Acked-by: Hanjun Guo <hanjun.guo@linaro.org>

Thanks
Hanjun

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