Subject: [RFC part1 PATCH 7/7] ARM64 / ACPI: Enable ARM64 in Kconfig

From: [email-masked] (Hanjun Guo)
Date: Wed, 04 Dec 2013 23:55:45 +0800

On 2013?12?04? 18:10, Graeme Gregory wrote:
> On Wed, Dec 04, 2013 at 12:36:51AM +0800, Hanjun Guo wrote:
>> Add Kconfigs to build ACPI on ARM64, and make ACPI runable on ARM64.
>>
>> acpi_idle driver is x86/IA64 dependent now, so make CONFIG_ACPI_PROCESSOR
>> depends on X86 || IA64, and implement it on ARM in the furture.
>>
>> In order to make arm-core.c can both run on ARM and ARM64, introduce
>> CONFIG_ACPI_ARM to support it.
>>
>> Signed-off-by: Graeme Gregory <[email-masked]>
>> Signed-off-by: Al Stone <[email-masked]>
>> Signed-off-by: Hanjun Guo <[email-masked]>
>> ---
>>   arch/arm64/Kconfig         |    2 ++
>>   drivers/acpi/Kconfig       |   12 +++++++++---
>>   drivers/acpi/plat/Makefile |    2 +-
>>   3 files changed, 12 insertions(+), 4 deletions(-)
>>
>> diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
>> index 88c8b6c1..a37795f 100644
>> --- a/arch/arm64/Kconfig
>> +++ b/arch/arm64/Kconfig
>> @@ -280,6 +280,8 @@ source "net/Kconfig"
>>   
>>   source "drivers/Kconfig"
>>   
>> +source "drivers/acpi/Kconfig"
>> +
>>   source "fs/Kconfig"
>>   
>>   source "arch/arm64/kvm/Kconfig"
>> diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
>> index 53f0f16..f43485e 100644
>> --- a/drivers/acpi/Kconfig
>> +++ b/drivers/acpi/Kconfig
>> @@ -2,13 +2,17 @@
>>   # ACPI Configuration
>>   #
>>   
>> +config ACPI_ARM
>> +	bool
>> +	select ACPI_REDUCED_HARDWARE
>> +
>>   menuconfig ACPI
>>   	bool "ACPI (Advanced Configuration and Power Interface) Support"
>>   	depends on !IA64_HP_SIM
>> -	depends on IA64 || X86
>> -	depends on PCI
>> +	depends on ((IA64 || X86) && PCI) || ARM64
>>   	select PNP
>> -	default y
>> +	select ACPI_ARM if (ARM || ARM64)
>> +	default y if !(ARM || ARM64)
> Should only be ARM64 here with the current files in this series, I think
> this is causing others confusion looking for arm 32bit support in patches
> where there is none yet!

ah, yes, my bad, will update it in next version.

Thanks
Hanjun