Messages in this thread | | | Date | Thu, 30 Apr 2015 22:14:43 +0800 | From | Hanjun Guo <> | Subject | Re: [PATCH 1/2] arm/arm64: ACPI: Introduce CONFIG_ACPI_MUST_HAVE_CCA |
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On 2015年04月30日 21:50, Will Deacon wrote: > On Thu, Apr 30, 2015 at 02:47:13PM +0100, Hanjun Guo wrote: >> On 2015年04月29日 22:42, Catalin Marinas wrote: >>> On Wed, Apr 29, 2015 at 09:31:03AM -0500, Suravee Suthikulpanit wrote: >>>> On 04/29/2015 09:04 AM, Catalin Marinas wrote: >>>>> On Wed, Apr 29, 2015 at 08:44:08AM -0500, Suravee Suthikulpanit wrote: >>>>> Any plans for ACPI on 32-bit ARM? >>>> >>>> Not that I am aware, but I could be totally wrong. The reason I am adding >>>> this here for 32-bit ARM is because the ACPI spec mentioned this. >>>> >>>> If you think this is not necessary until we introduce ACPI for ARM32, it can >>>> be removed. >>> >>> I think it should be removed (as long as ACPI cannot be selected on >>> arm32). >> >> I agree. >> >> Now there is no plan for ARM32 ACPI as I know, ACPI for ARM targets >> for ARM64 based enterprise system at now. > > While we're at it, do we *really* need to support CONFIG_ACPI_PROCFS_POWER > on arm64? It's a deprecated /proc/acpi interface and it would be nice to > avoid introducing deprecated behaviour if we can avoid it.
I agree. It is used for laptop ac adapter and battery, I will look into that and clean it up for ARM64.
Thanks Hanjun
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