ARM64 / ACPI: Enable ARM64 in Kconfig

Add Kconfigs to build ACPI on ARM64, and make ACPI available on ARM64.

acpi_idle driver is x86/IA64 dependent now, so make CONFIG_ACPI_PROCESSOR
depend on X86 || IA64, and implement it on ARM64 in the future.

CC: Rafael J. Wysocki <rjw@rjwysocki.net>
CC: Catalin Marinas <catalin.marinas@arm.com>
CC: Will Deacon <will.deacon@arm.com>
Reviewed-by: Grant Likely <grant.likely@linaro.org>
Tested-by: Suravee Suthikulpanit <Suravee.Suthikulpanit@amd.com>
Tested-by: Yijing Wang <wangyijing@huawei.com>
Tested-by: Mark Langsdorf <mlangsdo@redhat.com>
Tested-by: Jon Masters <jcm@redhat.com>
Tested-by: Timur Tabi <timur@codeaurora.org>
Tested-by: Robert Richter <rrichter@cavium.com>
Acked-by: Robert Richter <rrichter@cavium.com>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Graeme Gregory <graeme.gregory@linaro.org>
Signed-off-by: Al Stone <al.stone@linaro.org>
Signed-off-by: Hanjun Guo <hanjun.guo@linaro.org>
Signed-off-by: Will Deacon <will.deacon@arm.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
index a726381fea72..a8f531e2b97c 100644
--- a/drivers/acpi/Kconfig
+++ b/drivers/acpi/Kconfig
@@ -5,7 +5,7 @@
 menuconfig ACPI
         bool "ACPI (Advanced Configuration and Power Interface) Support"
         depends on !IA64_HP_SIM
-        depends on IA64 || X86
+        depends on IA64 || X86 || (ARM64 && EXPERT)
         depends on PCI
         select PNP
         default y
@@ -167,6 +167,7 @@ config ACPI_PROCESSOR
         tristate "Processor"
         select THERMAL
         select CPU_IDLE
+        depends on X86 || IA64
         default y
         help
           This driver installs ACPI as the idle handler for Linux and uses