ACPI: Enable Platform Runtime Mechanism(PRM) support on ARM64

There is interest to make use of PRM(Platform Runtime Mechanism) even on
ARM64 ACPI platforms. Allow PRM to be enabled on ARM64 platforms. It will
be enabled by default as on x86_64.

Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>

diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
index 1e34f846508fbc9787b874e7de43879f14e5af78..d08b7408f0a514a908ff3fed814fab54ba504490 100644 (file)
--- a/drivers/acpi/Kconfig
+++ b/drivers/acpi/Kconfig
@@ -592,7 +592,7 @@ config X86_PM_TIMER
 
 config ACPI_PRMT
        bool "Platform Runtime Mechanism Support"
-       depends on EFI && X86_64
+       depends on EFI && (X86_64 || ARM64)
        default y
        help
          Platform Runtime Mechanism (PRM) is a firmware interface exposing a