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From: Hanjun Guo <hanjun.guo@linaro.org>
To: Catalin Marinas <catalin.marinas@arm.com>,
        "Rafael J. Wysocki" <rjw@rjwysocki.net>,
        Olof Johansson <olof@lixom.net>, Arnd Bergmann <arnd@arndb.de>,
        Mark Rutland <mark.rutland@arm.com>,
        Grant Likely <grant.likely@linaro.org>,
        Will Deacon <will.deacon@arm.com>
Cc: Lorenzo Pieralisi <Lorenzo.Pieralisi@arm.com>,
        Graeme Gregory <graeme.gregory@linaro.org>,
        Sudeep Holla <Sudeep.Holla@arm.com>, Jon Masters <jcm@redhat.com>,
        Jason Cooper <jason@lakedaemon.net>,
        Marc Zyngier <marc.zyngier@arm.com>,
        Bjorn Helgaas <bhelgaas@google.com>, Mark Brown <broonie@kernel.org>,
        Rob Herring <robh@kernel.org>, Robert Richter <rric@kernel.org>,
        Randy Dunlap <rdunlap@infradead.org>, Charles.Garcia-Tobin@arm.com,
        phoenix.liyi@huawei.com, Timur Tabi <timur@codeaurora.org>,
        suravee.suthikulpanit@amd.com, wangyijing@huawei.com,
        linux-acpi@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        linux-kernel@vger.kernel.org, linaro-acpi@lists.linaro.org,
        Al Stone <al.stone@linaro.org>, Hanjun Guo <hanjun.guo@linaro.org>
Subject: [PATCH v7 15/17] ARM64 / ACPI: Select ACPI_REDUCED_HARDWARE_ONLY if ACPI is enabled on ARM64
Date: Wed, 14 Jan 2015 23:05:03 +0800
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From: Al Stone <al.stone@linaro.org>

ACPI reduced hardware mode is disabled by default, but ARM64
can only run properly in ACPI hardware reduced mode, so select
ACPI_REDUCED_HARDWARE_ONLY if ACPI is enabled on ARM64.

Reviewed-by: Grant Likely <grant.likely@linaro.org>
Tested-by: Suravee Suthikulpanit <Suravee.Suthikulpanit@amd.com>
Tested-by: Yijing Wang <wangyijing@huawei.com>
Signed-off-by: Al Stone <al.stone@linaro.org>
Signed-off-by: Hanjun Guo <hanjun.guo@linaro.org>
---
 arch/arm64/Kconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index b1f9a20..c19ae5d 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -1,5 +1,6 @@
 config ARM64
 	def_bool y
+	select ACPI_REDUCED_HARDWARE_ONLY if ACPI
 	select ARCH_BINFMT_ELF_RANDOMIZE_PIE
 	select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE
 	select ARCH_HAS_GCOV_PROFILE_ALL
-- 
1.9.1