x86/intel/quark: Add Intel Quark platform support

Add Intel Quark platform support. Quark needs to pull down all
unlocked IMRs to ensure agreement with the EFI memory map post
boot.

This patch adds an entry in Kconfig for Quark as a platform and
makes IMR support mandatory if selected.

Suggested-by: Thomas Gleixner <tglx@linutronix.de>
Suggested-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Tested-by: Ong, Boon Leong <boon.leong.ong@intel.com>
Signed-off-by: Bryan O'Donoghue <pure.logic@nexus-software.ie>
Reviewed-by: Andy Shevchenko <andy.schevchenko@gmail.com>
Reviewed-by: Darren Hart <dvhart@linux.intel.com>
Reviewed-by: Ong, Boon Leong <boon.leong.ong@intel.com>
Cc: dvhart@infradead.org
Link: http://lkml.kernel.org/r/1422635379-12476-3-git-send-email-pure.logic@nexus-software.ie
Signed-off-by: Ingo Molnar <mingo@kernel.org>

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 5e28e2be3a41d6234ed18de61cff9d6767050b01..1f97c7f0d049eb93f8d59abaa2de281059913a19 100644 (file)
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -486,6 +486,22 @@ config X86_INTEL_MID
          Intel MID platforms are based on an Intel processor and chipset which
          consume less power than most of the x86 derivatives.
 
+config X86_INTEL_QUARK
+       bool "Intel Quark platform support"
+       depends on X86_32
+       depends on X86_EXTENDED_PLATFORM
+       depends on X86_PLATFORM_DEVICES
+       depends on X86_TSC
+       depends on PCI
+       depends on PCI_GOANY
+       depends on X86_IO_APIC
+       select IOSF_MBI
+       select INTEL_IMR
+       ---help---
+         Select to include support for Quark X1000 SoC.
+         Say Y here if you have a Quark based system such as the Arduino
+         compatible Intel Galileo.
+
 config X86_INTEL_LPSS
        bool "Intel Low Power Subsystem Support"
        depends on ACPI

diff --git a/arch/x86/platform/Makefile b/arch/x86/platform/Makefile
index 85afde1fa3e5f6465e40a0599e17669a934b88b9..a62e0be3a2f1b4f563ab5f6fda0acb59612ea523 100644 (file)
--- a/arch/x86/platform/Makefile
+++ b/arch/x86/platform/Makefile
@@ -5,6 +5,7 @@ obj-y   += geode/
 obj-y  += goldfish/
 obj-y  += iris/
 obj-y  += intel-mid/
+obj-y  += intel-quark/
 obj-y  += olpc/
 obj-y  += scx200/
 obj-y  += sfi/