[xen staging] arm: make it possible to disable HAS_GICV3

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[xen staging] arm: make it possible to disable HAS_GICV3

commit f5ac7cc2b9ca0cf106a73e8a571c36615858adb5
Author:     Stefano Stabellini <[hidden email]>
AuthorDate: Tue Jul 31 08:15:01 2018 -0700
Commit:     Julien Grall <[hidden email]>
CommitDate: Thu Aug 2 12:23:42 2018 +0100

    arm: make it possible to disable HAS_GICV3
    Today it is a silent option. This patch adds a one line description and
    makes it optional.
    Signed-off-by: Stefano Stabellini <[hidden email]>
    Acked-by: Julien Grall <[hidden email]>
    CC: [hidden email]
    CC: [hidden email]
    CC: [hidden email]
    CC: [hidden email]
    Changes in v3:
    - remove any changes to MEM_ACCESS
    - update commit message
    Changes in v2:
    - make HAS_GICv3 depend on ARM_64
    - remove modifications to ARM_HDLCD kconfig, it has been removed
 xen/arch/arm/Kconfig | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/xen/arch/arm/Kconfig b/xen/arch/arm/Kconfig
index 06ba4a4d6e..ce83490ca8 100644
--- a/xen/arch/arm/Kconfig
+++ b/xen/arch/arm/Kconfig
@@ -12,7 +12,6 @@ config ARM_32
 config ARM_64
  def_bool y
  depends on 64BIT
- select HAS_GICV3
 config ARM
  def_bool y
@@ -41,7 +40,13 @@ config ACPI
   an alternative to device tree on ARM64.
 config HAS_GICV3
- bool
+ bool "GICv3 driver"
+ depends on ARM_64
+ default y
+ ---help---
+  Driver for the ARM Generic Interrupt Controller v3.
+  If unsure, say Y
 config HAS_ITS
generated by git-patchbot for /home/xen/git/xen.git#staging

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