Merge tag 'xen-arm64-3.1-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/sstabellini/xen into upstream

Introduce Xen support to ARM64

* tag 'xen-arm64-3.1-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/sstabellini/xen:
  MAINTAINERS: add myself as arm64/xen maintainer
  arm64/xen: introduce CONFIG_XEN and hypercall.S on ARM64
  arm64/xen: use XEN_IO_PROTO_ABI_ARM on ARM64
  arm64/xen: implement ioremap_cached on arm64
  arm64/xen: introduce asm/xen header files on arm64
  arm/xen: define xen_remap as ioremap_cached

1 files changed, 10 insertions, 0 deletions

diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index c3e3a17215a0..ef32eb1aa2d9 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -183,6 +183,16 @@ config HW_PERF_EVENTS
 
 source "mm/Kconfig"
 
+config XEN_DOM0
+        def_bool y
+        depends on XEN
+
+config XEN
+        bool "Xen guest support on ARM64 (EXPERIMENTAL)"
+        depends on ARM64 && OF
+        help
+          Say Y if you want to run Linux in a Virtual Machine on Xen on ARM64.
+
 endmenu
 
 menu "Boot options"