[MIPS] Enable highmem for all MIPS32 and MIPS64 processors.

In case a particular system doesn't support highmem the runtime checks
will ensure nothing bad is going to happen.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 767de84..3a0f89d 100644 (file)
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -1053,6 +1053,7 @@ config CPU_MIPS32_R1
        depends on SYS_HAS_CPU_MIPS32_R1
        select CPU_HAS_PREFETCH
        select CPU_SUPPORTS_32BIT_KERNEL
+       select CPU_SUPPORTS_HIGHMEM
        help
          Choose this option to build a kernel for release 1 or later of the
          MIPS32 architecture.  Most modern embedded systems with a 32-bit
@@ -1069,6 +1070,7 @@ config CPU_MIPS32_R2
        depends on SYS_HAS_CPU_MIPS32_R2
        select CPU_HAS_PREFETCH
        select CPU_SUPPORTS_32BIT_KERNEL
+       select CPU_SUPPORTS_HIGHMEM
        help
          Choose this option to build a kernel for release 2 or later of the
          MIPS32 architecture.  Most modern embedded systems with a 32-bit
@@ -1082,6 +1084,7 @@ config CPU_MIPS64_R1
        select CPU_HAS_PREFETCH
        select CPU_SUPPORTS_32BIT_KERNEL
        select CPU_SUPPORTS_64BIT_KERNEL
+       select CPU_SUPPORTS_HIGHMEM
        help
          Choose this option to build a kernel for release 1 or later of the
          MIPS64 architecture.  Many modern embedded systems with a 64-bit
@@ -1099,6 +1102,7 @@ config CPU_MIPS64_R2
        select CPU_HAS_PREFETCH
        select CPU_SUPPORTS_32BIT_KERNEL
        select CPU_SUPPORTS_64BIT_KERNEL
+       select CPU_SUPPORTS_HIGHMEM
        help
          Choose this option to build a kernel for release 2 or later of the
          MIPS64 architecture.  Many modern embedded systems with a 64-bit