sh: URAM node support for SH7722.

This adds the URAM block on SH7722 as a separate node.
Sparsemem is required for this, or it can simply be disabled
by explicitly selecting a flatmem model.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

1 files changed, 2 insertions, 0 deletions

diff --git a/arch/sh/mm/Kconfig b/arch/sh/mm/Kconfig
index 8c5b73ab4772..dd9b226c5d4b 100644
--- a/arch/sh/mm/Kconfig
+++ b/arch/sh/mm/Kconfig
@@ -211,6 +211,7 @@ config CPU_SUBTYPE_SH7722
         select CPU_SH4AL_DSP
         select CPU_SHX2
         select CPU_HAS_IPR_IRQ
+        select ARCH_SPARSEMEM_ENABLE
 
 endchoice
 
@@ -321,6 +322,7 @@ config ARCH_SPARSEMEM_DEFAULT
 
 config MAX_ACTIVE_REGIONS
         int
+        default "2" if (CPU_SUBTYPE_SH7722 && SPARSEMEM)
         default "1"
 
 config ARCH_POPULATES_NODE_MAP