[PATCH] optional ZONE_DMA: remove ZONE_DMA remains from sh/sh64

sh / sh64: Remove ZONE_DMA remains.

Both arches do not need ZONE_DMA

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Signed-off-by: Christoph Lameter <clameter@sgi.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

2 files changed, 1 insertions, 7 deletions

diff --git a/arch/sh64/Kconfig b/arch/sh64/Kconfig
index 7bc0744b7ab6..e14b533558c8 100644
--- a/arch/sh64/Kconfig
+++ b/arch/sh64/Kconfig
@@ -36,9 +36,6 @@ config GENERIC_CALIBRATE_DELAY
 config RWSEM_XCHGADD_ALGORITHM
         bool
 
-config GENERIC_ISA_DMA
-        bool
-
 config ARCH_HAS_ILOG2_U32
         bool
         default n
diff --git a/arch/sh64/mm/init.c b/arch/sh64/mm/init.c
index 83295bd21aa7..5dc08787259c 100644
--- a/arch/sh64/mm/init.c
+++ b/arch/sh64/mm/init.c
@@ -118,10 +118,7 @@ void __init paging_init(void)
 
         mmu_context_cache = MMU_CONTEXT_FIRST_VERSION;
 
-        /*
-         * All memory is good as ZONE_NORMAL (fall-through) and ZONE_DMA.
-         */
-        zones_size[ZONE_DMA] = MAX_LOW_PFN - START_PFN;
+        zones_size[ZONE_NORMAL] = MAX_LOW_PFN - START_PFN;
         NODE_DATA(0)->node_mem_map = NULL;
         free_area_init_node(0, NODE_DATA(0), zones_size, __MEMORY_START >> PAGE_SHIFT, 0);
 }