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authorPaul Bolle <pebolle@tiscali.nl>2013-03-27 00:47:03 +0000
committerMichael Ellerman <michael@ellerman.id.au>2013-04-18 13:03:53 +1000
commit933ee7119fb14156f46dc8bce8218f62db13c568 (patch)
treed42fe89c8f7a28351e8139743601c45c9c6a32df /arch/powerpc/include/asm/dma.h
parent9850baed30dd445b0a2bb58045b8edff74953952 (diff)
powerpc: remove PReP platform
PPC_PREP is marked as BROKEN since v2.6.15. Remove all PReP specific code now. Signed-off-by: Paul Bolle <pebolle@tiscali.nl> Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/include/asm/dma.h')
-rw-r--r--arch/powerpc/include/asm/dma.h5
1 files changed, 0 insertions, 5 deletions
diff --git a/arch/powerpc/include/asm/dma.h b/arch/powerpc/include/asm/dma.h
index f6813e919bb2..a5c6d83b5f60 100644
--- a/arch/powerpc/include/asm/dma.h
+++ b/arch/powerpc/include/asm/dma.h
@@ -16,10 +16,6 @@
*
* None of this really applies for Power Macintoshes. There is
* basically just enough here to get kernel/dma.c to compile.
- *
- * There may be some comments or restrictions made here which are
- * not valid for the PReP platform. Take what you read
- * with a grain of salt.
*/
#include <asm/io.h>
@@ -57,7 +53,6 @@
* - page registers for 5-7 don't use data bit 0, represent 128K pages
* - page registers for 0-3 use bit 0, represent 64K pages
*
- * On PReP, DMA transfers are limited to the lower 16MB of _physical_ memory.
* On CHRP, the W83C553F (and VLSI Tollgate?) support full 32 bit addressing.
* Note that addresses loaded into registers must be _physical_ addresses,
* not logical addresses (which may differ if paging is active).