X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=arch%2Fmips%2Finclude%2Fasm%2Fmach-generic%2Fspaces.h;h=952b0fdfda0e637849315f534043137f10972414;hb=3ffc17d8768be705e292ac4c2e3ab1f18dc06047;hp=afc96ecb90042358685be12d3b2e0f8ab21964ce;hpb=dabdc1853d59b355eaa679b8856016a7366da9af;p=karo-tx-linux.git

diff --git a/arch/mips/include/asm/mach-generic/spaces.h b/arch/mips/include/asm/mach-generic/spaces.h
index afc96ecb9004..952b0fdfda0e 100644
--- a/arch/mips/include/asm/mach-generic/spaces.h
+++ b/arch/mips/include/asm/mach-generic/spaces.h
@@ -12,6 +12,8 @@
 
 #include <linux/const.h>
 
+#include <asm/mipsregs.h>
+
 /*
  * This gives the physical RAM offset.
  */
@@ -52,11 +54,7 @@
 #ifdef CONFIG_64BIT
 
 #ifndef CAC_BASE
-#ifdef CONFIG_DMA_NONCOHERENT
-#define CAC_BASE		_AC(0x9800000000000000, UL)
-#else
-#define CAC_BASE		_AC(0xa800000000000000, UL)
-#endif
+#define CAC_BASE	PHYS_TO_XKPHYS(read_c0_config() & CONF_CM_CMASK, 0)
 #endif
 
 #ifndef IO_BASE