powerpc/p4080: Add workaround for erratum CPU22

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
2010-05-05 22:35:27 -05:00
parent 61054ffa16
commit fd3c9befa8
4 changed files with 17 additions and 1 deletions
--- a/arch/powerpc/include/asm/processor.h
+++ b/arch/powerpc/include/asm/processor.h
@@ -495,6 +495,7 @@
 #define   L1CSR1_ICFI		0x00000002	/* Instruction Cache Flash Invalidate */
 #define   L1CSR1_ICE		0x00000001	/* Instruction Cache Enable */
 #define SPRN_L1CSR2	0x25e	/* L1 Data Cache Control and Status Register 2 */
+#define   L1CSR2_DCWS		0x40000000	/* Data Cache Write Shadow */
 #define SPRN_L2CSR0	0x3f9	/* L2 Data Cache Control and Status Register 0 */
 #define   L2CSR0_L2E		0x80000000	/* L2 Cache Enable */
 #define   L2CSR0_L2PE		0x40000000	/* L2 Cache Parity/ECC Enable */