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authorDavid S. Miller <davem@davemloft.net>2009-06-15 03:02:23 -0700
committerDavid S. Miller <davem@davemloft.net>2009-06-15 03:02:23 -0700
commit9cbc1cb8cd46ce1f7645b9de249b2ce8460129bb (patch)
tree8d104ec2a459346b99413b0b77421ca7b9936c1a /arch/arm/mach-ixp4xx/include/mach/cpu.h
parentca44d6e60f9de26281fda203f58b570e1748c015 (diff)
parent45e3e1935e2857c54783291107d33323b3ef33c8 (diff)
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts: Documentation/feature-removal-schedule.txt drivers/scsi/fcoe/fcoe.c net/core/drop_monitor.c net/core/net-traces.c
Diffstat (limited to 'arch/arm/mach-ixp4xx/include/mach/cpu.h')
-rw-r--r--arch/arm/mach-ixp4xx/include/mach/cpu.h7
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/arm/mach-ixp4xx/include/mach/cpu.h b/arch/arm/mach-ixp4xx/include/mach/cpu.h
index def7773be67..b2ef65db0e9 100644
--- a/arch/arm/mach-ixp4xx/include/mach/cpu.h
+++ b/arch/arm/mach-ixp4xx/include/mach/cpu.h
@@ -26,6 +26,8 @@
#define IXP46X_PROCESSOR_ID_VALUE 0x69054200 /* including IXP455 */
#define IXP46X_PROCESSOR_ID_MASK 0xfffffff0
+#define cpu_is_ixp42x_rev_a0() ((read_cpuid_id() & (IXP42X_PROCESSOR_ID_MASK | 0xF)) == \
+ IXP42X_PROCESSOR_ID_VALUE)
#define cpu_is_ixp42x() ((read_cpuid_id() & IXP42X_PROCESSOR_ID_MASK) == \
IXP42X_PROCESSOR_ID_VALUE)
#define cpu_is_ixp43x() ((read_cpuid_id() & IXP43X_PROCESSOR_ID_MASK) == \
@@ -35,8 +37,11 @@
static inline u32 ixp4xx_read_feature_bits(void)
{
- unsigned int val = ~*IXP4XX_EXP_CFG2;
+ u32 val = ~*IXP4XX_EXP_CFG2;
+ if (cpu_is_ixp42x_rev_a0())
+ return IXP42X_FEATURE_MASK & ~(IXP4XX_FEATURE_RCOMP |
+ IXP4XX_FEATURE_AES);
if (cpu_is_ixp42x())
return val & IXP42X_FEATURE_MASK;
if (cpu_is_ixp43x())