diff options
Diffstat (limited to 'arch/arm/cpu')
| -rw-r--r-- | arch/arm/cpu/pxa/cpuinfo.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/arch/arm/cpu/pxa/cpuinfo.c b/arch/arm/cpu/pxa/cpuinfo.c index f1cdd40..bab6340 100644 --- a/arch/arm/cpu/pxa/cpuinfo.c +++ b/arch/arm/cpu/pxa/cpuinfo.c @@ -24,9 +24,11 @@ #include <errno.h> #include <linux/compiler.h> -#define CPU_MASK_PXA_REVID 0x00f +#define CPU_MASK_PXA_PRODID 0x000003f0 +#define CPU_MASK_PXA_REVID 0x0000000f + +#define CPU_MASK_PRODREV (CPU_MASK_PXA_PRODID | CPU_MASK_PXA_REVID) -#define CPU_MASK_PXA_PRODID 0x3f0 #define CPU_VALUE_PXA25X 0x100 #define CPU_VALUE_PXA27X 0x110 @@ -51,6 +53,11 @@ int cpu_is_pxa27x(void) return id == CPU_VALUE_PXA27X; } +uint32_t pxa_get_cpu_revision(void) +{ + return pxa_get_cpuid() & CPU_MASK_PRODREV; +} + #ifdef CONFIG_DISPLAY_CPUINFO static const char *pxa25x_get_revision(void) { |