diff options
Diffstat (limited to 'arch/arm/cpu/pxa')
| -rw-r--r-- | arch/arm/cpu/pxa/cpuinfo.c | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/arch/arm/cpu/pxa/cpuinfo.c b/arch/arm/cpu/pxa/cpuinfo.c index 17d8be5b5b..25de9e5fff 100644 --- a/arch/arm/cpu/pxa/cpuinfo.c +++ b/arch/arm/cpu/pxa/cpuinfo.c @@ -46,6 +46,13 @@ int cpu_is_pxa27x(void) return id == CPU_VALUE_PXA27X; } +int cpu_is_pxa27xm(void) +{ + uint32_t id = pxa_get_cpuid(); + return ((id & CPU_MASK_PXA_PRODID) == CPU_VALUE_PXA27X) && + ((id & CPU_MASK_PXA_REVID) == 8); +} + uint32_t pxa_get_cpu_revision(void) { return pxa_get_cpuid() & CPU_MASK_PRODREV; @@ -91,13 +98,17 @@ static const char *pxa27x_get_revision(void) id = pxa_get_cpuid() & CPU_MASK_PXA_REVID; - if ((id == 5) || (id == 6) || (id > 7)) + if ((id == 5) || (id == 6) || (id > 8)) return unknown; /* Cap the special PXA270 C5 case. */ if (id == 7) id = 5; + /* Cap the special PXA270M A1 case. */ + if (id == 8) + id = 1; + return rev[id]; } @@ -107,7 +118,9 @@ static int print_cpuinfo_pxa2xx(void) puts("Marvell PXA25x rev. "); puts(pxa25x_get_revision()); } else if (cpu_is_pxa27x()) { - puts("Marvell PXA27x rev. "); + puts("Marvell PXA27x"); + if (cpu_is_pxa27xm()) puts("M"); + puts(" rev. "); puts(pxa27x_get_revision()); } else return -EINVAL; |