diff options
Diffstat (limited to 'arch/arm/mach-omap2/id.c')
-rw-r--r-- | arch/arm/mach-omap2/id.c | 25 |
1 files changed, 7 insertions, 18 deletions
diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c index f1e121502789..45cc7ed4dd58 100644 --- a/arch/arm/mach-omap2/id.c +++ b/arch/arm/mach-omap2/id.c @@ -28,6 +28,9 @@ #include "soc.h" #include "control.h" +#define OMAP4_SILICON_TYPE_STANDARD 0x01 +#define OMAP4_SILICON_TYPE_PERFORMANCE 0x02 + static unsigned int omap_revision; static const char *cpu_rev; u32 omap_features; @@ -273,25 +276,11 @@ void __init omap4xxx_check_features(void) { u32 si_type; - if (cpu_is_omap443x()) - omap_features |= OMAP4_HAS_MPU_1GHZ; - + si_type = + (read_tap_reg(OMAP4_CTRL_MODULE_CORE_STD_FUSE_PROD_ID_1) >> 16) & 0x03; - if (cpu_is_omap446x()) { - si_type = - read_tap_reg(OMAP4_CTRL_MODULE_CORE_STD_FUSE_PROD_ID_1); - switch ((si_type & (3 << 16)) >> 16) { - case 2: - /* High performance device */ - omap_features |= OMAP4_HAS_MPU_1_5GHZ; - break; - case 1: - default: - /* Standard device */ - omap_features |= OMAP4_HAS_MPU_1_2GHZ; - break; - } - } + if (si_type == OMAP4_SILICON_TYPE_PERFORMANCE) + omap_features = OMAP4_HAS_PERF_SILICON; } void __init ti81xx_check_features(void) |