diff options
Diffstat (limited to 'arch/arm/mach-omap2')
| -rw-r--r-- | arch/arm/mach-omap2/id.c | 25 | ||||
| -rw-r--r-- | arch/arm/mach-omap2/soc.h | 8 |
2 files changed, 9 insertions, 24 deletions
diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c index cf2362ccb23..3c47a19a580 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) diff --git a/arch/arm/mach-omap2/soc.h b/arch/arm/mach-omap2/soc.h index 070096496e2..f31d90774de 100644 --- a/arch/arm/mach-omap2/soc.h +++ b/arch/arm/mach-omap2/soc.h @@ -435,9 +435,7 @@ extern u32 omap_features; #define OMAP3_HAS_IO_WAKEUP BIT(6) #define OMAP3_HAS_SDRC BIT(7) #define OMAP3_HAS_IO_CHAIN_CTRL BIT(8) -#define OMAP4_HAS_MPU_1GHZ BIT(9) -#define OMAP4_HAS_MPU_1_2GHZ BIT(10) -#define OMAP4_HAS_MPU_1_5GHZ BIT(11) +#define OMAP4_HAS_PERF_SILICON BIT(9) #define OMAP3_HAS_FEATURE(feat,flag) \ @@ -465,9 +463,7 @@ static inline unsigned int omap4_has_ ##feat(void) \ return omap_features & OMAP4_HAS_ ##flag; \ } \ -OMAP4_HAS_FEATURE(mpu_1ghz, MPU_1GHZ) -OMAP4_HAS_FEATURE(mpu_1_2ghz, MPU_1_2GHZ) -OMAP4_HAS_FEATURE(mpu_1_5ghz, MPU_1_5GHZ) +OMAP4_HAS_FEATURE(perf_silicon, PERF_SILICON) #endif /* __ASSEMBLY__ */ |