diff options
Diffstat (limited to 'arch/arm/plat-omap/include/plat/cpu.h')
| -rw-r--r-- | arch/arm/plat-omap/include/plat/cpu.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/arch/arm/plat-omap/include/plat/cpu.h b/arch/arm/plat-omap/include/plat/cpu.h index f129efb..431fec4 100644 --- a/arch/arm/plat-omap/include/plat/cpu.h +++ b/arch/arm/plat-omap/include/plat/cpu.h @@ -30,6 +30,8 @@ #ifndef __ASM_ARCH_OMAP_CPU_H #define __ASM_ARCH_OMAP_CPU_H +#include <linux/bitops.h> + /* * Omap device type i.e. EMU/HS/TST/GP/BAD */ @@ -423,4 +425,27 @@ IS_OMAP_TYPE(3430, 0x3430) int omap_chip_is(struct omap_chip_id oci); void omap2_check_revision(void); +/* + * Runtime detection of OMAP3 features + */ +extern u32 omap3_features; + +#define OMAP3_HAS_L2CACHE BIT(0) +#define OMAP3_HAS_IVA BIT(1) +#define OMAP3_HAS_SGX BIT(2) +#define OMAP3_HAS_NEON BIT(3) +#define OMAP3_HAS_ISP BIT(4) + +#define OMAP3_HAS_FEATURE(feat,flag) \ +static inline unsigned int omap3_has_ ##feat(void) \ +{ \ + return (omap3_features & OMAP3_HAS_ ##flag); \ +} \ + +OMAP3_HAS_FEATURE(l2cache, L2CACHE) +OMAP3_HAS_FEATURE(sgx, SGX) +OMAP3_HAS_FEATURE(iva, IVA) +OMAP3_HAS_FEATURE(neon, NEON) +OMAP3_HAS_FEATURE(isp, ISP) + #endif |