Add HWCAP_NEON to the ARM hwcap.h file

Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>

1 files changed, 9 insertions, 0 deletions

diff --git a/arch/arm/vfp/vfpmodule.c b/arch/arm/vfp/vfpmodule.c
index c0d2c9bb952b..67ca340a7c85 100644
--- a/arch/arm/vfp/vfpmodule.c
+++ b/arch/arm/vfp/vfpmodule.c
@@ -371,6 +371,15 @@ static int __init vfp_init(void)
                  * in place; report VFP support to userspace.
                  */
                 elf_hwcap |= HWCAP_VFP;
+#ifdef CONFIG_NEON
+                /*
+                 * Check for the presence of the Advanced SIMD
+                 * load/store instructions, integer and single
+                 * precision floating point operations.
+                 */
+                if ((fmrx(MVFR1) & 0x000fff00) == 0x00011100)
+                        elf_hwcap |= HWCAP_NEON;
+#endif
         }
         return 0;
 }