[ARM] 4054/1: ep93xx: add HWCAP_CRUNCH

Add HWCAP_CRUNCH so that the dynamic linker knows whether it can
use Crunch-optimised libraries or not.

Signed-off-by: Lennert Buytenhek <buytenh@wantstofly.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

3 files changed, 6 insertions, 0 deletions

diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
index cf2bd4242803..bbab134cd82d 100644
--- a/arch/arm/kernel/setup.c
+++ b/arch/arm/kernel/setup.c
@@ -855,6 +855,7 @@ static const char *hwcap_str[] = {
         "edsp",
         "java",
         "iwmmxt",
+        "crunch",
         NULL
 };
 
diff --git a/arch/arm/mach-ep93xx/core.c b/arch/arm/mach-ep93xx/core.c
index d649b39711d4..6b26346191c0 100644
--- a/arch/arm/mach-ep93xx/core.c
+++ b/arch/arm/mach-ep93xx/core.c
@@ -477,4 +477,8 @@ void __init ep93xx_init_devices(void)
 
         platform_device_register(&ep93xx_rtc_device);
         platform_device_register(&ep93xx_ohci_device);
+
+#ifdef CONFIG_CRUNCH
+        elf_hwcap |= HWCAP_CRUNCH;
+#endif
 }
diff --git a/include/asm-arm/elf.h b/include/asm-arm/elf.h
index 642382d2c9f0..3679a8a8922e 100644
--- a/include/asm-arm/elf.h
+++ b/include/asm-arm/elf.h
@@ -52,6 +52,7 @@ typedef struct user_fp elf_fpregset_t;
 #define HWCAP_EDSP      128
 #define HWCAP_JAVA      256
 #define HWCAP_IWMMXT    512
+#define HWCAP_CRUNCH    1024
 
 #ifdef __KERNEL__
 #ifndef __ASSEMBLY__