[U-Boot] [PATCH v4 1/4] bitops: introduce BIT() definition

Heiko Schocher hs at denx.de
Fri Aug 21 19:01:56 CEST 2015


introduce BIT() definition, used in at91_udc gadget
driver.

Signed-off-by: Heiko Schocher <hs at denx.de>

---

Changes in v4: None
Changes in v3:
- new in v3

Changes in v2: None

 include/linux/bitops.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/include/linux/bitops.h b/include/linux/bitops.h
index e724310..7d30ace 100644
--- a/include/linux/bitops.h
+++ b/include/linux/bitops.h
@@ -3,6 +3,8 @@
 
 #include <asm/types.h>
 
+#define BIT(nr)		(1UL << (nr))
+
 /*
  * ffs: find first bit set. This is defined the same way as
  * the libc and compiler builtin ffs routines, therefore
-- 
2.1.0



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