[adm5120] fix compiler warning

[openwrt.git] / target / linux / adm5120 / files / include / asm-mips / mach-adm5120 / adm5120_switch.h

diff --git a/target/linux/adm5120/files/include/asm-mips/mach-adm5120/adm5120_switch.h b/target/linux/adm5120/files/include/asm-mips/mach-adm5120/adm5120_switch.h
index 9ed5233..2dbb097 100644 (file)
--- a/target/linux/adm5120/files/include/asm-mips/mach-adm5120/adm5120_switch.h
+++ b/target/linux/adm5120/files/include/asm-mips/mach-adm5120/adm5120_switch.h
@@ -9,27 +9,19 @@
  *  Copyright (C) 2007 OpenWrt.org
  *  Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org>
  *
- *  This program is free software; you can redistribute it and/or
- *  modify it under the terms of the GNU General Public License
- *  as published by the Free Software Foundation; either version 2
- *  of the License, or (at your option) any later version.
+ *  This program is free software; you can redistribute it and/or modify it
+ *  under the terms of the GNU General Public License version 2 as published
+ *  by the Free Software Foundation.
  *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License
- *  along with this program; if not, write to the
- *  Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
- *  Boston, MA  02110-1301, USA.
  */
 
 #ifndef _ADM5120_SWITCH_H_
 #define _ADM5120_SWITCH_H_
 
-#define BIT(at)                (1 << (at))
-#define BITMASK(len)   ((1 << (len))-1)
+#ifndef BIT
+#  define BIT(at)      (1 << (at))
+#endif
+#define BITMASK(len)   (BIT(len)-1)
 
 #define SW_READ_REG(r)         __raw_readl( \
        (void __iomem *)KSEG1ADDR(ADM5120_SWITCH_BASE) + r)