drivers/rtc/rtc-at91rm9200.c: make IO endian agnostic
authorBen Dooks <ben.dooks@codethink.co.uk>
Thu, 16 Apr 2015 19:49:32 +0000 (12:49 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Fri, 17 Apr 2015 13:04:12 +0000 (09:04 -0400)
Change the __raw IO calls to readl/write_relaxed which makes the driver
endian agnostic to run properly on big endian systems.

Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Cc: Andrew Victor <linux@maxim.org.za>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
drivers/rtc/rtc-at91rm9200.c

index b283a1a573b30549cb101f763ed430e258a29124..35efd3f75b1802a20198df1b6098d4fd0697cd1d 100644 (file)
@@ -37,9 +37,9 @@
 #include "rtc-at91rm9200.h"
 
 #define at91_rtc_read(field) \
-       __raw_readl(at91_rtc_regs + field)
+       readl_relaxed(at91_rtc_regs + field)
 #define at91_rtc_write(field, val) \
-       __raw_writel((val), at91_rtc_regs + field)
+       writel_relaxed((val), at91_rtc_regs + field)
 
 #define AT91_RTC_EPOCH         1900UL  /* just like arch/arm/common/rtctime.c */