From 6da7bb1e9cef9ab956e4223125090e4465f51fb2 Mon Sep 17 00:00:00 2001
From: Ben Dooks <ben.dooks@codethink.co.uk>
Date: Thu, 16 Apr 2015 12:49:32 -0700
Subject: [PATCH] drivers/rtc/rtc-at91rm9200.c: make IO endian agnostic

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 | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/rtc/rtc-at91rm9200.c b/drivers/rtc/rtc-at91rm9200.c
index b283a1a573b3..35efd3f75b18 100644
--- a/drivers/rtc/rtc-at91rm9200.c
+++ b/drivers/rtc/rtc-at91rm9200.c
@@ -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 */