From: Johan Hovold <johan@kernel.org>
Date: Wed, 10 Dec 2014 23:53:10 +0000 (-0800)
Subject: rtc: omap: add helper to read 32-bit registers
X-Git-Tag: firefly_0821_release~176^2~2734^2~48
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=c253a8965cdf54806f74c4f46cb2f50b95a65b83;p=firefly-linux-kernel-4.4.55.git

rtc: omap: add helper to read 32-bit registers

Add helper to read full register width.

Signed-off-by: Johan Hovold <johan@kernel.org>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Cc: Tony Lindgren <tony@atomide.com>
Cc: Benot Cousson <bcousson@baylibre.com>
Cc: Lokesh Vutla <lokeshvutla@ti.com>
Cc: Guenter Roeck <linux@roeck-us.net>
Cc: Sekhar Nori <nsekhar@ti.com>
Cc: Tero Kristo <t-kristo@ti.com>
Cc: Keerthy J <j-keerthy@ti.com>
Tested-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/drivers/rtc/rtc-omap.c b/drivers/rtc/rtc-omap.c
index bcdf3c596214..c508e45ca3ce 100644
--- a/drivers/rtc/rtc-omap.c
+++ b/drivers/rtc/rtc-omap.c
@@ -123,6 +123,11 @@ static inline u8 rtc_read(struct omap_rtc *rtc, unsigned int reg)
 	return readb(rtc->base + reg);
 }
 
+static inline u32 rtc_readl(struct omap_rtc *rtc, unsigned int reg)
+{
+	return readl(rtc->base + reg);
+}
+
 static inline void rtc_write(struct omap_rtc *rtc, unsigned int reg, u8 val)
 {
 	writeb(val, rtc->base + reg);