From bdca3f0aedde85552099aa95ab1449bf81e4f6f5 Mon Sep 17 00:00:00 2001
From: Randy Vinson <rvinson@mvista.com>
Date: Fri, 3 Jun 2005 14:43:56 -0700
Subject: [PATCH] I2C: Add support for Maxim/Dallas DS1374 Real-Time Clock Chip
 (2/2)

This change provides support for the DS1374 Real-Time Clock chip present
on the MPC8349ADS board. It depends on a previous patch which adds I2C
support for the DS1374.

Signed-off-by: Randy Vinson <rvinson@mvista.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/arch/ppc/platforms/83xx/mpc834x_sys.c b/arch/ppc/platforms/83xx/mpc834x_sys.c
index 86ca5cf..37ece15 100644
--- a/arch/ppc/platforms/83xx/mpc834x_sys.c
+++ b/arch/ppc/platforms/83xx/mpc834x_sys.c
@@ -185,6 +185,26 @@ mpc834x_sys_init_IRQ(void)
 	ipic_set_default_priority();
 }
 
+#if defined(CONFIG_I2C_MPC) && defined(CONFIG_SENSORS_DS1374)
+extern ulong	ds1374_get_rtc_time(void);
+extern int	ds1374_set_rtc_time(ulong);
+
+static int __init
+mpc834x_rtc_hookup(void)
+{
+	struct timespec	tv;
+
+	ppc_md.get_rtc_time = ds1374_get_rtc_time;
+	ppc_md.set_rtc_time = ds1374_set_rtc_time;
+
+	tv.tv_nsec = 0;
+	tv.tv_sec = (ppc_md.get_rtc_time)();
+	do_settimeofday(&tv);
+
+	return 0;
+}
+late_initcall(mpc834x_rtc_hookup);
+#endif
 static __inline__ void
 mpc834x_sys_set_bat(void)
 {
-- 
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