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authorRandy Vinson <rvinson@mvista.com>2005-06-03 14:43:56 -0700
committerGreg Kroah-Hartman <gregkh@suse.de>2005-06-21 21:52:06 -0700
commitbdca3f0aedde85552099aa95ab1449bf81e4f6f5 (patch)
tree1016146e6b110707163777101436eb5b339d39bc /arch
parentc124a78d8c7475ecc43f385f34112b638c4228d9 (diff)
downloadlinux-bdca3f0aedde85552099aa95ab1449bf81e4f6f5.tar.bz2
[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>
Diffstat (limited to 'arch')
-rw-r--r--arch/ppc/platforms/83xx/mpc834x_sys.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/arch/ppc/platforms/83xx/mpc834x_sys.c b/arch/ppc/platforms/83xx/mpc834x_sys.c
index 86ca5cf81263..37ece1542799 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)
{