[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 <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
commit bdca3f0aedde85552099aa95ab1449bf81e4f6f5
tree 1016146e6b110707163777101436eb5b339d39bc
parent c124a78d8c7475ecc43f385f34112b638c4228d9
author Randy Vinson <[email protected]> Fri, 03 Jun 2005 14:43:56 -0700
committer Greg Kroah-Hartman <[email protected]> Tue, 21 Jun 2005 21:52:06 -0700
arch/ppc/platforms/83xx/mpc834x_sys.c | 20 ++++++++++++++++++++
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
--- 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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