From bdca3f0aedde85552099aa95ab1449bf81e4f6f5 Mon Sep 17 00:00:00 2001 From: Randy Vinson 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 Signed-off-by: Greg Kroah-Hartman --- arch/ppc/platforms/83xx/mpc834x_sys.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) (limited to 'arch/ppc/platforms/83xx') 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) { -- cgit v1.2.3-59-g8ed1b