diff options
Diffstat (limited to 'firmware/drivers/rtc/rtc_pcf50606.c')
-rw-r--r-- | firmware/drivers/rtc/rtc_pcf50606.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/firmware/drivers/rtc/rtc_pcf50606.c b/firmware/drivers/rtc/rtc_pcf50606.c new file mode 100644 index 0000000000..25b0c704c0 --- /dev/null +++ b/firmware/drivers/rtc/rtc_pcf50606.c | |||
@@ -0,0 +1,51 @@ | |||
1 | /*************************************************************************** | ||
2 | * __________ __ ___. | ||
3 | * Open \______ \ ____ ____ | | _\_ |__ _______ ___ | ||
4 | * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / | ||
5 | * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < | ||
6 | * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ | ||
7 | * \/ \/ \/ \/ \/ | ||
8 | * $Id$ | ||
9 | * | ||
10 | * Copyright (C) 2002 by Linus Nielsen Feltzing, Uwe Freese, Laurent Baum | ||
11 | * | ||
12 | * All files in this archive are subject to the GNU General Public License. | ||
13 | * See the file COPYING in the source tree root for full license agreement. | ||
14 | * | ||
15 | * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY | ||
16 | * KIND, either express or implied. | ||
17 | * | ||
18 | ****************************************************************************/ | ||
19 | #include "config.h" | ||
20 | #include "i2c.h" | ||
21 | #include "rtc.h" | ||
22 | #include "kernel.h" | ||
23 | #include "system.h" | ||
24 | #include "pcf50606.h" | ||
25 | #include <stdbool.h> | ||
26 | |||
27 | void rtc_init(void) | ||
28 | { | ||
29 | } | ||
30 | |||
31 | int rtc_read_datetime(unsigned char* buf) { | ||
32 | int rc; | ||
33 | int oldlevel = set_irq_level(HIGHEST_IRQ_LEVEL); | ||
34 | |||
35 | rc = pcf50606_read_multiple(0x0a, buf, 7); | ||
36 | |||
37 | set_irq_level(oldlevel); | ||
38 | return rc; | ||
39 | } | ||
40 | |||
41 | int rtc_write_datetime(unsigned char* buf) { | ||
42 | int rc; | ||
43 | int oldlevel = set_irq_level(HIGHEST_IRQ_LEVEL); | ||
44 | |||
45 | rc = pcf50606_write_multiple(0x0a, buf, 7); | ||
46 | |||
47 | set_irq_level(oldlevel); | ||
48 | |||
49 | return rc; | ||
50 | } | ||
51 | |||