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path: root/firmware/drivers/rtc/rtc_pcf50605.c
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Diffstat (limited to 'firmware/drivers/rtc/rtc_pcf50605.c')
-rw-r--r--firmware/drivers/rtc/rtc_pcf50605.c45
1 files changed, 45 insertions, 0 deletions
diff --git a/firmware/drivers/rtc/rtc_pcf50605.c b/firmware/drivers/rtc/rtc_pcf50605.c
new file mode 100644
index 0000000000..1bc40146ff
--- /dev/null
+++ b/firmware/drivers/rtc/rtc_pcf50605.c
@@ -0,0 +1,45 @@
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 "pcf50605.h"
25#include <stdbool.h>
26
27void rtc_init(void)
28{
29}
30
31int rtc_read_datetime(unsigned char* buf)
32{
33 return pcf50605_read_multiple(0x0a, buf, 7);
34}
35
36int rtc_write_datetime(unsigned char* buf)
37{
38 int i;
39
40 for (i=0;i<7;i++) {
41 pcf50605_write(0x0a+i, buf[i]);
42 }
43
44 return 1;
45}