From 047174872ad61562fb3a9dea8e14aafc024aaf8b Mon Sep 17 00:00:00 2001
From: Linus Nielsen Feltzing <linus@haxx.se>
Date: Tue, 6 Aug 2002 06:21:53 +0000
Subject: rtc_read() now sends a stop condition. This hopefully fixes the
 stopping clock updates.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@1539 a1c6a512-1295-4272-9138-f99709370657
---
 firmware/drivers/rtc.c | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

(limited to 'firmware/drivers/rtc.c')

diff --git a/firmware/drivers/rtc.c b/firmware/drivers/rtc.c
index 66b37fccb7..2882c975b7 100644
--- a/firmware/drivers/rtc.c
+++ b/firmware/drivers/rtc.c
@@ -25,6 +25,14 @@
 #define	RTC_DEV_WRITE   (RTC_ADR | 0x00)
 #define	RTC_DEV_READ    (RTC_ADR | 0x01)
 
+void rtc_init(void)
+{
+    unsigned char data;
+    data = (unsigned int)rtc_read(0x0c);
+    data &= 0xbf;
+    rtc_write(0x0c,data);
+}
+
 int rtc_write(unsigned char address, unsigned char value)
 {
     int ret = 0;
@@ -55,7 +63,7 @@ int rtc_read(unsigned char address)
     
     buf[0] = address;
 
-    /* send run command */
+    /* send read command */
     if (i2c_write(RTC_DEV_READ,buf,1) >= 0)
     {
         i2c_start();
@@ -66,6 +74,8 @@ int rtc_read(unsigned char address)
         }
     }
 
+    i2c_stop();
+
     i2c_end();
     return value;
 }
-- 
cgit v1.2.3