remove runtime detection of h1x0 series RTC MOD, but leave driver code

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@12554 a1c6a512-1295-4272-9138-f99709370657

2 files changed, 6 insertions, 26 deletions

diff --git a/firmware/drivers/fat.c b/firmware/drivers/fat.c
index e4e7762..e3e1a75 100644
--- a/firmware/drivers/fat.c
+++ b/firmware/drivers/fat.c
@@ -31,9 +31,6 @@
 #include "rbunicode.h"
 #include "logf.h"
 #include "atoi.h"
-#ifdef CONFIG_RTC
-#include "rtc.h"
-#endif 
 
 #define BYTES2INT16(array,pos) \
           (array[pos] | (array[pos+1] << 8 ))
@@ -948,10 +945,6 @@ static void fat_time(unsigned short* date,
 {
 #ifdef CONFIG_RTC
     struct tm* tm = get_time();
-#if CONFIG_RTC == RTC_DS1339_DS3231
-    if(rtc_detected) 
-    {  
-#endif /* CONFIG_RTC == RTC_DS1339_DS3231 */                    
 
     if (date)
         *date = ((tm->tm_year - 80) << 9) |
@@ -965,14 +958,7 @@ static void fat_time(unsigned short* date,
 
     if (tenth)
         *tenth = (tm->tm_sec & 1) * 100;
-        
-#if CONFIG_RTC == RTC_DS1339_DS3231
-    }  
-    else
-#endif /* CONFIG_RTC == RTC_DS1339_DS3231 */                    
-#endif /* CONFIG_RTC */                    
-#if !defined(CONFIG_RTC) || CONFIG_RTC == RTC_DS1339_DS3231
-    {
+#else
     /* non-RTC version returns an increment from the supplied time, or a
      * fixed standard time/date if no time given as input */
     bool next_day = false;
@@ -1039,9 +1025,9 @@ static void fat_time(unsigned short* date,
     }
     if (tenth)
         *tenth = 0;
-    }  
-#endif /* !defined(CONFIG_RTC) || CONFIG_RTC == RTC_DS1339_DS3231 */   
+#endif /* CONFIG_RTC */
 }
+
 static int write_long_name(struct fat_file* file,
                            unsigned int firstentry,
                            unsigned int numentries,
diff --git a/firmware/drivers/rtc/rtc_ds1339_ds3231.c b/firmware/drivers/rtc/rtc_ds1339_ds3231.c
index 7396c2e..e343c96 100644
--- a/firmware/drivers/rtc/rtc_ds1339_ds3231.c
+++ b/firmware/drivers/rtc/rtc_ds1339_ds3231.c
@@ -22,17 +22,10 @@
 
 #define RTC_ADDR   0xD0
 
-bool rtc_detected = false; 
-
 void rtc_init(void)
 {
-    char byte;
-  
     sw_i2c_init();
 
-    /* read one byte from RTC; 0 on success */
-    rtc_detected = !sw_i2c_read(RTC_ADDR, 0, &byte, 1); 
-
 #ifdef HAVE_RTC_ALARM
     /* Check + save alarm bit first, before the power thread starts watching */
     rtc_check_alarm_started(false);
@@ -72,7 +65,8 @@ bool rtc_check_alarm_flag(void)
     sw_i2c_read(RTC_ADDR, 0x0f, buf, 1);        
     if (buf[0] & 0x02) flag = true;
       
-    rtc_enable_alarm(false);
+    buf[0] = 0x00;
+    sw_i2c_write(RTC_ADDR, 0x0f, buf, 1);        
     
     return flag;
 }
@@ -109,7 +103,7 @@ bool rtc_enable_alarm(bool enable)
 {
     unsigned char buf[2];
     
-    buf[0] = enable ? 0x26 : 0x04; /* BBSQI INTCN A2IE vs INTCH  only */
+    buf[0] = enable ? 0x26 : 0x24; /* BBSQI INTCN A2IE vs INTCH  only */
     buf[1] = 0x00; /* reset alarm flags (and OSF for good measure) */
     
     sw_i2c_write(RTC_ADDR, 0x0e, buf, 2);