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Abstract the PortalPlayer AS3514 handling with an "ascodec" API - inspired by the wmcodec API used with the Wolfson codecs. The intention is to implement this API for the AS3525 and then share code with the Sansa V2 ports.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@18940 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Dave Chapman 2008-10-31 00:16:42 +00:00
parent 324816f019
commit 42f77d4eb0
15 changed files with 196 additions and 61 deletions
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5
firmware/drivers/rtc/rtc_as3514.c
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@ -22,6 +22,7 @@
#include "rtc.h"
#include "i2c-pp.h"
#include "as3514.h"
#include "ascodec.h"
#define MINUTE_SECONDS 60
#define HOUR_SECONDS 3600
@ -57,7 +58,7 @@ int rtc_read_datetime(unsigned char* buf)
/* RTC_AS3514's slave address is 0x46*/
for (i=0;i<4;i++){
tmp[i] = i2c_readbyte(AS3514_I2C_ADDR, AS3514_RTC_0 + i);
tmp[i] = ascodec_read(AS3514_RTC_0 + i);
}
seconds = tmp[0] + (tmp[1]<<8) + (tmp[2]<<16) + (tmp[3]<<24);
@ -162,7 +163,7 @@ int rtc_write_datetime(unsigned char* buf)
/* Send data to RTC */
for (i=0;i<4;i++){
pp_i2c_send(AS3514_I2C_ADDR, AS3514_RTC_0 + i, ((seconds >> (8 * i)) & 0xff));
ascodec_write(AS3514_RTC_0 + i, ((seconds >> (8 * i)) & 0xff));
}
return 1;
}