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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2011 by Amaury Pouly
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include "rtc-imx233.h"
#include "string.h"
static void imx233_rtc_write_reg(volatile uint32_t *reg, uint32_t val)
{
while(BF_RD(RTC_STAT, NEW_REGS) != 0);
*reg = val;
while(BF_RD(RTC_STAT, NEW_REGS) != 0);
}
void imx233_rtc_write_seconds(uint32_t seconds)
{
imx233_rtc_write_reg(&HW_RTC_SECONDS, seconds);
}
void imx233_rtc_write_persistent(int idx, uint32_t val)
{
imx233_rtc_write_reg(&HW_RTC_PERSISTENTn(idx), val);
}
void imx233_rtc_write_alarm(uint32_t seconds)
{
imx233_rtc_write_reg(&HW_RTC_ALARM, seconds);
}
struct imx233_rtc_info_t imx233_rtc_get_info(void)
{
struct imx233_rtc_info_t info;
memset(&info, 0, sizeof(info));
info.seconds = HW_RTC_SECONDS;
for(int i = 0; i < 6; i++)
info.persistent[i] = HW_RTC_PERSISTENTn(i);
info.alarm = imx233_rtc_read_alarm();
info.alarm_en = BF_RD(RTC_PERSISTENT0, ALARM_EN);
info.alarm_wake_en = BF_RD(RTC_PERSISTENT0, ALARM_WAKE_EN);
info.alarm_wake = BF_RD(RTC_PERSISTENT0, ALARM_WAKE);
info.alarm_irq = BF_RD(RTC_CTRL, ALARM_IRQ);
return info;
}
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