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Diffstat (limited to 'src/soc/mediatek/common/rtc.c')
-rw-r--r--src/soc/mediatek/common/rtc.c100
1 files changed, 51 insertions, 49 deletions
diff --git a/src/soc/mediatek/common/rtc.c b/src/soc/mediatek/common/rtc.c
index fd40cb5d1a..3b1a600c15 100644
--- a/src/soc/mediatek/common/rtc.c
+++ b/src/soc/mediatek/common/rtc.c
@@ -26,10 +26,10 @@ int rtc_busy_wait(void)
stopwatch_init_usecs_expire(&sw, RTC_CBUSY_TIMEOUT_US);
do {
- pwrap_read(RTC_BBPU, &bbpu);
+ rtc_read(RTC_BBPU, &bbpu);
/* Time > 1sec, time out and set recovery mode enable.*/
if (stopwatch_expired(&sw)) {
- printk(BIOS_INFO, "[RTC] BBPU CBUSY time out !!\n");
+ rtc_info("BBPU CBUSY time out !!\n");
return 0;
}
} while (bbpu & RTC_BBPU_CBUSY);
@@ -39,17 +39,17 @@ int rtc_busy_wait(void)
int rtc_write_trigger(void)
{
- pwrap_write(RTC_WRTGR, 1);
+ rtc_write(RTC_WRTGR, 1);
return rtc_busy_wait();
}
/* unlock rtc write interface */
int rtc_writeif_unlock(void)
{
- pwrap_write(RTC_PROT, RTC_PROT_UNLOCK1);
+ rtc_write(RTC_PROT, RTC_PROT_UNLOCK1);
if (!rtc_write_trigger())
return 0;
- pwrap_write(RTC_PROT, RTC_PROT_UNLOCK2);
+ rtc_write(RTC_PROT, RTC_PROT_UNLOCK2);
if (!rtc_write_trigger())
return 0;
@@ -67,39 +67,40 @@ int rtc_get(struct rtc_time *time)
{
u16 value;
- pwrap_read(RTC_TC_SEC, &value);
+ rtc_read(RTC_TC_SEC, &value);
time->sec = value;
- pwrap_read(RTC_TC_MIN, &value);
+ rtc_read(RTC_TC_MIN, &value);
time->min = value;
- pwrap_read(RTC_TC_HOU, &value);
+ rtc_read(RTC_TC_HOU, &value);
time->hour = value;
- pwrap_read(RTC_TC_DOM, &value);
+ rtc_read(RTC_TC_DOM, &value);
time->mday = value;
- pwrap_read(RTC_TC_MTH, &value);
+ rtc_read(RTC_TC_MTH, &value);
time->mon = value;
- pwrap_read(RTC_TC_YEA, &value);
+ rtc_read(RTC_TC_YEA, &value);
time->year = (value + RTC_MIN_YEAR_OFFSET) % 100;
return 0;
}
/* set rtc xosc setting */
-void rtc_xosc_write(u16 val)
+int rtc_xosc_write(u16 val)
{
u16 bbpu;
- pwrap_write(RTC_OSC32CON, RTC_OSC32CON_UNLOCK1);
+ rtc_write(RTC_OSC32CON, RTC_OSC32CON_UNLOCK1);
udelay(200);
- pwrap_write(RTC_OSC32CON, RTC_OSC32CON_UNLOCK2);
+ rtc_write(RTC_OSC32CON, RTC_OSC32CON_UNLOCK2);
udelay(200);
- pwrap_write(RTC_OSC32CON, val);
+ rtc_write(RTC_OSC32CON, val);
udelay(200);
- pwrap_read(RTC_BBPU, &bbpu);
+ rtc_read(RTC_BBPU, &bbpu);
bbpu |= RTC_BBPU_KEY | RTC_BBPU_RELOAD;
- pwrap_write(RTC_BBPU, bbpu);
- rtc_write_trigger();
+ rtc_write(RTC_BBPU, bbpu);
+
+ return rtc_write_trigger();
}
/* initialize rtc related registers */
@@ -107,45 +108,47 @@ int rtc_reg_init(void)
{
u16 irqsta;
- pwrap_write(RTC_IRQ_EN, 0);
- pwrap_write(RTC_CII_EN, 0);
- pwrap_write(RTC_AL_MASK, 0);
- pwrap_write(RTC_AL_YEA, 1970 - RTC_MIN_YEAR);
- pwrap_write(RTC_AL_MTH, 1);
- pwrap_write(RTC_AL_DOM, 1);
- pwrap_write(RTC_AL_DOW, 4);
- pwrap_write(RTC_AL_HOU, 0);
- pwrap_write(RTC_AL_MIN, 0);
- pwrap_write(RTC_AL_SEC, 0);
-
- pwrap_write(RTC_DIFF, 0);
- pwrap_write(RTC_CALI, 0);
+ rtc_write(RTC_IRQ_EN, 0);
+ rtc_write(RTC_CII_EN, 0);
+ rtc_write(RTC_AL_MASK, 0);
+ rtc_write(RTC_AL_YEA, 1970 - RTC_MIN_YEAR);
+ rtc_write(RTC_AL_MTH, 1);
+ rtc_write(RTC_AL_DOM, 1);
+ rtc_write(RTC_AL_DOW, 4);
+ rtc_write(RTC_AL_HOU, 0);
+ rtc_write(RTC_AL_MIN, 0);
+ rtc_write(RTC_AL_SEC, 0);
+
+ rtc_write(RTC_DIFF, 0);
+ rtc_write(RTC_CALI, 0);
if (!rtc_write_trigger())
return 0;
- pwrap_read(RTC_IRQ_STA, &irqsta); /* read clear */
+ rtc_read(RTC_IRQ_STA, &irqsta); /* read clear */
/* init time counters after resetting RTC_DIFF and RTC_CALI */
- pwrap_write(RTC_TC_YEA, RTC_DEFAULT_YEA - RTC_MIN_YEAR);
- pwrap_write(RTC_TC_MTH, RTC_DEFAULT_MTH);
- pwrap_write(RTC_TC_DOM, RTC_DEFAULT_DOM);
- pwrap_write(RTC_TC_DOW, RTC_DEFAULT_DOW);
- pwrap_write(RTC_TC_HOU, 0);
- pwrap_write(RTC_TC_MIN, 0);
- pwrap_write(RTC_TC_SEC, 0);
+ rtc_write(RTC_TC_YEA, RTC_DEFAULT_YEA - RTC_MIN_YEAR);
+ rtc_write(RTC_TC_MTH, RTC_DEFAULT_MTH);
+ rtc_write(RTC_TC_DOM, RTC_DEFAULT_DOM);
+ rtc_write(RTC_TC_DOW, RTC_DEFAULT_DOW);
+ rtc_write(RTC_TC_HOU, 0);
+ rtc_write(RTC_TC_MIN, 0);
+ rtc_write(RTC_TC_SEC, 0);
return rtc_write_trigger();
}
-u8 rtc_check_state(void)
+static u8 rtc_check_state(void)
{
u16 con;
u16 pwrky1;
u16 pwrky2;
- pwrap_read(RTC_CON, &con);
- pwrap_read(RTC_POWERKEY1, &pwrky1);
- pwrap_read(RTC_POWERKEY2, &pwrky2);
+ rtc_read(RTC_CON, &con);
+ rtc_read(RTC_POWERKEY1, &pwrky1);
+ rtc_read(RTC_POWERKEY2, &pwrky2);
+
+ rtc_info("con=%x, pwrkey1=%x, pwrkey2=%x\n", con, pwrky1, pwrky2);
if (con & RTC_CON_LPSTA_RAW)
return RTC_STATE_INIT;
@@ -180,15 +183,14 @@ void rtc_boot_common(void)
break;
case RTC_STATE_INIT:
default:
- if (!rtc_init(0))
+ if (rtc_init(0))
rtc_init(1);
break;
}
- pwrap_read(RTC_IRQ_STA, &irqsta); /* Read clear */
- pwrap_read(RTC_BBPU, &bbpu);
- pwrap_read(RTC_CON, &con);
+ rtc_read(RTC_IRQ_STA, &irqsta); /* Read clear */
+ rtc_read(RTC_BBPU, &bbpu);
+ rtc_read(RTC_CON, &con);
- printk(BIOS_INFO, "[RTC] irqsta = %x", irqsta);
- printk(BIOS_INFO, " bbpu = %#x, con = %#x\n", bbpu, con);
+ rtc_info("irqsta=%x, bbpu=%x, con=%x\n", irqsta, bbpu, con);
}