summaryrefslogtreecommitdiff
path: root/cpu/nios2
diff options
context:
space:
mode:
Diffstat (limited to 'cpu/nios2')
-rw-r--r--cpu/nios2/epcs.c6
-rw-r--r--cpu/nios2/interrupts.c16
2 files changed, 11 insertions, 11 deletions
diff --git a/cpu/nios2/epcs.c b/cpu/nios2/epcs.c
index a2e3fe3..ab7d746 100644
--- a/cpu/nios2/epcs.c
+++ b/cpu/nios2/epcs.c
@@ -85,7 +85,7 @@ static int epcs_cs (int assert)
if (assert) {
tmp = readl (&epcs->control);
- writel (&epcs->control, tmp | NIOS_SPI_SSO);
+ writel (tmp | NIOS_SPI_SSO, &epcs->control);
} else {
/* Let all bits shift out */
start = get_timer (0);
@@ -93,7 +93,7 @@ static int epcs_cs (int assert)
if (get_timer (start) > EPCS_TIMEOUT)
return (-1);
tmp = readl (&epcs->control);
- writel (&epcs->control, tmp & ~NIOS_SPI_SSO);
+ writel (tmp & ~NIOS_SPI_SSO, &epcs->control);
}
return (0);
}
@@ -106,7 +106,7 @@ static int epcs_tx (unsigned char c)
while ((readl (&epcs->status) & NIOS_SPI_TRDY) == 0)
if (get_timer (start) > EPCS_TIMEOUT)
return (-1);
- writel (&epcs->txdata, c);
+ writel (c, &epcs->txdata);
return (0);
}
diff --git a/cpu/nios2/interrupts.c b/cpu/nios2/interrupts.c
index 1c3566e..5c3b5e6 100644
--- a/cpu/nios2/interrupts.c
+++ b/cpu/nios2/interrupts.c
@@ -81,7 +81,7 @@ void tmr_isr (void *arg)
/* Interrupt is cleared by writing anything to the
* status register.
*/
- writel (&tmr->status, 0);
+ writel (0, &tmr->status);
timestamp += CONFIG_SYS_NIOS_TMRMS;
#ifdef CONFIG_STATUS_LED
status_led_tick(timestamp);
@@ -92,16 +92,16 @@ static void tmr_init (void)
{
nios_timer_t *tmr =(nios_timer_t *)CONFIG_SYS_NIOS_TMRBASE;
- writel (&tmr->status, 0);
- writel (&tmr->control, 0);
- writel (&tmr->control, NIOS_TIMER_STOP);
+ writel (0, &tmr->status);
+ writel (0, &tmr->control);
+ writel (NIOS_TIMER_STOP, &tmr->control);
#if defined(CONFIG_SYS_NIOS_TMRCNT)
- writel (&tmr->periodl, CONFIG_SYS_NIOS_TMRCNT & 0xffff);
- writel (&tmr->periodh, (CONFIG_SYS_NIOS_TMRCNT >> 16) & 0xffff);
+ writel (CONFIG_SYS_NIOS_TMRCNT & 0xffff, &tmr->periodl);
+ writel ((CONFIG_SYS_NIOS_TMRCNT >> 16) & 0xffff, &tmr->periodh);
#endif
- writel (&tmr->control, NIOS_TIMER_ITO | NIOS_TIMER_CONT |
- NIOS_TIMER_START );
+ writel (NIOS_TIMER_ITO | NIOS_TIMER_CONT | NIOS_TIMER_START,
+ &tmr->control);
irq_install_handler (CONFIG_SYS_NIOS_TMRIRQ, tmr_isr, (void *)tmr);
}