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authorJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>2009-03-27 23:26:43 +0100
committerJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>2009-04-04 20:42:20 +0200
commit3524049cd053746298e4cfab2449882e75c146fc (patch)
tree71a34c88087e6ee4c5404b191d082a3f5c0e796d /cpu/arm920t
parentbeebd851cdbc9dd070bcdfec1fd8f17e3cc91bc0 (diff)
at91rm9200: move serial shutdown code to serial drivers
introduce serial_exit for this purpose. Use it only when the rm9200 serial driver is active Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Diffstat (limited to 'cpu/arm920t')
-rw-r--r--cpu/arm920t/at91rm9200/interrupts.c13
1 files changed, 3 insertions, 10 deletions
diff --git a/cpu/arm920t/at91rm9200/interrupts.c b/cpu/arm920t/at91rm9200/interrupts.c
index 5f0703c2de..15e22bf6cf 100644
--- a/cpu/arm920t/at91rm9200/interrupts.c
+++ b/cpu/arm920t/at91rm9200/interrupts.c
@@ -166,21 +166,14 @@ ulong get_tbclk (void)
void reset_cpu (ulong ignored)
{
-#ifdef CONFIG_DBGU
- AT91PS_USART us = (AT91PS_USART) AT91C_BASE_DBGU;
-#endif
-#ifdef CONFIG_USART0
- AT91PS_USART us = AT91C_BASE_US0;
-#endif
-#ifdef CONFIG_USART1
- AT91PS_USART us = AT91C_BASE_US1;
-#endif
#ifdef CONFIG_AT91RM9200DK
AT91PS_PIO pio = AT91C_BASE_PIOA;
#endif
+#if defined(CONFIG_AT91RM9200_USART)
/*shutdown the console to avoid strange chars during reset */
- us->US_CR = (AT91C_US_RSTRX | AT91C_US_RSTTX);
+ serial_exit();
+#endif
#ifdef CONFIG_AT91RM9200DK
/* Clear PA19 to trigger the hard reset */