diff options
Diffstat (limited to 'cpu/arm920t/at91rm9200/interrupts.c')
| -rw-r--r-- | cpu/arm920t/at91rm9200/interrupts.c | 27 |
1 files changed, 7 insertions, 20 deletions
diff --git a/cpu/arm920t/at91rm9200/interrupts.c b/cpu/arm920t/at91rm9200/interrupts.c index 5f0703c2d..cff491664 100644 --- a/cpu/arm920t/at91rm9200/interrupts.c +++ b/cpu/arm920t/at91rm9200/interrupts.c @@ -45,6 +45,8 @@ AT91PS_TC tmr; static ulong timestamp; static ulong lastinc; +void board_reset(void) __attribute__((__weak__)); + int interrupt_init (void) { tmr = AT91C_BASE_TC0; @@ -166,29 +168,14 @@ 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); - -#ifdef CONFIG_AT91RM9200DK - /* Clear PA19 to trigger the hard reset */ - pio->PIO_CODR = 0x00080000; - pio->PIO_OER = 0x00080000; - pio->PIO_PER = 0x00080000; + serial_exit(); #endif + if (board_reset) + board_reset(); + /* this is the way Linux does it */ /* FIXME: |