Re: [U-Boot] [PATCH] serial: atmel_usart: insert watchdog petting during putc() and tstc()

On Thu, Jun 10, 2010 at 10:57 AM, Nicolas Ferre wrote:

--- a/drivers/serial/atmel_usart.c +++ b/drivers/serial/atmel_usart.c @@ -80,7 +80,8 @@ void serial_putc(char c)        if (c == '\n')                serial_putc('\r');

• while (!(usart3_readl(CSR) & USART3_BIT(TXRDY))) ;

• while (!(usart3_readl(CSR) & USART3_BIT(TXRDY)))
• WATCHDOG_RESET();

usart3_writel(THR, c);  }

i think you'd want to call it before the while() loop, but not in it ... -mike