*/
#include <common.h>
+
#include <asm/immap.h>
#include <asm/uart.h>
DECLARE_GLOBAL_DATA_PTR;
-#ifdef CONFIG_MCFUART
+extern void uart_port_conf(int port);
+
int serial_init(void)
{
volatile uart_t *uart;
u32 counter;
- uart = (volatile uart_t *)(CFG_UART_BASE);
+ uart = (volatile uart_t *)(CONFIG_SYS_UART_BASE);
+
+ uart_port_conf(CONFIG_SYS_UART_PORT);
/* write to SICR: SIM2 = uart mode,dcd does not affect rx */
uart->ucr = UART_UCR_RESET_RX;
uart->umr = UART_UMR_SB_STOP_BITS_1;
/* Setting up BaudRate */
- counter = (u32) (gd->bus_clk / (gd->baudrate));
- counter >>= 5;
+ counter = (u32) ((gd->bus_clk / 32) + (gd->baudrate / 2));
+ counter = counter / gd->baudrate;
/* write to CTUR: divide counter upper byte */
uart->ubg1 = (u8) ((counter & 0xff00) >> 8);
void serial_putc(const char c)
{
- volatile uart_t *uart = (volatile uart_t *)(CFG_UART_BASE);
+ volatile uart_t *uart = (volatile uart_t *)(CONFIG_SYS_UART_BASE);
if (c == '\n')
serial_putc('\r');
int serial_getc(void)
{
- volatile uart_t *uart = (volatile uart_t *)(CFG_UART_BASE);
+ volatile uart_t *uart = (volatile uart_t *)(CONFIG_SYS_UART_BASE);
/* Wait for a character to arrive. */
while (!(uart->usr & UART_USR_RXRDY)) ;
int serial_tstc(void)
{
- volatile uart_t *uart = (volatile uart_t *)(CFG_UART_BASE);
+ volatile uart_t *uart = (volatile uart_t *)(CONFIG_SYS_UART_BASE);
return (uart->usr & UART_USR_RXRDY);
}
void serial_setbrg(void)
{
- volatile uart_t *uart = (volatile uart_t *)(CFG_UART_BASE);
+ volatile uart_t *uart = (volatile uart_t *)(CONFIG_SYS_UART_BASE);
u32 counter;
- counter = ((gd->bus_clk / gd->baudrate)) >> 5;
- counter++;
+ /* Setting up BaudRate */
+ counter = (u32) ((gd->bus_clk / 32) + (gd->baudrate / 2));
+ counter = counter / gd->baudrate;
/* write to CTUR: divide counter upper byte */
uart->ubg1 = ((counter & 0xff00) >> 8);
uart->ucr = UART_UCR_RX_ENABLED | UART_UCR_TX_ENABLED;
}
-#endif /* CONFIG_MCFUART */