diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/serial/mcfuart.c | 65 |
1 files changed, 59 insertions, 6 deletions
diff --git a/drivers/serial/mcfuart.c b/drivers/serial/mcfuart.c index d93b24b..7e0b765 100644 --- a/drivers/serial/mcfuart.c +++ b/drivers/serial/mcfuart.c @@ -36,7 +36,7 @@ DECLARE_GLOBAL_DATA_PTR; extern void uart_port_conf(int port); -int serial_init(void) +static int mcf_serial_init(void) { volatile uart_t *uart; u32 counter; @@ -74,7 +74,7 @@ int serial_init(void) return (0); } -void serial_putc(const char c) +static void mcf_serial_putc(const char c) { volatile uart_t *uart = (volatile uart_t *)(CONFIG_SYS_UART_BASE); @@ -87,14 +87,14 @@ void serial_putc(const char c) uart->utb = c; } -void serial_puts(const char *s) +static void mcf_serial_puts(const char *s) { while (*s) { serial_putc(*s++); } } -int serial_getc(void) +static int mcf_serial_getc(void) { volatile uart_t *uart = (volatile uart_t *)(CONFIG_SYS_UART_BASE); @@ -103,14 +103,14 @@ int serial_getc(void) return uart->urb; } -int serial_tstc(void) +static int mcf_serial_tstc(void) { volatile uart_t *uart = (volatile uart_t *)(CONFIG_SYS_UART_BASE); return (uart->usr & UART_USR_RXRDY); } -void serial_setbrg(void) +static void mcf_serial_setbrg(void) { volatile uart_t *uart = (volatile uart_t *)(CONFIG_SYS_UART_BASE); u32 counter; @@ -129,3 +129,56 @@ void serial_setbrg(void) uart->ucr = UART_UCR_RX_ENABLED | UART_UCR_TX_ENABLED; } + +#ifdef CONFIG_SERIAL_MULTI +static struct serial_device mcf_serial_drv = { + .name = "mcf_serial", + .start = mcf_serial_init, + .stop = NULL, + .setbrg = mcf_serial_setbrg, + .putc = mcf_serial_putc, + .puts = mcf_serial_puts, + .getc = mcf_serial_getc, + .tstc = mcf_serial_tstc, +}; + +void mcf_serial_initialize(void) +{ + serial_register(&mcf_serial_drv); +} + +__weak struct serial_device *default_serial_console(void) +{ + return &mcf_serial_drv; +} +#else +int serial_init(void) +{ + return mcf_serial_init(); +} + +void serial_setbrg(void) +{ + mcf_serial_setbrg(); +} + +void serial_putc(const char c) +{ + mcf_serial_putc(c); +} + +void serial_puts(const char *s) +{ + mcf_serial_puts(s); +} + +int serial_getc(void) +{ + return mcf_serial_getc(); +} + +int serial_tstc(void) +{ + return mcf_serial_tstc(); +} +#endif |