30 static int mcf_serial_init_common(uart_t *uart, int port_idx, int baudrate)  in mcf_serial_init_common()  argument
37 	writeb(UART_UCR_RESET_RX, &uart->ucr);  in mcf_serial_init_common()
38 	writeb(UART_UCR_RESET_TX, &uart->ucr);  in mcf_serial_init_common()
39 	writeb(UART_UCR_RESET_ERROR, &uart->ucr);  in mcf_serial_init_common()
40 	writeb(UART_UCR_RESET_MR, &uart->ucr);  in mcf_serial_init_common()
43 	writeb(0, &uart->uimr);  in mcf_serial_init_common()
46 	writeb(UART_UCSR_RCS_SYS_CLK | UART_UCSR_TCS_SYS_CLK, &uart->ucsr);  in mcf_serial_init_common()
48 	writeb(UART_UMR_BC_8 | UART_UMR_PM_NONE, &uart->umr);  in mcf_serial_init_common()
49 	writeb(UART_UMR_SB_STOP_BITS_1, &uart->umr);  in mcf_serial_init_common()
56 	writeb((u8)((counter & 0xff00) >> 8), &uart->ubg1);  in mcf_serial_init_common()
58 	writeb((u8)(counter & 0x00ff), &uart->ubg2);  in mcf_serial_init_common()
60 	writeb(UART_UCR_RX_ENABLED | UART_UCR_TX_ENABLED, &uart->ucr);  in mcf_serial_init_common()
65 static void mcf_serial_setbrg_common(uart_t *uart, int baudrate)  in mcf_serial_setbrg_common()  argument
74 	writeb(((counter & 0xff00) >> 8), &uart->ubg1);  in mcf_serial_setbrg_common()
76 	writeb((counter & 0x00ff), &uart->ubg2);  in mcf_serial_setbrg_common()
78 	writeb(UART_UCR_RESET_RX, &uart->ucr);  in mcf_serial_setbrg_common()
79 	writeb(UART_UCR_RESET_TX, &uart->ucr);  in mcf_serial_setbrg_common()
81 	writeb(UART_UCR_RX_ENABLED | UART_UCR_TX_ENABLED, &uart->ucr);  in mcf_serial_setbrg_common()
95 	uart_t *uart = (uart_t *)plat->base;  in coldfire_serial_putc()  local
98 	if (!(readb(&uart->usr) & UART_USR_TXRDY))  in coldfire_serial_putc()
101 	writeb(ch, &uart->utb);  in coldfire_serial_putc()
109 	uart_t *uart = (uart_t *)(plat->base);  in coldfire_serial_getc()  local
112 	if (!(readb(&uart->usr) & UART_USR_RXRDY))  in coldfire_serial_getc()
115 	return readb(&uart->urb);  in coldfire_serial_getc()
121 	uart_t *uart = (uart_t *)(plat->base);  in coldfire_serial_setbrg()  local
123 	mcf_serial_setbrg_common(uart, baudrate);  in coldfire_serial_setbrg()
131 	uart_t *uart = (uart_t *)(plat->base);  in coldfire_serial_pending()  local
134 		return readb(&uart->usr) & UART_USR_RXRDY ? 1 : 0;  in coldfire_serial_pending()
136 		return readb(&uart->usr) & UART_USR_TXRDY ? 0 : 1;  in coldfire_serial_pending()