27 static int scif_rxfill(struct uart_port *port)  in scif_rxfill()  argument
29 	return sci_in(port, SCRFDR) & 0xff;  in scif_rxfill()
32 static int scif_rxfill(struct uart_port *port)  in scif_rxfill()  argument
34 	if ((port->mapbase == 0xffe00000) ||  in scif_rxfill()
35 	    (port->mapbase == 0xffe08000)) {  in scif_rxfill()
37 		return sci_in(port, SCRFDR) & 0xff;  in scif_rxfill()
40 		return sci_in(port, SCFDR) & SCIF2_RFDC_MASK;  in scif_rxfill()
44 static int scif_rxfill(struct uart_port *port)  in scif_rxfill()  argument
46 	if (port->type == PORT_SCIFA)  in scif_rxfill()
47 		return sci_in(port, SCFDR) & SCIF_RFDC_MASK;  in scif_rxfill()
49 		return sci_in(port, SCRFDR);  in scif_rxfill()
52 static int scif_rxfill(struct uart_port *port)  in scif_rxfill()  argument
54 	return sci_in(port, SCFDR) & SCIF_RFDC_MASK;  in scif_rxfill()
58 static void sh_serial_init_generic(struct uart_port *port)  in sh_serial_init_generic()  argument
60 	sci_out(port, SCSCR , SCSCR_INIT(port));  in sh_serial_init_generic()
61 	sci_out(port, SCSCR , SCSCR_INIT(port));  in sh_serial_init_generic()
62 	sci_out(port, SCSMR, 0);  in sh_serial_init_generic()
63 	sci_out(port, SCSMR, 0);  in sh_serial_init_generic()
64 	sci_out(port, SCFCR, SCFCR_RFRST|SCFCR_TFRST);  in sh_serial_init_generic()
65 	sci_in(port, SCFCR);  in sh_serial_init_generic()
66 	sci_out(port, SCFCR, 0);  in sh_serial_init_generic()
70 sh_serial_setbrg_generic(struct uart_port *port, int clk, int baudrate)  in sh_serial_setbrg_generic()  argument
72 	if (port->clk_mode == EXT_CLK) {  in sh_serial_setbrg_generic()
74 		sci_out(port, DL, dl);  in sh_serial_setbrg_generic()
78 		sci_out(port, SCBRR, SCBRR_VALUE(baudrate, clk));  in sh_serial_setbrg_generic()
82 static void handle_error(struct uart_port *port)  in handle_error()  argument
84 	sci_in(port, SCxSR);  in handle_error()
85 	sci_out(port, SCxSR, SCxSR_ERROR_CLEAR(port));  in handle_error()
86 	sci_in(port, SCLSR);  in handle_error()
87 	sci_out(port, SCLSR, 0x00);  in handle_error()
90 static int serial_raw_putc(struct uart_port *port, const char c)  in serial_raw_putc()  argument
93 	if (!(sci_in(port, SCxSR) & SCxSR_TEND(port)))  in serial_raw_putc()
96 	sci_out(port, SCxTDR, c);  in serial_raw_putc()
97 	sci_out(port, SCxSR, sci_in(port, SCxSR) & ~SCxSR_TEND(port));  in serial_raw_putc()
102 static int serial_rx_fifo_level(struct uart_port *port)  in serial_rx_fifo_level()  argument
104 	return scif_rxfill(port);  in serial_rx_fifo_level()
107 static int sh_serial_tstc_generic(struct uart_port *port)  in sh_serial_tstc_generic()  argument
109 	if (sci_in(port, SCxSR) & SCIF_ERRORS) {  in sh_serial_tstc_generic()
110 		handle_error(port);  in sh_serial_tstc_generic()
114 	return serial_rx_fifo_level(port) ? 1 : 0;  in sh_serial_tstc_generic()
117 static int serial_getc_check(struct uart_port *port)  in serial_getc_check()  argument
121 	status = sci_in(port, SCxSR);  in serial_getc_check()
124 		handle_error(port);  in serial_getc_check()
125 	if (sci_in(port, SCLSR) & SCxSR_ORER(port))  in serial_getc_check()
126 		handle_error(port);  in serial_getc_check()
127 	return status & (SCIF_DR | SCxSR_RDxF(port));  in serial_getc_check()
130 static int sh_serial_getc_generic(struct uart_port *port)  in sh_serial_getc_generic()  argument
135 	if (!serial_getc_check(port))  in sh_serial_getc_generic()
138 	ch = sci_in(port, SCxRDR);  in sh_serial_getc_generic()
139 	status = sci_in(port, SCxSR);  in sh_serial_getc_generic()
141 	sci_out(port, SCxSR, SCxSR_RDxF_CLEAR(port));  in sh_serial_getc_generic()
144 		handle_error(port);  in sh_serial_getc_generic()
146 	if (sci_in(port, SCLSR) & SCxSR_ORER(port))  in sh_serial_getc_generic()
147 		handle_error(port);  in sh_serial_getc_generic()
294 	struct uart_port *port = &sh_sci;  in sh_serial_setbrg()  local
296 	sh_serial_setbrg_generic(port, CONFIG_SH_SCIF_CLK_FREQ, gd->baudrate);  in sh_serial_setbrg()
301 	struct uart_port *port = &sh_sci;  in sh_serial_init()  local
303 	sh_serial_init_generic(port);  in sh_serial_init()
311 	struct uart_port *port = &sh_sci;  in sh_serial_putc()  local
315 			if  (serial_raw_putc(port, '\r') != -EAGAIN)  in sh_serial_putc()
320 		if  (serial_raw_putc(port, c) != -EAGAIN)  in sh_serial_putc()
327 	struct uart_port *port = &sh_sci;  in sh_serial_tstc()  local
329 	return sh_serial_tstc_generic(port);  in sh_serial_tstc()
334 	struct uart_port *port = &sh_sci;  in sh_serial_getc()  local
338 		ch = sh_serial_getc_generic(port);  in sh_serial_getc()