/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* NXP ( Philips ) SCC + + + ( SCN + + + ) serial driver
*
* Copyright ( C ) 2012 Alexander Shiyan < shc_work @ mail . ru >
*
* Based on sc26xx . c , by Thomas Bogend ö rfer ( tsbogend @ alpha . franken . de )
*/
#ifndef _PLATFORM_DATA_SERIAL_SCCNXP_H_
#define _PLATFORM_DATA_SERIAL_SCCNXP_H_
#define SCCNXP_MAX_UARTS 2
/* Output lines */
#define LINE_OP0 1
#define LINE_OP1 2
#define LINE_OP2 3
#define LINE_OP3 4
#define LINE_OP4 5
#define LINE_OP5 6
#define LINE_OP6 7
#define LINE_OP7 8
/* Input lines */
#define LINE_IP0 9
#define LINE_IP1 10
#define LINE_IP2 11
#define LINE_IP3 12
#define LINE_IP4 13
#define LINE_IP5 14
#define LINE_IP6 15
/* Signals */
#define DTR_OP 0 /* DTR */
#define RTS_OP 4 /* RTS */
#define DSR_IP 8 /* DSR */
#define CTS_IP 12 /* CTS */
#define DCD_IP 16 /* DCD */
#define RNG_IP 20 /* RNG */
#define DIR_OP 24 /* Special signal for control RS-485.
* Goes high when transmit ,
* then goes low .
*/
/* Routing control signal 'sig' to line 'line' */
#define MCTRL_SIG(sig, line) ((line) << (sig))
/*
* Example board initialization data :
*
* static struct resource sc2892_resources [ ] = {
* DEFINE_RES_MEM ( UART_PHYS_START , 0 x10 ) ,
* DEFINE_RES_IRQ ( IRQ_EXT2 ) ,
* } ;
*
* static struct sccnxp_pdata sc2892_info = {
* . mctrl_cfg [ 0 ] = MCTRL_SIG ( DIR_OP , LINE_OP0 ) ,
* . mctrl_cfg [ 1 ] = MCTRL_SIG ( DIR_OP , LINE_OP1 ) ,
* } ;
*
* static struct platform_device sc2892 = {
* . name = " sc2892 " ,
* . id = - 1 ,
* . resource = sc2892_resources ,
* . num_resources = ARRAY_SIZE ( sc2892_resources ) ,
* . dev = {
* . platform_data = & sc2892_info ,
* } ,
* } ;
*/
/* SCCNXP platform data structure */
struct sccnxp_pdata {
/* Shift for A0 line */
const u8 reg_shift;
/* Modem control lines configuration */
const u32 mctrl_cfg[SCCNXP_MAX_UARTS];
/* Timer value for polling mode (usecs) */
const unsigned int poll_time_us;
};
#endif
Messung V0.5 in Prozent C=80 H=100 G=90
¤ Dauer der Verarbeitung: 0.12 Sekunden
(vorverarbeitet am 2026-09-30)
¤
*© Formatika GbR, Deutschland