2005-04-17 00:20:36 +02:00
|
|
|
/* linux/include/asm-arm/arch-s3c2410/regs-serial.h
|
|
|
|
*
|
|
|
|
* From linux/include/asm-arm/hardware/serial_s3c2410.h
|
|
|
|
*
|
|
|
|
* Internal header file for Samsung S3C2410 serial ports (UART0-2)
|
|
|
|
*
|
|
|
|
* Copyright (C) 2002 Shane Nay (shane@minirl.com)
|
|
|
|
*
|
|
|
|
* Additional defines, (c) 2003 Simtec Electronics (linux@simtec.co.uk)
|
|
|
|
*
|
|
|
|
* Adapted from:
|
|
|
|
*
|
|
|
|
* Internal header file for MX1ADS serial ports (UART1 & 2)
|
|
|
|
*
|
|
|
|
* Copyright (C) 2002 Shane Nay (shane@minirl.com)
|
|
|
|
*
|
|
|
|
* This program is free software; you can redistribute it and/or modify
|
|
|
|
* it under the terms of the GNU General Public License as published by
|
|
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
|
|
* (at your option) any later version.
|
|
|
|
*
|
|
|
|
* This program is distributed in the hope that it will be useful,
|
|
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
|
|
* GNU General Public License for more details.
|
|
|
|
*
|
|
|
|
* You should have received a copy of the GNU General Public License
|
|
|
|
* along with this program; if not, write to the Free Software
|
|
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
|
|
*
|
|
|
|
* Modifications:
|
|
|
|
* 10-Mar-2005 LCVR Changed S3C2410_VA to S3C24XX_VA (s3c2400 support)
|
|
|
|
*/
|
|
|
|
|
|
|
|
#ifndef __ASM_ARM_REGS_SERIAL_H
|
|
|
|
#define __ASM_ARM_REGS_SERIAL_H
|
|
|
|
|
|
|
|
#define S3C24XX_VA_UART0 (S3C24XX_VA_UART)
|
|
|
|
#define S3C24XX_VA_UART1 (S3C24XX_VA_UART + 0x4000 )
|
|
|
|
#define S3C24XX_VA_UART2 (S3C24XX_VA_UART + 0x8000 )
|
|
|
|
|
2006-01-26 16:20:50 +01:00
|
|
|
#define S3C2410_PA_UART0 (S3C24XX_PA_UART)
|
|
|
|
#define S3C2410_PA_UART1 (S3C24XX_PA_UART + 0x4000 )
|
|
|
|
#define S3C2410_PA_UART2 (S3C24XX_PA_UART + 0x8000 )
|
2005-04-17 00:20:36 +02:00
|
|
|
|
|
|
|
#define S3C2410_URXH (0x24)
|
|
|
|
#define S3C2410_UTXH (0x20)
|
|
|
|
#define S3C2410_ULCON (0x00)
|
|
|
|
#define S3C2410_UCON (0x04)
|
|
|
|
#define S3C2410_UFCON (0x08)
|
|
|
|
#define S3C2410_UMCON (0x0C)
|
|
|
|
#define S3C2410_UBRDIV (0x28)
|
|
|
|
#define S3C2410_UTRSTAT (0x10)
|
|
|
|
#define S3C2410_UERSTAT (0x14)
|
|
|
|
#define S3C2410_UFSTAT (0x18)
|
|
|
|
#define S3C2410_UMSTAT (0x1C)
|
|
|
|
|
|
|
|
#define S3C2410_LCON_CFGMASK ((0xF<<3)|(0x3))
|
|
|
|
|
|
|
|
#define S3C2410_LCON_CS5 (0x0)
|
|
|
|
#define S3C2410_LCON_CS6 (0x1)
|
|
|
|
#define S3C2410_LCON_CS7 (0x2)
|
|
|
|
#define S3C2410_LCON_CS8 (0x3)
|
|
|
|
#define S3C2410_LCON_CSMASK (0x3)
|
|
|
|
|
|
|
|
#define S3C2410_LCON_PNONE (0x0)
|
|
|
|
#define S3C2410_LCON_PEVEN (0x5 << 3)
|
|
|
|
#define S3C2410_LCON_PODD (0x4 << 3)
|
|
|
|
#define S3C2410_LCON_PMASK (0x7 << 3)
|
|
|
|
|
|
|
|
#define S3C2410_LCON_STOPB (1<<2)
|
|
|
|
#define S3C2410_LCON_IRM (1<<6)
|
|
|
|
|
|
|
|
#define S3C2440_UCON_CLKMASK (3<<10)
|
|
|
|
#define S3C2440_UCON_PCLK (0<<10)
|
|
|
|
#define S3C2440_UCON_UCLK (1<<10)
|
|
|
|
#define S3C2440_UCON_PCLK2 (2<<10)
|
|
|
|
#define S3C2440_UCON_FCLK (3<<10)
|
|
|
|
#define S3C2440_UCON2_FCLK_EN (1<<15)
|
|
|
|
#define S3C2440_UCON0_DIVMASK (15 << 12)
|
|
|
|
#define S3C2440_UCON1_DIVMASK (15 << 12)
|
|
|
|
#define S3C2440_UCON2_DIVMASK (7 << 12)
|
|
|
|
#define S3C2440_UCON_DIVSHIFT (12)
|
|
|
|
|
|
|
|
#define S3C2410_UCON_UCLK (1<<10)
|
|
|
|
#define S3C2410_UCON_SBREAK (1<<4)
|
|
|
|
|
|
|
|
#define S3C2410_UCON_TXILEVEL (1<<9)
|
|
|
|
#define S3C2410_UCON_RXILEVEL (1<<8)
|
|
|
|
#define S3C2410_UCON_TXIRQMODE (1<<2)
|
|
|
|
#define S3C2410_UCON_RXIRQMODE (1<<0)
|
|
|
|
#define S3C2410_UCON_RXFIFO_TOI (1<<7)
|
|
|
|
|
|
|
|
#define S3C2410_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \
|
|
|
|
S3C2410_UCON_RXILEVEL | \
|
|
|
|
S3C2410_UCON_TXIRQMODE | \
|
|
|
|
S3C2410_UCON_RXIRQMODE | \
|
|
|
|
S3C2410_UCON_RXFIFO_TOI)
|
|
|
|
|
|
|
|
#define S3C2410_UFCON_FIFOMODE (1<<0)
|
|
|
|
#define S3C2410_UFCON_TXTRIG0 (0<<6)
|
|
|
|
#define S3C2410_UFCON_RXTRIG8 (1<<4)
|
|
|
|
#define S3C2410_UFCON_RXTRIG12 (2<<4)
|
|
|
|
|
|
|
|
/* S3C2440 FIFO trigger levels */
|
|
|
|
#define S3C2440_UFCON_RXTRIG1 (0<<4)
|
|
|
|
#define S3C2440_UFCON_RXTRIG8 (1<<4)
|
|
|
|
#define S3C2440_UFCON_RXTRIG16 (2<<4)
|
|
|
|
#define S3C2440_UFCON_RXTRIG32 (3<<4)
|
|
|
|
|
|
|
|
#define S3C2440_UFCON_TXTRIG0 (0<<6)
|
|
|
|
#define S3C2440_UFCON_TXTRIG16 (1<<6)
|
|
|
|
#define S3C2440_UFCON_TXTRIG32 (2<<6)
|
|
|
|
#define S3C2440_UFCON_TXTRIG48 (3<<6)
|
|
|
|
|
|
|
|
#define S3C2410_UFCON_RESETBOTH (3<<1)
|
|
|
|
#define S3C2410_UFCON_RESETTX (1<<2)
|
|
|
|
#define S3C2410_UFCON_RESETRX (1<<1)
|
|
|
|
|
|
|
|
#define S3C2410_UFCON_DEFAULT (S3C2410_UFCON_FIFOMODE | \
|
|
|
|
S3C2410_UFCON_TXTRIG0 | \
|
|
|
|
S3C2410_UFCON_RXTRIG8 )
|
|
|
|
|
|
|
|
#define S3C2410_UMCOM_AFC (1<<4)
|
|
|
|
#define S3C2410_UMCOM_RTS_LOW (1<<0)
|
|
|
|
|
|
|
|
#define S3C2410_UFSTAT_TXFULL (1<<9)
|
|
|
|
#define S3C2410_UFSTAT_RXFULL (1<<8)
|
|
|
|
#define S3C2410_UFSTAT_TXMASK (15<<4)
|
|
|
|
#define S3C2410_UFSTAT_TXSHIFT (4)
|
|
|
|
#define S3C2410_UFSTAT_RXMASK (15<<0)
|
|
|
|
#define S3C2410_UFSTAT_RXSHIFT (0)
|
|
|
|
|
|
|
|
#define S3C2440_UFSTAT_TXFULL (1<<14)
|
|
|
|
#define S3C2440_UFSTAT_RXFULL (1<<6)
|
|
|
|
#define S3C2440_UFSTAT_TXSHIFT (8)
|
|
|
|
#define S3C2440_UFSTAT_RXSHIFT (0)
|
|
|
|
#define S3C2440_UFSTAT_TXMASK (63<<8)
|
|
|
|
#define S3C2440_UFSTAT_RXMASK (63)
|
|
|
|
|
|
|
|
#define S3C2410_UTRSTAT_TXE (1<<2)
|
|
|
|
#define S3C2410_UTRSTAT_TXFE (1<<1)
|
|
|
|
#define S3C2410_UTRSTAT_RXDR (1<<0)
|
|
|
|
|
|
|
|
#define S3C2410_UERSTAT_OVERRUN (1<<0)
|
|
|
|
#define S3C2410_UERSTAT_FRAME (1<<2)
|
|
|
|
#define S3C2410_UERSTAT_BREAK (1<<3)
|
|
|
|
#define S3C2410_UERSTAT_ANY (S3C2410_UERSTAT_OVERRUN | \
|
|
|
|
S3C2410_UERSTAT_FRAME | \
|
|
|
|
S3C2410_UERSTAT_BREAK)
|
|
|
|
|
|
|
|
#define S3C2410_UMSTAT_CTS (1<<0)
|
|
|
|
#define S3C2410_UMSTAT_DeltaCTS (1<<2)
|
|
|
|
|
|
|
|
#ifndef __ASSEMBLY__
|
|
|
|
|
|
|
|
/* struct s3c24xx_uart_clksrc
|
|
|
|
*
|
|
|
|
* this structure defines a named clock source that can be used for the
|
|
|
|
* uart, so that the best clock can be selected for the requested baud
|
|
|
|
* rate.
|
|
|
|
*
|
|
|
|
* min_baud and max_baud define the range of baud-rates this clock is
|
|
|
|
* acceptable for, if they are both zero, it is assumed any baud rate that
|
|
|
|
* can be generated from this clock will be used.
|
|
|
|
*
|
|
|
|
* divisor gives the divisor from the clock to the one seen by the uart
|
|
|
|
*/
|
|
|
|
|
|
|
|
struct s3c24xx_uart_clksrc {
|
|
|
|
const char *name;
|
|
|
|
unsigned int divisor;
|
|
|
|
unsigned int min_baud;
|
|
|
|
unsigned int max_baud;
|
|
|
|
};
|
|
|
|
|
|
|
|
/* configuration structure for per-machine configurations for the
|
|
|
|
* serial port
|
|
|
|
*
|
|
|
|
* the pointer is setup by the machine specific initialisation from the
|
|
|
|
* arch/arm/mach-s3c2410/ directory.
|
|
|
|
*/
|
|
|
|
|
|
|
|
struct s3c2410_uartcfg {
|
|
|
|
unsigned char hwport; /* hardware port number */
|
|
|
|
unsigned char unused;
|
|
|
|
unsigned short flags;
|
|
|
|
unsigned long uart_flags; /* default uart flags */
|
|
|
|
|
|
|
|
unsigned long ucon; /* value of ucon for port */
|
|
|
|
unsigned long ulcon; /* value of ulcon for port */
|
|
|
|
unsigned long ufcon; /* value of ufcon for port */
|
|
|
|
|
|
|
|
struct s3c24xx_uart_clksrc *clocks;
|
|
|
|
unsigned int clocks_size;
|
|
|
|
};
|
|
|
|
|
|
|
|
/* s3c24xx_uart_devs
|
|
|
|
*
|
|
|
|
* this is exported from the core as we cannot use driver_register(),
|
|
|
|
* or platform_add_device() before the console_initcall()
|
|
|
|
*/
|
|
|
|
|
|
|
|
extern struct platform_device *s3c24xx_uart_devs[3];
|
|
|
|
|
|
|
|
#endif /* __ASSEMBLY__ */
|
|
|
|
|
|
|
|
#endif /* __ASM_ARM_REGS_SERIAL_H */
|
|
|
|
|