/* 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 */ #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 ) #define S3C2410_PA_UART0 (S3C24XX_PA_UART) #define S3C2410_PA_UART1 (S3C24XX_PA_UART + 0x4000 ) #define S3C2410_PA_UART2 (S3C24XX_PA_UART + 0x8000 ) #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 S3C2412_UCON_CLKMASK (3<<10) #define S3C2412_UCON_UCLK (1<<10) #define S3C2412_UCON_USYSCLK (3<<10) #define S3C2412_UCON_PCLK (0<<10) #define S3C2412_UCON_PCLK2 (2<<10) #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 S3C2412_UMCON_AFC_63 (0<<5) #define S3C2412_UMCON_AFC_56 (1<<5) #define S3C2412_UMCON_AFC_48 (2<<5) #define S3C2412_UMCON_AFC_40 (3<<5) #define S3C2412_UMCON_AFC_32 (4<<5) #define S3C2412_UMCON_AFC_24 (5<<5) #define S3C2412_UMCON_AFC_16 (6<<5) #define S3C2412_UMCON_AFC_8 (7<<5) #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; upf_t 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 */