| /* 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 S3C24XX_VA_UART3 (S3C24XX_VA_UART + 0xC000 ) |
| |
| #define S3C2410_PA_UART0 (S3C24XX_PA_UART) |
| #define S3C2410_PA_UART1 (S3C24XX_PA_UART + 0x4000 ) |
| #define S3C2410_PA_UART2 (S3C24XX_PA_UART + 0x8000 ) |
| #define S3C2443_PA_UART3 (S3C24XX_PA_UART + 0xC000 ) |
| |
| #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 S3C2443_UCON_EPLL (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 S3C2443_UCON_RXERR_IRQEN (1<<6) |
| #define S3C2443_UCON_LOOPBACK (1<<5) |
| |
| #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) /* same as s3c2443 */ |
| #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) |
| |
| /* UFSTAT S3C2443 same as S3C2440 */ |
| #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 S3C2443_UERSTAT_PARITY (1<<1) |
| |
| #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) |
| |
| #define S3C2443_DIVSLOT (0x2C) |
| |
| #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 */ |
| |