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/*
* Internal header file for Samsung S3C2410 serial ports (UART0-2)
*
* Copyright (C) 2002 Shane Nay (shane@minirl.com)
*
* Additional defines, Copyright 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 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_CLKSHIFT (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 S3C6400_UCON_CLKMASK (3<<10)
#define S3C6400_UCON_CLKSHIFT (10)
#define S3C6400_UCON_PCLK (0<<10)
#define S3C6400_UCON_PCLK2 (2<<10)
#define S3C6400_UCON_UCLK0 (1<<10)
#define S3C6400_UCON_UCLK1 (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_CLKSHIFT (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_CLKMASK (1 << 10)
#define S3C2410_UCON_CLKSHIFT (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)
/* S3C64XX interrupt registers. */
#define S3C64XX_UINTP 0x30
#define S3C64XX_UINTSP 0x34
#define S3C64XX_UINTM 0x38
#define S3C64XX_UINTM_RXD (0)
#define S3C64XX_UINTM_TXD (2)
#define S3C64XX_UINTM_RXD_MSK (1 << S3C64XX_UINTM_RXD)
#define S3C64XX_UINTM_TXD_MSK (1 << S3C64XX_UINTM_TXD)
/* Following are specific to S5PV210 */
#define S5PV210_UCON_CLKMASK (1<<10)
#define S5PV210_UCON_CLKSHIFT (10)
#define S5PV210_UCON_PCLK (0<<10)
#define S5PV210_UCON_UCLK (1<<10)
#define S5PV210_UFCON_TXTRIG0 (0<<8)
#define S5PV210_UFCON_TXTRIG4 (1<<8)
#define S5PV210_UFCON_TXTRIG8 (2<<8)
#define S5PV210_UFCON_TXTRIG16 (3<<8)
#define S5PV210_UFCON_TXTRIG32 (4<<8)
#define S5PV210_UFCON_TXTRIG64 (5<<8)
#define S5PV210_UFCON_TXTRIG128 (6<<8)
#define S5PV210_UFCON_TXTRIG256 (7<<8)
#define S5PV210_UFCON_RXTRIG1 (0<<4)
#define S5PV210_UFCON_RXTRIG4 (1<<4)
#define S5PV210_UFCON_RXTRIG8 (2<<4)
#define S5PV210_UFCON_RXTRIG16 (3<<4)
#define S5PV210_UFCON_RXTRIG32 (4<<4)
#define S5PV210_UFCON_RXTRIG64 (5<<4)
#define S5PV210_UFCON_RXTRIG128 (6<<4)
#define S5PV210_UFCON_RXTRIG256 (7<<4)
#define S5PV210_UFSTAT_TXFULL (1<<24)
#define S5PV210_UFSTAT_RXFULL (1<<8)
#define S5PV210_UFSTAT_TXMASK (255<<16)
#define S5PV210_UFSTAT_TXSHIFT (16)
#define S5PV210_UFSTAT_RXMASK (255<<0)
#define S5PV210_UFSTAT_RXSHIFT (0)
#define S3C2410_UCON_CLKSEL0 (1 << 0)
#define S3C2410_UCON_CLKSEL1 (1 << 1)
#define S3C2410_UCON_CLKSEL2 (1 << 2)
#define S3C2410_UCON_CLKSEL3 (1 << 3)
/* Default values for s5pv210 UCON and UFCON uart registers */
#define S5PV210_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \
S3C2410_UCON_RXILEVEL | \
S3C2410_UCON_TXIRQMODE | \
S3C2410_UCON_RXIRQMODE | \
S3C2410_UCON_RXFIFO_TOI | \
S3C2443_UCON_RXERR_IRQEN)
#define S5PV210_UFCON_DEFAULT (S3C2410_UFCON_FIFOMODE | \
S5PV210_UFCON_TXTRIG4 | \
S5PV210_UFCON_RXTRIG4)
#ifndef __ASSEMBLY__
/* 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 int clk_sel;
unsigned int has_fracval;
unsigned long ucon; /* value of ucon for port */
unsigned long ulcon; /* value of ulcon for port */
unsigned long ufcon; /* value of ufcon for port */
};
#endif /* __ASSEMBLY__ */
#endif /* __ASM_ARM_REGS_SERIAL_H */
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