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편집 파일: serial_s3c.h

/* SPDX-License-Identifier: GPL-2.0+ */ /* * 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) */ #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 S3C64XX_UCON_TXBURST_1 (0<<20) #define S3C64XX_UCON_TXBURST_4 (1<<20) #define S3C64XX_UCON_TXBURST_8 (2<<20) #define S3C64XX_UCON_TXBURST_16 (3<<20) #define S3C64XX_UCON_TXBURST_MASK (0xf<<20) #define S3C64XX_UCON_RXBURST_1 (0<<16) #define S3C64XX_UCON_RXBURST_4 (1<<16) #define S3C64XX_UCON_RXBURST_8 (2<<16) #define S3C64XX_UCON_RXBURST_16 (3<<16) #define S3C64XX_UCON_RXBURST_MASK (0xf<<16) #define S3C64XX_UCON_TIMEOUT_SHIFT (12) #define S3C64XX_UCON_TIMEOUT_MASK (0xf<<12) #define S3C64XX_UCON_EMPTYINT_EN (1<<11) #define S3C64XX_UCON_DMASUS_EN (1<<10) #define S3C64XX_UCON_TXINT_LEVEL (1<<9) #define S3C64XX_UCON_RXINT_LEVEL (1<<8) #define S3C64XX_UCON_TIMEOUT_EN (1<<7) #define S3C64XX_UCON_ERRINT_EN (1<<6) #define S3C64XX_UCON_TXMODE_DMA (2<<2) #define S3C64XX_UCON_TXMODE_CPU (1<<2) #define S3C64XX_UCON_TXMODE_MASK (3<<2) #define S3C64XX_UCON_RXMODE_DMA (2<<0) #define S3C64XX_UCON_RXMODE_CPU (1<<0) #define S3C64XX_UCON_RXMODE_MASK (3<<0) #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_TIMEOUT (1<<3) #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_ERROR (1) #define S3C64XX_UINTM_TXD (2) #define S3C64XX_UINTM_RXD_MSK (1 << S3C64XX_UINTM_RXD) #define S3C64XX_UINTM_ERR_MSK (1 << S3C64XX_UINTM_ERROR) #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) #define APPLE_S5L_UCON_RXTO_ENA 9 #define APPLE_S5L_UCON_RXTHRESH_ENA 12 #define APPLE_S5L_UCON_TXTHRESH_ENA 13 #define APPLE_S5L_UCON_RXTO_ENA_MSK (1 << APPLE_S5L_UCON_RXTO_ENA) #define APPLE_S5L_UCON_RXTHRESH_ENA_MSK (1 << APPLE_S5L_UCON_RXTHRESH_ENA) #define APPLE_S5L_UCON_TXTHRESH_ENA_MSK (1 << APPLE_S5L_UCON_TXTHRESH_ENA) #define APPLE_S5L_UCON_DEFAULT (S3C2410_UCON_TXIRQMODE | \ S3C2410_UCON_RXIRQMODE | \ S3C2410_UCON_RXFIFO_TOI) #define APPLE_S5L_UTRSTAT_RXTHRESH (1<<4) #define APPLE_S5L_UTRSTAT_TXTHRESH (1<<5) #define APPLE_S5L_UTRSTAT_RXTO (1<<9) #define APPLE_S5L_UTRSTAT_ALL_FLAGS (0x3f0) #ifndef __ASSEMBLY__ #include <linux/serial_core.h> /* configuration structure for per-machine configurations for the * serial port * * the pointer is setup by the machine specific initialisation from the * arch/arm/mach-s3c/ 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 */