drivers/serial/atmel_serial.h - kernel/msm-4.9 - Gitiles

 /*
  * drivers/serial/atmel_serial.h
  *
  * Copyright (C) 2005 Ivan Kokshaysky
  * Copyright (C) SAN People
  *
  * USART registers.
  * Based on AT91RM9200 datasheet revision E.
  *
  * 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.
  */

 #ifndef ATMEL_SERIAL_H
 #define ATMEL_SERIAL_H

 #define ATMEL_US_CR		0x00			/* Control Register */
 #define		ATMEL_US_RSTRX		(1 <<  2)		/* Reset Receiver */
 #define		ATMEL_US_RSTTX		(1 <<  3)		/* Reset Transmitter */
 #define		ATMEL_US_RXEN		(1 <<  4)		/* Receiver Enable */
 #define		ATMEL_US_RXDIS		(1 <<  5)		/* Receiver Disable */
 #define		ATMEL_US_TXEN		(1 <<  6)		/* Transmitter Enable */
 #define		ATMEL_US_TXDIS		(1 <<  7)		/* Transmitter Disable */
 #define		ATMEL_US_RSTSTA		(1 <<  8)		/* Reset Status Bits */
 #define		ATMEL_US_STTBRK		(1 <<  9)		/* Start Break */
 #define		ATMEL_US_STPBRK		(1 << 10)		/* Stop Break */
 #define		ATMEL_US_STTTO		(1 << 11)		/* Start Time-out */
 #define		ATMEL_US_SENDA		(1 << 12)		/* Send Address */
 #define		ATMEL_US_RSTIT		(1 << 13)		/* Reset Iterations */
 #define		ATMEL_US_RSTNACK	(1 << 14)		/* Reset Non Acknowledge */
 #define		ATMEL_US_RETTO		(1 << 15)		/* Rearm Time-out */
 #define		ATMEL_US_DTREN		(1 << 16)		/* Data Terminal Ready Enable [AT91RM9200 only] */
 #define		ATMEL_US_DTRDIS		(1 << 17)		/* Data Terminal Ready Disable [AT91RM9200 only] */
 #define		ATMEL_US_RTSEN		(1 << 18)		/* Request To Send Enable */
 #define		ATMEL_US_RTSDIS		(1 << 19)		/* Request To Send Disable */

 #define ATMEL_US_MR		0x04			/* Mode Register */
 #define		ATMEL_US_USMODE		(0xf <<  0)		/* Mode of the USART */
 #define			ATMEL_US_USMODE_NORMAL		0
 #define			ATMEL_US_USMODE_RS485		1
 #define			ATMEL_US_USMODE_HWHS		2
 #define			ATMEL_US_USMODE_MODEM		3
 #define			ATMEL_US_USMODE_ISO7816_T0	4
 #define			ATMEL_US_USMODE_ISO7816_T1	6
 #define			ATMEL_US_USMODE_IRDA		8
 #define		ATMEL_US_USCLKS		(3   <<  4)		/* Clock Selection */
 #define			ATMEL_US_USCLKS_MCK		(0 <<  4)
 #define			ATMEL_US_USCLKS_MCK_DIV8	(1 <<  4)
 #define			ATMEL_US_USCLKS_SCK		(3 <<  4)
 #define		ATMEL_US_CHRL		(3   <<  6)		/* Character Length */
 #define			ATMEL_US_CHRL_5			(0 <<  6)
 #define			ATMEL_US_CHRL_6			(1 <<  6)
 #define			ATMEL_US_CHRL_7			(2 <<  6)
 #define			ATMEL_US_CHRL_8			(3 <<  6)
 #define		ATMEL_US_SYNC		(1 <<  8)		/* Synchronous Mode Select */
 #define		ATMEL_US_PAR		(7 <<  9)		/* Parity Type */
 #define			ATMEL_US_PAR_EVEN		(0 <<  9)
 #define			ATMEL_US_PAR_ODD		(1 <<  9)
 #define			ATMEL_US_PAR_SPACE		(2 <<  9)
 #define			ATMEL_US_PAR_MARK		(3 <<  9)
 #define			ATMEL_US_PAR_NONE		(4 <<  9)
 #define			ATMEL_US_PAR_MULTI_DROP		(6 <<  9)
 #define		ATMEL_US_NBSTOP		(3 << 12)		/* Number of Stop Bits */
 #define			ATMEL_US_NBSTOP_1		(0 << 12)
 #define			ATMEL_US_NBSTOP_1_5		(1 << 12)
 #define			ATMEL_US_NBSTOP_2		(2 << 12)
 #define		ATMEL_US_CHMODE		(3 << 14)		/* Channel Mode */
 #define			ATMEL_US_CHMODE_NORMAL		(0 << 14)
 #define			ATMEL_US_CHMODE_ECHO		(1 << 14)
 #define			ATMEL_US_CHMODE_LOC_LOOP	(2 << 14)
 #define			ATMEL_US_CHMODE_REM_LOOP	(3 << 14)
 #define		ATMEL_US_MSBF		(1 << 16)		/* Bit Order */
 #define		ATMEL_US_MODE9		(1 << 17)		/* 9-bit Character Length */
 #define		ATMEL_US_CLKO		(1 << 18)		/* Clock Output Select */
 #define		ATMEL_US_OVER		(1 << 19)		/* Oversampling Mode */
 #define		ATMEL_US_INACK		(1 << 20)		/* Inhibit Non Acknowledge */
 #define		ATMEL_US_DSNACK		(1 << 21)		/* Disable Successive NACK */
 #define		ATMEL_US_MAX_ITER	(7 << 24)		/* Max Iterations */
 #define		ATMEL_US_FILTER		(1 << 28)		/* Infrared Receive Line Filter */

 #define ATMEL_US_IER		0x08			/* Interrupt Enable Register */
 #define		ATMEL_US_RXRDY		(1 <<  0)		/* Receiver Ready */
 #define		ATMEL_US_TXRDY		(1 <<  1)		/* Transmitter Ready */
 #define		ATMEL_US_RXBRK		(1 <<  2)		/* Break Received / End of Break */
 #define		ATMEL_US_ENDRX		(1 <<  3)		/* End of Receiver Transfer */
 #define		ATMEL_US_ENDTX		(1 <<  4)		/* End of Transmitter Transfer */
 #define		ATMEL_US_OVRE		(1 <<  5)		/* Overrun Error */
 #define		ATMEL_US_FRAME		(1 <<  6)		/* Framing Error */
 #define		ATMEL_US_PARE		(1 <<  7)		/* Parity Error */
 #define		ATMEL_US_TIMEOUT	(1 <<  8)		/* Receiver Time-out */
 #define		ATMEL_US_TXEMPTY	(1 <<  9)		/* Transmitter Empty */
 #define		ATMEL_US_ITERATION	(1 << 10)		/* Max number of Repetitions Reached */
 #define		ATMEL_US_TXBUFE		(1 << 11)		/* Transmission Buffer Empty */
 #define		ATMEL_US_RXBUFF		(1 << 12)		/* Reception Buffer Full */
 #define		ATMEL_US_NACK		(1 << 13)		/* Non Acknowledge */
 #define		ATMEL_US_RIIC		(1 << 16)		/* Ring Indicator Input Change [AT91RM9200 only] */
 #define		ATMEL_US_DSRIC		(1 << 17)		/* Data Set Ready Input Change [AT91RM9200 only] */
 #define		ATMEL_US_DCDIC		(1 << 18)		/* Data Carrier Detect Input Change [AT91RM9200 only] */
 #define		ATMEL_US_CTSIC		(1 << 19)		/* Clear to Send Input Change */
 #define		ATMEL_US_RI		(1 << 20)		/* RI */
 #define		ATMEL_US_DSR		(1 << 21)		/* DSR */
 #define		ATMEL_US_DCD		(1 << 22)		/* DCD */
 #define		ATMEL_US_CTS		(1 << 23)		/* CTS */

 #define ATMEL_US_IDR		0x0c			/* Interrupt Disable Register */
 #define ATMEL_US_IMR		0x10			/* Interrupt Mask Register */
 #define ATMEL_US_CSR		0x14			/* Channel Status Register */
 #define ATMEL_US_RHR		0x18			/* Receiver Holding Register */
 #define ATMEL_US_THR		0x1c			/* Transmitter Holding Register */
 #define		ATMEL_US_SYNH		(1 << 15)		/* Transmit/Receive Sync [AT91SAM9261 only] */

 #define ATMEL_US_BRGR		0x20			/* Baud Rate Generator Register */
 #define		ATMEL_US_CD		(0xffff << 0)		/* Clock Divider */

 #define ATMEL_US_RTOR		0x24			/* Receiver Time-out Register */
 #define		ATMEL_US_TO		(0xffff << 0)		/* Time-out Value */

 #define ATMEL_US_TTGR		0x28			/* Transmitter Timeguard Register */
 #define		ATMEL_US_TG		(0xff << 0)		/* Timeguard Value */

 #define ATMEL_US_FIDI		0x40			/* FI DI Ratio Register */
 #define ATMEL_US_NER		0x44			/* Number of Errors Register */
 #define ATMEL_US_IF		0x4c			/* IrDA Filter Register */

 #endif
	/*
	* drivers/serial/atmel_serial.h
	*
	* Copyright (C) 2005 Ivan Kokshaysky
	* Copyright (C) SAN People
	*
	* USART registers.
	* Based on AT91RM9200 datasheet revision E.
	*
	* 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.
	*/

	#ifndef ATMEL_SERIAL_H
	#define ATMEL_SERIAL_H

	#define ATMEL_US_CR 0x00 /* Control Register */
	#define ATMEL_US_RSTRX (1 << 2) /* Reset Receiver */
	#define ATMEL_US_RSTTX (1 << 3) /* Reset Transmitter */
	#define ATMEL_US_RXEN (1 << 4) /* Receiver Enable */
	#define ATMEL_US_RXDIS (1 << 5) /* Receiver Disable */
	#define ATMEL_US_TXEN (1 << 6) /* Transmitter Enable */
	#define ATMEL_US_TXDIS (1 << 7) /* Transmitter Disable */
	#define ATMEL_US_RSTSTA (1 << 8) /* Reset Status Bits */
	#define ATMEL_US_STTBRK (1 << 9) /* Start Break */
	#define ATMEL_US_STPBRK (1 << 10) /* Stop Break */
	#define ATMEL_US_STTTO (1 << 11) /* Start Time-out */
	#define ATMEL_US_SENDA (1 << 12) /* Send Address */
	#define ATMEL_US_RSTIT (1 << 13) /* Reset Iterations */
	#define ATMEL_US_RSTNACK (1 << 14) /* Reset Non Acknowledge */
	#define ATMEL_US_RETTO (1 << 15) /* Rearm Time-out */
	#define ATMEL_US_DTREN (1 << 16) /* Data Terminal Ready Enable [AT91RM9200 only] */
	#define ATMEL_US_DTRDIS (1 << 17) /* Data Terminal Ready Disable [AT91RM9200 only] */
	#define ATMEL_US_RTSEN (1 << 18) /* Request To Send Enable */
	#define ATMEL_US_RTSDIS (1 << 19) /* Request To Send Disable */

	#define ATMEL_US_MR 0x04 /* Mode Register */
	#define ATMEL_US_USMODE (0xf << 0) /* Mode of the USART */
	#define ATMEL_US_USMODE_NORMAL 0
	#define ATMEL_US_USMODE_RS485 1
	#define ATMEL_US_USMODE_HWHS 2
	#define ATMEL_US_USMODE_MODEM 3
	#define ATMEL_US_USMODE_ISO7816_T0 4
	#define ATMEL_US_USMODE_ISO7816_T1 6
	#define ATMEL_US_USMODE_IRDA 8
	#define ATMEL_US_USCLKS (3 << 4) /* Clock Selection */
	#define ATMEL_US_USCLKS_MCK (0 << 4)
	#define ATMEL_US_USCLKS_MCK_DIV8 (1 << 4)
	#define ATMEL_US_USCLKS_SCK (3 << 4)
	#define ATMEL_US_CHRL (3 << 6) /* Character Length */
	#define ATMEL_US_CHRL_5 (0 << 6)
	#define ATMEL_US_CHRL_6 (1 << 6)
	#define ATMEL_US_CHRL_7 (2 << 6)
	#define ATMEL_US_CHRL_8 (3 << 6)
	#define ATMEL_US_SYNC (1 << 8) /* Synchronous Mode Select */
	#define ATMEL_US_PAR (7 << 9) /* Parity Type */
	#define ATMEL_US_PAR_EVEN (0 << 9)
	#define ATMEL_US_PAR_ODD (1 << 9)
	#define ATMEL_US_PAR_SPACE (2 << 9)
	#define ATMEL_US_PAR_MARK (3 << 9)
	#define ATMEL_US_PAR_NONE (4 << 9)
	#define ATMEL_US_PAR_MULTI_DROP (6 << 9)
	#define ATMEL_US_NBSTOP (3 << 12) /* Number of Stop Bits */
	#define ATMEL_US_NBSTOP_1 (0 << 12)
	#define ATMEL_US_NBSTOP_1_5 (1 << 12)
	#define ATMEL_US_NBSTOP_2 (2 << 12)
	#define ATMEL_US_CHMODE (3 << 14) /* Channel Mode */
	#define ATMEL_US_CHMODE_NORMAL (0 << 14)
	#define ATMEL_US_CHMODE_ECHO (1 << 14)
	#define ATMEL_US_CHMODE_LOC_LOOP (2 << 14)
	#define ATMEL_US_CHMODE_REM_LOOP (3 << 14)
	#define ATMEL_US_MSBF (1 << 16) /* Bit Order */
	#define ATMEL_US_MODE9 (1 << 17) /* 9-bit Character Length */
	#define ATMEL_US_CLKO (1 << 18) /* Clock Output Select */
	#define ATMEL_US_OVER (1 << 19) /* Oversampling Mode */
	#define ATMEL_US_INACK (1 << 20) /* Inhibit Non Acknowledge */
	#define ATMEL_US_DSNACK (1 << 21) /* Disable Successive NACK */
	#define ATMEL_US_MAX_ITER (7 << 24) /* Max Iterations */
	#define ATMEL_US_FILTER (1 << 28) /* Infrared Receive Line Filter */

	#define ATMEL_US_IER 0x08 /* Interrupt Enable Register */
	#define ATMEL_US_RXRDY (1 << 0) /* Receiver Ready */
	#define ATMEL_US_TXRDY (1 << 1) /* Transmitter Ready */
	#define ATMEL_US_RXBRK (1 << 2) /* Break Received / End of Break */
	#define ATMEL_US_ENDRX (1 << 3) /* End of Receiver Transfer */
	#define ATMEL_US_ENDTX (1 << 4) /* End of Transmitter Transfer */
	#define ATMEL_US_OVRE (1 << 5) /* Overrun Error */
	#define ATMEL_US_FRAME (1 << 6) /* Framing Error */
	#define ATMEL_US_PARE (1 << 7) /* Parity Error */
	#define ATMEL_US_TIMEOUT (1 << 8) /* Receiver Time-out */
	#define ATMEL_US_TXEMPTY (1 << 9) /* Transmitter Empty */
	#define ATMEL_US_ITERATION (1 << 10) /* Max number of Repetitions Reached */
	#define ATMEL_US_TXBUFE (1 << 11) /* Transmission Buffer Empty */
	#define ATMEL_US_RXBUFF (1 << 12) /* Reception Buffer Full */
	#define ATMEL_US_NACK (1 << 13) /* Non Acknowledge */
	#define ATMEL_US_RIIC (1 << 16) /* Ring Indicator Input Change [AT91RM9200 only] */
	#define ATMEL_US_DSRIC (1 << 17) /* Data Set Ready Input Change [AT91RM9200 only] */
	#define ATMEL_US_DCDIC (1 << 18) /* Data Carrier Detect Input Change [AT91RM9200 only] */
	#define ATMEL_US_CTSIC (1 << 19) /* Clear to Send Input Change */
	#define ATMEL_US_RI (1 << 20) /* RI */
	#define ATMEL_US_DSR (1 << 21) /* DSR */
	#define ATMEL_US_DCD (1 << 22) /* DCD */
	#define ATMEL_US_CTS (1 << 23) /* CTS */

	#define ATMEL_US_IDR 0x0c /* Interrupt Disable Register */
	#define ATMEL_US_IMR 0x10 /* Interrupt Mask Register */
	#define ATMEL_US_CSR 0x14 /* Channel Status Register */
	#define ATMEL_US_RHR 0x18 /* Receiver Holding Register */
	#define ATMEL_US_THR 0x1c /* Transmitter Holding Register */
	#define ATMEL_US_SYNH (1 << 15) /* Transmit/Receive Sync [AT91SAM9261 only] */

	#define ATMEL_US_BRGR 0x20 /* Baud Rate Generator Register */
	#define ATMEL_US_CD (0xffff << 0) /* Clock Divider */

	#define ATMEL_US_RTOR 0x24 /* Receiver Time-out Register */
	#define ATMEL_US_TO (0xffff << 0) /* Time-out Value */

	#define ATMEL_US_TTGR 0x28 /* Transmitter Timeguard Register */
	#define ATMEL_US_TG (0xff << 0) /* Timeguard Value */

	#define ATMEL_US_FIDI 0x40 /* FI DI Ratio Register */
	#define ATMEL_US_NER 0x44 /* Number of Errors Register */
	#define ATMEL_US_IF 0x4c /* IrDA Filter Register */

	#endif