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u-boot/drivers/serial/atmel_usart.h
Wolfgang Denk 1a4596601f Add GPL-2.0+ SPDX-License-Identifier to source files 
Signed-off-by: Wolfgang Denk <wd@denx.de>
[trini: Fixup common/cmd_io.c]
Signed-off-by: Tom Rini <trini@ti.com>
2013-07-24 09:44:38 -04:00

294 lines
7.6 KiB
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/*
* Register definitions for the Atmel USART3 module.
*
* Copyright (C) 2005-2006 Atmel Corporation
*
* Modified to support C structure SoC access by
* Andreas Bießmann <biessmann@corscience.de>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __DRIVERS_ATMEL_USART_H__
#define __DRIVERS_ATMEL_USART_H__
/* USART3 register footprint */
typedef struct atmel_usart3 {
u32 cr;
u32 mr;
u32 ier;
u32 idr;
u32 imr;
u32 csr;
u32 rhr;
u32 thr;
u32 brgr;
u32 rtor;
u32 ttgr;
u32 reserved0[5];
u32 fidi;
u32 ner;
u32 reserved1;
u32 ifr;
u32 man;
u32 reserved2[54]; /* version and PDC not needed */
} atmel_usart3_t;
/* Bitfields in CR */
#define USART3_RSTRX_OFFSET 2
#define USART3_RSTRX_SIZE 1
#define USART3_RSTTX_OFFSET 3
#define USART3_RSTTX_SIZE 1
#define USART3_RXEN_OFFSET 4
#define USART3_RXEN_SIZE 1
#define USART3_RXDIS_OFFSET 5
#define USART3_RXDIS_SIZE 1
#define USART3_TXEN_OFFSET 6
#define USART3_TXEN_SIZE 1
#define USART3_TXDIS_OFFSET 7
#define USART3_TXDIS_SIZE 1
#define USART3_RSTSTA_OFFSET 8
#define USART3_RSTSTA_SIZE 1
#define USART3_STTBRK_OFFSET 9
#define USART3_STTBRK_SIZE 1
#define USART3_STPBRK_OFFSET 10
#define USART3_STPBRK_SIZE 1
#define USART3_STTTO_OFFSET 11
#define USART3_STTTO_SIZE 1
#define USART3_SENDA_OFFSET 12
#define USART3_SENDA_SIZE 1
#define USART3_RSTIT_OFFSET 13
#define USART3_RSTIT_SIZE 1
#define USART3_RSTNACK_OFFSET 14
#define USART3_RSTNACK_SIZE 1
#define USART3_RETTO_OFFSET 15
#define USART3_RETTO_SIZE 1
#define USART3_DTREN_OFFSET 16
#define USART3_DTREN_SIZE 1
#define USART3_DTRDIS_OFFSET 17
#define USART3_DTRDIS_SIZE 1
#define USART3_RTSEN_OFFSET 18
#define USART3_RTSEN_SIZE 1
#define USART3_RTSDIS_OFFSET 19
#define USART3_RTSDIS_SIZE 1
#define USART3_COMM_TX_OFFSET 30
#define USART3_COMM_TX_SIZE 1
#define USART3_COMM_RX_OFFSET 31
#define USART3_COMM_RX_SIZE 1
/* Bitfields in MR */
#define USART3_USART_MODE_OFFSET 0
#define USART3_USART_MODE_SIZE 4
#define USART3_USCLKS_OFFSET 4
#define USART3_USCLKS_SIZE 2
#define USART3_CHRL_OFFSET 6
#define USART3_CHRL_SIZE 2
#define USART3_SYNC_OFFSET 8
#define USART3_SYNC_SIZE 1
#define USART3_PAR_OFFSET 9
#define USART3_PAR_SIZE 3
#define USART3_NBSTOP_OFFSET 12
#define USART3_NBSTOP_SIZE 2
#define USART3_CHMODE_OFFSET 14
#define USART3_CHMODE_SIZE 2
#define USART3_MSBF_OFFSET 16
#define USART3_MSBF_SIZE 1
#define USART3_MODE9_OFFSET 17
#define USART3_MODE9_SIZE 1
#define USART3_CLKO_OFFSET 18
#define USART3_CLKO_SIZE 1
#define USART3_OVER_OFFSET 19
#define USART3_OVER_SIZE 1
#define USART3_INACK_OFFSET 20
#define USART3_INACK_SIZE 1
#define USART3_DSNACK_OFFSET 21
#define USART3_DSNACK_SIZE 1
#define USART3_MAX_ITERATION_OFFSET 24
#define USART3_MAX_ITERATION_SIZE 3
#define USART3_FILTER_OFFSET 28
#define USART3_FILTER_SIZE 1
/* Bitfields in CSR */
#define USART3_RXRDY_OFFSET 0
#define USART3_RXRDY_SIZE 1
#define USART3_TXRDY_OFFSET 1
#define USART3_TXRDY_SIZE 1
#define USART3_RXBRK_OFFSET 2
#define USART3_RXBRK_SIZE 1
#define USART3_ENDRX_OFFSET 3
#define USART3_ENDRX_SIZE 1
#define USART3_ENDTX_OFFSET 4
#define USART3_ENDTX_SIZE 1
#define USART3_OVRE_OFFSET 5
#define USART3_OVRE_SIZE 1
#define USART3_FRAME_OFFSET 6
#define USART3_FRAME_SIZE 1
#define USART3_PARE_OFFSET 7
#define USART3_PARE_SIZE 1
#define USART3_TIMEOUT_OFFSET 8
#define USART3_TIMEOUT_SIZE 1
#define USART3_TXEMPTY_OFFSET 9
#define USART3_TXEMPTY_SIZE 1
#define USART3_ITERATION_OFFSET 10
#define USART3_ITERATION_SIZE 1
#define USART3_TXBUFE_OFFSET 11
#define USART3_TXBUFE_SIZE 1
#define USART3_RXBUFF_OFFSET 12
#define USART3_RXBUFF_SIZE 1
#define USART3_NACK_OFFSET 13
#define USART3_NACK_SIZE 1
#define USART3_RIIC_OFFSET 16
#define USART3_RIIC_SIZE 1
#define USART3_DSRIC_OFFSET 17
#define USART3_DSRIC_SIZE 1
#define USART3_DCDIC_OFFSET 18
#define USART3_DCDIC_SIZE 1
#define USART3_CTSIC_OFFSET 19
#define USART3_CTSIC_SIZE 1
#define USART3_RI_OFFSET 20
#define USART3_RI_SIZE 1
#define USART3_DSR_OFFSET 21
#define USART3_DSR_SIZE 1
#define USART3_DCD_OFFSET 22
#define USART3_DCD_SIZE 1
#define USART3_CTS_OFFSET 23
#define USART3_CTS_SIZE 1
/* Bitfields in RHR */
#define USART3_RXCHR_OFFSET 0
#define USART3_RXCHR_SIZE 9
/* Bitfields in THR */
#define USART3_TXCHR_OFFSET 0
#define USART3_TXCHR_SIZE 9
/* Bitfields in BRGR */
#define USART3_CD_OFFSET 0
#define USART3_CD_SIZE 16
/* Bitfields in RTOR */
#define USART3_TO_OFFSET 0
#define USART3_TO_SIZE 16
/* Bitfields in TTGR */
#define USART3_TG_OFFSET 0
#define USART3_TG_SIZE 8
/* Bitfields in FIDI */
#define USART3_FI_DI_RATIO_OFFSET 0
#define USART3_FI_DI_RATIO_SIZE 11
/* Bitfields in NER */
#define USART3_NB_ERRORS_OFFSET 0
#define USART3_NB_ERRORS_SIZE 8
/* Bitfields in XXR */
#define USART3_XOFF_OFFSET 0
#define USART3_XOFF_SIZE 8
#define USART3_XON_OFFSET 8
#define USART3_XON_SIZE 8
/* Bitfields in IFR */
#define USART3_IRDA_FILTER_OFFSET 0
#define USART3_IRDA_FILTER_SIZE 8
/* Bitfields in RCR */
#define USART3_RXCTR_OFFSET 0
#define USART3_RXCTR_SIZE 16
/* Bitfields in TCR */
#define USART3_TXCTR_OFFSET 0
#define USART3_TXCTR_SIZE 16
/* Bitfields in RNCR */
#define USART3_RXNCR_OFFSET 0
#define USART3_RXNCR_SIZE 16
/* Bitfields in TNCR */
#define USART3_TXNCR_OFFSET 0
#define USART3_TXNCR_SIZE 16
/* Bitfields in PTCR */
#define USART3_RXTEN_OFFSET 0
#define USART3_RXTEN_SIZE 1
#define USART3_RXTDIS_OFFSET 1
#define USART3_RXTDIS_SIZE 1
#define USART3_TXTEN_OFFSET 8
#define USART3_TXTEN_SIZE 1
#define USART3_TXTDIS_OFFSET 9
#define USART3_TXTDIS_SIZE 1
/* Constants for USART_MODE */
#define USART3_USART_MODE_NORMAL 0
#define USART3_USART_MODE_RS485 1
#define USART3_USART_MODE_HARDWARE 2
#define USART3_USART_MODE_MODEM 3
#define USART3_USART_MODE_ISO7816_T0 4
#define USART3_USART_MODE_ISO7816_T1 6
#define USART3_USART_MODE_IRDA 8
/* Constants for USCLKS */
#define USART3_USCLKS_MCK 0
#define USART3_USCLKS_MCK_DIV 1
#define USART3_USCLKS_SCK 3
/* Constants for CHRL */
#define USART3_CHRL_5 0
#define USART3_CHRL_6 1
#define USART3_CHRL_7 2
#define USART3_CHRL_8 3
/* Constants for PAR */
#define USART3_PAR_EVEN 0
#define USART3_PAR_ODD 1
#define USART3_PAR_SPACE 2
#define USART3_PAR_MARK 3
#define USART3_PAR_NONE 4
#define USART3_PAR_MULTI 6
/* Constants for NBSTOP */
#define USART3_NBSTOP_1 0
#define USART3_NBSTOP_1_5 1
#define USART3_NBSTOP_2 2
/* Constants for CHMODE */
#define USART3_CHMODE_NORMAL 0
#define USART3_CHMODE_ECHO 1
#define USART3_CHMODE_LOCAL_LOOP 2
#define USART3_CHMODE_REMOTE_LOOP 3
/* Constants for MSBF */
#define USART3_MSBF_LSBF 0
#define USART3_MSBF_MSBF 1
/* Constants for OVER */
#define USART3_OVER_X16 0
#define USART3_OVER_X8 1
/* Constants for CD */
#define USART3_CD_DISABLE 0
#define USART3_CD_BYPASS 1
/* Constants for TO */
#define USART3_TO_DISABLE 0
/* Constants for TG */
#define USART3_TG_DISABLE 0
/* Constants for FI_DI_RATIO */
#define USART3_FI_DI_RATIO_DISABLE 0
/* Bit manipulation macros */
#define USART3_BIT(name) \
(1 << USART3_##name##_OFFSET)
#define USART3_BF(name,value) \
(((value) & ((1 << USART3_##name##_SIZE) - 1)) \
<< USART3_##name##_OFFSET)
#define USART3_BFEXT(name,value) \
(((value) >> USART3_##name##_OFFSET) \
& ((1 << USART3_##name##_SIZE) - 1))
#define USART3_BFINS(name,value,old) \
(((old) & ~(((1 << USART3_##name##_SIZE) - 1) \
<< USART3_##name##_OFFSET)) \
| USART3_BF(name,value))
#endif /* __DRIVERS_ATMEL_USART_H__ */
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