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