150 lines
6.5 KiB
C
150 lines
6.5 KiB
C
/*-
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* Copyright (c) 2006 M. Warner Losh. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/* $FreeBSD$ */
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#ifndef ARM_AT91_AT91_SSCREG_H
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#define ARM_AT91_AT91_SSCREG_H
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/* Registers */
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#define SSC_CR 0x00 /* Control Register */
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#define SSC_CMR 0x04 /* Clock Mode Register */
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/* 0x08 Reserved */
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/* 0x0c Reserved */
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#define SSC_RCMR 0x10 /* Receive Clock Mode Register */
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#define SSC_RFMR 0x14 /* Receive Frame Mode Register */
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#define SSC_TCMR 0x18 /* Transmit Clock Mode Register */
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#define SSC_TFMR 0x1c /* Transmit Frame Mode register */
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#define SSC_RHR 0x20 /* Receive Holding Register */
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#define SSC_THR 0x24 /* Transmit Holding Register */
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/* 0x28 Reserved */
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/* 0x2c Reserved */
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#define SSC_RSHR 0x30 /* Receive Sync Holding Register */
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#define SSC_TSHR 0x34 /* Transmit Sync Holding Register */
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/* 0x38 Reserved */
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/* 0x3c Reserved */
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#define SSC_SR 0x40 /* Status Register */
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#define SSC_IER 0x44 /* Interrupt Enable Register */
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#define SSC_IDR 0x48 /* Interrupt Disable Register */
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#define SSC_IMR 0x4c /* Interrupt Mask Register */
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/* And PDC registers */
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/* SSC_CR */
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#define SSC_CR_RXEN (1u << 0) /* RXEN: Receive Enable */
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#define SSC_CR_RXDIS (1u << 1) /* RXDIS: Receive Disable */
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#define SSC_CR_TXEN (1u << 8) /* TXEN: Transmit Enable */
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#define SSC_CR_TXDIS (1u << 9) /* TXDIS: Transmit Disable */
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#define SSC_CR_SWRST (1u << 15) /* SWRST: Software Reset */
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/* SSC_CMR */
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#define SSC_CMR_DIV 0xfffu /* DIV: Clock Divider mask */
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/* SSC_RCMR */
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#define SSC_RCMR_PERIOD (0xffu << 24) /* PERIOD: Receive Period Divider sel*/
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#define SSC_RCMR_STTDLY (0xffu << 16) /* STTDLY: Receive Start Delay */
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#define SSC_RCMR_START (0xfu << 8) /* START: Receive Start Sel */
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#define SSC_RCMR_START_CONT (0u << 8)
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#define SSC_RCMR_START_TX_START (1u << 8)
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#define SSC_RCMR_START_LOW_RF (2u << 8)
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#define SSC_RCMR_START_HIGH_RF (3u << 8)
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#define SSC_RCMR_START_FALL_EDGE_RF (4u << 8)
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#define SSC_RCMR_START_RISE_EDGE_RF (5u << 8)
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#define SSC_RCMR_START_LEVEL_CHANGE_RF (6u << 8)
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#define SSC_RCMR_START_ANY_EDGE_RF (7u << 8)
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#define SSC_RCMR_CKI (1u << 5) /* CKI: Receive Clock Inversion */
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#define SSC_RCMR_CKO (7u << 2) /* CKO: Receive Clock Output Mode Sel*/
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#define SSC_RCMR_CKO_NONE (0u << 2)
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#define SSC_RCMR_CKO_CONTINUOUS (1u << 2)
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#define SSC_RCMR_CKS (3u) /* CKS: Receive Clock Selection */
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#define SSC_RCMR_CKS_DIVIDED (0)
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#define SSC_RCMR_CKS_TK_CLOCK (1)
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#define SSC_RCMR_CKS_RK (2)
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/* SSC_RFMR */
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#define SSC_RFMR_FSEDGE (1u << 24) /* FSEDGE: Frame Sync Edge Detection */
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#define SSC_RFMR_FSOS (7u << 20) /* FSOS: Receive frame Sync Out sel */
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#define SSC_RFMR_FSOS_NONE (0u << 20)
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#define SSC_RFMR_FSOS_NEG_PULSE (1u << 20)
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#define SSC_RFMR_FSOS_POS_PULSE (2u << 20)
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#define SSC_RFMR_FSOS_LOW (3u << 20)
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#define SSC_RFMR_FSOS_HIGH (4u << 20)
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#define SSC_RFMR_FSOS_TOGGLE (5u << 20)
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#define SSC_RFMR_FSLEN (0xfu << 16) /* FSLEN: Receive Frame Sync Length */
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#define SSC_RFMR_DATNB (0xfu << 8) /* DATNB: Data Number per Frame */
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#define SSC_RFMR_MSFBF (1u << 7) /* MSBF: Most Significant Bit First */
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#define SSC_RFMR_LOOP (1u << 5) /* LOOP: Loop Mode */
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#define SSC_RFMR_DATLEN (0x1fu << 0) /* DATLEN: Data Length */
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/* SSC_TCMR */
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#define SSC_TCMR_PERIOD (0xffu << 24) /* PERIOD: Receive Period Divider sel*/
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#define SSC_TCMR_STTDLY (0xffu << 16) /* STTDLY: Receive Start Delay */
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#define SSC_TCMR_START (0xfu << 8) /* START: Receive Start Sel */
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#define SSC_TCMR_START_CONT (0u << 8)
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#define SSC_TCMR_START_RX_START (1u << 8)
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#define SSC_TCMR_START_LOW_RF (2u << 8)
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#define SSC_TCMR_START_HIGH_RF (3u << 8)
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#define SSC_TCMR_START_FALL_EDGE_RF (4u << 8)
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#define SSC_TCMR_START_RISE_EDGE_RF (5u << 8)
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#define SSC_TCMR_START_LEVEL_CHANGE_RF (6u << 8)
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#define SSC_TCMR_START_ANY_EDGE_RF (7u << 8)
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#define SSC_TCMR_CKI (1u << 5) /* CKI: Receive Clock Inversion */
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#define SSC_TCMR_CKO (7u << 2) /* CKO: Receive Clock Output Mode Sel*/
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#define SSC_TCMR_CKO_NONE (0u << 2)
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#define SSC_TCMR_CKO_CONTINUOUS (1u << 2)
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#define SSC_TCMR_CKS (3u) /* CKS: Receive Clock Selection */
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#define SSC_TCMR_CKS_DIVIDED (0)
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#define SSC_TCMR_CKS_RK_CLOCK (1)
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#define SSC_TCMR_CKS_TK (2)
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/* SSC_TFMR */
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#define SSC_TFMR_FSEDGE (1u << 24) /* FSEDGE: Frame Sync Edge Detection */
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#define SSC_TFMR_FSOS (7u << 20) /* FSOS: Receive frame Sync Out sel */
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#define SSC_TFMR_FSOS_NONE (0u << 20)
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#define SSC_TFMR_FSOS_NEG_PULSE (1u << 20)
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#define SSC_TFMR_FSOS_POS_PULSE (2u << 20)
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#define SSC_TFMR_FSOS_LOW (3u << 20)
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#define SSC_TFMR_FSOS_HIGH (4u << 20)
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#define SSC_TFMR_FSOS_TOGGLE (5u << 20)
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#define SSC_TFMR_FSLEN (0xfu << 16) /* FSLEN: Receive Frame Sync Length */
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#define SSC_TFMR_DATNB (0xfu << 8) /* DATNB: Data Number per Frame */
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#define SSC_TFMR_MSFBF (1u << 7) /* MSBF: Most Significant Bit First */
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#define SSC_TFMR_DATDEF (1u << 5) /* DATDEF: Data Default Value */
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#define SSC_TFMR_DATLEN (0x1fu << 0) /* DATLEN: Data Length */
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/* SSC_SR */
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#define SSC_SR_TXRDY (1u << 0)
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#define SSC_SR_TXEMPTY (1u << 1)
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#define SSC_SR_ENDTX (1u << 2)
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#define SSC_SR_TXBUFE (1u << 3)
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#define SSC_SR_RXRDY (1u << 4)
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#define SSC_SR_OVRUN (1u << 5)
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#define SSC_SR_ENDRX (1u << 6)
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#define SSC_SR_RXBUFF (1u << 7)
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#define SSC_SR_TXSYN (1u << 10)
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#define SSC_SR_RSSYN (1u << 11)
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#define SSC_SR_TXEN (1u << 16)
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#define SSC_SR_RXEN (1u << 17)
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#endif /* ARM_AT91_AT91_SSCREG_H */
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