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/*- * Copyright (c) 2006 M. Warner Losh. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ /* $FreeBSD: release/9.1.0/sys/arm/at91/at91_sscreg.h 185265 2008-11-25 00:13:26Z imp $ */ #ifndef ARM_AT91_AT91_SSCREG_H #define ARM_AT91_AT91_SSCREG_H /* Registers */ #define SSC_CR 0x00 /* Control Register */ #define SSC_CMR 0x04 /* Clock Mode Register */ /* 0x08 Reserved */ /* 0x0c Reserved */ #define SSC_RCMR 0x10 /* Receive Clock Mode Register */ #define SSC_RFMR 0x14 /* Receive Frame Mode Register */ #define SSC_TCMR 0x18 /* Transmit Clock Mode Register */ #define SSC_TFMR 0x1c /* Transmit Frame Mode register */ #define SSC_RHR 0x20 /* Receive Holding Register */ #define SSC_THR 0x24 /* Transmit Holding Register */ /* 0x28 Reserved */ /* 0x2c Reserved */ #define SSC_RSHR 0x30 /* Receive Sync Holding Register */ #define SSC_TSHR 0x34 /* Transmit Sync Holding Register */ /* 0x38 Reserved */ /* 0x3c Reserved */ #define SSC_SR 0x40 /* Status Register */ #define SSC_IER 0x44 /* Interrupt Enable Register */ #define SSC_IDR 0x48 /* Interrupt Disable Register */ #define SSC_IMR 0x4c /* Interrupt Mask Register */ /* And PDC registers */ /* SSC_CR */ #define SSC_CR_RXEN (1u << 0) /* RXEN: Receive Enable */ #define SSC_CR_RXDIS (1u << 1) /* RXDIS: Receive Disable */ #define SSC_CR_TXEN (1u << 8) /* TXEN: Transmit Enable */ #define SSC_CR_TXDIS (1u << 9) /* TXDIS: Transmit Disable */ #define SSC_CR_SWRST (1u << 15) /* SWRST: Software Reset */ /* SSC_CMR */ #define SSC_CMR_DIV 0xfffu /* DIV: Clock Divider mask */ /* SSC_RCMR */ #define SSC_RCMR_PERIOD (0xffu << 24) /* PERIOD: Receive Period Divider sel*/ #define SSC_RCMR_STTDLY (0xffu << 16) /* STTDLY: Receive Start Delay */ #define SSC_RCMR_START (0xfu << 8) /* START: Receive Start Sel */ #define SSC_RCMR_START_CONT (0u << 8) #define SSC_RCMR_START_TX_START (1u << 8) #define SSC_RCMR_START_LOW_RF (2u << 8) #define SSC_RCMR_START_HIGH_RF (3u << 8) #define SSC_RCMR_START_FALL_EDGE_RF (4u << 8) #define SSC_RCMR_START_RISE_EDGE_RF (5u << 8) #define SSC_RCMR_START_LEVEL_CHANGE_RF (6u << 8) #define SSC_RCMR_START_ANY_EDGE_RF (7u << 8) #define SSC_RCMR_CKI (1u << 5) /* CKI: Receive Clock Inversion */ #define SSC_RCMR_CKO (7u << 2) /* CKO: Receive Clock Output Mode Sel*/ #define SSC_RCMR_CKO_NONE (0u << 2) #define SSC_RCMR_CKO_CONTINUOUS (1u << 2) #define SSC_RCMR_CKS (3u) /* CKS: Receive Clock Selection */ #define SSC_RCMR_CKS_DIVIDED (0) #define SSC_RCMR_CKS_TK_CLOCK (1) #define SSC_RCMR_CKS_RK (2) /* SSC_RFMR */ #define SSC_RFMR_FSEDGE (1u << 24) /* FSEDGE: Frame Sync Edge Detection */ #define SSC_RFMR_FSOS (7u << 20) /* FSOS: Receive frame Sync Out sel */ #define SSC_RFMR_FSOS_NONE (0u << 20) #define SSC_RFMR_FSOS_NEG_PULSE (1u << 20) #define SSC_RFMR_FSOS_POS_PULSE (2u << 20) #define SSC_RFMR_FSOS_LOW (3u << 20) #define SSC_RFMR_FSOS_HIGH (4u << 20) #define SSC_RFMR_FSOS_TOGGLE (5u << 20) #define SSC_RFMR_FSLEN (0xfu << 16) /* FSLEN: Receive Frame Sync Length */ #define SSC_RFMR_DATNB (0xfu << 8) /* DATNB: Data Number per Frame */ #define SSC_RFMR_MSFBF (1u << 7) /* MSBF: Most Significant Bit First */ #define SSC_RFMR_LOOP (1u << 5) /* LOOP: Loop Mode */ #define SSC_RFMR_DATLEN (0x1fu << 0) /* DATLEN: Data Length */ /* SSC_TCMR */ #define SSC_TCMR_PERIOD (0xffu << 24) /* PERIOD: Receive Period Divider sel*/ #define SSC_TCMR_STTDLY (0xffu << 16) /* STTDLY: Receive Start Delay */ #define SSC_TCMR_START (0xfu << 8) /* START: Receive Start Sel */ #define SSC_TCMR_START_CONT (0u << 8) #define SSC_TCMR_START_RX_START (1u << 8) #define SSC_TCMR_START_LOW_RF (2u << 8) #define SSC_TCMR_START_HIGH_RF (3u << 8) #define SSC_TCMR_START_FALL_EDGE_RF (4u << 8) #define SSC_TCMR_START_RISE_EDGE_RF (5u << 8) #define SSC_TCMR_START_LEVEL_CHANGE_RF (6u << 8) #define SSC_TCMR_START_ANY_EDGE_RF (7u << 8) #define SSC_TCMR_CKI (1u << 5) /* CKI: Receive Clock Inversion */ #define SSC_TCMR_CKO (7u << 2) /* CKO: Receive Clock Output Mode Sel*/ #define SSC_TCMR_CKO_NONE (0u << 2) #define SSC_TCMR_CKO_CONTINUOUS (1u << 2) #define SSC_TCMR_CKS (3u) /* CKS: Receive Clock Selection */ #define SSC_TCMR_CKS_DIVIDED (0) #define SSC_TCMR_CKS_RK_CLOCK (1) #define SSC_TCMR_CKS_TK (2) /* SSC_TFMR */ #define SSC_TFMR_FSEDGE (1u << 24) /* FSEDGE: Frame Sync Edge Detection */ #define SSC_TFMR_FSOS (7u << 20) /* FSOS: Receive frame Sync Out sel */ #define SSC_TFMR_FSOS_NONE (0u << 20) #define SSC_TFMR_FSOS_NEG_PULSE (1u << 20) #define SSC_TFMR_FSOS_POS_PULSE (2u << 20) #define SSC_TFMR_FSOS_LOW (3u << 20) #define SSC_TFMR_FSOS_HIGH (4u << 20) #define SSC_TFMR_FSOS_TOGGLE (5u << 20) #define SSC_TFMR_FSLEN (0xfu << 16) /* FSLEN: Receive Frame Sync Length */ #define SSC_TFMR_DATNB (0xfu << 8) /* DATNB: Data Number per Frame */ #define SSC_TFMR_MSFBF (1u << 7) /* MSBF: Most Significant Bit First */ #define SSC_TFMR_DATDEF (1u << 5) /* DATDEF: Data Default Value */ #define SSC_TFMR_DATLEN (0x1fu << 0) /* DATLEN: Data Length */ /* SSC_SR */ #define SSC_SR_TXRDY (1u << 0) #define SSC_SR_TXEMPTY (1u << 1) #define SSC_SR_ENDTX (1u << 2) #define SSC_SR_TXBUFE (1u << 3) #define SSC_SR_RXRDY (1u << 4) #define SSC_SR_OVRUN (1u << 5) #define SSC_SR_ENDRX (1u << 6) #define SSC_SR_RXBUFF (1u << 7) #define SSC_SR_TXSYN (1u << 10) #define SSC_SR_RSSYN (1u << 11) #define SSC_SR_TXEN (1u << 16) #define SSC_SR_RXEN (1u << 17) #endif /* ARM_AT91_AT91_SSCREG_H */