1/* 2 * Register definitions for Atmel AC97C 3 * 4 * Copyright (C) 2005-2009 Atmel Corporation 5 * 6 * This program is free software; you can redistribute it and/or modify it 7 * under the terms of the GNU General Public License version 2 as published 8 * by the Free Software Foundation. 9 */ 10#ifndef __SOUND_ATMEL_AC97C_H 11#define __SOUND_ATMEL_AC97C_H 12 13#define AC97C_MR 0x08 14#define AC97C_ICA 0x10 15#define AC97C_OCA 0x14 16#define AC97C_CARHR 0x20 17#define AC97C_CATHR 0x24 18#define AC97C_CASR 0x28 19#define AC97C_CAMR 0x2c 20#define AC97C_CORHR 0x40 21#define AC97C_COTHR 0x44 22#define AC97C_COSR 0x48 23#define AC97C_COMR 0x4c 24#define AC97C_SR 0x50 25#define AC97C_IER 0x54 26#define AC97C_IDR 0x58 27#define AC97C_IMR 0x5c 28#define AC97C_VERSION 0xfc 29 30#define AC97C_CATPR PDC_TPR 31#define AC97C_CATCR PDC_TCR 32#define AC97C_CATNPR PDC_TNPR 33#define AC97C_CATNCR PDC_TNCR 34#define AC97C_CARPR PDC_RPR 35#define AC97C_CARCR PDC_RCR 36#define AC97C_CARNPR PDC_RNPR 37#define AC97C_CARNCR PDC_RNCR 38#define AC97C_PTCR PDC_PTCR 39 40#define AC97C_MR_ENA (1 << 0) 41#define AC97C_MR_WRST (1 << 1) 42#define AC97C_MR_VRA (1 << 2) 43 44#define AC97C_CSR_TXRDY (1 << 0) 45#define AC97C_CSR_TXEMPTY (1 << 1) 46#define AC97C_CSR_UNRUN (1 << 2) 47#define AC97C_CSR_RXRDY (1 << 4) 48#define AC97C_CSR_OVRUN (1 << 5) 49#define AC97C_CSR_ENDTX (1 << 10) 50#define AC97C_CSR_ENDRX (1 << 14) 51 52#define AC97C_CMR_SIZE_20 (0 << 16) 53#define AC97C_CMR_SIZE_18 (1 << 16) 54#define AC97C_CMR_SIZE_16 (2 << 16) 55#define AC97C_CMR_SIZE_10 (3 << 16) 56#define AC97C_CMR_CEM_LITTLE (1 << 18) 57#define AC97C_CMR_CEM_BIG (0 << 18) 58#define AC97C_CMR_CENA (1 << 21) 59#define AC97C_CMR_DMAEN (1 << 22) 60 61#define AC97C_SR_CAEVT (1 << 3) 62#define AC97C_SR_COEVT (1 << 2) 63#define AC97C_SR_WKUP (1 << 1) 64#define AC97C_SR_SOF (1 << 0) 65 66#define AC97C_CH_MASK(slot) \ 67 (0x7 << (3 * (AC97_SLOT_##slot - 3))) 68#define AC97C_CH_ASSIGN(slot, channel) \ 69 (AC97C_CHANNEL_##channel << (3 * (AC97_SLOT_##slot - 3))) 70#define AC97C_CHANNEL_NONE 0x0 71#define AC97C_CHANNEL_A 0x1 72 73#endif /* __SOUND_ATMEL_AC97C_H */ 74