1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * Register definitions for Atmel AC97C 4 * 5 * Copyright (C) 2005-2009 Atmel Corporation 6 */ 7 #ifndef __SOUND_ATMEL_AC97C_H 8 #define __SOUND_ATMEL_AC97C_H 9 10 #define AC97C_MR 0x08 11 #define AC97C_ICA 0x10 12 #define AC97C_OCA 0x14 13 #define AC97C_CARHR 0x20 14 #define AC97C_CATHR 0x24 15 #define AC97C_CASR 0x28 16 #define AC97C_CAMR 0x2c 17 #define AC97C_CORHR 0x40 18 #define AC97C_COTHR 0x44 19 #define AC97C_COSR 0x48 20 #define AC97C_COMR 0x4c 21 #define AC97C_SR 0x50 22 #define AC97C_IER 0x54 23 #define AC97C_IDR 0x58 24 #define AC97C_IMR 0x5c 25 #define AC97C_VERSION 0xfc 26 27 #define AC97C_CATPR PDC_TPR 28 #define AC97C_CATCR PDC_TCR 29 #define AC97C_CATNPR PDC_TNPR 30 #define AC97C_CATNCR PDC_TNCR 31 #define AC97C_CARPR PDC_RPR 32 #define AC97C_CARCR PDC_RCR 33 #define AC97C_CARNPR PDC_RNPR 34 #define AC97C_CARNCR PDC_RNCR 35 #define AC97C_PTCR PDC_PTCR 36 37 #define AC97C_MR_ENA (1 << 0) 38 #define AC97C_MR_WRST (1 << 1) 39 #define AC97C_MR_VRA (1 << 2) 40 41 #define AC97C_CSR_TXRDY (1 << 0) 42 #define AC97C_CSR_TXEMPTY (1 << 1) 43 #define AC97C_CSR_UNRUN (1 << 2) 44 #define AC97C_CSR_RXRDY (1 << 4) 45 #define AC97C_CSR_OVRUN (1 << 5) 46 #define AC97C_CSR_ENDTX (1 << 10) 47 #define AC97C_CSR_ENDRX (1 << 14) 48 49 #define AC97C_CMR_SIZE_20 (0 << 16) 50 #define AC97C_CMR_SIZE_18 (1 << 16) 51 #define AC97C_CMR_SIZE_16 (2 << 16) 52 #define AC97C_CMR_SIZE_10 (3 << 16) 53 #define AC97C_CMR_CEM_LITTLE (1 << 18) 54 #define AC97C_CMR_CEM_BIG (0 << 18) 55 #define AC97C_CMR_CENA (1 << 21) 56 #define AC97C_CMR_DMAEN (1 << 22) 57 58 #define AC97C_SR_CAEVT (1 << 3) 59 #define AC97C_SR_COEVT (1 << 2) 60 #define AC97C_SR_WKUP (1 << 1) 61 #define AC97C_SR_SOF (1 << 0) 62 63 #define AC97C_CH_MASK(slot) \ 64 (0x7 << (3 * (AC97_SLOT_##slot - 3))) 65 #define AC97C_CH_ASSIGN(slot, channel) \ 66 (AC97C_CHANNEL_##channel << (3 * (AC97_SLOT_##slot - 3))) 67 #define AC97C_CHANNEL_NONE 0x0 68 #define AC97C_CHANNEL_A 0x1 69 70 #endif /* __SOUND_ATMEL_AC97C_H */ 71
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