xref: /OK3568_Linux_fs/kernel/sound/atmel/ac97c.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Register definitions for Atmel AC97C
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Copyright (C) 2005-2009 Atmel Corporation
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun #ifndef __SOUND_ATMEL_AC97C_H
8*4882a593Smuzhiyun #define __SOUND_ATMEL_AC97C_H
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #define AC97C_MR		0x08
11*4882a593Smuzhiyun #define AC97C_ICA		0x10
12*4882a593Smuzhiyun #define AC97C_OCA		0x14
13*4882a593Smuzhiyun #define AC97C_CARHR		0x20
14*4882a593Smuzhiyun #define AC97C_CATHR		0x24
15*4882a593Smuzhiyun #define AC97C_CASR		0x28
16*4882a593Smuzhiyun #define AC97C_CAMR		0x2c
17*4882a593Smuzhiyun #define AC97C_CORHR		0x40
18*4882a593Smuzhiyun #define AC97C_COTHR		0x44
19*4882a593Smuzhiyun #define AC97C_COSR		0x48
20*4882a593Smuzhiyun #define AC97C_COMR		0x4c
21*4882a593Smuzhiyun #define AC97C_SR		0x50
22*4882a593Smuzhiyun #define AC97C_IER		0x54
23*4882a593Smuzhiyun #define AC97C_IDR		0x58
24*4882a593Smuzhiyun #define AC97C_IMR		0x5c
25*4882a593Smuzhiyun #define AC97C_VERSION		0xfc
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun #define AC97C_CATPR		PDC_TPR
28*4882a593Smuzhiyun #define AC97C_CATCR		PDC_TCR
29*4882a593Smuzhiyun #define AC97C_CATNPR		PDC_TNPR
30*4882a593Smuzhiyun #define AC97C_CATNCR		PDC_TNCR
31*4882a593Smuzhiyun #define AC97C_CARPR		PDC_RPR
32*4882a593Smuzhiyun #define AC97C_CARCR		PDC_RCR
33*4882a593Smuzhiyun #define AC97C_CARNPR		PDC_RNPR
34*4882a593Smuzhiyun #define AC97C_CARNCR		PDC_RNCR
35*4882a593Smuzhiyun #define AC97C_PTCR		PDC_PTCR
36*4882a593Smuzhiyun 
37*4882a593Smuzhiyun #define AC97C_MR_ENA		(1 << 0)
38*4882a593Smuzhiyun #define AC97C_MR_WRST		(1 << 1)
39*4882a593Smuzhiyun #define AC97C_MR_VRA		(1 << 2)
40*4882a593Smuzhiyun 
41*4882a593Smuzhiyun #define AC97C_CSR_TXRDY		(1 << 0)
42*4882a593Smuzhiyun #define AC97C_CSR_TXEMPTY	(1 << 1)
43*4882a593Smuzhiyun #define AC97C_CSR_UNRUN		(1 << 2)
44*4882a593Smuzhiyun #define AC97C_CSR_RXRDY		(1 << 4)
45*4882a593Smuzhiyun #define AC97C_CSR_OVRUN		(1 << 5)
46*4882a593Smuzhiyun #define AC97C_CSR_ENDTX		(1 << 10)
47*4882a593Smuzhiyun #define AC97C_CSR_ENDRX		(1 << 14)
48*4882a593Smuzhiyun 
49*4882a593Smuzhiyun #define AC97C_CMR_SIZE_20	(0 << 16)
50*4882a593Smuzhiyun #define AC97C_CMR_SIZE_18	(1 << 16)
51*4882a593Smuzhiyun #define AC97C_CMR_SIZE_16	(2 << 16)
52*4882a593Smuzhiyun #define AC97C_CMR_SIZE_10	(3 << 16)
53*4882a593Smuzhiyun #define AC97C_CMR_CEM_LITTLE	(1 << 18)
54*4882a593Smuzhiyun #define AC97C_CMR_CEM_BIG	(0 << 18)
55*4882a593Smuzhiyun #define AC97C_CMR_CENA		(1 << 21)
56*4882a593Smuzhiyun #define AC97C_CMR_DMAEN		(1 << 22)
57*4882a593Smuzhiyun 
58*4882a593Smuzhiyun #define AC97C_SR_CAEVT		(1 << 3)
59*4882a593Smuzhiyun #define AC97C_SR_COEVT		(1 << 2)
60*4882a593Smuzhiyun #define AC97C_SR_WKUP		(1 << 1)
61*4882a593Smuzhiyun #define AC97C_SR_SOF		(1 << 0)
62*4882a593Smuzhiyun 
63*4882a593Smuzhiyun #define AC97C_CH_MASK(slot)						\
64*4882a593Smuzhiyun 	(0x7 << (3 * (AC97_SLOT_##slot - 3)))
65*4882a593Smuzhiyun #define AC97C_CH_ASSIGN(slot, channel)					\
66*4882a593Smuzhiyun 	(AC97C_CHANNEL_##channel << (3 * (AC97_SLOT_##slot - 3)))
67*4882a593Smuzhiyun #define AC97C_CHANNEL_NONE	0x0
68*4882a593Smuzhiyun #define AC97C_CHANNEL_A		0x1
69*4882a593Smuzhiyun 
70*4882a593Smuzhiyun #endif /* __SOUND_ATMEL_AC97C_H */
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