1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright (c) 2010 Nuvoton technology corporation.
5 * Wan ZongShun <mcuos.com@gmail.com>
8 #ifndef _NUC900_AUDIO_H
9 #define _NUC900_AUDIO_H
13 /* Audio Control Registers */
15 #define ACTL_RESET 0x04
16 #define ACTL_RDSTB 0x08
17 #define ACTL_RDST_LENGTH 0x0C
18 #define ACTL_RDSTC 0x10
20 #define ACTL_PDSTB 0x18
21 #define ACTL_PDST_LENGTH 0x1C
22 #define ACTL_PDSTC 0x20
24 #define ACTL_IISCON 0x28
25 #define ACTL_ACCON 0x2C
26 #define ACTL_ACOS0 0x30
27 #define ACTL_ACOS1 0x34
28 #define ACTL_ACOS2 0x38
29 #define ACTL_ACIS0 0x3C
30 #define ACTL_ACIS1 0x40
31 #define ACTL_ACIS2 0x44
32 #define ACTL_COUNTER 0x48
34 /* bit definition of REG_ACTL_CON register */
35 #define R_DMA_IRQ 0x1000
36 #define T_DMA_IRQ 0x0800
37 #define IIS_AC_PIN_SEL 0x0100
38 #define FIFO_TH 0x0080
41 #define ACLINK_EN 0x0004
44 /* bit definition of REG_ACTL_RESET register */
45 #define W5691_PLAY 0x20000
46 #define ACTL_RESET_BIT 0x10000
47 #define RECORD_RIGHT_CHNNEL 0x08000
48 #define RECORD_LEFT_CHNNEL 0x04000
49 #define PLAY_RIGHT_CHNNEL 0x02000
50 #define PLAY_LEFT_CHNNEL 0x01000
51 #define DAC_PLAY 0x00800
52 #define ADC_RECORD 0x00400
53 #define M80_PLAY 0x00200
54 #define AC_RECORD 0x00100
55 #define AC_PLAY 0x00080
56 #define IIS_RECORD 0x00040
57 #define IIS_PLAY 0x00020
58 #define DAC_RESET 0x00010
59 #define ADC_RESET 0x00008
60 #define M80_RESET 0x00004
61 #define AC_RESET 0x00002
62 #define IIS_RESET 0x00001
64 /* bit definition of REG_ACTL_ACCON register */
65 #define AC_BCLK_PU_EN 0x20
66 #define AC_R_FINISH 0x10
67 #define AC_W_FINISH 0x08
71 /* bit definition of ACTL_RSR register */
72 #define R_FIFO_EMPTY 0x04
73 #define R_DMA_END_IRQ 0x02
74 #define R_DMA_MIDDLE_IRQ 0x01
76 /* bit definition of ACTL_PSR register */
77 #define P_FIFO_EMPTY 0x04
78 #define P_DMA_END_IRQ 0x02
79 #define P_DMA_MIDDLE_IRQ 0x01
81 /* bit definition of ACTL_ACOS0 register */
82 #define SLOT1_VALID 0x01
83 #define SLOT2_VALID 0x02
84 #define SLOT3_VALID 0x04
85 #define SLOT4_VALID 0x08
86 #define VALID_FRAME 0x10
88 /* bit definition of ACTL_ACOS1 register */
91 #define CODEC_READY 0x10
92 #define RESET_PRSR 0x00
93 #define AUDIO_WRITE(addr, val) __raw_writel(val, addr)
94 #define AUDIO_READ(addr) __raw_readl(addr)
99 unsigned long irq_num;
100 struct resource *res;
106 extern struct nuc900_audio *nuc900_ac97_data;
108 #endif /*end _NUC900_AUDIO_H */