coreboot
coreboot is an Open Source project aimed at replacing the proprietary BIOS found in most computers.
i2s-regs.h
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1 /* SPDX-License-Identifier: GPL-2.0-only */
2 
3 /* Taken from the kernel code */
4 
5 #ifndef SOC_SAMSUNG_COMMON_INCLUDE_SOC_I2S_REGS_H
6 #define SOC_SAMSUNG_COMMON_INCLUDE_SOC_I2S_REGS_H
7 
8 #define I2SCON 0x0
9 #define I2SMOD 0x4
10 #define I2SFIC 0x8
11 #define I2SPSR 0xc
12 #define I2STXD 0x10
13 #define I2SRXD 0x14
14 #define I2SFICS 0x18
15 #define I2STXDS 0x1c
16 #define I2SAHB 0x20
17 #define I2SSTR0 0x24
18 #define I2SSIZE 0x28
19 #define I2STRNCNT 0x2c
20 #define I2SLVL0ADDR 0x30
21 #define I2SLVL1ADDR 0x34
22 #define I2SLVL2ADDR 0x38
23 #define I2SLVL3ADDR 0x3c
24 
25 #define CON_RSTCLR (1 << 31)
26 #define CON_FRXOFSTATUS (1 << 26)
27 #define CON_FRXORINTEN (1 << 25)
28 #define CON_FTXSURSTAT (1 << 24)
29 #define CON_FTXSURINTEN (1 << 23)
30 #define CON_TXSDMA_PAUSE (1 << 20)
31 #define CON_TXSDMA_ACTIVE (1 << 18)
32 
33 #define CON_FTXURSTATUS (1 << 17)
34 #define CON_FTXURINTEN (1 << 16)
35 #define CON_TXFIFO2_EMPTY (1 << 15)
36 #define CON_TXFIFO1_EMPTY (1 << 14)
37 #define CON_TXFIFO2_FULL (1 << 13)
38 #define CON_TXFIFO1_FULL (1 << 12)
39 
40 #define CON_LRINDEX (1 << 11)
41 #define CON_TXFIFO_EMPTY (1 << 10)
42 #define CON_RXFIFO_EMPTY (1 << 9)
43 #define CON_TXFIFO_FULL (1 << 8)
44 #define CON_RXFIFO_FULL (1 << 7)
45 #define CON_TXDMA_PAUSE (1 << 6)
46 #define CON_RXDMA_PAUSE (1 << 5)
47 #define CON_TXCH_PAUSE (1 << 4)
48 #define CON_RXCH_PAUSE (1 << 3)
49 #define CON_TXDMA_ACTIVE (1 << 2)
50 #define CON_RXDMA_ACTIVE (1 << 1)
51 #define CON_ACTIVE (1 << 0)
52 
53 #define MOD_OPCLK_CDCLK_OUT (0 << 30)
54 #define MOD_OPCLK_CDCLK_IN (1 << 30)
55 #define MOD_OPCLK_BCLK_OUT (2 << 30)
56 #define MOD_OPCLK_PCLK (3 << 30)
57 #define MOD_OPCLK_MASK (3 << 30)
58 #define MOD_TXS_IDMA (1 << 28) /* Sec_TXFIFO use I-DMA */
59 
60 #define MOD_BLCS_SHIFT 26
61 #define MOD_BLCS_16BIT (0 << MOD_BLCS_SHIFT)
62 #define MOD_BLCS_8BIT (1 << MOD_BLCS_SHIFT)
63 #define MOD_BLCS_24BIT (2 << MOD_BLCS_SHIFT)
64 #define MOD_BLCS_MASK (3 << MOD_BLCS_SHIFT)
65 
66 #define MOD_BLCP_SHIFT 24
67 #define MOD_BLCP_16BIT (0 << MOD_BLCP_SHIFT)
68 #define MOD_BLCP_8BIT (1 << MOD_BLCP_SHIFT)
69 #define MOD_BLCP_24BIT (2 << MOD_BLCP_SHIFT)
70 #define MOD_BLCP_MASK (3 << MOD_BLCP_SHIFT)
71 
72 #define MOD_C2DD_HHALF (1 << 21) /* Discard Higher-half */
73 #define MOD_C2DD_LHALF (1 << 20) /* Discard Lower-half */
74 #define MOD_C1DD_HHALF (1 << 19)
75 #define MOD_C1DD_LHALF (1 << 18)
76 #define MOD_DC2_EN (1 << 17)
77 #define MOD_DC1_EN (1 << 16)
78 #define MOD_BLC_16BIT (0 << 13)
79 #define MOD_BLC_8BIT (1 << 13)
80 #define MOD_BLC_24BIT (2 << 13)
81 #define MOD_BLC_MASK (3 << 13)
82 
83 #define MOD_IMS_SYSMUX (1 << 10)
84 #define MOD_SLAVE (1 << 11)
85 #define MOD_TXONLY (0 << 8)
86 #define MOD_RXONLY (1 << 8)
87 #define MOD_TXRX (2 << 8)
88 #define MOD_MASK (3 << 8)
89 #define MOD_LR_LLOW (0 << 7)
90 #define MOD_LR_RLOW (1 << 7)
91 #define MOD_SDF_IIS (0 << 5)
92 #define MOD_SDF_MSB (1 << 5)
93 #define MOD_SDF_LSB (2 << 5)
94 #define MOD_SDF_MASK (3 << 5)
95 #define MOD_RCLK_256FS (0 << 3)
96 #define MOD_RCLK_512FS (1 << 3)
97 #define MOD_RCLK_384FS (2 << 3)
98 #define MOD_RCLK_768FS (3 << 3)
99 #define MOD_RCLK_MASK (3 << 3)
100 #define MOD_BCLK_32FS (0 << 1)
101 #define MOD_BCLK_48FS (1 << 1)
102 #define MOD_BCLK_16FS (2 << 1)
103 #define MOD_BCLK_24FS (3 << 1)
104 #define MOD_BCLK_MASK (3 << 1)
105 #define MOD_8BIT (1 << 0)
106 
107 #define MOD_CDCLKCON (1 << 12)
108 
109 #define PSR_PSREN (1 << 15)
110 
111 #define FIC_TXFLUSH (1 << 15)
112 #define FIC_RXFLUSH (1 << 7)
113 
114 #define AHB_INTENLVL0 (1 << 24)
115 #define AHB_LVL0INT (1 << 20)
116 #define AHB_CLRLVL0INT (1 << 16)
117 #define AHB_DMARLD (1 << 5)
118 #define AHB_INTMASK (1 << 3)
119 #define AHB_DMAEN (1 << 0)
120 #define AHB_LVLINTMASK (0xf << 20)
121 
122 #define I2SSIZE_TRNMSK (0xffff)
123 #define I2SSIZE_SHIFT (16)
124 
125 #endif /* SOC_SAMSUNG_COMMON_INCLUDE_SOC_I2S_REGS_H */