xref: /OK3568_Linux_fs/kernel/sound/soc/hisilicon/hi3660-i2s.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0+
2*4882a593Smuzhiyun  *
3*4882a593Smuzhiyun  * linux/sound/soc/hisilicon/hi3660-i2s.c
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * I2S IP driver for hi3660.
6*4882a593Smuzhiyun  *
7*4882a593Smuzhiyun  * Copyright (c) 2001-2021, Huawei Tech. Co., Ltd.
8*4882a593Smuzhiyun  *
9*4882a593Smuzhiyun  */
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun #ifndef _HI3660_I2S_H
12*4882a593Smuzhiyun #define _HI3660_I2S_H
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun enum hisi_bits {
15*4882a593Smuzhiyun 	HII2S_BITS_16,
16*4882a593Smuzhiyun 	HII2S_BITS_18,
17*4882a593Smuzhiyun 	HII2S_BITS_20,
18*4882a593Smuzhiyun 	HII2S_BITS_24,
19*4882a593Smuzhiyun };
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun enum hisi_i2s_rates {
22*4882a593Smuzhiyun 	HII2S_FS_RATE_8KHZ = 0,
23*4882a593Smuzhiyun 	HII2S_FS_RATE_16KHZ = 1,
24*4882a593Smuzhiyun 	HII2S_FS_RATE_32KHZ = 2,
25*4882a593Smuzhiyun 	HII2S_FS_RATE_48KHZ = 4,
26*4882a593Smuzhiyun 	HII2S_FS_RATE_96KHZ = 5,
27*4882a593Smuzhiyun 	HII2S_FS_RATE_192KHZ = 6,
28*4882a593Smuzhiyun };
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun #define HI_ASP_CFG_R_RST_CTRLEN_REG		0x0
31*4882a593Smuzhiyun #define HI_ASP_CFG_R_RST_CTRLDIS_REG		0x4
32*4882a593Smuzhiyun #define HI_ASP_CFG_R_GATE_EN_REG		0xC
33*4882a593Smuzhiyun #define HI_ASP_CFG_R_GATE_DIS_REG		0x10
34*4882a593Smuzhiyun #define HI_ASP_CFG_R_GATE_CLKEN_REG		0x14
35*4882a593Smuzhiyun #define HI_ASP_CFG_R_GATE_CLKSTAT_REG		0x18
36*4882a593Smuzhiyun #define HI_ASP_CFG_R_GATE_CLKDIV_EN_REG		0x1C
37*4882a593Smuzhiyun #define HI_ASP_CFG_R_CLK1_DIV_REG		0x20
38*4882a593Smuzhiyun #define HI_ASP_CFG_R_CLK2_DIV_REG		0x24
39*4882a593Smuzhiyun #define HI_ASP_CFG_R_CLK3_DIV_REG		0x28
40*4882a593Smuzhiyun #define HI_ASP_CFG_R_CLK4_DIV_REG		0x2C
41*4882a593Smuzhiyun #define HI_ASP_CFG_R_CLK5_DIV_REG		0x30
42*4882a593Smuzhiyun #define HI_ASP_CFG_R_CLK6_DIV_REG		0x34
43*4882a593Smuzhiyun #define HI_ASP_CFG_R_CLK_SEL_REG		0x38
44*4882a593Smuzhiyun #define HI_ASP_CFG_R_SEC_REG			0x100
45*4882a593Smuzhiyun 
46*4882a593Smuzhiyun 
47*4882a593Smuzhiyun #define HI_ASP_SIO_VERSION_REG			(0x3C)
48*4882a593Smuzhiyun #define HI_ASP_SIO_MODE_REG			(0x40)
49*4882a593Smuzhiyun #define HI_ASP_SIO_INTSTATUS_REG		(0x44)
50*4882a593Smuzhiyun #define HI_ASP_SIO_INTCLR_REG			(0x48)
51*4882a593Smuzhiyun #define HI_ASP_SIO_I2S_LEFT_XD_REG		(0x4C)
52*4882a593Smuzhiyun #define HI_ASP_SIO_I2S_RIGHT_XD_REG		(0x50)
53*4882a593Smuzhiyun #define HI_ASP_SIO_I2S_LEFT_RD_REG		(0x54)
54*4882a593Smuzhiyun #define HI_ASP_SIO_I2S_RIGHT_RD_REG		(0x58)
55*4882a593Smuzhiyun #define HI_ASP_SIO_CT_SET_REG			(0x5C)
56*4882a593Smuzhiyun #define HI_ASP_SIO_CT_CLR_REG			(0x60)
57*4882a593Smuzhiyun #define HI_ASP_SIO_RX_STA_REG			(0x68)
58*4882a593Smuzhiyun #define HI_ASP_SIO_TX_STA_REG			(0x6C)
59*4882a593Smuzhiyun #define HI_ASP_SIO_DATA_WIDTH_SET_REG		(0x78)
60*4882a593Smuzhiyun #define HI_ASP_SIO_I2S_START_POS_REG		(0x7C)
61*4882a593Smuzhiyun #define HI_ASP_SIO_I2S_POS_FLAG_REG		(0x80)
62*4882a593Smuzhiyun #define HI_ASP_SIO_SIGNED_EXT_REG		(0x84)
63*4882a593Smuzhiyun #define HI_ASP_SIO_I2S_POS_MERGE_EN_REG		(0x88)
64*4882a593Smuzhiyun #define HI_ASP_SIO_INTMASK_REG			(0x8C)
65*4882a593Smuzhiyun #define HI_ASP_SIO_I2S_DUAL_RX_CHN_REG		(0xA0)
66*4882a593Smuzhiyun #define HI_ASP_SIO_I2S_DUAL_TX_CHN_REG		(0xC0)
67*4882a593Smuzhiyun 
68*4882a593Smuzhiyun 
69*4882a593Smuzhiyun #define HI_ASP_CFG_R_CLK_SEL_EN			BIT(2)
70*4882a593Smuzhiyun #define HI_ASP_CFG_R_CLK_SEL			0x140010
71*4882a593Smuzhiyun #define HI_ASP_CFG_R_CLK1_DIV_SEL		0xbcdc9a
72*4882a593Smuzhiyun #define HI_ASP_CFG_R_CLK4_DIV_SEL		0x00ff000f
73*4882a593Smuzhiyun #define HI_ASP_CFG_R_CLK6_DIV_SEL		0x00ff003f
74*4882a593Smuzhiyun #define HI_ASP_CFG_SIO_MODE			0
75*4882a593Smuzhiyun #define HI_ASP_SIO_MODE_SEL_EN			BIT(0)
76*4882a593Smuzhiyun #define HI_ASP_MASK				0xffffffff
77*4882a593Smuzhiyun 
78*4882a593Smuzhiyun #define HI_ASP_SIO_RX_ENABLE			BIT(13)
79*4882a593Smuzhiyun #define HI_ASP_SIO_TX_ENABLE			BIT(12)
80*4882a593Smuzhiyun #define HI_ASP_SIO_RX_FIFO_DISABLE		BIT(11)
81*4882a593Smuzhiyun #define HI_ASP_SIO_TX_FIFO_DISABLE		BIT(10)
82*4882a593Smuzhiyun #define HI_ASP_SIO_RX_DATA_MERGE		BIT(9)
83*4882a593Smuzhiyun #define HI_ASP_SIO_TX_DATA_MERGE		BIT(8)
84*4882a593Smuzhiyun #define HI_ASP_SIO_RX_FIFO_THRESHOLD		(0x5 << 4)
85*4882a593Smuzhiyun #define HI_ASP_SIO_TX_FIFO_THRESHOLD		(0xB << 0)
86*4882a593Smuzhiyun #define HI_ASP_SIO_RX_FIFO_THRESHOLD_CLR	(0xF << 4)
87*4882a593Smuzhiyun #define HI_ASP_SIO_TX_FIFO_THRESHOLD_CLR	(0xF << 0)
88*4882a593Smuzhiyun #define HI_ASP_SIO_BURST			(0x4)
89*4882a593Smuzhiyun 
90*4882a593Smuzhiyun 
91*4882a593Smuzhiyun enum hisi_i2s_formats {
92*4882a593Smuzhiyun 	HII2S_FORMAT_I2S,
93*4882a593Smuzhiyun 	HII2S_FORMAT_PCM_STD,
94*4882a593Smuzhiyun 	HII2S_FORMAT_PCM_USER,
95*4882a593Smuzhiyun 	HII2S_FORMAT_LEFT_JUST,
96*4882a593Smuzhiyun 	HII2S_FORMAT_RIGHT_JUST,
97*4882a593Smuzhiyun };
98*4882a593Smuzhiyun 
99*4882a593Smuzhiyun #endif/* _HI3660_I2S_H */
100