sound/soc/hisilicon/hi6210-i2s.h

Source file repositories/reference/linux-study-clean/sound/soc/hisilicon/hi6210-i2s.h

File Facts

System
Linux kernel
Corpus path
sound/soc/hisilicon/hi6210-i2s.h
Extension
.h
Size
10385 bytes
Lines
266
Domain
Driver Families
Bucket
sound/soc
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

#ifndef _HI6210_I2S_H
#define _HI6210_I2S_H

#define HII2S_SW_RST_N				0

#define HII2S_SW_RST_N__STEREO_UPLINK_WORDLEN_SHIFT			28
#define HII2S_SW_RST_N__STEREO_UPLINK_WORDLEN_MASK			3
#define HII2S_SW_RST_N__THIRDMD_UPLINK_WORDLEN_SHIFT			26
#define HII2S_SW_RST_N__THIRDMD_UPLINK_WORDLEN_MASK			3
#define HII2S_SW_RST_N__VOICE_UPLINK_WORDLEN_SHIFT			24
#define HII2S_SW_RST_N__VOICE_UPLINK_WORDLEN_MASK			3
#define HII2S_SW_RST_N__ST_DL_WORDLEN_SHIFT				20
#define HII2S_SW_RST_N__ST_DL_WORDLEN_MASK				3
#define HII2S_SW_RST_N__THIRDMD_DLINK_WORDLEN_SHIFT			18
#define HII2S_SW_RST_N__THIRDMD_DLINK_WORDLEN_MASK			3
#define HII2S_SW_RST_N__VOICE_DLINK_WORDLEN_SHIFT			16
#define HII2S_SW_RST_N__VOICE_DLINK_WORDLEN_MASK			3

#define HII2S_SW_RST_N__SW_RST_N					BIT(0)

enum hi6210_bits {
	HII2S_BITS_16,
	HII2S_BITS_18,
	HII2S_BITS_20,
	HII2S_BITS_24,
};


#define HII2S_IF_CLK_EN_CFG			4

#define HII2S_IF_CLK_EN_CFG__THIRDMD_UPLINK_EN				BIT(25)
#define HII2S_IF_CLK_EN_CFG__THIRDMD_DLINK_EN				BIT(24)
#define HII2S_IF_CLK_EN_CFG__S3_IF_CLK_EN				BIT(20)
#define HII2S_IF_CLK_EN_CFG__S2_IF_CLK_EN				BIT(16)
#define HII2S_IF_CLK_EN_CFG__S2_OL_MIXER_EN				BIT(15)
#define HII2S_IF_CLK_EN_CFG__S2_OL_SRC_EN				BIT(14)
#define HII2S_IF_CLK_EN_CFG__S2_IR_PGA_EN				BIT(13)
#define HII2S_IF_CLK_EN_CFG__S2_IL_PGA_EN				BIT(12)
#define HII2S_IF_CLK_EN_CFG__S1_IR_PGA_EN				BIT(10)
#define HII2S_IF_CLK_EN_CFG__S1_IL_PGA_EN				BIT(9)
#define HII2S_IF_CLK_EN_CFG__S1_IF_CLK_EN				BIT(8)
#define HII2S_IF_CLK_EN_CFG__VOICE_DLINK_SRC_EN				BIT(7)
#define HII2S_IF_CLK_EN_CFG__VOICE_DLINK_EN				BIT(6)
#define HII2S_IF_CLK_EN_CFG__ST_DL_R_EN					BIT(5)
#define HII2S_IF_CLK_EN_CFG__ST_DL_L_EN					BIT(4)
#define HII2S_IF_CLK_EN_CFG__VOICE_UPLINK_R_EN				BIT(3)
#define HII2S_IF_CLK_EN_CFG__VOICE_UPLINK_L_EN				BIT(2)
#define HII2S_IF_CLK_EN_CFG__STEREO_UPLINK_R_EN				BIT(1)
#define HII2S_IF_CLK_EN_CFG__STEREO_UPLINK_L_EN				BIT(0)

#define HII2S_DIG_FILTER_CLK_EN_CFG		8
#define HII2S_DIG_FILTER_CLK_EN_CFG__DACR_SDM_EN			BIT(30)
#define HII2S_DIG_FILTER_CLK_EN_CFG__DACR_HBF2I_EN			BIT(28)
#define HII2S_DIG_FILTER_CLK_EN_CFG__DACR_MIXER_EN			BIT(25)
#define HII2S_DIG_FILTER_CLK_EN_CFG__DACR_AGC_EN			BIT(24)
#define HII2S_DIG_FILTER_CLK_EN_CFG__DACL_SDM_EN			BIT(22)
#define HII2S_DIG_FILTER_CLK_EN_CFG__DACL_HBF2I_EN			BIT(20)
#define HII2S_DIG_FILTER_CLK_EN_CFG__DACL_MIXER_EN			BIT(17)
#define HII2S_DIG_FILTER_CLK_EN_CFG__DACL_AGC_EN			BIT(16)

#define HII2S_FS_CFG				0xc

#define HII2S_FS_CFG__FS_S2_SHIFT					28
#define HII2S_FS_CFG__FS_S2_MASK					7
#define HII2S_FS_CFG__FS_S1_SHIFT					24
#define HII2S_FS_CFG__FS_S1_MASK					7
#define HII2S_FS_CFG__FS_ADCLR_SHIFT					20
#define HII2S_FS_CFG__FS_ADCLR_MASK					7
#define HII2S_FS_CFG__FS_DACLR_SHIFT					16
#define HII2S_FS_CFG__FS_DACLR_MASK					7
#define HII2S_FS_CFG__FS_ST_DL_R_SHIFT					8
#define HII2S_FS_CFG__FS_ST_DL_R_MASK					7
#define HII2S_FS_CFG__FS_ST_DL_L_SHIFT					4
#define HII2S_FS_CFG__FS_ST_DL_L_MASK					7
#define HII2S_FS_CFG__FS_VOICE_DLINK_SHIFT				0
#define HII2S_FS_CFG__FS_VOICE_DLINK_MASK				7

enum hi6210_i2s_rates {
	HII2S_FS_RATE_8KHZ = 0,
	HII2S_FS_RATE_16KHZ = 1,
	HII2S_FS_RATE_32KHZ = 2,
	HII2S_FS_RATE_48KHZ = 4,
	HII2S_FS_RATE_96KHZ = 5,
	HII2S_FS_RATE_192KHZ = 6,
};

#define HII2S_I2S_CFG				0x10

#define HII2S_I2S_CFG__S2_IF_TX_EN					BIT(31)
#define HII2S_I2S_CFG__S2_IF_RX_EN					BIT(30)

Annotation

Implementation Notes