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ASoC: codecs: Add FourSemi FS2104/5S audio amplifier driver

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The FS2104/5S are FourSemi digital audio amplifiers
with I2C control. They are Inductor-Less, Stereo, Closed-Loop,
Digital Input Class-D Power Amplifiers with Enhanced Signal Processing.

Signed-off-by: Nick Li <nick.li@foursemi.com>
Link: https://patch.msgid.link/75A0F7CC495E9662+20250811104610.8993-5-nick.li@foursemi.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Nick Li
2025-08-11 18:46:09 +08:00
committed by Mark Brown
parent e0bbbcaceb
commit 7561177017
4 changed files with 1673 additions and 0 deletions
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13
sound/soc/codecs/Kconfig
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@@ -125,6 +125,7 @@ config SND_SOC_ALL_CODECS
imply SND_SOC_ES7134
imply SND_SOC_ES7241
imply SND_SOC_FRAMER
imply SND_SOC_FS210X
imply SND_SOC_GTM601
imply SND_SOC_HDAC_HDMI
imply SND_SOC_HDAC_HDA
@@ -1236,6 +1237,18 @@ config SND_SOC_FS_AMP_LIB
select CRC16
tristate
config SND_SOC_FS210X
tristate 'FourSemi FS2104/5S digital audio amplifier'
depends on I2C
select GPIOLIB
select REGMAP_I2C
select SND_SOC_FS_AMP_LIB
help
Enable support for FourSemi FS2104/5S digital audio amplifier.
The FS2104/5S are Inductor-Less, Stereo, Closed-Loop,
Digital Input Class-D Power Amplifiers with Enhanced Signal Processing.
The amplifiers support I2C and I2S/TDM.
config SND_SOC_GTM601
tristate 'GTM601 UMTS modem audio codec'

2
sound/soc/codecs/Makefile
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@@ -138,6 +138,7 @@ snd-soc-es8375-y := es8375.o
snd-soc-es8389-y := es8389.o
snd-soc-framer-y := framer-codec.o
snd-soc-fs-amp-lib-y := fs-amp-lib.o
snd-soc-fs210x-y := fs210x.o
snd-soc-gtm601-y := gtm601.o
snd-soc-hdac-hdmi-y := hdac_hdmi.o
snd-soc-hdac-hda-y := hdac_hda.o
@@ -564,6 +565,7 @@ obj-$(CONFIG_SND_SOC_ES8375) += snd-soc-es8375.o
obj-$(CONFIG_SND_SOC_ES8389) += snd-soc-es8389.o
obj-$(CONFIG_SND_SOC_FRAMER) += snd-soc-framer.o
obj-$(CONFIG_SND_SOC_FS_AMP_LIB)+= snd-soc-fs-amp-lib.o
obj-$(CONFIG_SND_SOC_FS210X) += snd-soc-fs210x.o
obj-$(CONFIG_SND_SOC_GTM601) += snd-soc-gtm601.o
obj-$(CONFIG_SND_SOC_HDAC_HDMI) += snd-soc-hdac-hdmi.o
obj-$(CONFIG_SND_SOC_HDAC_HDA) += snd-soc-hdac-hda.o

1583
sound/soc/codecs/fs210x.c Normal file
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File diff suppressed because it is too large Load Diff

75
sound/soc/codecs/fs210x.h Normal file
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@@ -0,0 +1,75 @@
/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* fs210x.h -- Driver for the FS2104/5S Audio Amplifier
*
* Copyright (C) 2016-2025 Shanghai FourSemi Semiconductor Co.,Ltd.
*/
#ifndef __FS210X_H__
#define __FS210X_H__
#define FS210X_00H_STATUS 0x00
#define FS210X_03H_DEVID 0x03
#define FS210X_05H_ANASTAT 0x05
#define FS210X_06H_DIGSTAT 0x06
#define FS210X_0BH_ACCKEY 0x0B
#define FS210X_0FH_I2CADDR 0x0F
#define FS210X_10H_PWRCTRL 0x10
#define FS210X_11H_SYSCTRL 0x11
#define FS210X_17H_I2SCTRL 0x17
#define FS210X_30H_DACCTRL 0x30
#define FS210X_39H_LVOLCTRL 0x39
#define FS210X_3AH_RVOLCTRL 0x3A
#define FS210X_42H_DACEQWL 0x42
#define FS210X_46H_DACEQA 0x46
#define FS210X_A1H_PLLCTRL1 0xA1
#define FS210X_A2H_PLLCTRL2 0xA2
#define FS210X_A3H_PLLCTRL3 0xA3
#define FS210X_ABH_INTSTAT 0xAB
#define FS210X_ACH_INTSTATR 0xAC
#define FS210X_05H_PVDD_SHIFT 14
#define FS210X_05H_PVDD_MASK BIT(14)
#define FS210X_05H_OCDL_SHIFT 13
#define FS210X_05H_OCDL_MASK BIT(13)
#define FS210X_05H_UVDL_SHIFT 12
#define FS210X_05H_UVDL_MASK BIT(12)
#define FS210X_05H_OVDL_SHIFT 11
#define FS210X_05H_OVDL_MASK BIT(11)
#define FS210X_05H_OTPDL_SHIFT 10
#define FS210X_05H_OTPDL_MASK BIT(10)
#define FS210X_05H_OCRDL_SHIFT 9
#define FS210X_05H_OCRDL_MASK BIT(9)
#define FS210X_05H_OCLDL_SHIFT 8
#define FS210X_05H_OCLDL_MASK BIT(8)
#define FS210X_05H_DCRDL_SHIFT 7
#define FS210X_05H_DCRDL_MASK BIT(7)
#define FS210X_05H_DCLDL_SHIFT 6
#define FS210X_05H_DCLDL_MASK BIT(6)
#define FS210X_05H_SRDL_SHIFT 5
#define FS210X_05H_SRDL_MASK BIT(5)
#define FS210X_05H_OTWDL_SHIFT 4
#define FS210X_05H_OTWDL_MASK BIT(4)
#define FS210X_05H_AMPS_SHIFT 3
#define FS210X_05H_AMPS_MASK BIT(3)
#define FS210X_05H_PLLS_SHIFT 1
#define FS210X_05H_PLLS_MASK BIT(1)
#define FS210X_05H_ANAS_SHIFT 0
#define FS210X_05H_ANAS_MASK BIT(0)
#define FS210X_17H_I2SSR_SHIFT 12
#define FS210X_17H_I2SSR_MASK GENMASK(15, 12)
#define FS210X_30H_RMUTE_SHIFT 8
#define FS210X_30H_LMUTE_SHIFT 4
#define FS210X_0BH_ACCKEY_ON 0x0091
#define FS210X_0BH_ACCKEY_OFF 0x0000
#define FS210X_10H_I2C_RESET 0x0002
#define FS210X_11H_DPS_HIZ 0x0100
#define FS210X_11H_DPS_PWDN 0x0000
#define FS210X_11H_DPS_PLAY 0x0300
#define FS210X_46H_CAM_BURST_L 0x8000
#define FS210X_46H_CAM_BURST_R 0x8200
#define FS2105S_46H_CAM_BURST_W 0x8400
#define FS210X_46H_CAM_CLEAR 0x0000
#endif /* __FS210X_H__ */