Unverified Commit 75611770 authored by Nick Li's avatar Nick Li Committed by Mark Brown
Browse files

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



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: default avatarNick Li <nick.li@foursemi.com>
Link: https://patch.msgid.link/75A0F7CC495E9662+20250811104610.8993-5-nick.li@foursemi.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent e0bbbcac

sound/soc/codecs/Kconfig

+13 −0
Original line number Diff line number Diff line
@@ -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'

sound/soc/codecs/Makefile

+2 −0
Original line number Diff line number Diff line
@@ -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

sound/soc/codecs/fs210x.c

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+1583 −0

File added.

Preview size limit exceeded, changes collapsed.

sound/soc/codecs/fs210x.h

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/* 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__ */