diff options
Diffstat (limited to 'sound/soc/codecs/max98373.h')
| -rw-r--r-- | sound/soc/codecs/max98373.h | 30 |
1 files changed, 27 insertions, 3 deletions
diff --git a/sound/soc/codecs/max98373.h b/sound/soc/codecs/max98373.h index 63dae8be7105..af3b62217497 100644 --- a/sound/soc/codecs/max98373.h +++ b/sound/soc/codecs/max98373.h @@ -1,5 +1,5 @@ -// SPDX-License-Identifier: GPL-2.0 -// Copyright (c) 2017, Maxim Integrated +/* SPDX-License-Identifier: GPL-2.0-only */ +/* Copyright (c) 2017 Maxim Integrated */ #ifndef _MAX98373_H #define _MAX98373_H @@ -195,6 +195,9 @@ #define MAX98373_LIMITER_EN_SHIFT (0) /* MAX98373_R20FE_DEVICE_AUTO_RESTART_CFG */ +#define MAX98373_OVC_AUTORESTART_SHIFT (3) +#define MAX98373_THERM_AUTORESTART_SHIFT (2) +#define MAX98373_CMON_AUTORESTART_SHIFT (1) #define MAX98373_CLOCK_MON_SHIFT (0) /* MAX98373_R20FF_GLOBAL_SHDN */ @@ -203,14 +206,35 @@ /* MAX98373_R2000_SW_RESET */ #define MAX98373_SOFT_RESET (0x1 << 0) +struct max98373_cache { + u32 reg; + u32 val; +}; + struct max98373_priv { struct regmap *regmap; - int reset_gpio; + struct gpio_desc *reset; unsigned int v_slot; unsigned int i_slot; unsigned int spkfb_slot; bool interleave_mode; unsigned int ch_size; bool tdm_mode; + /* cache for reading a valid fake feedback value */ + struct max98373_cache *cache; + int cache_num; + /* variables to support soundwire */ + struct sdw_slave *slave; + bool hw_init; + bool first_hw_init; + int slot; + unsigned int rx_mask; }; + +extern const struct snd_soc_component_driver soc_codec_dev_max98373; +extern const struct snd_soc_component_driver soc_codec_dev_max98373_sdw; + +void max98373_reset(struct max98373_priv *max98373, struct device *dev); +void max98373_slot_config(struct device *dev, + struct max98373_priv *max98373); #endif |