diff options
Diffstat (limited to 'sound/soc/codecs/cs35l56.h')
| -rw-r--r-- | sound/soc/codecs/cs35l56.h | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/sound/soc/codecs/cs35l56.h b/sound/soc/codecs/cs35l56.h new file mode 100644 index 000000000000..1f7894662fcb --- /dev/null +++ b/sound/soc/codecs/cs35l56.h @@ -0,0 +1,81 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Driver for Cirrus Logic CS35L56 smart amp + * + * Copyright (C) 2023 Cirrus Logic, Inc. and + * Cirrus Logic International Semiconductor Ltd. + */ + +#ifndef CS35L56_H +#define CS35L56_H + +#include <linux/completion.h> +#include <linux/regulator/consumer.h> +#include <linux/pm_runtime.h> +#include <linux/workqueue.h> +#include <sound/cs35l56.h> +#include "wm_adsp.h" + +#define CS35L56_SDW_GEN_INT_STAT_1 0xc0 +#define CS35L56_SDW_GEN_INT_MASK_1 0xc1 +#define CS35L56_SDW_INT_MASK_CODEC_IRQ BIT(0) + +#define CS35L56_SDW_INVALID_BUS_SCALE 0xf + +#define CS35L56_RX_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE) +#define CS35L56_TX_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE \ + | SNDRV_PCM_FMTBIT_S32_LE) + +#define CS35L56_RATES (SNDRV_PCM_RATE_48000) + +struct sdw_slave; + +struct cs35l56_private { + struct wm_adsp dsp; /* must be first member */ + struct work_struct dsp_work; + struct workqueue_struct *dsp_wq; + struct mutex irq_lock; + struct snd_soc_component *component; + struct device *dev; + struct regmap *regmap; + struct regulator_bulk_data supplies[CS35L56_NUM_BULK_SUPPLIES]; + int irq; + struct sdw_slave *sdw_peripheral; + u8 rev; + struct work_struct sdw_irq_work; + bool secured; + bool sdw_irq_no_unmask; + bool soft_resetting; + bool init_done; + bool sdw_attached; + bool fw_patched; + bool can_hibernate; + struct completion init_completion; + struct gpio_desc *reset_gpio; + + u32 rx_mask; + u32 tx_mask; + u8 asp_slot_width; + u8 asp_slot_count; + bool tdm_mode; + bool sysclk_set; + u8 old_sdw_clock_scale; +}; + +extern const struct dev_pm_ops cs35l56_pm_ops_i2c_spi; + +int cs35l56_runtime_suspend(struct device *dev); +int cs35l56_runtime_resume_common(struct cs35l56_private *cs35l56); +int cs35l56_system_suspend(struct device *dev); +int cs35l56_system_suspend_late(struct device *dev); +int cs35l56_system_suspend_no_irq(struct device *dev); +int cs35l56_system_resume_no_irq(struct device *dev); +int cs35l56_system_resume_early(struct device *dev); +int cs35l56_system_resume(struct device *dev); +irqreturn_t cs35l56_irq(int irq, void *data); +int cs35l56_irq_request(struct cs35l56_private *cs35l56, int irq); +int cs35l56_common_probe(struct cs35l56_private *cs35l56); +int cs35l56_init(struct cs35l56_private *cs35l56); +void cs35l56_remove(struct cs35l56_private *cs35l56); + +#endif /* ifndef CS35L56_H */ |