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-rw-r--r--sound/soc/codecs/cs35l56.h70
1 files changed, 70 insertions, 0 deletions
diff --git a/sound/soc/codecs/cs35l56.h b/sound/soc/codecs/cs35l56.h
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index 0000000000..8159c3e217
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+++ b/sound/soc/codecs/cs35l56.h
@@ -0,0 +1,70 @@
+/* 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 cs35l56_base base;
+ struct work_struct dsp_work;
+ struct workqueue_struct *dsp_wq;
+ struct snd_soc_component *component;
+ struct regulator_bulk_data supplies[CS35L56_NUM_BULK_SUPPLIES];
+ struct sdw_slave *sdw_peripheral;
+ struct work_struct sdw_irq_work;
+ bool sdw_irq_no_unmask;
+ bool soft_resetting;
+ bool sdw_attached;
+ struct completion init_completion;
+
+ 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_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_base *cs35l56_base, 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 */