moving things around and adding examples for mic hat code

2023-04-27 10:34:53 -07:00
parent 91671ef554
commit 77c085ba69
121 changed files with 1273 additions and 0 deletions
@@ -0,0 +1,126 @@
+/*
+ * ac10x.h
+ *
+ * (C) Copyright 2017-2018
+ * Seeed Technology Co., Ltd. <www.seeedstudio.com>
+ *
+ * PeterYang <[email protected]>
+ *
+ * (C) Copyright 2010-2017
+ * Reuuimlla Technology Co., Ltd. <www.reuuimllatech.com>
+ * huangxin <[email protected]>
+ *
+ * some simple description for this code
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ */
+#ifndef __AC10X_H__
+#define __AC10X_H__
+
+#define AC101_I2C_ID		4
+#define _MASTER_AC108		0
+#define _MASTER_AC101		1
+#define _MASTER_MULTI_CODEC	_MASTER_AC101
+
+/* enable headset detecting & headset button pressing */
+#define CONFIG_AC101_SWITCH_DETECT
+
+/* obsolete */
+#define CONFIG_AC10X_TRIG_LOCK	0
+
+
+#ifdef AC101_DEBG
+    #define AC101_DBG(format,args...)  printk("[AC101] %s() L%d " format, __func__, __LINE__, ##args)
+#else
+    #define AC101_DBG(...)
+#endif
+
+
+#include "sound-compatible-4.18.h"
+
+#ifdef CONFIG_AC101_SWITCH_DETECT
+enum headphone_mode_u {
+	HEADPHONE_IDLE,
+	FOUR_HEADPHONE_PLUGIN,
+	THREE_HEADPHONE_PLUGIN,
+};
+#endif
+
+struct ac10x_priv {
+	struct i2c_client *i2c[4];
+	struct regmap* i2cmap[4];
+	int codec_cnt;
+	unsigned sysclk;
+#define _FREQ_24_576K		24576000
+#define _FREQ_22_579K		22579200
+	unsigned mclk;	/* master clock or aif_clock/aclk */
+	int clk_id;
+	unsigned char i2s_mode;
+	unsigned char data_protocol;
+	struct delayed_work dlywork;
+	int tdm_chips_cnt;
+	int sysclk_en;
+
+	/* member for ac101 .begin */
+	struct snd_soc_codec *codec;
+	struct i2c_client *i2c101;
+	struct regmap* regmap101;
+
+	struct mutex dac_mutex;
+	u8 dac_enable;
+	spinlock_t lock;
+	u8 aif1_clken;
+
+	struct work_struct codec_resume;
+	struct gpio_desc* gpiod_spk_amp_gate;
+
+	#ifdef CONFIG_AC101_SWITCH_DETECT
+	struct gpio_desc* gpiod_irq;
+	long irq;
+	volatile int irq_cntr;
+	volatile int pullout_cntr;
+	volatile int state;
+
+	enum headphone_mode_u mode;
+	struct work_struct work_switch;
+	struct work_struct work_clear_irq;
+
+	struct input_dev* inpdev;
+	#endif
+	/* member for ac101 .end */
+};
+
+
+/* AC101 DAI operations */
+int ac101_audio_startup(struct snd_pcm_substream *substream, struct snd_soc_dai *codec_dai);
+void ac101_aif_shutdown(struct snd_pcm_substream *substream, struct snd_soc_dai *codec_dai);
+int ac101_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt);
+int ac101_hw_params(struct snd_pcm_substream *substream,
+	struct snd_pcm_hw_params *params,
+	struct snd_soc_dai *codec_dai);
+int ac101_trigger(struct snd_pcm_substream *substream, int cmd,
+	 	  struct snd_soc_dai *dai);
+int ac101_aif_mute(struct snd_soc_dai *codec_dai, int mute);
+
+/* codec driver specific */
+int ac101_codec_probe(struct snd_soc_codec *codec);
+int ac101_codec_remove(struct snd_soc_codec *codec);
+int ac101_codec_suspend(struct snd_soc_codec *codec);
+int ac101_codec_resume(struct snd_soc_codec *codec);
+int ac101_set_bias_level(struct snd_soc_codec *codec, enum snd_soc_bias_level level);
+
+/* i2c device specific */
+int ac101_probe(struct i2c_client *i2c, const struct i2c_device_id *id);
+void ac101_shutdown(struct i2c_client *i2c);
+int ac101_remove(struct i2c_client *i2c);
+
+/* seeed voice card export */
+int seeed_voice_card_register_set_clock(int stream, int (*set_clock)(int, struct snd_pcm_substream *, int, struct snd_soc_dai *));
+
+int ac10x_fill_regcache(struct device* dev, struct regmap* map);
+
+#endif//__AC10X_H__