xref: /linux/sound/soc/meson/aiu.h (revision b82b734c0e9a75e1b956214ac523a8eb590f51f3)

/* SPDX-License-Identifier: (GPL-2.0 OR MIT) */
/*
 * Copyright (c) 2018 BayLibre, SAS.
 * Author: Jerome Brunet <jbrunet@baylibre.com>
 */

#ifndef _MESON_AIU_H
#define _MESON_AIU_H

struct clk;
struct clk_bulk_data;
struct device;
struct of_phandle_args;
struct snd_soc_component_driver;
struct snd_soc_dai;
struct snd_soc_dai_driver;
struct snd_soc_dai_ops;

enum aiu_clk_ids {
	PCLK = 0,
	AOCLK,
	MCLK,
	MIXER
};

struct aiu_interface {
	struct clk_bulk_data *clks;
	unsigned int clk_num;
	unsigned int irq;
};

struct aiu {
	struct clk *pclk;
	struct clk *spdif_mclk;
	struct aiu_interface i2s;
	struct aiu_interface spdif;
};

#define AIU_FORMATS (SNDRV_PCM_FMTBIT_S16_LE |	\
		     SNDRV_PCM_FMTBIT_S20_LE |	\
		     SNDRV_PCM_FMTBIT_S24_LE)

int aiu_of_xlate_dai_name(struct snd_soc_component *component,
			  struct of_phandle_args *args,
			  const char **dai_name,
			  unsigned int component_id);

int aiu_add_component(struct device *dev,
		      const struct snd_soc_component_driver *component_driver,
		      struct snd_soc_dai_driver *dai_drv,
		      int num_dai,
		      const char *debugfs_prefix);

int aiu_hdmi_ctrl_register_component(struct device *dev);

int aiu_fifo_i2s_dai_probe(struct snd_soc_dai *dai);
int aiu_fifo_spdif_dai_probe(struct snd_soc_dai *dai);

extern const struct snd_soc_dai_ops aiu_fifo_i2s_dai_ops;
extern const struct snd_soc_dai_ops aiu_fifo_spdif_dai_ops;
extern const struct snd_soc_dai_ops aiu_encoder_i2s_dai_ops;
extern const struct snd_soc_dai_ops aiu_encoder_spdif_dai_ops;

#define AIU_IEC958_BPF			0x000
#define AIU_958_MISC			0x010
#define AIU_IEC958_DCU_FF_CTRL		0x01c
#define AIU_958_CHSTAT_L0		0x020
#define AIU_958_CHSTAT_L1		0x024
#define AIU_958_CTRL			0x028
#define AIU_I2S_SOURCE_DESC		0x034
#define AIU_I2S_DAC_CFG			0x040
#define AIU_I2S_SYNC			0x044
#define AIU_I2S_MISC			0x048
#define AIU_RST_SOFT			0x054
#define AIU_CLK_CTRL			0x058
#define AIU_CLK_CTRL_MORE		0x064
#define AIU_CODEC_DAC_LRCLK_CTRL	0x0a0
#define AIU_HDMI_CLK_DATA_CTRL		0x0a8
#define AIU_ACODEC_CTRL			0x0b0
#define AIU_958_CHSTAT_R0		0x0c0
#define AIU_958_CHSTAT_R1		0x0c4
#define AIU_MEM_I2S_START		0x180
#define AIU_MEM_I2S_MASKS		0x18c
#define AIU_MEM_I2S_CONTROL		0x190
#define AIU_MEM_IEC958_START		0x194
#define AIU_MEM_IEC958_CONTROL		0x1a4
#define AIU_MEM_I2S_BUF_CNTL		0x1d8
#define AIU_MEM_IEC958_BUF_CNTL		0x1fc

#endif /* _MESON_AIU_H */