[deliverable/linux.git] / sound / soc / sh / rcar / gen.c

/*
 * Renesas R-Car Gen1 SRU/SSI support
 *
 * Copyright (C) 2013 Renesas Solutions Corp.
 * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */
#include "rsnd.h"

struct rsnd_gen_ops {
	int (*probe)(struct platform_device *pdev,
		     struct rcar_snd_info *info,
		     struct rsnd_priv *priv);
	void (*remove)(struct platform_device *pdev,
		      struct rsnd_priv *priv);
	int (*path_init)(struct rsnd_priv *priv,
			 struct rsnd_dai *rdai,
			 struct rsnd_dai_stream *io);
	int (*path_exit)(struct rsnd_priv *priv,
			 struct rsnd_dai *rdai,
			 struct rsnd_dai_stream *io);
};

struct rsnd_gen {
	void __iomem *base[RSND_BASE_MAX];

	struct rsnd_gen_ops *ops;

	struct regmap *regmap;
	struct regmap_field *regs[RSND_REG_MAX];
};

#define rsnd_priv_to_gen(p)	((struct rsnd_gen *)(p)->gen)

#define RSND_REG_SET(gen, id, reg_id, offset, _id_offset, _id_size)	\
	[id] = {							\
		.reg = (unsigned int)gen->base[reg_id] + offset,	\
		.lsb = 0,						\
		.msb = 31,						\
		.id_size = _id_size,					\
		.id_offset = _id_offset,				\
	}

/*
 *		basic function
 */
static int rsnd_regmap_write32(void *context, const void *_data, size_t count)
{
	struct rsnd_priv *priv = context;
	struct device *dev = rsnd_priv_to_dev(priv);
	u32 *data = (u32 *)_data;
	u32 val = data[1];
	void __iomem *reg = (void *)data[0];

	iowrite32(val, reg);

	dev_dbg(dev, "w %p : %08x\n", reg, val);

	return 0;
}

static int rsnd_regmap_read32(void *context,
			      const void *_data, size_t reg_size,
			      void *_val, size_t val_size)
{
	struct rsnd_priv *priv = context;
	struct device *dev = rsnd_priv_to_dev(priv);
	u32 *data = (u32 *)_data;
	u32 *val = (u32 *)_val;
	void __iomem *reg = (void *)data[0];

	*val = ioread32(reg);

	dev_dbg(dev, "r %p : %08x\n", reg, *val);

	return 0;
}

static struct regmap_bus rsnd_regmap_bus = {
	.write				= rsnd_regmap_write32,
	.read				= rsnd_regmap_read32,
	.reg_format_endian_default	= REGMAP_ENDIAN_NATIVE,
	.val_format_endian_default	= REGMAP_ENDIAN_NATIVE,
};

u32 rsnd_read(struct rsnd_priv *priv,
	      struct rsnd_mod *mod, enum rsnd_reg reg)
{
	struct rsnd_gen *gen = rsnd_priv_to_gen(priv);
	u32 val;

	regmap_fields_read(gen->regs[reg], rsnd_mod_id(mod), &val);

	return val;
}

void rsnd_write(struct rsnd_priv *priv,
		struct rsnd_mod *mod,
		enum rsnd_reg reg, u32 data)
{
	struct rsnd_gen *gen = rsnd_priv_to_gen(priv);

	regmap_fields_write(gen->regs[reg], rsnd_mod_id(mod), data);
}

void rsnd_bset(struct rsnd_priv *priv, struct rsnd_mod *mod,
	       enum rsnd_reg reg, u32 mask, u32 data)
{
	struct rsnd_gen *gen = rsnd_priv_to_gen(priv);

	regmap_fields_update_bits(gen->regs[reg], rsnd_mod_id(mod),
				  mask, data);
}

static int rsnd_gen_regmap_init(struct rsnd_priv *priv,
				struct rsnd_gen  *gen,
				struct reg_field *regf)
{
	int i;
	struct device *dev = rsnd_priv_to_dev(priv);
	struct regmap_config regc;

	memset(&regc, 0, sizeof(regc));
	regc.reg_bits = 32;
	regc.val_bits = 32;

	gen->regmap = devm_regmap_init(dev, &rsnd_regmap_bus, priv, &regc);
	if (IS_ERR(gen->regmap)) {
		dev_err(dev, "regmap error %ld\n", PTR_ERR(gen->regmap));
		return PTR_ERR(gen->regmap);
	}

	for (i = 0; i < RSND_REG_MAX; i++) {
		gen->regs[i] = devm_regmap_field_alloc(dev, gen->regmap, regf[i]);
		if (IS_ERR(gen->regs[i]))
			return PTR_ERR(gen->regs[i]);

	}

	return 0;
}
/*
 *		Gen2
 *		will be filled in the future
 */

/*
 *		Gen1
 */
static int rsnd_gen1_path_init(struct rsnd_priv *priv,
			       struct rsnd_dai *rdai,
			       struct rsnd_dai_stream *io)
{
	struct rsnd_mod *mod;
	int ret;
	int id;

	/*
	 * Gen1 is created by SRU/SSI, and this SRU is base module of
	 * Gen2's SCU/SSIU/SSI. (Gen2 SCU/SSIU came from SRU)
	 *
	 * Easy image is..
	 *	Gen1 SRU = Gen2 SCU + SSIU + etc
	 *
	 * Gen2 SCU path is very flexible, but, Gen1 SRU (SCU parts) is
	 * using fixed path.
	 *
	 * Then, SSI id = SCU id here
	 */

	/* get SSI's ID */
	mod = rsnd_ssi_mod_get_frm_dai(priv,
				       rsnd_dai_id(priv, rdai),
				       rsnd_dai_is_play(rdai, io));
	id = rsnd_mod_id(mod);

	/* SSI */
	mod = rsnd_ssi_mod_get(priv, id);
	ret = rsnd_dai_connect(rdai, mod, io);
	if (ret < 0)
		return ret;

	/* SCU */
	mod = rsnd_scu_mod_get(priv, id);
	ret = rsnd_dai_connect(rdai, mod, io);

	return ret;
}

static int rsnd_gen1_path_exit(struct rsnd_priv *priv,
			       struct rsnd_dai *rdai,
			       struct rsnd_dai_stream *io)
{
	struct rsnd_mod *mod, *n;
	int ret = 0;

	/*
	 * remove all mod from rdai
	 */
	for_each_rsnd_mod(mod, n, io)
		ret |= rsnd_dai_disconnect(mod);

	return ret;
}

/* single address mapping */
#define RSND_GEN1_S_REG(gen, reg, id, offset)	\
	RSND_REG_SET(gen, RSND_REG_##id, RSND_GEN1_##reg, offset, 0, 9)

/* multi address mapping */
#define RSND_GEN1_M_REG(gen, reg, id, offset, _id_offset)	\
	RSND_REG_SET(gen, RSND_REG_##id, RSND_GEN1_##reg, offset, _id_offset, 9)

static int rsnd_gen1_regmap_init(struct rsnd_priv *priv, struct rsnd_gen *gen)
{
	struct reg_field regf[RSND_REG_MAX] = {
		RSND_GEN1_S_REG(gen, SRU,	SRC_ROUTE_SEL,	0x00),
		RSND_GEN1_S_REG(gen, SRU,	SRC_TMG_SEL0,	0x08),
		RSND_GEN1_S_REG(gen, SRU,	SRC_TMG_SEL1,	0x0c),
		RSND_GEN1_S_REG(gen, SRU,	SRC_TMG_SEL2,	0x10),
		RSND_GEN1_S_REG(gen, SRU,	SRC_CTRL,	0xc0),
		RSND_GEN1_S_REG(gen, SRU,	SSI_MODE0,	0xD0),
		RSND_GEN1_S_REG(gen, SRU,	SSI_MODE1,	0xD4),
		RSND_GEN1_M_REG(gen, SRU,	BUSIF_MODE,	0x20,	0x4),
		RSND_GEN1_M_REG(gen, SRU,	BUSIF_ADINR,	0x214,	0x40),

		RSND_GEN1_S_REG(gen, ADG,	BRRA,		0x00),
		RSND_GEN1_S_REG(gen, ADG,	BRRB,		0x04),
		RSND_GEN1_S_REG(gen, ADG,	SSICKR,		0x08),
		RSND_GEN1_S_REG(gen, ADG,	AUDIO_CLK_SEL0,	0x0c),
		RSND_GEN1_S_REG(gen, ADG,	AUDIO_CLK_SEL1,	0x10),

		RSND_GEN1_M_REG(gen, SSI,	SSICR,		0x00,	0x40),
		RSND_GEN1_M_REG(gen, SSI,	SSISR,		0x04,	0x40),
		RSND_GEN1_M_REG(gen, SSI,	SSITDR,		0x08,	0x40),
		RSND_GEN1_M_REG(gen, SSI,	SSIRDR,		0x0c,	0x40),
		RSND_GEN1_M_REG(gen, SSI,	SSIWSR,		0x20,	0x40),
	};

	return rsnd_gen_regmap_init(priv, gen, regf);
}

static int rsnd_gen1_probe(struct platform_device *pdev,
			   struct rcar_snd_info *info,
			   struct rsnd_priv *priv)
{
	struct device *dev = rsnd_priv_to_dev(priv);
	struct rsnd_gen *gen = rsnd_priv_to_gen(priv);
	struct resource *sru_res;
	struct resource *adg_res;
	struct resource *ssi_res;
	int ret;

	/*
	 * map address
	 */
	sru_res	= platform_get_resource(pdev, IORESOURCE_MEM, RSND_GEN1_SRU);
	adg_res = platform_get_resource(pdev, IORESOURCE_MEM, RSND_GEN1_ADG);
	ssi_res	= platform_get_resource(pdev, IORESOURCE_MEM, RSND_GEN1_SSI);

	gen->base[RSND_GEN1_SRU] = devm_ioremap_resource(dev, sru_res);
	gen->base[RSND_GEN1_ADG] = devm_ioremap_resource(dev, adg_res);
	gen->base[RSND_GEN1_SSI] = devm_ioremap_resource(dev, ssi_res);
	if (IS_ERR(gen->base[RSND_GEN1_SRU]) ||
	    IS_ERR(gen->base[RSND_GEN1_ADG]) ||
	    IS_ERR(gen->base[RSND_GEN1_SSI]))
		return -ENODEV;

	ret = rsnd_gen1_regmap_init(priv, gen);
	if (ret < 0)
		return ret;

	dev_dbg(dev, "Gen1 device probed\n");
	dev_dbg(dev, "SRU : %08x => %p\n",	sru_res->start,
						gen->base[RSND_GEN1_SRU]);
	dev_dbg(dev, "ADG : %08x => %p\n",	adg_res->start,
						gen->base[RSND_GEN1_ADG]);
	dev_dbg(dev, "SSI : %08x => %p\n",	ssi_res->start,
						gen->base[RSND_GEN1_SSI]);

	return 0;

}

static void rsnd_gen1_remove(struct platform_device *pdev,
			     struct rsnd_priv *priv)
{
}

static struct rsnd_gen_ops rsnd_gen1_ops = {
	.probe		= rsnd_gen1_probe,
	.remove		= rsnd_gen1_remove,
	.path_init	= rsnd_gen1_path_init,
	.path_exit	= rsnd_gen1_path_exit,
};

/*
 *		Gen
 */
int rsnd_gen_path_init(struct rsnd_priv *priv,
		       struct rsnd_dai *rdai,
		       struct rsnd_dai_stream *io)
{
	struct rsnd_gen *gen = rsnd_priv_to_gen(priv);

	return gen->ops->path_init(priv, rdai, io);
}

int rsnd_gen_path_exit(struct rsnd_priv *priv,
		       struct rsnd_dai *rdai,
		       struct rsnd_dai_stream *io)
{
	struct rsnd_gen *gen = rsnd_priv_to_gen(priv);

	return gen->ops->path_exit(priv, rdai, io);
}

int rsnd_gen_probe(struct platform_device *pdev,
		   struct rcar_snd_info *info,
		   struct rsnd_priv *priv)
{
	struct device *dev = rsnd_priv_to_dev(priv);
	struct rsnd_gen *gen;

	gen = devm_kzalloc(dev, sizeof(*gen), GFP_KERNEL);
	if (!gen) {
		dev_err(dev, "GEN allocate failed\n");
		return -ENOMEM;
	}

	if (rsnd_is_gen1(priv))
		gen->ops = &rsnd_gen1_ops;

	if (!gen->ops) {
		dev_err(dev, "unknown generation R-Car sound device\n");
		return -ENODEV;
	}

	priv->gen = gen;

	return gen->ops->probe(pdev, info, priv);
}

void rsnd_gen_remove(struct platform_device *pdev,
		     struct rsnd_priv *priv)
{
	struct rsnd_gen *gen = rsnd_priv_to_gen(priv);

	gen->ops->remove(pdev, priv);
}
Commit	Line	Data
3337744a KM	1	/*
	2	* Renesas R-Car Gen1 SRU/SSI support
	3	*
	4	* Copyright (C) 2013 Renesas Solutions Corp.
	5	* Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
	6	*
	7	* This program is free software; you can redistribute it and/or modify
	8	* it under the terms of the GNU General Public License version 2 as
	9	* published by the Free Software Foundation.
	10	*/
	11	#include "rsnd.h"
	12
	13	struct rsnd_gen_ops {
072188b6 KM	14	int (probe)(struct platform_device pdev,
	15	struct rcar_snd_info *info,
	16	struct rsnd_priv *priv);
	17	void (remove)(struct platform_device pdev,
	18	struct rsnd_priv *priv);
3337744a KM	19	int (path_init)(struct rsnd_priv priv,
	20	struct rsnd_dai *rdai,
	21	struct rsnd_dai_stream *io);
	22	int (path_exit)(struct rsnd_priv priv,
	23	struct rsnd_dai *rdai,
	24	struct rsnd_dai_stream *io);
	25	};
	26
3337744a KM	27	struct rsnd_gen {
	28	void __iomem *base[RSND_BASE_MAX];
	29
3337744a	30	struct rsnd_gen_ops *ops;
55e5b6fd KM	31
	32	struct regmap *regmap;
	33	struct regmap_field *regs[RSND_REG_MAX];
3337744a KM	34	};
	35
	36	#define rsnd_priv_to_gen(p) ((struct rsnd_gen *)(p)->gen)
	37
55e5b6fd KM	38	#define RSND_REG_SET(gen, id, reg_id, offset, _id_offset, _id_size) \
	39	[id] = { \
	40	.reg = (unsigned int)gen->base[reg_id] + offset, \
	41	.lsb = 0, \
	42	.msb = 31, \
	43	.id_size = _id_size, \
	44	.id_offset = _id_offset, \
	45	}
	46
	47	/*
	48	* basic function
	49	*/
	50	static int rsnd_regmap_write32(void context, const void _data, size_t count)
	51	{
	52	struct rsnd_priv *priv = context;
	53	struct device *dev = rsnd_priv_to_dev(priv);
	54	u32 data = (u32 )_data;
	55	u32 val = data[1];
	56	void __iomem reg = (void )data[0];
	57
	58	iowrite32(val, reg);
	59
	60	dev_dbg(dev, "w %p : %08x\n", reg, val);
	61
	62	return 0;
	63	}
	64
	65	static int rsnd_regmap_read32(void *context,
	66	const void *_data, size_t reg_size,
	67	void *_val, size_t val_size)
	68	{
	69	struct rsnd_priv *priv = context;
	70	struct device *dev = rsnd_priv_to_dev(priv);
	71	u32 data = (u32 )_data;
	72	u32 val = (u32 )_val;
	73	void __iomem reg = (void )data[0];
	74
	75	*val = ioread32(reg);
	76
	77	dev_dbg(dev, "r %p : %08x\n", reg, *val);
	78
	79	return 0;
	80	}
	81
	82	static struct regmap_bus rsnd_regmap_bus = {
	83	.write = rsnd_regmap_write32,
	84	.read = rsnd_regmap_read32,
	85	.reg_format_endian_default = REGMAP_ENDIAN_NATIVE,
	86	.val_format_endian_default = REGMAP_ENDIAN_NATIVE,
	87	};
	88
	89	u32 rsnd_read(struct rsnd_priv *priv,
	90	struct rsnd_mod *mod, enum rsnd_reg reg)
	91	{
	92	struct rsnd_gen *gen = rsnd_priv_to_gen(priv);
	93	u32 val;
	94
	95	regmap_fields_read(gen->regs[reg], rsnd_mod_id(mod), &val);
	96
	97	return val;
	98	}
	99
	100	void rsnd_write(struct rsnd_priv *priv,
	101	struct rsnd_mod *mod,
102	enum rsnd_reg reg, u32 data)
103	{
104	struct rsnd_gen *gen = rsnd_priv_to_gen(priv);
105
106	regmap_fields_write(gen->regs[reg], rsnd_mod_id(mod), data);
107	}
108
109	void rsnd_bset(struct rsnd_priv priv, struct rsnd_mod mod,
110	enum rsnd_reg reg, u32 mask, u32 data)
111	{
112	struct rsnd_gen *gen = rsnd_priv_to_gen(priv);
113
114	regmap_fields_update_bits(gen->regs[reg], rsnd_mod_id(mod),
115	mask, data);
116	}
117
c1e6cc5e KM	118	static int rsnd_gen_regmap_init(struct rsnd_priv *priv,
	119	struct rsnd_gen *gen,
	120	struct reg_field *regf)
	121	{
	122	int i;
	123	struct device *dev = rsnd_priv_to_dev(priv);
	124	struct regmap_config regc;
	125
	126	memset(&regc, 0, sizeof(regc));
	127	regc.reg_bits = 32;
	128	regc.val_bits = 32;
	129
	130	gen->regmap = devm_regmap_init(dev, &rsnd_regmap_bus, priv, &regc);
	131	if (IS_ERR(gen->regmap)) {
	132	dev_err(dev, "regmap error %ld\n", PTR_ERR(gen->regmap));
	133	return PTR_ERR(gen->regmap);
	134	}
	135
	136	for (i = 0; i < RSND_REG_MAX; i++) {
	137	gen->regs[i] = devm_regmap_field_alloc(dev, gen->regmap, regf[i]);
	138	if (IS_ERR(gen->regs[i]))
	139	return PTR_ERR(gen->regs[i]);
	140
	141	}
	142
	143	return 0;
	144	}
3337744a KM	145	/*
	146	* Gen2
	147	* will be filled in the future
	148	*/
	149
	150	/*
	151	* Gen1
	152	*/
07539c1d KM	153	static int rsnd_gen1_path_init(struct rsnd_priv *priv,
	154	struct rsnd_dai *rdai,
	155	struct rsnd_dai_stream *io)
	156	{
07539c1d KM	157	struct rsnd_mod *mod;
	158	int ret;
	159	int id;
	160
	161	/*
	162	* Gen1 is created by SRU/SSI, and this SRU is base module of
	163	* Gen2's SCU/SSIU/SSI. (Gen2 SCU/SSIU came from SRU)
	164	*
	165	* Easy image is..
	166	* Gen1 SRU = Gen2 SCU + SSIU + etc
	167	*
	168	* Gen2 SCU path is very flexible, but, Gen1 SRU (SCU parts) is
	169	* using fixed path.
	170	*
	171	* Then, SSI id = SCU id here
	172	*/
	173
4b4dab82 KM	174	/* get SSI's ID */
	175	mod = rsnd_ssi_mod_get_frm_dai(priv,
	176	rsnd_dai_id(priv, rdai),
	177	rsnd_dai_is_play(rdai, io));
	178	id = rsnd_mod_id(mod);
07539c1d	179
ae5c3223 KM	180	/* SSI */
	181	mod = rsnd_ssi_mod_get(priv, id);
	182	ret = rsnd_dai_connect(rdai, mod, io);
	183	if (ret < 0)
	184	return ret;
	185
07539c1d KM	186	/* SCU */
	187	mod = rsnd_scu_mod_get(priv, id);
	188	ret = rsnd_dai_connect(rdai, mod, io);
	189
	190	return ret;
	191	}
	192
	193	static int rsnd_gen1_path_exit(struct rsnd_priv *priv,
	194	struct rsnd_dai *rdai,
	195	struct rsnd_dai_stream *io)
	196	{
	197	struct rsnd_mod mod, n;
	198	int ret = 0;
	199
	200	/*
	201	* remove all mod from rdai
	202	*/
	203	for_each_rsnd_mod(mod, n, io)
	204	ret \|= rsnd_dai_disconnect(mod);
	205
	206	return ret;
	207	}
	208
55e5b6fd KM	209	/* single address mapping */
	210	#define RSND_GEN1_S_REG(gen, reg, id, offset) \
	211	RSND_REG_SET(gen, RSND_REG_##id, RSND_GEN1_##reg, offset, 0, 9)
07539c1d	212
55e5b6fd KM	213	/* multi address mapping */
	214	#define RSND_GEN1_M_REG(gen, reg, id, offset, _id_offset) \
	215	RSND_REG_SET(gen, RSND_REG_##id, RSND_GEN1_##reg, offset, _id_offset, 9)
	216
	217	static int rsnd_gen1_regmap_init(struct rsnd_priv priv, struct rsnd_gen gen)
07539c1d	218	{
55e5b6fd KM	219	struct reg_field regf[RSND_REG_MAX] = {
	220	RSND_GEN1_S_REG(gen, SRU, SRC_ROUTE_SEL, 0x00),
	221	RSND_GEN1_S_REG(gen, SRU, SRC_TMG_SEL0, 0x08),
	222	RSND_GEN1_S_REG(gen, SRU, SRC_TMG_SEL1, 0x0c),
	223	RSND_GEN1_S_REG(gen, SRU, SRC_TMG_SEL2, 0x10),
	224	RSND_GEN1_S_REG(gen, SRU, SRC_CTRL, 0xc0),
	225	RSND_GEN1_S_REG(gen, SRU, SSI_MODE0, 0xD0),
	226	RSND_GEN1_S_REG(gen, SRU, SSI_MODE1, 0xD4),
	227	RSND_GEN1_M_REG(gen, SRU, BUSIF_MODE, 0x20, 0x4),
	228	RSND_GEN1_M_REG(gen, SRU, BUSIF_ADINR, 0x214, 0x40),
	229
	230	RSND_GEN1_S_REG(gen, ADG, BRRA, 0x00),
	231	RSND_GEN1_S_REG(gen, ADG, BRRB, 0x04),
	232	RSND_GEN1_S_REG(gen, ADG, SSICKR, 0x08),
	233	RSND_GEN1_S_REG(gen, ADG, AUDIO_CLK_SEL0, 0x0c),
	234	RSND_GEN1_S_REG(gen, ADG, AUDIO_CLK_SEL1, 0x10),
55e5b6fd KM	235
	236	RSND_GEN1_M_REG(gen, SSI, SSICR, 0x00, 0x40),
	237	RSND_GEN1_M_REG(gen, SSI, SSISR, 0x04, 0x40),
	238	RSND_GEN1_M_REG(gen, SSI, SSITDR, 0x08, 0x40),
	239	RSND_GEN1_M_REG(gen, SSI, SSIRDR, 0x0c, 0x40),
	240	RSND_GEN1_M_REG(gen, SSI, SSIWSR, 0x20, 0x40),
	241	};
	242
c1e6cc5e	243	return rsnd_gen_regmap_init(priv, gen, regf);
07539c1d KM	244	}
07539c1d KM	245
3337744a KM	246	static int rsnd_gen1_probe(struct platform_device *pdev,
	247	struct rcar_snd_info *info,
	248	struct rsnd_priv *priv)
	249	{
07539c1d KM	250	struct device *dev = rsnd_priv_to_dev(priv);
	251	struct rsnd_gen *gen = rsnd_priv_to_gen(priv);
	252	struct resource *sru_res;
dfc9403b	253	struct resource *adg_res;
ae5c3223	254	struct resource *ssi_res;
55e5b6fd	255	int ret;
07539c1d KM	256
	257	/*
	258	* map address
	259	*/
	260	sru_res = platform_get_resource(pdev, IORESOURCE_MEM, RSND_GEN1_SRU);
dfc9403b	261	adg_res = platform_get_resource(pdev, IORESOURCE_MEM, RSND_GEN1_ADG);
ae5c3223	262	ssi_res = platform_get_resource(pdev, IORESOURCE_MEM, RSND_GEN1_SSI);
07539c1d KM	263
07539c1d KM	264	gen->base[RSND_GEN1_SRU] = devm_ioremap_resource(dev, sru_res);
dfc9403b	265	gen->base[RSND_GEN1_ADG] = devm_ioremap_resource(dev, adg_res);
ae5c3223	266	gen->base[RSND_GEN1_SSI] = devm_ioremap_resource(dev, ssi_res);
70263cb4 WY	267	if (IS_ERR(gen->base[RSND_GEN1_SRU]) \|\|
	268	IS_ERR(gen->base[RSND_GEN1_ADG]) \|\|
	269	IS_ERR(gen->base[RSND_GEN1_SSI]))
07539c1d	270	return -ENODEV;
07539c1d	271
55e5b6fd KM	272	ret = rsnd_gen1_regmap_init(priv, gen);
	273	if (ret < 0)
	274	return ret;
07539c1d KM	275
	276	dev_dbg(dev, "Gen1 device probed\n");
	277	dev_dbg(dev, "SRU : %08x => %p\n", sru_res->start,
	278	gen->base[RSND_GEN1_SRU]);
dfc9403b KM	279	dev_dbg(dev, "ADG : %08x => %p\n", adg_res->start,
dfc9403b KM	280	gen->base[RSND_GEN1_ADG]);
ae5c3223 KM	281	dev_dbg(dev, "SSI : %08x => %p\n", ssi_res->start,
ae5c3223 KM	282	gen->base[RSND_GEN1_SSI]);
07539c1d	283
3337744a	284	return 0;
ae5c3223	285
3337744a KM	286	}
	287
	288	static void rsnd_gen1_remove(struct platform_device *pdev,
	289	struct rsnd_priv *priv)
	290	{
	291	}
	292
072188b6 KM	293	static struct rsnd_gen_ops rsnd_gen1_ops = {
	294	.probe = rsnd_gen1_probe,
	295	.remove = rsnd_gen1_remove,
	296	.path_init = rsnd_gen1_path_init,
	297	.path_exit = rsnd_gen1_path_exit,
	298	};
	299
3337744a KM	300	/*
	301	* Gen
	302	*/
	303	int rsnd_gen_path_init(struct rsnd_priv *priv,
	304	struct rsnd_dai *rdai,
	305	struct rsnd_dai_stream *io)
	306	{
	307	struct rsnd_gen *gen = rsnd_priv_to_gen(priv);
	308
	309	return gen->ops->path_init(priv, rdai, io);
	310	}
	311
	312	int rsnd_gen_path_exit(struct rsnd_priv *priv,
	313	struct rsnd_dai *rdai,
	314	struct rsnd_dai_stream *io)
	315	{
	316	struct rsnd_gen *gen = rsnd_priv_to_gen(priv);
	317
	318	return gen->ops->path_exit(priv, rdai, io);
	319	}
	320
3337744a KM	321	int rsnd_gen_probe(struct platform_device *pdev,
	322	struct rcar_snd_info *info,
	323	struct rsnd_priv *priv)
	324	{
	325	struct device *dev = rsnd_priv_to_dev(priv);
	326	struct rsnd_gen *gen;
3337744a KM	327
	328	gen = devm_kzalloc(dev, sizeof(*gen), GFP_KERNEL);
	329	if (!gen) {
	330	dev_err(dev, "GEN allocate failed\n");
	331	return -ENOMEM;
	332	}
	333
072188b6 KM	334	if (rsnd_is_gen1(priv))
	335	gen->ops = &rsnd_gen1_ops;
	336
	337	if (!gen->ops) {
	338	dev_err(dev, "unknown generation R-Car sound device\n");
	339	return -ENODEV;
	340	}
	341
3337744a KM	342	priv->gen = gen;
3337744a KM	343
072188b6	344	return gen->ops->probe(pdev, info, priv);
3337744a KM	345	}
	346
	347	void rsnd_gen_remove(struct platform_device *pdev,
	348	struct rsnd_priv *priv)
	349	{
072188b6 KM	350	struct rsnd_gen *gen = rsnd_priv_to_gen(priv);
	351
	352	gen->ops->remove(pdev, priv);
3337744a	353	}