[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 {
	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,
};

static int rsnd_is_accessible_reg(struct rsnd_priv *priv,
				  struct rsnd_gen *gen, enum rsnd_reg reg)
{
	if (!gen->regs[reg]) {
		struct device *dev = rsnd_priv_to_dev(priv);

		dev_err(dev, "unsupported register access %x\n", reg);
		return 0;
	}

	return 1;
}

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;

	if (!rsnd_is_accessible_reg(priv, gen, reg))
		return 0;

	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);

	if (!rsnd_is_accessible_reg(priv, gen, reg))
		return;

	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);

	if (!rsnd_is_accessible_reg(priv, gen, reg))
		return;

	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] = NULL;
		if (!regf[i].reg)
			continue;

		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;
}

int rsnd_gen_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;
}

int rsnd_gen_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;
}

/*
 *		Gen2
 */

/* single address mapping */
#define RSND_GEN2_S_REG(gen, reg, id, offset)				\
	RSND_REG_SET(gen, RSND_REG_##id, RSND_GEN2_##reg, offset, 0, 10)

/* multi address mapping */
#define RSND_GEN2_M_REG(gen, reg, id, offset, _id_offset)		\
	RSND_REG_SET(gen, RSND_REG_##id, RSND_GEN2_##reg, offset, _id_offset, 10)

static int rsnd_gen2_regmap_init(struct rsnd_priv *priv, struct rsnd_gen *gen)
{
	struct reg_field regf[RSND_REG_MAX] = {
		RSND_GEN2_S_REG(gen, SSIU,	SSI_MODE0,	0x800),
		RSND_GEN2_S_REG(gen, SSIU,	SSI_MODE1,	0x804),
		/* FIXME: it needs SSI_MODE2/3 in the future */
		RSND_GEN2_M_REG(gen, SSIU,	INT_ENABLE,	0x18,	0x80),

		RSND_GEN2_S_REG(gen, ADG,	BRRA,		0x00),
		RSND_GEN2_S_REG(gen, ADG,	BRRB,		0x04),
		RSND_GEN2_S_REG(gen, ADG,	SSICKR,		0x08),
		RSND_GEN2_S_REG(gen, ADG,	AUDIO_CLK_SEL0,	0x0c),
		RSND_GEN2_S_REG(gen, ADG,	AUDIO_CLK_SEL1,	0x10),
		RSND_GEN2_S_REG(gen, ADG,	AUDIO_CLK_SEL2,	0x14),

		RSND_GEN2_M_REG(gen, SSI,	SSICR,		0x00,	0x40),
		RSND_GEN2_M_REG(gen, SSI,	SSISR,		0x04,	0x40),
		RSND_GEN2_M_REG(gen, SSI,	SSITDR,		0x08,	0x40),
		RSND_GEN2_M_REG(gen, SSI,	SSIRDR,		0x0c,	0x40),
		RSND_GEN2_M_REG(gen, SSI,	SSIWSR,		0x20,	0x40),
	};

	return rsnd_gen_regmap_init(priv, gen, regf);
}

static int rsnd_gen2_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 *scu_res;
	struct resource *adg_res;
	struct resource *ssiu_res;
	struct resource *ssi_res;
	int ret;

	/*
	 * map address
	 */
	scu_res  = platform_get_resource(pdev, IORESOURCE_MEM, RSND_GEN2_SCU);
	adg_res  = platform_get_resource(pdev, IORESOURCE_MEM, RSND_GEN2_ADG);
	ssiu_res = platform_get_resource(pdev, IORESOURCE_MEM, RSND_GEN2_SSIU);
	ssi_res  = platform_get_resource(pdev, IORESOURCE_MEM, RSND_GEN2_SSI);

	gen->base[RSND_GEN2_SCU]  = devm_ioremap_resource(dev, scu_res);
	gen->base[RSND_GEN2_ADG]  = devm_ioremap_resource(dev, adg_res);
	gen->base[RSND_GEN2_SSIU] = devm_ioremap_resource(dev, ssiu_res);
	gen->base[RSND_GEN2_SSI]  = devm_ioremap_resource(dev, ssi_res);
	if (IS_ERR(gen->base[RSND_GEN2_SCU])  ||
	    IS_ERR(gen->base[RSND_GEN2_ADG])  ||
	    IS_ERR(gen->base[RSND_GEN2_SSIU]) ||
	    IS_ERR(gen->base[RSND_GEN2_SSI]))
		return -ENODEV;

	ret = rsnd_gen2_regmap_init(priv, gen);
	if (ret < 0)
		return ret;

	dev_dbg(dev, "Gen2 device probed\n");
	dev_dbg(dev, "SRU  : %08x => %p\n", scu_res->start,
		gen->base[RSND_GEN2_SCU]);
	dev_dbg(dev, "ADG  : %08x => %p\n", adg_res->start,
		gen->base[RSND_GEN2_ADG]);
	dev_dbg(dev, "SSIU : %08x => %p\n", ssiu_res->start,
		gen->base[RSND_GEN2_SSIU]);
	dev_dbg(dev, "SSI  : %08x => %p\n", ssi_res->start,
		gen->base[RSND_GEN2_SSI]);

	return 0;
}

/*
 *		Gen1
 */

/* 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_ROUTE_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,	SRC_ROUTE_MODE0,0x50,	0x8),
		RSND_GEN1_M_REG(gen, SRU,	SRC_SWRSR,	0x200,	0x40),
		RSND_GEN1_M_REG(gen, SRU,	SRC_SRCIR,	0x204,	0x40),
		RSND_GEN1_M_REG(gen, SRU,	SRC_ADINR,	0x214,	0x40),
		RSND_GEN1_M_REG(gen, SRU,	SRC_IFSCR,	0x21c,	0x40),
		RSND_GEN1_M_REG(gen, SRU,	SRC_IFSVR,	0x220,	0x40),
		RSND_GEN1_M_REG(gen, SRU,	SRC_SRCCR,	0x224,	0x40),
		RSND_GEN1_M_REG(gen, SRU,	SRC_MNFSR,	0x228,	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_S_REG(gen, ADG,	AUDIO_CLK_SEL3,	0x18),
		RSND_GEN1_S_REG(gen, ADG,	AUDIO_CLK_SEL4,	0x1c),
		RSND_GEN1_S_REG(gen, ADG,	AUDIO_CLK_SEL5,	0x20),

		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;

}

/*
 *		Gen
 */
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;
	int ret;

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

	priv->gen = gen;

	ret = -ENODEV;
	if (rsnd_is_gen1(priv))
		ret = rsnd_gen1_probe(pdev, info, priv);
	else if (rsnd_is_gen2(priv))
		ret = rsnd_gen2_probe(pdev, info, priv);

	if (ret < 0)
		dev_err(dev, "unknown generation R-Car sound device\n");

	return ret;
}

void rsnd_gen_remove(struct platform_device *pdev,
		     struct rsnd_priv *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
3337744a KM	13	struct rsnd_gen {
	14	void __iomem *base[RSND_BASE_MAX];
	15
3337744a	16	struct rsnd_gen_ops *ops;
55e5b6fd KM	17
	18	struct regmap *regmap;
	19	struct regmap_field *regs[RSND_REG_MAX];
3337744a KM	20	};
	21
	22	#define rsnd_priv_to_gen(p) ((struct rsnd_gen *)(p)->gen)
	23
55e5b6fd KM	24	#define RSND_REG_SET(gen, id, reg_id, offset, _id_offset, _id_size) \
	25	[id] = { \
	26	.reg = (unsigned int)gen->base[reg_id] + offset, \
	27	.lsb = 0, \
	28	.msb = 31, \
	29	.id_size = _id_size, \
	30	.id_offset = _id_offset, \
	31	}
	32
	33	/*
	34	* basic function
	35	*/
	36	static int rsnd_regmap_write32(void context, const void _data, size_t count)
	37	{
	38	struct rsnd_priv *priv = context;
	39	struct device *dev = rsnd_priv_to_dev(priv);
	40	u32 data = (u32 )_data;
	41	u32 val = data[1];
	42	void __iomem reg = (void )data[0];
	43
	44	iowrite32(val, reg);
	45
	46	dev_dbg(dev, "w %p : %08x\n", reg, val);
	47
	48	return 0;
	49	}
	50
	51	static int rsnd_regmap_read32(void *context,
	52	const void *_data, size_t reg_size,
	53	void *_val, size_t val_size)
	54	{
	55	struct rsnd_priv *priv = context;
	56	struct device *dev = rsnd_priv_to_dev(priv);
	57	u32 data = (u32 )_data;
	58	u32 val = (u32 )_val;
	59	void __iomem reg = (void )data[0];
	60
	61	*val = ioread32(reg);
	62
	63	dev_dbg(dev, "r %p : %08x\n", reg, *val);
	64
	65	return 0;
	66	}
	67
	68	static struct regmap_bus rsnd_regmap_bus = {
	69	.write = rsnd_regmap_write32,
	70	.read = rsnd_regmap_read32,
	71	.reg_format_endian_default = REGMAP_ENDIAN_NATIVE,
	72	.val_format_endian_default = REGMAP_ENDIAN_NATIVE,
	73	};
	74
42ee5d22 KM	75	static int rsnd_is_accessible_reg(struct rsnd_priv *priv,
	76	struct rsnd_gen *gen, enum rsnd_reg reg)
	77	{
	78	if (!gen->regs[reg]) {
	79	struct device *dev = rsnd_priv_to_dev(priv);
	80
	81	dev_err(dev, "unsupported register access %x\n", reg);
	82	return 0;
	83	}
	84
	85	return 1;
	86	}
	87
55e5b6fd KM	88	u32 rsnd_read(struct rsnd_priv *priv,
	89	struct rsnd_mod *mod, enum rsnd_reg reg)
	90	{
	91	struct rsnd_gen *gen = rsnd_priv_to_gen(priv);
	92	u32 val;
	93
42ee5d22 KM	94	if (!rsnd_is_accessible_reg(priv, gen, reg))
	95	return 0;
	96
55e5b6fd KM	97	regmap_fields_read(gen->regs[reg], rsnd_mod_id(mod), &val);
	98
	99	return val;
	100	}
	101
	102	void rsnd_write(struct rsnd_priv *priv,
	103	struct rsnd_mod *mod,
	104	enum rsnd_reg reg, u32 data)
	105	{
	106	struct rsnd_gen *gen = rsnd_priv_to_gen(priv);
	107
42ee5d22 KM	108	if (!rsnd_is_accessible_reg(priv, gen, reg))
	109	return;
	110
55e5b6fd KM	111	regmap_fields_write(gen->regs[reg], rsnd_mod_id(mod), data);
	112	}
	113
	114	void rsnd_bset(struct rsnd_priv priv, struct rsnd_mod mod,
	115	enum rsnd_reg reg, u32 mask, u32 data)
	116	{
	117	struct rsnd_gen *gen = rsnd_priv_to_gen(priv);
	118
42ee5d22 KM	119	if (!rsnd_is_accessible_reg(priv, gen, reg))
	120	return;
	121
55e5b6fd KM	122	regmap_fields_update_bits(gen->regs[reg], rsnd_mod_id(mod),
	123	mask, data);
	124	}
	125
c1e6cc5e KM	126	static int rsnd_gen_regmap_init(struct rsnd_priv *priv,
	127	struct rsnd_gen *gen,
	128	struct reg_field *regf)
	129	{
	130	int i;
	131	struct device *dev = rsnd_priv_to_dev(priv);
	132	struct regmap_config regc;
	133
	134	memset(&regc, 0, sizeof(regc));
	135	regc.reg_bits = 32;
	136	regc.val_bits = 32;
	137
	138	gen->regmap = devm_regmap_init(dev, &rsnd_regmap_bus, priv, &regc);
	139	if (IS_ERR(gen->regmap)) {
	140	dev_err(dev, "regmap error %ld\n", PTR_ERR(gen->regmap));
	141	return PTR_ERR(gen->regmap);
	142	}
	143
	144	for (i = 0; i < RSND_REG_MAX; i++) {
42ee5d22 KM	145	gen->regs[i] = NULL;
	146	if (!regf[i].reg)
	147	continue;
	148
c1e6cc5e KM	149	gen->regs[i] = devm_regmap_field_alloc(dev, gen->regmap, regf[i]);
	150	if (IS_ERR(gen->regs[i]))
	151	return PTR_ERR(gen->regs[i]);
	152
	153	}
	154
	155	return 0;
	156	}
3337744a	157
994a9df1 KM	158	int rsnd_gen_path_init(struct rsnd_priv *priv,
	159	struct rsnd_dai *rdai,
	160	struct rsnd_dai_stream *io)
07539c1d	161	{
07539c1d KM	162	struct rsnd_mod *mod;
	163	int ret;
	164	int id;
	165
	166	/*
	167	* Gen1 is created by SRU/SSI, and this SRU is base module of
	168	* Gen2's SCU/SSIU/SSI. (Gen2 SCU/SSIU came from SRU)
	169	*
	170	* Easy image is..
	171	* Gen1 SRU = Gen2 SCU + SSIU + etc
	172	*
	173	* Gen2 SCU path is very flexible, but, Gen1 SRU (SCU parts) is
	174	* using fixed path.
	175	*
	176	* Then, SSI id = SCU id here
	177	*/
	178
4b4dab82 KM	179	/* get SSI's ID */
	180	mod = rsnd_ssi_mod_get_frm_dai(priv,
	181	rsnd_dai_id(priv, rdai),
	182	rsnd_dai_is_play(rdai, io));
	183	id = rsnd_mod_id(mod);
07539c1d	184
ae5c3223 KM	185	/* SSI */
	186	mod = rsnd_ssi_mod_get(priv, id);
	187	ret = rsnd_dai_connect(rdai, mod, io);
	188	if (ret < 0)
	189	return ret;
	190
07539c1d KM	191	/* SCU */
	192	mod = rsnd_scu_mod_get(priv, id);
	193	ret = rsnd_dai_connect(rdai, mod, io);
	194
	195	return ret;
	196	}
	197
994a9df1 KM	198	int rsnd_gen_path_exit(struct rsnd_priv *priv,
	199	struct rsnd_dai *rdai,
	200	struct rsnd_dai_stream *io)
07539c1d KM	201	{
	202	struct rsnd_mod mod, n;
	203	int ret = 0;
	204
	205	/*
	206	* remove all mod from rdai
	207	*/
	208	for_each_rsnd_mod(mod, n, io)
	209	ret \|= rsnd_dai_disconnect(mod);
	210
	211	return ret;
	212	}
	213
994a9df1 KM	214	/*
994a9df1 KM	215	* Gen2
994a9df1 KM	216	*/
994a9df1 KM	217
507d466c KM	218	/* single address mapping */
507d466c KM	219	#define RSND_GEN2_S_REG(gen, reg, id, offset) \
1a1c75a7	220	RSND_REG_SET(gen, RSND_REG_##id, RSND_GEN2_##reg, offset, 0, 10)
507d466c KM	221
	222	/* multi address mapping */
	223	#define RSND_GEN2_M_REG(gen, reg, id, offset, _id_offset) \
1a1c75a7	224	RSND_REG_SET(gen, RSND_REG_##id, RSND_GEN2_##reg, offset, _id_offset, 10)
507d466c KM	225
	226	static int rsnd_gen2_regmap_init(struct rsnd_priv priv, struct rsnd_gen gen)
	227	{
	228	struct reg_field regf[RSND_REG_MAX] = {
	229	RSND_GEN2_S_REG(gen, SSIU, SSI_MODE0, 0x800),
	230	RSND_GEN2_S_REG(gen, SSIU, SSI_MODE1, 0x804),
	231	/* FIXME: it needs SSI_MODE2/3 in the future */
	232	RSND_GEN2_M_REG(gen, SSIU, INT_ENABLE, 0x18, 0x80),
	233
	234	RSND_GEN2_S_REG(gen, ADG, BRRA, 0x00),
	235	RSND_GEN2_S_REG(gen, ADG, BRRB, 0x04),
	236	RSND_GEN2_S_REG(gen, ADG, SSICKR, 0x08),
	237	RSND_GEN2_S_REG(gen, ADG, AUDIO_CLK_SEL0, 0x0c),
	238	RSND_GEN2_S_REG(gen, ADG, AUDIO_CLK_SEL1, 0x10),
	239	RSND_GEN2_S_REG(gen, ADG, AUDIO_CLK_SEL2, 0x14),
	240
	241	RSND_GEN2_M_REG(gen, SSI, SSICR, 0x00, 0x40),
	242	RSND_GEN2_M_REG(gen, SSI, SSISR, 0x04, 0x40),
	243	RSND_GEN2_M_REG(gen, SSI, SSITDR, 0x08, 0x40),
	244	RSND_GEN2_M_REG(gen, SSI, SSIRDR, 0x0c, 0x40),
	245	RSND_GEN2_M_REG(gen, SSI, SSIWSR, 0x20, 0x40),
	246	};
	247
	248	return rsnd_gen_regmap_init(priv, gen, regf);
	249	}
	250
	251	static int rsnd_gen2_probe(struct platform_device *pdev,
	252	struct rcar_snd_info *info,
	253	struct rsnd_priv *priv)
	254	{
	255	struct device *dev = rsnd_priv_to_dev(priv);
	256	struct rsnd_gen *gen = rsnd_priv_to_gen(priv);
	257	struct resource *scu_res;
	258	struct resource *adg_res;
	259	struct resource *ssiu_res;
	260	struct resource *ssi_res;
	261	int ret;
	262
	263	/*
	264	* map address
	265	*/
	266	scu_res = platform_get_resource(pdev, IORESOURCE_MEM, RSND_GEN2_SCU);
	267	adg_res = platform_get_resource(pdev, IORESOURCE_MEM, RSND_GEN2_ADG);
	268	ssiu_res = platform_get_resource(pdev, IORESOURCE_MEM, RSND_GEN2_SSIU);
	269	ssi_res = platform_get_resource(pdev, IORESOURCE_MEM, RSND_GEN2_SSI);
	270
	271	gen->base[RSND_GEN2_SCU] = devm_ioremap_resource(dev, scu_res);
	272	gen->base[RSND_GEN2_ADG] = devm_ioremap_resource(dev, adg_res);
	273	gen->base[RSND_GEN2_SSIU] = devm_ioremap_resource(dev, ssiu_res);
	274	gen->base[RSND_GEN2_SSI] = devm_ioremap_resource(dev, ssi_res);
	275	if (IS_ERR(gen->base[RSND_GEN2_SCU]) \|\|
	276	IS_ERR(gen->base[RSND_GEN2_ADG]) \|\|
	277	IS_ERR(gen->base[RSND_GEN2_SSIU]) \|\|
	278	IS_ERR(gen->base[RSND_GEN2_SSI]))
	279	return -ENODEV;
	280
	281	ret = rsnd_gen2_regmap_init(priv, gen);
	282	if (ret < 0)
	283	return ret;
	284
	285	dev_dbg(dev, "Gen2 device probed\n");
	286	dev_dbg(dev, "SRU : %08x => %p\n", scu_res->start,
	287	gen->base[RSND_GEN2_SCU]);
	288	dev_dbg(dev, "ADG : %08x => %p\n", adg_res->start,
289	gen->base[RSND_GEN2_ADG]);
290	dev_dbg(dev, "SSIU : %08x => %p\n", ssiu_res->start,
291	gen->base[RSND_GEN2_SSIU]);
292	dev_dbg(dev, "SSI : %08x => %p\n", ssi_res->start,
293	gen->base[RSND_GEN2_SSI]);
294
295	return 0;
296	}
297
994a9df1 KM	298	/*
	299	* Gen1
	300	*/
	301
55e5b6fd KM	302	/* single address mapping */
	303	#define RSND_GEN1_S_REG(gen, reg, id, offset) \
	304	RSND_REG_SET(gen, RSND_REG_##id, RSND_GEN1_##reg, offset, 0, 9)
07539c1d	305
55e5b6fd KM	306	/* multi address mapping */
	307	#define RSND_GEN1_M_REG(gen, reg, id, offset, _id_offset) \
	308	RSND_REG_SET(gen, RSND_REG_##id, RSND_GEN1_##reg, offset, _id_offset, 9)
	309
	310	static int rsnd_gen1_regmap_init(struct rsnd_priv priv, struct rsnd_gen gen)
07539c1d	311	{
55e5b6fd KM	312	struct reg_field regf[RSND_REG_MAX] = {
	313	RSND_GEN1_S_REG(gen, SRU, SRC_ROUTE_SEL, 0x00),
	314	RSND_GEN1_S_REG(gen, SRU, SRC_TMG_SEL0, 0x08),
	315	RSND_GEN1_S_REG(gen, SRU, SRC_TMG_SEL1, 0x0c),
	316	RSND_GEN1_S_REG(gen, SRU, SRC_TMG_SEL2, 0x10),
690ef81e	317	RSND_GEN1_S_REG(gen, SRU, SRC_ROUTE_CTRL, 0xc0),
55e5b6fd KM	318	RSND_GEN1_S_REG(gen, SRU, SSI_MODE0, 0xD0),
	319	RSND_GEN1_S_REG(gen, SRU, SSI_MODE1, 0xD4),
	320	RSND_GEN1_M_REG(gen, SRU, BUSIF_MODE, 0x20, 0x4),
ef749400 KM	321	RSND_GEN1_M_REG(gen, SRU, SRC_ROUTE_MODE0,0x50, 0x8),
	322	RSND_GEN1_M_REG(gen, SRU, SRC_SWRSR, 0x200, 0x40),
	323	RSND_GEN1_M_REG(gen, SRU, SRC_SRCIR, 0x204, 0x40),
690ef81e	324	RSND_GEN1_M_REG(gen, SRU, SRC_ADINR, 0x214, 0x40),
ef749400 KM	325	RSND_GEN1_M_REG(gen, SRU, SRC_IFSCR, 0x21c, 0x40),
	326	RSND_GEN1_M_REG(gen, SRU, SRC_IFSVR, 0x220, 0x40),
	327	RSND_GEN1_M_REG(gen, SRU, SRC_SRCCR, 0x224, 0x40),
	328	RSND_GEN1_M_REG(gen, SRU, SRC_MNFSR, 0x228, 0x40),
55e5b6fd KM	329
	330	RSND_GEN1_S_REG(gen, ADG, BRRA, 0x00),
	331	RSND_GEN1_S_REG(gen, ADG, BRRB, 0x04),
	332	RSND_GEN1_S_REG(gen, ADG, SSICKR, 0x08),
	333	RSND_GEN1_S_REG(gen, ADG, AUDIO_CLK_SEL0, 0x0c),
	334	RSND_GEN1_S_REG(gen, ADG, AUDIO_CLK_SEL1, 0x10),
ef749400 KM	335	RSND_GEN1_S_REG(gen, ADG, AUDIO_CLK_SEL3, 0x18),
	336	RSND_GEN1_S_REG(gen, ADG, AUDIO_CLK_SEL4, 0x1c),
	337	RSND_GEN1_S_REG(gen, ADG, AUDIO_CLK_SEL5, 0x20),
55e5b6fd KM	338
	339	RSND_GEN1_M_REG(gen, SSI, SSICR, 0x00, 0x40),
	340	RSND_GEN1_M_REG(gen, SSI, SSISR, 0x04, 0x40),
	341	RSND_GEN1_M_REG(gen, SSI, SSITDR, 0x08, 0x40),
	342	RSND_GEN1_M_REG(gen, SSI, SSIRDR, 0x0c, 0x40),
	343	RSND_GEN1_M_REG(gen, SSI, SSIWSR, 0x20, 0x40),
	344	};
	345
c1e6cc5e	346	return rsnd_gen_regmap_init(priv, gen, regf);
07539c1d KM	347	}
07539c1d KM	348
3337744a KM	349	static int rsnd_gen1_probe(struct platform_device *pdev,
	350	struct rcar_snd_info *info,
	351	struct rsnd_priv *priv)
	352	{
07539c1d KM	353	struct device *dev = rsnd_priv_to_dev(priv);
	354	struct rsnd_gen *gen = rsnd_priv_to_gen(priv);
	355	struct resource *sru_res;
dfc9403b	356	struct resource *adg_res;
ae5c3223	357	struct resource *ssi_res;
55e5b6fd	358	int ret;
07539c1d KM	359
	360	/*
	361	* map address
	362	*/
	363	sru_res = platform_get_resource(pdev, IORESOURCE_MEM, RSND_GEN1_SRU);
dfc9403b	364	adg_res = platform_get_resource(pdev, IORESOURCE_MEM, RSND_GEN1_ADG);
ae5c3223	365	ssi_res = platform_get_resource(pdev, IORESOURCE_MEM, RSND_GEN1_SSI);
07539c1d KM	366
07539c1d KM	367	gen->base[RSND_GEN1_SRU] = devm_ioremap_resource(dev, sru_res);
dfc9403b	368	gen->base[RSND_GEN1_ADG] = devm_ioremap_resource(dev, adg_res);
ae5c3223	369	gen->base[RSND_GEN1_SSI] = devm_ioremap_resource(dev, ssi_res);
70263cb4 WY	370	if (IS_ERR(gen->base[RSND_GEN1_SRU]) \|\|
	371	IS_ERR(gen->base[RSND_GEN1_ADG]) \|\|
	372	IS_ERR(gen->base[RSND_GEN1_SSI]))
07539c1d	373	return -ENODEV;
07539c1d	374
55e5b6fd KM	375	ret = rsnd_gen1_regmap_init(priv, gen);
	376	if (ret < 0)
	377	return ret;
07539c1d KM	378
	379	dev_dbg(dev, "Gen1 device probed\n");
	380	dev_dbg(dev, "SRU : %08x => %p\n", sru_res->start,
	381	gen->base[RSND_GEN1_SRU]);
dfc9403b KM	382	dev_dbg(dev, "ADG : %08x => %p\n", adg_res->start,
dfc9403b KM	383	gen->base[RSND_GEN1_ADG]);
ae5c3223 KM	384	dev_dbg(dev, "SSI : %08x => %p\n", ssi_res->start,
ae5c3223 KM	385	gen->base[RSND_GEN1_SSI]);
07539c1d	386
3337744a	387	return 0;
ae5c3223	388
3337744a KM	389	}
3337744a KM	390
3337744a KM	391	/*
	392	* Gen
	393	*/
3337744a KM	394	int rsnd_gen_probe(struct platform_device *pdev,
	395	struct rcar_snd_info *info,
	396	struct rsnd_priv *priv)
	397	{
	398	struct device *dev = rsnd_priv_to_dev(priv);
	399	struct rsnd_gen *gen;
531eaf49	400	int ret;
3337744a KM	401
	402	gen = devm_kzalloc(dev, sizeof(*gen), GFP_KERNEL);
	403	if (!gen) {
	404	dev_err(dev, "GEN allocate failed\n");
	405	return -ENOMEM;
	406	}
	407
531eaf49	408	priv->gen = gen;
072188b6	409
507d466c KM	410	ret = -ENODEV;
507d466c KM	411	if (rsnd_is_gen1(priv))
531eaf49	412	ret = rsnd_gen1_probe(pdev, info, priv);
507d466c KM	413	else if (rsnd_is_gen2(priv))
	414	ret = rsnd_gen2_probe(pdev, info, priv);
	415
	416	if (ret < 0)
072188b6	417	dev_err(dev, "unknown generation R-Car sound device\n");
072188b6	418
531eaf49	419	return ret;
3337744a KM	420	}
	421
	422	void rsnd_gen_remove(struct platform_device *pdev,
	423	struct rsnd_priv *priv)
	424	{
3337744a	425	}