Unverified Commit 8c9d7503 authored by Jiada Wang's avatar Jiada Wang Committed by Mark Brown
Browse files

ASoC: rsnd: ssiu: Support BUSIF other than BUSIF0 



Currently only BUSIF0 is supported by SSIU, all register setting
is done only for BUSIF.

Since BUSIF1 ~ BUSIF7 has been supported, so also support
these BUSIF from SSIU.

One note is that we can't support SSI9-4/5/6/7 so far,
because its address is out of calculation rule.

Signed-off-by: default avatarJiada Wang <jiada_wang@mentor.com>
Signed-off-by: default avatarTimo Wischer <twischer@de.adit-jv.com>
[Kuninori: tidyup for upstream]
Signed-off-by: default avatarKuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Tested-by: default avatarHiroyuki Yokoyama <hiroyuki.yokoyama.vx@renesas.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 92c7d384

sound/soc/sh/rcar/gen.c

+24 −3
Original line number Diff line number Diff line
@@ -219,9 +219,30 @@ static int rsnd_gen2_probe(struct rsnd_priv *priv) 
		RSND_GEN_S_REG(HDMI1_SEL,	0x9e4),



		/* FIXME: it needs SSI_MODE2/3 in the future */

		RSND_GEN_M_REG(SSI_BUSIF_MODE,	0x0,	0x80),

		RSND_GEN_M_REG(SSI_BUSIF_ADINR,	0x4,	0x80),

		RSND_GEN_M_REG(SSI_BUSIF_DALIGN,0x8,	0x80),

		RSND_GEN_M_REG(SSI_BUSIF0_MODE,		0x0,	0x80),

		RSND_GEN_M_REG(SSI_BUSIF0_ADINR,	0x4,	0x80),

		RSND_GEN_M_REG(SSI_BUSIF0_DALIGN,	0x8,	0x80),

		RSND_GEN_M_REG(SSI_BUSIF1_MODE,         0x20,   0x80),

		RSND_GEN_M_REG(SSI_BUSIF1_ADINR,        0x24,   0x80),

		RSND_GEN_M_REG(SSI_BUSIF1_DALIGN,       0x28,   0x80),

		RSND_GEN_M_REG(SSI_BUSIF2_MODE,         0x40,   0x80),

		RSND_GEN_M_REG(SSI_BUSIF2_ADINR,        0x44,   0x80),

		RSND_GEN_M_REG(SSI_BUSIF2_DALIGN,       0x48,   0x80),

		RSND_GEN_M_REG(SSI_BUSIF3_MODE,         0x60,   0x80),

		RSND_GEN_M_REG(SSI_BUSIF3_ADINR,        0x64,   0x80),

		RSND_GEN_M_REG(SSI_BUSIF3_DALIGN,       0x68,   0x80),

		RSND_GEN_M_REG(SSI_BUSIF4_MODE,         0x500,  0x80),

		RSND_GEN_M_REG(SSI_BUSIF4_ADINR,        0x504,  0x80),

		RSND_GEN_M_REG(SSI_BUSIF4_DALIGN,       0x508,  0x80),

		RSND_GEN_M_REG(SSI_BUSIF5_MODE,         0x520,  0x80),

		RSND_GEN_M_REG(SSI_BUSIF5_ADINR,        0x524,  0x80),

		RSND_GEN_M_REG(SSI_BUSIF5_DALIGN,       0x528,  0x80),

		RSND_GEN_M_REG(SSI_BUSIF6_MODE,         0x540,  0x80),

		RSND_GEN_M_REG(SSI_BUSIF6_ADINR,        0x544,  0x80),

		RSND_GEN_M_REG(SSI_BUSIF6_DALIGN,       0x548,  0x80),

		RSND_GEN_M_REG(SSI_BUSIF7_MODE,         0x560,  0x80),

		RSND_GEN_M_REG(SSI_BUSIF7_ADINR,        0x564,  0x80),

		RSND_GEN_M_REG(SSI_BUSIF7_DALIGN,       0x568,  0x80),

		RSND_GEN_M_REG(SSI_MODE,	0xc,	0x80),

		RSND_GEN_M_REG(SSI_CTRL,	0x10,	0x80),

		RSND_GEN_M_REG(SSI_INT_ENABLE,	0x18,	0x80),

sound/soc/sh/rcar/rsnd.h

+24 −3
Original line number Diff line number Diff line
@@ -156,9 +156,30 @@ enum rsnd_reg { 
	RSND_REG_SSI_MODE2,

	RSND_REG_SSI_CONTROL,

	RSND_REG_SSI_CTRL,

	RSND_REG_SSI_BUSIF_MODE,

	RSND_REG_SSI_BUSIF_ADINR,

	RSND_REG_SSI_BUSIF_DALIGN,

	RSND_REG_SSI_BUSIF0_MODE,

	RSND_REG_SSI_BUSIF0_ADINR,

	RSND_REG_SSI_BUSIF0_DALIGN,

	RSND_REG_SSI_BUSIF1_MODE,

	RSND_REG_SSI_BUSIF1_ADINR,

	RSND_REG_SSI_BUSIF1_DALIGN,

	RSND_REG_SSI_BUSIF2_MODE,

	RSND_REG_SSI_BUSIF2_ADINR,

	RSND_REG_SSI_BUSIF2_DALIGN,

	RSND_REG_SSI_BUSIF3_MODE,

	RSND_REG_SSI_BUSIF3_ADINR,

	RSND_REG_SSI_BUSIF3_DALIGN,

	RSND_REG_SSI_BUSIF4_MODE,

	RSND_REG_SSI_BUSIF4_ADINR,

	RSND_REG_SSI_BUSIF4_DALIGN,

	RSND_REG_SSI_BUSIF5_MODE,

	RSND_REG_SSI_BUSIF5_ADINR,

	RSND_REG_SSI_BUSIF5_DALIGN,

	RSND_REG_SSI_BUSIF6_MODE,

	RSND_REG_SSI_BUSIF6_ADINR,

	RSND_REG_SSI_BUSIF6_DALIGN,

	RSND_REG_SSI_BUSIF7_MODE,

	RSND_REG_SSI_BUSIF7_ADINR,

	RSND_REG_SSI_BUSIF7_DALIGN,

	RSND_REG_SSI_INT_ENABLE,

	RSND_REG_SSI_SYS_STATUS0,

	RSND_REG_SSI_SYS_STATUS1,

sound/soc/sh/rcar/ssiu.c

+59 −11
Original line number Diff line number Diff line
@@ -140,15 +140,59 @@ static int rsnd_ssiu_init_gen2(struct rsnd_mod *mod, 
	rsnd_mod_write(mod, SSI_MODE, mode);



	if (rsnd_ssi_use_busif(io)) {

		rsnd_mod_write(mod, SSI_BUSIF_ADINR,

			       rsnd_get_adinr_bit(mod, io) |

			       (rsnd_io_is_play(io) ?

				rsnd_runtime_channel_after_ctu(io) :

				rsnd_runtime_channel_original(io)));

		rsnd_mod_write(mod, SSI_BUSIF_MODE,

			       rsnd_get_busif_shift(io, mod) | 1);

		rsnd_mod_write(mod, SSI_BUSIF_DALIGN,

			       rsnd_get_dalign(mod, io));

		int id = rsnd_mod_id(mod);

		int busif = rsnd_ssi_get_busif(io);



		/*

		 * FIXME

		 *

		 * We can't support SSI9-4/5/6/7, because its address is

		 * out of calculation rule

		 */

		if ((id == 9) && (busif >= 4)) {

			struct device *dev = rsnd_priv_to_dev(priv);



			dev_err(dev, "This driver doesn't support SSI%d-%d, so far",

				id, busif);

		}



#define RSND_WRITE_BUSIF(i)						\

		rsnd_mod_write(mod, SSI_BUSIF##i##_ADINR,		\

			       rsnd_get_adinr_bit(mod, io) |		\

			       (rsnd_io_is_play(io) ?			\

				rsnd_runtime_channel_after_ctu(io) :	\

				rsnd_runtime_channel_original(io)));	\

		rsnd_mod_write(mod, SSI_BUSIF##i##_MODE,		\

			       rsnd_get_busif_shift(io, mod) | 1);	\

		rsnd_mod_write(mod, SSI_BUSIF##i##_DALIGN,		\

			       rsnd_get_dalign(mod, io))



		switch (busif) {

		case 0:

			RSND_WRITE_BUSIF(0);

			break;

		case 1:

			RSND_WRITE_BUSIF(1);

			break;

		case 2:

			RSND_WRITE_BUSIF(2);

			break;

		case 3:

			RSND_WRITE_BUSIF(3);

			break;

		case 4:

			RSND_WRITE_BUSIF(4);

			break;

		case 5:

			RSND_WRITE_BUSIF(5);

			break;

		case 6:

			RSND_WRITE_BUSIF(6);

			break;

		case 7:

			RSND_WRITE_BUSIF(7);

			break;

		}

	}



	if (hdmi) {
@@ -194,10 +238,12 @@ static int rsnd_ssiu_start_gen2(struct rsnd_mod *mod, 
				struct rsnd_dai_stream *io,

				struct rsnd_priv *priv)

{

	int busif = rsnd_ssi_get_busif(io);



	if (!rsnd_ssi_use_busif(io))

		return 0;



	rsnd_mod_write(mod, SSI_CTRL, 0x1);

	rsnd_mod_bset(mod, SSI_CTRL, 1 << (busif * 4), 1 << (busif * 4));



	if (rsnd_ssi_multi_slaves_runtime(io))

		rsnd_mod_write(mod, SSI_CONTROL, 0x1);
@@ -209,10 +255,12 @@ static int rsnd_ssiu_stop_gen2(struct rsnd_mod *mod, 
			       struct rsnd_dai_stream *io,

			       struct rsnd_priv *priv)

{

	int busif = rsnd_ssi_get_busif(io);



	if (!rsnd_ssi_use_busif(io))

		return 0;



	rsnd_mod_write(mod, SSI_CTRL, 0);

	rsnd_mod_bset(mod, SSI_CTRL, 1 << (busif * 4), 0);



	if (rsnd_ssi_multi_slaves_runtime(io))

		rsnd_mod_write(mod, SSI_CONTROL, 0);

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