Merge remote-tracking branch 'asoc/topic/blackfin' into asoc-next

arch/blackfin/mach-bf527/boards/ad7160eval.c

@@ -283,14 +283,6 @@ static struct platform_device bfin_i2s = {
 };
 #endif
 
-#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE)
-static struct platform_device bfin_tdm = {
-	.name = "bfin-tdm",
-	.id = CONFIG_SND_BF5XX_SPORT_NUM,
-	/* TODO: add platform data here */
-};
-#endif
-
 static struct spi_board_info bfin_spi_board_info[] __initdata = {
 #if defined(CONFIG_MTD_M25P80) \
 	|| defined(CONFIG_MTD_M25P80_MODULE)
@@ -800,10 +792,6 @@ static struct platform_device *stamp_devices[] __initdata = {
 #if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE)
 	&bfin_i2s,
 #endif
-
-#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE)
-	&bfin_tdm,
-#endif
 };
 
 static int __init ad7160eval_init(void)

arch/blackfin/mach-bf527/boards/ezkit.c

@@ -493,8 +493,7 @@ static const struct ad7879_platform_data bfin_ad7879_ts_info = {
 };
 #endif
 
-#if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE) || \
-	defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE)
+#if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE)
 
 static const u16 bfin_snd_pin[][7] = {
 	{P_SPORT0_DTPRI, P_SPORT0_TSCLK, P_SPORT0_RFS,
@@ -549,13 +548,6 @@ static struct platform_device bfin_i2s_pcm = {
 };
 #endif
 
-#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE)
-static struct platform_device bfin_tdm_pcm = {
-	.name = "bfin-tdm-pcm-audio",
-	.id = -1,
-};
-#endif
-
 #if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE)
 static struct platform_device bfin_ac97_pcm = {
 	.name = "bfin-ac97-pcm-audio",
@@ -575,22 +567,10 @@ static struct platform_device bfin_i2s = {
 };
 #endif
 
-#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE)
-static struct platform_device bfin_tdm = {
-	.name = "bfin-tdm",
-	.id = CONFIG_SND_BF5XX_SPORT_NUM,
-	.num_resources = ARRAY_SIZE(bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM]),
-	.resource = bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM],
-	.dev = {
-		.platform_data = &bfin_snd_data[CONFIG_SND_BF5XX_SPORT_NUM],
-	},
-};
-#endif
-
 #if defined(CONFIG_SND_BF5XX_SOC_AD1836) \
 	        || defined(CONFIG_SND_BF5XX_SOC_AD1836_MODULE)
 static const char * const ad1836_link[] = {
-	"bfin-tdm.0",
+	"bfin-i2s.0",
 	"spi0.4",
 };
 static struct platform_device bfin_ad1836_machine = {
@@ -1269,10 +1249,6 @@ static struct platform_device *stamp_devices[] __initdata = {
 	&bfin_i2s_pcm,
 #endif
 
-#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE)
-	&bfin_tdm_pcm,
-#endif
-
 #if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE)
 	&bfin_ac97_pcm,
 #endif
@@ -1281,10 +1257,6 @@ static struct platform_device *stamp_devices[] __initdata = {
 	&bfin_i2s,
 #endif
 
-#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE)
-	&bfin_tdm,
-#endif
-
 #if defined(CONFIG_SND_BF5XX_SOC_AD1836) || \
 	defined(CONFIG_SND_BF5XX_SOC_AD1836_MODULE)
 	&bfin_ad1836_machine,

arch/blackfin/mach-bf533/boards/ezkit.c

@@ -450,14 +450,6 @@ static struct platform_device bfin_i2s = {
 };
 #endif
 
-#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE)
-static struct platform_device bfin_tdm = {
-	.name = "bfin-tdm",
-	.id = CONFIG_SND_BF5XX_SPORT_NUM,
-	/* TODO: add platform data here */
-};
-#endif
-
 #if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE)
 static struct platform_device bfin_ac97 = {
 	.name = "bfin-ac97",
@@ -516,10 +508,6 @@ static struct platform_device *ezkit_devices[] __initdata = {
 	&bfin_i2s,
 #endif
 
-#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE)
-	&bfin_tdm,
-#endif
-
 #if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE)
 	&bfin_ac97,
 #endif

arch/blackfin/mach-bf533/boards/stamp.c

@@ -542,8 +542,7 @@ static struct platform_device bfin_dpmc = {
 };
 
 #if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE) || \
-	defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE) \
-	|| defined(CONFIG_SND_BF5XX_AC97) || \
+	defined(CONFIG_SND_BF5XX_AC97) || \
 	defined(CONFIG_SND_BF5XX_AC97_MODULE)
 
 #include <asm/bfin_sport.h>
@@ -603,13 +602,6 @@ static struct platform_device bfin_i2s_pcm = {
 };
 #endif
 
-#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE)
-static struct platform_device bfin_tdm_pcm = {
-	.name = "bfin-tdm-pcm-audio",
-	.id = -1,
-};
-#endif
-
 #if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE)
 static struct platform_device bfin_ac97_pcm = {
 	.name = "bfin-ac97-pcm-audio",
@@ -620,7 +612,7 @@ static struct platform_device bfin_ac97_pcm = {
 #if defined(CONFIG_SND_BF5XX_SOC_AD1836) \
 	        || defined(CONFIG_SND_BF5XX_SOC_AD1836_MODULE)
 static const char * const ad1836_link[] = {
-	"bfin-tdm.0",
+	"bfin-i2s.0",
 	"spi0.4",
 };
 static struct platform_device bfin_ad1836_machine = {
@@ -675,20 +667,6 @@ static struct platform_device bfin_i2s = {
 };
 #endif
 
-#if defined(CONFIG_SND_BF5XX_SOC_TDM) || \
-	defined(CONFIG_SND_BF5XX_SOC_TDM_MODULE)
-static struct platform_device bfin_tdm = {
-	.name = "bfin-tdm",
-	.id = CONFIG_SND_BF5XX_SPORT_NUM,
-	.num_resources =
-		ARRAY_SIZE(bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM]),
-	.resource = bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM],
-	.dev = {
-		.platform_data = &bfin_snd_data[CONFIG_SND_BF5XX_SPORT_NUM],
-	},
-};
-#endif
-
 #if defined(CONFIG_SND_BF5XX_SOC_AC97) || \
 	defined(CONFIG_SND_BF5XX_SOC_AC97_MODULE)
 static struct platform_device bfin_ac97 = {
@@ -761,10 +739,6 @@ static struct platform_device *stamp_devices[] __initdata = {
 	&bfin_i2s_pcm,
 #endif
 
-#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE)
-	&bfin_tdm_pcm,
-#endif
-
 #if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE)
 	&bfin_ac97_pcm,
 #endif
@@ -792,11 +766,6 @@ static struct platform_device *stamp_devices[] __initdata = {
 	&bfin_i2s,
 #endif
 
-#if defined(CONFIG_SND_BF5XX_SOC_TDM) || \
-	defined(CONFIG_SND_BF5XX_SOC_TDM_MODULE)
-	&bfin_tdm,
-#endif
-
 #if defined(CONFIG_SND_BF5XX_SOC_AC97) || \
 	defined(CONFIG_SND_BF5XX_SOC_AC97_MODULE)
 	&bfin_ac97,

arch/blackfin/mach-bf537/boards/stamp.c

@@ -2570,7 +2570,6 @@ static struct platform_device bfin_dpmc = {
 };
 
 #if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE) || \
-	defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE) || \
 	defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE)
 
 #define SPORT_REQ(x) \
@@ -2628,13 +2627,6 @@ static struct platform_device bfin_i2s_pcm = {
 };
 #endif
 
-#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE)
-static struct platform_device bfin_tdm_pcm = {
-	.name = "bfin-tdm-pcm-audio",
-	.id = -1,
-};
-#endif
-
 #if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE)
 static struct platform_device bfin_ac97_pcm = {
 	.name = "bfin-ac97-pcm-audio",
@@ -2645,7 +2637,7 @@ static struct platform_device bfin_ac97_pcm = {
 #if defined(CONFIG_SND_BF5XX_SOC_AD1836) \
 	        || defined(CONFIG_SND_BF5XX_SOC_AD1836_MODULE)
 static const char * const ad1836_link[] = {
-	"bfin-tdm.0",
+	"bfin-i2s.0",
 	"spi0.4",
 };
 static struct platform_device bfin_ad1836_machine = {
@@ -2699,18 +2691,6 @@ static struct platform_device bfin_i2s = {
 };
 #endif
 
-#if defined(CONFIG_SND_BF5XX_SOC_TDM) || defined(CONFIG_SND_BF5XX_SOC_TDM_MODULE)
-static struct platform_device bfin_tdm = {
-	.name = "bfin-tdm",
-	.id = CONFIG_SND_BF5XX_SPORT_NUM,
-	.num_resources = ARRAY_SIZE(bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM]),
-	.resource = bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM],
-	.dev = {
-		.platform_data = &bfin_snd_data[CONFIG_SND_BF5XX_SPORT_NUM],
-	},
-};
-#endif
-
 #if defined(CONFIG_SND_BF5XX_SOC_AC97) || defined(CONFIG_SND_BF5XX_SOC_AC97_MODULE)
 static struct platform_device bfin_ac97 = {
 	.name = "bfin-ac97",
@@ -2935,10 +2915,6 @@ static struct platform_device *stamp_devices[] __initdata = {
 	&bfin_i2s_pcm,
 #endif
 
-#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE)
-	&bfin_tdm_pcm,
-#endif
-
 #if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE)
 	&bfin_ac97_pcm,
 #endif
@@ -2961,10 +2937,6 @@ static struct platform_device *stamp_devices[] __initdata = {
 	&bfin_i2s,
 #endif
 
-#if defined(CONFIG_SND_BF5XX_SOC_TDM) || defined(CONFIG_SND_BF5XX_SOC_TDM_MODULE)
-	&bfin_tdm,
-#endif
-
 #if defined(CONFIG_SND_BF5XX_SOC_AC97) || defined(CONFIG_SND_BF5XX_SOC_AC97_MODULE)
 	&bfin_ac97,
 #endif

arch/blackfin/mach-bf548/boards/ezkit.c

@@ -1393,7 +1393,6 @@ static struct platform_device bfin_dpmc = {
 };
 
 #if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE) || \
-	defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE) || \
 	defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE)
 
 #define SPORT_REQ(x) \
@@ -1461,13 +1460,6 @@ static struct platform_device bfin_i2s_pcm = {
 };
 #endif
 
-#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE)
-static struct platform_device bfin_tdm_pcm = {
-	.name = "bfin-tdm-pcm-audio",
-	.id = -1,
-};
-#endif
-
 #if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE)
 static struct platform_device bfin_ac97_pcm = {
 	.name = "bfin-ac97-pcm-audio",
@@ -1501,18 +1493,6 @@ static struct platform_device bfin_i2s = {
 };
 #endif
 
-#if defined(CONFIG_SND_BF5XX_SOC_TDM) || defined(CONFIG_SND_BF5XX_SOC_TDM_MODULE)
-static struct platform_device bfin_tdm = {
-	.name = "bfin-tdm",
-	.id = CONFIG_SND_BF5XX_SPORT_NUM,
-	.num_resources = ARRAY_SIZE(bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM]),
-	.resource = bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM],
-	.dev = {
-		.platform_data = &bfin_snd_data[CONFIG_SND_BF5XX_SPORT_NUM],
-	},
-};
-#endif
-
 #if defined(CONFIG_SND_BF5XX_SOC_AC97) || defined(CONFIG_SND_BF5XX_SOC_AC97_MODULE)
 static struct platform_device bfin_ac97 = {
 	.name = "bfin-ac97",
@@ -1646,9 +1626,7 @@ static struct platform_device *ezkit_devices[] __initdata = {
 #if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE)
 	&bfin_i2s_pcm,
 #endif
-#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE)
-	&bfin_tdm_pcm,
-#endif
+
 #if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE)
 	&bfin_ac97_pcm,
 #endif
@@ -1661,10 +1639,6 @@ static struct platform_device *ezkit_devices[] __initdata = {
 	&bfin_i2s,
 #endif
 
-#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE)
-	&bfin_tdm,
-#endif
-
 #if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE)
 	&bfin_ac97,
 #endif

arch/blackfin/mach-bf561/boards/ezkit.c

@@ -523,14 +523,6 @@ static struct platform_device bfin_i2s = {
 };
 #endif
 
-#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE)
-static struct platform_device bfin_tdm = {
-	.name = "bfin-tdm",
-	.id = CONFIG_SND_BF5XX_SPORT_NUM,
-	/* TODO: add platform data here */
-};
-#endif
-
 #if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE)
 static struct platform_device bfin_ac97 = {
 	.name = "bfin-ac97",
@@ -542,7 +534,7 @@ static struct platform_device bfin_ac97 = {
 #if defined(CONFIG_SND_BF5XX_SOC_AD1836) \
 	        || defined(CONFIG_SND_BF5XX_SOC_AD1836_MODULE)
 static const char * const ad1836_link[] = {
-	"bfin-tdm.0",
+	"bfin-i2s.0",
 	"spi0.4",
 };
 static struct platform_device bfin_ad1836_machine = {
@@ -611,10 +603,6 @@ static struct platform_device *ezkit_devices[] __initdata = {
 	&bfin_i2s,
 #endif
 
-#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE)
-	&bfin_tdm,
-#endif
-
 #if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE)
 	&bfin_ac97,
 #endif

arch/blackfin/mach-bf609/boards/ezkit.c

@@ -821,7 +821,7 @@ static struct platform_device bfin_i2s = {
 #if defined(CONFIG_SND_BF5XX_SOC_AD1836) \
 	        || defined(CONFIG_SND_BF5XX_SOC_AD1836_MODULE)
 static const char * const ad1836_link[] = {
-	"bfin-tdm.0",
+	"bfin-i2s.0",
 	"spi0.76",
 };
 static struct platform_device bfin_ad1836_machine = {

sound/soc/blackfin/Kconfig

@@ -56,6 +56,23 @@ config SND_SOC_BFIN_EVAL_ADAV80X
 	  Note: This driver assumes that the ADAV80X digital record and playback
 	  interfaces are connected to the first SPORT port on the BF5XX board.
 
+config SND_BF5XX_SOC_AD1836
+	tristate "SoC AD1836 Audio support for BF5xx"
+	depends on SND_BF5XX_I2S
+	select SND_BF5XX_SOC_I2S
+	select SND_SOC_AD1836
+	help
+	  Say Y if you want to add support for SoC audio on BF5xx STAMP/EZKIT.
+
+config SND_BF5XX_SOC_AD193X
+	tristate "SoC AD193X Audio support for Blackfin"
+	depends on SND_BF5XX_I2S
+	select SND_BF5XX_SOC_I2S
+	select SND_SOC_AD193X
+	help
+	  Say Y if you want to add support for AD193X codec on Blackfin.
+	  This driver supports AD1936, AD1937, AD1938 and AD1939.
+
 config SND_BF5XX_SOC_AD73311
 	tristate "SoC AD73311 Audio support for Blackfin"
 	depends on SND_BF5XX_I2S
@@ -72,33 +89,6 @@ config SND_BFIN_AD73311_SE
 	  Enter the GPIO used to control AD73311's SE pin. Acceptable
 	  values are 0 to 7
 
-config SND_BF5XX_TDM
-	tristate "SoC I2S(TDM mode) Audio for the ADI BF5xx chip"
-	depends on (BLACKFIN && SND_SOC)
-	select SND_BF5XX_SOC_SPORT
-	help
-	  Say Y or M if you want to add support for codecs attached to
-	  the Blackfin SPORT (synchronous serial ports) interface in TDM
-	  mode.
-	  You will also need to select the audio interfaces to support below.
-
-config SND_BF5XX_SOC_AD1836
-	tristate "SoC AD1836 Audio support for BF5xx"
-	depends on SND_BF5XX_TDM
-	select SND_BF5XX_SOC_TDM
-	select SND_SOC_AD1836
-	help
-	  Say Y if you want to add support for SoC audio on BF5xx STAMP/EZKIT.
-
-config SND_BF5XX_SOC_AD193X
-	tristate "SoC AD193X Audio support for Blackfin"
-	depends on SND_BF5XX_TDM
-	select SND_BF5XX_SOC_TDM
-	select SND_SOC_AD193X
-	help
-	  Say Y if you want to add support for AD193X codec on Blackfin.
-	  This driver supports AD1936, AD1937, AD1938 and AD1939.
-
 config SND_BF5XX_AC97
 	tristate "SoC AC97 Audio for the ADI BF5xx chip"
 	depends on BLACKFIN
@@ -174,9 +164,6 @@ config SND_BF5XX_SOC_I2S
 config SND_BF6XX_SOC_I2S
 	tristate
 
-config SND_BF5XX_SOC_TDM
-	tristate
-
 config SND_BF5XX_SOC_AC97
 	tristate
 

sound/soc/blackfin/Makefile

 # Blackfin Platform Support
 snd-bf5xx-ac97-objs := bf5xx-ac97-pcm.o
 snd-bf5xx-i2s-objs := bf5xx-i2s-pcm.o
-snd-bf5xx-tdm-objs := bf5xx-tdm-pcm.o
 snd-soc-bf5xx-sport-objs := bf5xx-sport.o
 snd-soc-bf6xx-sport-objs := bf6xx-sport.o
 snd-soc-bf5xx-ac97-objs := bf5xx-ac97.o
 snd-soc-bf5xx-i2s-objs := bf5xx-i2s.o
 snd-soc-bf6xx-i2s-objs := bf6xx-i2s.o
-snd-soc-bf5xx-tdm-objs := bf5xx-tdm.o
 
 obj-$(CONFIG_SND_BF5XX_AC97) += snd-bf5xx-ac97.o
 obj-$(CONFIG_SND_BF5XX_I2S) += snd-bf5xx-i2s.o
-obj-$(CONFIG_SND_BF5XX_TDM) += snd-bf5xx-tdm.o
 obj-$(CONFIG_SND_BF5XX_SOC_SPORT) += snd-soc-bf5xx-sport.o
 obj-$(CONFIG_SND_BF6XX_SOC_SPORT) += snd-soc-bf6xx-sport.o
 obj-$(CONFIG_SND_BF5XX_SOC_AC97) += snd-soc-bf5xx-ac97.o
 obj-$(CONFIG_SND_BF5XX_SOC_I2S) += snd-soc-bf5xx-i2s.o
 obj-$(CONFIG_SND_BF6XX_SOC_I2S) += snd-soc-bf6xx-i2s.o
-obj-$(CONFIG_SND_BF5XX_SOC_TDM) += snd-soc-bf5xx-tdm.o
 
 # Blackfin Machine Support
 snd-ad1836-objs := bf5xx-ad1836.o

sound/soc/blackfin/bf5xx-ac97-pcm.c

@@ -39,7 +39,6 @@
 
 #include <asm/dma.h>
 
-#include "bf5xx-ac97-pcm.h"
 #include "bf5xx-ac97.h"
 #include "bf5xx-sport.h"
 

sound/soc/blackfin/bf5xx-ac97-pcm.h

-/*
- * linux/sound/arm/bf5xx-ac97-pcm.h -- ALSA PCM interface for the Blackfin
- *
- * Copyright 2007 Analog Device Inc.
- *
- * 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.
- */
-
-#ifndef _BF5XX_AC97_PCM_H
-#define _BF5XX_AC97_PCM_H
-
-struct bf5xx_pcm_dma_params {
-	char *name;			/* stream identifier */
-};
-
-struct bf5xx_gpio {
-	u32 sys;
-	u32 rx;
-	u32 tx;
-	u32 clk;
-	u32 frm;
-};
-
-#endif

sound/soc/blackfin/bf5xx-ac97.c

@@ -231,9 +231,9 @@ static int bf5xx_ac97_resume(struct snd_soc_dai *dai)
 		return 0;
 
 #if defined(CONFIG_SND_BF5XX_MULTICHAN_SUPPORT)
-	ret = sport_set_multichannel(sport, 16, 0x3FF, 1);
+	ret = sport_set_multichannel(sport, 16, 0x3FF, 0x3FF, 1);
 #else
-	ret = sport_set_multichannel(sport, 16, 0x1F, 1);
+	ret = sport_set_multichannel(sport, 16, 0x1F, 0x1F, 1);
 #endif
 	if (ret) {
 		pr_err("SPORT is busy!\n");
@@ -311,9 +311,9 @@ static int asoc_bfin_ac97_probe(struct platform_device *pdev)
 
 	/*SPORT works in TDM mode to simulate AC97 transfers*/
 #if defined(CONFIG_SND_BF5XX_MULTICHAN_SUPPORT)
-	ret = sport_set_multichannel(sport_handle, 16, 0x3FF, 1);
+	ret = sport_set_multichannel(sport_handle, 16, 0x3FF, 0x3FF, 1);
 #else
-	ret = sport_set_multichannel(sport_handle, 16, 0x1F, 1);
+	ret = sport_set_multichannel(sport_handle, 16, 0x1F, 0x1F, 1);
 #endif
 	if (ret) {
 		pr_err("SPORT is busy!\n");

sound/soc/blackfin/bf5xx-ad1836.c

@@ -30,15 +30,10 @@
 
 #include "../codecs/ad1836.h"
 
-#include "bf5xx-tdm-pcm.h"
-#include "bf5xx-tdm.h"
-
 static struct snd_soc_card bf5xx_ad1836;
 
-static int bf5xx_ad1836_hw_params(struct snd_pcm_substream *substream,
-	struct snd_pcm_hw_params *params)
+static int bf5xx_ad1836_init(struct snd_soc_pcm_runtime *rtd)
 {
-	struct snd_soc_pcm_runtime *rtd = substream->private_data;
 	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
 	unsigned int channel_map[] = {0, 4, 1, 5, 2, 6, 3, 7};
 	int ret = 0;
@@ -49,13 +44,13 @@ static int bf5xx_ad1836_hw_params(struct snd_pcm_substream *substream,
 	if (ret < 0)
 		return ret;
 
+	ret = snd_soc_dai_set_tdm_slot(cpu_dai, 0xFF, 0xFF, 8, 32);
+	if (ret < 0)
+		return ret;
+
 	return 0;
 }
 
-static struct snd_soc_ops bf5xx_ad1836_ops = {
-	.hw_params = bf5xx_ad1836_hw_params,
-};
-
 #define BF5XX_AD1836_DAIFMT (SND_SOC_DAIFMT_DSP_A | SND_SOC_DAIFMT_IB_IF | \
 				SND_SOC_DAIFMT_CBM_CFM)
 
@@ -63,9 +58,9 @@ static struct snd_soc_dai_link bf5xx_ad1836_dai = {
 	.name = "ad1836",
 	.stream_name = "AD1836",
 	.codec_dai_name = "ad1836-hifi",
-	.platform_name = "bfin-tdm-pcm-audio",
-	.ops = &bf5xx_ad1836_ops,
+	.platform_name = "bfin-i2s-pcm-audio",
 	.dai_fmt = BF5XX_AD1836_DAIFMT,
+	.init = bf5xx_ad1836_init,
 };
 
 static struct snd_soc_card bf5xx_ad1836 = {

sound/soc/blackfin/bf5xx-ad193x.c

@@ -39,30 +39,16 @@
 
 #include "../codecs/ad193x.h"
 
-#include "bf5xx-tdm-pcm.h"
-#include "bf5xx-tdm.h"
-
 static struct snd_soc_card bf5xx_ad193x;
 
-static int bf5xx_ad193x_hw_params(struct snd_pcm_substream *substream,
-	struct snd_pcm_hw_params *params)
+static int bf5xx_ad193x_link_init(struct snd_soc_pcm_runtime *rtd)
 {
-	struct snd_soc_pcm_runtime *rtd = substream->private_data;
 	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
 	struct snd_soc_dai *codec_dai = rtd->codec_dai;
-	unsigned int clk = 0;
-	unsigned int channel_map[] = {0, 1, 2, 3, 4, 5, 6, 7};
-	int ret = 0;
-
-	switch (params_rate(params)) {
-	case 48000:
-		clk = 24576000;
-		break;
-	}
+	int ret;
 
 	/* set the codec system clock for DAC and ADC */
-	ret = snd_soc_dai_set_sysclk(codec_dai, 0, clk,
-		SND_SOC_CLOCK_IN);
+	ret = snd_soc_dai_set_sysclk(codec_dai, 0, 24576000, SND_SOC_CLOCK_IN);
 	if (ret < 0)
 		return ret;
 
@@ -71,9 +57,7 @@ static int bf5xx_ad193x_hw_params(struct snd_pcm_substream *substream,
 	if (ret < 0)
 		return ret;
 
-	/* set cpu DAI channel mapping */
-	ret = snd_soc_dai_set_channel_map(cpu_dai, ARRAY_SIZE(channel_map),
-		channel_map, ARRAY_SIZE(channel_map), channel_map);
+	ret = snd_soc_dai_set_tdm_slot(cpu_dai, 0xFF, 0xFF, 8, 32);
 	if (ret < 0)
 		return ret;
 
@@ -83,30 +67,26 @@ static int bf5xx_ad193x_hw_params(struct snd_pcm_substream *substream,
 #define BF5XX_AD193X_DAIFMT (SND_SOC_DAIFMT_DSP_A | SND_SOC_DAIFMT_IB_IF | \
 				SND_SOC_DAIFMT_CBM_CFM)
 
-static struct snd_soc_ops bf5xx_ad193x_ops = {
-	.hw_params = bf5xx_ad193x_hw_params,
-};
-
 static struct snd_soc_dai_link bf5xx_ad193x_dai[] = {
 	{
 		.name = "ad193x",
 		.stream_name = "AD193X",
-		.cpu_dai_name = "bfin-tdm.0",
+		.cpu_dai_name = "bfin-i2s.0",
 		.codec_dai_name ="ad193x-hifi",
-		.platform_name = "bfin-tdm-pcm-audio",
+		.platform_name = "bfin-i2s-pcm-audio",
 		.codec_name = "spi0.5",
-		.ops = &bf5xx_ad193x_ops,
 		.dai_fmt = BF5XX_AD193X_DAIFMT,
+		.init = bf5xx_ad193x_link_init,
 	},
 	{
 		.name = "ad193x",
 		.stream_name = "AD193X",
-		.cpu_dai_name = "bfin-tdm.1",
+		.cpu_dai_name = "bfin-i2s.1",
 		.codec_dai_name ="ad193x-hifi",
-		.platform_name = "bfin-tdm-pcm-audio",
+		.platform_name = "bfin-i2s-pcm-audio",
 		.codec_name = "spi0.5",
-		.ops = &bf5xx_ad193x_ops,
 		.dai_fmt = BF5XX_AD193X_DAIFMT,
+		.init = bf5xx_ad193x_link_init,
 	},
 };
 

sound/soc/blackfin/bf5xx-ad1980.c

@@ -48,7 +48,6 @@
 
 #include "../codecs/ad1980.h"
 
-#include "bf5xx-ac97-pcm.h"
 #include "bf5xx-ac97.h"
 
 static struct snd_soc_card bf5xx_board;

sound/soc/blackfin/bf5xx-ad73311.c

@@ -45,7 +45,6 @@
 
 #include "../codecs/ad73311.h"
 #include "bf5xx-sport.h"
-#include "bf5xx-i2s-pcm.h"
 
 #if CONFIG_SND_BF5XX_SPORT_NUM == 0
 #define bfin_write_SPORT_TCR1	bfin_write_SPORT0_TCR1

sound/soc/blackfin/bf5xx-i2s-pcm.c

@@ -39,8 +39,8 @@
 
 #include <asm/dma.h>
 
-#include "bf5xx-i2s-pcm.h"
 #include "bf5xx-sport.h"
+#include "bf5xx-i2s-pcm.h"
 
 static void bf5xx_dma_irq(void *data)
 {
@@ -50,7 +50,6 @@ static void bf5xx_dma_irq(void *data)
 
 static const struct snd_pcm_hardware bf5xx_pcm_hardware = {
 	.info			= SNDRV_PCM_INFO_INTERLEAVED |
-				   SNDRV_PCM_INFO_MMAP |
 				   SNDRV_PCM_INFO_MMAP_VALID |
 				   SNDRV_PCM_INFO_BLOCK_TRANSFER,
 	.formats		= SNDRV_PCM_FMTBIT_S16_LE |
@@ -67,10 +66,16 @@ static const struct snd_pcm_hardware bf5xx_pcm_hardware = {
 static int bf5xx_pcm_hw_params(struct snd_pcm_substream *substream,
 	struct snd_pcm_hw_params *params)
 {
-	size_t size = bf5xx_pcm_hardware.buffer_bytes_max;
-	snd_pcm_lib_malloc_pages(substream, size);
+	struct snd_soc_pcm_runtime *rtd = substream->private_data;
+	unsigned int buffer_size = params_buffer_bytes(params);
+	struct bf5xx_i2s_pcm_data *dma_data;
 
-	return 0;
+	dma_data = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
+
+	if (dma_data->tdm_mode)
+		buffer_size = buffer_size / params_channels(params) * 8;
+
+	return snd_pcm_lib_malloc_pages(substream, buffer_size);
 }
 
 static int bf5xx_pcm_hw_free(struct snd_pcm_substream *substream)
@@ -82,9 +87,16 @@ static int bf5xx_pcm_hw_free(struct snd_pcm_substream *substream)
 
 static int bf5xx_pcm_prepare(struct snd_pcm_substream *substream)
 {
+	struct snd_soc_pcm_runtime *rtd = substream->private_data;
 	struct snd_pcm_runtime *runtime = substream->runtime;
 	struct sport_device *sport = runtime->private_data;
 	int period_bytes = frames_to_bytes(runtime, runtime->period_size);
+	struct bf5xx_i2s_pcm_data *dma_data;
+
+	dma_data = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
+
+	if (dma_data->tdm_mode)
+		period_bytes = period_bytes / runtime->channels * 8;
 
 	pr_debug("%s enter\n", __func__);
 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
@@ -131,10 +143,15 @@ static int bf5xx_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
 
 static snd_pcm_uframes_t bf5xx_pcm_pointer(struct snd_pcm_substream *substream)
 {
+	struct snd_soc_pcm_runtime *rtd = substream->private_data;
 	struct snd_pcm_runtime *runtime = substream->runtime;
 	struct sport_device *sport = runtime->private_data;
 	unsigned int diff;
 	snd_pcm_uframes_t frames;
+	struct bf5xx_i2s_pcm_data *dma_data;
+
+	dma_data = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
+
 	pr_debug("%s enter\n", __func__);
 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
 		diff = sport_curr_offset_tx(sport);
@@ -151,6 +168,8 @@ static snd_pcm_uframes_t bf5xx_pcm_pointer(struct snd_pcm_substream *substream)
 		diff = 0;
 
 	frames = bytes_to_frames(substream->runtime, diff);
+	if (dma_data->tdm_mode)
+		frames = frames * runtime->channels / 8;
 
 	return frames;
 }
@@ -162,11 +181,18 @@ static int bf5xx_pcm_open(struct snd_pcm_substream *substream)
 	struct sport_device *sport_handle = snd_soc_dai_get_drvdata(cpu_dai);
 	struct snd_pcm_runtime *runtime = substream->runtime;
 	struct snd_dma_buffer *buf = &substream->dma_buffer;
+	struct bf5xx_i2s_pcm_data *dma_data;
 	int ret;
 
+	dma_data = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
+
 	pr_debug("%s enter\n", __func__);
 
 	snd_soc_set_runtime_hwparams(substream, &bf5xx_pcm_hardware);
+	if (dma_data->tdm_mode)
+		runtime->hw.buffer_bytes_max /= 4;
+	else
+		runtime->hw.info |= SNDRV_PCM_INFO_MMAP;
 
 	ret = snd_pcm_hw_constraint_integer(runtime,
 			SNDRV_PCM_HW_PARAM_PERIODS);
@@ -202,6 +228,88 @@ static int bf5xx_pcm_mmap(struct snd_pcm_substream *substream,
 	return 0 ;
 }
 
+static int bf5xx_pcm_copy(struct snd_pcm_substream *substream, int channel,
+	snd_pcm_uframes_t pos, void *buf, snd_pcm_uframes_t count)
+{
+	struct snd_soc_pcm_runtime *rtd = substream->private_data;
+	struct snd_pcm_runtime *runtime = substream->runtime;
+	unsigned int sample_size = runtime->sample_bits / 8;
+	struct bf5xx_i2s_pcm_data *dma_data;
+	unsigned int i;
+	void *src, *dst;
+
+	dma_data = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
+
+	if (dma_data->tdm_mode) {
+		if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+			src = buf;
+			dst = runtime->dma_area;
+			dst += pos * sample_size * 8;
+
+			while (count--) {
+				for (i = 0; i < runtime->channels; i++) {
+					memcpy(dst + dma_data->map[i] *
+						sample_size, src, sample_size);
+					src += sample_size;
+				}
+				dst += 8 * sample_size;
+			}
+		} else {
+			src = runtime->dma_area;
+			src += pos * sample_size * 8;
+			dst = buf;
+
+			while (count--) {
+				for (i = 0; i < runtime->channels; i++) {
+					memcpy(dst, src + dma_data->map[i] *
+						sample_size, sample_size);
+					dst += sample_size;
+				}
+				src += 8 * sample_size;
+			}
+		}
+	} else {
+		if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+			src = buf;
+			dst = runtime->dma_area;
+			dst += frames_to_bytes(runtime, pos);
+		} else {
+			src = runtime->dma_area;
+			src += frames_to_bytes(runtime, pos);
+			dst = buf;
+		}
+
+		memcpy(dst, src, frames_to_bytes(runtime, count));
+	}
+
+	return 0;
+}
+
+static int bf5xx_pcm_silence(struct snd_pcm_substream *substream,
+	int channel, snd_pcm_uframes_t pos, snd_pcm_uframes_t count)
+{
+	struct snd_soc_pcm_runtime *rtd = substream->private_data;
+	struct snd_pcm_runtime *runtime = substream->runtime;
+	unsigned int sample_size = runtime->sample_bits / 8;
+	void *buf = runtime->dma_area;
+	struct bf5xx_i2s_pcm_data *dma_data;
+	unsigned int offset, size;
+
+	dma_data = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
+
+	if (dma_data->tdm_mode) {
+		offset = pos * 8 * sample_size;
+		size = count * 8 * sample_size;
+	} else {
+		offset = frames_to_bytes(runtime, pos);
+		size = frames_to_bytes(runtime, count);
+	}
+
+	snd_pcm_format_set_silence(runtime->format, buf + offset, size);
+
+	return 0;
+}
+
 static struct snd_pcm_ops bf5xx_pcm_i2s_ops = {
 	.open		= bf5xx_pcm_open,
 	.ioctl		= snd_pcm_lib_ioctl,
@@ -211,57 +319,16 @@ static struct snd_pcm_ops bf5xx_pcm_i2s_ops = {
 	.trigger	= bf5xx_pcm_trigger,
 	.pointer	= bf5xx_pcm_pointer,
 	.mmap		= bf5xx_pcm_mmap,
+	.copy		= bf5xx_pcm_copy,
+	.silence	= bf5xx_pcm_silence,
 };
 
-static int bf5xx_pcm_preallocate_dma_buffer(struct snd_pcm *pcm, int stream)
-{
-	struct snd_pcm_substream *substream = pcm->streams[stream].substream;
-	struct snd_dma_buffer *buf = &substream->dma_buffer;
-	size_t size = bf5xx_pcm_hardware.buffer_bytes_max;
-
-	buf->dev.type = SNDRV_DMA_TYPE_DEV;
-	buf->dev.dev = pcm->card->dev;
-	buf->private_data = NULL;
-	buf->area = dma_alloc_coherent(pcm->card->dev, size,
-			&buf->addr, GFP_KERNEL);
-	if (!buf->area) {
-		pr_err("Failed to allocate dma memory - Please increase uncached DMA memory region\n");
-		return -ENOMEM;
-	}
-	buf->bytes = size;
-
-	pr_debug("%s, area:%p, size:0x%08lx\n", __func__,
-		buf->area, buf->bytes);
-
-	return 0;
-}
-
-static void bf5xx_pcm_free_dma_buffers(struct snd_pcm *pcm)
-{
-	struct snd_pcm_substream *substream;
-	struct snd_dma_buffer *buf;
-	int stream;
-
-	for (stream = 0; stream < 2; stream++) {
-		substream = pcm->streams[stream].substream;
-		if (!substream)
-			continue;
-
-		buf = &substream->dma_buffer;
-		if (!buf->area)
-			continue;
-		dma_free_coherent(NULL, buf->bytes, buf->area, 0);
-		buf->area = NULL;
-	}
-}
-
 static u64 bf5xx_pcm_dmamask = DMA_BIT_MASK(32);
 
 static int bf5xx_pcm_i2s_new(struct snd_soc_pcm_runtime *rtd)
 {
 	struct snd_card *card = rtd->card->snd_card;
-	struct snd_pcm *pcm = rtd->pcm;
-	int ret = 0;
+	size_t size = bf5xx_pcm_hardware.buffer_bytes_max;
 
 	pr_debug("%s enter\n", __func__);
 	if (!card->dev->dma_mask)
@@ -269,27 +336,13 @@ static int bf5xx_pcm_i2s_new(struct snd_soc_pcm_runtime *rtd)
 	if (!card->dev->coherent_dma_mask)
 		card->dev->coherent_dma_mask = DMA_BIT_MASK(32);
 
-	if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream) {
-		ret = bf5xx_pcm_preallocate_dma_buffer(pcm,
-			SNDRV_PCM_STREAM_PLAYBACK);
-		if (ret)
-			goto out;
-	}
-
-	if (pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream) {
-		ret = bf5xx_pcm_preallocate_dma_buffer(pcm,
-			SNDRV_PCM_STREAM_CAPTURE);
-		if (ret)
-			goto out;
-	}
- out:
-	return ret;
+	return snd_pcm_lib_preallocate_pages_for_all(rtd->pcm,
+				SNDRV_DMA_TYPE_DEV, card->dev, size, size);
 }
 
 static struct snd_soc_platform_driver bf5xx_i2s_soc_platform = {
 	.ops		= &bf5xx_pcm_i2s_ops,
 	.pcm_new	= bf5xx_pcm_i2s_new,
-	.pcm_free	= bf5xx_pcm_free_dma_buffers,
 };
 
 static int bfin_i2s_soc_platform_probe(struct platform_device *pdev)

sound/soc/blackfin/bf5xx-i2s-pcm.h

 /*
- * linux/sound/arm/bf5xx-i2s-pcm.h -- ALSA PCM interface for the Blackfin
- *
- * Copyright 2007 Analog Device Inc.
- *
  * 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.
  */
 
-#ifndef _BF5XX_I2S_PCM_H
-#define _BF5XX_I2S_PCM_H
+#ifndef _BF5XX_TDM_PCM_H
+#define _BF5XX_TDM_PCM_H
 
-struct bf5xx_pcm_dma_params {
-	char *name;			/* stream identifier */
-};
+#define BFIN_TDM_DAI_MAX_SLOTS 8
 
-struct bf5xx_gpio {
-	u32 sys;
-	u32 rx;
-	u32 tx;
-	u32 clk;
-	u32 frm;
+struct bf5xx_i2s_pcm_data {
+	unsigned int map[BFIN_TDM_DAI_MAX_SLOTS];
+	bool tdm_mode;
 };
 
 #endif

sound/soc/blackfin/bf5xx-i2s.c

@@ -42,6 +42,7 @@
 #include <linux/gpio.h>
 
 #include "bf5xx-sport.h"
+#include "bf5xx-i2s-pcm.h"
 
 struct bf5xx_i2s_port {
 	u16 tcr1;
@@ -49,6 +50,13 @@ struct bf5xx_i2s_port {
 	u16 tcr2;
 	u16 rcr2;
 	int configured;
+
+	unsigned int slots;
+	unsigned int tx_mask;
+	unsigned int rx_mask;
+
+	struct bf5xx_i2s_pcm_data tx_dma_data;
+	struct bf5xx_i2s_pcm_data rx_dma_data;
 };
 
 static int bf5xx_i2s_set_dai_fmt(struct snd_soc_dai *cpu_dai,
@@ -74,7 +82,8 @@ static int bf5xx_i2s_set_dai_fmt(struct snd_soc_dai *cpu_dai,
 		ret = -EINVAL;
 		break;
 	default:
-		printk(KERN_ERR "%s: Unknown DAI format type\n", __func__);
+		dev_err(cpu_dai->dev, "%s: Unknown DAI format type\n",
+			__func__);
 		ret = -EINVAL;
 		break;
 	}
@@ -88,7 +97,8 @@ static int bf5xx_i2s_set_dai_fmt(struct snd_soc_dai *cpu_dai,
 		ret = -EINVAL;
 		break;
 	default:
-		printk(KERN_ERR "%s: Unknown DAI master type\n", __func__);
+		dev_err(cpu_dai->dev, "%s: Unknown DAI master type\n",
+			__func__);
 		ret = -EINVAL;
 		break;
 	}
@@ -141,14 +151,14 @@ static int bf5xx_i2s_hw_params(struct snd_pcm_substream *substream,
 		ret = sport_config_rx(sport_handle, bf5xx_i2s->rcr1,
 				      bf5xx_i2s->rcr2, 0, 0);
 		if (ret) {
-			pr_err("SPORT is busy!\n");
+			dev_err(dai->dev, "SPORT is busy!\n");
 			return -EBUSY;
 		}
 
 		ret = sport_config_tx(sport_handle, bf5xx_i2s->tcr1,
 				      bf5xx_i2s->tcr2, 0, 0);
 		if (ret) {
-			pr_err("SPORT is busy!\n");
+			dev_err(dai->dev, "SPORT is busy!\n");
 			return -EBUSY;
 		}
 	}
@@ -162,18 +172,76 @@ static void bf5xx_i2s_shutdown(struct snd_pcm_substream *substream,
 	struct sport_device *sport_handle = snd_soc_dai_get_drvdata(dai);
 	struct bf5xx_i2s_port *bf5xx_i2s = sport_handle->private_data;
 
-	pr_debug("%s enter\n", __func__);
+	dev_dbg(dai->dev, "%s enter\n", __func__);
 	/* No active stream, SPORT is allowed to be configured again. */
 	if (!dai->active)
 		bf5xx_i2s->configured = 0;
 }
 
+static int bf5xx_i2s_set_channel_map(struct snd_soc_dai *dai,
+		unsigned int tx_num, unsigned int *tx_slot,
+		unsigned int rx_num, unsigned int *rx_slot)
+{
+	struct sport_device *sport_handle = snd_soc_dai_get_drvdata(dai);
+	struct bf5xx_i2s_port *bf5xx_i2s = sport_handle->private_data;
+	unsigned int tx_mapped = 0, rx_mapped = 0;
+	unsigned int slot;
+	int i;
+
+	if ((tx_num > BFIN_TDM_DAI_MAX_SLOTS) ||
+			(rx_num > BFIN_TDM_DAI_MAX_SLOTS))
+		return -EINVAL;
+
+	for (i = 0; i < tx_num; i++) {
+		slot = tx_slot[i];
+		if ((slot < BFIN_TDM_DAI_MAX_SLOTS) &&
+				(!(tx_mapped & (1 << slot)))) {
+			bf5xx_i2s->tx_dma_data.map[i] = slot;
+			tx_mapped |= 1 << slot;
+		} else
+			return -EINVAL;
+	}
+	for (i = 0; i < rx_num; i++) {
+		slot = rx_slot[i];
+		if ((slot < BFIN_TDM_DAI_MAX_SLOTS) &&
+				(!(rx_mapped & (1 << slot)))) {
+			bf5xx_i2s->rx_dma_data.map[i] = slot;
+			rx_mapped |= 1 << slot;
+		} else
+			return -EINVAL;
+	}
+
+	return 0;
+}
+
+static int bf5xx_i2s_set_tdm_slot(struct snd_soc_dai *dai, unsigned int tx_mask,
+	unsigned int rx_mask, int slots, int width)
+{
+	struct sport_device *sport_handle = snd_soc_dai_get_drvdata(dai);
+	struct bf5xx_i2s_port *bf5xx_i2s = sport_handle->private_data;
+
+	if (slots % 8 != 0 || slots > 8)
+		return -EINVAL;
+
+	if (width != 32)
+		return -EINVAL;
+
+	bf5xx_i2s->slots = slots;
+	bf5xx_i2s->tx_mask = tx_mask;
+	bf5xx_i2s->rx_mask = rx_mask;
+
+	bf5xx_i2s->tx_dma_data.tdm_mode = slots != 0;
+	bf5xx_i2s->rx_dma_data.tdm_mode = slots != 0;
+
+	return sport_set_multichannel(sport_handle, slots, tx_mask, rx_mask, 0);
+}
+
 #ifdef CONFIG_PM
 static int bf5xx_i2s_suspend(struct snd_soc_dai *dai)
 {
 	struct sport_device *sport_handle = snd_soc_dai_get_drvdata(dai);
 
-	pr_debug("%s : sport %d\n", __func__, dai->id);
+	dev_dbg(dai->dev, "%s : sport %d\n", __func__, dai->id);
 
 	if (dai->capture_active)
 		sport_rx_stop(sport_handle);
@@ -188,23 +256,24 @@ static int bf5xx_i2s_resume(struct snd_soc_dai *dai)
 	struct bf5xx_i2s_port *bf5xx_i2s = sport_handle->private_data;
 	int ret;
 
-	pr_debug("%s : sport %d\n", __func__, dai->id);
+	dev_dbg(dai->dev, "%s : sport %d\n", __func__, dai->id);
 
 	ret = sport_config_rx(sport_handle, bf5xx_i2s->rcr1,
 				      bf5xx_i2s->rcr2, 0, 0);
 	if (ret) {
-		pr_err("SPORT is busy!\n");
+		dev_err(dai->dev, "SPORT is busy!\n");
 		return -EBUSY;
 	}
 
 	ret = sport_config_tx(sport_handle, bf5xx_i2s->tcr1,
 				      bf5xx_i2s->tcr2, 0, 0);
 	if (ret) {
-		pr_err("SPORT is busy!\n");
+		dev_err(dai->dev, "SPORT is busy!\n");
 		return -EBUSY;
 	}
 
-	return 0;
+	return sport_set_multichannel(sport_handle, bf5xx_i2s->slots,
+			bf5xx_i2s->tx_mask, bf5xx_i2s->rx_mask, 0);
 }
 
 #else
@@ -212,6 +281,23 @@ static int bf5xx_i2s_resume(struct snd_soc_dai *dai)
 #define bf5xx_i2s_resume	NULL
 #endif
 
+static int bf5xx_i2s_dai_probe(struct snd_soc_dai *dai)
+{
+	struct sport_device *sport_handle = snd_soc_dai_get_drvdata(dai);
+	struct bf5xx_i2s_port *bf5xx_i2s = sport_handle->private_data;
+	unsigned int i;
+
+	for (i = 0; i < BFIN_TDM_DAI_MAX_SLOTS; i++) {
+		bf5xx_i2s->tx_dma_data.map[i] = i;
+		bf5xx_i2s->rx_dma_data.map[i] = i;
+	}
+
+	dai->playback_dma_data = &bf5xx_i2s->tx_dma_data;
+	dai->capture_dma_data = &bf5xx_i2s->rx_dma_data;
+
+	return 0;
+}
+
 #define BF5XX_I2S_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\
 		SNDRV_PCM_RATE_16000 | SNDRV_PCM_RATE_22050 | \
 		SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 | \
@@ -224,22 +310,25 @@ static int bf5xx_i2s_resume(struct snd_soc_dai *dai)
 	 SNDRV_PCM_FMTBIT_S32_LE)
 
 static const struct snd_soc_dai_ops bf5xx_i2s_dai_ops = {
-	.shutdown	= bf5xx_i2s_shutdown,
-	.hw_params	= bf5xx_i2s_hw_params,
-	.set_fmt	= bf5xx_i2s_set_dai_fmt,
+	.shutdown	 = bf5xx_i2s_shutdown,
+	.hw_params	 = bf5xx_i2s_hw_params,
+	.set_fmt	 = bf5xx_i2s_set_dai_fmt,
+	.set_tdm_slot	 = bf5xx_i2s_set_tdm_slot,
+	.set_channel_map = bf5xx_i2s_set_channel_map,
 };
 
 static struct snd_soc_dai_driver bf5xx_i2s_dai = {
+	.probe = bf5xx_i2s_dai_probe,
 	.suspend = bf5xx_i2s_suspend,
 	.resume = bf5xx_i2s_resume,
 	.playback = {
-		.channels_min = 1,
-		.channels_max = 2,
+		.channels_min = 2,
+		.channels_max = 8,
 		.rates = BF5XX_I2S_RATES,
 		.formats = BF5XX_I2S_FORMATS,},
 	.capture = {
-		.channels_min = 1,
-		.channels_max = 2,
+		.channels_min = 2,
+		.channels_max = 8,
 		.rates = BF5XX_I2S_RATES,
 		.formats = BF5XX_I2S_FORMATS,},
 	.ops = &bf5xx_i2s_dai_ops,
@@ -255,7 +344,7 @@ static int bf5xx_i2s_probe(struct platform_device *pdev)
 	int ret;
 
 	/* configure SPORT for I2S */
-	sport_handle = sport_init(pdev, 4, 2 * sizeof(u32),
+	sport_handle = sport_init(pdev, 4, 8 * sizeof(u32),
 		sizeof(struct bf5xx_i2s_port));
 	if (!sport_handle)
 		return -ENODEV;
@@ -264,7 +353,7 @@ static int bf5xx_i2s_probe(struct platform_device *pdev)
 	ret = snd_soc_register_component(&pdev->dev, &bf5xx_i2s_component,
 					 &bf5xx_i2s_dai, 1);
 	if (ret) {
-		pr_err("Failed to register DAI: %d\n", ret);
+		dev_err(&pdev->dev, "Failed to register DAI: %d\n", ret);
 		sport_done(sport_handle);
 		return ret;
 	}
@@ -276,7 +365,7 @@ static int bf5xx_i2s_remove(struct platform_device *pdev)
 {
 	struct sport_device *sport_handle = platform_get_drvdata(pdev);
 
-	pr_debug("%s enter\n", __func__);
+	dev_dbg(&pdev->dev, "%s enter\n", __func__);
 
 	snd_soc_unregister_component(&pdev->dev);
 	sport_done(sport_handle);

sound/soc/blackfin/bf5xx-sport.c

@@ -46,10 +46,10 @@
 /* note: multichannel is in units of 8 channels,
  * tdm_count is # channels NOT / 8 ! */
 int sport_set_multichannel(struct sport_device *sport,
-		int tdm_count, u32 mask, int packed)
+		int tdm_count, u32 tx_mask, u32 rx_mask, int packed)
 {
-	pr_debug("%s tdm_count=%d mask:0x%08x packed=%d\n", __func__,
-			tdm_count, mask, packed);
+	pr_debug("%s tdm_count=%d tx_mask:0x%08x rx_mask:0x%08x packed=%d\n",
+			__func__, tdm_count, tx_mask, rx_mask, packed);
 
 	if ((sport->regs->tcr1 & TSPEN) || (sport->regs->rcr1 & RSPEN))
 		return -EBUSY;
@@ -65,8 +65,8 @@ int sport_set_multichannel(struct sport_device *sport,
 		sport->regs->mcmc2 = FRAME_DELAY | MCMEN | \
 				(packed ? (MCDTXPE|MCDRXPE) : 0);
 
-		sport->regs->mtcs0 = mask;
-		sport->regs->mrcs0 = mask;
+		sport->regs->mtcs0 = tx_mask;
+		sport->regs->mrcs0 = rx_mask;
 		sport->regs->mtcs1 = 0;
 		sport->regs->mrcs1 = 0;
 		sport->regs->mtcs2 = 0;

sound/soc/blackfin/bf5xx-sport.h

@@ -128,7 +128,7 @@ void sport_done(struct sport_device *sport);
 /* note: multichannel is in units of 8 channels, tdm_count is number of channels
  *  NOT / 8 ! all channels are enabled by default */
 int sport_set_multichannel(struct sport_device *sport, int tdm_count,
-		u32 mask, int packed);
+		u32 tx_mask, u32 rx_mask, int packed);
 
 int sport_config_rx(struct sport_device *sport,
 		unsigned int rcr1, unsigned int rcr2,

sound/soc/blackfin/bf5xx-ssm2602.c

@@ -40,7 +40,6 @@
 #include <linux/gpio.h>
 #include "../codecs/ssm2602.h"
 #include "bf5xx-sport.h"
-#include "bf5xx-i2s-pcm.h"
 
 static struct snd_soc_card bf5xx_ssm2602;
 

sound/soc/blackfin/bf5xx-tdm-pcm.c

-/*
- * File:         sound/soc/blackfin/bf5xx-tdm-pcm.c
- * Author:       Barry Song <Barry.Song@analog.com>
- *
- * Created:      Tue June 06 2009
- * Description:  DMA driver for tdm codec
- *
- * Modified:
- *               Copyright 2009 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * 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.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
- */
-
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/platform_device.h>
-#include <linux/dma-mapping.h>
-#include <linux/gfp.h>
-
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/pcm_params.h>
-#include <sound/soc.h>
-
-#include <asm/dma.h>
-
-#include "bf5xx-tdm-pcm.h"
-#include "bf5xx-tdm.h"
-#include "bf5xx-sport.h"
-
-#define PCM_BUFFER_MAX  0x8000
-#define FRAGMENT_SIZE_MIN  (4*1024)
-#define FRAGMENTS_MIN  2
-#define FRAGMENTS_MAX  32
-
-static void bf5xx_dma_irq(void *data)
-{
-	struct snd_pcm_substream *pcm = data;
-	snd_pcm_period_elapsed(pcm);
-}
-
-static const struct snd_pcm_hardware bf5xx_pcm_hardware = {
-	.info = (SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER |
-		SNDRV_PCM_INFO_RESUME),
-	.formats =          SNDRV_PCM_FMTBIT_S32_LE,
-	.rates =            SNDRV_PCM_RATE_48000,
-	.channels_min =     2,
-	.channels_max =     8,
-	.buffer_bytes_max = PCM_BUFFER_MAX,
-	.period_bytes_min = FRAGMENT_SIZE_MIN,
-	.period_bytes_max = PCM_BUFFER_MAX/2,
-	.periods_min =      FRAGMENTS_MIN,
-	.periods_max =      FRAGMENTS_MAX,
-};
-
-static int bf5xx_pcm_hw_params(struct snd_pcm_substream *substream,
-	struct snd_pcm_hw_params *params)
-{
-	size_t size = bf5xx_pcm_hardware.buffer_bytes_max;
-	snd_pcm_lib_malloc_pages(substream, size * 4);
-
-	return 0;
-}
-
-static int bf5xx_pcm_hw_free(struct snd_pcm_substream *substream)
-{
-	snd_pcm_lib_free_pages(substream);
-
-	return 0;
-}
-
-static int bf5xx_pcm_prepare(struct snd_pcm_substream *substream)
-{
-	struct snd_pcm_runtime *runtime = substream->runtime;
-	struct sport_device *sport = runtime->private_data;
-	int fragsize_bytes = frames_to_bytes(runtime, runtime->period_size);
-
-	fragsize_bytes /= runtime->channels;
-	/* inflate the fragsize to match the dma width of SPORT */
-	fragsize_bytes *= 8;
-
-	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
-		sport_set_tx_callback(sport, bf5xx_dma_irq, substream);
-		sport_config_tx_dma(sport, runtime->dma_area,
-			runtime->periods, fragsize_bytes);
-	} else {
-		sport_set_rx_callback(sport, bf5xx_dma_irq, substream);
-		sport_config_rx_dma(sport, runtime->dma_area,
-			runtime->periods, fragsize_bytes);
-	}
-
-	return 0;
-}
-
-static int bf5xx_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
-{
-	struct snd_pcm_runtime *runtime = substream->runtime;
-	struct sport_device *sport = runtime->private_data;
-	int ret = 0;
-
-	switch (cmd) {
-	case SNDRV_PCM_TRIGGER_START:
-		if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
-			sport_tx_start(sport);
-		else
-			sport_rx_start(sport);
-		break;
-	case SNDRV_PCM_TRIGGER_STOP:
-	case SNDRV_PCM_TRIGGER_SUSPEND:
-	case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
-		if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
-			sport_tx_stop(sport);
-		else
-			sport_rx_stop(sport);
-		break;
-	default:
-		ret = -EINVAL;
-	}
-
-	return ret;
-}
-
-static snd_pcm_uframes_t bf5xx_pcm_pointer(struct snd_pcm_substream *substream)
-{
-	struct snd_pcm_runtime *runtime = substream->runtime;
-	struct sport_device *sport = runtime->private_data;
-	unsigned int diff;
-	snd_pcm_uframes_t frames;
-
-	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
-		diff = sport_curr_offset_tx(sport);
-		frames = diff / (8*4); /* 32 bytes per frame */
-	} else {
-		diff = sport_curr_offset_rx(sport);
-		frames = diff / (8*4);
-	}
-	return frames;
-}
-
-static int bf5xx_pcm_open(struct snd_pcm_substream *substream)
-{
-	struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
-	struct sport_device *sport_handle = snd_soc_dai_get_drvdata(cpu_dai);
-	struct snd_pcm_runtime *runtime = substream->runtime;
-	struct snd_dma_buffer *buf = &substream->dma_buffer;
-
-	int ret = 0;
-
-	snd_soc_set_runtime_hwparams(substream, &bf5xx_pcm_hardware);
-
-	ret = snd_pcm_hw_constraint_integer(runtime,
-		SNDRV_PCM_HW_PARAM_PERIODS);
-	if (ret < 0)
-		goto out;
-
-	if (sport_handle != NULL) {
-		if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
-			sport_handle->tx_buf = buf->area;
-		else
-			sport_handle->rx_buf = buf->area;
-
-		runtime->private_data = sport_handle;
-	} else {
-		pr_err("sport_handle is NULL\n");
-		ret = -ENODEV;
-	}
-out:
-	return ret;
-}
-
-static int bf5xx_pcm_copy(struct snd_pcm_substream *substream, int channel,
-	snd_pcm_uframes_t pos, void *buf, snd_pcm_uframes_t count)
-{
-	struct snd_pcm_runtime *runtime = substream->runtime;
-	struct sport_device *sport = runtime->private_data;
-	struct bf5xx_tdm_port *tdm_port = sport->private_data;
-	unsigned int *src;
-	unsigned int *dst;
-	int i;
-
-	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
-		src = buf;
-		dst = (unsigned int *)substream->runtime->dma_area;
-
-		dst += pos * 8;
-		while (count--) {
-			for (i = 0; i < substream->runtime->channels; i++)
-				*(dst + tdm_port->tx_map[i]) = *src++;
-			dst += 8;
-		}
-	} else {
-		src = (unsigned int *)substream->runtime->dma_area;
-		dst = buf;
-
-		src += pos * 8;
-		while (count--) {
-			for (i = 0; i < substream->runtime->channels; i++)
-				*dst++ = *(src + tdm_port->rx_map[i]);
-			src += 8;
-		}
-	}
-
-	return 0;
-}
-
-static int bf5xx_pcm_silence(struct snd_pcm_substream *substream,
-	int channel, snd_pcm_uframes_t pos, snd_pcm_uframes_t count)
-{
-	unsigned char *buf = substream->runtime->dma_area;
-	buf += pos * 8 * 4;
-	memset(buf, '\0', count * 8 * 4);
-
-	return 0;
-}
-
-
-struct snd_pcm_ops bf5xx_pcm_tdm_ops = {
-	.open           = bf5xx_pcm_open,
-	.ioctl          = snd_pcm_lib_ioctl,
-	.hw_params      = bf5xx_pcm_hw_params,
-	.hw_free        = bf5xx_pcm_hw_free,
-	.prepare        = bf5xx_pcm_prepare,
-	.trigger        = bf5xx_pcm_trigger,
-	.pointer        = bf5xx_pcm_pointer,
-	.copy           = bf5xx_pcm_copy,
-	.silence        = bf5xx_pcm_silence,
-};
-
-static int bf5xx_pcm_preallocate_dma_buffer(struct snd_pcm *pcm, int stream)
-{
-	struct snd_pcm_substream *substream = pcm->streams[stream].substream;
-	struct snd_dma_buffer *buf = &substream->dma_buffer;
-	size_t size = bf5xx_pcm_hardware.buffer_bytes_max;
-
-	buf->dev.type = SNDRV_DMA_TYPE_DEV;
-	buf->dev.dev = pcm->card->dev;
-	buf->private_data = NULL;
-	buf->area = dma_alloc_coherent(pcm->card->dev, size * 4,
-		&buf->addr, GFP_KERNEL);
-	if (!buf->area) {
-		pr_err("Failed to allocate dma memory - Please increase uncached DMA memory region\n");
-		return -ENOMEM;
-	}
-	buf->bytes = size;
-
-	return 0;
-}
-
-static void bf5xx_pcm_free_dma_buffers(struct snd_pcm *pcm)
-{
-	struct snd_pcm_substream *substream;
-	struct snd_dma_buffer *buf;
-	int stream;
-
-	for (stream = 0; stream < 2; stream++) {
-		substream = pcm->streams[stream].substream;
-		if (!substream)
-			continue;
-
-		buf = &substream->dma_buffer;
-		if (!buf->area)
-			continue;
-		dma_free_coherent(NULL, buf->bytes, buf->area, 0);
-		buf->area = NULL;
-	}
-}
-
-static u64 bf5xx_pcm_dmamask = DMA_BIT_MASK(32);
-
-static int bf5xx_pcm_tdm_new(struct snd_soc_pcm_runtime *rtd)
-{
-	struct snd_card *card = rtd->card->snd_card;
-	struct snd_pcm *pcm = rtd->pcm;
-	int ret = 0;
-
-	if (!card->dev->dma_mask)
-		card->dev->dma_mask = &bf5xx_pcm_dmamask;
-	if (!card->dev->coherent_dma_mask)
-		card->dev->coherent_dma_mask = DMA_BIT_MASK(32);
-
-	if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream) {
-		ret = bf5xx_pcm_preallocate_dma_buffer(pcm,
-			SNDRV_PCM_STREAM_PLAYBACK);
-		if (ret)
-			goto out;
-	}
-
-	if (pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream) {
-		ret = bf5xx_pcm_preallocate_dma_buffer(pcm,
-			SNDRV_PCM_STREAM_CAPTURE);
-		if (ret)
-			goto out;
-	}
-out:
-	return ret;
-}
-
-static struct snd_soc_platform_driver bf5xx_tdm_soc_platform = {
-	.ops        = &bf5xx_pcm_tdm_ops,
-	.pcm_new        = bf5xx_pcm_tdm_new,
-	.pcm_free       = bf5xx_pcm_free_dma_buffers,
-};
-
-static int bf5xx_soc_platform_probe(struct platform_device *pdev)
-{
-	return snd_soc_register_platform(&pdev->dev, &bf5xx_tdm_soc_platform);
-}
-
-static int bf5xx_soc_platform_remove(struct platform_device *pdev)
-{
-	snd_soc_unregister_platform(&pdev->dev);
-	return 0;
-}
-
-static struct platform_driver bfin_tdm_driver = {
-	.driver = {
-			.name = "bfin-tdm-pcm-audio",
-			.owner = THIS_MODULE,
-	},
-
-	.probe = bf5xx_soc_platform_probe,
-	.remove = bf5xx_soc_platform_remove,
-};
-
-module_platform_driver(bfin_tdm_driver);
-
-MODULE_AUTHOR("Barry Song");
-MODULE_DESCRIPTION("ADI Blackfin TDM PCM DMA module");
-MODULE_LICENSE("GPL");

sound/soc/blackfin/bf5xx-tdm-pcm.h

-/*
- * sound/soc/blackfin/bf5xx-tdm-pcm.h -- ALSA PCM interface for the Blackfin
- *
- * Copyright 2009 Analog Device Inc.
- *
- * 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.
- */
-
-#ifndef _BF5XX_TDM_PCM_H
-#define _BF5XX_TDM_PCM_H
-
-struct bf5xx_pcm_dma_params {
-	char *name;                     /* stream identifier */
-};
-
-#endif

sound/soc/blackfin/bf5xx-tdm.c

-/*
- * File:         sound/soc/blackfin/bf5xx-tdm.c
- * Author:       Barry Song <Barry.Song@analog.com>
- *
- * Created:      Thurs June 04 2009
- * Description:  Blackfin I2S(TDM) CPU DAI driver
- *              Even though TDM mode can be as part of I2S DAI, but there
- *              are so much difference in configuration and data flow,
- *              it's very ugly to integrate I2S and TDM into a module
- *
- * Modified:
- *               Copyright 2009 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * 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.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
- */
-
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/device.h>
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/pcm_params.h>
-#include <sound/initval.h>
-#include <sound/soc.h>
-
-#include <asm/irq.h>
-#include <asm/portmux.h>
-#include <linux/mutex.h>
-#include <linux/gpio.h>
-
-#include "bf5xx-sport.h"
-#include "bf5xx-tdm.h"
-
-static int bf5xx_tdm_set_dai_fmt(struct snd_soc_dai *cpu_dai,
-	unsigned int fmt)
-{
-	int ret = 0;
-
-	/* interface format:support TDM,slave mode */
-	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
-	case SND_SOC_DAIFMT_DSP_A:
-		break;
-	default:
-		printk(KERN_ERR "%s: Unknown DAI format type\n", __func__);
-		ret = -EINVAL;
-		break;
-	}
-
-	switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
-	case SND_SOC_DAIFMT_CBM_CFM:
-		break;
-	case SND_SOC_DAIFMT_CBS_CFS:
-	case SND_SOC_DAIFMT_CBM_CFS:
-	case SND_SOC_DAIFMT_CBS_CFM:
-		ret = -EINVAL;
-		break;
-	default:
-		printk(KERN_ERR "%s: Unknown DAI master type\n", __func__);
-		ret = -EINVAL;
-		break;
-	}
-
-	return ret;
-}
-
-static int bf5xx_tdm_hw_params(struct snd_pcm_substream *substream,
-	struct snd_pcm_hw_params *params,
-	struct snd_soc_dai *dai)
-{
-	struct sport_device *sport_handle = snd_soc_dai_get_drvdata(dai);
-	struct bf5xx_tdm_port *bf5xx_tdm = sport_handle->private_data;
-	int ret = 0;
-
-	bf5xx_tdm->tcr2 &= ~0x1f;
-	bf5xx_tdm->rcr2 &= ~0x1f;
-	switch (params_format(params)) {
-	case SNDRV_PCM_FORMAT_S32_LE:
-		bf5xx_tdm->tcr2 |= 31;
-		bf5xx_tdm->rcr2 |= 31;
-		sport_handle->wdsize = 4;
-		break;
-		/* at present, we only support 32bit transfer */
-	default:
-		pr_err("not supported PCM format yet\n");
-		return -EINVAL;
-		break;
-	}
-
-	if (!bf5xx_tdm->configured) {
-		/*
-		 * TX and RX are not independent,they are enabled at the
-		 * same time, even if only one side is running. So, we
-		 * need to configure both of them at the time when the first
-		 * stream is opened.
-		 *
-		 * CPU DAI:slave mode.
-		 */
-		ret = sport_config_rx(sport_handle, bf5xx_tdm->rcr1,
-			bf5xx_tdm->rcr2, 0, 0);
-		if (ret) {
-			pr_err("SPORT is busy!\n");
-			return -EBUSY;
-		}
-
-		ret = sport_config_tx(sport_handle, bf5xx_tdm->tcr1,
-			bf5xx_tdm->tcr2, 0, 0);
-		if (ret) {
-			pr_err("SPORT is busy!\n");
-			return -EBUSY;
-		}
-
-		bf5xx_tdm->configured = 1;
-	}
-
-	return 0;
-}
-
-static void bf5xx_tdm_shutdown(struct snd_pcm_substream *substream,
-	struct snd_soc_dai *dai)
-{
-	struct sport_device *sport_handle = snd_soc_dai_get_drvdata(dai);
-	struct bf5xx_tdm_port *bf5xx_tdm = sport_handle->private_data;
-
-	/* No active stream, SPORT is allowed to be configured again. */
-	if (!dai->active)
-		bf5xx_tdm->configured = 0;
-}
-
-static int bf5xx_tdm_set_channel_map(struct snd_soc_dai *dai,
-		unsigned int tx_num, unsigned int *tx_slot,
-		unsigned int rx_num, unsigned int *rx_slot)
-{
-	struct sport_device *sport_handle = snd_soc_dai_get_drvdata(dai);
-	struct bf5xx_tdm_port *bf5xx_tdm = sport_handle->private_data;
-	int i;
-	unsigned int slot;
-	unsigned int tx_mapped = 0, rx_mapped = 0;
-
-	if ((tx_num > BFIN_TDM_DAI_MAX_SLOTS) ||
-			(rx_num > BFIN_TDM_DAI_MAX_SLOTS))
-		return -EINVAL;
-
-	for (i = 0; i < tx_num; i++) {
-		slot = tx_slot[i];
-		if ((slot < BFIN_TDM_DAI_MAX_SLOTS) &&
-				(!(tx_mapped & (1 << slot)))) {
-			bf5xx_tdm->tx_map[i] = slot;
-			tx_mapped |= 1 << slot;
-		} else
-			return -EINVAL;
-	}
-	for (i = 0; i < rx_num; i++) {
-		slot = rx_slot[i];
-		if ((slot < BFIN_TDM_DAI_MAX_SLOTS) &&
-				(!(rx_mapped & (1 << slot)))) {
-			bf5xx_tdm->rx_map[i] = slot;
-			rx_mapped |= 1 << slot;
-		} else
-			return -EINVAL;
-	}
-
-	return 0;
-}
-
-#ifdef CONFIG_PM
-static int bf5xx_tdm_suspend(struct snd_soc_dai *dai)
-{
-	struct sport_device *sport = snd_soc_dai_get_drvdata(dai);
-
-	if (dai->playback_active)
-		sport_tx_stop(sport);
-	if (dai->capture_active)
-		sport_rx_stop(sport);
-
-	/* isolate sync/clock pins from codec while sports resume */
-	peripheral_free_list(sport->pin_req);
-
-	return 0;
-}
-
-static int bf5xx_tdm_resume(struct snd_soc_dai *dai)
-{
-	int ret;
-	struct sport_device *sport = snd_soc_dai_get_drvdata(dai);
-
-	ret = sport_set_multichannel(sport, 8, 0xFF, 1);
-	if (ret) {
-		pr_err("SPORT is busy!\n");
-		ret = -EBUSY;
-	}
-
-	ret = sport_config_rx(sport, 0, 0x1F, 0, 0);
-	if (ret) {
-		pr_err("SPORT is busy!\n");
-		ret = -EBUSY;
-	}
-
-	ret = sport_config_tx(sport, 0, 0x1F, 0, 0);
-	if (ret) {
-		pr_err("SPORT is busy!\n");
-		ret = -EBUSY;
-	}
-
-	peripheral_request_list(sport->pin_req, "soc-audio");
-
-	return 0;
-}
-
-#else
-#define bf5xx_tdm_suspend      NULL
-#define bf5xx_tdm_resume       NULL
-#endif
-
-static const struct snd_soc_dai_ops bf5xx_tdm_dai_ops = {
-	.hw_params      = bf5xx_tdm_hw_params,
-	.set_fmt        = bf5xx_tdm_set_dai_fmt,
-	.shutdown       = bf5xx_tdm_shutdown,
-	.set_channel_map   = bf5xx_tdm_set_channel_map,
-};
-
-static struct snd_soc_dai_driver bf5xx_tdm_dai = {
-	.suspend = bf5xx_tdm_suspend,
-	.resume = bf5xx_tdm_resume,
-	.playback = {
-		.channels_min = 2,
-		.channels_max = 8,
-		.rates = SNDRV_PCM_RATE_48000,
-		.formats = SNDRV_PCM_FMTBIT_S32_LE,},
-	.capture = {
-		.channels_min = 2,
-		.channels_max = 8,
-		.rates = SNDRV_PCM_RATE_48000,
-		.formats = SNDRV_PCM_FMTBIT_S32_LE,},
-	.ops = &bf5xx_tdm_dai_ops,
-};
-
-static const struct snd_soc_component_driver bf5xx_tdm_component = {
-	.name		= "bf5xx-tdm",
-};
-
-static int bfin_tdm_probe(struct platform_device *pdev)
-{
-	struct sport_device *sport_handle;
-	int ret;
-
-	/* configure SPORT for TDM */
-	sport_handle = sport_init(pdev, 4, 8 * sizeof(u32),
-		sizeof(struct bf5xx_tdm_port));
-	if (!sport_handle)
-		return -ENODEV;
-
-	/* SPORT works in TDM mode */
-	ret = sport_set_multichannel(sport_handle, 8, 0xFF, 1);
-	if (ret) {
-		pr_err("SPORT is busy!\n");
-		ret = -EBUSY;
-		goto sport_config_err;
-	}
-
-	ret = sport_config_rx(sport_handle, 0, 0x1F, 0, 0);
-	if (ret) {
-		pr_err("SPORT is busy!\n");
-		ret = -EBUSY;
-		goto sport_config_err;
-	}
-
-	ret = sport_config_tx(sport_handle, 0, 0x1F, 0, 0);
-	if (ret) {
-		pr_err("SPORT is busy!\n");
-		ret = -EBUSY;
-		goto sport_config_err;
-	}
-
-	ret = snd_soc_register_component(&pdev->dev, &bf5xx_tdm_component,
-					 &bf5xx_tdm_dai, 1);
-	if (ret) {
-		pr_err("Failed to register DAI: %d\n", ret);
-		goto sport_config_err;
-	}
-
-	return 0;
-
-sport_config_err:
-	sport_done(sport_handle);
-	return ret;
-}
-
-static int bfin_tdm_remove(struct platform_device *pdev)
-{
-	struct sport_device *sport_handle = platform_get_drvdata(pdev);
-
-	snd_soc_unregister_component(&pdev->dev);
-	sport_done(sport_handle);
-
-	return 0;
-}
-
-static struct platform_driver bfin_tdm_driver = {
-	.probe  = bfin_tdm_probe,
-	.remove = bfin_tdm_remove,
-	.driver = {
-		.name   = "bfin-tdm",
-		.owner  = THIS_MODULE,
-	},
-};
-
-module_platform_driver(bfin_tdm_driver);
-
-/* Module information */
-MODULE_AUTHOR("Barry Song");
-MODULE_DESCRIPTION("TDM driver for ADI Blackfin");
-MODULE_LICENSE("GPL");
-

sound/soc/blackfin/bf5xx-tdm.h

-/*
- * sound/soc/blackfin/bf5xx-tdm.h
- *
- * 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.
- */
-
-#ifndef _BF5XX_TDM_H
-#define _BF5XX_TDM_H
-
-#define BFIN_TDM_DAI_MAX_SLOTS 8
-struct bf5xx_tdm_port {
-	u16 tcr1;
-	u16 rcr1;
-	u16 tcr2;
-	u16 rcr2;
-	unsigned int tx_map[BFIN_TDM_DAI_MAX_SLOTS];
-	unsigned int rx_map[BFIN_TDM_DAI_MAX_SLOTS];
-	int configured;
-};
-
-#endif