22 files changed, 263 insertions, 46 deletions

diff --git a/arch/arm/mach-davinci/devices.c b/arch/arm/mach-davinci/devices.c
index 8b7201e4c79..de40e9c787e 100644
--- a/arch/arm/mach-davinci/devices.c
+++ b/arch/arm/mach-davinci/devices.c
@@ -295,6 +295,18 @@ static void davinci_init_wdt(void)
 
 /*-------------------------------------------------------------------------*/
 
+struct platform_device davinci_pcm_device = {
+        .name           = "davinci-pcm-audio",
+        .id             = -1,
+};
+
+static void davinci_init_pcm(void)
+{
+        platform_device_register(&davinci_pcm_device);
+}
+
+/*-------------------------------------------------------------------------*/
+
 struct davinci_timer_instance davinci_timer_instance[2] = {
         {
                 .base           = DAVINCI_TIMER0_BASE,
@@ -315,6 +327,7 @@ static int __init davinci_init_devices(void)
         /* please keep these calls, and their implementations above,
          * in alphabetical order so they're easier to sort through.
          */
+        davinci_init_pcm();
         davinci_init_wdt();
 
         return 0;
diff --git a/arch/arm/mach-ep93xx/core.c b/arch/arm/mach-ep93xx/core.c
index 4cb55d3902f..ffdf87be295 100644
--- a/arch/arm/mach-ep93xx/core.c
+++ b/arch/arm/mach-ep93xx/core.c
@@ -776,9 +776,15 @@ static struct platform_device ep93xx_i2s_device = {
         .resource       = ep93xx_i2s_resource,
 };
 
+static struct platform_device ep93xx_pcm_device = {
+        .name           = "ep93xx-pcm-audio",
+        .id             = -1,
+};
+
 void __init ep93xx_register_i2s(void)
 {
         platform_device_register(&ep93xx_i2s_device);
+        platform_device_register(&ep93xx_pcm_device);
 }
 
 #define EP93XX_SYSCON_DEVCFG_I2S_MASK   (EP93XX_SYSCON_DEVCFG_I2SONSSP | \
@@ -826,6 +832,40 @@ void ep93xx_i2s_release(void)
 }
 EXPORT_SYMBOL(ep93xx_i2s_release);
 
+/*************************************************************************
+ * EP93xx AC97 audio peripheral handling
+ *************************************************************************/
+static struct resource ep93xx_ac97_resources[] = {
+        {
+                .start  = EP93XX_AAC_PHYS_BASE,
+                .end    = EP93XX_AAC_PHYS_BASE + 0xb0 - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+        {
+                .start  = IRQ_EP93XX_AACINTR,
+                .end    = IRQ_EP93XX_AACINTR,
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+
+static struct platform_device ep93xx_ac97_device = {
+        .name           = "ep93xx-ac97",
+        .id             = -1,
+        .num_resources  = ARRAY_SIZE(ep93xx_ac97_resources),
+        .resource       = ep93xx_ac97_resources,
+};
+
+void __init ep93xx_register_ac97(void)
+{
+        /*
+         * Make sure that the AC97 pins are not used by I2S.
+         */
+        ep93xx_devcfg_clear_bits(EP93XX_SYSCON_DEVCFG_I2SONAC97);
+
+        platform_device_register(&ep93xx_ac97_device);
+        platform_device_register(&ep93xx_pcm_device);
+}
+
 extern void ep93xx_gpio_init(void);
 
 void __init ep93xx_init_devices(void)
diff --git a/arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h b/arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h
index c54b3e56ba6..9ac4d105509 100644
--- a/arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h
+++ b/arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h
@@ -105,6 +105,7 @@
 #define EP93XX_GPIO_B_INT_STATUS        EP93XX_GPIO_REG(0xbc)
 #define EP93XX_GPIO_EEDRIVE             EP93XX_GPIO_REG(0xc8)
 
+#define EP93XX_AAC_PHYS_BASE            EP93XX_APB_PHYS(0x00080000)
 #define EP93XX_AAC_BASE                 EP93XX_APB_IOMEM(0x00080000)
 
 #define EP93XX_SPI_PHYS_BASE            EP93XX_APB_PHYS(0x000a0000)
diff --git a/arch/arm/mach-ep93xx/include/mach/platform.h b/arch/arm/mach-ep93xx/include/mach/platform.h
index 3330b36d79e..50660455b1d 100644
--- a/arch/arm/mach-ep93xx/include/mach/platform.h
+++ b/arch/arm/mach-ep93xx/include/mach/platform.h
@@ -61,6 +61,7 @@ void ep93xx_keypad_release_gpio(struct platform_device *pdev);
 void ep93xx_register_i2s(void);
 int ep93xx_i2s_acquire(unsigned i2s_pins, unsigned i2s_config);
 void ep93xx_i2s_release(void);
+void ep93xx_register_ac97(void);
 
 void ep93xx_init_devices(void);
 extern struct sys_timer ep93xx_timer;
diff --git a/arch/arm/mach-ep93xx/simone.c b/arch/arm/mach-ep93xx/simone.c
index f22ce8db794..d96dc1c5da2 100644
--- a/arch/arm/mach-ep93xx/simone.c
+++ b/arch/arm/mach-ep93xx/simone.c
@@ -61,6 +61,7 @@ static void __init simone_init_machine(void)
         ep93xx_register_fb(&simone_fb_info);
         ep93xx_register_i2c(&simone_i2c_gpio_data, simone_i2c_board_info,
                             ARRAY_SIZE(simone_i2c_board_info));
+        ep93xx_register_ac97();
 }
 
 MACHINE_START(SIM_ONE, "Simplemachines Sim.One Board")
diff --git a/arch/arm/mach-kirkwood/common.c b/arch/arm/mach-kirkwood/common.c
index 1c82d4290da..51ff23b72d3 100644
--- a/arch/arm/mach-kirkwood/common.c
+++ b/arch/arm/mach-kirkwood/common.c
@@ -903,10 +903,16 @@ static struct platform_device kirkwood_i2s_device = {
         },
 };
 
+static struct platform_device kirkwood_pcm_device = {
+        .name           = "kirkwood-pcm-audio",
+        .id             = -1,
+};
+
 void __init kirkwood_audio_init(void)
 {
         kirkwood_clk_ctrl |= CGC_AUDIO;
         platform_device_register(&kirkwood_i2s_device);
+        platform_device_register(&kirkwood_pcm_device);
 }
 
 /*****************************************************************************
diff --git a/arch/arm/mach-omap1/devices.c b/arch/arm/mach-omap1/devices.c
index aa0725608fb..b583121b04b 100644
--- a/arch/arm/mach-omap1/devices.c
+++ b/arch/arm/mach-omap1/devices.c
@@ -25,6 +25,7 @@
 #include <mach/gpio.h>
 #include <plat/mmc.h>
 #include <plat/omap7xx.h>
+#include <plat/mcbsp.h>
 
 /*-------------------------------------------------------------------------*/
 
@@ -195,6 +196,30 @@ static inline void omap_init_spi100k(void)
 
 static inline void omap_init_sti(void) {}
 
+#if defined(CONFIG_SND_SOC) || defined(CONFIG_SND_SOC_MODULE)
+
+static struct platform_device omap_pcm = {
+        .name   = "omap-pcm-audio",
+        .id     = -1,
+};
+
+OMAP_MCBSP_PLATFORM_DEVICE(1);
+OMAP_MCBSP_PLATFORM_DEVICE(2);
+OMAP_MCBSP_PLATFORM_DEVICE(3);
+
+static void omap_init_audio(void)
+{
+        platform_device_register(&omap_mcbsp1);
+        platform_device_register(&omap_mcbsp2);
+        if (!cpu_is_omap7xx())
+                platform_device_register(&omap_mcbsp3);
+        platform_device_register(&omap_pcm);
+}
+
+#else
+static inline void omap_init_audio(void) {}
+#endif
+
 /*-------------------------------------------------------------------------*/
 
 /*
@@ -227,6 +252,7 @@ static int __init omap1_init_devices(void)
         omap_init_rtc();
         omap_init_spi100k();
         omap_init_sti();
+        omap_init_audio();
 
         return 0;
 }
diff --git a/arch/arm/mach-omap2/board-rx51-peripherals.c b/arch/arm/mach-omap2/board-rx51-peripherals.c
index ce28a851dcd..63d786bccb6 100644
--- a/arch/arm/mach-omap2/board-rx51-peripherals.c
+++ b/arch/arm/mach-omap2/board-rx51-peripherals.c
@@ -23,6 +23,7 @@
 #include <linux/gpio.h>
 #include <linux/gpio_keys.h>
 #include <linux/mmc/host.h>
+#include <sound/tlv320aic3x.h>
 
 #include <plat/mcspi.h>
 #include <plat/board.h>
@@ -689,7 +690,6 @@ static struct twl4030_power_data rx51_t2scripts_data __initdata = {
 };
 
 
-
 static struct twl4030_platform_data rx51_twldata __initdata = {
         .irq_base               = TWL4030_IRQ_BASE,
         .irq_end                = TWL4030_IRQ_END,
@@ -710,10 +710,6 @@ static struct twl4030_platform_data rx51_twldata __initdata = {
         .vio                    = &rx51_vio,
 };
 
-static struct aic3x_pdata rx51_aic3x_data __initdata = {
-        .gpio_reset             = 60,
-};
-
 static struct tpa6130a2_platform_data rx51_tpa6130a2_data __initdata = {
         .id                     = TPA6130A2,
         .power_gpio             = 98,
@@ -728,6 +724,17 @@ static struct i2c_board_info __initdata rx51_peripherals_i2c_board_info_1[] = {
         },
 };
 
+/* Audio setup data */
+static struct aic3x_setup_data rx51_aic34_setup = {
+        .gpio_func[0] = AIC3X_GPIO1_FUNC_DISABLED,
+        .gpio_func[1] = AIC3X_GPIO2_FUNC_DIGITAL_MIC_INPUT,
+};
+
+static struct aic3x_pdata rx51_aic3x_data = {
+        .setup = &rx51_aic34_setup,
+        .gpio_reset = 60,
+};
+
 static struct i2c_board_info __initdata rx51_peripherals_i2c_board_info_2[] = {
         {
                 I2C_BOARD_INFO("tlv320aic3x", 0x18),
diff --git a/arch/arm/mach-omap2/board-zoom-peripherals.c b/arch/arm/mach-omap2/board-zoom-peripherals.c
index 189a6d1600b..bc8232845d7 100644
--- a/arch/arm/mach-omap2/board-zoom-peripherals.c
+++ b/arch/arm/mach-omap2/board-zoom-peripherals.c
@@ -26,6 +26,8 @@
 #include <plat/common.h>
 #include <plat/usb.h>
 
+#include <mach/board-zoom.h>
+
 #include "mux.h"
 #include "hsmmc.h"
 
@@ -238,6 +240,11 @@ static int zoom_twl_gpio_setup(struct device *dev,
         return 0;
 }
 
+/* EXTMUTE callback function */
+void zoom2_set_hs_extmute(int mute)
+{
+        gpio_set_value(ZOOM2_HEADSET_EXTMUTE_GPIO, mute);
+}
 
 static int zoom_batt_table[] = {
 /* 0 C*/
@@ -307,6 +314,11 @@ static struct i2c_board_info __initdata zoom_i2c_boardinfo[] = {
 
 static int __init omap_i2c_init(void)
 {
+        if (machine_is_omap_zoom2()) {
+                zoom_audio_data.ramp_delay_value = 3;   /* 161 ms */
+                zoom_audio_data.hs_extmute = 1;
+                zoom_audio_data.set_hs_extmute = zoom2_set_hs_extmute;
+        }
         omap_register_i2c_bus(1, 2400, zoom_i2c_boardinfo,
                         ARRAY_SIZE(zoom_i2c_boardinfo));
         omap_register_i2c_bus(2, 400, NULL, 0);
diff --git a/arch/arm/mach-omap2/board-zoom2.c b/arch/arm/mach-omap2/board-zoom2.c
index 24bbd0def64..4ccbc32386a 100644
--- a/arch/arm/mach-omap2/board-zoom2.c
+++ b/arch/arm/mach-omap2/board-zoom2.c
@@ -14,6 +14,7 @@
 #include <linux/platform_device.h>
 #include <linux/input.h>
 #include <linux/gpio.h>
+#include <linux/i2c/twl.h>
 
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
@@ -34,41 +35,6 @@ static void __init omap_zoom2_init_irq(void)
         omap_gpio_init();
 }
 
-/* REVISIT: These audio entries can be removed once MFD code is merged */
-#if 0
-
-static struct twl4030_madc_platform_data zoom2_madc_data = {
-        .irq_line       = 1,
-};
-
-static struct twl4030_codec_audio_data zoom2_audio_data = {
-        .audio_mclk = 26000000,
-};
-
-static struct twl4030_codec_data zoom2_codec_data = {
-        .audio_mclk = 26000000,
-        .audio = &zoom2_audio_data,
-};
-
-static struct twl4030_platform_data zoom2_twldata = {
-        .irq_base       = TWL4030_IRQ_BASE,
-        .irq_end        = TWL4030_IRQ_END,
-
-        /* platform_data for children goes here */
-        .bci            = &zoom2_bci_data,
-        .madc           = &zoom2_madc_data,
-        .usb            = &zoom2_usb_data,
-        .gpio           = &zoom2_gpio_data,
-        .keypad         = &zoom2_kp_twl4030_data,
-        .codec          = &zoom2_codec_data,
-        .vmmc1          = &zoom2_vmmc1,
-        .vmmc2          = &zoom2_vmmc2,
-        .vsim           = &zoom2_vsim,
-
-};
-
-#endif
-
 #ifdef CONFIG_OMAP_MUX
 static struct omap_board_mux board_mux[] __initdata = {
         /* WLAN IRQ - GPIO 162 */
diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c
index b27e7cbb3f2..c5cf1ba08a6 100644
--- a/arch/arm/mach-omap2/devices.c
+++ b/arch/arm/mach-omap2/devices.c
@@ -25,6 +25,7 @@
 #include <plat/control.h>
 #include <plat/tc.h>
 #include <plat/board.h>
+#include <plat/mcbsp.h>
 #include <mach/gpio.h>
 #include <plat/mmc.h>
 #include <plat/dma.h>
@@ -235,6 +236,43 @@ static inline void omap_init_mbox(void) { }
 
 static inline void omap_init_sti(void) {}
 
+#if defined(CONFIG_SND_SOC) || defined(CONFIG_SND_SOC_MODULE)
+
+static struct platform_device omap_pcm = {
+        .name   = "omap-pcm-audio",
+        .id     = -1,
+};
+
+/*
+ * OMAP2420 has 2 McBSP ports
+ * OMAP2430 has 5 McBSP ports
+ * OMAP3 has 5 McBSP ports
+ * OMAP4 has 4 McBSP ports
+ */
+OMAP_MCBSP_PLATFORM_DEVICE(1);
+OMAP_MCBSP_PLATFORM_DEVICE(2);
+OMAP_MCBSP_PLATFORM_DEVICE(3);
+OMAP_MCBSP_PLATFORM_DEVICE(4);
+OMAP_MCBSP_PLATFORM_DEVICE(5);
+
+static void omap_init_audio(void)
+{
+        platform_device_register(&omap_mcbsp1);
+        platform_device_register(&omap_mcbsp2);
+        if (cpu_is_omap243x() || cpu_is_omap34xx() || cpu_is_omap44xx()) {
+                platform_device_register(&omap_mcbsp3);
+                platform_device_register(&omap_mcbsp4);
+        }
+        if (cpu_is_omap243x() || cpu_is_omap34xx())
+                platform_device_register(&omap_mcbsp5);
+
+        platform_device_register(&omap_pcm);
+}
+
+#else
+static inline void omap_init_audio(void) {}
+#endif
+
 #if defined(CONFIG_SPI_OMAP24XX) || defined(CONFIG_SPI_OMAP24XX_MODULE)
 
 #include <plat/mcspi.h>
@@ -917,6 +955,7 @@ static int __init omap2_init_devices(void)
          * in alphabetical order so they're easier to sort through.
          */
         omap_hsmmc_reset();
+        omap_init_audio();
         omap_init_camera();
         omap_init_mbox();
         omap_init_mcspi();
diff --git a/arch/arm/mach-omap2/include/mach/board-zoom.h b/arch/arm/mach-omap2/include/mach/board-zoom.h
index 3af69d2c3dc..80591fda8f8 100644
--- a/arch/arm/mach-omap2/include/mach/board-zoom.h
+++ b/arch/arm/mach-omap2/include/mach/board-zoom.h
@@ -9,3 +9,5 @@
 extern void __init board_nand_init(struct mtd_partition *, u8 nr_parts, u8 cs);
 extern int __init zoom_debugboard_init(void);
 extern void __init zoom_peripherals_init(void);
+
+#define ZOOM2_HEADSET_EXTMUTE_GPIO      153
diff --git a/arch/arm/mach-pxa/devices.c b/arch/arm/mach-pxa/devices.c
index 08b41034387..aaa1166df96 100644
--- a/arch/arm/mach-pxa/devices.c
+++ b/arch/arm/mach-pxa/devices.c
@@ -382,6 +382,31 @@ struct platform_device pxa_device_i2s = {
         .num_resources  = ARRAY_SIZE(pxai2s_resources),
 };
 
+struct platform_device pxa_device_asoc_ssp1 = {
+        .name           = "pxa-ssp-dai",
+        .id             = 0,
+};
+
+struct platform_device pxa_device_asoc_ssp2= {
+        .name           = "pxa-ssp-dai",
+        .id             = 1,
+};
+
+struct platform_device pxa_device_asoc_ssp3 = {
+        .name           = "pxa-ssp-dai",
+        .id             = 2,
+};
+
+struct platform_device pxa_device_asoc_ssp4 = {
+        .name           = "pxa-ssp-dai",
+        .id             = 3,
+};
+
+struct platform_device pxa_device_asoc_platform = {
+        .name           = "pxa-pcm-audio",
+        .id             = -1,
+};
+
 static u64 pxaficp_dmamask = ~(u32)0;
 
 struct platform_device pxa_device_ficp = {
diff --git a/arch/arm/mach-pxa/devices.h b/arch/arm/mach-pxa/devices.h
index 715e8bd02e2..2fd5a8b3575 100644
--- a/arch/arm/mach-pxa/devices.h
+++ b/arch/arm/mach-pxa/devices.h
@@ -39,4 +39,10 @@ extern struct platform_device pxa3xx_device_i2c_power;
 
 extern struct platform_device pxa3xx_device_gcu;
 
+extern struct platform_device pxa_device_asoc_platform;
+extern struct platform_device pxa_device_asoc_ssp1;
+extern struct platform_device pxa_device_asoc_ssp2;
+extern struct platform_device pxa_device_asoc_ssp3;
+extern struct platform_device pxa_device_asoc_ssp4;
+
 void __init pxa_register_device(struct platform_device *dev, void *data);
diff --git a/arch/arm/mach-pxa/pxa27x.c b/arch/arm/mach-pxa/pxa27x.c
index 12e5b9f01e6..d1fbf29d561 100644
--- a/arch/arm/mach-pxa/pxa27x.c
+++ b/arch/arm/mach-pxa/pxa27x.c
@@ -385,6 +385,10 @@ static struct platform_device *devices[] __initdata = {
         &pxa27x_device_udc,
         &pxa_device_pmu,
         &pxa_device_i2s,
+        &pxa_device_asoc_ssp1,
+        &pxa_device_asoc_ssp2,
+        &pxa_device_asoc_ssp3,
+        &pxa_device_asoc_platform,
         &sa1100_device_rtc,
         &pxa_device_rtc,
         &pxa27x_device_ssp1,
diff --git a/arch/arm/mach-pxa/pxa3xx.c b/arch/arm/mach-pxa/pxa3xx.c
index c85c3a7abd3..d1c747cdacf 100644
--- a/arch/arm/mach-pxa/pxa3xx.c
+++ b/arch/arm/mach-pxa/pxa3xx.c
@@ -593,6 +593,11 @@ static struct platform_device *devices[] __initdata = {
         &pxa27x_device_udc,
         &pxa_device_pmu,
         &pxa_device_i2s,
+        &pxa_device_asoc_ssp1,
+        &pxa_device_asoc_ssp2,
+        &pxa_device_asoc_ssp3,
+        &pxa_device_asoc_ssp4,
+        &pxa_device_asoc_platform,
         &sa1100_device_rtc,
         &pxa_device_rtc,
         &pxa27x_device_ssp1,
diff --git a/arch/arm/mach-pxa/zylonite.c b/arch/arm/mach-pxa/zylonite.c
index f25fb6245bd..702f7a68e87 100644
--- a/arch/arm/mach-pxa/zylonite.c
+++ b/arch/arm/mach-pxa/zylonite.c
@@ -45,6 +45,16 @@ int wm9713_irq;
 int lcd_id;
 int lcd_orientation;
 
+struct platform_device pxa_device_wm9713_audio = {
+        .name           = "wm9713-codec",
+        .id             = -1,
+};
+
+static void __init zylonite_init_wm9713_audio(void)
+{
+        platform_device_register(&pxa_device_wm9713_audio);
+}
+
 static struct resource smc91x_resources[] = {
         [0] = {
                 .start  = ZYLONITE_ETH_PHYS + 0x300,
@@ -408,6 +418,7 @@ static void __init zylonite_init(void)
         zylonite_init_nand();
         zylonite_init_leds();
         zylonite_init_ohci();
+        zylonite_init_wm9713_audio();
 }
 
 MACHINE_START(ZYLONITE, "PXA3xx Platform Development Kit (aka Zylonite)")
diff --git a/arch/arm/mach-s3c64xx/dev-audio.c b/arch/arm/mach-s3c64xx/dev-audio.c
index 9648fbc36ee..3838335f125 100644
--- a/arch/arm/mach-s3c64xx/dev-audio.c
+++ b/arch/arm/mach-s3c64xx/dev-audio.c
@@ -43,8 +43,10 @@ static int s3c64xx_i2sv3_cfg_gpio(struct platform_device *pdev)
                 s3c_gpio_cfgpin(S3C64XX_GPE(2), S3C64XX_GPE2_I2S1_LRCLK);
                 s3c_gpio_cfgpin(S3C64XX_GPE(3), S3C64XX_GPE3_I2S1_DI);
                 s3c_gpio_cfgpin(S3C64XX_GPE(4), S3C64XX_GPE4_I2S1_D0);
+                break;
         default:
-                printk(KERN_DEBUG "Invalid I2S Controller number!");
+                printk(KERN_DEBUG "Invalid I2S Controller number: %d\n",
+                        pdev->id);
                 return -EINVAL;
         }
 
@@ -184,7 +186,8 @@ static int s3c64xx_pcm_cfg_gpio(struct platform_device *pdev)
                 s3c_gpio_cfgpin(S3C64XX_GPE(4), S3C64XX_GPE4_PCM1_SOUT);
                 break;
         default:
-                printk(KERN_DEBUG "Invalid PCM Controller number!");
+                printk(KERN_DEBUG "Invalid PCM Controller number: %d\n",
+                        pdev->id);
                 return -EINVAL;
         }
 
@@ -333,3 +336,16 @@ void __init s3c64xx_ac97_setup_gpio(int num)
         else
                 s3c_ac97_pdata.cfg_gpio = s3c64xx_ac97_cfg_gpe;
 }
+
+static u64 s3c_device_audio_dmamask = 0xffffffffUL;
+
+struct platform_device s3c_device_pcm = {
+        .name             = "s3c24xx-pcm-audio",
+        .id               = -1,
+        .dev              = {
+                .dma_mask = &s3c_device_audio_dmamask,
+                .coherent_dma_mask = 0xffffffffUL
+        }
+};
+EXPORT_SYMBOL(s3c_device_pcm);
+
diff --git a/arch/arm/mach-s3c64xx/mach-smdk6410.c b/arch/arm/mach-s3c64xx/mach-smdk6410.c
index ec8865c03a1..77488facfe4 100644
--- a/arch/arm/mach-s3c64xx/mach-smdk6410.c
+++ b/arch/arm/mach-s3c64xx/mach-smdk6410.c
@@ -283,6 +283,7 @@ static struct platform_device *smdk6410_devices[] __initdata = {
         &s3c_device_fb,
         &s3c_device_ohci,
         &s3c_device_usb_hsotg,
+        &s3c_device_pcm,
         &s3c64xx_device_iisv4,
         &samsung_device_keypad,
 
diff --git a/arch/arm/plat-omap/include/plat/mcbsp.h b/arch/arm/plat-omap/include/plat/mcbsp.h
index b4ff6a11a8f..5b20103e68e 100644
--- a/arch/arm/plat-omap/include/plat/mcbsp.h
+++ b/arch/arm/plat-omap/include/plat/mcbsp.h
@@ -30,6 +30,13 @@
 #include <mach/hardware.h>
 #include <plat/clock.h>
 
+/* macro for building platform_device for McBSP ports */
+#define OMAP_MCBSP_PLATFORM_DEVICE(port_nr)             \
+static struct platform_device omap_mcbsp##port_nr = {   \
+        .name   = "omap-mcbsp-dai",                     \
+        .id     = OMAP_MCBSP##port_nr,                  \
+}
+
 #define OMAP7XX_MCBSP1_BASE     0xfffb1000
 #define OMAP7XX_MCBSP2_BASE     0xfffb1800
 
diff --git a/arch/arm/plat-s3c24xx/devs.c b/arch/arm/plat-s3c24xx/devs.c
index 452e18438b4..2f91057a0c0 100644
--- a/arch/arm/plat-s3c24xx/devs.c
+++ b/arch/arm/plat-s3c24xx/devs.c
@@ -247,7 +247,7 @@ static struct resource s3c_iis_resource[] = {
 static u64 s3c_device_iis_dmamask = 0xffffffffUL;
 
 struct platform_device s3c_device_iis = {
-        .name             = "s3c2410-iis",
+        .name             = "s3c24xx-iis",
         .id               = -1,
         .num_resources    = ARRAY_SIZE(s3c_iis_resource),
         .resource         = s3c_iis_resource,
@@ -259,6 +259,21 @@ struct platform_device s3c_device_iis = {
 
 EXPORT_SYMBOL(s3c_device_iis);
 
+/* ASoC PCM DMA */
+
+static u64 s3c_device_audio_dmamask = 0xffffffffUL;
+
+struct platform_device s3c_device_pcm = {
+        .name             = "s3c24xx-pcm-audio",
+        .id               = -1,
+        .dev              = {
+                .dma_mask = &s3c_device_audio_dmamask,
+                .coherent_dma_mask = 0xffffffffUL
+        }
+};
+
+EXPORT_SYMBOL(s3c_device_pcm);
+
 /* RTC */
 
 static struct resource s3c_rtc_resource[] = {
@@ -481,19 +496,30 @@ static struct resource s3c_ac97_resource[] = {
         },
 };
 
-static u64 s3c_device_ac97_dmamask = 0xffffffffUL;
-
 struct platform_device s3c_device_ac97 = {
         .name             = "s3c-ac97",
         .id               = -1,
         .num_resources    = ARRAY_SIZE(s3c_ac97_resource),
         .resource         = s3c_ac97_resource,
         .dev              = {
-                .dma_mask = &s3c_device_ac97_dmamask,
+                .dma_mask = &s3c_device_audio_dmamask,
                 .coherent_dma_mask = 0xffffffffUL
         }
 };
 
 EXPORT_SYMBOL(s3c_device_ac97);
 
+/* ASoC I2S */
+
+struct platform_device s3c2412_device_iis = {
+        .name             = "s3c2412-iis",
+        .id               = -1,
+        .dev              = {
+                .dma_mask = &s3c_device_audio_dmamask,
+                .coherent_dma_mask = 0xffffffffUL
+        }
+};
+
+EXPORT_SYMBOL(s3c2412_device_iis);
+
 #endif // CONFIG_CPU_S32440
diff --git a/arch/arm/plat-samsung/include/plat/devs.h b/arch/arm/plat-samsung/include/plat/devs.h
index 7d448e13879..c8b94279bad 100644
--- a/arch/arm/plat-samsung/include/plat/devs.h
+++ b/arch/arm/plat-samsung/include/plat/devs.h
@@ -32,6 +32,8 @@ extern struct platform_device s3c64xx_device_iisv4;
 extern struct platform_device s3c64xx_device_spi0;
 extern struct platform_device s3c64xx_device_spi1;
 
+extern struct platform_device s3c_device_pcm;
+
 extern struct platform_device s3c64xx_device_pcm0;
 extern struct platform_device s3c64xx_device_pcm1;