diff --git a/arch/arm/plat-omap/include/plat/mcbsp.h b/arch/arm/plat-omap/include/plat/mcbsp.h
index 2a7e8d5..720461c 100644
--- a/arch/arm/plat-omap/include/plat/mcbsp.h
+++ b/arch/arm/plat-omap/include/plat/mcbsp.h
@@ -26,9 +26,6 @@
 
 #include <linux/spinlock.h>
 
-#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 = {	\
@@ -314,11 +311,11 @@ struct omap_mcbsp_platform_data {
 	u8 dma_rx_sync, dma_tx_sync;
 	u16 rx_irq, tx_irq;
 	struct omap_mcbsp_ops *ops;
-#ifdef CONFIG_ARCH_OMAP3
+
 	/* Sidetone block for McBSP 2 and 3 */
 	unsigned long phys_base_st;
 	int (*enable_st_clock)(unsigned int, bool);
-#endif
+
 	u16 buffer_size;
 	unsigned int mcbsp_config_type;
 	u8 reg_size;
@@ -354,12 +351,12 @@ struct omap_mcbsp {
 	spinlock_t lock;
 	struct omap_mcbsp_platform_data *pdata;
 	struct clk *fclk;
-#ifdef CONFIG_ARCH_OMAP3
+
 	struct omap_mcbsp_st_data *st_data;
 	int dma_op_mode;
 	u16 max_tx_thres;
 	u16 max_rx_thres;
-#endif
+
 	void *reg_cache;
 	unsigned int mcbsp_config_type;
 };
@@ -380,7 +377,6 @@ extern int omap_mcbsp_count, omap_mcbsp_cache_size;
 
 int omap_mcbsp_init(void);
 void omap_mcbsp_config(unsigned int id, const struct omap_mcbsp_reg_cfg * config);
-#ifdef CONFIG_ARCH_OMAP3
 void omap_mcbsp_set_tx_threshold(unsigned int id, u16 threshold);
 void omap_mcbsp_set_rx_threshold(unsigned int id, u16 threshold);
 u16 omap_mcbsp_get_max_tx_threshold(unsigned int id);
@@ -389,18 +385,7 @@ u16 omap_mcbsp_get_fifo_size(unsigned int id);
 u16 omap_mcbsp_get_tx_delay(unsigned int id);
 u16 omap_mcbsp_get_rx_delay(unsigned int id);
 int omap_mcbsp_get_dma_op_mode(unsigned int id);
-#else
-static inline void omap_mcbsp_set_tx_threshold(unsigned int id, u16 threshold)
-{ }
-static inline void omap_mcbsp_set_rx_threshold(unsigned int id, u16 threshold)
-{ }
-static inline u16 omap_mcbsp_get_max_tx_threshold(unsigned int id) { return 0; }
-static inline u16 omap_mcbsp_get_max_rx_threshold(unsigned int id) { return 0; }
-static inline u16 omap_mcbsp_get_fifo_size(unsigned int id) { return 0; }
-static inline u16 omap_mcbsp_get_tx_delay(unsigned int id) { return 0; }
-static inline u16 omap_mcbsp_get_rx_delay(unsigned int id) { return 0; }
-static inline int omap_mcbsp_get_dma_op_mode(unsigned int id) { return 0; }
-#endif
+
 int omap_mcbsp_request(unsigned int id);
 void omap_mcbsp_free(unsigned int id);
 void omap_mcbsp_start(unsigned int id, int tx, int rx);
@@ -416,21 +401,11 @@ void omap2_mcbsp1_mux_fsr_src(u8 mux);
 int omap_mcbsp_dma_ch_params(unsigned int id, unsigned int stream);
 int omap_mcbsp_dma_reg_params(unsigned int id, unsigned int stream);
 
-#ifdef CONFIG_ARCH_OMAP3
 /* Sidetone specific API */
 int omap_st_set_chgain(unsigned int id, int channel, s16 chgain);
 int omap_st_get_chgain(unsigned int id, int channel, s16 *chgain);
 int omap_st_enable(unsigned int id);
 int omap_st_disable(unsigned int id);
 int omap_st_is_enabled(unsigned int id);
-#else
-static inline int omap_st_set_chgain(unsigned int id, int channel,
-				     s16 chgain) { return 0; }
-static inline int omap_st_get_chgain(unsigned int id, int channel,
-				     s16 *chgain) { return 0; }
-static inline int omap_st_enable(unsigned int id) { return 0; }
-static inline int omap_st_disable(unsigned int id) { return 0; }
-static inline int omap_st_is_enabled(unsigned int id) {  return 0; }
-#endif
 
 #endif
diff --git a/arch/arm/plat-omap/mcbsp.c b/arch/arm/plat-omap/mcbsp.c
index 1a7cfb3..d565b36 100644
--- a/arch/arm/plat-omap/mcbsp.c
+++ b/arch/arm/plat-omap/mcbsp.c
@@ -63,7 +63,6 @@ static int omap_mcbsp_read(struct omap_mcbsp *mcbsp, u16 reg, bool from_cache)
 	}
 }
 
-#ifdef CONFIG_ARCH_OMAP3
 static void omap_mcbsp_st_write(struct omap_mcbsp *mcbsp, u16 reg, u32 val)
 {
 	__raw_writel(val, mcbsp->st_data->io_base_st + reg);
@@ -73,7 +72,6 @@ static int omap_mcbsp_st_read(struct omap_mcbsp *mcbsp, u16 reg)
 {
 	return __raw_readl(mcbsp->st_data->io_base_st + reg);
 }
-#endif
 
 #define MCBSP_READ(mcbsp, reg) \
 		omap_mcbsp_read(mcbsp, OMAP_MCBSP_REG_##reg, 0)
@@ -258,7 +256,6 @@ int omap_mcbsp_dma_reg_params(unsigned int id, unsigned int stream)
 }
 EXPORT_SYMBOL(omap_mcbsp_dma_reg_params);
 
-#ifdef CONFIG_ARCH_OMAP3
 static void omap_st_on(struct omap_mcbsp *mcbsp)
 {
 	unsigned int w;
@@ -657,11 +654,6 @@ int omap_mcbsp_get_dma_op_mode(unsigned int id)
 }
 EXPORT_SYMBOL(omap_mcbsp_get_dma_op_mode);
 
-#else
-static inline void omap_st_start(struct omap_mcbsp *mcbsp) {}
-static inline void omap_st_stop(struct omap_mcbsp *mcbsp) {}
-#endif
-
 int omap_mcbsp_request(unsigned int id)
 {
 	struct omap_mcbsp *mcbsp;
@@ -935,7 +927,6 @@ void omap2_mcbsp1_mux_fsr_src(u8 mux)
 }
 #endif
 
-#ifdef CONFIG_ARCH_OMAP3
 #define max_thres(m)			(mcbsp->pdata->buffer_size)
 #define valid_threshold(m, val)		((val) <= max_thres(m))
 #define THRESHOLD_PROP_BUILDER(prop)					\
@@ -1205,10 +1196,6 @@ static inline void __devexit omap34xx_device_exit(struct omap_mcbsp *mcbsp)
 			omap_st_remove(mcbsp);
 	}
 }
-#else
-static inline void __devinit omap34xx_device_init(struct omap_mcbsp *mcbsp) {}
-static inline void __devexit omap34xx_device_exit(struct omap_mcbsp *mcbsp) {}
-#endif /* CONFIG_ARCH_OMAP3 */
 
 /*
  * McBSP1 and McBSP3 are directly mapped on 1610 and 1510.
