ARM: davinci: remove unused davinci-i2s pdata

The davinci-i2s driver ("davinci-mcbsp") does not use platform
data any longer. Remove the dummy pdata provided by the board
drivers dm355, dm365, dm644x and neuros-osd2.

Signed-off-by: Petr Kulhavy <petr@barix.com>
Reviewed-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
diff --git a/arch/arm/mach-davinci/davinci.h b/arch/arm/mach-davinci/davinci.h
index 4ffc37a..d1f8e29 100644
--- a/arch/arm/mach-davinci/davinci.h
+++ b/arch/arm/mach-davinci/davinci.h
@@ -85,13 +85,13 @@
 void dm355_init(void);
 void dm355_init_spi0(unsigned chipselect_mask,
 		const struct spi_board_info *info, unsigned len);
-void dm355_init_asp1(u32 evt_enable, struct snd_platform_data *pdata);
+void dm355_init_asp1(u32 evt_enable);
 int dm355_init_video(struct vpfe_config *, struct vpbe_config *);
 int dm355_gpio_register(void);
 
 /* DM365 function declarations */
 void dm365_init(void);
-void dm365_init_asp(struct snd_platform_data *pdata);
+void dm365_init_asp(void);
 void dm365_init_vc(struct snd_platform_data *pdata);
 void dm365_init_ks(struct davinci_ks_platform_data *pdata);
 void dm365_init_rtc(void);
@@ -102,7 +102,7 @@
 
 /* DM644x function declarations */
 void dm644x_init(void);
-void dm644x_init_asp(struct snd_platform_data *pdata);
+void dm644x_init_asp(void);
 int dm644x_init_video(struct vpfe_config *, struct vpbe_config *);
 int dm644x_gpio_register(void);