ARM: pxa/tosa: register wm9712 codec device

Since f0fba2ad1b it's required to register platform devices even for
AC'97 codecs. Register one on tosa (wm9712-codec).

Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Cc: Eric Miao <eric.y.miao@gmail.com>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
diff --git a/arch/arm/mach-pxa/tosa.c b/arch/arm/mach-pxa/tosa.c
index af152e7..f2582ec 100644
--- a/arch/arm/mach-pxa/tosa.c
+++ b/arch/arm/mach-pxa/tosa.c
@@ -875,6 +875,11 @@
 	.dev.platform_data = &sharpsl_rom_data,
 };
 
+static struct platform_device wm9712_device = {
+	.name	= "wm9712-codec",
+	.id	= -1,
+};
+
 static struct platform_device *devices[] __initdata = {
 	&tosascoop_device,
 	&tosascoop_jc_device,
@@ -885,6 +890,7 @@
 	&tosaled_device,
 	&tosa_bt_device,
 	&sharpsl_rom_device,
+	&wm9712_device,
 };
 
 static void tosa_poweroff(void)