qemu/x86: enable alsa/hda support in kernel

For easy sound testing using qemu-system-i386 -soundhw hda

Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

board/qemu/x86/linux-3.0.config

@@ -46,6 +46,9 @@ CONFIG_SERIAL_8250_CONSOLE=y
 # CONFIG_HW_RANDOM is not set
 # CONFIG_HWMON is not set
 # CONFIG_MFD_SUPPORT is not set
+CONFIG_SOUND=y
+CONFIG_SND=y
+CONFIG_SND_HDA_INTEL=y
 # CONFIG_HID_SUPPORT is not set
 # CONFIG_USB_SUPPORT is not set
 # CONFIG_X86_PLATFORM_DEVICES is not set