ASoC: codec duplicated callback function goes to component on wm8400

codec driver and component driver has duplicated callback functions,
and codec side functions are just copied to component side when
register timing. This was quick-hack, but no longer needed.
This patch moves these functions from codec driver to component driver.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/wm8400.c

@@ -1339,12 +1339,14 @@ static struct snd_soc_codec_driver soc_codec_dev_wm8400 = {
 	.set_bias_level = wm8400_set_bias_level,
 	.suspend_bias_off = true,
 
+	.component_driver = {
 		.controls		= wm8400_snd_controls,
 		.num_controls		= ARRAY_SIZE(wm8400_snd_controls),
 		.dapm_widgets		= wm8400_dapm_widgets,
 		.num_dapm_widgets	= ARRAY_SIZE(wm8400_dapm_widgets),
 		.dapm_routes		= wm8400_dapm_routes,
 		.num_dapm_routes	= ARRAY_SIZE(wm8400_dapm_routes),
+	},
 };
 
 static int wm8400_probe(struct platform_device *pdev)