ASoC: fsi: fixup SND_SOC_DAIFMT_CBx_CFx flags

SND_SOC_DAIFMT_CBx_CFx means "codec" side master/slave mode.
Then, FSI will be master mode if it was SND_SOC_DAIFMT_CBS_CFS.

This patch fixup platform settings too.
Then, it tidyups SND_SOC_DAIFMT_INV settings.

Acked-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
diff --git a/sound/soc/sh/fsi.c b/sound/soc/sh/fsi.c
index 1967f44..710a079 100644
--- a/sound/soc/sh/fsi.c
+++ b/sound/soc/sh/fsi.c
@@ -1711,9 +1711,9 @@
 	/* set master/slave audio interface */
 	switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
 	case SND_SOC_DAIFMT_CBM_CFM:
-		fsi->clk_master = 1;
 		break;
 	case SND_SOC_DAIFMT_CBS_CFS:
+		fsi->clk_master = 1; /* codec is slave, cpu is master */
 		break;
 	default:
 		return -EINVAL;