diff --git a/sound/soc/sh/rcar/rsnd.h b/sound/soc/sh/rcar/rsnd.h
index 422b5344b687..ff8c03601810 100644
--- a/sound/soc/sh/rcar/rsnd.h
+++ b/sound/soc/sh/rcar/rsnd.h
@@ -44,16 +44,16 @@
  */
 enum rsnd_reg {
 	/* SCU (SRC/SSIU/MIX/CTU/DVC) */
-	RSND_REG_SSI_MODE,		/* Gen2 only */
+	RSND_REG_SSI_MODE,
 	RSND_REG_SSI_MODE0,
 	RSND_REG_SSI_MODE1,
 	RSND_REG_SSI_MODE2,
 	RSND_REG_SSI_CONTROL,
-	RSND_REG_SSI_CTRL,		/* Gen2 only */
-	RSND_REG_SSI_BUSIF_MODE,	/* Gen2 only */
-	RSND_REG_SSI_BUSIF_ADINR,	/* Gen2 only */
-	RSND_REG_SSI_BUSIF_DALIGN,	/* Gen2 only */
-	RSND_REG_SSI_INT_ENABLE,	/* Gen2 only */
+	RSND_REG_SSI_CTRL,
+	RSND_REG_SSI_BUSIF_MODE,
+	RSND_REG_SSI_BUSIF_ADINR,
+	RSND_REG_SSI_BUSIF_DALIGN,
+	RSND_REG_SSI_INT_ENABLE,
 	RSND_REG_SRC_I_BUSIF_MODE,
 	RSND_REG_SRC_O_BUSIF_MODE,
 	RSND_REG_SRC_ROUTE_MODE0,
@@ -63,29 +63,29 @@ enum rsnd_reg {
 	RSND_REG_SRC_IFSCR,
 	RSND_REG_SRC_IFSVR,
 	RSND_REG_SRC_SRCCR,
-	RSND_REG_SRC_CTRL,		/* Gen2 only */
-	RSND_REG_SRC_BSDSR,		/* Gen2 only */
-	RSND_REG_SRC_BSISR,		/* Gen2 only */
-	RSND_REG_SRC_INT_ENABLE0,	/* Gen2 only */
-	RSND_REG_SRC_BUSIF_DALIGN,	/* Gen2 only */
-	RSND_REG_SRCIN_TIMSEL0,		/* Gen2 only */
-	RSND_REG_SRCIN_TIMSEL1,		/* Gen2 only */
-	RSND_REG_SRCIN_TIMSEL2,		/* Gen2 only */
-	RSND_REG_SRCIN_TIMSEL3,		/* Gen2 only */
-	RSND_REG_SRCIN_TIMSEL4,		/* Gen2 only */
-	RSND_REG_SRCOUT_TIMSEL0,	/* Gen2 only */
-	RSND_REG_SRCOUT_TIMSEL1,	/* Gen2 only */
-	RSND_REG_SRCOUT_TIMSEL2,	/* Gen2 only */
-	RSND_REG_SRCOUT_TIMSEL3,	/* Gen2 only */
-	RSND_REG_SRCOUT_TIMSEL4,	/* Gen2 only */
+	RSND_REG_SRC_CTRL,
+	RSND_REG_SRC_BSDSR,
+	RSND_REG_SRC_BSISR,
+	RSND_REG_SRC_INT_ENABLE0,
+	RSND_REG_SRC_BUSIF_DALIGN,
+	RSND_REG_SRCIN_TIMSEL0,
+	RSND_REG_SRCIN_TIMSEL1,
+	RSND_REG_SRCIN_TIMSEL2,
+	RSND_REG_SRCIN_TIMSEL3,
+	RSND_REG_SRCIN_TIMSEL4,
+	RSND_REG_SRCOUT_TIMSEL0,
+	RSND_REG_SRCOUT_TIMSEL1,
+	RSND_REG_SRCOUT_TIMSEL2,
+	RSND_REG_SRCOUT_TIMSEL3,
+	RSND_REG_SRCOUT_TIMSEL4,
 	RSND_REG_SCU_SYS_STATUS0,
-	RSND_REG_SCU_SYS_STATUS1,	/* Gen2 only */
+	RSND_REG_SCU_SYS_STATUS1,
 	RSND_REG_SCU_SYS_INT_EN0,
-	RSND_REG_SCU_SYS_INT_EN1,	/* Gen2 only */
-	RSND_REG_CMD_CTRL,		/* Gen2 only */
-	RSND_REG_CMD_BUSIF_DALIGN,	/* Gen2 only */
+	RSND_REG_SCU_SYS_INT_EN1,
+	RSND_REG_CMD_CTRL,
+	RSND_REG_CMD_BUSIF_DALIGN,
 	RSND_REG_CMD_ROUTE_SLCT,
-	RSND_REG_CMDOUT_TIMSEL,		/* Gen2 only */
+	RSND_REG_CMDOUT_TIMSEL,
 	RSND_REG_CTU_SWRSR,
 	RSND_REG_CTU_CTUIR,
 	RSND_REG_CTU_ADINR,
@@ -147,18 +147,18 @@ enum rsnd_reg {
 	RSND_REG_DVC_VOL6R,
 	RSND_REG_DVC_VOL7R,
 	RSND_REG_DVC_DVUER,
-	RSND_REG_DVC_VRCTR,		/* Gen2 only */
-	RSND_REG_DVC_VRPDR,		/* Gen2 only */
-	RSND_REG_DVC_VRDBR,		/* Gen2 only */
+	RSND_REG_DVC_VRCTR,
+	RSND_REG_DVC_VRPDR,
+	RSND_REG_DVC_VRDBR,
 
 	/* ADG */
 	RSND_REG_BRRA,
 	RSND_REG_BRRB,
 	RSND_REG_SSICKR,
-	RSND_REG_DIV_EN,		/* Gen2 only */
+	RSND_REG_DIV_EN,
 	RSND_REG_AUDIO_CLK_SEL0,
 	RSND_REG_AUDIO_CLK_SEL1,
-	RSND_REG_AUDIO_CLK_SEL2,	/* Gen2 only */
+	RSND_REG_AUDIO_CLK_SEL2,
 
 	/* SSI */
 	RSND_REG_SSICR,