ASoC: rsnd: dvc: add rsnd_dvc_halt()
Based on datasheet process
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
diff --git a/sound/soc/sh/rcar/dvc.c b/sound/soc/sh/rcar/dvc.c
index b69a6e5..91c86ee 100644
--- a/sound/soc/sh/rcar/dvc.c
+++ b/sound/soc/sh/rcar/dvc.c
@@ -70,6 +70,12 @@
rsnd_mod_write(mod, DVC_SWRSR, 1);
}
+static void rsnd_dvc_halt(struct rsnd_mod *mod)
+{
+ rsnd_mod_write(mod, DVC_DVUIR, 1);
+ rsnd_mod_write(mod, DVC_SWRSR, 0);
+}
+
#define rsnd_dvc_get_vrpdr(dvc) (dvc->rup.val << 8 | dvc->rdown.val)
#define rsnd_dvc_get_vrdbr(dvc) (0x3ff - (dvc->volume.val[0] >> 13))
@@ -219,6 +225,8 @@
struct rsnd_dai_stream *io,
struct rsnd_priv *priv)
{
+ rsnd_dvc_halt(mod);
+
rsnd_mod_power_off(mod);
return 0;