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authorKuninori Morimoto <kuninori.morimoto.gx@renesas.com>2016-01-21 04:59:12 +0300
committerMark Brown <broonie@kernel.org>2016-01-22 20:12:25 +0300
commitd0658b31c712327e04ddc2621742144de5562962 (patch)
tree39d27d14e0ed523272381491bc6ec4bc3b72f383
parentbd9a603fe78fa838a9c884b1e67749120a45508c (diff)
downloadlinux-d0658b31c712327e04ddc2621742144de5562962.tar.xz
ASoC: rsnd: ctu: add rsnd_ctu_halt()
Based on datasheet process Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Signed-off-by: Mark Brown <broonie@kernel.org>
-rw-r--r--sound/soc/sh/rcar/ctu.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/sound/soc/sh/rcar/ctu.c b/sound/soc/sh/rcar/ctu.c
index 0dc451803eb6..7b482f36cb63 100644
--- a/sound/soc/sh/rcar/ctu.c
+++ b/sound/soc/sh/rcar/ctu.c
@@ -31,6 +31,12 @@ static void rsnd_ctu_activation(struct rsnd_mod *mod)
rsnd_mod_write(mod, CTU_SWRSR, 1);
}
+static void rsnd_ctu_halt(struct rsnd_mod *mod)
+{
+ rsnd_mod_write(mod, CTU_CTUIR, 1);
+ rsnd_mod_write(mod, CTU_SWRSR, 0);
+}
+
#define rsnd_ctu_initialize_lock(mod) __rsnd_ctu_initialize_lock(mod, 1)
#define rsnd_ctu_initialize_unlock(mod) __rsnd_ctu_initialize_lock(mod, 0)
static void __rsnd_ctu_initialize_lock(struct rsnd_mod *mod, u32 enable)
@@ -66,6 +72,8 @@ static int rsnd_ctu_quit(struct rsnd_mod *mod,
struct rsnd_dai_stream *io,
struct rsnd_priv *priv)
{
+ rsnd_ctu_halt(mod);
+
rsnd_mod_power_off(mod);
return 0;