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authorKuninori Morimoto2015-11-30 09:54:03 +0100
committerMark Brown2015-11-30 19:11:23 +0100
commit186fadc132f0d634c7b43202a240fbd3654b6623 (patch)
tree7ae0a922d045d4ae7641157b2bd7e3ee047b46e6 /sound/soc/sh/rcar/ssiu.c
parentASoC: rsnd: dvc enables non-stereo sound (diff)
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ASoC: rsnd: add TDM Extend Mode support
Renesas R-Car can out TDM by 1) 6ch x 1 DAI as TDM Extend Mode 2) 2ch x 4 x 1 DAI as TDM split Mode 3) 2ch x 3 DAI or 2ch x 4 DAI as TDM Multichannel Mode This patch adds 1) TDM Extend Mode. Because of HW design, this 6ch data will be outputed via 8ch data width. Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/sh/rcar/ssiu.c')
-rw-r--r--sound/soc/sh/rcar/ssiu.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/sound/soc/sh/rcar/ssiu.c b/sound/soc/sh/rcar/ssiu.c
index 6120b0a66958..326550114299 100644
--- a/sound/soc/sh/rcar/ssiu.c
+++ b/sound/soc/sh/rcar/ssiu.c
@@ -78,6 +78,15 @@ static int rsnd_ssiu_init_gen2(struct rsnd_mod *mod,
if (ret < 0)
return ret;
+ if (rsnd_get_slot_runtime(io) >= 6) {
+ /*
+ * TDM Extend Mode
+ * see
+ * rsnd_ssi_config_init()
+ */
+ rsnd_mod_write(mod, SSI_MODE, 0x1);
+ }
+
if (rsnd_ssi_use_busif(io)) {
u32 val = rsnd_get_dalign(mod, io);