diff options
Diffstat (limited to 'sound/soc/sh/rcar/ssi.c')
| -rw-r--r-- | sound/soc/sh/rcar/ssi.c | 27 |
1 files changed, 23 insertions, 4 deletions
diff --git a/sound/soc/sh/rcar/ssi.c b/sound/soc/sh/rcar/ssi.c index 940a7ac69af1..26fc4a5da0e8 100644 --- a/sound/soc/sh/rcar/ssi.c +++ b/sound/soc/sh/rcar/ssi.c @@ -298,6 +298,9 @@ static int rsnd_ssi_master_clk_start(struct rsnd_mod *mod, return 0; } + if (rsnd_runtime_is_tdm_split(io)) + chan = rsnd_io_converted_chan(io); + main_rate = rsnd_ssi_clk_query(rdai, rate, chan, &idx); if (!main_rate) { dev_err(dev, "unsupported clock rate\n"); @@ -360,9 +363,11 @@ static void rsnd_ssi_config_init(struct rsnd_mod *mod, u32 cr_own = ssi->cr_own; u32 cr_mode = ssi->cr_mode; u32 wsr = ssi->wsr; - int is_tdm; + int width; + int is_tdm, is_tdm_split; - is_tdm = rsnd_runtime_is_tdm(io); + is_tdm = rsnd_runtime_is_tdm(io); + is_tdm_split = rsnd_runtime_is_tdm_split(io); cr_own |= FORCE | rsnd_rdai_width_to_swl(rdai); @@ -381,7 +386,7 @@ static void rsnd_ssi_config_init(struct rsnd_mod *mod, * rsnd_ssiu_init_gen2() */ wsr = ssi->wsr; - if (is_tdm) { + if (is_tdm || is_tdm_split) { wsr |= WS_MODE; cr_own |= CHNL_8; } @@ -397,7 +402,18 @@ static void rsnd_ssi_config_init(struct rsnd_mod *mod, cr_own |= TRMD; cr_own &= ~DWL_MASK; - switch (snd_pcm_format_width(runtime->format)) { + width = snd_pcm_format_width(runtime->format); + if (is_tdm_split) { + /* + * The SWL and DWL bits in SSICR should be fixed at 32-bit + * setting when TDM split mode. + * see datasheet + * Operation :: TDM Format Split Function (TDM Split Mode) + */ + width = 32; + } + + switch (width) { case 8: cr_own |= DWL_8; break; @@ -407,6 +423,9 @@ static void rsnd_ssi_config_init(struct rsnd_mod *mod, case 24: cr_own |= DWL_24; break; + case 32: + cr_own |= DWL_32; + break; } if (rsnd_ssi_is_dma_mode(mod)) { |