ASoC: rsnd: care SWSP bit for TDM/non-TDM

SSICR::SWSP bit controls WS signal low/high, but in case of TDM
it is inverted. This patch solves this issue.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

1 files changed, 5 insertions, 2 deletions

diff --git a/sound/soc/sh/rcar/ssi.c b/sound/soc/sh/rcar/ssi.c
index 628739f13f99..79c3211a1e7f 100644
--- a/sound/soc/sh/rcar/ssi.c
+++ b/sound/soc/sh/rcar/ssi.c
@@ -265,6 +265,9 @@ static int rsnd_ssi_config_init(struct rsnd_ssi *ssi,
         u32 cr_own;
         u32 cr_mode;
         u32 wsr;
+        int is_tdm;
+
+        is_tdm = (rsnd_get_slot_runtime(io) >= 6) ? 1 : 0;
 
         /*
          * always use 32bit system word.
@@ -274,7 +277,7 @@ static int rsnd_ssi_config_init(struct rsnd_ssi *ssi,
 
         if (rdai->bit_clk_inv)
                 cr_own |= SCKP;
-        if (rdai->frm_clk_inv)
+        if (rdai->frm_clk_inv ^ is_tdm)
                 cr_own |= SWSP;
         if (rdai->data_alignment)
                 cr_own |= SDTA;
@@ -307,7 +310,7 @@ static int rsnd_ssi_config_init(struct rsnd_ssi *ssi,
          *      rsnd_ssiu_init_gen2()
          */
         wsr = ssi->wsr;
-        if (rsnd_get_slot_runtime(io) >= 6) {
+        if (is_tdm) {
                 wsr     |= WS_MODE;
                 cr_own  |= CHNL_8;
         }