Minki/linux
1
0
Fork 1
mirror of https://github.com/torvalds/linux.git synced 2024-12-22 10:56:40 +00:00
Code Issues Packages Projects Releases Wiki Activity

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

Browse Source 
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>
This commit is contained in:
Kuninori Morimoto 2015-12-02 07:34:28 +00:00 committed by Mark Brown
parent 575f1f929f
commit f98ed119a7
1 changed files with 5 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
sound/soc/sh/rcar/ssi.c
View File

@ -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;
}