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[linux-next,v2,1/1] ASoC: rsnd: ssiu: clear SSI_MODE for non TDM Extended modes

Message ID 20171128070513.32709-1-jiada_wang@mentor.com (mailing list archive)
State New, archived
Headers show

Commit Message

Wang, Jiada Nov. 28, 2017, 7:05 a.m. UTC
register SSI_MODE is set when SSI works in TDM Extended,
but it isn't reset when SSI starts to work in other modes,
thus causes issues.

This patch clearss SSI_MODE register when SSI works in modes
other than TDM Extended.

Fixes: 186fadc132f0 ("ASoC: rsnd: add TDM Extend Mode support")

Signed-off-by: Jiada Wang <jiada_wang@mentor.com>
---
 sound/soc/sh/rcar/ssiu.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
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Patch

diff --git a/sound/soc/sh/rcar/ssiu.c b/sound/soc/sh/rcar/ssiu.c
index 4d94875..6ff8a36 100644
--- a/sound/soc/sh/rcar/ssiu.c
+++ b/sound/soc/sh/rcar/ssiu.c
@@ -125,6 +125,7 @@  static int rsnd_ssiu_init_gen2(struct rsnd_mod *mod,
 {
 	int hdmi = rsnd_ssi_hdmi_port(io);
 	int ret;
+	u32 mode = 0;
 
 	ret = rsnd_ssiu_init(mod, io, priv);
 	if (ret < 0)
@@ -136,9 +137,11 @@  static int rsnd_ssiu_init_gen2(struct rsnd_mod *mod,
 		 * see
 		 *	rsnd_ssi_config_init()
 		 */
-		rsnd_mod_write(mod, SSI_MODE, 0x1);
+		mode = 0x1;
 	}
 
+	rsnd_mod_write(mod, SSI_MODE, mode);
+
 	if (rsnd_ssi_use_busif(io)) {
 		rsnd_mod_write(mod, SSI_BUSIF_ADINR,
 			       rsnd_get_adinr_bit(mod, io) |