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authorMaruthi Srinivas Bayyavarapu <Maruthi.Bayyavarapu@amd.com>2015-09-25 23:48:22 +0200
committerMark Brown <broonie@kernel.org>2015-10-05 17:31:43 +0200
commit1d957d862ac782eaf5803d4d4cf167708e4dc147 (patch)
treefa41a652eadefb21311568cb75dab46219776521 /include/sound/designware_i2s.h
parentLinux 4.3-rc1 (diff)
downloadlinux-1d957d862ac782eaf5803d4d4cf167708e4dc147.tar.xz
linux-1d957d862ac782eaf5803d4d4cf167708e4dc147.zip
ASoC: dwc: support dw i2s in slave mode
dw i2s controller can work in slave mode, codec being master. dw i2s is made to support master/slave operation, by reading dwc register. Signed-off-by: Maruthi Bayyavarapu <maruthi.bayyavarapu@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'include/sound/designware_i2s.h')
-rw-r--r--include/sound/designware_i2s.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/sound/designware_i2s.h b/include/sound/designware_i2s.h
index 3a8fca9409a7..8966ba7c9629 100644
--- a/include/sound/designware_i2s.h
+++ b/include/sound/designware_i2s.h
@@ -38,6 +38,8 @@ struct i2s_clk_config_data {
struct i2s_platform_data {
#define DWC_I2S_PLAY (1 << 0)
#define DWC_I2S_RECORD (1 << 1)
+ #define DW_I2S_SLAVE (1 << 2)
+ #define DW_I2S_MASTER (1 << 3)
unsigned int cap;
int channel;
u32 snd_fmts;