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ASoC: Intel: Add TDM support to HSW/BDW SSP port

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Add TDM support to SSP port via DSP IPC SetDeviceFormat message.

Signed-off-by: Liam Girdwood <liam.r.girdwood@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Liam Girdwood 2014-10-16 15:29:15 +01:00 committed by Mark Brown
parent 5914ccf47b
commit f07e51c51e
2 changed files with 7 additions and 1 deletions
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4
sound/soc/intel/sst-haswell-ipc.c
View File

@ -1630,6 +1630,10 @@ int sst_hsw_device_set_config(struct sst_hsw *hsw,
config.clock_frequency = mclk;
config.mode = mode;
config.clock_divider = clock_divider;
if (mode == SST_HSW_DEVICE_TDM_CLOCK_MASTER)
config.channels = 4;
else
config.channels = 2;
trace_hsw_device_config_req(&config);

4
sound/soc/intel/sst-haswell-ipc.h
View File

@ -84,6 +84,7 @@ enum sst_hsw_device_mclk {
enum sst_hsw_device_mode {
SST_HSW_DEVICE_CLOCK_SLAVE = 0,
SST_HSW_DEVICE_CLOCK_MASTER = 1,
SST_HSW_DEVICE_TDM_CLOCK_MASTER = 2,
};
/* DX Power State */
@ -295,7 +296,8 @@ struct sst_hsw_ipc_device_config_req {
u32 clock_frequency;
u32 mode;
u16 clock_divider;
u16 reserved;
u8 channels;
u8 reserved;
} __attribute__((packed));
/* Audio Data formats */