diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/dt-bindings/sound/nhlt.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/include/dt-bindings/sound/nhlt.h b/include/dt-bindings/sound/nhlt.h new file mode 100644 index 0000000000..dad69c24b4 --- /dev/null +++ b/include/dt-bindings/sound/nhlt.h @@ -0,0 +1,24 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright 2019 Google LLC + */ + +#ifndef _DT_BINDINGS_SOUND_NHLT_H +#define _DT_BINDINGS_SOUND_NHLT_H + +/* See Table 2-1. NHLT Endpoint Descriptor in the NHLT Specification (0.8.1) */ +#define NHLT_VID 0x8086 +#define NHLT_DID_DMIC 0xae20 +#define NHLT_DID_BT 0xae30 +#define NHLT_DID_SSP 0xae34 + +/* Hardware links available to use for codecs */ +#define AUDIO_LINK_SSP0 0 +#define AUDIO_LINK_SSP1 1 +#define AUDIO_LINK_SSP2 2 +#define AUDIO_LINK_SSP3 3 +#define AUDIO_LINK_SSP4 4 +#define AUDIO_LINK_SSP5 5 +#define AUDIO_LINK_DMIC 6 + +#endif /* _DT_BINDINGS_SOUND_NHLT_H */ |