Hi Simon, -----"Simon Glass" <[email protected]> schrieb: ----- > Betreff: [PATCH v1 12/43] x86: Add bindings for NHLT > > Add devicetree bindings for the Intel Non-High-Definition-Audio Link Table > (NHLT). > > Signed-off-by: Simon Glass <[email protected]> > --- > > include/dt-bindings/sound/nhlt.h | 23 +++++++++++++++++++++++ > 1 file changed, 23 insertions(+) > create mode 100644 include/dt-bindings/sound/nhlt.h > > diff --git a/include/dt-bindings/sound/nhlt.h > b/include/dt-bindings/sound/nhlt.h > new file mode 100644 > index 0000000000..c33f874966 > --- /dev/null > +++ b/include/dt-bindings/sound/nhlt.h > @@ -0,0 +1,23 @@ > +/* SPDX-License-Identifier: GPL-2.0 */ > +/* > + * Copyright 2019 Google LLC > + */ > + > +#ifndef _DT_BINDINGS_SOUND_NHLT_H > +#define _DT_BINDINGS_SOUND_NHLT_H > +
Nit: I like to know where numeric constants come from, so I would propose to add a comment like the following: /* 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 */ > -- > 2.27.0.290.gba653c62da-goog Reviewed-by: Wolfgang Wallner <[email protected]>
