From 734aa8713c7d169501ff74c0e7b02ba7e9cd9e71 Mon Sep 17 00:00:00 2001 From: Saurabh Satija Date: Tue, 21 Jun 2016 14:22:16 -0700 Subject: soc/intel/apollolake: add initial NHLT support Provide the initial NHLT support for the following hardware: 1. 2 channel digital microphone array 2. Dialog 7219 headset 3. Maxim 98357 speaker amplifiers. The code utilizes the Intel SoC common NHLT support. Change-Id: Ic31e834a08f29c66512a7a63ad7bb35e0374e86a Signed-off-by: Saurabh Satija Signed-off-by: Aaron Durbin Reviewed-on: https://review.coreboot.org/15504 Reviewed-by: Furquan Shaikh Tested-by: build bot (Jenkins) --- src/soc/intel/apollolake/include/soc/nhlt.h | 43 +++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) create mode 100644 src/soc/intel/apollolake/include/soc/nhlt.h (limited to 'src/soc/intel/apollolake/include') diff --git a/src/soc/intel/apollolake/include/soc/nhlt.h b/src/soc/intel/apollolake/include/soc/nhlt.h new file mode 100644 index 0000000000..d49b8cf1cb --- /dev/null +++ b/src/soc/intel/apollolake/include/soc/nhlt.h @@ -0,0 +1,43 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2016 Intel Corp. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef _SOC_APOLLOLAKE_NHLT_H_ +#define _SOC_APOLLOLAKE_NHLT_H_ + +#include + +#define NHLT_VID 0x8086 +#define NHLT_DID_DMIC 0xae20 +#define NHLT_DID_BT 0xae30 +#define NHLT_DID_SSP 0xae34 + +/* The following link values should be used for the hwlink parameters below. */ +enum { + AUDIO_LINK_SSP0, + AUDIO_LINK_SSP1, + AUDIO_LINK_SSP2, + AUDIO_LINK_SSP3, + AUDIO_LINK_SSP4, + AUDIO_LINK_SSP5, + AUDIO_LINK_DMIC, +}; + +/* Returns < 0 on error, 0 on success. */ +int nhlt_soc_add_dmic_array(struct nhlt *nhlt, int num_channels); +int nhlt_soc_add_max98357(struct nhlt *nhlt, int hwlink); +int nhlt_soc_add_da7219(struct nhlt *nhlt, int hwlink); + +#endif -- cgit v1.2.3