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/*
* This file is part of the coreboot project.
*
* Copyright 2016 Google Inc.
*
* 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; version 2 of the License.
*
* 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.
*/
#include <baseboard/variants.h>
#include <console/console.h>
#include <nhlt.h>
#include <soc/nhlt.h>
#include <gpio.h>
#include <baseboard/gpio.h>
void __attribute__((weak)) variant_nhlt_init(struct nhlt *nhlt)
{
if (gpio_get(DMIC_CONFIG_PIN) == 1) {
/* 1-dmic configuration */
if (!nhlt_soc_add_dmic_array(nhlt, 1))
printk(BIOS_ERR, "Added 1CH DMIC array.\n");
} else {
/* 4-dmic configuration */
if (!nhlt_soc_add_dmic_array(nhlt, 2))
printk(BIOS_ERR, "Added 2CH DMIC array.\n");
if (!nhlt_soc_add_dmic_array(nhlt, 4))
printk(BIOS_ERR, "Added 4CH DMIC array.\n");
}
/* Dialog for Headset codec.
* Headset codec is bi-directional but uses the same configuration
* settings for render and capture endpoints.
*/
if (!nhlt_soc_add_da7219(nhlt, AUDIO_LINK_SSP1))
printk(BIOS_ERR, "Added Dialog_7219 codec.\n");
/* MAXIM Smart Amps for left and right speakers. */
if (!nhlt_soc_add_max98357(nhlt, AUDIO_LINK_SSP5))
printk(BIOS_ERR, "Added Maxim_98357 codec.\n");
}
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