src/mainboard/google/reef/variants/baseboard/nhlt.c

/*
 * 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)
{
	/* 1-dmic configuration */
	if (IS_ENABLED(CONFIG_NHLT_DMIC_1CH_16B) &&
			(!nhlt_soc_add_dmic_array(nhlt, 1)))
		printk(BIOS_ERR, "Added 1CH DMIC array.\n");
	/* 2-dmic configuration */
	if (IS_ENABLED(CONFIG_NHLT_DMIC_2CH_16B) &&
			(!nhlt_soc_add_dmic_array(nhlt, 2)))
		printk(BIOS_ERR, "Added 2CH DMIC array.\n");
	/* 4-dmic configuration */
	if (IS_ENABLED(CONFIG_NHLT_DMIC_4CH_16B) &&
			(!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");
}