coreboot-kgpe-d16/src/mainboard/google/poppy/mainboard.c
Rizwan Qureshi 2f5446be4a mainboard/google/poppy: Generate required nhlt table
poppy board uses Maxim 98927 speaker codec and Realtek RT5663
for headset. Select the apropriate NHLT blobs to be packaged in CBFS.
Also, generate the required ACPI NHLT table for codec and the supported
topology in poppy.

BUG=chrome-os-partner:62051
BRANCH=None
TEST=With the required driver support in kernel verify that
the Audio plays on on-board speakers and headset, recording
works from on-board mics and headset mics.

Change-Id: I98c65038b35fe99a661807de0766e6eac2c80eed
Signed-off-by: M Naveen <naveen.m@intel.com>
Signed-off-by: Rizwan Qureshi <rizwan.qureshi@intel.com>
Signed-off-by: Naresh G Solanki <naresh.solanki@intel.com>
Reviewed-on: https://review.coreboot.org/18214
Tested-by: build bot (Jenkins)
Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
2017-02-21 06:03:22 +01:00

79 lines
2.1 KiB
C

/*
* This file is part of the coreboot project.
*
* Copyright (C) 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 <arch/acpi.h>
#include <console/console.h>
#include <device/device.h>
#include <ec/ec.h>
#include <soc/nhlt.h>
#include <vendorcode/google/chromeos/chromeos.h>
static const char *oem_id_maxim = "GOOGLE";
static const char *oem_table_id_maxim = "POPPYMAX";
static void mainboard_init(device_t dev)
{
mainboard_ec_init();
}
static unsigned long mainboard_write_acpi_tables(device_t device,
unsigned long current, acpi_rsdp_t *rsdp)
{
uintptr_t start_addr;
uintptr_t end_addr;
struct nhlt *nhlt;
start_addr = current;
nhlt = nhlt_init();
if (nhlt == NULL)
return start_addr;
/* 2 Channel DMIC array. */
if (nhlt_soc_add_dmic_array(nhlt, 2))
printk(BIOS_ERR, "Couldn't add 2CH DMIC array.\n");
/* 4 Channel DMIC array. */
if (nhlt_soc_add_dmic_array(nhlt, 4))
printk(BIOS_ERR, "Couldn't add 4CH DMIC arrays.\n");
/* Maxim MAX98927 Smart Amps for left and right channel */
if (nhlt_soc_add_max98927(nhlt, AUDIO_LINK_SSP0))
printk(BIOS_ERR, "Couldn't add Maxim MAX98927\n");
/* Realtek RT5663 Headset codec. */
if (nhlt_soc_add_rt5663(nhlt, AUDIO_LINK_SSP1))
printk(BIOS_ERR, "Couldn't add Realtek RT5663.\n");
end_addr = nhlt_soc_serialize_oem_overrides(nhlt, start_addr,
oem_id_maxim, oem_table_id_maxim, 0);
if (end_addr != start_addr)
acpi_add_table(rsdp, (void *)start_addr);
return end_addr;
}
static void mainboard_enable(device_t dev)
{
dev->ops->init = mainboard_init;
dev->ops->acpi_inject_dsdt_generator = chromeos_dsdt_generator;
dev->ops->write_acpi_tables = mainboard_write_acpi_tables;
}
struct chip_operations mainboard_ops = {
.enable_dev = mainboard_enable,
};