blob: 4a87e1a2ef916282e3cb1286c673b884b565c556 [file] [log] [blame]
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2017 Google Inc.
* Copyright (C) 2018 Eltan B.V.
*
* 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 <console/console.h>
#include <device/device.h>
#include <device/azalia_device.h>
#include <device/pci.h>
#include <device/pci_ids.h>
#include <soc/intel/common/hda_verb.h>
#include <soc/ramstage.h>
#if CONFIG(SOC_INTEL_COMMON_BLOCK_HDA_VERB)
static void codecs_init(uint8_t *base, u32 codec_mask)
{
int i;
/* Can support up to 4 codecs */
for (i = 3; i >= 0; i--) {
if (codec_mask & (1 << i))
hda_codec_init(base, i,
cim_verb_data_size, cim_verb_data);
}
if (pc_beep_verbs_size)
hda_codec_write(base, pc_beep_verbs_size, pc_beep_verbs);
}
static void hda_init(struct device *dev)
{
struct resource *res;
int codec_mask;
uint8_t *base;
res = find_resource(dev, PCI_BASE_ADDRESS_0);
if (!res)
return;
base = res2mmio(res, 0, 0);
if (!base)
return;
codec_mask = hda_codec_detect(base);
if (codec_mask) {
printk(BIOS_INFO, "HDA: codec_mask = %02x\n", codec_mask);
codecs_init(base, codec_mask);
}
}
#endif
static struct device_operations hda_ops = {
.read_resources = pci_dev_read_resources,
.set_resources = pci_dev_set_resources,
.enable_resources = pci_dev_enable_resources,
#if CONFIG(SOC_INTEL_COMMON_BLOCK_HDA_VERB)
.init = hda_init,
#endif
.ops_pci = &pci_dev_ops_pci,
.scan_bus = enable_static_devices,
};
static const unsigned short pci_device_ids[] = {
PCI_DEVICE_ID_INTEL_SKL_AUDIO,
PCI_DEVICE_ID_INTEL_SKL_H_AUDIO,
PCI_DEVICE_ID_INTEL_LWB_AUDIO,
PCI_DEVICE_ID_INTEL_LWB_AUDIO_SUPER,
PCI_DEVICE_ID_INTEL_KBL_AUDIO,
PCI_DEVICE_ID_INTEL_CNL_AUDIO,
PCI_DEVICE_ID_INTEL_CNP_H_AUDIO,
PCI_DEVICE_ID_INTEL_ICL_AUDIO,
PCI_DEVICE_ID_INTEL_CMP_AUDIO,
PCI_DEVICE_ID_INTEL_BSW_AUDIO,
PCI_DEVICE_ID_INTEL_TGL_AUDIO,
0
};
static const struct pci_driver pch_hda __pci_driver = {
.ops = &hda_ops,
.vendor = PCI_VENDOR_ID_INTEL,
.devices = pci_device_ids,
};