diff options
Diffstat (limited to 'src/soc/intel/skylake/hda.c')
| -rw-r--r-- | src/soc/intel/skylake/hda.c | 181 |
1 files changed, 0 insertions, 181 deletions
diff --git a/src/soc/intel/skylake/hda.c b/src/soc/intel/skylake/hda.c deleted file mode 100644 index b2992e85b2..0000000000 --- a/src/soc/intel/skylake/hda.c +++ /dev/null @@ -1,181 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2008 Advanced Micro Devices, Inc. - * Copyright (C) 2008-2009 coresystems GmbH - * Copyright (C) 2014 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <console/console.h> -#include <device/device.h> -#include <device/pci.h> -#include <device/pci_ids.h> -#include <device/pci_ops.h> -#include <arch/io.h> -#include <delay.h> -#include <soc/intel/common/hda_verb.h> -#include <soc/pch.h> -#include <soc/ramstage.h> -#include <soc/rcba.h> - -const u32 * cim_verb_data = NULL; -u32 cim_verb_data_size = 0; -const u32 * pc_beep_verbs = NULL; -u32 pc_beep_verbs_size = 0; - -static void codecs_init(u8 *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 && pc_beep_verbs) - hda_codec_write(base, pc_beep_verbs_size, pc_beep_verbs); -} - -static void hda_pch_init(struct device *dev, u8 *base) -{ - u8 reg8; - u16 reg16; - u32 reg32; - - if (RCBA32(0x2030) & (1 << 31)) { - reg32 = pci_read_config32(dev, 0x120); - reg32 &= 0xf8ffff01; - reg32 |= (1 << 25); - reg32 |= RCBA32(0x2030) & 0xfe; - pci_write_config32(dev, 0x120, reg32); - } else - printk(BIOS_DEBUG, "HDA: V1CTL disabled.\n"); - - reg32 = pci_read_config32(dev, 0x114); - reg32 &= ~0xfe; - pci_write_config32(dev, 0x114, reg32); - - // Set VCi enable bit - if (pci_read_config32(dev, 0x120) & ((1 << 24) | - (1 << 25) | (1 << 26))) { - reg32 = pci_read_config32(dev, 0x120); - reg32 &= ~(1 << 31); - pci_write_config32(dev, 0x120, reg32); - } - - /* Additional programming steps */ - reg32 = pci_read_config32(dev, 0xc4); - reg32 |= (1 << 24); - pci_write_config32(dev, 0xc4, reg32); - - reg8 = pci_read_config8(dev, 0x40); // Audio Control - reg8 |= 1; // Select HDA mode - pci_write_config8(dev, 0x40, reg8); - - reg8 = pci_read_config8(dev, 0x4d); // Docking Status - reg8 &= ~(1 << 7); // Docking not supported - pci_write_config8(dev, 0x4d, reg8); - - reg16 = read32(base + 0x0012); - reg16 |= (1 << 0); - write32(base + 0x0012, reg16); - - /* disable Auto Voltage Detector */ - reg8 = pci_read_config8(dev, 0x42); - reg8 |= (1 << 2); - pci_write_config8(dev, 0x42, reg8); -} - -static void hda_init(struct device *dev) -{ - u8 *base; - struct resource *res; - u32 codec_mask; - u32 reg32; - - /* Find base address */ - res = find_resource(dev, PCI_BASE_ADDRESS_0); - if (!res) - return; - - base = res2mmio(res, 0, 0); - printk(BIOS_DEBUG, "HDA: base = %p\n", base); - - /* Set Bus Master */ - reg32 = pci_read_config32(dev, PCI_COMMAND); - pci_write_config32(dev, PCI_COMMAND, reg32 | PCI_COMMAND_MASTER); - - hda_pch_init(dev, base); - - codec_mask = hda_codec_detect(base); - - if (codec_mask) { - printk(BIOS_DEBUG, "HDA: codec_mask = %02x\n", codec_mask); - codecs_init(base, codec_mask); - } -} - -static void hda_enable(struct device *dev) -{ - u32 reg32; - u8 reg8; - - reg8 = pci_read_config8(dev, 0x43); - reg8 |= 0x6f; - pci_write_config8(dev, 0x43, reg8); - - if (!dev->enabled) { - /* Route I/O buffers to ADSP function */ - reg8 = pci_read_config8(dev, 0x42); - reg8 |= (1 << 7) | (1 << 6); - pci_write_config8(dev, 0x42, reg8); - - printk(BIOS_INFO, "HDA disabled, I/O buffers routed to ADSP\n"); - - /* Ensure memory, io, and bus master are all disabled */ - reg32 = pci_read_config32(dev, PCI_COMMAND); - reg32 &= ~(PCI_COMMAND_MASTER | - PCI_COMMAND_MEMORY | PCI_COMMAND_IO); - pci_write_config32(dev, PCI_COMMAND, reg32); - - /* Disable this device */ - pch_disable_devfn(dev); - } -} - -static struct device_operations hda_ops = { - .read_resources = &pci_dev_read_resources, - .set_resources = &pci_dev_set_resources, - .enable_resources = &pci_dev_enable_resources, - .init = &hda_init, - .enable = &hda_enable, - .ops_pci = &broadwell_pci_ops, -}; - -static const unsigned short pci_device_ids[] = { - 0x9c20, /* LynxPoint-LP */ - 0x9ca0, /* WildcatPoint */ - 0 -}; - -static const struct pci_driver pch_hda __pci_driver = { - .ops = &hda_ops, - .vendor = PCI_VENDOR_ID_INTEL, - .devices = pci_device_ids, -}; |