| /* SPDX-License-Identifier: GPL-2.0-only */ |
| /* This file is part of the coreboot project. */ |
| |
| #include <console/console.h> |
| #include <device/device.h> |
| #include <device/pci.h> |
| #include <device/pci_ids.h> |
| #include <device/pci_ops.h> |
| #include <device/mmio.h> |
| #include <southbridge/intel/lynxpoint/hda_verb.h> |
| |
| static const u32 minihd_verb_table[] = { |
| /* coreboot specific header */ |
| 0x80862807, /* Codec Vendor / Device ID: Intel Haswell Mini-HD */ |
| 0x80860101, /* Subsystem ID */ |
| 4, /* Number of jacks */ |
| |
| /* Enable 3rd Pin and Converter Widget */ |
| 0x00878101, |
| |
| /* Pin Widget 5 - PORT B */ |
| 0x00571c10, |
| 0x00571d00, |
| 0x00571e56, |
| 0x00571f18, |
| |
| /* Pin Widget 6 - PORT C */ |
| 0x00671c20, |
| 0x00671d00, |
| 0x00671e56, |
| 0x00671f18, |
| |
| /* Pin Widget 7 - PORT D */ |
| 0x00771c30, |
| 0x00771d00, |
| 0x00771e56, |
| 0x00771f18, |
| |
| /* Disable 3rd Pin and Converter Widget */ |
| 0x00878100, |
| |
| /* Dummy entries to fill out the table */ |
| 0x00878100, |
| 0x00878100, |
| }; |
| |
| static void minihd_init(struct device *dev) |
| { |
| struct resource *res; |
| u32 reg32; |
| u8 *base; |
| int codec_mask, i; |
| |
| /* Find base address */ |
| res = find_resource(dev, PCI_BASE_ADDRESS_0); |
| if (!res) |
| return; |
| |
| base = res2mmio(res, 0, 0); |
| printk(BIOS_DEBUG, "Mini-HD: base = %p\n", base); |
| |
| /* Set Bus Master */ |
| reg32 = pci_read_config32(dev, PCI_COMMAND); |
| pci_write_config32(dev, PCI_COMMAND, reg32 | PCI_COMMAND_MASTER); |
| |
| /* Mini-HD configuration */ |
| reg32 = read32(base + 0x100c); |
| reg32 &= 0xfffc0000; |
| reg32 |= 0x4; |
| write32(base + 0x100c, reg32); |
| |
| reg32 = read32(base + 0x1010); |
| reg32 &= 0xfffc0000; |
| reg32 |= 0x4b; |
| write32(base + 0x1010, reg32); |
| |
| /* Init the codec and write the verb table */ |
| codec_mask = hda_codec_detect(base); |
| |
| if (codec_mask) { |
| for (i = 3; i >= 0; i--) { |
| if (codec_mask & (1 << i)) |
| hda_codec_init(base, i, sizeof(minihd_verb_table), |
| minihd_verb_table); |
| } |
| } |
| } |
| |
| static struct pci_operations minihd_pci_ops = { |
| .set_subsystem = pci_dev_set_subsystem, |
| }; |
| |
| static struct device_operations minihd_ops = { |
| .read_resources = pci_dev_read_resources, |
| .set_resources = pci_dev_set_resources, |
| .enable_resources = pci_dev_enable_resources, |
| .init = minihd_init, |
| .ops_pci = &minihd_pci_ops, |
| }; |
| |
| static const unsigned short pci_device_ids[] = { 0x0a0c, 0x0c0c, 0 }; |
| |
| static const struct pci_driver haswell_minihd __pci_driver = { |
| .ops = &minihd_ops, |
| .vendor = PCI_VENDOR_ID_INTEL, |
| .devices = pci_device_ids, |
| }; |