/* SPDX-License-Identifier: GPL-2.0-only */ #include <console/console.h> #include <device/device.h> #include <device/pci.h> #include <device/pci_def.h> #include <device/pci_ids.h> #include <reg_script.h> #include <soc/intel/common/hda_verb.h> #include <soc/iomap.h> #include <soc/iosf.h> #include <soc/pci_devs.h> #include <soc/ramstage.h> static const struct reg_script init_ops[] = { /* Enable no snoop traffic. */ REG_PCI_OR16(0x78, 1 << 11), /* Configure HDMI codec connection. */ REG_PCI_OR32(0xc4, 1 << 1), REG_PCI_OR8(0x43, (1 << 3) | (1 << 6)), REG_IOSF_WRITE(IOSF_PORT_PMC, PUNIT_PWRGT_CONTROL, 0xc0), REG_IOSF_WRITE(IOSF_PORT_PMC, PUNIT_PWRGT_CONTROL, 0x00), /* Configure internal settings. */ REG_PCI_OR32(0xc0, 0x7 << 21), REG_PCI_OR32(0xc4, (0x3 << 26) | (1 << 13) | (1 << 10)), REG_PCI_WRITE32(0xc8, 0x82a30000), REG_PCI_RMW32(0xd0, ~(1 << 31), 0x0), /* Disable docking. */ REG_PCI_RMW8(0x4d, ~(1 << 7), 0), REG_SCRIPT_END, }; static const uint32_t hdmi_codec_verb_table[] = { /* coreboot specific header */ 0x80862882, /* vid did for hdmi codec */ 0x00000000, /* subsystem id */ 0x00000003, /* number of jacks */ /* pin widget 5 - port B */ 0x20471c10, 0x20471d00, 0x20471e56, 0x20471f18, /* pin widget 6 - port C */ 0x20571c20, 0x20571d00, 0x20571e56, 0x20571f18, /* pin widget 7 - port D */ 0x20671c30, 0x20671d00, 0x20671e56, 0x20671f58, }; static void hda_init(struct device *dev) { struct resource *res; int codec_mask; int i; u8 *base; reg_script_run_on_dev(dev, init_ops); res = probe_resource(dev, PCI_BASE_ADDRESS_0); if (res == NULL) return; base = res2mmio(res, 0, 0); codec_mask = hda_codec_detect(base); printk(BIOS_DEBUG, "codec mask = %x\n", codec_mask); if (!codec_mask) return; for (i = 3; i >= 0; i--) { if (!((1 << i) & codec_mask)) continue; hda_codec_init(base, i, sizeof(hdmi_codec_verb_table), hdmi_codec_verb_table); } } static const struct device_operations device_ops = { .read_resources = pci_dev_read_resources, .set_resources = pci_dev_set_resources, .enable_resources = pci_dev_enable_resources, .init = hda_init, .ops_pci = &soc_pci_ops, }; static const struct pci_driver southcluster __pci_driver = { .ops = &device_ops, .vendor = PCI_VID_INTEL, .device = HDA_DEVID, };