1 /* SPDX-License-Identifier: GPL-2.0-only */
2
3 #include <console/console.h>
4 #include <device/azalia_device.h>
5 #include <device/device.h>
6 #include <device/pci.h>
7 #include <device/pci_ids.h>
8 #include <device/pci_ops.h>
9 #include <device/mmio.h>
10 #include <southbridge/intel/lynxpoint/hda_verb.h>
11
12 static const u32 minihd_verb_table[] = {
13 /* coreboot specific header */
14 0x80862807, /* Codec Vendor / Device ID: Intel Haswell Mini-HD */
15 0x80860101, /* Subsystem ID */
16 4, /* Number of jacks */
17
18 /* Enable 3rd Pin and Converter Widget */
19 0x00878101,
20
21 /* Pin Widget 5 - PORT B */
22 0x00571c10,
23 0x00571d00,
24 0x00571e56,
25 0x00571f18,
26
27 /* Pin Widget 6 - PORT C */
28 0x00671c20,
29 0x00671d00,
30 0x00671e56,
31 0x00671f18,
32
33 /* Pin Widget 7 - PORT D */
34 0x00771c30,
35 0x00771d00,
36 0x00771e56,
37 0x00771f18,
38
39 /* Disable 3rd Pin and Converter Widget */
40 0x00878100,
41
42 /* Dummy entries to fill out the table */
43 0x00878100,
44 0x00878100,
45 };
46
minihd_init(struct device * dev)47 static void minihd_init(struct device *dev)
48 {
49 struct resource *res;
50 u32 reg32;
51 u8 *base;
52 int codec_mask, i;
53
54 /* Find base address */
55 res = probe_resource(dev, PCI_BASE_ADDRESS_0);
56 if (!res)
57 return;
58
59 base = res2mmio(res, 0, 0);
60 printk(BIOS_DEBUG, "Mini-HD: base = %p\n", base);
61
62 /* Set Bus Master */
63 pci_or_config16(dev, PCI_COMMAND, PCI_COMMAND_MASTER);
64
65 /* Mini-HD configuration */
66 reg32 = read32(base + 0x100c);
67 reg32 &= 0xfffc0000;
68 reg32 |= 0x4;
69 write32(base + 0x100c, reg32);
70
71 reg32 = read32(base + 0x1010);
72 reg32 &= 0xfffc0000;
73 reg32 |= 0x4b;
74 write32(base + 0x1010, reg32);
75
76 /* Init the codec and write the verb table */
77 codec_mask = hda_codec_detect(base);
78
79 if (codec_mask) {
80 for (i = 3; i >= 0; i--) {
81 if (codec_mask & (1 << i))
82 azalia_codec_init(base, i, minihd_verb_table,
83 sizeof(minihd_verb_table));
84 }
85 }
86 }
87
88 static struct device_operations minihd_ops = {
89 .read_resources = pci_dev_read_resources,
90 .set_resources = pci_dev_set_resources,
91 .enable_resources = pci_dev_enable_resources,
92 .init = minihd_init,
93 .ops_pci = &pci_dev_ops_pci,
94 };
95
96 static const unsigned short pci_device_ids[] = { 0x0a0c, 0x0c0c, 0x0d0c, 0 };
97
98 static const struct pci_driver haswell_minihd __pci_driver = {
99 .ops = &minihd_ops,
100 .vendor = PCI_VID_INTEL,
101 .devices = pci_device_ids,
102 };
103