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Diffstat (limited to 'src/southbridge/amd/sb600/hda.c')
| -rw-r--r-- | src/southbridge/amd/sb600/hda.c | 265 |
1 files changed, 0 insertions, 265 deletions
diff --git a/src/southbridge/amd/sb600/hda.c b/src/southbridge/amd/sb600/hda.c deleted file mode 100644 index e507d21aee..0000000000 --- a/src/southbridge/amd/sb600/hda.c +++ /dev/null @@ -1,265 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2008 Advanced Micro Devices, 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 <types.h> -#include <lib.h> -#include <console.h> -#include <device/pci.h> -#include <msr.h> -#include <legacy.h> -#include <device/pci_ids.h> -#include <statictree.h> -#include <config.h> -#include "sb600.h" - -static int set_bits(u8 * port, u32 mask, u32 val) -{ - u32 dword; - int count; - - val &= mask; - dword = readl(port); - dword &= ~mask; - dword |= val; - writel(dword, port); - - count = 50; - do { - dword = readl(port); - dword &= mask; - udelay(100); - } while ((dword != val) && --count); - - if (!count) - return -1; - - udelay(540); - return 0; -} - -static int codec_detect(u8 * base) -{ - u32 dword; - - /* 1 */ - set_bits(base + 0x08, 1, 1); - - /* 2 */ - dword = readl(base + 0x0e); - dword |= 7; - writel(dword, base + 0x0e); - - /* 3 */ - set_bits(base + 0x08, 1, 0); - - /* 4 */ - set_bits(base + 0x08, 1, 1); - - /* 5 */ - dword = readl(base + 0xe); - dword &= 7; - - /* 6 */ - if (!dword) { - set_bits(base + 0x08, 1, 0); - printk(BIOS_DEBUG, "No codec!\n"); - return 0; - } - return dword; - -} - -static u32 cim_verb_data[] = { - 0x01471c10, - 0x01471d40, - 0x01471e01, - 0x01471f01, -/* 1 */ - 0x01571c12, - 0x01571d10, - 0x01571e01, - 0x01571f01, -/* 2 */ - 0x01671c11, - 0x01671d60, - 0x01671e01, - 0x01671f01, -/* 3 */ - 0x01771c14, - 0x01771d20, - 0x01771e01, - 0x01771f01, -/* 4 */ - 0x01871c30, - 0x01871d90, - 0x01871ea1, - 0x01871f01, -/* 5 */ - 0x01971cf0, - 0x01971d11, - 0x01971e11, - 0x01971f41, -/* 6 */ - 0x01a71c80, - 0x01a71d30, - 0x01a71e81, - 0x01a71f01, -/* 7 */ - 0x01b71cf0, - 0x01b71d11, - 0x01b71e11, - 0x01b71f41, -/* 8 */ - 0x01c71cf0, - 0x01c71d11, - 0x01c71e11, - 0x01c71f41, -/* 9 */ - 0x01d71cf0, - 0x01d71d11, - 0x01d71e11, - 0x01d71f41, -/* 10 */ - 0x01e71c50, - 0x01e71d11, - 0x01e71e44, - 0x01e71f01, -/* 11 */ - 0x01f71c60, - 0x01f71d61, - 0x01f71ec4, - 0x01f71f01, -}; -static unsigned find_verb(u32 viddid, u32 ** verb) -{ - struct device * azalia_dev = dev_find_slot(0, PCI_DEVFN(0x14, 2)); - struct southbridge_amd_sb600_dts_config *cfg = - (struct southbridge_amd_sb600_config *)azalia_dev->chip_info; - printk(BIOS_DEBUG, "Dev=%s\n", dev_path(azalia_dev)); - printk(BIOS_DEBUG, "Default viddid=%x\n", cfg->hda_viddid); - printk(BIOS_DEBUG, "Reading viddid=%x\n", viddid); - if (!cfg) - return 0; - if (viddid != cfg->hda_viddid) - return 0; - *verb = (u32 *) cim_verb_data; - return sizeof(cim_verb_data) / sizeof(u32); -} - -static void codec_init(u8 * base, int addr) -{ - u32 dword; - u32 *verb; - u32 verb_size; - int i; - - /* 1 */ - do { - dword = readl(base + 0x68); - } while (dword & 1); - - dword = (addr << 28) | 0x000f0000; - writel(dword, base + 0x60); - - do { - dword = readl(base + 0x68); - } while ((dword & 3) != 2); - - dword = readl(base + 0x64); - - /* 2 */ - printk(BIOS_DEBUG, "codec viddid: %08x\n", dword); - verb_size = find_verb(dword, &verb); - - if (!verb_size) { - printk(BIOS_DEBUG, "No verb!\n"); - return; - } - - printk(BIOS_DEBUG, "verb_size: %d\n", verb_size); - /* 3 */ - for (i = 0; i < verb_size; i++) { - do { - dword = readl(base + 0x68); - } while (dword & 1); - - writel(verb[i], base + 0x60); - - do { - dword = readl(base + 0x68); - } while ((dword & 3) != 2); - } - printk(BIOS_DEBUG, "verb loaded!\n"); -} - -static void codecs_init(u8 * base, u32 codec_mask) -{ - int i; - for (i = 2; i >= 0; i--) { - if (codec_mask & (1 << i)) - codec_init(base, i); - } -} - -static void hda_init(struct device *dev) -{ - u8 *base; - struct resource *res; - u32 codec_mask; - - /* SM Setting */ - struct device * hda_dev; - hda_dev = dev_find_slot(0, PCI_DEVFN(0x14, 0)); - /* Set routing pin */ - pci_write_config32(dev, 0xf8, 0x0); - pci_write_config8(dev, 0xfc, 0xAA); - /* Set INTA */ - pci_write_config8(dev, 0x63, 0x0); - /* Enable azalia, disable ac97 */ - pm_iowrite(0x59, 0xB); - - res = find_resource(dev, 0x10); - if (!res) - return; - - base = (u8 *) ((u32)res->base); - printk(BIOS_DEBUG, "base = %08x\n", base); - codec_mask = codec_detect(base); - - if (codec_mask) { - printk(BIOS_DEBUG, "codec_mask = %02x\n", codec_mask); - codecs_init(base, codec_mask); - } -} - -static struct pci_operations lops_pci = { - .set_subsystem = pci_dev_set_subsystem, -}; - -struct device_operations sb600_hda = { - .id = {.type = DEVICE_ID_PCI, - {.pci = {.vendor = PCI_VENDOR_ID_ATI, - .device = PCI_DEVICE_ID_ATI_SB600_HDA}}}, - .constructor = default_device_constructor, - .phase4_read_resources = pci_dev_read_resources, - .phase4_set_resources = pci_dev_set_resources, - .phase5_enable_resources = pci_dev_enable_resources, - .phase6_init = hda_init, - .ops_pci = &lops_pci -}; |