mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-28 05:53:54 +00:00
6744c0d652
Add sound support for link, using the HDA codec implementation. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
118 lines
2.9 KiB
C
118 lines
2.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2014 Google, Inc
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*
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* From Coreboot file of the same name
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*
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* Copyright (C) 2007-2008 coresystems GmbH
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* Copyright (C) 2011 Google Inc.
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*/
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#ifndef _ACH_ASM_SANDYBRIDGE_H
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#define _ACH_ASM_SANDYBRIDGE_H
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/* Chipset types */
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#define SANDYBRIDGE_MOBILE 0
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#define SANDYBRIDGE_DESKTOP 1
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#define SANDYBRIDGE_SERVER 2
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/* Device ID for SandyBridge and IvyBridge */
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#define BASE_REV_SNB 0x00
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#define BASE_REV_IVB 0x50
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#define BASE_REV_MASK 0x50
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/* SandyBridge CPU stepping */
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#define SNB_STEP_D0 (BASE_REV_SNB + 5) /* Also J0 */
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#define SNB_STEP_D1 (BASE_REV_SNB + 6)
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#define SNB_STEP_D2 (BASE_REV_SNB + 7) /* Also J1/Q0 */
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/* IvyBridge CPU stepping */
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#define IVB_STEP_A0 (BASE_REV_IVB + 0)
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#define IVB_STEP_B0 (BASE_REV_IVB + 2)
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#define IVB_STEP_C0 (BASE_REV_IVB + 4)
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#define IVB_STEP_K0 (BASE_REV_IVB + 5)
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#define IVB_STEP_D0 (BASE_REV_IVB + 6)
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/* Intel Enhanced Debug region must be 4MB */
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#define IED_SIZE 0x400000
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/* Northbridge BARs */
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#define DEFAULT_DMIBAR 0xfed18000 /* 4 KB */
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#define DEFAULT_EPBAR 0xfed19000 /* 4 KB */
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#define DEFAULT_RCBABASE 0xfed1c000
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/* 4 KB per PCIe device */
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#define DEFAULT_PCIEXBAR CONFIG_PCIE_ECAM_BASE
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#define IOMMU_BASE1 0xfed90000ULL
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#define IOMMU_BASE2 0xfed91000ULL
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/* Device 0:0.0 PCI configuration space (Host Bridge) */
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#define EPBAR 0x40
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#define MCHBAR 0x48
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#define PCIEXBAR 0x60
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#define DMIBAR 0x68
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#define X60BAR 0x60
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#define GGC 0x50 /* GMCH Graphics Control */
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#define DEVEN 0x54 /* Device Enable */
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#define DEVEN_PEG60 (1 << 13)
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#define DEVEN_IGD (1 << 4)
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#define DEVEN_PEG10 (1 << 3)
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#define DEVEN_PEG11 (1 << 2)
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#define DEVEN_PEG12 (1 << 1)
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#define DEVEN_HOST (1 << 0)
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#define PAM0 0x80
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#define PAM1 0x81
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#define PAM2 0x82
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#define PAM3 0x83
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#define PAM4 0x84
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#define PAM5 0x85
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#define PAM6 0x86
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#define LAC 0x87 /* Legacy Access Control */
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#define SMRAM 0x88 /* System Management RAM Control */
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#define D_OPEN (1 << 6)
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#define D_CLS (1 << 5)
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#define D_LCK (1 << 4)
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#define G_SMRAME (1 << 3)
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#define C_BASE_SEG ((0 << 2) | (1 << 1) | (0 << 0))
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#define TOM 0xa0
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#define TOUUD 0xa8 /* Top of Upper Usable DRAM */
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#define TSEG 0xb8 /* TSEG base */
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#define TOLUD 0xbc /* Top of Low Used Memory */
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#define SKPAD 0xdc /* Scratchpad Data */
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/* Device 0:1.0 PCI configuration space (PCI Express) */
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#define BCTRL1 0x3e /* 16bit */
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/* Device 0:2.0 PCI configuration space (Graphics Device) */
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#define MSAC 0x62 /* Multi Size Aperture Control */
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#define SWSCI 0xe8 /* SWSCI enable */
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#define ASLS 0xfc /* OpRegion Base */
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/*
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* MCHBAR
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*/
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#define SSKPD 0x5d14 /* 16bit (scratchpad) */
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#define BIOS_RESET_CPL 0x5da8 /* 8bit */
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/*
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* DMIBAR
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*/
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#define DMIBAR_REG(x) (DEFAULT_DMIBAR + x)
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/**
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* bridge_silicon_revision() - Get the Northbridge revision
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*
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* @dev: Northbridge device
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* @return revision ID (bits 3:0) and bridge ID (bits 7:4)
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*/
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int bridge_silicon_revision(struct udevice *dev);
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#endif
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