mirror of
https://github.com/AsahiLinux/u-boot
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87f4cd3a30
U-Boot on coreboot does not have a driver for the PCH so cannot see the SPI peripheral now that it has moved inside the PCH. Add a simple driver so that SPI flash works again. Signed-off-by: Simon Glass <sjg@chromium.org>
47 lines
924 B
C
47 lines
924 B
C
/*
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* Copyright (c) 2011 The Chromium OS Authors.
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* (C) Copyright 2008,2009
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* Graeme Russ, <graeme.russ@gmail.com>
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*
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* (C) Copyright 2002
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* Daniel Engström, Omicron Ceti AB, <daniel@omicron.se>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <dm.h>
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#include <errno.h>
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#include <pci.h>
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#include <asm/io.h>
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#include <asm/pci.h>
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DECLARE_GLOBAL_DATA_PTR;
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static const struct dm_pci_ops pci_x86_ops = {
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.read_config = pci_x86_read_config,
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.write_config = pci_x86_write_config,
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};
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static const struct udevice_id pci_x86_ids[] = {
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{ .compatible = "pci-x86" },
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{ }
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};
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U_BOOT_DRIVER(pci_x86_drv) = {
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.name = "pci_x86",
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.id = UCLASS_PCI,
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.of_match = pci_x86_ids,
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.ops = &pci_x86_ops,
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};
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static const struct udevice_id generic_pch_ids[] = {
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{ .compatible = "intel,pch" },
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{ }
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};
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U_BOOT_DRIVER(generic_pch_drv) = {
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.name = "pch",
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.id = UCLASS_PCH,
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.of_match = generic_pch_ids,
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};
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