51b75ae50a
Devices behind LPC can expose more buses (e.g. I2C on a super-i/o). So we should scan buses on LPC devices, too. Change-Id: I0eb005e41b9168fffc344ee8e666d43b605a30ba Signed-off-by: Nico Huber <nico.huber@secunet.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/29474 Reviewed-by: Felix Held <felix-coreboot@felixheld.de> Reviewed-by: Aaron Durbin <adurbin@chromium.org> Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-by: Patrick Rudolph <siro@das-labor.org> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
63 lines
1.8 KiB
C
63 lines
1.8 KiB
C
/*
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* This file is part of the coreboot project.
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*
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* Copyright (C) 2008-2009 coresystems GmbH
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* Copyright (C) 2014 Google Inc.
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* Copyright (C) 2015-2017 Intel Corporation.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <device/pci.h>
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#include <device/pci_ids.h>
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#include <soc/iomap.h>
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#include <soc/pci_devs.h>
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#include <soc/pm.h>
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#include <soc/ramstage.h>
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static void pmc_read_resources(struct device *dev)
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{
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unsigned int index = 0;
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struct resource *res;
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/* Get the normal PCI resources of this device. */
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pci_dev_read_resources(dev);
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/* GPE0 */
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res = new_resource(dev, index++);
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res->base = GPE0_BASE_ADDRESS;
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res->size = GPE0_SIZE;
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res->flags = IORESOURCE_IO | IORESOURCE_ASSIGNED | IORESOURCE_FIXED;
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/* PM1BLK */
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res = new_resource(dev, index++);
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res->base = PM1BLK_BASE_ADDRESS;
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res->size = PM1BLK_SIZE;
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res->flags = IORESOURCE_IO | IORESOURCE_ASSIGNED | IORESOURCE_FIXED;
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/* Legacy GPIO */
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res = new_resource(dev, index++);
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res->base = LEGACY_GPIO_BASE_ADDRESS;
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res->size = LEGACY_GPIO_SIZE;
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res->flags = IORESOURCE_IO | IORESOURCE_ASSIGNED | IORESOURCE_FIXED;
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}
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static struct device_operations device_ops = {
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.read_resources = pmc_read_resources,
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.set_resources = pci_dev_set_resources,
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.enable_resources = pci_dev_enable_resources,
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.scan_bus = scan_static_bus,
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};
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static const struct pci_driver pmc __pci_driver = {
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.ops = &device_ops,
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.vendor = PCI_VENDOR_ID_INTEL,
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.device = QUARK_V_LPC_DEVICE_ID_0,
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};
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