diff options
author | Arthur Heymans <arthur@aheymans.xyz> | 2019-11-19 18:50:20 +0100 |
---|---|---|
committer | Kyösti Mälkki <kyosti.malkki@gmail.com> | 2019-11-21 06:43:29 +0000 |
commit | f67c81fc7030e278cf3dbc906f9ba5e265d843f0 (patch) | |
tree | c89f4856690b80e8aa3c53a51ff2e4dfd553c84f /src/soc/intel/fsp_broadwell_de/smbus.c | |
parent | 433471244b7313dde6bb07d58943bfd0d9957c59 (diff) |
soc/intel/fsp_broadwell_de: Drop support
Relocatable ramstage, postcar stage and C_ENVIRONMENT_BOOTBLOCK are
now mandatory features, which this platform lacks.
Change-Id: I8b6502b0894f9e2b8b1334871d7b6cde65cba7d4
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/36984
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-by: David Hendricks <david.hendricks@gmail.com>
Reviewed-by: Werner Zeh <werner.zeh@siemens.com>
Diffstat (limited to 'src/soc/intel/fsp_broadwell_de/smbus.c')
-rw-r--r-- | src/soc/intel/fsp_broadwell_de/smbus.c | 96 |
1 files changed, 0 insertions, 96 deletions
diff --git a/src/soc/intel/fsp_broadwell_de/smbus.c b/src/soc/intel/fsp_broadwell_de/smbus.c deleted file mode 100644 index 94474f713e..0000000000 --- a/src/soc/intel/fsp_broadwell_de/smbus.c +++ /dev/null @@ -1,96 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2008-2009 coresystems GmbH - * Copyright (C) 2014 Google Inc. - * Copyright (C) 2016 Siemens AG - * - * 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. - */ - -#include <arch/io.h> -#include <device/device.h> -#include <device/smbus.h> -#include <device/smbus_def.h> -#include <device/pci.h> -#include <device/pci_ids.h> -#include <device/pci_ops.h> -#include <soc/pci_devs.h> -#include <soc/smbus.h> - -static void pch_smbus_init(struct device *dev) -{ - struct resource *res; - - /* Set Receive Slave Address */ - res = find_resource(dev, PCI_BASE_ADDRESS_4); - if (res) - outb(SMBUS_SLAVE_ADDR, res->base + SMB_RCV_SLVA); -} - -static void pch_smbus_enable(struct device *dev) -{ - uint8_t reg8; - - reg8 = pci_read_config8(dev, HOSTC); - reg8 |= HST_EN; - pci_write_config8(dev, HOSTC, reg8); -} - -static int lsmbus_read_byte(struct device *dev, uint8_t address) -{ - uint16_t device; - struct resource *res; - struct bus *pbus; - - device = dev->path.i2c.device; - pbus = get_pbus_smbus(dev); - res = find_resource(pbus->dev, PCI_BASE_ADDRESS_4); - - return do_smbus_read_byte(res->base, device, address); -} - -static int lsmbus_write_byte(struct device *dev, uint8_t address, uint8_t data) -{ - uint16_t device; - struct resource *res; - struct bus *pbus; - - device = dev->path.i2c.device; - pbus = get_pbus_smbus(dev); - res = find_resource(pbus->dev, PCI_BASE_ADDRESS_4); - return do_smbus_write_byte(res->base, device, address, data); -} - -static struct smbus_bus_operations lops_smbus_bus = { - .read_byte = lsmbus_read_byte, - .write_byte = lsmbus_write_byte, -}; - -static struct device_operations smbus_ops = { - .read_resources = pci_dev_read_resources, - .set_resources = pci_dev_set_resources, - .enable_resources = pci_dev_enable_resources, - .scan_bus = scan_smbus, - .init = pch_smbus_init, - .enable = pch_smbus_enable, - .ops_smbus_bus = &lops_smbus_bus, -}; - -static const unsigned short pci_device_ids[] = { - SMBUS_DEVID, - 0 -}; - -static const struct pci_driver pch_smbus __pci_driver = { - .ops = &smbus_ops, - .vendor = PCI_VENDOR_ID_INTEL, - .devices = pci_device_ids, -}; |