From 244848462def7075e0c812a2f71c408668cacfe4 Mon Sep 17 00:00:00 2001 From: Marc Jones Date: Thu, 4 May 2017 21:17:45 -0600 Subject: soc: Add AMD Stoney Ridge southbridge code Copy the Hudson/Kern code from southbridge/amd/pi/hudson. This is the first of a series of patches to migrate Stoney Ridge support from cpu, northbridge, and southbridge to soc/ Changes: - add soc/amd/stoneyridge and soc/amd/common - remove all other Husdon versions - update include paths, etc - clean up Kconfig and Makefile - create chip.c to contain chip_ops Change-Id: Ib88a868e654ad127be70ecc506f6b90b784f8d1b Signed-off-by: Marc Jones Reviewed-on: https://review.coreboot.org/19722 Tested-by: build bot (Jenkins) Reviewed-by: Martin Roth --- src/soc/amd/stoneyridge/chip.c | 60 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 60 insertions(+) create mode 100644 src/soc/amd/stoneyridge/chip.c (limited to 'src/soc/amd/stoneyridge/chip.c') diff --git a/src/soc/amd/stoneyridge/chip.c b/src/soc/amd/stoneyridge/chip.c new file mode 100644 index 0000000000..3faf536ef9 --- /dev/null +++ b/src/soc/amd/stoneyridge/chip.c @@ -0,0 +1,60 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2017 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. + */ +#include +#include +#include +#include + +static void pci_domain_set_resources(device_t dev) +{ + assign_resources(dev->link_list); +} + +static struct device_operations pci_domain_ops = { + .set_resources = &pci_domain_set_resources, +}; + +static struct device_operations cpu_bus_ops = { +}; + +static void enable_dev(device_t dev) +{ + /* Set the operations if it is a special bus type */ + if (dev->path.type == DEVICE_PATH_DOMAIN) { + dev->ops = &pci_domain_ops; + } else if (dev->path.type == DEVICE_PATH_CPU_CLUSTER) { + dev->ops = &cpu_bus_ops; + } else if (dev->path.type == DEVICE_PATH_PCI) { + hudson_enable(dev); + } +} + +static void soc_init(void *chip_info) +{ + hudson_init(chip_info); +} + +static void soc_final(void *chip_info) +{ + hudson_final(chip_info); +} + +struct chip_operations soc_amd_stoneyridge_ops = { + CHIP_NAME("AMD StoneyRidge SOC") + .enable_dev = &enable_dev, + .init = &soc_init, + .final = &soc_final +}; + -- cgit v1.2.3