linux_dsm_epyc7002/arch/powerpc/platforms/40x/virtex.c
Roderick Colenbrander 64f1650247 powerpc/virtex: Add support for Xilinx PCI host bridge
This patch adds support for the Xilinx plbv46-pci-1.03.a PCI host
bridge IPcore.

Signed-off-by: Roderick Colenbrander <thunderbird2k@gmail.com>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
2009-06-06 10:14:22 -06:00

57 lines
1.4 KiB
C

/*
* Xilinx Virtex (IIpro & 4FX) based board support
*
* Copyright 2007 Secret Lab Technologies Ltd.
*
* This file is licensed under the terms of the GNU General Public License
* version 2. This program is licensed "as is" without any warranty of any
* kind, whether express or implied.
*/
#include <linux/init.h>
#include <linux/of_platform.h>
#include <asm/machdep.h>
#include <asm/prom.h>
#include <asm/time.h>
#include <asm/xilinx_intc.h>
#include <asm/xilinx_pci.h>
#include <asm/ppc4xx.h>
static struct of_device_id xilinx_of_bus_ids[] __initdata = {
{ .compatible = "xlnx,plb-v46-1.00.a", },
{ .compatible = "xlnx,plb-v34-1.01.a", },
{ .compatible = "xlnx,plb-v34-1.02.a", },
{ .compatible = "xlnx,opb-v20-1.10.c", },
{ .compatible = "xlnx,dcr-v29-1.00.a", },
{ .compatible = "xlnx,compound", },
{}
};
static int __init virtex_device_probe(void)
{
of_platform_bus_probe(NULL, xilinx_of_bus_ids, NULL);
return 0;
}
machine_device_initcall(virtex, virtex_device_probe);
static int __init virtex_probe(void)
{
unsigned long root = of_get_flat_dt_root();
if (!of_flat_dt_is_compatible(root, "xlnx,virtex"))
return 0;
return 1;
}
define_machine(virtex) {
.name = "Xilinx Virtex",
.probe = virtex_probe,
.setup_arch = xilinx_pci_init,
.init_IRQ = xilinx_intc_init_tree,
.get_irq = xilinx_intc_get_irq,
.restart = ppc4xx_reset_system,
.calibrate_decr = generic_calibrate_decr,
};