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virtex.c
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1 /*
2  * Xilinx Virtex (IIpro & 4FX) based board support
3  *
4  * Copyright 2007 Secret Lab Technologies Ltd.
5  *
6  * This file is licensed under the terms of the GNU General Public License
7  * version 2. This program is licensed "as is" without any warranty of any
8  * kind, whether express or implied.
9  */
10 
11 #include <linux/init.h>
12 #include <linux/of_platform.h>
13 #include <asm/machdep.h>
14 #include <asm/prom.h>
15 #include <asm/time.h>
16 #include <asm/xilinx_intc.h>
17 #include <asm/xilinx_pci.h>
18 #include <asm/ppc4xx.h>
19 
20 static struct of_device_id xilinx_of_bus_ids[] __initdata = {
21  { .compatible = "xlnx,plb-v46-1.00.a", },
22  { .compatible = "xlnx,plb-v34-1.01.a", },
23  { .compatible = "xlnx,plb-v34-1.02.a", },
24  { .compatible = "xlnx,opb-v20-1.10.c", },
25  { .compatible = "xlnx,dcr-v29-1.00.a", },
26  { .compatible = "xlnx,compound", },
27  {}
28 };
29 
30 static int __init virtex_device_probe(void)
31 {
32  of_platform_bus_probe(NULL, xilinx_of_bus_ids, NULL);
33 
34  return 0;
35 }
36 machine_device_initcall(virtex, virtex_device_probe);
37 
38 static int __init virtex_probe(void)
39 {
40  unsigned long root = of_get_flat_dt_root();
41 
42  if (!of_flat_dt_is_compatible(root, "xlnx,virtex"))
43  return 0;
44 
45  return 1;
46 }
47 
48 define_machine(virtex) {
49  .name = "Xilinx Virtex",
50  .probe = virtex_probe,
51  .setup_arch = xilinx_pci_init,
52  .init_IRQ = xilinx_intc_init_tree,
53  .get_irq = xilinx_intc_get_irq,
54  .restart = ppc4xx_reset_system,
55  .calibrate_decr = generic_calibrate_decr,
56 };