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/ppc4xx.h>
18
19 static struct of_device_id xilinx_of_bus_ids[] __initdata = {
20 { .compatible = "xlnx,plb-v46-1.00.a", },
21 { .compatible = "xlnx,plb-v34-1.01.a", },
22 { .compatible = "xlnx,plb-v34-1.02.a", },
23 { .compatible = "xlnx,opb-v20-1.10.c", },
24 { .compatible = "xlnx,dcr-v29-1.00.a", },
25 { .compatible = "xlnx,compound", },
26 {}
27 };
28
virtex_device_probe(void)29 static int __init virtex_device_probe(void)
30 {
31 of_platform_bus_probe(NULL, xilinx_of_bus_ids, NULL);
32
33 return 0;
34 }
35 machine_device_initcall(virtex, virtex_device_probe);
36
virtex_probe(void)37 static int __init virtex_probe(void)
38 {
39 unsigned long root = of_get_flat_dt_root();
40
41 if (!of_flat_dt_is_compatible(root, "xlnx,virtex"))
42 return 0;
43
44 return 1;
45 }
46
define_machine(virtex)47 define_machine(virtex) {
48 .name = "Xilinx Virtex",
49 .probe = virtex_probe,
50 .init_IRQ = xilinx_intc_init_tree,
51 .get_irq = xilinx_intc_get_irq,
52 .restart = ppc4xx_reset_system,
53 .calibrate_decr = generic_calibrate_decr,
54 };
55