1 /*
2  * Microwatt FPGA-based SoC platform setup code.
3  *
4  * Copyright 2020 Paul Mackerras (paulus@ozlabs.org), IBM Corp.
5  */
6 
7 #include <linux/types.h>
8 #include <linux/kernel.h>
9 #include <linux/stddef.h>
10 #include <linux/init.h>
11 #include <linux/of.h>
12 #include <linux/of_platform.h>
13 
14 #include <asm/machdep.h>
15 #include <asm/time.h>
16 #include <asm/xics.h>
17 #include <asm/udbg.h>
18 
19 static void __init microwatt_init_IRQ(void)
20 {
21 	xics_init();
22 }
23 
24 static int __init microwatt_probe(void)
25 {
26 	return of_machine_is_compatible("microwatt-soc");
27 }
28 
29 static int __init microwatt_populate(void)
30 {
31 	return of_platform_default_populate(NULL, NULL, NULL);
32 }
33 machine_arch_initcall(microwatt, microwatt_populate);
34 
35 define_machine(microwatt) {
36 	.name			= "microwatt",
37 	.probe			= microwatt_probe,
38 	.init_IRQ		= microwatt_init_IRQ,
39 	.progress		= udbg_progress,
40 	.calibrate_decr		= generic_calibrate_decr,
41 };
42