arch/powerpc/platforms/microwatt/setup.c

   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 #include "microwatt.h"
  20
  21 static void __init microwatt_init_IRQ(void)
  22 {
  23         xics_init();
  24 }
  25
  26 static int __init microwatt_populate(void)
  27 {
  28         return of_platform_default_populate(NULL, NULL, NULL);
  29 }
  30 machine_arch_initcall(microwatt, microwatt_populate);
  31
  32 static void __init microwatt_setup_arch(void)
  33 {
  34         microwatt_rng_init();
  35 }
  36
  37 define_machine(microwatt) {
  38         .name                   = "microwatt",
  39         .compatible             = "microwatt-soc",
  40         .init_IRQ               = microwatt_init_IRQ,
  41         .setup_arch             = microwatt_setup_arch,
  42         .progress               = udbg_progress,
  43 };