linux_dsm_epyc7002/arch/powerpc/platforms/embedded6xx/gamecube.c
Thomas Gleixner 2874c5fd28 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license as published by
  the free software foundation either version 2 of the license or at
  your option any later version

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 3029 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190527070032.746973796@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:26:32 -07:00

97 lines
1.8 KiB
C

// SPDX-License-Identifier: GPL-2.0-or-later
/*
* arch/powerpc/platforms/embedded6xx/gamecube.c
*
* Nintendo GameCube board-specific support
* Copyright (C) 2004-2009 The GameCube Linux Team
* Copyright (C) 2007,2008,2009 Albert Herranz
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/irq.h>
#include <linux/kexec.h>
#include <linux/seq_file.h>
#include <linux/of_platform.h>
#include <asm/io.h>
#include <asm/machdep.h>
#include <asm/prom.h>
#include <asm/time.h>
#include <asm/udbg.h>
#include "flipper-pic.h"
#include "usbgecko_udbg.h"
static void __noreturn gamecube_spin(void)
{
/* spin until power button pressed */
for (;;)
cpu_relax();
}
static void __noreturn gamecube_restart(char *cmd)
{
local_irq_disable();
flipper_platform_reset();
gamecube_spin();
}
static void gamecube_power_off(void)
{
local_irq_disable();
gamecube_spin();
}
static void __noreturn gamecube_halt(void)
{
gamecube_restart(NULL);
}
static int __init gamecube_probe(void)
{
if (!of_machine_is_compatible("nintendo,gamecube"))
return 0;
pm_power_off = gamecube_power_off;
ug_udbg_init();
return 1;
}
static void gamecube_shutdown(void)
{
flipper_quiesce();
}
define_machine(gamecube) {
.name = "gamecube",
.probe = gamecube_probe,
.restart = gamecube_restart,
.halt = gamecube_halt,
.init_IRQ = flipper_pic_probe,
.get_irq = flipper_pic_get_irq,
.calibrate_decr = generic_calibrate_decr,
.progress = udbg_progress,
.machine_shutdown = gamecube_shutdown,
};
static const struct of_device_id gamecube_of_bus[] = {
{ .compatible = "nintendo,flipper", },
{ },
};
static int __init gamecube_device_probe(void)
{
if (!machine_is(gamecube))
return 0;
of_platform_bus_probe(NULL, gamecube_of_bus, NULL);
return 0;
}
device_initcall(gamecube_device_probe);