linux/arch/arm/mach-vexpress/dcscb_setup.S
Thomas Gleixner d2912cb15b treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500
Based on 2 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 version 2 as
  published by the free software foundation

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license version 2 as
  published by the free software foundation #

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 4122 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Enrico Weigelt <info@metux.net>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190604081206.933168790@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-19 17:09:55 +02:00

36 lines
870 B
ArmAsm

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* arch/arm/include/asm/dcscb_setup.S
*
* Created by: Dave Martin, 2012-06-22
* Copyright: (C) 2012-2013 Linaro Limited
*/
#include <linux/linkage.h>
ENTRY(dcscb_power_up_setup)
cmp r0, #0 @ check affinity level
beq 2f
/*
* Enable cluster-level coherency, in preparation for turning on the MMU.
* The ACTLR SMP bit does not need to be set here, because cpu_resume()
* already restores that.
*
* A15/A7 may not require explicit L2 invalidation on reset, dependent
* on hardware integration decisions.
* For now, this code assumes that L2 is either already invalidated,
* or invalidation is not required.
*/
b cci_enable_port_for_self
2: @ Implementation-specific local CPU setup operations should go here,
@ if any. In this case, there is nothing to do.
bx lr
ENDPROC(dcscb_power_up_setup)