1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * Created by:  Dave Martin, 2012-06-22
4 * Copyright:   (C) 2012-2013  Linaro Limited
5 */
6
7#include <linux/linkage.h>
8
9
10ENTRY(dcscb_power_up_setup)
11
12	cmp	r0, #0			@ check affinity level
13	beq	2f
14
15/*
16 * Enable cluster-level coherency, in preparation for turning on the MMU.
17 * The ACTLR SMP bit does not need to be set here, because cpu_resume()
18 * already restores that.
19 *
20 * A15/A7 may not require explicit L2 invalidation on reset, dependent
21 * on hardware integration decisions.
22 * For now, this code assumes that L2 is either already invalidated,
23 * or invalidation is not required.
24 */
25
26	b	cci_enable_port_for_self
27
282:	@ Implementation-specific local CPU setup operations should go here,
29	@ if any.  In this case, there is nothing to do.
30
31	bx	lr
32
33ENDPROC(dcscb_power_up_setup)
34