xref: /OK3568_Linux_fs/u-boot/arch/arm/lib/ccn504.S (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun/*
2*4882a593Smuzhiyun * (C) Copyright 2015 Freescale Semiconductor
3*4882a593Smuzhiyun *
4*4882a593Smuzhiyun * SPDX-License-Identifier:	GPL-2.0+
5*4882a593Smuzhiyun *
6*4882a593Smuzhiyun * Extracted from gic_64.S
7*4882a593Smuzhiyun */
8*4882a593Smuzhiyun
9*4882a593Smuzhiyun#include <config.h>
10*4882a593Smuzhiyun#include <linux/linkage.h>
11*4882a593Smuzhiyun#include <asm/macro.h>
12*4882a593Smuzhiyun
13*4882a593Smuzhiyun/*************************************************************************
14*4882a593Smuzhiyun *
15*4882a593Smuzhiyun * void ccn504_add_masters_to_dvm(CCI_MN_BASE, CCI_MN_RNF_NODEID_LIST,
16*4882a593Smuzhiyun * 				  CCI_MN_DVM_DOMAIN_CTL_SET);
17*4882a593Smuzhiyun *
18*4882a593Smuzhiyun * Add fully-coherent masters to DVM domain
19*4882a593Smuzhiyun *
20*4882a593Smuzhiyun *************************************************************************/
21*4882a593SmuzhiyunENTRY(ccn504_add_masters_to_dvm)
22*4882a593Smuzhiyun	/*
23*4882a593Smuzhiyun	 * x0: CCI_MN_BASE
24*4882a593Smuzhiyun	 * x1: CCI_MN_RNF_NODEID_LIST
25*4882a593Smuzhiyun	 * x2: CCI_MN_DVM_DOMAIN_CTL_SET
26*4882a593Smuzhiyun	 */
27*4882a593Smuzhiyun
28*4882a593Smuzhiyun	/* Add fully-coherent masters to DVM domain */
29*4882a593Smuzhiyun	ldr	x9, [x0, x1]
30*4882a593Smuzhiyun	str	x9, [x0, x2]
31*4882a593Smuzhiyun1:	ldr	x10, [x0, x2]
32*4882a593Smuzhiyun	mvn	x11, x10
33*4882a593Smuzhiyun	tst	x11, x10 /* Wait for domain addition to complete */
34*4882a593Smuzhiyun	b.ne	1b
35*4882a593Smuzhiyun
36*4882a593Smuzhiyun	ret
37*4882a593SmuzhiyunENDPROC(ccn504_add_masters_to_dvm)
38*4882a593Smuzhiyun
39*4882a593Smuzhiyun/*************************************************************************
40*4882a593Smuzhiyun *
41*4882a593Smuzhiyun * void ccn504_set_qos(CCI_Sx_QOS_CONTROL_BASE, QoS Value);
42*4882a593Smuzhiyun *
43*4882a593Smuzhiyun * Initialize QoS settings for AR/AW override.
44*4882a593Smuzhiyun * Right now, this function sets the same QoS value for all RN-I ports
45*4882a593Smuzhiyun *
46*4882a593Smuzhiyun *************************************************************************/
47*4882a593SmuzhiyunENTRY(ccn504_set_qos)
48*4882a593Smuzhiyun	/*
49*4882a593Smuzhiyun	 * x0: CCI_Sx_QOS_CONTROL_BASE
50*4882a593Smuzhiyun	 * x1: QoS Value
51*4882a593Smuzhiyun	 */
52*4882a593Smuzhiyun
53*4882a593Smuzhiyun	/* Set all RN-I ports to QoS value denoted by x1 */
54*4882a593Smuzhiyun	ldr	x9, [x0]
55*4882a593Smuzhiyun	mov	x10, x1
56*4882a593Smuzhiyun	orr	x9, x9, x10
57*4882a593Smuzhiyun	str	x9, [x0]
58*4882a593Smuzhiyun
59*4882a593Smuzhiyun	ret
60*4882a593SmuzhiyunENDPROC(ccn504_set_qos)
61*4882a593Smuzhiyun
62*4882a593Smuzhiyun/*************************************************************************
63*4882a593Smuzhiyun *
64*4882a593Smuzhiyun * void ccn504_set_aux(CCI_AUX_CONTROL_BASE, Value);
65*4882a593Smuzhiyun *
66*4882a593Smuzhiyun * Initialize AUX control settings
67*4882a593Smuzhiyun *
68*4882a593Smuzhiyun *************************************************************************/
69*4882a593SmuzhiyunENTRY(ccn504_set_aux)
70*4882a593Smuzhiyun	/*
71*4882a593Smuzhiyun	 * x0: CCI_AUX_CONTROL_BASE
72*4882a593Smuzhiyun	 * x1: Value
73*4882a593Smuzhiyun	 */
74*4882a593Smuzhiyun
75*4882a593Smuzhiyun	ldr	x9, [x0]
76*4882a593Smuzhiyun	mov	x10, x1
77*4882a593Smuzhiyun	orr	x9, x9, x10
78*4882a593Smuzhiyun	str	x9, [x0]
79*4882a593Smuzhiyun
80*4882a593Smuzhiyun	ret
81*4882a593SmuzhiyunENDPROC(ccn504_set_aux)
82*4882a593Smuzhiyun
83