blob: c833541fd03e39a969c01dda9433effcba83b498 [file] [log] [blame]
Chander Kashyap0aee53b2012-02-05 23:01:47 +00001/*
2 * Lowlevel setup for SMDK5250 board based on S5PC520
3 *
4 * Copyright (C) 2012 Samsung Electronics
5 *
6 * See file CREDITS for list of people who contributed to this
7 * project.
8 *
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License as
11 * published by the Free Software Foundation; either version 2 of
12 * the License, or (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
22 * MA 02111-1307 USA
23 */
24
25#include <asm/arch/tzpc.h>
26#include"setup.h"
27
28/* Setting TZPC[TrustZone Protection Controller] */
29void tzpc_init(void)
30{
Chander Kashyap90005092012-03-14 17:34:02 +000031 struct exynos_tzpc *tzpc;
Chander Kashyap0aee53b2012-02-05 23:01:47 +000032 unsigned int addr;
33
34 for (addr = TZPC0_BASE; addr <= TZPC9_BASE; addr += TZPC_BASE_OFFSET) {
Minkyu Kang8f2fabe2012-04-02 16:51:33 +090035 tzpc = (struct exynos_tzpc *)addr;
Chander Kashyap0aee53b2012-02-05 23:01:47 +000036
37 if (addr == TZPC0_BASE)
38 writel(R0SIZE, &tzpc->r0size);
39
40 writel(DECPROTXSET, &tzpc->decprot0set);
41 writel(DECPROTXSET, &tzpc->decprot1set);
42
43 if (addr != TZPC9_BASE) {
44 writel(DECPROTXSET, &tzpc->decprot2set);
45 writel(DECPROTXSET, &tzpc->decprot3set);
46 }
47 }
48}