diff options
Diffstat (limited to 'board/samsung/smdk5250/tzpc_init.c')
-rw-r--r-- | board/samsung/smdk5250/tzpc_init.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/board/samsung/smdk5250/tzpc_init.c b/board/samsung/smdk5250/tzpc_init.c new file mode 100644 index 0000000..c2ccef3 --- /dev/null +++ b/board/samsung/smdk5250/tzpc_init.c @@ -0,0 +1,48 @@ +/* + * Lowlevel setup for SMDK5250 board based on S5PC520 + * + * Copyright (C) 2012 Samsung Electronics + * + * See file CREDITS for list of people who contributed to this + * project. + * + * 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. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <asm/arch/tzpc.h> +#include"setup.h" + +/* Setting TZPC[TrustZone Protection Controller] */ +void tzpc_init(void) +{ + struct exynos5_tzpc *tzpc; + unsigned int addr; + + for (addr = TZPC0_BASE; addr <= TZPC9_BASE; addr += TZPC_BASE_OFFSET) { + tzpc = (struct exynos5_tzpc *)addr; + + if (addr == TZPC0_BASE) + writel(R0SIZE, &tzpc->r0size); + + writel(DECPROTXSET, &tzpc->decprot0set); + writel(DECPROTXSET, &tzpc->decprot1set); + + if (addr != TZPC9_BASE) { + writel(DECPROTXSET, &tzpc->decprot2set); + writel(DECPROTXSET, &tzpc->decprot3set); + } + } +} |