diff options
Diffstat (limited to 'arch/arm/cpu/tegra20-common/lowlevel_init.S')
| -rw-r--r-- | arch/arm/cpu/tegra20-common/lowlevel_init.S | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/arch/arm/cpu/tegra20-common/lowlevel_init.S b/arch/arm/cpu/tegra20-common/lowlevel_init.S new file mode 100644 index 0000000000..d117f23a62 --- /dev/null +++ b/arch/arm/cpu/tegra20-common/lowlevel_init.S @@ -0,0 +1,42 @@ +/* + * SoC-specific setup info + * + * (C) Copyright 2010,2011 + * NVIDIA Corporation <www.nvidia.com> + * + * 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 <config.h> +#include <version.h> +#include <linux/linkage.h> + + .align 5 +ENTRY(reset_cpu) + ldr r1, rstctl @ get addr for global reset + @ reg + ldr r3, [r1] + orr r3, r3, #0x10 + str r3, [r1] @ force reset + mov r0, r0 +_loop_forever: + b _loop_forever +rstctl: + .word PRM_RSTCTRL +ENDPROC(reset_cpu) |