| /* |
| * A lowlevel_init function that sets up the stack to call a C function to |
| * perform further init. |
| * |
| * (C) Copyright 2010 |
| * Texas Instruments, <www.ti.com> |
| * |
| * Author : |
| * Aneesh V <aneesh@ti.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 <asm-offsets.h> |
| #include <config.h> |
| #include <linux/linkage.h> |
| |
| ENTRY(lowlevel_init) |
| /* |
| * Setup a temporary stack |
| */ |
| ldr sp, =CONFIG_SYS_INIT_SP_ADDR |
| bic sp, sp, #7 /* 8-byte alignment for ABI compliance */ |
| |
| /* |
| * Save the old lr(passed in ip) and the current lr to stack |
| */ |
| push {ip, lr} |
| |
| /* |
| * go setup pll, mux, memory |
| */ |
| bl s_init |
| pop {ip, pc} |
| ENDPROC(lowlevel_init) |
