u-boot/arch/arm/cpu/armv7/omap4/lowlevel_init.S

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/*
* Board specific setup info
*
* (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/arch/omap4.h>
.globl lowlevel_init
lowlevel_init:
/*
* Setup a temporary stack
*/
ldr sp, =LOW_LEVEL_SRAM_STACK
/*
* 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}