summaryrefslogtreecommitdiff
path: root/arch/arm/cpu/armv7/omap-common/lowlevel_init.S
blob: 86c0e4217478f9d06b00723d7280c6629e465059 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
/*
 * Board specific setup info
 *
 * (C) Copyright 2010
 * Texas Instruments, <www.ti.com>
 *
 * Author :
 *	Aneesh V	<aneesh@ti.com>
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#include <config.h>
#include <asm/arch/omap.h>
#include <asm/omap_common.h>
#include <asm/arch/spl.h>
#include <linux/linkage.h>

ENTRY(save_boot_params)
	ldr	r1, =OMAP_SRAM_SCRATCH_BOOT_PARAMS
	str	r0, [r1]
	bx	lr
ENDPROC(save_boot_params)

ENTRY(set_pl310_ctrl_reg)
	PUSH	{r4-r11, lr}	@ save registers - ROM code may pollute
				@ our registers
	LDR	r12, =0x102	@ Set PL310 control register - value in R0
	.word	0xe1600070	@ SMC #0 - hand assembled because -march=armv5
				@ call ROM Code API to set control register
	POP	{r4-r11, pc}
ENDPROC(set_pl310_ctrl_reg)