blob: baa5048335334b39e88879a6ce4558c70ddb0209 [file] [log] [blame]
Tom Rini83d290c2018-05-06 17:58:06 -04001// SPDX-License-Identifier: GPL-2.0+
Chander Kashyapa2ac68f2013-08-21 10:38:56 +05302/*
3 * Copyright (c) 2012 The Chromium OS Authors.
Chander Kashyapa2ac68f2013-08-21 10:38:56 +05304 */
5
6#include <common.h>
7#include <asm/arch/spl.h>
8
9#define SIGNATURE 0xdeadbeef
10
11/* Parameters of early board initialization in SPL */
12static struct spl_machine_param machine_param
13 __attribute__((section(".machine_param"))) = {
14 .signature = SIGNATURE,
15 .version = 1,
16 .params = "vmubfasirM",
17 .size = sizeof(machine_param),
18
19 .mem_iv_size = 0x1f,
20 .mem_type = DDR_MODE_DDR3,
21
22 /*
23 * Set uboot_size to 0x100000 bytes.
24 *
25 * This is an overly conservative value chosen to accommodate all
26 * possible U-Boot image. You are advised to set this value to a
27 * smaller realistic size via scripts that modifies the .machine_param
28 * section of output U-Boot image.
29 */
30 .uboot_size = 0x100000,
31
32 .boot_source = BOOT_MODE_OM,
33 .frequency_mhz = 800,
34 .arm_freq_mhz = 1000,
35 .serial_base = 0x12c30000,
36 .i2c_base = 0x12c60000,
37 .mem_manuf = MEM_MANUF_SAMSUNG,
38};
39
40struct spl_machine_param *spl_get_machine_params(void)
41{
42 if (machine_param.signature != SIGNATURE) {
43 /* Will hang if SIGNATURE dont match */
44 while (1)
45 ;
46 }
47
48 return &machine_param;
49}