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Rajeshwari Shinde9c46f032012-07-03 20:02:52 +00001/*
2 * Copyright (c) 2012 The Chromium OS Authors.
3 *
Wolfgang Denk1a459662013-07-08 09:37:19 +02004 * SPDX-License-Identifier: GPL-2.0+
Rajeshwari Shinde9c46f032012-07-03 20:02:52 +00005 */
6
7#include <common.h>
8#include <asm/arch/cpu.h>
9#include <asm/arch/spl.h>
10#include <asm/arch/clk.h>
11
12#define SIGNATURE 0xdeadbeef
13
14/* Parameters of early board initialization in SPL */
15static struct spl_machine_param machine_param
16 __attribute__((section(".machine_param"))) = {
17 .signature = SIGNATURE,
18 .version = 1,
19 .params = "vmubfasirM",
20 .size = sizeof(machine_param),
21
22 .mem_iv_size = 0x1f,
23 .mem_type = DDR_MODE_DDR3,
24
25 /*
26 * Set uboot_size to 0x100000 bytes.
27 *
28 * This is an overly conservative value chosen to accommodate all
29 * possible U-Boot image. You are advised to set this value to a
30 * smaller realistic size via scripts that modifies the .machine_param
31 * section of output U-Boot image.
32 */
33 .uboot_size = 0x100000,
34
35 .boot_source = BOOT_MODE_OM,
36 .frequency_mhz = 800,
37 .arm_freq_mhz = 1700,
38 .serial_base = 0x12c30000,
39 .i2c_base = 0x12c60000,
40 .mem_manuf = MEM_MANUF_SAMSUNG,
41};
42
43struct spl_machine_param *spl_get_machine_params(void)
44{
45 if (machine_param.signature != SIGNATURE) {
46 /* Will hang if SIGNATURE dont match */
47 while (1)
48 ;
49 }
50
51 return &machine_param;
52}