SPDX: Convert all of our single license tags to Linux Kernel style
[platform/kernel/u-boot.git] / board / samsung / smdk5420 / smdk5420_spl.c
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Copyright (C) 2013 The Chromium OS Authors.
4  */
5
6 #include <common.h>
7 #include <asm/arch/cpu.h>
8 #include <asm/arch/spl.h>
9 #include <asm/arch/clk.h>
10
11 #define SIGNATURE       0xdeadbeef
12
13 /* Parameters of early board initialization in SPL */
14 static struct spl_machine_param machine_param
15                 __attribute__((section(".machine_param"))) = {
16         .signature      = SIGNATURE,
17         .version        = 1,
18         .params         = "vmubfasirM",
19         .size           = sizeof(machine_param),
20
21         .mem_iv_size    = 0x1f,
22         .mem_type       = DDR_MODE_DDR3,
23
24         /*
25          * Set uboot_size to 0x100000 bytes.
26          *
27          * This is an overly conservative value chosen to accommodate all
28          * possible U-Boot image.  You are advised to set this value to a
29          * smaller realistic size via scripts that modifies the .machine_param
30          * section of output U-Boot image.
31          */
32         .uboot_size     = 0x100000,
33
34         .boot_source    = BOOT_MODE_OM,
35         .frequency_mhz  = 800,
36         .arm_freq_mhz   = 900,
37         .serial_base    = 0x12c30000,
38         .i2c_base       = 0x12c60000,
39         .mem_manuf      = MEM_MANUF_SAMSUNG,
40 };
41
42 struct spl_machine_param *spl_get_machine_params(void)
43 {
44         if (machine_param.signature != SIGNATURE) {
45                 /* Will hang if SIGNATURE dont match */
46                 while (1)
47                         ;
48         }
49
50         return &machine_param;
51 }