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eb6b458c PL |
1 | /* Copyright 2013 Freescale Semiconductor, Inc. |
2 | * | |
3 | * SPDX-License-Identifier: GPL-2.0+ | |
4 | */ | |
5 | ||
6 | #include <common.h> | |
24b852a7 | 7 | #include <console.h> |
eb6b458c PL |
8 | #include <ns16550.h> |
9 | #include <malloc.h> | |
10 | #include <mmc.h> | |
11 | #include <nand.h> | |
12 | #include <i2c.h> | |
13 | ||
14 | DECLARE_GLOBAL_DATA_PTR; | |
15 | ||
e3866163 | 16 | phys_size_t get_effective_memsize(void) |
eb6b458c PL |
17 | { |
18 | return CONFIG_SYS_L2_SIZE; | |
19 | } | |
20 | ||
21 | void board_init_f(ulong bootflag) | |
22 | { | |
23 | u32 plat_ratio; | |
24 | ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR; | |
25 | ||
26 | console_init_f(); | |
27 | ||
28 | /* initialize selected port with appropriate baud rate */ | |
29 | plat_ratio = in_be32(&gur->porpllsr) & MPC85xx_PORPLLSR_PLAT_RATIO; | |
30 | plat_ratio >>= 1; | |
31 | gd->bus_clk = CONFIG_SYS_CLK_FREQ * plat_ratio; | |
32 | ||
33 | NS16550_init((NS16550_t)CONFIG_SYS_NS16550_COM1, | |
34 | gd->bus_clk / 16 / CONFIG_BAUDRATE); | |
35 | ||
36 | /* copy code to RAM and jump to it - this should not return */ | |
37 | /* NOTE - code has to be copied out of NAND buffer before | |
38 | * other blocks can be read. | |
39 | */ | |
40 | relocate_code(CONFIG_SPL_RELOC_STACK, 0, CONFIG_SPL_RELOC_TEXT_BASE); | |
41 | } | |
42 | ||
43 | void board_init_r(gd_t *gd, ulong dest_addr) | |
44 | { | |
45 | /* Pointer is writable since we allocated a register for it */ | |
46 | gd = (gd_t *)CONFIG_SPL_GD_ADDR; | |
47 | bd_t *bd; | |
48 | ||
49 | memset(gd, 0, sizeof(gd_t)); | |
50 | bd = (bd_t *)(CONFIG_SPL_GD_ADDR + sizeof(gd_t)); | |
51 | memset(bd, 0, sizeof(bd_t)); | |
52 | gd->bd = bd; | |
53 | bd->bi_memstart = CONFIG_SYS_INIT_L2_ADDR; | |
54 | bd->bi_memsize = CONFIG_SYS_L2_SIZE; | |
55 | ||
cbcbf71b | 56 | arch_cpu_init(); |
eb6b458c PL |
57 | get_clocks(); |
58 | mem_malloc_init(CONFIG_SPL_RELOC_MALLOC_ADDR, | |
59 | CONFIG_SPL_RELOC_MALLOC_SIZE); | |
ed4708aa | 60 | gd->flags |= GD_FLG_FULL_MALLOC_INIT; |
eb6b458c PL |
61 | |
62 | /* relocate environment function pointers etc. */ | |
63 | nand_spl_load_image(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE, | |
64 | (uchar *)CONFIG_ENV_ADDR); | |
65 | gd->env_addr = (ulong)(CONFIG_ENV_ADDR); | |
66 | gd->env_valid = 1; | |
67 | ||
68 | i2c_init_all(); | |
69 | ||
088454cd | 70 | initdram(); |
eb6b458c PL |
71 | |
72 | #ifdef CONFIG_SPL_NAND_BOOT | |
73 | puts("TPL\n"); | |
74 | #else | |
75 | puts("SPL\n"); | |
76 | #endif | |
77 | ||
78 | nand_boot(); | |
79 | } |