1 // SPDX-License-Identifier: GPL-2.0+
2 /* Copyright 2013 Freescale Semiconductor, Inc.
3 */
4
5 #include <common.h>
6 #include <clock_legacy.h>
7 #include <console.h>
8 #include <env_internal.h>
9 #include <init.h>
10 #include <malloc.h>
11 #include <ns16550.h>
12 #include <nand.h>
13 #include <i2c.h>
14 #include <mmc.h>
15 #include <fsl_esdhc.h>
16 #include <spi_flash.h>
17 #include <asm/global_data.h>
18 #include "../common/spl.h"
19
20 DECLARE_GLOBAL_DATA_PTR;
21
get_effective_memsize(void)22 phys_size_t get_effective_memsize(void)
23 {
24 return CONFIG_SYS_L3_SIZE;
25 }
26
get_board_sys_clk(void)27 unsigned long get_board_sys_clk(void)
28 {
29 return CONFIG_SYS_CLK_FREQ;
30 }
31
board_init_f(ulong bootflag)32 void board_init_f(ulong bootflag)
33 {
34 u32 plat_ratio, sys_clk, ccb_clk;
35 ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR;
36
37 /* Memcpy existing GD at CONFIG_SPL_GD_ADDR */
38 memcpy((void *)CONFIG_SPL_GD_ADDR, (void *)gd, sizeof(gd_t));
39
40 /* Update GD pointer */
41 gd = (gd_t *)(CONFIG_SPL_GD_ADDR);
42
43 console_init_f();
44
45 /* initialize selected port with appropriate baud rate */
46 sys_clk = get_board_sys_clk();
47 plat_ratio = (in_be32(&gur->rcwsr[0]) >> 25) & 0x1f;
48 ccb_clk = sys_clk * plat_ratio / 2;
49
50 ns16550_init((struct ns16550 *)CONFIG_SYS_NS16550_COM1,
51 ccb_clk / 16 / CONFIG_BAUDRATE);
52
53 #if defined(CONFIG_SPL_MMC_BOOT)
54 puts("\nSD boot...\n");
55 #elif defined(CONFIG_SPL_SPI_BOOT)
56 puts("\nSPI boot...\n");
57 #elif defined(CONFIG_SPL_NAND_BOOT)
58 puts("\nNAND boot...\n");
59 #endif
60
61 relocate_code(CONFIG_SPL_RELOC_STACK, (gd_t *)CONFIG_SPL_GD_ADDR, 0x0);
62 }
63
board_init_r(gd_t * gd,ulong dest_addr)64 void board_init_r(gd_t *gd, ulong dest_addr)
65 {
66 struct bd_info *bd;
67
68 bd = (struct bd_info *)(gd + sizeof(gd_t));
69 memset(bd, 0, sizeof(struct bd_info));
70 gd->bd = bd;
71
72 arch_cpu_init();
73 get_clocks();
74 mem_malloc_init(CONFIG_SPL_RELOC_MALLOC_ADDR,
75 CONFIG_SPL_RELOC_MALLOC_SIZE);
76 gd->flags |= GD_FLG_FULL_MALLOC_INIT;
77
78 #ifdef CONFIG_SPL_NAND_BOOT
79 nand_spl_load_image(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE,
80 (uchar *)SPL_ENV_ADDR);
81 #endif
82 #ifdef CONFIG_SPL_MMC_BOOT
83 mmc_initialize(bd);
84 mmc_spl_load_image(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE,
85 (uchar *)SPL_ENV_ADDR);
86 #endif
87 #ifdef CONFIG_SPL_SPI_BOOT
88 fsl_spi_spl_load_image(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE,
89 (uchar *)SPL_ENV_ADDR);
90 #endif
91
92 gd->env_addr = (ulong)(SPL_ENV_ADDR);
93 gd->env_valid = ENV_VALID;
94
95 i2c_init_all();
96
97 dram_init();
98
99 #ifdef CONFIG_SPL_MMC_BOOT
100 mmc_boot();
101 #elif defined(CONFIG_SPL_SPI_BOOT)
102 fsl_spi_boot();
103 #elif defined(CONFIG_SPL_NAND_BOOT)
104 nand_boot();
105 #endif
106 }
107