blob: 35ad19e045b163130ed37363d97dc9a7d78fb76e [file] [log] [blame]
York Sun9b85a482013-06-27 10:48:29 -07001/*
2 * Copyright 2013 Freescale Semiconductor, Inc.
3 *
York Sunb33ba9a2013-08-12 14:57:12 -07004 * SPDX-License-Identifier: GPL-2.0+
York Sun9b85a482013-06-27 10:48:29 -07005 */
6
7#include <common.h>
8#include <command.h>
9#include <i2c.h>
10#include <netdev.h>
11#include <linux/compiler.h>
12#include <asm/mmu.h>
13#include <asm/processor.h>
14#include <asm/cache.h>
15#include <asm/immap_85xx.h>
16#include <asm/fsl_law.h>
17#include <asm/fsl_serdes.h>
York Sun9b85a482013-06-27 10:48:29 -070018#include <asm/fsl_liodn.h>
19
20DECLARE_GLOBAL_DATA_PTR;
21
22int checkboard(void)
23{
24 struct cpu_type *cpu = gd->arch.cpu;
25
26 printf("Board: %sEMU\n", cpu->name);
27
28 return 0;
29}
30
31int board_early_init_r(void)
32{
33 const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
York Sun220c3462014-06-24 21:16:20 -070034 int flash_esel = find_tlb_idx((void *)flashbase, 1);
York Sun9b85a482013-06-27 10:48:29 -070035
36 /*
37 * Remap Boot flash + PROMJET region to caching-inhibited
38 * so that flash can be erased properly.
39 */
40
41 /* Flush d-cache and invalidate i-cache of any FLASH data */
42 flush_dcache();
43 invalidate_icache();
44
York Sun220c3462014-06-24 21:16:20 -070045 if (flash_esel == -1) {
46 /* very unlikely unless something is messed up */
47 puts("Error: Could not find TLB for FLASH BASE\n");
48 flash_esel = 2; /* give our best effort to continue */
49 } else {
50 /* invalidate existing TLB entry for flash */
51 disable_tlb(flash_esel);
52 }
York Sun9b85a482013-06-27 10:48:29 -070053
54 set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS,
55 MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
56 0, flash_esel, BOOKE_PAGESZ_256M, 1);
57
York Sun9b85a482013-06-27 10:48:29 -070058 return 0;
59}
60
61int misc_init_r(void)
62{
63 return 0;
64}
65
Simon Glass2aec3cc2014-10-23 18:58:47 -060066int ft_board_setup(void *blob, bd_t *bd)
York Sun9b85a482013-06-27 10:48:29 -070067{
68 phys_addr_t base;
69 phys_size_t size;
70
71 ft_cpu_setup(blob, bd);
72
73 base = getenv_bootm_low();
74 size = getenv_bootm_size();
75
76 fdt_fixup_memory(blob, (u64)base, (u64)size);
77
78 fdt_fixup_liodn(blob);
Sriram Dash9fd465c2016-09-16 17:12:15 +053079 fsl_fdt_fixup_dr_usb(blob, bd);
Simon Glass2aec3cc2014-10-23 18:58:47 -060080
81 return 0;
York Sun9b85a482013-06-27 10:48:29 -070082}