1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright 2013 Freescale Semiconductor, Inc.
9 #include <fdt_support.h>
14 #include <linux/compiler.h>
16 #include <asm/processor.h>
17 #include <asm/cache.h>
18 #include <asm/immap_85xx.h>
19 #include <asm/fsl_law.h>
20 #include <asm/fsl_serdes.h>
21 #include <asm/fsl_liodn.h>
23 DECLARE_GLOBAL_DATA_PTR;
27 struct cpu_type *cpu = gd->arch.cpu;
29 printf("Board: %sEMU\n", cpu->name);
34 int board_early_init_r(void)
36 const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
37 int flash_esel = find_tlb_idx((void *)flashbase, 1);
40 * Remap Boot flash + PROMJET region to caching-inhibited
41 * so that flash can be erased properly.
44 /* Flush d-cache and invalidate i-cache of any FLASH data */
48 if (flash_esel == -1) {
49 /* very unlikely unless something is messed up */
50 puts("Error: Could not find TLB for FLASH BASE\n");
51 flash_esel = 2; /* give our best effort to continue */
53 /* invalidate existing TLB entry for flash */
54 disable_tlb(flash_esel);
57 set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS,
58 MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
59 0, flash_esel, BOOKE_PAGESZ_256M, 1);
69 int ft_board_setup(void *blob, bd_t *bd)
74 ft_cpu_setup(blob, bd);
76 base = env_get_bootm_low();
77 size = env_get_bootm_size();
79 fdt_fixup_memory(blob, (u64)base, (u64)size);
81 fdt_fixup_liodn(blob);
82 fsl_fdt_fixup_dr_usb(blob, bd);