1 /*
2  * Copyright 2013 Freescale Semiconductor, Inc.
3  *
4  * SPDX-License-Identifier:	GPL-2.0+
5  */
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>
18 #include <asm/fsl_portals.h>
19 #include <asm/fsl_liodn.h>
20 
21 DECLARE_GLOBAL_DATA_PTR;
22 
23 int checkboard(void)
24 {
25 	struct cpu_type *cpu = gd->arch.cpu;
26 
27 	printf("Board: %sEMU\n", cpu->name);
28 
29 	return 0;
30 }
31 
32 int board_early_init_r(void)
33 {
34 	const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
35 	int flash_esel = find_tlb_idx((void *)flashbase, 1);
36 
37 	/*
38 	 * Remap Boot flash + PROMJET region to caching-inhibited
39 	 * so that flash can be erased properly.
40 	 */
41 
42 	/* Flush d-cache and invalidate i-cache of any FLASH data */
43 	flush_dcache();
44 	invalidate_icache();
45 
46 	if (flash_esel == -1) {
47 		/* very unlikely unless something is messed up */
48 		puts("Error: Could not find TLB for FLASH BASE\n");
49 		flash_esel = 2;	/* give our best effort to continue */
50 	} else {
51 		/* invalidate existing TLB entry for flash */
52 		disable_tlb(flash_esel);
53 	}
54 
55 	set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS,
56 		MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
57 		0, flash_esel, BOOKE_PAGESZ_256M, 1);
58 
59 	set_liodns();
60 #ifdef CONFIG_SYS_DPAA_QBMAN
61 	setup_portals();
62 #endif
63 
64 	return 0;
65 }
66 
67 int misc_init_r(void)
68 {
69 	return 0;
70 }
71 
72 int ft_board_setup(void *blob, bd_t *bd)
73 {
74 	phys_addr_t base;
75 	phys_size_t size;
76 
77 	ft_cpu_setup(blob, bd);
78 
79 	base = getenv_bootm_low();
80 	size = getenv_bootm_size();
81 
82 	fdt_fixup_memory(blob, (u64)base, (u64)size);
83 
84 	fdt_fixup_liodn(blob);
85 	fdt_fixup_dr_usb(blob, bd);
86 
87 	return 0;
88 }
89