York Sun | 9b85a48 | 2013-06-27 10:48:29 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2013 Freescale Semiconductor, Inc. |
| 3 | * |
York Sun | b33ba9a | 2013-08-12 14:57:12 -0700 | [diff] [blame] | 4 | * SPDX-License-Identifier: GPL-2.0+ |
York Sun | 9b85a48 | 2013-06-27 10:48:29 -0700 | [diff] [blame] | 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> |
York Sun | 9b85a48 | 2013-06-27 10:48:29 -0700 | [diff] [blame] | 18 | #include <asm/fsl_liodn.h> |
| 19 | |
| 20 | DECLARE_GLOBAL_DATA_PTR; |
| 21 | |
| 22 | int 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 | |
| 31 | int board_early_init_r(void) |
| 32 | { |
| 33 | const unsigned int flashbase = CONFIG_SYS_FLASH_BASE; |
York Sun | 220c346 | 2014-06-24 21:16:20 -0700 | [diff] [blame] | 34 | int flash_esel = find_tlb_idx((void *)flashbase, 1); |
York Sun | 9b85a48 | 2013-06-27 10:48:29 -0700 | [diff] [blame] | 35 | |
| 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 Sun | 220c346 | 2014-06-24 21:16:20 -0700 | [diff] [blame] | 45 | 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 Sun | 9b85a48 | 2013-06-27 10:48:29 -0700 | [diff] [blame] | 53 | |
| 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 Sun | 9b85a48 | 2013-06-27 10:48:29 -0700 | [diff] [blame] | 58 | return 0; |
| 59 | } |
| 60 | |
| 61 | int misc_init_r(void) |
| 62 | { |
| 63 | return 0; |
| 64 | } |
| 65 | |
Simon Glass | 2aec3cc | 2014-10-23 18:58:47 -0600 | [diff] [blame] | 66 | int ft_board_setup(void *blob, bd_t *bd) |
York Sun | 9b85a48 | 2013-06-27 10:48:29 -0700 | [diff] [blame] | 67 | { |
| 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 Dash | 9fd465c | 2016-09-16 17:12:15 +0530 | [diff] [blame] | 79 | fsl_fdt_fixup_dr_usb(blob, bd); |
Simon Glass | 2aec3cc | 2014-10-23 18:58:47 -0600 | [diff] [blame] | 80 | |
| 81 | return 0; |
York Sun | 9b85a48 | 2013-06-27 10:48:29 -0700 | [diff] [blame] | 82 | } |