LXR uboot/board/freescale/t4qds/t4240emu.c

   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
  21DECLARE_GLOBAL_DATA_PTR;
  22
  23int 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
  32int 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
  67int misc_init_r(void)
  68{
  69        return 0;
  70}
  71
  72int 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