text: /*
   * Copyright 2009 Extreme Engineering Solutions, Inc.
   *
   * SPDX-License-Identifier:	GPL-2.0+
   */
  
  #include <common.h>
  #include <asm/processor.h>
  #include <fsl_ddr_sdram.h>
  #include <asm/mmu.h>
  #include <asm/io.h>
  #include <fdt_support.h>
  #include <pca953x.h>
  #include "../common/fsl_8xxx_misc.h"
  
  #if defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_PCI)
  extern void ft_board_pci_setup(void *blob, bd_t *bd);
  #endif
  
  /*
   * Print out which flash was booted from and if booting from the 2nd flash,
   * swap flash chip selects to maintain consistent flash numbering/addresses.
   */
  static void flash_cs_fixup(void)
  {
  	int flash_sel;
  
  	/*
  	 * Print boot dev and swap flash flash chip selects if booted from 2nd
  	 * flash.  Swapping chip selects presents user with a common memory
  	 * map regardless of which flash was booted from.
  	 */
  	flash_sel = !((pca953x_get_val(CONFIG_SYS_I2C_PCA953X_ADDR0) &
  			CONFIG_SYS_PCA953X_C0_FLASH_PASS_CS));
  	printf("Flash: Executed from flash%d\n", flash_sel ? 2 : 1);
  
  	if (flash_sel) {
  		set_lbc_br(0, CONFIG_SYS_BR1_PRELIM);
  		set_lbc_or(0, CONFIG_SYS_OR1_PRELIM);
  
  		set_lbc_br(1, CONFIG_SYS_BR0_PRELIM);
  		set_lbc_or(1, CONFIG_SYS_OR0_PRELIM);
  	}
  }
  
  int board_early_init_r(void)
  {
  	/* Initialize PCA9557 devices */
  	pca953x_set_pol(CONFIG_SYS_I2C_PCA953X_ADDR0, 0xff, 0);
  	pca953x_set_pol(CONFIG_SYS_I2C_PCA953X_ADDR1, 0xff, 0);
  	pca953x_set_pol(CONFIG_SYS_I2C_PCA953X_ADDR2, 0xff, 0);
  	pca953x_set_pol(CONFIG_SYS_I2C_PCA953X_ADDR3, 0xff, 0);
  
  	flash_cs_fixup();
  
  	return 0;
  }
  
  phys_size_t initdram(int board_type)
  {
  	phys_size_t dram_size = fsl_ddr_sdram();
  
  #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
  	/* Initialize and enable DDR ECC */
  	ddr_enable_ecc(dram_size);
  #endif
  
  	return dram_size;
  }
  
  #if defined(CONFIG_OF_BOARD_SETUP)
  void ft_board_setup(void *blob, bd_t *bd)
  {
  #ifdef CONFIG_PCI
  	ft_board_pci_setup(blob, bd);
  #endif
  	ft_cpu_setup(blob, bd);
  }
  #endif
  