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bootloader/u-boot_2015_04/board/palmld/palmld.c 1.1 KB
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  /*
   * Palm LifeDrive Support
   *
   * Copyright (C) 2010 Marek Vasut <marek.vasut@gmail.com>
   *
   * SPDX-License-Identifier:	GPL-2.0+
   */
  
  #include <common.h>
  #include <command.h>
  #include <serial.h>
  #include <asm/arch/pxa-regs.h>
  #include <asm/arch/pxa.h>
  #include <asm/io.h>
  
  DECLARE_GLOBAL_DATA_PTR;
  
  /*
   * Miscelaneous platform dependent initialisations
   */
  
  int board_init(void)
  {
  	/* We have RAM, disable cache */
  	dcache_disable();
  	icache_disable();
  
  	/* arch number of PalmLD */
  	gd->bd->bi_arch_number = MACH_TYPE_PALMLD;
  
  	/* adress of boot parameters */
  	gd->bd->bi_boot_params = 0xa0000100;
  
  	/* Set PWM for LCD */
  	writel(0x7, PWM_CTRL0);
  	writel(0x16c, PWM_PERVAL0);
  	writel(0x11a, PWM_PWDUTY0);
  
  	return 0;
  }
  
  int dram_init(void)
  {
  	pxa2xx_dram_init();
  	gd->ram_size = PHYS_SDRAM_1_SIZE;
  	return 0;
  }
  
  void dram_init_banksize(void)
  {
  	gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
  	gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
  }
  
  ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info)
  {
  	info->portwidth = FLASH_CFI_16BIT;
  	info->chipwidth = FLASH_CFI_BY16;
  	info->interface = FLASH_CFI_X16;
  	return 1;
  }