board/palmld/palmld.c

   1 /*
   2  * Palm LifeDrive Support
   3  *
   4  * Copyright (C) 2010 Marek Vasut <marek.vasut@gmail.com>
   5  *
   6  * SPDX-License-Identifier:     GPL-2.0+
   7  */
   8
   9 #include <common.h>
  10 #include <command.h>
  11 #include <serial.h>
  12 #include <asm/arch/pxa-regs.h>
  13 #include <asm/arch/pxa.h>
  14 #include <asm/io.h>
  15
  16 DECLARE_GLOBAL_DATA_PTR;
  17
  18 /*
  19  * Miscelaneous platform dependent initialisations
  20  */
  21
  22 int board_init(void)
  23 {
  24         /* We have RAM, disable cache */
  25         dcache_disable();
  26         icache_disable();
  27
  28         /* arch number of PalmLD */
  29         gd->bd->bi_arch_number = MACH_TYPE_PALMLD;
  30
  31         /* adress of boot parameters */
  32         gd->bd->bi_boot_params = 0xa0000100;
  33
  34         /* Set PWM for LCD */
  35         writel(0x7, PWM_CTRL0);
  36         writel(0x16c, PWM_PERVAL0);
  37         writel(0x11a, PWM_PWDUTY0);
  38
  39         return 0;
  40 }
  41
  42 int dram_init(void)
  43 {
  44         pxa2xx_dram_init();
  45         gd->ram_size = PHYS_SDRAM_1_SIZE;
  46         return 0;
  47 }
  48
  49 void dram_init_banksize(void)
  50 {
  51         gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
  52         gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
  53 }
  54
  55 ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info)
  56 {
  57         info->portwidth = FLASH_CFI_16BIT;
  58         info->chipwidth = FLASH_CFI_BY16;
  59         info->interface = FLASH_CFI_X16;
  60         return 1;
  61 }