board/palmtc/palmtc.c

   1 /*
   2  * Palm Tungsten|C Support
   3  *
   4  * Copyright (C) 2009-2010 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/io.h>
  13 #include <asm/arch/pxa.h>
  14 #include <asm/arch/regs-mmc.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 Palm Tungsten|C */
  29         gd->bd->bi_arch_number = MACH_TYPE_PALMTC;
  30
  31         /* Adress of boot parameters */
  32         gd->bd->bi_boot_params = 0xa0000100;
  33
  34         /* Set PWM for LCD */
  35         writel(0x5f, PWM_CTRL1);
  36         writel(0x3ff, PWM_PERVAL1);
  37         writel(892, PWM_PWDUTY1);
  38
  39         return 0;
  40 }
  41
  42 #ifdef CONFIG_CMD_MMC
  43 int board_mmc_init(bd_t *bis)
  44 {
  45         pxa_mmc_register(0);
  46         return 0;
  47 }
  48 #endif
  49
  50 int dram_init(void)
  51 {
  52         pxa2xx_dram_init();
  53         gd->ram_size = PHYS_SDRAM_1_SIZE;
  54         return 0;
  55 }
  56
  57 void dram_init_banksize(void)
  58 {
  59         gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
  60         gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
  61 }