qemu/roms/u-boot/board/logicpd/imx27lite/imx27lite.c

   1 /*
   2  * Copyright (C) 2007 Sascha Hauer, Pengutronix
   3  * Copyright (C) 2008,2009 Eric Jarrige <jorasse@users.sourceforge.net>
   4  * Copyright (C) 2009 Ilya Yanok <yanok@emcraft.com>
   5  *
   6  * SPDX-License-Identifier:     GPL-2.0+
   7  */
   8
   9 #include <common.h>
  10 #include <asm/io.h>
  11 #include <asm/arch/imx-regs.h>
  12 #include <asm/gpio.h>
  13
  14 DECLARE_GLOBAL_DATA_PTR;
  15
  16 int board_init(void)
  17 {
  18 #if defined(CONFIG_SYS_NAND_LARGEPAGE)
  19         struct system_control_regs *sc_regs =
  20                 (struct system_control_regs *)IMX_SYSTEM_CTL_BASE;
  21 #endif
  22
  23         gd->bd->bi_arch_number = MACH_TYPE_IMX27LITE;
  24         gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
  25
  26 #ifdef CONFIG_MXC_UART
  27         mx27_uart1_init_pins();
  28 #endif
  29 #ifdef CONFIG_FEC_MXC
  30         mx27_fec_init_pins();
  31         imx_gpio_mode((GPIO_PORTC | GPIO_OUT | GPIO_PUEN | GPIO_GPIO | 31));
  32         gpio_set_value(GPIO_PORTC | 31, 1);
  33 #endif
  34 #ifdef CONFIG_MXC_MMC
  35 #if defined(CONFIG_MAGNESIUM)
  36         mx27_sd1_init_pins();
  37 #else
  38         mx27_sd2_init_pins();
  39 #endif
  40 #endif
  41
  42 #if defined(CONFIG_SYS_NAND_LARGEPAGE)
  43         /*
  44          * set in FMCR NF_FMS Bit(5) to 1
  45          * (NAND Flash with 2 Kbyte page size)
  46          */
  47         writel(readl(&sc_regs->fmcr) | (1 << 5), &sc_regs->fmcr);
  48 #endif
  49         return 0;
  50 }
  51
  52 int dram_init(void)
  53 {
  54         /* dram_init must store complete ramsize in gd->ram_size */
  55         gd->ram_size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE,
  56                                 PHYS_SDRAM_1_SIZE);
  57         return 0;
  58 }
  59
  60 void dram_init_banksize(void)
  61 {
  62         gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE;
  63         gd->bd->bi_dram[0].size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE,
  64                         PHYS_SDRAM_1_SIZE);
  65 #if CONFIG_NR_DRAM_BANKS > 1
  66         gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
  67         gd->bd->bi_dram[1].size = get_ram_size((void *)PHYS_SDRAM_2,
  68                         PHYS_SDRAM_2_SIZE);
  69 #endif
  70 }
  71
  72 int checkboard(void)
  73 {
  74         puts("Board: ");
  75         puts(CONFIG_BOARDNAME);
  76         return 0;
  77 }