LXR uboot/include/configs/at91sam9rlek.h

   1/* SPDX-License-Identifier: GPL-2.0+ */
   2/*
   3 * (C) Copyright 2007-2008
   4 * Stelian Pop <stelian@popies.net>
   5 * Lead Tech Design <www.leadtechdesign.com>
   6 *
   7 * Configuation settings for the AT91SAM9RLEK board.
   8 */
   9
  10#ifndef __CONFIG_H
  11#define __CONFIG_H
  12
  13#include <asm/hardware.h>
  14
  15/* ARM asynchronous clock */
  16#define CONFIG_SYS_AT91_SLOW_CLOCK      32768           /* slow clock xtal */
  17#define CONFIG_SYS_AT91_MAIN_CLOCK      12000000        /* main clock xtal */
  18
  19#define CONFIG_SKIP_LOWLEVEL_INIT
  20
  21#define CONFIG_CMDLINE_TAG              1       /* enable passing of ATAGs */
  22#define CONFIG_SETUP_MEMORY_TAGS        1
  23#define CONFIG_INITRD_TAG               1
  24
  25#define CONFIG_ATMEL_LEGACY
  26
  27/*
  28 * Hardware drivers
  29 */
  30
  31/* LCD */
  32#define LCD_BPP                         LCD_COLOR8
  33#define CONFIG_LCD_LOGO                 1
  34#undef LCD_TEST_PATTERN
  35#define CONFIG_LCD_INFO                 1
  36#define CONFIG_LCD_INFO_BELOW_LOGO      1
  37#define CONFIG_ATMEL_LCD                1
  38#define CONFIG_ATMEL_LCD_RGB565         1
  39/* Let board_init_f handle the framebuffer allocation */
  40#undef CONFIG_FB_ADDR
  41
  42/* SDRAM */
  43#define CONFIG_SYS_SDRAM_BASE           ATMEL_BASE_CS1
  44#define CONFIG_SYS_SDRAM_SIZE           0x04000000
  45
  46#define CONFIG_SYS_INIT_SP_ADDR \
  47        (ATMEL_BASE_SRAM + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
  48
  49/* NAND flash */
  50#ifdef CONFIG_CMD_NAND
  51#define CONFIG_SYS_MAX_NAND_DEVICE              1
  52#define CONFIG_SYS_NAND_BASE                    ATMEL_BASE_CS3
  53#define CONFIG_SYS_NAND_DBW_8                   1
  54/* our ALE is AD21 */
  55#define CONFIG_SYS_NAND_MASK_ALE                (1 << 21)
  56/* our CLE is AD22 */
  57#define CONFIG_SYS_NAND_MASK_CLE                (1 << 22)
  58#define CONFIG_SYS_NAND_ENABLE_PIN              AT91_PIN_PB6
  59#define CONFIG_SYS_NAND_READY_PIN               AT91_PIN_PD17
  60
  61#endif
  62
  63/* Ethernet - not present */
  64
  65/* USB - not supported */
  66
  67#define CONFIG_SYS_LOAD_ADDR                    0x22000000      /* load address */
  68
  69#define CONFIG_SYS_MEMTEST_START                CONFIG_SYS_SDRAM_BASE
  70#define CONFIG_SYS_MEMTEST_END                  0x23e00000
  71
  72#ifdef CONFIG_SYS_USE_DATAFLASH
  73
  74/* bootstrap + u-boot + env + linux in dataflash on CS0 */
  75#define CONFIG_BOOTCOMMAND      "sf probe 0; " \
  76                                "sf read 0x22000000 0x84000 0x294000; " \
  77                                "bootm 0x22000000"
  78
  79#elif CONFIG_SYS_USE_NANDFLASH
  80
  81/* bootstrap + u-boot + env + linux in nandflash */
  82#define CONFIG_BOOTCOMMAND      "nand read 0x22000000 0x200000 0x600000; "      \
  83                                "nand read 0x21000000 0x180000 0x80000; "       \
  84                                "bootz 0x22000000 - 0x21000000"
  85
  86#else /* CONFIG_SYS_USE_MMC */
  87
  88/* bootstrap + u-boot + env + linux in mmc */
  89#define CONFIG_BOOTCOMMAND      "fatload mmc 0:1 0x21000000 at91sam9rlek.dtb; " \
  90                                "fatload mmc 0:1 0x22000000 zImage; " \
  91                                "bootz 0x22000000 - 0x21000000"
  92#endif
  93
  94/*
  95 * Size of malloc() pool
  96 */
  97#define CONFIG_SYS_MALLOC_LEN   ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000)
  98
  99#endif
 100