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 #ifdef CONFIG_SYS_USE_DATAFLASH
  70
  71 /* bootstrap + u-boot + env + linux in dataflash on CS0 */
  72 #define CONFIG_BOOTCOMMAND      "sf probe 0; " \
  73                                 "sf read 0x22000000 0x84000 0x294000; " \
  74                                 "bootm 0x22000000"
  75
  76 #elif CONFIG_SYS_USE_NANDFLASH
  77
  78 /* bootstrap + u-boot + env + linux in nandflash */
  79 #define CONFIG_BOOTCOMMAND      "nand read 0x22000000 0x200000 0x600000; "      \
  80                                 "nand read 0x21000000 0x180000 0x80000; "       \
  81                                 "bootz 0x22000000 - 0x21000000"
  82
  83 #else /* CONFIG_SYS_USE_MMC */
  84
  85 /* bootstrap + u-boot + env + linux in mmc */
  86 #define CONFIG_BOOTCOMMAND      "fatload mmc 0:1 0x21000000 at91sam9rlek.dtb; " \
  87                                 "fatload mmc 0:1 0x22000000 zImage; " \
  88                                 "bootz 0x22000000 - 0x21000000"
  89 #endif
  90
  91 /*
  92  * Size of malloc() pool
  93  */
  94 #define CONFIG_SYS_MALLOC_LEN   ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000)
  95
  96 #endif