include/configs/mx31ads.h

   1 /*
   2  * Copyright (C) 2008, Guennadi Liakhovetski <lg@denx.de>
   3  *
   4  * Configuration settings for the MX31ADS Freescale board.
   5  *
   6  * SPDX-License-Identifier:     GPL-2.0+
   7  */
   8
   9 #ifndef __CONFIG_H
  10 #define __CONFIG_H
  11
  12 #include <asm/arch/imx-regs.h>
  13
  14  /* High Level Configuration Options */
  15 #define CONFIG_MX31             1               /* This is a mx31 */
  16
  17 #define CONFIG_SYS_TEXT_BASE            0xA0000000
  18
  19 #define CONFIG_MACH_TYPE        MACH_TYPE_MX31ADS
  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 /*
  26  * Size of malloc() pool
  27  */
  28 #define CONFIG_SYS_MALLOC_LEN           (CONFIG_ENV_SIZE + 128 * 1024)
  29
  30 /*
  31  * Hardware drivers
  32  */
  33
  34 #define CONFIG_MXC_UART
  35 #define CONFIG_MXC_UART_BASE    UART1_BASE
  36
  37 #define CONFIG_HARD_SPI         1
  38 #define CONFIG_MXC_SPI          1
  39 #define CONFIG_DEFAULT_SPI_BUS  1
  40 #define CONFIG_DEFAULT_SPI_MODE (SPI_MODE_0 | SPI_CS_HIGH)
  41
  42 /* PMIC Controller */
  43 #define CONFIG_POWER
  44 #define CONFIG_POWER_SPI
  45 #define CONFIG_POWER_FSL
  46 #define CONFIG_FSL_PMIC_BUS     1
  47 #define CONFIG_FSL_PMIC_CS      0
  48 #define CONFIG_FSL_PMIC_CLK     1000000
  49 #define CONFIG_FSL_PMIC_MODE    (SPI_MODE_0 | SPI_CS_HIGH)
  50 #define CONFIG_FSL_PMIC_BITLEN  32
  51 #define CONFIG_RTC_MC13XXX
  52
  53 /* allow to overwrite serial and ethaddr */
  54 #define CONFIG_ENV_OVERWRITE
  55 #define CONFIG_CONS_INDEX       1
  56
  57 #define CONFIG_LOADADDR         0x80800000      /* loadaddr env var */
  58
  59 #define CONFIG_EXTRA_ENV_SETTINGS                                       \
  60         "netdev=eth0\0"                                                 \
  61         "uboot_addr=0xa0000000\0"                                       \
  62         "uboot=mx31ads/u-boot.bin\0"                                    \
  63         "kernel=mx31ads/uImage\0"                                       \
  64         "nfsroot=/opt/eldk/arm\0"                                       \
  65         "bootargs_base=setenv bootargs console=ttymxc0,115200\0"        \
  66         "bootargs_nfs=setenv bootargs ${bootargs} root=/dev/nfs "       \
  67                 "ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0"       \
  68         "bootcmd=run bootcmd_net\0"                                     \
  69         "bootcmd_net=run bootargs_base bootargs_nfs; "                  \
  70                 "tftpboot ${loadaddr} ${kernel}; bootm\0"               \
  71         "prg_uboot=tftpboot ${loadaddr} ${uboot}; "                     \
  72                 "protect off ${uboot_addr} 0xa003ffff; "                \
  73                 "erase ${uboot_addr} 0xa003ffff; "                      \
  74                 "cp.b ${loadaddr} ${uboot_addr} ${filesize}; "          \
  75                 "setenv filesize; saveenv\0"
  76
  77 #define CONFIG_CS8900
  78 #define CONFIG_CS8900_BASE      0xb4020300
  79 #define CONFIG_CS8900_BUS16             1       /* follow the Linux driver */
  80
  81 /*
  82  * The MX31ADS board seems to have a hardware "peculiarity" confirmed under
  83  * U-Boot, RedBoot and Linux: the ethernet Rx signal is reaching the CS8900A
  84  * controller inverted. The controller is capable of detecting and correcting
  85  * this, but it needs 4 network packets for that. Which means, at startup, you
  86  * will not receive answers to the first 4 packest, unless there have been some
  87  * broadcasts on the network, or your board is on a hub. Reducing the ARP
  88  * timeout from default 5 seconds to 200ms we speed up the initial TFTP
  89  * transfer, should the user wish one, significantly.
  90  */
  91 #define CONFIG_ARP_TIMEOUT      200UL
  92
  93 /*
  94  * Miscellaneous configurable options
  95  */
  96 #define CONFIG_SYS_LONGHELP             /* undef to save memory */
  97
  98 #define CONFIG_SYS_MEMTEST_START        0               /* memtest works on */
  99 #define CONFIG_SYS_MEMTEST_END          0x10000
 100
 101 #define CONFIG_SYS_LOAD_ADDR            CONFIG_LOADADDR
 102
 103 #define CONFIG_CMDLINE_EDITING  1
 104
 105 /*-----------------------------------------------------------------------
 106  * Physical Memory Map
 107  */
 108 #define CONFIG_NR_DRAM_BANKS    1
 109 #define PHYS_SDRAM_1            CSD0_BASE
 110 #define PHYS_SDRAM_1_SIZE       (128 * 1024 * 1024)
 111
 112 #define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM_1
 113 #define CONFIG_SYS_INIT_RAM_ADDR        IRAM_BASE_ADDR
 114 #define CONFIG_SYS_INIT_RAM_SIZE        IRAM_SIZE
 115 #define CONFIG_SYS_GBL_DATA_OFFSET      (CONFIG_SYS_INIT_RAM_SIZE - \
 116                                                 GENERATED_GBL_DATA_SIZE)
 117 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
 118                                                 CONFIG_SYS_GBL_DATA_OFFSET)
 119
 120 /*-----------------------------------------------------------------------
 121  * FLASH and environment organization
 122  */
 123 #define CONFIG_SYS_FLASH_BASE           CS0_BASE
 124 #define CONFIG_SYS_MAX_FLASH_BANKS      1               /* max number of memory banks */
 125 #define CONFIG_SYS_MAX_FLASH_SECT       262             /* max number of sectors on one chip */
 126 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE   /* Monitor at beginning of flash */
 127 #define CONFIG_SYS_MONITOR_LEN          (256 * 1024)    /* Reserve 256KiB */
 128
 129 #define CONFIG_ENV_SECT_SIZE    (128 * 1024)
 130 #define CONFIG_ENV_SIZE         CONFIG_ENV_SECT_SIZE
 131 #define CONFIG_ENV_ADDR         (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)
 132
 133 /* Address and size of Redundant Environment Sector     */
 134 #define CONFIG_ENV_ADDR_REDUND  (CONFIG_ENV_ADDR + CONFIG_ENV_SIZE)
 135 #define CONFIG_ENV_SIZE_REDUND  CONFIG_ENV_SIZE
 136
 137 /*-----------------------------------------------------------------------
 138  * CFI FLASH driver setup
 139  */
 140 #define CONFIG_SYS_FLASH_CFI                    1 /* Flash memory is CFI compliant */
 141 #define CONFIG_FLASH_CFI_DRIVER         1 /* Use drivers/cfi_flash.c */
 142 #define CONFIG_FLASH_SPANSION_S29WS_N   1 /* A non-standard buffered write algorithm */
 143 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE       1 /* Use buffered writes (~10x faster) */
 144 #define CONFIG_SYS_FLASH_PROTECTION             1 /* Use hardware sector protection */
 145
 146 /*
 147  * JFFS2 partitions
 148  */
 149 #define CONFIG_JFFS2_DEV        "nor0"
 150
 151 #endif /* __CONFIG_H */