include/configs/am43xx_evm.h

   1 /*
   2  * am43xx_evm.h
   3  *
   4  * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/
   5  *
   6  * SPDX-License-Identifier:     GPL-2.0+
   7  */
   8
   9 #ifndef __CONFIG_AM43XX_EVM_H
  10 #define __CONFIG_AM43XX_EVM_H
  11
  12 #define CONFIG_AM43XX
  13
  14 #define CONFIG_BOARD_LATE_INIT
  15 #define CONFIG_ARCH_CPU_INIT
  16 #define CONFIG_SYS_CACHELINE_SIZE       32
  17 #define CONFIG_MAX_RAM_BANK_SIZE        (1024 << 20)    /* 1GB */
  18 #define CONFIG_SYS_TIMERBASE            0x48040000      /* Use Timer2 */
  19
  20 #include <asm/arch/omap.h>
  21
  22 /* NS16550 Configuration */
  23 #define CONFIG_SYS_NS16550
  24 #define CONFIG_SYS_NS16550_SERIAL
  25 #define CONFIG_SYS_NS16550_REG_SIZE     (-4)
  26 #define CONFIG_SYS_NS16550_CLK          48000000
  27
  28 /* I2C Configuration */
  29 #define CONFIG_CMD_EEPROM
  30 #define CONFIG_ENV_EEPROM_IS_ON_I2C
  31 #define CONFIG_SYS_I2C_EEPROM_ADDR      0x50    /* Main EEPROM */
  32 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN  2
  33 #define CONFIG_SYS_I2C_MULTI_EEPROMS
  34
  35 /* SPL defines. */
  36 #define CONFIG_SPL_TEXT_BASE            0x40300350
  37 #define CONFIG_SPL_MAX_SIZE             (220 << 10)     /* 220KB */
  38 #define CONFIG_SPL_YMODEM_SUPPORT
  39
  40 /* Enabling L2 Cache */
  41 #define CONFIG_SYS_L2_PL310
  42 #define CONFIG_SYS_PL310_BASE   0x48242000
  43 #define CONFIG_SYS_CACHELINE_SIZE       32
  44
  45 /*
  46  * Since SPL did pll and ddr initialization for us,
  47  * we don't need to do it twice.
  48  */
  49 #if !defined(CONFIG_SPL_BUILD) && !defined(CONFIG_NOR_BOOT)
  50 #define CONFIG_SKIP_LOWLEVEL_INIT
  51 #endif
  52
  53 /* Now bring in the rest of the common code. */
  54 #include <configs/ti_armv7_common.h>
  55
  56 /* Always 128 KiB env size */
  57 #define CONFIG_ENV_SIZE                 (128 << 10)
  58
  59 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
  60
  61 /* Clock Defines */
  62 #define V_OSCK                          24000000  /* Clock output from T2 */
  63 #define V_SCLK                          (V_OSCK)
  64
  65 /* NS16550 Configuration */
  66 #define CONFIG_SYS_NS16550_COM1         0x44e09000      /* Base EVM has UART0 */
  67
  68 #define CONFIG_ENV_IS_NOWHERE
  69
  70 #define CONFIG_SPL_LDSCRIPT             "$(CPUDIR)/omap-common/u-boot-spl.lds"
  71
  72 /* SPL USB Support */
  73 #define CONFIG_SPL_USB_SUPPORT
  74 #define CONFIG_SPL_USB_HOST_SUPPORT
  75 #define CONFIG_SYS_USB_FAT_BOOT_PARTITION               1
  76
  77 #define CONFIG_CMD_USB
  78 #define CONFIG_USB_HOST
  79 #define CONFIG_USB_XHCI
  80 #define CONFIG_USB_XHCI_OMAP
  81 #define CONFIG_USB_STORAGE
  82 #define CONFIG_SYS_USB_XHCI_MAX_ROOT_PORTS 2
  83
  84 #define CONFIG_OMAP_USB_PHY
  85 #define CONFIG_AM437X_USB2PHY2_HOST
  86
  87 /* Enhance our eMMC support / experience. */
  88 #define CONFIG_CMD_GPT
  89 #define CONFIG_EFI_PARTITION
  90 #define CONFIG_PARTITION_UUIDS
  91 #define CONFIG_CMD_PART
  92
  93 #ifndef CONFIG_SPL_BUILD
  94 #define CONFIG_EXTRA_ENV_SETTINGS \
  95         "loadaddr=0x80200000\0" \
  96         "fdtaddr=0x80F80000\0" \
  97         "fdt_high=0xffffffff\0" \
  98         "rdaddr=0x81000000\0" \
  99         "fdtfile=undefined\0" \
 100         "bootpart=0:2\0" \
 101         "bootdir=/boot\0" \
 102         "bootfile=zImage\0" \
 103         "console=ttyO0,115200n8\0" \
 104         "partitions=" \
 105                 "uuid_disk=${uuid_gpt_disk};" \
 106                 "name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \
 107         "optargs=\0" \
 108         "mmcdev=0\0" \
 109         "mmcroot=/dev/mmcblk0p2 rw\0" \
 110         "mmcrootfstype=ext4 rootwait\0" \
 111         "usbroot=/dev/sda2 rw\0" \
 112         "usbrootfstype=ext4 rootwait\0" \
 113         "usbdev=0\0" \
 114         "ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \
 115         "ramrootfstype=ext2\0" \
 116         "mmcargs=setenv bootargs console=${console} " \
 117                 "${optargs} " \
 118                 "root=${mmcroot} " \
 119                 "rootfstype=${mmcrootfstype}\0" \
 120         "usbargs=setenv bootargs console=${console} " \
 121                 "${optargs} " \
 122                 "root=${usbroot} " \
 123                 "rootfstype=${usbrootfstype}\0" \
 124         "bootenv=uEnv.txt\0" \
 125         "loadbootenv=load ${devtype} ${devnum} ${loadaddr} ${bootenv}\0" \
 126         "importbootenv=echo Importing environment from mmc ...; " \
 127                 "env import -t $loadaddr $filesize\0" \
 128         "ramargs=setenv bootargs console=${console} " \
 129                 "${optargs} " \
 130                 "root=${ramroot} " \
 131                 "rootfstype=${ramrootfstype}\0" \
 132         "loadramdisk=load ${devtype} ${devnum} ${rdaddr} ramdisk.gz\0" \
 133         "loadimage=load ${devtype} ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \
 134         "loadfdt=load ${devtype} ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
 135         "mmcboot=mmc dev ${mmcdev}; " \
 136                 "setenv devnum ${mmcdev}; " \
 137                 "if mmc rescan; then " \
 138                         "echo SD/MMC found on device ${devnum};" \
 139                         "if run loadbootenv; then " \
 140                                 "echo Loaded environment from ${bootenv};" \
 141                                 "run importbootenv;" \
 142                         "fi;" \
 143                         "if test -n $uenvcmd; then " \
 144                                 "echo Running uenvcmd ...;" \
 145                                 "run uenvcmd;" \
 146                         "fi;" \
 147                         "if run loadimage; then " \
 148                                 "run loadfdt; " \
 149                                 "echo Booting from mmc${mmcdev} ...; " \
 150                                 "run mmcargs; " \
 151                                 "bootz ${loadaddr} - ${fdtaddr}; " \
 152                         "fi;" \
 153                 "fi;\0" \
 154         "usbboot=" \
 155                 "setenv devnum ${usbdev}; " \
 156                 "setenv devtype usb; " \
 157                 "usb start ${usbdev}; " \
 158                 "if usb dev ${usbdev}; then " \
 159                         "if run loadbootenv; then " \
 160                                 "echo Loaded environment from ${bootenv};" \
 161                                 "run importbootenv;" \
 162                         "fi;" \
 163                         "if test -n $uenvcmd; then " \
 164                                 "echo Running uenvcmd ...;" \
 165                                 "run uenvcmd;" \
 166                         "fi;" \
 167                         "if run loadimage; then " \
 168                                 "run loadfdt; " \
 169                                 "echo Booting from usb ${usbdev}...; " \
 170                                 "run usbargs;" \
 171                                 "bootz ${loadaddr} - ${fdtaddr}; " \
 172                         "fi;" \
 173                 "fi\0" \
 174         "findfdt="\
 175                 "if test $board_name = AM43EPOS; then " \
 176                         "setenv fdtfile am43x-epos-evm.dtb; fi; " \
 177                 "if test $board_name = AM43__GP; then " \
 178                         "setenv fdtfile am437x-gp-evm.dtb; fi; " \
 179                 "if test $fdtfile = undefined; then " \
 180                         "echo WARNING: Could not determine device tree; fi; \0"
 181
 182 #define CONFIG_BOOTCOMMAND \
 183         "run findfdt; " \
 184         "run mmcboot;" \
 185         "run usbboot;"
 186
 187 #endif
 188 #endif  /* __CONFIG_AM43XX_EVM_H */