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 /* SPL defines. */
  29 #define CONFIG_SPL_TEXT_BASE            0x40300350
  30 #define CONFIG_SPL_MAX_SIZE             (0x40337C00 - CONFIG_SPL_TEXT_BASE)
  31 #define CONFIG_SPL_YMODEM_SUPPORT
  32
  33 /* Enabling L2 Cache */
  34 #define CONFIG_SYS_L2_PL310
  35 #define CONFIG_SYS_PL310_BASE   0x48242000
  36 #define CONFIG_SYS_CACHELINE_SIZE       32
  37
  38 /*
  39  * Since SPL did pll and ddr initialization for us,
  40  * we don't need to do it twice.
  41  */
  42 #if !defined(CONFIG_SPL_BUILD) && !defined(CONFIG_NOR_BOOT)
  43 #define CONFIG_SKIP_LOWLEVEL_INIT
  44 #endif
  45
  46 /* Now bring in the rest of the common code. */
  47 #include <configs/ti_armv7_common.h>
  48
  49 /* Always 128 KiB env size */
  50 #define CONFIG_ENV_SIZE                 (128 << 10)
  51
  52 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
  53
  54 /* Clock Defines */
  55 #define V_OSCK                          24000000  /* Clock output from T2 */
  56 #define V_SCLK                          (V_OSCK)
  57
  58 /* NS16550 Configuration */
  59 #define CONFIG_SYS_NS16550_COM1         0x44e09000      /* Base EVM has UART0 */
  60
  61 #define CONFIG_ENV_IS_NOWHERE
  62
  63 #define CONFIG_SPL_LDSCRIPT             "$(CPUDIR)/omap-common/u-boot-spl.lds"
  64
  65 #define CONFIG_CMD_USB
  66 #define CONFIG_USB_HOST
  67 #define CONFIG_USB_XHCI
  68 #define CONFIG_USB_XHCI_OMAP
  69 #define CONFIG_USB_STORAGE
  70 #define CONFIG_SYS_USB_XHCI_MAX_ROOT_PORTS 2
  71
  72 #define CONFIG_OMAP_USB_PHY
  73 #define CONFIG_AM437X_USB2PHY2_HOST
  74
  75 #ifndef CONFIG_SPL_BUILD
  76 #define CONFIG_EXTRA_ENV_SETTINGS \
  77         "loadaddr=0x80200000\0" \
  78         "fdtaddr=0x80F80000\0" \
  79         "fdt_high=0xffffffff\0" \
  80         "rdaddr=0x81000000\0" \
  81         "fdtfile=undefined\0" \
  82         "bootpart=0:2\0" \
  83         "bootdir=/boot\0" \
  84         "bootfile=zImage\0" \
  85         "console=ttyO0,115200n8\0" \
  86         "optargs=\0" \
  87         "mmcdev=0\0" \
  88         "mmcroot=/dev/mmcblk0p2 rw\0" \
  89         "mmcrootfstype=ext4 rootwait\0" \
  90         "ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \
  91         "ramrootfstype=ext2\0" \
  92         "mmcargs=setenv bootargs console=${console} " \
  93                 "${optargs} " \
  94                 "root=${mmcroot} " \
  95                 "rootfstype=${mmcrootfstype}\0" \
  96         "bootenv=uEnv.txt\0" \
  97         "loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
  98         "importbootenv=echo Importing environment from mmc ...; " \
  99                 "env import -t $loadaddr $filesize\0" \
 100         "ramargs=setenv bootargs console=${console} " \
 101                 "${optargs} " \
 102                 "root=${ramroot} " \
 103                 "rootfstype=${ramrootfstype}\0" \
 104         "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
 105         "loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \
 106         "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
 107         "mmcboot=mmc dev ${mmcdev}; " \
 108                 "if mmc rescan; then " \
 109                         "echo SD/MMC found on device ${mmcdev};" \
 110                         "if run loadbootenv; then " \
 111                                 "echo Loaded environment from ${bootenv};" \
 112                                 "run importbootenv;" \
 113                         "fi;" \
 114                         "if test -n $uenvcmd; then " \
 115                                 "echo Running uenvcmd ...;" \
 116                                 "run uenvcmd;" \
 117                         "fi;" \
 118                         "if run loadimage; then " \
 119                                 "run loadfdt; " \
 120                                 "echo Booting from mmc${mmcdev} ...; " \
 121                                 "run mmcargs; " \
 122                                 "bootz ${loadaddr} - ${fdtaddr}; " \
 123                         "fi;" \
 124                 "fi;\0" \
 125         "findfdt="\
 126                 "if test $board_name = AM43EPOS; then " \
 127                         "setenv fdtfile am43x-epos-evm.dtb; fi; " \
 128                 "if test $board_name = AM43__GP; then " \
 129                         "setenv fdtfile am437x-gp-evm.dtb; fi; " \
 130                 "if test $fdtfile = undefined; then " \
 131                         "echo WARNING: Could not determine device tree; fi; \0"
 132
 133 #define CONFIG_BOOTCOMMAND \
 134         "run findfdt; " \
 135         "run mmcboot;"
 136
 137 #endif
 138 #endif  /* __CONFIG_AM43XX_EVM_H */