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   1 /*
   2  * Configuration settings for CompuLab CL-SOM-AM57x board
   3  *
   4  * (C) Copyright 2016 CompuLab, Ltd. http://compulab.co.il/
   5  *
   6  * Author: Dmitry Lifshitz <lifshitz@compulab.co.il>
   7  *
   8  * SPDX-License-Identifier:     GPL-2.0+
   9  */
  10
  11 #ifndef __CONFIG_CL_SOM_AM57X_H
  12 #define __CONFIG_CL_SOM_AM57X_H
  13
  14 #define CONFIG_NR_DRAM_BANKS            2
  15
  16 #define CONSOLEDEV                      "ttyO2"
  17 #define CONFIG_SYS_NS16550_COM3         UART3_BASE      /* UART3 */
  18
  19 #define CONFIG_SYS_OMAP_ABE_SYSCK
  20
  21 #include <configs/ti_omap5_common.h>
  22
  23 /* misc */
  24 #define CONFIG_MISC_INIT_R
  25 #define CONFIG_REVISION_TAG
  26
  27 /* PMIC I2C bus number */
  28 #define CONFIG_SYS_SPD_BUS_NUM 3
  29
  30 /* SPI Flash support */
  31 #define CONFIG_TI_SPI_MMAP
  32 #define CONFIG_SF_DEFAULT_SPEED         48000000
  33 #define CONFIG_DEFAULT_SPI_MODE         SPI_MODE_3
  34
  35 /* SPI SPL defines */
  36 /* Offsets: 0K - SPL1, 64K - SPL2, 128K - SPL3, 192K - SPL4, 256K - U-Boot */
  37 #define CONFIG_SYS_SPI_U_BOOT_OFFS      (256 * 1024)
  38 #define CONFIG_SPL_SPI_SUPPORT
  39 #define CONFIG_SPL_SPI_FLASH_SUPPORT
  40 #define CONFIG_SPL_SPI_LOAD
  41
  42 /* SD/MMC RAW/FS boot */
  43 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
  44 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
  45
  46 /* Environment */
  47 #define CONFIG_ENV_SIZE                 (16 << 10) /* 16 KiB env size */
  48 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
  49
  50 #define CONFIG_ENV_SECT_SIZE            (64 * 1024)
  51 #define CONFIG_ENV_OFFSET               (768 * 1024)
  52 #define CONFIG_ENV_SPI_MAX_HZ           48000000
  53
  54 /* EEPROM */
  55 #define CONFIG_SYS_I2C_EEPROM_ADDR      0x50
  56 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN  1
  57 #define CONFIG_SYS_I2C_EEPROM_BUS       3
  58
  59 #define CONFIG_ENV_EEPROM_IS_ON_I2C
  60 #define CONFIG_SYS_EEPROM_SIZE          256
  61
  62 #ifndef CONFIG_SPL_BUILD
  63 /* SATA */
  64 #define CONFIG_SCSI_AHCI_PLAT
  65 #define CONFIG_SYS_SCSI_MAX_SCSI_ID     1
  66 #define CONFIG_SYS_SCSI_MAX_LUN         1
  67 #define CONFIG_SYS_SCSI_MAX_DEVICE      (CONFIG_SYS_SCSI_MAX_SCSI_ID * \
  68                                                 CONFIG_SYS_SCSI_MAX_LUN)
  69 /* PCA9555 GPIO expander support */
  70 #define CONFIG_PCA953X
  71 #define CONFIG_SYS_I2C_PCA953X_ADDR     0x20
  72 #define CONFIG_SYS_I2C_PCA953X_WIDTH    { {0x20, 16} }
  73
  74 #endif /* !CONFIG_SPL_BUILD */
  75
  76 /* USB xHCI HOST */
  77 #define CONFIG_USB_XHCI_OMAP
  78
  79 #define CONFIG_OMAP_USB3PHY1_HOST
  80
  81 /* USB Networking options */
  82
  83 /* CPSW Ethernet */
  84 #define CONFIG_MII
  85 #define CONFIG_BOOTP_DEFAULT
  86 #define CONFIG_BOOTP_SEND_HOSTNAME
  87 #define CONFIG_PHY_ATHEROS
  88 #define CONFIG_SYS_RX_ETH_BUFFER        64
  89 #define PHY_ANEG_TIMEOUT                8000
  90
  91 #define CONFIG_BOOTP_DNS2
  92 #define CONFIG_NET_RETRY_COUNT          10
  93
  94 /* Default environment */
  95 #undef CONFIG_EXTRA_ENV_SETTINGS
  96 #define CONFIG_EXTRA_ENV_SETTINGS \
  97         DEFAULT_LINUX_BOOT_ENV \
  98         "autoload=no\0" \
  99         "baudrate=115200\0" \
 100         "console=ttyO2,115200n8\0" \
 101         "bootdelay=3\0" \
 102         "fdtfile=am57xx-sbc-am57x.dtb\0" \
 103         "kernel=zImage-cl-som-am57x\0" \
 104         "bootscr=bootscr.img\0" \
 105         "displaytype=hdmi\0" \
 106         "bootkernel=bootz ${loadaddr} - ${fdtaddr}\0" \
 107         "mmcloadfdt=load mmc ${mmcdev} ${fdtaddr} ${fdtfile}\0" \
 108         "mmcloadkernel=load mmc ${mmcdev} ${loadaddr} ${kernel}\0" \
 109         "emmcloadfdt=load mmc ${mmcdev} ${fdtaddr} ${fdtfile}\0" \
 110         "emmcloadkernel=load mmc ${mmcdev} ${loadaddr} ${kernel}\0" \
 111         "load_mmc=mmc dev ${mmcdev} && mmc rescan && " \
 112                 "run mmcloadkernel && run mmcloadfdt\0" \
 113         "mmcroot=/dev/mmcblk1p2\0" \
 114         "mmcrootfstype=ext4 rw rootwait\0" \
 115         "mmcargs=setenv bootargs console=${console} root=${mmcroot} " \
 116                 "rootfstype=${mmcrootfstype}\0" \
 117         "mmcbootscript=setenv mmcdev 0; mmc dev ${mmcdev} && mmc rescan && " \
 118                 "load mmc ${mmcdev} ${loadaddr} ${bootscr} && " \
 119                 "echo Running bootscript from MMC/SD Card ... && " \
 120                 "source ${loadaddr}\0" \
 121         "mmcboot=setenv mmcdev 0 && run load_mmc && " \
 122                 "run mmcargs && echo Booting from MMC/SD Card ... && " \
 123                 "run bootkernel\0" \
 124         "emmcroot=/dev/mmcblk0p2\0" \
 125         "emmcrootfstype=ext4 rw rootwait\0" \
 126         "emmcargs=setenv bootargs console=${console} " \
 127                 "root=${emmcroot} " \
 128                 "rootfstype=${emmcrootfstype}\0" \
 129         "emmcbootscript=setenv mmcdev 1; mmc dev ${mmcdev} && mmc rescan && " \
 130                 "load mmc ${mmcdev} ${loadaddr} ${bootscr} && " \
 131                 "echo Running bootscript from eMMC ... && " \
 132                 "source ${loadaddr}\0" \
 133         "emmcboot=setenv mmcdev 1 && run load_mmc && " \
 134                 "run emmcargs && echo Booting from eMMC ... && " \
 135                 "run bootkernel\0" \
 136         "sataroot=/dev/sda2\0" \
 137         "satarootfstype=ext4 rw rootwait\0" \
 138         "load_sata=load scsi 0 ${loadaddr} ${kernel} && " \
 139                 "load scsi 0 ${fdtaddr} ${fdtfile}\0" \
 140         "sataargs=setenv bootargs console=${console} " \
 141                 "root=${sataroot} " \
 142                 "rootfstype=${satarootfstype}\0" \
 143         "satabootscript=load scsi 0 ${loadaddr} ${bootscr} && " \
 144                 "echo Running bootscript from SATA ... && " \
 145                 "source ${loadaddr}\0" \
 146         "sataboot=run load_sata && run sataargs && " \
 147                 "echo Booting from SATA ... && " \
 148                 "run bootkernel\0"
 149
 150 #undef CONFIG_BOOTCOMMAND
 151 #define CONFIG_BOOTCOMMAND \
 152         "run mmcbootscript || run mmcboot || " \
 153         "run satabootscript || run sataboot || " \
 154         "run emmcbootscript || run emmcboot"
 155
 156
 157 #endif /* __CONFIG_CL_SOM_AM57X_H */