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