1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * Config file for Compulab CM-T54 board 4 * 5 * Copyright (C) 2014, Compulab Ltd - http://compulab.co.il/ 6 * 7 * Author: Dmitry Lifshitz <lifshitz@compulab.co.il> 8 */ 9 10 #ifndef __CONFIG_CM_T54_H 11 #define __CONFIG_CM_T54_H 12 13 #define CONFIG_CM_T54 14 #define CONFIG_DRAM_2G 15 16 #include <configs/ti_omap5_common.h> 17 18 /* EEPROM related defines */ 19 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 20 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 21 #define CONFIG_SYS_I2C_EEPROM_BUS 0 22 23 /* Enable SD/MMC CD and WP GPIOs */ 24 #define OMAP_HSMMC_USE_GPIO 25 26 /* UART setup */ 27 #define CONFIG_SYS_NS16550_COM4 UART4_BASE 28 29 /* MMC ENV related defines */ 30 #undef CONFIG_ENV_OFFSET 31 #undef CONFIG_ENV_SIZE 32 33 #define CONFIG_SYS_MMC_ENV_DEV 1 /* SLOT2: eMMC(1) */ 34 #define CONFIG_SYS_MMC_ENV_PART 0 35 #define CONFIG_ENV_OFFSET 0xc0000 /* (in bytes) 768 KB */ 36 #define CONFIG_ENV_SIZE (16 << 10) /* 16 KB */ 37 #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE) 38 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT 39 40 /* Enhance our eMMC support / experience. */ 41 #define CONFIG_HSMMC2_8BIT 42 #define CONFIG_SUPPORT_EMMC_BOOT 43 44 /* SATA Boot related defines */ 45 #define CONFIG_SPL_SATA_BOOT_DEVICE 0 46 #define CONFIG_SYS_SATA_FAT_BOOT_PARTITION 1 47 48 #define CONFIG_SCSI_AHCI_PLAT 49 #define CONFIG_SYS_SCSI_MAX_SCSI_ID 1 50 #define CONFIG_SYS_SCSI_MAX_LUN 1 51 #define CONFIG_SYS_SCSI_MAX_DEVICE (CONFIG_SYS_SCSI_MAX_SCSI_ID * \ 52 CONFIG_SYS_SCSI_MAX_LUN) 53 /* USB UHH support options */ 54 #define CONFIG_EHCI_HCD_INIT_AFTER_RESET 55 56 #define CONFIG_OMAP_EHCI_PHY2_RESET_GPIO 76 /* HSIC2 HUB #RESET */ 57 #define CONFIG_OMAP_EHCI_PHY3_RESET_GPIO 83 /* HSIC3 ETH #RESET */ 58 59 /* Enabled commands */ 60 61 /* EEPROM */ 62 #define CONFIG_ENV_EEPROM_IS_ON_I2C 63 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 64 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4 65 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 5 66 #define CONFIG_SYS_EEPROM_SIZE 256 67 68 /* USB Networking options */ 69 70 /* 71 * Miscellaneous configurable options 72 */ 73 #undef CONFIG_SYS_AUTOLOAD 74 #undef CONFIG_EXTRA_ENV_SETTINGS 75 #undef CONFIG_BOOTCOMMAND 76 77 #define CONFIG_SYS_AUTOLOAD "no" 78 79 #define CONFIG_EXTRA_ENV_SETTINGS \ 80 DEFAULT_LINUX_BOOT_ENV \ 81 "baudrate=115200\0" \ 82 "bootdelay=3\0" \ 83 "autoload=no\0" \ 84 "bootscr=bootscr.img\0" \ 85 "fdtfile=omap5-sbc-t54.dtb\0" \ 86 "kernel=zImage-cm-t54\0" \ 87 "ramdisk=ramdisk-cm-t54.img\0" \ 88 "console=ttyO3\0" \ 89 "ramdisksize=16384\0" \ 90 "mmcdev=0\0" \ 91 "mmcroot=/dev/mmcblk1p2\0" \ 92 "mmcargs=setenv bootargs console=${console} " \ 93 "root=${mmcroot} rw rootwait\0" \ 94 "ramroot=/dev/ram0\0" \ 95 "ramargs=setenv bootargs console=${console} " \ 96 "root=${ramroot} ramdisk_size=${ramdisksize} rw\0" \ 97 "mmcloadkernel=load mmc ${mmcdev} ${loadaddr} ${kernel}\0" \ 98 "mmcloadfdt=load mmc ${mmcdev} ${fdtaddr} ${fdtfile}\0" \ 99 "mmcloadramdisk=load mmc ${mmcdev} ${rdaddr} ${ramdisk}\0" \ 100 "mmcloadbootscript=load mmc ${mmcdev} ${loadaddr} ${bootsrc}\0" \ 101 "mmcbootscript=echo Running bootscript from mmc${mmcdev}...; " \ 102 "source ${loadaddr}\0" \ 103 "mmcbootlinux=echo Booting from mmc${mmcdev} ...; " \ 104 "bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \ 105 "mmcboot=if mmc dev ${mmcdev} && mmc rescan; then " \ 106 "if run mmcloadbootscript; " \ 107 "then run mmcbootscript; " \ 108 "fi; " \ 109 "if run mmcloadkernel; then " \ 110 "if run mmcloadfdt; then " \ 111 "if run mmcloadramdisk; then " \ 112 "run ramargs; " \ 113 "run mmcbootlinux; " \ 114 "fi; " \ 115 "run mmcargs; " \ 116 "setenv rdaddr - ; " \ 117 "run mmcbootlinux; " \ 118 "fi; " \ 119 "fi; " \ 120 "fi;\0" 121 122 #define CONFIG_BOOTCOMMAND \ 123 "bootcmd=run mmcboot || setenv mmcdev 1; setenv mmcroot /dev/mmcblk0p2; run mmcboot;" 124 125 #endif /* __CONFIG_CM_T54_H */ 126