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_DRIVER_TI_CPSW 85 #define CONFIG_MII 86 #define CONFIG_BOOTP_DEFAULT 87 #define CONFIG_BOOTP_SEND_HOSTNAME 88 #define CONFIG_PHY_ATHEROS 89 #define CONFIG_SYS_RX_ETH_BUFFER 64 90 #define PHY_ANEG_TIMEOUT 8000 91 92 #define CONFIG_BOOTP_DNS2 93 #define CONFIG_NET_RETRY_COUNT 10 94 95 /* Default environment */ 96 #undef CONFIG_EXTRA_ENV_SETTINGS 97 #define CONFIG_EXTRA_ENV_SETTINGS \ 98 DEFAULT_LINUX_BOOT_ENV \ 99 "autoload=no\0" \ 100 "baudrate=115200\0" \ 101 "console=ttyO2,115200n8\0" \ 102 "bootdelay=3\0" \ 103 "fdtfile=am57xx-sbc-am57x.dtb\0" \ 104 "kernel=zImage-cl-som-am57x\0" \ 105 "bootscr=bootscr.img\0" \ 106 "displaytype=hdmi\0" \ 107 "bootkernel=bootz ${loadaddr} - ${fdtaddr}\0" \ 108 "mmcloadfdt=load mmc ${mmcdev} ${fdtaddr} ${fdtfile}\0" \ 109 "mmcloadkernel=load mmc ${mmcdev} ${loadaddr} ${kernel}\0" \ 110 "emmcloadfdt=load mmc ${mmcdev} ${fdtaddr} ${fdtfile}\0" \ 111 "emmcloadkernel=load mmc ${mmcdev} ${loadaddr} ${kernel}\0" \ 112 "load_mmc=mmc dev ${mmcdev} && mmc rescan && " \ 113 "run mmcloadkernel && run mmcloadfdt\0" \ 114 "mmcroot=/dev/mmcblk1p2\0" \ 115 "mmcrootfstype=ext4 rw rootwait\0" \ 116 "mmcargs=setenv bootargs console=${console} root=${mmcroot} " \ 117 "rootfstype=${mmcrootfstype}\0" \ 118 "mmcbootscript=setenv mmcdev 0; mmc dev ${mmcdev} && mmc rescan && " \ 119 "load mmc ${mmcdev} ${loadaddr} ${bootscr} && " \ 120 "echo Running bootscript from MMC/SD Card ... && " \ 121 "source ${loadaddr}\0" \ 122 "mmcboot=setenv mmcdev 0 && run load_mmc && " \ 123 "run mmcargs && echo Booting from MMC/SD Card ... && " \ 124 "run bootkernel\0" \ 125 "emmcroot=/dev/mmcblk0p2\0" \ 126 "emmcrootfstype=ext4 rw rootwait\0" \ 127 "emmcargs=setenv bootargs console=${console} " \ 128 "root=${emmcroot} " \ 129 "rootfstype=${emmcrootfstype}\0" \ 130 "emmcbootscript=setenv mmcdev 1; mmc dev ${mmcdev} && mmc rescan && " \ 131 "load mmc ${mmcdev} ${loadaddr} ${bootscr} && " \ 132 "echo Running bootscript from eMMC ... && " \ 133 "source ${loadaddr}\0" \ 134 "emmcboot=setenv mmcdev 1 && run load_mmc && " \ 135 "run emmcargs && echo Booting from eMMC ... && " \ 136 "run bootkernel\0" \ 137 "sataroot=/dev/sda2\0" \ 138 "satarootfstype=ext4 rw rootwait\0" \ 139 "load_sata=load scsi 0 ${loadaddr} ${kernel} && " \ 140 "load scsi 0 ${fdtaddr} ${fdtfile}\0" \ 141 "sataargs=setenv bootargs console=${console} " \ 142 "root=${sataroot} " \ 143 "rootfstype=${satarootfstype}\0" \ 144 "satabootscript=load scsi 0 ${loadaddr} ${bootscr} && " \ 145 "echo Running bootscript from SATA ... && " \ 146 "source ${loadaddr}\0" \ 147 "sataboot=run load_sata && run sataargs && " \ 148 "echo Booting from SATA ... && " \ 149 "run bootkernel\0" 150 151 #undef CONFIG_BOOTCOMMAND 152 #define CONFIG_BOOTCOMMAND \ 153 "run mmcbootscript || run mmcboot || " \ 154 "run satabootscript || run sataboot || " \ 155 "run emmcbootscript || run emmcboot" 156 157 158 #endif /* __CONFIG_CL_SOM_AM57X_H */ 159