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 40 /* SD/MMC RAW/FS boot */ 41 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 42 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 43 44 /* Environment */ 45 #define CONFIG_ENV_SIZE (16 << 10) /* 16 KiB env size */ 46 47 #define CONFIG_ENV_SECT_SIZE (64 * 1024) 48 #define CONFIG_ENV_OFFSET (768 * 1024) 49 #define CONFIG_ENV_SPI_MAX_HZ 48000000 50 51 /* EEPROM */ 52 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 53 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 54 #define CONFIG_SYS_I2C_EEPROM_BUS 3 55 56 #define CONFIG_ENV_EEPROM_IS_ON_I2C 57 #define CONFIG_SYS_EEPROM_SIZE 256 58 59 #ifndef CONFIG_SPL_BUILD 60 /* SATA */ 61 #define CONFIG_SCSI_AHCI_PLAT 62 #define CONFIG_SYS_SCSI_MAX_SCSI_ID 1 63 #define CONFIG_SYS_SCSI_MAX_LUN 1 64 #define CONFIG_SYS_SCSI_MAX_DEVICE (CONFIG_SYS_SCSI_MAX_SCSI_ID * \ 65 CONFIG_SYS_SCSI_MAX_LUN) 66 /* PCA9555 GPIO expander support */ 67 #define CONFIG_PCA953X 68 #define CONFIG_SYS_I2C_PCA953X_ADDR 0x20 69 #define CONFIG_SYS_I2C_PCA953X_WIDTH { {0x20, 16} } 70 71 #endif /* !CONFIG_SPL_BUILD */ 72 73 /* USB xHCI HOST */ 74 #define CONFIG_USB_XHCI_OMAP 75 76 #define CONFIG_OMAP_USB3PHY1_HOST 77 78 /* USB Networking options */ 79 80 /* CPSW Ethernet */ 81 #define CONFIG_MII 82 #define CONFIG_BOOTP_DEFAULT 83 #define CONFIG_BOOTP_SEND_HOSTNAME 84 #define CONFIG_PHY_ATHEROS 85 #define CONFIG_SYS_RX_ETH_BUFFER 64 86 #define PHY_ANEG_TIMEOUT 8000 87 88 #define CONFIG_BOOTP_DNS2 89 #define CONFIG_NET_RETRY_COUNT 10 90 91 /* Default environment */ 92 #undef CONFIG_EXTRA_ENV_SETTINGS 93 #define CONFIG_EXTRA_ENV_SETTINGS \ 94 DEFAULT_LINUX_BOOT_ENV \ 95 "autoload=no\0" \ 96 "baudrate=115200\0" \ 97 "console=ttyO2,115200n8\0" \ 98 "bootdelay=3\0" \ 99 "fdtfile=am57xx-sbc-am57x.dtb\0" \ 100 "kernel=zImage-cl-som-am57x\0" \ 101 "bootscr=bootscr.img\0" \ 102 "displaytype=hdmi\0" \ 103 "bootkernel=bootz ${loadaddr} - ${fdtaddr}\0" \ 104 "mmcloadfdt=load mmc ${mmcdev} ${fdtaddr} ${fdtfile}\0" \ 105 "mmcloadkernel=load mmc ${mmcdev} ${loadaddr} ${kernel}\0" \ 106 "emmcloadfdt=load mmc ${mmcdev} ${fdtaddr} ${fdtfile}\0" \ 107 "emmcloadkernel=load mmc ${mmcdev} ${loadaddr} ${kernel}\0" \ 108 "load_mmc=mmc dev ${mmcdev} && mmc rescan && " \ 109 "run mmcloadkernel && run mmcloadfdt\0" \ 110 "mmcroot=/dev/mmcblk1p2\0" \ 111 "mmcrootfstype=ext4 rw rootwait\0" \ 112 "mmcargs=setenv bootargs console=${console} root=${mmcroot} " \ 113 "rootfstype=${mmcrootfstype}\0" \ 114 "mmcbootscript=setenv mmcdev 0; mmc dev ${mmcdev} && mmc rescan && " \ 115 "load mmc ${mmcdev} ${loadaddr} ${bootscr} && " \ 116 "echo Running bootscript from MMC/SD Card ... && " \ 117 "source ${loadaddr}\0" \ 118 "mmcboot=setenv mmcdev 0 && run load_mmc && " \ 119 "run mmcargs && echo Booting from MMC/SD Card ... && " \ 120 "run bootkernel\0" \ 121 "emmcroot=/dev/mmcblk0p2\0" \ 122 "emmcrootfstype=ext4 rw rootwait\0" \ 123 "emmcargs=setenv bootargs console=${console} " \ 124 "root=${emmcroot} " \ 125 "rootfstype=${emmcrootfstype}\0" \ 126 "emmcbootscript=setenv mmcdev 1; mmc dev ${mmcdev} && mmc rescan && " \ 127 "load mmc ${mmcdev} ${loadaddr} ${bootscr} && " \ 128 "echo Running bootscript from eMMC ... && " \ 129 "source ${loadaddr}\0" \ 130 "emmcboot=setenv mmcdev 1 && run load_mmc && " \ 131 "run emmcargs && echo Booting from eMMC ... && " \ 132 "run bootkernel\0" \ 133 "sataroot=/dev/sda2\0" \ 134 "satarootfstype=ext4 rw rootwait\0" \ 135 "load_sata=load scsi 0 ${loadaddr} ${kernel} && " \ 136 "load scsi 0 ${fdtaddr} ${fdtfile}\0" \ 137 "sataargs=setenv bootargs console=${console} " \ 138 "root=${sataroot} " \ 139 "rootfstype=${satarootfstype}\0" \ 140 "satabootscript=load scsi 0 ${loadaddr} ${bootscr} && " \ 141 "echo Running bootscript from SATA ... && " \ 142 "source ${loadaddr}\0" \ 143 "sataboot=run load_sata && run sataargs && " \ 144 "echo Booting from SATA ... && " \ 145 "run bootkernel\0" 146 147 #undef CONFIG_BOOTCOMMAND 148 #define CONFIG_BOOTCOMMAND \ 149 "run mmcbootscript || run mmcboot || " \ 150 "run satabootscript || run sataboot || " \ 151 "run emmcbootscript || run emmcboot" 152 153 154 #endif /* __CONFIG_CL_SOM_AM57X_H */ 155