1 /* 2 * am335x_evm.h 3 * 4 * Copyright (C) 2011 Texas Instruments Incorporated - https://www.ti.com/ 5 * 6 * This program is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU General Public License as 8 * published by the Free Software Foundation version 2. 9 * 10 * This program is distributed "as is" WITHOUT ANY WARRANTY of any 11 * kind, whether express or implied; without even the implied warranty 12 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU General Public License for more details. 14 */ 15 16 #ifndef __CONFIG_AM335X_EVM_H 17 #define __CONFIG_AM335X_EVM_H 18 19 #include <configs/ti_am335x_common.h> 20 #include <linux/sizes.h> 21 22 /* Clock Defines */ 23 #define V_OSCK 24000000 /* Clock output from T2 */ 24 #define V_SCLK (V_OSCK) 25 26 #ifdef CONFIG_MTD_RAW_NAND 27 #define NANDARGS \ 28 "nandargs=setenv bootargs console=${console} " \ 29 "${optargs} " \ 30 "root=${nandroot} " \ 31 "rootfstype=${nandrootfstype}\0" \ 32 "nandroot=ubi0:rootfs rw ubi.mtd=NAND.file-system,2048\0" \ 33 "nandrootfstype=ubifs rootwait\0" \ 34 "nandboot=echo Booting from nand ...; " \ 35 "run nandargs; " \ 36 "nand read ${fdtaddr} NAND.u-boot-spl-os; " \ 37 "nand read ${loadaddr} NAND.kernel; " \ 38 "bootz ${loadaddr} - ${fdtaddr}\0" 39 #else 40 #define NANDARGS "" 41 #endif 42 43 #define BOOTENV_DEV_NAND(devtypeu, devtypel, instance) \ 44 "bootcmd_" #devtypel "=" \ 45 "run nandboot\0" 46 47 #define BOOTENV_DEV_NAME_NAND(devtypeu, devtypel, instance) \ 48 #devtypel #instance " " 49 50 #if IS_ENABLED(CONFIG_CMD_USB) 51 # define BOOT_TARGET_USB(func) func(USB, usb, 0) 52 #else 53 # define BOOT_TARGET_USB(func) 54 #endif 55 56 #if CONFIG_IS_ENABLED(CMD_PXE) 57 # define BOOT_TARGET_PXE(func) func(PXE, pxe, na) 58 #else 59 # define BOOT_TARGET_PXE(func) 60 #endif 61 62 #if CONFIG_IS_ENABLED(CMD_DHCP) 63 # define BOOT_TARGET_DHCP(func) func(DHCP, dhcp, na) 64 #else 65 # define BOOT_TARGET_DHCP(func) 66 #endif 67 68 #define BOOT_TARGET_DEVICES(func) \ 69 func(MMC, mmc, 0) \ 70 func(MMC, mmc, 1) \ 71 func(NAND, nand, 0) \ 72 BOOT_TARGET_USB(func) \ 73 BOOT_TARGET_PXE(func) \ 74 BOOT_TARGET_DHCP(func) 75 76 #include <config_distro_bootcmd.h> 77 78 #ifndef CONFIG_XPL_BUILD 79 #include <env/ti/dfu.h> 80 81 #define CFG_EXTRA_ENV_SETTINGS \ 82 DEFAULT_LINUX_BOOT_ENV \ 83 "fdtfile=undefined\0" \ 84 "finduuid=part uuid mmc 0:2 uuid\0" \ 85 "console=ttyO0,115200n8\0" \ 86 "partitions=" \ 87 "uuid_disk=${uuid_gpt_disk};" \ 88 "name=bootloader,start=384K,size=1792K," \ 89 "uuid=${uuid_gpt_bootloader};" \ 90 "name=rootfs,start=2688K,size=-,uuid=${uuid_gpt_rootfs}\0" \ 91 "optargs=\0" \ 92 "ramroot=/dev/ram0 rw\0" \ 93 "ramrootfstype=ext2\0" \ 94 "spiroot=/dev/mtdblock4 rw\0" \ 95 "spirootfstype=jffs2\0" \ 96 "spisrcaddr=0xe0000\0" \ 97 "spiimgsize=0x362000\0" \ 98 "spibusno=0\0" \ 99 "spiargs=setenv bootargs console=${console} " \ 100 "${optargs} " \ 101 "root=${spiroot} " \ 102 "rootfstype=${spirootfstype}\0" \ 103 "ramargs=setenv bootargs console=${console} " \ 104 "${optargs} " \ 105 "root=${ramroot} " \ 106 "rootfstype=${ramrootfstype}\0" \ 107 "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 108 "spiboot=echo Booting from spi ...; " \ 109 "run spiargs; " \ 110 "sf probe ${spibusno}:0; " \ 111 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \ 112 "bootz ${loadaddr}\0" \ 113 "ramboot=echo Booting from ramdisk ...; " \ 114 "run ramargs; " \ 115 "bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \ 116 "findfdt="\ 117 "if test $board_name = A335BONE; then " \ 118 "setenv fdtfile am335x-bone.dtb; fi; " \ 119 "if test $board_name = A335BNLT; then " \ 120 "setenv fdtfile am335x-boneblack.dtb; fi; " \ 121 "if test $board_name = A335PBGL; then " \ 122 "setenv fdtfile am335x-pocketbeagle.dtb; fi; " \ 123 "if test $board_name = BBBW; then " \ 124 "setenv fdtfile am335x-boneblack-wireless.dtb; fi; " \ 125 "if test $board_name = BBG1; then " \ 126 "setenv fdtfile am335x-bonegreen.dtb; fi; " \ 127 "if test $board_name = BBGW; then " \ 128 "setenv fdtfile am335x-bonegreen-wireless.dtb; fi; " \ 129 "if test $board_name = BBGE; then " \ 130 "setenv fdtfile am335x-bonegreen-eco.dtb; fi; " \ 131 "if test $board_name = BBBL; then " \ 132 "setenv fdtfile am335x-boneblue.dtb; fi; " \ 133 "if test $board_name = BBEN; then " \ 134 "setenv fdtfile am335x-sancloud-bbe.dtb; fi; " \ 135 "if test $board_name = BBELITE; then " \ 136 "setenv fdtfile am335x-sancloud-bbe-lite.dtb; fi; " \ 137 "if test $board_name = BBE_EX_WIFI; then " \ 138 "setenv fdtfile am335x-sancloud-bbe-extended-wifi.dtb; fi; " \ 139 "if test $board_name = A33515BB; then " \ 140 "setenv fdtfile am335x-evm.dtb; fi; " \ 141 "if test $board_name = A335X_SK; then " \ 142 "setenv fdtfile am335x-evmsk.dtb; fi; " \ 143 "if test $board_name = A335_ICE && test $ice_mii = rmii; then " \ 144 "setenv fdtfile am335x-icev2.dtb; fi; " \ 145 "if test $board_name = A335_ICE && test $ice_mii = mii; then " \ 146 "setenv fdtfile am335x-icev2-prueth.dtb; fi; " \ 147 "if test $fdtfile = undefined; then " \ 148 "echo WARNING: Could not determine device tree to use; fi; \0" \ 149 "init_console=" \ 150 "if test $board_name = A335_ICE; then "\ 151 "setenv console ttyO3,115200n8;" \ 152 "else " \ 153 "setenv console ttyO0,115200n8;" \ 154 "fi;\0" \ 155 NANDARGS \ 156 NETARGS \ 157 DFUARGS \ 158 BOOTENV 159 #endif 160 161 /* NS16550 Configuration */ 162 #define CFG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */ 163 #define CFG_SYS_NS16550_COM2 0x48022000 /* UART1 */ 164 #define CFG_SYS_NS16550_COM3 0x48024000 /* UART2 */ 165 #define CFG_SYS_NS16550_COM4 0x481a6000 /* UART3 */ 166 #define CFG_SYS_NS16550_COM5 0x481a8000 /* UART4 */ 167 #define CFG_SYS_NS16550_COM6 0x481aa000 /* UART5 */ 168 169 #ifdef CONFIG_MTD_RAW_NAND 170 /* NAND: device related configs */ 171 /* NAND: driver related configs */ 172 #define CFG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 173 10, 11, 12, 13, 14, 15, 16, 17, \ 174 18, 19, 20, 21, 22, 23, 24, 25, \ 175 26, 27, 28, 29, 30, 31, 32, 33, \ 176 34, 35, 36, 37, 38, 39, 40, 41, \ 177 42, 43, 44, 45, 46, 47, 48, 49, \ 178 50, 51, 52, 53, 54, 55, 56, 57, } 179 180 #define CFG_SYS_NAND_ECCSIZE 512 181 #define CFG_SYS_NAND_ECCBYTES 14 182 #endif /* !CONFIG_MTD_RAW_NAND */ 183 184 /* USB Device Firmware Update support */ 185 #ifndef CONFIG_XPL_BUILD 186 #define DFUARGS \ 187 DFU_ALT_INFO_EMMC \ 188 DFU_ALT_INFO_MMC \ 189 DFU_ALT_INFO_RAM \ 190 DFU_ALT_INFO_NAND 191 #endif 192 193 /* 194 * NOR Size = 16 MiB 195 * Number of Sectors/Blocks = 128 196 * Sector Size = 128 KiB 197 * Word length = 16 bits 198 * Default layout: 199 * 0x000000 - 0x07FFFF : U-Boot (512 KiB) 200 * 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB) 201 * 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB) 202 * 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB) 203 * 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB) 204 */ 205 #if defined(CONFIG_NOR) 206 #define CFG_SYS_FLASH_BASE (0x08000000) 207 #define CFG_SYS_FLASH_SIZE 0x01000000 208 #endif /* NOR support */ 209 210 #endif /* ! __CONFIG_AM335X_EVM_H */ 211