1 /* 2 * am335x_evm.h 3 * 4 * Copyright (C) 2011 Texas Instruments Incorporated - http://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_BALTOS_H 17 #define __CONFIG_BALTOS_H 18 19 #include <linux/sizes.h> 20 #include <configs/ti_am335x_common.h> 21 22 #define CONFIG_MACH_TYPE MACH_TYPE_AM335XEVM 23 24 /* Clock Defines */ 25 #define V_OSCK 24000000 /* Clock output from T2 */ 26 #define V_SCLK (V_OSCK) 27 28 /* Custom script for NOR */ 29 #define CONFIG_SYS_LDSCRIPT "board/vscom/baltos/u-boot.lds" 30 31 /* Always 128 KiB env size */ 32 #define CONFIG_ENV_SIZE (128 << 10) 33 34 /* FIT support */ 35 #define CONFIG_SYS_BOOTM_LEN SZ_64M 36 37 /* UBI Support */ 38 39 /* I2C configuration */ 40 41 #ifdef CONFIG_NAND 42 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x00080000 43 #ifdef CONFIG_SPL_OS_BOOT 44 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x00200000 /* kernel offset */ 45 #endif 46 #define NANDARGS \ 47 "mtdids=" CONFIG_MTDIDS_DEFAULT "\0" \ 48 "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \ 49 "nandargs=setenv bootargs console=${console} " \ 50 "${optargs} " \ 51 "${mtdparts} " \ 52 "root=${nandroot} " \ 53 "rootfstype=${nandrootfstype}\0" \ 54 "nandroot=ubi0:rootfs rw ubi.mtd=5\0" \ 55 "nandrootfstype=ubifs rootwait=1\0" \ 56 "nandboot=echo Booting from nand ...; " \ 57 "run nandargs; " \ 58 "setenv loadaddr 0x84000000; " \ 59 "ubi part UBI; " \ 60 "ubifsmount ubi0:kernel; " \ 61 "ubifsload $loadaddr kernel-fit.itb;" \ 62 "ubifsumount; " \ 63 "bootm ${loadaddr}#conf${board_name}; " \ 64 "if test $? -ne 0; then echo Using default FIT config; " \ 65 "bootm ${loadaddr}; fi;\0" 66 #else 67 #define NANDARGS "" 68 #endif 69 70 #ifndef CONFIG_SPL_BUILD 71 #define CONFIG_EXTRA_ENV_SETTINGS \ 72 DEFAULT_LINUX_BOOT_ENV \ 73 "boot_fdt=try\0" \ 74 "bootpart=0:2\0" \ 75 "bootdir=/boot\0" \ 76 "bootfile=zImage\0" \ 77 "fdtfile=undefined\0" \ 78 "console=ttyO0,115200n8\0" \ 79 "partitions=" \ 80 "uuid_disk=${uuid_gpt_disk};" \ 81 "name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \ 82 "optargs=\0" \ 83 "mmcdev=0\0" \ 84 "mmcroot=/dev/mmcblk0p2 ro\0" \ 85 "usbroot=/dev/sda2 ro\0" \ 86 "mmcrootfstype=ext4 rootwait\0" \ 87 "usbrootfstype=ext4 rootwait\0" \ 88 "rootpath=/export/rootfs\0" \ 89 "nfsopts=nolock\0" \ 90 "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \ 91 "::off\0" \ 92 "ramroot=/dev/ram0 rw\0" \ 93 "ramrootfstype=ext2\0" \ 94 "mmcargs=setenv bootargs console=${console} " \ 95 "${optargs} " \ 96 "${mtdparts} " \ 97 "root=${mmcroot} " \ 98 "rootfstype=${mmcrootfstype}\0" \ 99 "usbargs=setenv bootargs console=${console} " \ 100 "${optargs} " \ 101 "${mtdparts} " \ 102 "root=${usbroot} " \ 103 "rootfstype=${usbrootfstype}\0" \ 104 "spiroot=/dev/mtdblock4 rw\0" \ 105 "spirootfstype=jffs2\0" \ 106 "spisrcaddr=0xe0000\0" \ 107 "spiimgsize=0x362000\0" \ 108 "spibusno=0\0" \ 109 "spiargs=setenv bootargs console=${console} " \ 110 "${optargs} " \ 111 "root=${spiroot} " \ 112 "rootfstype=${spirootfstype}\0" \ 113 "netargs=setenv bootargs console=${console} " \ 114 "${optargs} " \ 115 "root=/dev/nfs " \ 116 "nfsroot=${serverip}:${rootpath},${nfsopts} rw " \ 117 "ip=dhcp\0" \ 118 "bootenv=uEnv.txt\0" \ 119 "loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \ 120 "usbloadbootenv=load usb 0:1 ${loadaddr} ${bootenv}\0" \ 121 "importbootenv=echo Importing environment from mmc ...; " \ 122 "env import -t $loadaddr $filesize\0" \ 123 "usbimportbootenv=echo Importing environment from USB ...; " \ 124 "env import -t $loadaddr $filesize\0" \ 125 "ramargs=setenv bootargs console=${console} " \ 126 "${optargs} " \ 127 "root=${ramroot} " \ 128 "rootfstype=${ramrootfstype}\0" \ 129 "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 130 "loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \ 131 "usbloadimage=load usb 0:1 ${loadaddr} kernel-fit.itb\0" \ 132 "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \ 133 "usbloados=run usbargs; " \ 134 "bootm ${loadaddr}#conf${board_name}; " \ 135 "if test $? -ne 0; then " \ 136 "echo Using default FIT configuration; " \ 137 "bootm ${loadaddr}; " \ 138 "fi;\0" \ 139 "mmcloados=run mmcargs; " \ 140 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ 141 "if run loadfdt; then " \ 142 "bootz ${loadaddr} - ${fdtaddr}; " \ 143 "else " \ 144 "if test ${boot_fdt} = try; then " \ 145 "bootz; " \ 146 "else " \ 147 "echo WARN: Cannot load the DT; " \ 148 "fi; " \ 149 "fi; " \ 150 "else " \ 151 "bootz; " \ 152 "fi;\0" \ 153 "usbboot=usb reset; " \ 154 "if usb storage; then " \ 155 "echo USB drive found;" \ 156 "if run usbloadbootenv; then " \ 157 "echo Loaded environment from ${bootenv};" \ 158 "run usbimportbootenv;" \ 159 "fi;" \ 160 "if test -n $uenvcmd; then " \ 161 "echo Running uenvcmd ...;" \ 162 "run uenvcmd;" \ 163 "fi;" \ 164 "if run usbloadimage; then " \ 165 "run usbloados;" \ 166 "fi;" \ 167 "fi;\0" \ 168 "mmcboot=mmc dev ${mmcdev}; " \ 169 "if mmc rescan; then " \ 170 "echo SD/MMC found on device ${mmcdev};" \ 171 "if run loadbootenv; then " \ 172 "echo Loaded environment from ${bootenv};" \ 173 "run importbootenv;" \ 174 "fi;" \ 175 "if test -n $uenvcmd; then " \ 176 "echo Running uenvcmd ...;" \ 177 "run uenvcmd;" \ 178 "fi;" \ 179 "if run loadimage; then " \ 180 "run mmcloados;" \ 181 "fi;" \ 182 "fi;\0" \ 183 "spiboot=echo Booting from spi ...; " \ 184 "run spiargs; " \ 185 "sf probe ${spibusno}:0; " \ 186 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \ 187 "bootz ${loadaddr}\0" \ 188 "netboot=echo Booting from network ...; " \ 189 "setenv autoload no; " \ 190 "dhcp; " \ 191 "tftp ${loadaddr} ${bootfile}; " \ 192 "tftp ${fdtaddr} ${fdtfile}; " \ 193 "run netargs; " \ 194 "bootz ${loadaddr} - ${fdtaddr}\0" \ 195 "ramboot=echo Booting from ramdisk ...; " \ 196 "run ramargs; " \ 197 "bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \ 198 "findfdt=setenv fdtfile am335x-baltos.dtb\0" \ 199 NANDARGS 200 /*DFUARGS*/ 201 #endif 202 203 #define CONFIG_BOOTCOMMAND \ 204 "run findfdt; " \ 205 "run usbboot;" \ 206 "run mmcboot;" \ 207 "setenv mmcdev 1; " \ 208 "setenv bootpart 1:2; " \ 209 "run mmcboot;" \ 210 "run nandboot;" 211 212 /* NS16550 Configuration */ 213 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */ 214 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */ 215 #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */ 216 #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */ 217 #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */ 218 #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */ 219 220 #define CONFIG_ENV_EEPROM_IS_ON_I2C 221 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */ 222 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 223 224 /* PMIC support */ 225 #define CONFIG_POWER_TPS65910 226 227 /* SPL */ 228 #ifndef CONFIG_NOR_BOOT 229 230 #ifdef CONFIG_NAND 231 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 232 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 233 CONFIG_SYS_NAND_PAGE_SIZE) 234 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 235 #define CONFIG_SYS_NAND_OOBSIZE 64 236 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 237 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 238 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 239 10, 11, 12, 13, 14, 15, 16, 17, \ 240 18, 19, 20, 21, 22, 23, 24, 25, \ 241 26, 27, 28, 29, 30, 31, 32, 33, \ 242 34, 35, 36, 37, 38, 39, 40, 41, \ 243 42, 43, 44, 45, 46, 47, 48, 49, \ 244 50, 51, 52, 53, 54, 55, 56, 57, } 245 246 #define CONFIG_SYS_NAND_ECCSIZE 512 247 #define CONFIG_SYS_NAND_ECCBYTES 14 248 #define CONFIG_SYS_NAND_ONFI_DETECTION 249 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW 250 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 251 #endif 252 #endif 253 254 /* 255 * USB configuration. We enable MUSB support, both for host and for 256 * gadget. We set USB0 as peripheral and USB1 as host, based on the 257 * board schematic and physical port wired to each. Then for host we 258 * add mass storage support and for gadget we add both RNDIS ethernet 259 * and DFU. 260 */ 261 #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT 262 #define CONFIG_AM335X_USB0 263 #define CONFIG_AM335X_USB0_MODE MUSB_HOST 264 #define CONFIG_AM335X_USB1 265 #define CONFIG_AM335X_USB1_MODE MUSB_OTG 266 267 /* Network. */ 268 #define CONFIG_PHY_SMSC 269 #define CONFIG_PHY_ATHEROS 270 271 /* NAND support */ 272 #ifdef CONFIG_NAND 273 #define GPMC_NAND_ECC_LP_x8_LAYOUT 1 274 #endif 275 276 #endif /* ! __CONFIG_BALTOS_H */ 277