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 #define CONFIG_CMD_MTDPARTS 39 #define CONFIG_MTD_PARTITIONS 40 #define CONFIG_MTD_DEVICE 41 #define CONFIG_RBTREE 42 #define CONFIG_LZO 43 #define CONFIG_CMD_UBIFS 44 45 /* I2C configuration */ 46 #undef CONFIG_SYS_OMAP24_I2C_SPEED 47 #define CONFIG_SYS_OMAP24_I2C_SPEED 1000 48 49 #ifdef CONFIG_NAND 50 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x00080000 51 #ifdef CONFIG_SPL_OS_BOOT 52 #define CONFIG_CMD_SPL_NAND_OFS 0x00080000 /* os parameters */ 53 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x00200000 /* kernel offset */ 54 #define CONFIG_CMD_SPL_WRITE_SIZE 0x2000 55 #endif 56 #define NANDARGS \ 57 "mtdids=" MTDIDS_DEFAULT "\0" \ 58 "mtdparts=" MTDPARTS_DEFAULT "\0" \ 59 "nandargs=setenv bootargs console=${console} " \ 60 "${optargs} " \ 61 "${mtdparts} " \ 62 "root=${nandroot} " \ 63 "rootfstype=${nandrootfstype}\0" \ 64 "nandroot=ubi0:rootfs rw ubi.mtd=5\0" \ 65 "nandrootfstype=ubifs rootwait=1\0" \ 66 "nandboot=echo Booting from nand ...; " \ 67 "run nandargs; " \ 68 "setenv loadaddr 0x84000000; " \ 69 "ubi part UBI; " \ 70 "ubifsmount ubi0:kernel; " \ 71 "ubifsload $loadaddr kernel-fit.itb;" \ 72 "ubifsumount; " \ 73 "bootm ${loadaddr}#conf${board_name}; " \ 74 "if test $? -ne 0; then echo Using default FIT config; " \ 75 "bootm ${loadaddr}; fi;\0" 76 #else 77 #define NANDARGS "" 78 #endif 79 80 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 81 82 #ifndef CONFIG_SPL_BUILD 83 #define CONFIG_EXTRA_ENV_SETTINGS \ 84 DEFAULT_LINUX_BOOT_ENV \ 85 "boot_fdt=try\0" \ 86 "bootpart=0:2\0" \ 87 "bootdir=/boot\0" \ 88 "bootfile=zImage\0" \ 89 "fdtfile=undefined\0" \ 90 "console=ttyO0,115200n8\0" \ 91 "partitions=" \ 92 "uuid_disk=${uuid_gpt_disk};" \ 93 "name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \ 94 "optargs=\0" \ 95 "mmcdev=0\0" \ 96 "mmcroot=/dev/mmcblk0p2 ro\0" \ 97 "usbroot=/dev/sda2 ro\0" \ 98 "mmcrootfstype=ext4 rootwait\0" \ 99 "usbrootfstype=ext4 rootwait\0" \ 100 "rootpath=/export/rootfs\0" \ 101 "nfsopts=nolock\0" \ 102 "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \ 103 "::off\0" \ 104 "ramroot=/dev/ram0 rw\0" \ 105 "ramrootfstype=ext2\0" \ 106 "mmcargs=setenv bootargs console=${console} " \ 107 "${optargs} " \ 108 "${mtdparts} " \ 109 "root=${mmcroot} " \ 110 "rootfstype=${mmcrootfstype}\0" \ 111 "usbargs=setenv bootargs console=${console} " \ 112 "${optargs} " \ 113 "${mtdparts} " \ 114 "root=${usbroot} " \ 115 "rootfstype=${usbrootfstype}\0" \ 116 "spiroot=/dev/mtdblock4 rw\0" \ 117 "spirootfstype=jffs2\0" \ 118 "spisrcaddr=0xe0000\0" \ 119 "spiimgsize=0x362000\0" \ 120 "spibusno=0\0" \ 121 "spiargs=setenv bootargs console=${console} " \ 122 "${optargs} " \ 123 "root=${spiroot} " \ 124 "rootfstype=${spirootfstype}\0" \ 125 "netargs=setenv bootargs console=${console} " \ 126 "${optargs} " \ 127 "root=/dev/nfs " \ 128 "nfsroot=${serverip}:${rootpath},${nfsopts} rw " \ 129 "ip=dhcp\0" \ 130 "bootenv=uEnv.txt\0" \ 131 "loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \ 132 "usbloadbootenv=load usb 0:1 ${loadaddr} ${bootenv}\0" \ 133 "importbootenv=echo Importing environment from mmc ...; " \ 134 "env import -t $loadaddr $filesize\0" \ 135 "usbimportbootenv=echo Importing environment from USB ...; " \ 136 "env import -t $loadaddr $filesize\0" \ 137 "ramargs=setenv bootargs console=${console} " \ 138 "${optargs} " \ 139 "root=${ramroot} " \ 140 "rootfstype=${ramrootfstype}\0" \ 141 "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 142 "loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \ 143 "usbloadimage=load usb 0:1 ${loadaddr} kernel-fit.itb\0" \ 144 "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \ 145 "usbloados=run usbargs; " \ 146 "bootm ${loadaddr}#conf${board_name}; " \ 147 "if test $? -ne 0; then " \ 148 "echo Using default FIT configuration; " \ 149 "bootm ${loadaddr}; " \ 150 "fi;\0" \ 151 "mmcloados=run mmcargs; " \ 152 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ 153 "if run loadfdt; then " \ 154 "bootz ${loadaddr} - ${fdtaddr}; " \ 155 "else " \ 156 "if test ${boot_fdt} = try; then " \ 157 "bootz; " \ 158 "else " \ 159 "echo WARN: Cannot load the DT; " \ 160 "fi; " \ 161 "fi; " \ 162 "else " \ 163 "bootz; " \ 164 "fi;\0" \ 165 "usbboot=usb reset; " \ 166 "if usb storage; then " \ 167 "echo USB drive found;" \ 168 "if run usbloadbootenv; then " \ 169 "echo Loaded environment from ${bootenv};" \ 170 "run usbimportbootenv;" \ 171 "fi;" \ 172 "if test -n $uenvcmd; then " \ 173 "echo Running uenvcmd ...;" \ 174 "run uenvcmd;" \ 175 "fi;" \ 176 "if run usbloadimage; then " \ 177 "run usbloados;" \ 178 "fi;" \ 179 "fi;\0" \ 180 "mmcboot=mmc dev ${mmcdev}; " \ 181 "if mmc rescan; then " \ 182 "echo SD/MMC found on device ${mmcdev};" \ 183 "if run loadbootenv; then " \ 184 "echo Loaded environment from ${bootenv};" \ 185 "run importbootenv;" \ 186 "fi;" \ 187 "if test -n $uenvcmd; then " \ 188 "echo Running uenvcmd ...;" \ 189 "run uenvcmd;" \ 190 "fi;" \ 191 "if run loadimage; then " \ 192 "run mmcloados;" \ 193 "fi;" \ 194 "fi;\0" \ 195 "spiboot=echo Booting from spi ...; " \ 196 "run spiargs; " \ 197 "sf probe ${spibusno}:0; " \ 198 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \ 199 "bootz ${loadaddr}\0" \ 200 "netboot=echo Booting from network ...; " \ 201 "setenv autoload no; " \ 202 "dhcp; " \ 203 "tftp ${loadaddr} ${bootfile}; " \ 204 "tftp ${fdtaddr} ${fdtfile}; " \ 205 "run netargs; " \ 206 "bootz ${loadaddr} - ${fdtaddr}\0" \ 207 "ramboot=echo Booting from ramdisk ...; " \ 208 "run ramargs; " \ 209 "bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \ 210 "findfdt=setenv fdtfile am335x-baltos.dtb\0" \ 211 NANDARGS 212 /*DFUARGS*/ 213 #endif 214 215 #define CONFIG_BOOTCOMMAND \ 216 "run findfdt; " \ 217 "run usbboot;" \ 218 "run mmcboot;" \ 219 "setenv mmcdev 1; " \ 220 "setenv bootpart 1:2; " \ 221 "run mmcboot;" \ 222 "run nandboot;" 223 224 /* NS16550 Configuration */ 225 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */ 226 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */ 227 #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */ 228 #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */ 229 #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */ 230 #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */ 231 232 #define CONFIG_CMD_EEPROM 233 #define CONFIG_ENV_EEPROM_IS_ON_I2C 234 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */ 235 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 236 237 /* PMIC support */ 238 #define CONFIG_POWER_TPS65910 239 240 /* SPL */ 241 #ifndef CONFIG_NOR_BOOT 242 /* Bootcount using the RTC block */ 243 #define CONFIG_BOOTCOUNT_LIMIT 244 #define CONFIG_BOOTCOUNT_AM33XX 245 246 /* USB gadget RNDIS */ 247 248 /* General network SPL, both CPSW and USB gadget RNDIS */ 249 #define CONFIG_SPL_NET_VCI_STRING "AM335x U-Boot SPL"*/ 250 251 #define CONFIG_SPL_LDSCRIPT "arch/arm/mach-omap2/u-boot-spl.lds" 252 253 #ifdef CONFIG_NAND 254 #define CONFIG_NAND_OMAP_GPMC 255 #define CONFIG_NAND_OMAP_GPMC_PREFETCH 256 #define CONFIG_NAND_OMAP_ELM 257 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 258 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 259 CONFIG_SYS_NAND_PAGE_SIZE) 260 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 261 #define CONFIG_SYS_NAND_OOBSIZE 64 262 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 263 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 264 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 265 10, 11, 12, 13, 14, 15, 16, 17, \ 266 18, 19, 20, 21, 22, 23, 24, 25, \ 267 26, 27, 28, 29, 30, 31, 32, 33, \ 268 34, 35, 36, 37, 38, 39, 40, 41, \ 269 42, 43, 44, 45, 46, 47, 48, 49, \ 270 50, 51, 52, 53, 54, 55, 56, 57, } 271 272 #define CONFIG_SYS_NAND_ECCSIZE 512 273 #define CONFIG_SYS_NAND_ECCBYTES 14 274 #define CONFIG_SYS_NAND_ONFI_DETECTION 275 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW 276 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 277 #endif 278 #endif 279 280 /* 281 * USB configuration. We enable MUSB support, both for host and for 282 * gadget. We set USB0 as peripheral and USB1 as host, based on the 283 * board schematic and physical port wired to each. Then for host we 284 * add mass storage support and for gadget we add both RNDIS ethernet 285 * and DFU. 286 */ 287 #define CONFIG_USB_MUSB_DSPS 288 #define CONFIG_USB_MUSB_PIO_ONLY 289 #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT 290 #define CONFIG_AM335X_USB0 291 #define CONFIG_AM335X_USB0_MODE MUSB_HOST 292 #define CONFIG_AM335X_USB1 293 #define CONFIG_AM335X_USB1_MODE MUSB_OTG 294 295 #ifdef CONFIG_USB_MUSB_GADGET 296 #define CONFIG_USB_ETHER 297 #define CONFIG_USB_ETH_RNDIS 298 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00" 299 #endif /* CONFIG_USB_MUSB_GADGET */ 300 301 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT) 302 /* disable host part of MUSB in SPL */ 303 /* disable EFI partitions and partition UUID support */ 304 /* 305 * Disable CPSW SPL support so we fit within the 101KiB limit. 306 */ 307 #endif 308 309 /* Network. */ 310 #define CONFIG_PHY_GIGE 311 #define CONFIG_PHYLIB 312 #define CONFIG_PHY_ADDR 0 313 #define CONFIG_PHY_SMSC 314 #define CONFIG_MII 315 #define CONFIG_PHY_ATHEROS 316 317 /* NAND support */ 318 #ifdef CONFIG_NAND 319 #define CONFIG_CMD_NAND 320 #define GPMC_NAND_ECC_LP_x8_LAYOUT 1 321 #if !defined(CONFIG_SPI_BOOT) && !defined(CONFIG_NOR_BOOT) 322 #define MTDIDS_DEFAULT "nand0=omap2-nand.0" 323 #define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:128k(SPL)," \ 324 "128k(SPL.backup1)," \ 325 "128k(SPL.backup2)," \ 326 "128k(SPL.backup3)," \ 327 "1920k(u-boot)," \ 328 "-(UBI)" 329 #define CONFIG_ENV_IS_NOWHERE 330 #endif 331 #endif 332 333 #endif /* ! __CONFIG_BALTOS_H */ 334