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 MACH_TYPE_TIAM335EVM 3589 /* Until the next sync */ 23 #define CONFIG_MACH_TYPE MACH_TYPE_TIAM335EVM 24 #define CONFIG_BOARD_LATE_INIT 25 26 /* Clock Defines */ 27 #define V_OSCK 24000000 /* Clock output from T2 */ 28 #define V_SCLK (V_OSCK) 29 30 /* Custom script for NOR */ 31 #define CONFIG_SYS_LDSCRIPT "board/vscom/baltos/u-boot.lds" 32 33 /* Always 128 KiB env size */ 34 #define CONFIG_ENV_SIZE (128 << 10) 35 36 /* Enhance our eMMC support / experience. */ 37 #define CONFIG_CMD_GPT 38 #define CONFIG_EFI_PARTITION 39 #define CONFIG_PARTITION_UUIDS 40 #define CONFIG_CMD_PART 41 42 /* FIT support */ 43 #define CONFIG_SYS_BOOTM_LEN SZ_64M 44 45 /* UBI Support */ 46 #define CONFIG_CMD_MTDPARTS 47 #define CONFIG_MTD_PARTITIONS 48 #define CONFIG_MTD_DEVICE 49 #define CONFIG_RBTREE 50 #define CONFIG_LZO 51 #define CONFIG_CMD_UBIFS 52 53 /* I2C configuration */ 54 #undef CONFIG_SYS_OMAP24_I2C_SPEED 55 #define CONFIG_SYS_OMAP24_I2C_SPEED 1000 56 57 #undef CONFIG_SPL_OS_BOOT 58 #ifdef CONFIG_NAND 59 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x00080000 60 #ifdef CONFIG_SPL_OS_BOOT 61 #define CONFIG_CMD_SPL_NAND_OFS 0x00080000 /* os parameters */ 62 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x00200000 /* kernel offset */ 63 #define CONFIG_CMD_SPL_WRITE_SIZE 0x2000 64 #endif 65 #define NANDARGS \ 66 "mtdids=" MTDIDS_DEFAULT "\0" \ 67 "mtdparts=" MTDPARTS_DEFAULT "\0" \ 68 "nandargs=setenv bootargs console=${console} " \ 69 "${optargs} " \ 70 "${mtdparts} " \ 71 "root=${nandroot} " \ 72 "rootfstype=${nandrootfstype}\0" \ 73 "nandroot=ubi0:rootfs rw ubi.mtd=5\0" \ 74 "nandrootfstype=ubifs rootwait=1\0" \ 75 "nandboot=echo Booting from nand ...; " \ 76 "run nandargs; " \ 77 "setenv loadaddr 0x84000000; " \ 78 "ubi part UBI; " \ 79 "ubifsmount ubi0:kernel; " \ 80 "ubifsload $loadaddr kernel-fit.itb;" \ 81 "ubifsumount; " \ 82 "bootm ${loadaddr}#conf${board_name}; " \ 83 "if test $? -ne 0; then echo Using default FIT config; " \ 84 "bootm ${loadaddr}; fi;\0" 85 #else 86 #define NANDARGS "" 87 #endif 88 89 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 90 91 #ifndef CONFIG_SPL_BUILD 92 #define CONFIG_EXTRA_ENV_SETTINGS \ 93 DEFAULT_LINUX_BOOT_ENV \ 94 "boot_fdt=try\0" \ 95 "bootpart=0:2\0" \ 96 "bootdir=/boot\0" \ 97 "bootfile=zImage\0" \ 98 "fdtfile=undefined\0" \ 99 "console=ttyO0,115200n8\0" \ 100 "partitions=" \ 101 "uuid_disk=${uuid_gpt_disk};" \ 102 "name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \ 103 "optargs=\0" \ 104 "mmcdev=0\0" \ 105 "mmcroot=/dev/mmcblk0p2 ro\0" \ 106 "mmcrootfstype=ext4 rootwait\0" \ 107 "rootpath=/export/rootfs\0" \ 108 "nfsopts=nolock\0" \ 109 "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \ 110 "::off\0" \ 111 "ramroot=/dev/ram0 rw\0" \ 112 "ramrootfstype=ext2\0" \ 113 "mmcargs=setenv bootargs console=${console} " \ 114 "${optargs} " \ 115 "${mtdparts} " \ 116 "root=${mmcroot} " \ 117 "rootfstype=${mmcrootfstype}\0" \ 118 "spiroot=/dev/mtdblock4 rw\0" \ 119 "spirootfstype=jffs2\0" \ 120 "spisrcaddr=0xe0000\0" \ 121 "spiimgsize=0x362000\0" \ 122 "spibusno=0\0" \ 123 "spiargs=setenv bootargs console=${console} " \ 124 "${optargs} " \ 125 "root=${spiroot} " \ 126 "rootfstype=${spirootfstype}\0" \ 127 "netargs=setenv bootargs console=${console} " \ 128 "${optargs} " \ 129 "root=/dev/nfs " \ 130 "nfsroot=${serverip}:${rootpath},${nfsopts} rw " \ 131 "ip=dhcp\0" \ 132 "bootenv=uEnv.txt\0" \ 133 "loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \ 134 "importbootenv=echo Importing environment from mmc ...; " \ 135 "env import -t $loadaddr $filesize\0" \ 136 "ramargs=setenv bootargs console=${console} " \ 137 "${optargs} " \ 138 "root=${ramroot} " \ 139 "rootfstype=${ramrootfstype}\0" \ 140 "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 141 "loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \ 142 "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \ 143 "mmcloados=run mmcargs; " \ 144 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ 145 "if run loadfdt; then " \ 146 "bootz ${loadaddr} - ${fdtaddr}; " \ 147 "else " \ 148 "if test ${boot_fdt} = try; then " \ 149 "bootz; " \ 150 "else " \ 151 "echo WARN: Cannot load the DT; " \ 152 "fi; " \ 153 "fi; " \ 154 "else " \ 155 "bootz; " \ 156 "fi;\0" \ 157 "mmcboot=mmc dev ${mmcdev}; " \ 158 "if mmc rescan; then " \ 159 "echo SD/MMC found on device ${mmcdev};" \ 160 "if run loadbootenv; then " \ 161 "echo Loaded environment from ${bootenv};" \ 162 "run importbootenv;" \ 163 "fi;" \ 164 "if test -n $uenvcmd; then " \ 165 "echo Running uenvcmd ...;" \ 166 "run uenvcmd;" \ 167 "fi;" \ 168 "if run loadimage; then " \ 169 "run mmcloados;" \ 170 "fi;" \ 171 "fi;\0" \ 172 "spiboot=echo Booting from spi ...; " \ 173 "run spiargs; " \ 174 "sf probe ${spibusno}:0; " \ 175 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \ 176 "bootz ${loadaddr}\0" \ 177 "netboot=echo Booting from network ...; " \ 178 "setenv autoload no; " \ 179 "dhcp; " \ 180 "tftp ${loadaddr} ${bootfile}; " \ 181 "tftp ${fdtaddr} ${fdtfile}; " \ 182 "run netargs; " \ 183 "bootz ${loadaddr} - ${fdtaddr}\0" \ 184 "ramboot=echo Booting from ramdisk ...; " \ 185 "run ramargs; " \ 186 "bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \ 187 "findfdt=setenv fdtfile am335x-baltos.dtb\0" \ 188 NANDARGS 189 /*DFUARGS*/ 190 #endif 191 192 #define CONFIG_BOOTCOMMAND \ 193 "run findfdt; " \ 194 "run mmcboot;" \ 195 "setenv mmcdev 1; " \ 196 "setenv bootpart 1:2; " \ 197 "run mmcboot;" \ 198 "run nandboot;" 199 200 /* NS16550 Configuration */ 201 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */ 202 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */ 203 #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */ 204 #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */ 205 #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */ 206 #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */ 207 #define CONFIG_BAUDRATE 115200 208 209 #define CONFIG_CMD_EEPROM 210 #define CONFIG_ENV_EEPROM_IS_ON_I2C 211 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */ 212 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 213 214 /* PMIC support */ 215 #define CONFIG_POWER_TPS65910 216 217 /* SPL */ 218 #ifndef CONFIG_NOR_BOOT 219 /* Bootcount using the RTC block */ 220 #define CONFIG_BOOTCOUNT_LIMIT 221 #define CONFIG_BOOTCOUNT_AM33XX 222 223 /* USB gadget RNDIS */ 224 225 /* General network SPL, both CPSW and USB gadget RNDIS */ 226 #define CONFIG_SPL_NET_VCI_STRING "AM335x U-Boot SPL"*/ 227 228 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/am33xx/u-boot-spl.lds" 229 230 #ifdef CONFIG_NAND 231 #define CONFIG_NAND_OMAP_GPMC 232 #define CONFIG_NAND_OMAP_GPMC_PREFETCH 233 #define CONFIG_NAND_OMAP_ELM 234 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 235 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 236 CONFIG_SYS_NAND_PAGE_SIZE) 237 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 238 #define CONFIG_SYS_NAND_OOBSIZE 64 239 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 240 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 241 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 242 10, 11, 12, 13, 14, 15, 16, 17, \ 243 18, 19, 20, 21, 22, 23, 24, 25, \ 244 26, 27, 28, 29, 30, 31, 32, 33, \ 245 34, 35, 36, 37, 38, 39, 40, 41, \ 246 42, 43, 44, 45, 46, 47, 48, 49, \ 247 50, 51, 52, 53, 54, 55, 56, 57, } 248 249 #define CONFIG_SYS_NAND_ECCSIZE 512 250 #define CONFIG_SYS_NAND_ECCBYTES 14 251 #define CONFIG_SYS_NAND_ONFI_DETECTION 252 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW 253 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 254 #endif 255 #endif 256 257 /* 258 * USB configuration. We enable MUSB support, both for host and for 259 * gadget. We set USB0 as peripheral and USB1 as host, based on the 260 * board schematic and physical port wired to each. Then for host we 261 * add mass storage support and for gadget we add both RNDIS ethernet 262 * and DFU. 263 */ 264 #define CONFIG_USB_MUSB_DSPS 265 #define CONFIG_ARCH_MISC_INIT 266 #define CONFIG_USB_MUSB_PIO_ONLY 267 #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT 268 #define CONFIG_AM335X_USB0 269 #define CONFIG_AM335X_USB0_MODE MUSB_HOST 270 #define CONFIG_AM335X_USB1 271 #define CONFIG_AM335X_USB1_MODE MUSB_OTG 272 273 #ifdef CONFIG_USB_MUSB_GADGET 274 #define CONFIG_USB_ETHER 275 #define CONFIG_USB_ETH_RNDIS 276 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00" 277 #endif /* CONFIG_USB_MUSB_GADGET */ 278 279 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT) 280 /* disable host part of MUSB in SPL */ 281 /* disable EFI partitions and partition UUID support */ 282 #undef CONFIG_PARTITION_UUIDS 283 #undef CONFIG_EFI_PARTITION 284 /* 285 * Disable CPSW SPL support so we fit within the 101KiB limit. 286 */ 287 #endif 288 289 /* Network. */ 290 #define CONFIG_PHY_GIGE 291 #define CONFIG_PHYLIB 292 #define CONFIG_PHY_ADDR 0 293 #define CONFIG_PHY_SMSC 294 #define CONFIG_MII 295 #define CONFIG_PHY_ATHEROS 296 297 /* NAND support */ 298 #ifdef CONFIG_NAND 299 #define CONFIG_CMD_NAND 300 #define GPMC_NAND_ECC_LP_x8_LAYOUT 1 301 #if !defined(CONFIG_SPI_BOOT) && !defined(CONFIG_NOR_BOOT) 302 #define MTDIDS_DEFAULT "nand0=omap2-nand.0" 303 #define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:128k(SPL)," \ 304 "128k(SPL.backup1)," \ 305 "128k(SPL.backup2)," \ 306 "128k(SPL.backup3)," \ 307 "1920k(u-boot)," \ 308 "-(UBI)" 309 #define CONFIG_ENV_IS_NOWHERE 310 #endif 311 #endif 312 313 #endif /* ! __CONFIG_BALTOS_H */ 314