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_MTD_PARTITIONS 39 #define CONFIG_MTD_DEVICE 40 41 /* I2C configuration */ 42 43 #ifdef CONFIG_NAND 44 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x00080000 45 #ifdef CONFIG_SPL_OS_BOOT 46 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x00200000 /* kernel offset */ 47 #endif 48 #define NANDARGS \ 49 "mtdids=" CONFIG_MTDIDS_DEFAULT "\0" \ 50 "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \ 51 "nandargs=setenv bootargs console=${console} " \ 52 "${optargs} " \ 53 "${mtdparts} " \ 54 "root=${nandroot} " \ 55 "rootfstype=${nandrootfstype}\0" \ 56 "nandroot=ubi0:rootfs rw ubi.mtd=5\0" \ 57 "nandrootfstype=ubifs rootwait=1\0" \ 58 "nandboot=echo Booting from nand ...; " \ 59 "run nandargs; " \ 60 "setenv loadaddr 0x84000000; " \ 61 "ubi part UBI; " \ 62 "ubifsmount ubi0:kernel; " \ 63 "ubifsload $loadaddr kernel-fit.itb;" \ 64 "ubifsumount; " \ 65 "bootm ${loadaddr}#conf${board_name}; " \ 66 "if test $? -ne 0; then echo Using default FIT config; " \ 67 "bootm ${loadaddr}; fi;\0" 68 #else 69 #define NANDARGS "" 70 #endif 71 72 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 73 74 #ifndef CONFIG_SPL_BUILD 75 #define CONFIG_EXTRA_ENV_SETTINGS \ 76 DEFAULT_LINUX_BOOT_ENV \ 77 "boot_fdt=try\0" \ 78 "bootpart=0:2\0" \ 79 "bootdir=/boot\0" \ 80 "bootfile=zImage\0" \ 81 "fdtfile=undefined\0" \ 82 "console=ttyO0,115200n8\0" \ 83 "partitions=" \ 84 "uuid_disk=${uuid_gpt_disk};" \ 85 "name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \ 86 "optargs=\0" \ 87 "mmcdev=0\0" \ 88 "mmcroot=/dev/mmcblk0p2 ro\0" \ 89 "usbroot=/dev/sda2 ro\0" \ 90 "mmcrootfstype=ext4 rootwait\0" \ 91 "usbrootfstype=ext4 rootwait\0" \ 92 "rootpath=/export/rootfs\0" \ 93 "nfsopts=nolock\0" \ 94 "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \ 95 "::off\0" \ 96 "ramroot=/dev/ram0 rw\0" \ 97 "ramrootfstype=ext2\0" \ 98 "mmcargs=setenv bootargs console=${console} " \ 99 "${optargs} " \ 100 "${mtdparts} " \ 101 "root=${mmcroot} " \ 102 "rootfstype=${mmcrootfstype}\0" \ 103 "usbargs=setenv bootargs console=${console} " \ 104 "${optargs} " \ 105 "${mtdparts} " \ 106 "root=${usbroot} " \ 107 "rootfstype=${usbrootfstype}\0" \ 108 "spiroot=/dev/mtdblock4 rw\0" \ 109 "spirootfstype=jffs2\0" \ 110 "spisrcaddr=0xe0000\0" \ 111 "spiimgsize=0x362000\0" \ 112 "spibusno=0\0" \ 113 "spiargs=setenv bootargs console=${console} " \ 114 "${optargs} " \ 115 "root=${spiroot} " \ 116 "rootfstype=${spirootfstype}\0" \ 117 "netargs=setenv bootargs console=${console} " \ 118 "${optargs} " \ 119 "root=/dev/nfs " \ 120 "nfsroot=${serverip}:${rootpath},${nfsopts} rw " \ 121 "ip=dhcp\0" \ 122 "bootenv=uEnv.txt\0" \ 123 "loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \ 124 "usbloadbootenv=load usb 0:1 ${loadaddr} ${bootenv}\0" \ 125 "importbootenv=echo Importing environment from mmc ...; " \ 126 "env import -t $loadaddr $filesize\0" \ 127 "usbimportbootenv=echo Importing environment from USB ...; " \ 128 "env import -t $loadaddr $filesize\0" \ 129 "ramargs=setenv bootargs console=${console} " \ 130 "${optargs} " \ 131 "root=${ramroot} " \ 132 "rootfstype=${ramrootfstype}\0" \ 133 "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 134 "loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \ 135 "usbloadimage=load usb 0:1 ${loadaddr} kernel-fit.itb\0" \ 136 "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \ 137 "usbloados=run usbargs; " \ 138 "bootm ${loadaddr}#conf${board_name}; " \ 139 "if test $? -ne 0; then " \ 140 "echo Using default FIT configuration; " \ 141 "bootm ${loadaddr}; " \ 142 "fi;\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 "usbboot=usb reset; " \ 158 "if usb storage; then " \ 159 "echo USB drive found;" \ 160 "if run usbloadbootenv; then " \ 161 "echo Loaded environment from ${bootenv};" \ 162 "run usbimportbootenv;" \ 163 "fi;" \ 164 "if test -n $uenvcmd; then " \ 165 "echo Running uenvcmd ...;" \ 166 "run uenvcmd;" \ 167 "fi;" \ 168 "if run usbloadimage; then " \ 169 "run usbloados;" \ 170 "fi;" \ 171 "fi;\0" \ 172 "mmcboot=mmc dev ${mmcdev}; " \ 173 "if mmc rescan; then " \ 174 "echo SD/MMC found on device ${mmcdev};" \ 175 "if run loadbootenv; then " \ 176 "echo Loaded environment from ${bootenv};" \ 177 "run importbootenv;" \ 178 "fi;" \ 179 "if test -n $uenvcmd; then " \ 180 "echo Running uenvcmd ...;" \ 181 "run uenvcmd;" \ 182 "fi;" \ 183 "if run loadimage; then " \ 184 "run mmcloados;" \ 185 "fi;" \ 186 "fi;\0" \ 187 "spiboot=echo Booting from spi ...; " \ 188 "run spiargs; " \ 189 "sf probe ${spibusno}:0; " \ 190 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \ 191 "bootz ${loadaddr}\0" \ 192 "netboot=echo Booting from network ...; " \ 193 "setenv autoload no; " \ 194 "dhcp; " \ 195 "tftp ${loadaddr} ${bootfile}; " \ 196 "tftp ${fdtaddr} ${fdtfile}; " \ 197 "run netargs; " \ 198 "bootz ${loadaddr} - ${fdtaddr}\0" \ 199 "ramboot=echo Booting from ramdisk ...; " \ 200 "run ramargs; " \ 201 "bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \ 202 "findfdt=setenv fdtfile am335x-baltos.dtb\0" \ 203 NANDARGS 204 /*DFUARGS*/ 205 #endif 206 207 #define CONFIG_BOOTCOMMAND \ 208 "run findfdt; " \ 209 "run usbboot;" \ 210 "run mmcboot;" \ 211 "setenv mmcdev 1; " \ 212 "setenv bootpart 1:2; " \ 213 "run mmcboot;" \ 214 "run nandboot;" 215 216 /* NS16550 Configuration */ 217 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */ 218 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */ 219 #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */ 220 #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */ 221 #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */ 222 #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */ 223 224 #define CONFIG_ENV_EEPROM_IS_ON_I2C 225 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */ 226 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 227 228 /* PMIC support */ 229 #define CONFIG_POWER_TPS65910 230 231 /* SPL */ 232 #ifndef CONFIG_NOR_BOOT 233 234 /* USB gadget RNDIS */ 235 236 /* General network SPL, both CPSW and USB gadget RNDIS */ 237 #define CONFIG_SPL_NET_VCI_STRING "AM335x U-Boot SPL"*/ 238 239 #ifdef CONFIG_NAND 240 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 241 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 242 CONFIG_SYS_NAND_PAGE_SIZE) 243 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 244 #define CONFIG_SYS_NAND_OOBSIZE 64 245 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 246 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 247 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 248 10, 11, 12, 13, 14, 15, 16, 17, \ 249 18, 19, 20, 21, 22, 23, 24, 25, \ 250 26, 27, 28, 29, 30, 31, 32, 33, \ 251 34, 35, 36, 37, 38, 39, 40, 41, \ 252 42, 43, 44, 45, 46, 47, 48, 49, \ 253 50, 51, 52, 53, 54, 55, 56, 57, } 254 255 #define CONFIG_SYS_NAND_ECCSIZE 512 256 #define CONFIG_SYS_NAND_ECCBYTES 14 257 #define CONFIG_SYS_NAND_ONFI_DETECTION 258 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW 259 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 260 #endif 261 #endif 262 263 /* 264 * USB configuration. We enable MUSB support, both for host and for 265 * gadget. We set USB0 as peripheral and USB1 as host, based on the 266 * board schematic and physical port wired to each. Then for host we 267 * add mass storage support and for gadget we add both RNDIS ethernet 268 * and DFU. 269 */ 270 #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT 271 #define CONFIG_AM335X_USB0 272 #define CONFIG_AM335X_USB0_MODE MUSB_HOST 273 #define CONFIG_AM335X_USB1 274 #define CONFIG_AM335X_USB1_MODE MUSB_OTG 275 276 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USB_ETHER) 277 /* disable host part of MUSB in SPL */ 278 /* disable EFI partitions and partition UUID support */ 279 /* 280 * Disable CPSW SPL support so we fit within the 101KiB limit. 281 */ 282 #endif 283 284 /* Network. */ 285 #define CONFIG_PHY_SMSC 286 #define CONFIG_MII 287 #define CONFIG_PHY_ATHEROS 288 289 /* NAND support */ 290 #ifdef CONFIG_NAND 291 #define GPMC_NAND_ECC_LP_x8_LAYOUT 1 292 #endif 293 294 #endif /* ! __CONFIG_BALTOS_H */ 295