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_AM335X_EVM_H 17 #define __CONFIG_AM335X_EVM_H 18 19 #include <configs/ti_am335x_common.h> 20 #include <linux/sizes.h> 21 22 #ifndef CONFIG_SPL_BUILD 23 # define CONFIG_TIMESTAMP 24 #endif 25 26 #define CONFIG_SYS_BOOTM_LEN SZ_16M 27 28 /* Clock Defines */ 29 #define V_OSCK 24000000 /* Clock output from T2 */ 30 #define V_SCLK (V_OSCK) 31 32 #ifdef CONFIG_MTD_RAW_NAND 33 #define NANDARGS \ 34 "mtdids=" CONFIG_MTDIDS_DEFAULT "\0" \ 35 "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \ 36 "nandargs=setenv bootargs console=${console} " \ 37 "${optargs} " \ 38 "root=${nandroot} " \ 39 "rootfstype=${nandrootfstype}\0" \ 40 "nandroot=ubi0:rootfs rw ubi.mtd=NAND.file-system,2048\0" \ 41 "nandrootfstype=ubifs rootwait=1\0" \ 42 "nandboot=echo Booting from nand ...; " \ 43 "run nandargs; " \ 44 "nand read ${fdtaddr} NAND.u-boot-spl-os; " \ 45 "nand read ${loadaddr} NAND.kernel; " \ 46 "bootz ${loadaddr} - ${fdtaddr}\0" 47 #else 48 #define NANDARGS "" 49 #endif 50 51 #define BOOTENV_DEV_NAND(devtypeu, devtypel, instance) \ 52 "bootcmd_" #devtypel "=" \ 53 "run nandboot\0" 54 55 #define BOOTENV_DEV_NAME_NAND(devtypeu, devtypel, instance) \ 56 #devtypel #instance " " 57 58 #if CONFIG_IS_ENABLED(CMD_USB) 59 # define BOOT_TARGET_USB(func) func(USB, usb, 0) 60 #else 61 # define BOOT_TARGET_USB(func) 62 #endif 63 64 #if CONFIG_IS_ENABLED(CMD_PXE) 65 # define BOOT_TARGET_PXE(func) func(PXE, pxe, na) 66 #else 67 # define BOOT_TARGET_PXE(func) 68 #endif 69 70 #if CONFIG_IS_ENABLED(CMD_DHCP) 71 # define BOOT_TARGET_DHCP(func) func(DHCP, dhcp, na) 72 #else 73 # define BOOT_TARGET_DHCP(func) 74 #endif 75 76 #define BOOT_TARGET_DEVICES(func) \ 77 func(MMC, mmc, 0) \ 78 func(MMC, mmc, 1) \ 79 func(NAND, nand, 0) \ 80 BOOT_TARGET_USB(func) \ 81 BOOT_TARGET_PXE(func) \ 82 BOOT_TARGET_DHCP(func) 83 84 #include <config_distro_bootcmd.h> 85 86 #ifndef CONFIG_SPL_BUILD 87 #include <environment/ti/dfu.h> 88 89 #define CONFIG_EXTRA_ENV_SETTINGS \ 90 DEFAULT_LINUX_BOOT_ENV \ 91 "fdtfile=undefined\0" \ 92 "finduuid=part uuid mmc 0:2 uuid\0" \ 93 "console=ttyO0,115200n8\0" \ 94 "partitions=" \ 95 "uuid_disk=${uuid_gpt_disk};" \ 96 "name=bootloader,start=384K,size=1792K," \ 97 "uuid=${uuid_gpt_bootloader};" \ 98 "name=rootfs,start=2688K,size=-,uuid=${uuid_gpt_rootfs}\0" \ 99 "optargs=\0" \ 100 "ramroot=/dev/ram0 rw\0" \ 101 "ramrootfstype=ext2\0" \ 102 "spiroot=/dev/mtdblock4 rw\0" \ 103 "spirootfstype=jffs2\0" \ 104 "spisrcaddr=0xe0000\0" \ 105 "spiimgsize=0x362000\0" \ 106 "spibusno=0\0" \ 107 "spiargs=setenv bootargs console=${console} " \ 108 "${optargs} " \ 109 "root=${spiroot} " \ 110 "rootfstype=${spirootfstype}\0" \ 111 "ramargs=setenv bootargs console=${console} " \ 112 "${optargs} " \ 113 "root=${ramroot} " \ 114 "rootfstype=${ramrootfstype}\0" \ 115 "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 116 "spiboot=echo Booting from spi ...; " \ 117 "run spiargs; " \ 118 "sf probe ${spibusno}:0; " \ 119 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \ 120 "bootz ${loadaddr}\0" \ 121 "ramboot=echo Booting from ramdisk ...; " \ 122 "run ramargs; " \ 123 "bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \ 124 "findfdt="\ 125 "if test $board_name = A335BONE; then " \ 126 "setenv fdtfile am335x-bone.dtb; fi; " \ 127 "if test $board_name = A335BNLT; then " \ 128 "setenv fdtfile am335x-boneblack.dtb; fi; " \ 129 "if test $board_name = A335PBGL; then " \ 130 "setenv fdtfile am335x-pocketbeagle.dtb; fi; " \ 131 "if test $board_name = BBBW; then " \ 132 "setenv fdtfile am335x-boneblack-wireless.dtb; fi; " \ 133 "if test $board_name = BBG1; then " \ 134 "setenv fdtfile am335x-bonegreen.dtb; fi; " \ 135 "if test $board_name = BBGW; then " \ 136 "setenv fdtfile am335x-bonegreen-wireless.dtb; fi; " \ 137 "if test $board_name = BBBL; then " \ 138 "setenv fdtfile am335x-boneblue.dtb; fi; " \ 139 "if test $board_name = BBEN; then " \ 140 "setenv fdtfile am335x-sancloud-bbe.dtb; fi; " \ 141 "if test $board_name = A33515BB; then " \ 142 "setenv fdtfile am335x-evm.dtb; fi; " \ 143 "if test $board_name = A335X_SK; then " \ 144 "setenv fdtfile am335x-evmsk.dtb; fi; " \ 145 "if test $board_name = A335_ICE; then " \ 146 "setenv fdtfile am335x-icev2.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 CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */ 163 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */ 164 #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */ 165 #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */ 166 #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */ 167 #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */ 168 169 /* PMIC support */ 170 #define CONFIG_POWER_TPS65217 171 #define CONFIG_POWER_TPS65910 172 173 /* SPL */ 174 #ifndef CONFIG_NOR_BOOT 175 /* Bootcount using the RTC block */ 176 #define CONFIG_SYS_BOOTCOUNT_BE 177 178 /* USB gadget RNDIS */ 179 #endif 180 181 #ifdef CONFIG_MTD_RAW_NAND 182 /* NAND: device related configs */ 183 /* NAND: driver related configs */ 184 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 185 10, 11, 12, 13, 14, 15, 16, 17, \ 186 18, 19, 20, 21, 22, 23, 24, 25, \ 187 26, 27, 28, 29, 30, 31, 32, 33, \ 188 34, 35, 36, 37, 38, 39, 40, 41, \ 189 42, 43, 44, 45, 46, 47, 48, 49, \ 190 50, 51, 52, 53, 54, 55, 56, 57, } 191 192 #define CONFIG_SYS_NAND_ECCSIZE 512 193 #define CONFIG_SYS_NAND_ECCBYTES 14 194 /* NAND: SPL related configs */ 195 #ifdef CONFIG_SPL_OS_BOOT 196 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x00200000 /* kernel offset */ 197 #endif 198 #endif /* !CONFIG_MTD_RAW_NAND */ 199 200 /* 201 * For NOR boot, we must set this to the start of where NOR is mapped 202 * in memory. 203 */ 204 205 /* 206 * USB configuration. We enable MUSB support, both for host and for 207 * gadget. We set USB0 as peripheral and USB1 as host, based on the 208 * board schematic and physical port wired to each. Then for host we 209 * add mass storage support and for gadget we add both RNDIS ethernet 210 * and DFU. 211 */ 212 #define CONFIG_AM335X_USB0 213 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL 214 #define CONFIG_AM335X_USB1 215 #define CONFIG_AM335X_USB1_MODE MUSB_HOST 216 217 /* 218 * Disable MMC DM for SPL build and can be re-enabled after adding 219 * DM support in SPL 220 */ 221 #ifdef CONFIG_SPL_BUILD 222 #undef CONFIG_DM_MMC 223 #undef CONFIG_TIMER 224 #endif 225 226 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USB_ETHER) 227 /* Remove other SPL modes. */ 228 /* disable host part of MUSB in SPL */ 229 /* disable EFI partitions and partition UUID support */ 230 #endif 231 232 /* USB Device Firmware Update support */ 233 #ifndef CONFIG_SPL_BUILD 234 #define DFUARGS \ 235 DFU_ALT_INFO_EMMC \ 236 DFU_ALT_INFO_MMC \ 237 DFU_ALT_INFO_RAM \ 238 DFU_ALT_INFO_NAND 239 #endif 240 241 /* 242 * Default to using SPI for environment, etc. 243 * 0x000000 - 0x020000 : SPL (128KiB) 244 * 0x020000 - 0x0A0000 : U-Boot (512KiB) 245 * 0x0A0000 - 0x0BFFFF : First copy of U-Boot Environment (128KiB) 246 * 0x0C0000 - 0x0DFFFF : Second copy of U-Boot Environment (128KiB) 247 * 0x0E0000 - 0x442000 : Linux Kernel 248 * 0x442000 - 0x800000 : Userland 249 */ 250 #if defined(CONFIG_SPI_BOOT) 251 /* SPL related */ 252 #elif defined(CONFIG_EMMC_BOOT) 253 #define CONFIG_SYS_MMC_MAX_DEVICE 2 254 #endif 255 256 /* Network. */ 257 /* Enable Atheros phy driver */ 258 259 /* 260 * NOR Size = 16 MiB 261 * Number of Sectors/Blocks = 128 262 * Sector Size = 128 KiB 263 * Word length = 16 bits 264 * Default layout: 265 * 0x000000 - 0x07FFFF : U-Boot (512 KiB) 266 * 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB) 267 * 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB) 268 * 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB) 269 * 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB) 270 */ 271 #if defined(CONFIG_NOR) 272 #define CONFIG_SYS_MAX_FLASH_SECT 128 273 #define CONFIG_SYS_MAX_FLASH_BANKS 1 274 #define CONFIG_SYS_FLASH_BASE (0x08000000) 275 #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT 276 #define CONFIG_SYS_FLASH_SIZE 0x01000000 277 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE 278 #endif /* NOR support */ 279 280 #ifdef CONFIG_DRIVER_TI_CPSW 281 #define CONFIG_CLOCK_SYNTHESIZER 282 #define CLK_SYNTHESIZER_I2C_ADDR 0x65 283 #endif 284 285 #endif /* ! __CONFIG_AM335X_EVM_H */ 286