4 * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
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.
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.
16 #ifndef __CONFIG_AM335X_EVM_H
17 #define __CONFIG_AM335X_EVM_H
19 #include <configs/ti_am335x_common.h>
20 #include <linux/sizes.h>
22 #ifndef CONFIG_SPL_BUILD
23 # define CONFIG_TIMESTAMP
26 #define CONFIG_SYS_BOOTM_LEN SZ_16M
28 #define CONFIG_MACH_TYPE MACH_TYPE_AM335XEVM
31 #define V_OSCK 24000000 /* Clock output from T2 */
32 #define V_SCLK (V_OSCK)
34 /* Custom script for NOR */
35 #define CONFIG_SYS_LDSCRIPT "board/ti/am335x/u-boot.lds"
37 /* Always 128 KiB env size */
38 #define CONFIG_ENV_SIZE SZ_128K
42 "mtdids=" CONFIG_MTDIDS_DEFAULT "\0" \
43 "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \
44 "nandargs=setenv bootargs console=${console} " \
47 "rootfstype=${nandrootfstype}\0" \
48 "nandroot=ubi0:rootfs rw ubi.mtd=NAND.file-system,2048\0" \
49 "nandrootfstype=ubifs rootwait=1\0" \
50 "nandboot=echo Booting from nand ...; " \
52 "nand read ${fdtaddr} NAND.u-boot-spl-os; " \
53 "nand read ${loadaddr} NAND.kernel; " \
54 "bootz ${loadaddr} - ${fdtaddr}\0"
59 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
61 #define BOOTENV_DEV_LEGACY_MMC(devtypeu, devtypel, instance) \
62 "bootcmd_" #devtypel #instance "=" \
63 "setenv mmcdev " #instance"; "\
64 "setenv bootpart " #instance":2 ; "\
67 #define BOOTENV_DEV_NAME_LEGACY_MMC(devtypeu, devtypel, instance) \
68 #devtypel #instance " "
70 #define BOOTENV_DEV_NAND(devtypeu, devtypel, instance) \
71 "bootcmd_" #devtypel "=" \
74 #define BOOTENV_DEV_NAME_NAND(devtypeu, devtypel, instance) \
75 #devtypel #instance " "
77 #define BOOT_TARGET_DEVICES(func) \
79 func(LEGACY_MMC, legacy_mmc, 0) \
81 func(LEGACY_MMC, legacy_mmc, 1) \
86 #include <config_distro_bootcmd.h>
88 #ifndef CONFIG_SPL_BUILD
89 #include <environment/ti/dfu.h>
90 #include <environment/ti/mmc.h>
92 #define CONFIG_EXTRA_ENV_SETTINGS \
93 DEFAULT_LINUX_BOOT_ENV \
99 "fdtfile=undefined\0" \
100 "console=ttyO0,115200n8\0" \
102 "uuid_disk=${uuid_gpt_disk};" \
103 "name=bootloader,start=384K,size=1792K," \
104 "uuid=${uuid_gpt_bootloader};" \
105 "name=rootfs,start=2688K,size=-,uuid=${uuid_gpt_rootfs}\0" \
107 "ramroot=/dev/ram0 rw\0" \
108 "ramrootfstype=ext2\0" \
109 "spiroot=/dev/mtdblock4 rw\0" \
110 "spirootfstype=jffs2\0" \
111 "spisrcaddr=0xe0000\0" \
112 "spiimgsize=0x362000\0" \
114 "spiargs=setenv bootargs console=${console} " \
117 "rootfstype=${spirootfstype}\0" \
118 "ramargs=setenv bootargs console=${console} " \
121 "rootfstype=${ramrootfstype}\0" \
122 "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
123 "spiboot=echo Booting from spi ...; " \
125 "sf probe ${spibusno}:0; " \
126 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \
127 "bootz ${loadaddr}\0" \
128 "ramboot=echo Booting from ramdisk ...; " \
130 "bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \
132 "if test $board_name = A335BONE; then " \
133 "setenv fdtfile am335x-bone.dtb; fi; " \
134 "if test $board_name = A335BNLT; then " \
135 "setenv fdtfile am335x-boneblack.dtb; fi; " \
136 "if test $board_name = BBBW; then " \
137 "setenv fdtfile am335x-boneblack-wireless.dtb; fi; " \
138 "if test $board_name = BBG1; then " \
139 "setenv fdtfile am335x-bonegreen.dtb; fi; " \
140 "if test $board_name = BBGW; then " \
141 "setenv fdtfile am335x-bonegreen-wireless.dtb; fi; " \
142 "if test $board_name = BBBL; then " \
143 "setenv fdtfile am335x-boneblue.dtb; fi; " \
144 "if test $board_name = A33515BB; then " \
145 "setenv fdtfile am335x-evm.dtb; fi; " \
146 "if test $board_name = A335X_SK; then " \
147 "setenv fdtfile am335x-evmsk.dtb; fi; " \
148 "if test $board_name = A335_ICE; then " \
149 "setenv fdtfile am335x-icev2.dtb; fi; " \
150 "if test $fdtfile = undefined; then " \
151 "echo WARNING: Could not determine device tree to use; fi; \0" \
153 "if test $board_name = A335_ICE; then "\
154 "setenv console ttyO3,115200n8;" \
156 "setenv console ttyO0,115200n8;" \
164 /* NS16550 Configuration */
165 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */
166 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */
167 #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */
168 #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */
169 #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */
170 #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */
172 #define CONFIG_ENV_EEPROM_IS_ON_I2C
173 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */
174 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
177 #define CONFIG_POWER_TPS65217
178 #define CONFIG_POWER_TPS65910
181 #ifndef CONFIG_NOR_BOOT
182 /* Bootcount using the RTC block */
183 #define CONFIG_BOOTCOUNT_AM33XX
184 #define CONFIG_SYS_BOOTCOUNT_BE
186 /* USB gadget RNDIS */
190 /* NAND: device related configs */
191 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
192 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \
193 CONFIG_SYS_NAND_PAGE_SIZE)
194 #define CONFIG_SYS_NAND_PAGE_SIZE 2048
195 #define CONFIG_SYS_NAND_OOBSIZE 64
196 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024)
197 /* NAND: driver related configs */
198 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
199 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \
200 10, 11, 12, 13, 14, 15, 16, 17, \
201 18, 19, 20, 21, 22, 23, 24, 25, \
202 26, 27, 28, 29, 30, 31, 32, 33, \
203 34, 35, 36, 37, 38, 39, 40, 41, \
204 42, 43, 44, 45, 46, 47, 48, 49, \
205 50, 51, 52, 53, 54, 55, 56, 57, }
207 #define CONFIG_SYS_NAND_ECCSIZE 512
208 #define CONFIG_SYS_NAND_ECCBYTES 14
209 #define CONFIG_SYS_NAND_ONFI_DETECTION
210 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW
211 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x000c0000
212 /* NAND: SPL related configs */
213 #ifdef CONFIG_SPL_OS_BOOT
214 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x00200000 /* kernel offset */
216 #endif /* !CONFIG_NAND */
219 * For NOR boot, we must set this to the start of where NOR is mapped
224 * USB configuration. We enable MUSB support, both for host and for
225 * gadget. We set USB0 as peripheral and USB1 as host, based on the
226 * board schematic and physical port wired to each. Then for host we
227 * add mass storage support and for gadget we add both RNDIS ethernet
230 #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT
231 #define CONFIG_AM335X_USB0
232 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL
233 #define CONFIG_AM335X_USB1
234 #define CONFIG_AM335X_USB1_MODE MUSB_HOST
237 * Disable MMC DM for SPL build and can be re-enabled after adding
240 #ifdef CONFIG_SPL_BUILD
246 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT)
247 /* Remove other SPL modes. */
248 /* disable host part of MUSB in SPL */
249 /* disable EFI partitions and partition UUID support */
252 /* USB Device Firmware Update support */
253 #ifndef CONFIG_SPL_BUILD
262 * Default to using SPI for environment, etc.
263 * 0x000000 - 0x020000 : SPL (128KiB)
264 * 0x020000 - 0x0A0000 : U-Boot (512KiB)
265 * 0x0A0000 - 0x0BFFFF : First copy of U-Boot Environment (128KiB)
266 * 0x0C0000 - 0x0DFFFF : Second copy of U-Boot Environment (128KiB)
267 * 0x0E0000 - 0x442000 : Linux Kernel
268 * 0x442000 - 0x800000 : Userland
270 #if defined(CONFIG_SPI_BOOT)
272 #define CONFIG_SPL_SPI_LOAD
273 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000
275 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
276 #define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED
277 #define CONFIG_ENV_SECT_SIZE (4 << 10) /* 4 KB sectors */
278 #define CONFIG_ENV_OFFSET (768 << 10) /* 768 KiB in */
279 #define CONFIG_ENV_OFFSET_REDUND (896 << 10) /* 896 KiB in */
280 #elif defined(CONFIG_EMMC_BOOT)
281 #define CONFIG_SYS_MMC_ENV_DEV 1
282 #define CONFIG_SYS_MMC_ENV_PART 0
283 #define CONFIG_ENV_OFFSET 0x260000
284 #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
285 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
286 #define CONFIG_SYS_MMC_MAX_DEVICE 2
287 #elif defined(CONFIG_NOR_BOOT)
288 #define CONFIG_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
289 #define CONFIG_ENV_OFFSET (512 << 10) /* 512 KiB */
290 #define CONFIG_ENV_OFFSET_REDUND (768 << 10) /* 768 KiB */
291 #elif defined(CONFIG_ENV_IS_IN_NAND)
292 #define CONFIG_ENV_OFFSET 0x001c0000
293 #define CONFIG_ENV_OFFSET_REDUND 0x001e0000
294 #define CONFIG_SYS_ENV_SECT_SIZE CONFIG_SYS_NAND_BLOCK_SIZE
298 #define CONFIG_SF_DEFAULT_SPEED 24000000
301 #define CONFIG_PHY_SMSC
302 /* Enable Atheros phy driver */
303 #define CONFIG_PHY_ATHEROS
307 * Number of Sectors/Blocks = 128
308 * Sector Size = 128 KiB
309 * Word length = 16 bits
311 * 0x000000 - 0x07FFFF : U-Boot (512 KiB)
312 * 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB)
313 * 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB)
314 * 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB)
315 * 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB)
317 #if defined(CONFIG_NOR)
318 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
319 #define CONFIG_SYS_FLASH_PROTECTION
320 #define CONFIG_SYS_FLASH_CFI
321 #define CONFIG_FLASH_CFI_DRIVER
322 #define CONFIG_FLASH_CFI_MTD
323 #define CONFIG_SYS_MAX_FLASH_SECT 128
324 #define CONFIG_SYS_MAX_FLASH_BANKS 1
325 #define CONFIG_SYS_FLASH_BASE (0x08000000)
326 #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT
327 #define CONFIG_SYS_FLASH_SIZE 0x01000000
328 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
329 #endif /* NOR support */
331 #ifdef CONFIG_DRIVER_TI_CPSW
332 #define CONFIG_CLOCK_SYNTHESIZER
333 #define CLK_SYNTHESIZER_I2C_ADDR 0x65
336 #endif /* ! __CONFIG_AM335X_EVM_H */