2 * am3517_evm.h - Default configuration for AM3517 EVM board.
4 * Author: Vaibhav Hiremath <hvaibhav@ti.com>
6 * Based on omap3_evm_config.h
8 * Copyright (C) 2010 Texas Instruments Incorporated
10 * SPDX-License-Identifier: GPL-2.0+
16 /* High Level Configuration Options */
20 #define CONFIG_SYS_NO_FLASH
22 #define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */
24 /* Common ARM Erratas */
25 #define CONFIG_ARM_ERRATA_454179
26 #define CONFIG_ARM_ERRATA_430973
27 #define CONFIG_ARM_ERRATA_621766
29 #define CONFIG_EMIF4 /* The chip has EMIF4 controller */
32 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
33 * 64 bytes before this address should be set aside for u-boot.img's
34 * header. That is 0x800FFFC0--0x80100000 should not be used for any
37 #define CONFIG_SYS_TEXT_BASE 0x80100000
38 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000
39 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000
41 #include <asm/arch/cpu.h> /* get chip and board defs */
42 #include <asm/arch/omap.h>
44 #define CONFIG_MISC_INIT_R
45 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
46 #define CONFIG_SETUP_MEMORY_TAGS
47 #define CONFIG_INITRD_TAG
48 #define CONFIG_REVISION_TAG
51 #define V_OSCK 26000000 /* Clock output from T2 */
52 #define V_SCLK (V_OSCK >> 1)
54 /* Size of malloc() pool */
55 #define CONFIG_SYS_MALLOC_LEN (16 << 20)
57 /* Hardware drivers */
59 /* OMAP GPIO configuration */
60 #define CONFIG_OMAP_GPIO
62 /* NS16550 Configuration */
63 #define V_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */
64 #define CONFIG_SYS_NS16550_SERIAL
65 #define CONFIG_SYS_NS16550_REG_SIZE (-4)
66 #define CONFIG_SYS_NS16550_CLK V_NS16550_CLK
68 /* select serial console configuration */
69 #define CONFIG_CONS_INDEX 3
70 #define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3
71 #define CONFIG_SERIAL3 3 /* UART3 on AM3517 EVM */
73 /* allow to overwrite serial and ethaddr */
74 #define CONFIG_ENV_OVERWRITE
75 #define CONFIG_BAUDRATE 115200
76 #define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\
80 #define CONFIG_GENERIC_MMC
81 #define CONFIG_DOS_PARTITION
85 * Enable CONFIG_USB_MUSB_HOST for Host functionalities MSC, keyboard
86 * Enable CONFIG_USB_MUSB_GADGET for Device functionalities.
88 #define CONFIG_USB_MUSB_AM35X
89 #define CONFIG_USB_MUSB_PIO_ONLY
91 #ifdef CONFIG_USB_MUSB_AM35X
93 #ifdef CONFIG_USB_MUSB_HOST
95 #define CONGIG_CMD_STORAGE
97 #ifdef CONFIG_USB_KEYBOARD
98 #define CONFIG_SYS_USB_EVENT_POLL
99 #define CONFIG_PREBOOT "usb start"
100 #endif /* CONFIG_USB_KEYBOARD */
102 #endif /* CONFIG_USB_MUSB_HOST */
104 #ifdef CONFIG_USB_MUSB_GADGET
105 #define CONFIG_USB_ETHER
106 #define CONFIG_USB_ETH_RNDIS
107 #endif /* CONFIG_USB_MUSB_GADGET */
109 #endif /* CONFIG_USB_MUSB_AM35X */
111 /* commands to include */
112 #define CONFIG_CMD_NAND
113 #define CONFIG_CMD_PART
114 #define CONFIG_CMD_MTDPARTS
117 #define CONFIG_SYS_I2C
118 #define CONFIG_SYS_OMAP24_I2C_SPEED 100000
119 #define CONFIG_SYS_OMAP24_I2C_SLAVE 1
120 #define CONFIG_SYS_I2C_OMAP34XX
123 #define CONFIG_DRIVER_TI_EMAC
124 #define CONFIG_DRIVER_TI_EMAC_USE_RMII
126 #define CONFIG_BOOTP_DEFAULT
127 #define CONFIG_BOOTP_DNS
128 #define CONFIG_BOOTP_DNS2
129 #define CONFIG_BOOTP_SEND_HOSTNAME
130 #define CONFIG_NET_RETRY_COUNT 10
132 /* Board NAND Info. */
134 #define CONFIG_NAND_OMAP_GPMC
135 #define CONFIG_NAND_OMAP_GPMC_PREFETCH
137 #define CONFIG_CMD_UBIFS /* Read-only UBI volume operations */
138 #define CONFIG_RBTREE /* required by CONFIG_CMD_UBI */
139 #define CONFIG_LZO /* required by CONFIG_CMD_UBIFS */
140 #define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */
142 #define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */
145 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of */
147 #define CONFIG_SYS_NAND_BUSWIDTH_16BIT
148 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
149 #define CONFIG_SYS_NAND_PAGE_COUNT 64
150 #define CONFIG_SYS_NAND_PAGE_SIZE 2048
151 #define CONFIG_SYS_NAND_OOBSIZE 64
152 #define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024)
153 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
154 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, 10, \
155 11, 12, 13, 14, 16, 17, 18, 19, 20, \
156 21, 22, 23, 24, 25, 26, 27, 28, 30, \
157 31, 32, 33, 34, 35, 36, 37, 38, 39, \
158 40, 41, 42, 44, 45, 46, 47, 48, 49, \
159 50, 51, 52, 53, 54, 55, 56 }
161 #define CONFIG_SYS_NAND_ECCSIZE 512
162 #define CONFIG_SYS_NAND_ECCBYTES 13
163 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW_DETECTION_SW
164 #define CONFIG_SYS_NAND_MAX_OOBFREE 2
165 #define CONFIG_SYS_NAND_MAX_ECCPOS 56
166 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
167 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000
168 #define CONFIG_MTD_PARTITIONS /* required for UBI partition support */
169 #define CONFIG_MTD_DEVICE /* needed for mtdparts commands */
170 /* NAND block size is 128 KiB. Synchronize these values with
171 * corresponding Device Tree entries in Linux:
172 * MLO(SPL) 4 * NAND_BLOCK_SIZE = 512 KiB @ 0x000000
173 * U-Boot 15 * NAND_BLOCK_SIZE = 1920 KiB @ 0x080000
174 * U-Boot environment 2 * NAND_BLOCK_SIZE = 256 KiB @ 0x260000
175 * Kernel 64 * NAND_BLOCK_SIZE = 8 MiB @ 0x2A0000
176 * DTB 4 * NAND_BLOCK_SIZE = 512 KiB @ 0xAA0000
177 * RootFS Remaining Flash Space @ 0xB20000
179 #define MTDIDS_DEFAULT "nand0=omap2-nand.0"
180 #define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:" \
183 "256k(u-boot-env)," \
188 #define MTDIDS_DEFAULT
189 #define MTDPARTS_DEFAULT
190 #endif /* CONFIG_NAND */
192 /* Environment information */
194 #define CONFIG_BOOTFILE "uImage"
196 #define CONFIG_EXTRA_ENV_SETTINGS \
197 "loadaddr=0x82000000\0" \
198 "console=ttyO2,115200n8\0" \
199 "fdtfile=am3517-evm.dtb\0" \
200 "fdtaddr=0x82C00000\0" \
202 "bootenv=uEnv.txt\0" \
205 "mtdids=" MTDIDS_DEFAULT "\0" \
206 "mtdparts=" MTDPARTS_DEFAULT "\0" \
209 "mmcroot=/dev/mmcblk0p2 rw\0" \
210 "mmcrootfstype=ext4 rootwait fixrtc\0" \
211 "mmcargs=setenv bootargs console=${console} " \
215 "rootfstype=${mmcrootfstype} " \
217 "nandargs=setenv bootargs console=${console} " \
220 "root=ubi0:rootfs rw ubi.mtd=rootfs " \
221 "rootfstype=ubifs rootwait " \
223 "loadbootenv=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootenv}\0"\
224 "importbootenv=echo Importing environment from mmc ...; " \
225 "env import -t ${loadaddr} ${filesize}\0" \
226 "bootscript=echo Running bootscript from mmc ...; " \
227 "source ${loadaddr}\0" \
228 "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootfile}\0" \
229 "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdtaddr} ${fdtfile}\0" \
230 "mmcboot=echo Booting from mmc ...; " \
232 "bootz ${loadaddr} - ${fdtaddr}\0" \
233 "nandboot=echo Booting from nand ...; " \
235 "nand read ${loadaddr} 2a0000 800000; " \
236 "nand read ${fdtaddr} aa0000 80000; " \
237 "bootm ${loadaddr} - ${fdtaddr}\0" \
239 #define CONFIG_BOOTCOMMAND \
240 "mmc dev ${mmcdev}; if mmc rescan; then " \
241 "echo SD/MMC found on device $mmcdev; " \
242 "if run loadbootenv; then " \
243 "run importbootenv; " \
245 "echo Checking if uenvcmd is set ...; " \
246 "if test -n $uenvcmd; then " \
247 "echo Running uenvcmd ...; " \
250 "echo Running default loadimage ...; " \
251 "setenv bootfile zImage; " \
252 "if run loadimage; then " \
256 "else run nandboot; fi"
258 /* Miscellaneous configurable options */
259 #define CONFIG_AUTO_COMPLETE
260 #define CONFIG_CMDLINE_EDITING
261 #define CONFIG_SYS_LONGHELP
262 #define CONFIG_PARTITION_UUIDS
264 /* We set the max number of command args high to avoid HUSH bugs. */
265 #define CONFIG_SYS_MAXARGS 64
267 /* Console I/O Buffer Size */
268 #define CONFIG_SYS_CBSIZE 512
269 /* Print Buffer Size */
270 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \
271 + sizeof(CONFIG_SYS_PROMPT) + 16)
272 /* Boot Argument Buffer Size */
273 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
275 /* memtest works on */
276 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0)
277 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \
278 0x01F00000) /* 31MB */
280 #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default load */
284 * AM3517 has 12 GP timers, they can be driven by the system clock
285 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
286 * This rate is divided by a local divisor.
288 #define CONFIG_SYS_TIMERBASE OMAP34XX_GPT2
289 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
291 /* Physical Memory Map */
292 #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0
293 #define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1
294 #define CONFIG_SYS_CS0_SIZE (256 * 1024 * 1024)
295 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
296 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800
297 #define CONFIG_SYS_INIT_RAM_SIZE 0x800
298 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
299 CONFIG_SYS_INIT_RAM_SIZE - \
300 GENERATED_GBL_DATA_SIZE)
302 /* FLASH and environment organization */
304 /* **** PISMO SUPPORT *** */
305 #define CONFIG_SYS_MAX_FLASH_SECT 520 /* max number of sectors */
307 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of flash banks */
308 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */
310 #if defined(CONFIG_NAND)
311 #define CONFIG_SYS_FLASH_BASE NAND_BASE
314 /* Monitor at start of flash */
315 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
317 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
318 #define CONFIG_ENV_SIZE CONFIG_SYS_ENV_SECT_SIZE
319 #define SMNAND_ENV_OFFSET 0x260000 /* environment starts here */
320 #define CONFIG_ENV_OFFSET SMNAND_ENV_OFFSET
321 #define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET
322 #define CONFIG_ENV_IS_IN_NAND
324 /* Defines for SPL */
325 #define CONFIG_SPL_FRAMEWORK
326 #define CONFIG_SPL_BOARD_INIT
327 #define CONFIG_SPL_NAND_SIMPLE
328 #define CONFIG_SPL_TEXT_BASE 0x40200000
329 #define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \
330 CONFIG_SPL_TEXT_BASE)
332 #define CONFIG_SPL_BSS_START_ADDR 0x80000000
333 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */
335 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
336 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
338 #define CONFIG_SPL_NAND_BASE
339 #define CONFIG_SPL_NAND_DRIVERS
340 #define CONFIG_SPL_NAND_ECC
341 #define CONFIG_SPL_LDSCRIPT "arch/arm/mach-omap2/u-boot-spl.lds"
343 #endif /* __CONFIG_H */