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_OMAP_HSMMC
82 #define CONFIG_DOS_PARTITION
86 * Enable CONFIG_USB_MUSB_HOST for Host functionalities MSC, keyboard
87 * Enable CONFIG_USB_MUSB_GADGET for Device functionalities.
89 #define CONFIG_USB_MUSB_AM35X
90 #define CONFIG_USB_MUSB_PIO_ONLY
92 #ifdef CONFIG_USB_MUSB_AM35X
94 #ifdef CONFIG_USB_MUSB_HOST
96 #define CONGIG_CMD_STORAGE
98 #ifdef CONFIG_USB_KEYBOARD
99 #define CONFIG_SYS_USB_EVENT_POLL
100 #define CONFIG_PREBOOT "usb start"
101 #endif /* CONFIG_USB_KEYBOARD */
103 #endif /* CONFIG_USB_MUSB_HOST */
105 #ifdef CONFIG_USB_MUSB_GADGET
106 #define CONFIG_USB_ETHER
107 #define CONFIG_USB_ETH_RNDIS
108 #endif /* CONFIG_USB_MUSB_GADGET */
110 #endif /* CONFIG_USB_MUSB_AM35X */
112 /* commands to include */
113 #define CONFIG_CMD_NAND
114 #define CONFIG_CMD_PART
115 #define CONFIG_CMD_MTDPARTS
118 #define CONFIG_SYS_I2C
119 #define CONFIG_SYS_OMAP24_I2C_SPEED 100000
120 #define CONFIG_SYS_OMAP24_I2C_SLAVE 1
121 #define CONFIG_SYS_I2C_OMAP34XX
124 #define CONFIG_DRIVER_TI_EMAC
125 #define CONFIG_DRIVER_TI_EMAC_USE_RMII
127 #define CONFIG_BOOTP_DEFAULT
128 #define CONFIG_BOOTP_DNS
129 #define CONFIG_BOOTP_DNS2
130 #define CONFIG_BOOTP_SEND_HOSTNAME
131 #define CONFIG_NET_RETRY_COUNT 10
133 /* Board NAND Info. */
135 #define CONFIG_NAND_OMAP_GPMC
136 #define CONFIG_NAND_OMAP_GPMC_PREFETCH
138 #define CONFIG_CMD_UBIFS /* Read-only UBI volume operations */
139 #define CONFIG_RBTREE /* required by CONFIG_CMD_UBI */
140 #define CONFIG_LZO /* required by CONFIG_CMD_UBIFS */
141 #define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */
143 #define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */
146 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of */
148 #define CONFIG_SYS_NAND_BUSWIDTH_16BIT
149 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
150 #define CONFIG_SYS_NAND_PAGE_COUNT 64
151 #define CONFIG_SYS_NAND_PAGE_SIZE 2048
152 #define CONFIG_SYS_NAND_OOBSIZE 64
153 #define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024)
154 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
155 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, 10, \
156 11, 12, 13, 14, 16, 17, 18, 19, 20, \
157 21, 22, 23, 24, 25, 26, 27, 28, 30, \
158 31, 32, 33, 34, 35, 36, 37, 38, 39, \
159 40, 41, 42, 44, 45, 46, 47, 48, 49, \
160 50, 51, 52, 53, 54, 55, 56 }
162 #define CONFIG_SYS_NAND_ECCSIZE 512
163 #define CONFIG_SYS_NAND_ECCBYTES 13
164 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW_DETECTION_SW
165 #define CONFIG_SYS_NAND_MAX_OOBFREE 2
166 #define CONFIG_SYS_NAND_MAX_ECCPOS 56
167 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
168 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000
169 #define CONFIG_MTD_PARTITIONS /* required for UBI partition support */
170 #define CONFIG_MTD_DEVICE /* needed for mtdparts commands */
171 /* NAND block size is 128 KiB. Synchronize these values with
172 * corresponding Device Tree entries in Linux:
173 * MLO(SPL) 4 * NAND_BLOCK_SIZE = 512 KiB @ 0x000000
174 * U-Boot 15 * NAND_BLOCK_SIZE = 1920 KiB @ 0x080000
175 * U-Boot environment 2 * NAND_BLOCK_SIZE = 256 KiB @ 0x260000
176 * Kernel 64 * NAND_BLOCK_SIZE = 8 MiB @ 0x2A0000
177 * DTB 4 * NAND_BLOCK_SIZE = 512 KiB @ 0xAA0000
178 * RootFS Remaining Flash Space @ 0xB20000
180 #define MTDIDS_DEFAULT "nand0=omap2-nand.0"
181 #define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:" \
184 "256k(u-boot-env)," \
189 #define MTDIDS_DEFAULT
190 #define MTDPARTS_DEFAULT
191 #endif /* CONFIG_NAND */
193 /* Environment information */
195 #define CONFIG_BOOTFILE "uImage"
197 #define CONFIG_EXTRA_ENV_SETTINGS \
198 "loadaddr=0x82000000\0" \
199 "console=ttyO2,115200n8\0" \
200 "fdtfile=am3517-evm.dtb\0" \
201 "fdtaddr=0x82C00000\0" \
203 "bootenv=uEnv.txt\0" \
206 "mtdids=" MTDIDS_DEFAULT "\0" \
207 "mtdparts=" MTDPARTS_DEFAULT "\0" \
210 "mmcroot=/dev/mmcblk0p2 rw\0" \
211 "mmcrootfstype=ext4 rootwait fixrtc\0" \
212 "mmcargs=setenv bootargs console=${console} " \
216 "rootfstype=${mmcrootfstype} " \
218 "nandargs=setenv bootargs console=${console} " \
221 "root=ubi0:rootfs rw ubi.mtd=rootfs " \
222 "rootfstype=ubifs rootwait " \
224 "loadbootenv=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootenv}\0"\
225 "importbootenv=echo Importing environment from mmc ...; " \
226 "env import -t ${loadaddr} ${filesize}\0" \
227 "bootscript=echo Running bootscript from mmc ...; " \
228 "source ${loadaddr}\0" \
229 "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootfile}\0" \
230 "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdtaddr} ${fdtfile}\0" \
231 "mmcboot=echo Booting from mmc ...; " \
233 "bootz ${loadaddr} - ${fdtaddr}\0" \
234 "nandboot=echo Booting from nand ...; " \
236 "nand read ${loadaddr} 2a0000 800000; " \
237 "nand read ${fdtaddr} aa0000 80000; " \
238 "bootm ${loadaddr} - ${fdtaddr}\0" \
240 #define CONFIG_BOOTCOMMAND \
241 "mmc dev ${mmcdev}; if mmc rescan; then " \
242 "echo SD/MMC found on device $mmcdev; " \
243 "if run loadbootenv; then " \
244 "run importbootenv; " \
246 "echo Checking if uenvcmd is set ...; " \
247 "if test -n $uenvcmd; then " \
248 "echo Running uenvcmd ...; " \
251 "echo Running default loadimage ...; " \
252 "setenv bootfile zImage; " \
253 "if run loadimage; then " \
257 "else run nandboot; fi"
259 /* Miscellaneous configurable options */
260 #define CONFIG_AUTO_COMPLETE
261 #define CONFIG_CMDLINE_EDITING
262 #define CONFIG_SYS_LONGHELP
263 #define CONFIG_PARTITION_UUIDS
265 /* We set the max number of command args high to avoid HUSH bugs. */
266 #define CONFIG_SYS_MAXARGS 64
268 /* Console I/O Buffer Size */
269 #define CONFIG_SYS_CBSIZE 512
270 /* Print Buffer Size */
271 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \
272 + sizeof(CONFIG_SYS_PROMPT) + 16)
273 /* Boot Argument Buffer Size */
274 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
276 /* memtest works on */
277 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0)
278 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \
279 0x01F00000) /* 31MB */
281 #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default load */
285 * AM3517 has 12 GP timers, they can be driven by the system clock
286 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
287 * This rate is divided by a local divisor.
289 #define CONFIG_SYS_TIMERBASE OMAP34XX_GPT2
290 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
292 /* Physical Memory Map */
293 #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0
294 #define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1
295 #define CONFIG_SYS_CS0_SIZE (256 * 1024 * 1024)
296 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
297 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800
298 #define CONFIG_SYS_INIT_RAM_SIZE 0x800
299 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
300 CONFIG_SYS_INIT_RAM_SIZE - \
301 GENERATED_GBL_DATA_SIZE)
303 /* FLASH and environment organization */
305 /* **** PISMO SUPPORT *** */
306 #define CONFIG_SYS_MAX_FLASH_SECT 520 /* max number of sectors */
308 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of flash banks */
309 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */
311 #if defined(CONFIG_NAND)
312 #define CONFIG_SYS_FLASH_BASE NAND_BASE
315 /* Monitor at start of flash */
316 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
318 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
319 #define CONFIG_ENV_SIZE CONFIG_SYS_ENV_SECT_SIZE
320 #define SMNAND_ENV_OFFSET 0x260000 /* environment starts here */
321 #define CONFIG_ENV_OFFSET SMNAND_ENV_OFFSET
322 #define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET
323 #define CONFIG_ENV_IS_IN_NAND
325 /* Defines for SPL */
326 #define CONFIG_SPL_FRAMEWORK
327 #define CONFIG_SPL_BOARD_INIT
328 #define CONFIG_SPL_NAND_SIMPLE
329 #define CONFIG_SPL_TEXT_BASE 0x40200000
330 #define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \
331 CONFIG_SPL_TEXT_BASE)
333 #define CONFIG_SPL_BSS_START_ADDR 0x80000000
334 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */
336 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
337 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
339 #define CONFIG_SPL_NAND_BASE
340 #define CONFIG_SPL_NAND_DRIVERS
341 #define CONFIG_SPL_NAND_ECC
342 #define CONFIG_SPL_LDSCRIPT "arch/arm/mach-omap2/u-boot-spl.lds"
344 #endif /* __CONFIG_H */