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 #define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */
19 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
20 * 64 bytes before this address should be set aside for u-boot.img's
21 * header. That is 0x800FFFC0--0x80100000 should not be used for any
25 #define CONFIG_SYS_TEXT_BASE 0x80100000
26 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000
27 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000
29 #include <configs/ti_omap3_common.h>
30 #undef CONFIG_SDRC /* Disable SDRC since we have EMIF4 */
32 #define CONFIG_MISC_INIT_R
33 #define CONFIG_REVISION_TAG
35 /* Hardware drivers */
37 /* allow to overwrite serial and ethaddr */
38 #define CONFIG_ENV_OVERWRITE
42 * Enable CONFIG_USB_MUSB_HOST for Host functionalities MSC, keyboard
43 * Enable CONFIG_USB_MUSB_GADGET for Device functionalities.
45 #define CONFIG_USB_MUSB_AM35X
46 #define CONFIG_USB_MUSB_PIO_ONLY
48 #ifdef CONFIG_USB_MUSB_AM35X
50 #ifdef CONFIG_USB_MUSB_HOST
52 #ifdef CONFIG_USB_KEYBOARD
53 #define CONFIG_PREBOOT "usb start"
54 #endif /* CONFIG_USB_KEYBOARD */
56 #endif /* CONFIG_USB_MUSB_HOST */
58 #endif /* CONFIG_USB_MUSB_AM35X */
61 #define CONFIG_SYS_OMAP24_I2C_SPEED 100000
62 #define CONFIG_SYS_OMAP24_I2C_SLAVE 1
65 #define CONFIG_DRIVER_TI_EMAC
66 #define CONFIG_DRIVER_TI_EMAC_USE_RMII
68 #define CONFIG_BOOTP_DEFAULT
69 #define CONFIG_BOOTP_DNS
70 #define CONFIG_BOOTP_DNS2
71 #define CONFIG_BOOTP_SEND_HOSTNAME
72 #define CONFIG_NET_RETRY_COUNT 10
74 /* Board NAND Info. */
76 #define CONFIG_NAND_OMAP_GPMC_PREFETCH
77 #define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */
79 #define CONFIG_SYS_NAND_BUSWIDTH_16BIT
80 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
81 #define CONFIG_SYS_NAND_PAGE_COUNT 64
82 #define CONFIG_SYS_NAND_PAGE_SIZE 2048
83 #define CONFIG_SYS_NAND_OOBSIZE 64
84 #define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024)
85 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
86 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, 10, \
87 11, 12, 13, 14, 16, 17, 18, 19, 20, \
88 21, 22, 23, 24, 25, 26, 27, 28, 30, \
89 31, 32, 33, 34, 35, 36, 37, 38, 39, \
90 40, 41, 42, 44, 45, 46, 47, 48, 49, \
91 50, 51, 52, 53, 54, 55, 56 }
93 #define CONFIG_SYS_NAND_ECCSIZE 512
94 #define CONFIG_SYS_NAND_ECCBYTES 13
95 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW_DETECTION_SW
96 #define CONFIG_SYS_NAND_MAX_OOBFREE 2
97 #define CONFIG_SYS_NAND_MAX_ECCPOS 56
98 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
99 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000
100 #define CONFIG_MTD_PARTITIONS /* required for UBI partition support */
101 #define CONFIG_MTD_DEVICE /* needed for mtdparts commands */
102 /* NAND block size is 128 KiB. Synchronize these values with
103 * corresponding Device Tree entries in Linux:
104 * MLO(SPL) 4 * NAND_BLOCK_SIZE = 512 KiB @ 0x000000
105 * U-Boot 15 * NAND_BLOCK_SIZE = 1920 KiB @ 0x080000
106 * U-Boot environment 2 * NAND_BLOCK_SIZE = 256 KiB @ 0x260000
107 * Kernel 64 * NAND_BLOCK_SIZE = 8 MiB @ 0x2A0000
108 * DTB 4 * NAND_BLOCK_SIZE = 512 KiB @ 0xAA0000
109 * RootFS Remaining Flash Space @ 0xB20000
111 #define MTDIDS_DEFAULT "nand0=omap2-nand.0"
112 #define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:" \
115 "256k(u-boot-env)," \
120 #define MTDIDS_DEFAULT
121 #define MTDPARTS_DEFAULT
122 #endif /* CONFIG_NAND */
124 /* Environment information */
126 #define CONFIG_BOOTFILE "uImage"
128 #define CONFIG_EXTRA_ENV_SETTINGS \
129 "loadaddr=0x82000000\0" \
130 "console=ttyO2,115200n8\0" \
131 "fdtfile=am3517-evm.dtb\0" \
132 "fdtaddr=0x82C00000\0" \
134 "bootenv=uEnv.txt\0" \
137 "mtdids=" MTDIDS_DEFAULT "\0" \
138 "mtdparts=" MTDPARTS_DEFAULT "\0" \
141 "mmcroot=/dev/mmcblk0p2 rw\0" \
142 "mmcrootfstype=ext4 rootwait fixrtc\0" \
143 "mmcargs=setenv bootargs console=${console} " \
147 "rootfstype=${mmcrootfstype} " \
149 "nandargs=setenv bootargs console=${console} " \
152 "root=ubi0:rootfs rw ubi.mtd=rootfs " \
153 "rootfstype=ubifs rootwait " \
155 "loadbootenv=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootenv}\0"\
156 "importbootenv=echo Importing environment from mmc ...; " \
157 "env import -t ${loadaddr} ${filesize}\0" \
158 "bootscript=echo Running bootscript from mmc ...; " \
159 "source ${loadaddr}\0" \
160 "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootfile}\0" \
161 "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdtaddr} ${fdtfile}\0" \
162 "mmcboot=echo Booting from mmc ...; " \
164 "bootz ${loadaddr} - ${fdtaddr}\0" \
165 "nandboot=echo Booting from nand ...; " \
167 "nand read ${loadaddr} 2a0000 800000; " \
168 "nand read ${fdtaddr} aa0000 80000; " \
169 "bootm ${loadaddr} - ${fdtaddr}\0" \
171 #define CONFIG_BOOTCOMMAND \
172 "mmc dev ${mmcdev}; if mmc rescan; then " \
173 "echo SD/MMC found on device $mmcdev; " \
174 "if run loadbootenv; then " \
175 "run importbootenv; " \
177 "echo Checking if uenvcmd is set ...; " \
178 "if test -n $uenvcmd; then " \
179 "echo Running uenvcmd ...; " \
182 "echo Running default loadimage ...; " \
183 "setenv bootfile zImage; " \
184 "if run loadimage; then " \
188 "else run nandboot; fi"
190 /* Miscellaneous configurable options */
191 #define CONFIG_AUTO_COMPLETE
192 #define CONFIG_CMDLINE_EDITING
193 #define CONFIG_SYS_LONGHELP
195 /* We set the max number of command args high to avoid HUSH bugs. */
196 #define CONFIG_SYS_MAXARGS 64
198 /* Print Buffer Size */
199 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \
200 + sizeof(CONFIG_SYS_PROMPT) + 16)
201 /* Boot Argument Buffer Size */
202 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
204 /* memtest works on */
205 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0)
206 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \
207 0x01F00000) /* 31MB */
209 /* Physical Memory Map */
210 #define CONFIG_SYS_CS0_SIZE (256 * 1024 * 1024)
211 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800
212 #define CONFIG_SYS_INIT_RAM_SIZE 0x800
214 /* FLASH and environment organization */
216 /* **** PISMO SUPPORT *** */
217 #define CONFIG_SYS_MAX_FLASH_SECT 520 /* max number of sectors */
219 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of flash banks */
220 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */
222 #if defined(CONFIG_NAND)
223 #define CONFIG_SYS_FLASH_BASE NAND_BASE
226 /* Monitor at start of flash */
227 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
229 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
230 #define CONFIG_ENV_SIZE CONFIG_SYS_ENV_SECT_SIZE
231 #define CONFIG_ENV_OFFSET 0x260000
232 #define CONFIG_ENV_ADDR 0x260000
234 /* Defines for SPL */
235 #define CONFIG_SPL_FRAMEWORK
236 #undef CONFIG_SPL_TEXT_BASE
237 #define CONFIG_SPL_TEXT_BASE 0x40200000
239 #undef CONFIG_SPL_BSS_START_ADDR
240 #define CONFIG_SPL_BSS_START_ADDR 0x80000000
241 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */
243 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
244 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
246 #define CONFIG_SPL_NAND_BASE
247 #define CONFIG_SPL_NAND_DRIVERS
248 #define CONFIG_SPL_NAND_ECC
250 #endif /* __CONFIG_H */