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 */
17 #define CONFIG_EMIF4 /* The chip has EMIF4 controller */
20 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
21 * 64 bytes before this address should be set aside for u-boot.img's
22 * 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 /* NS16550 Configuration */
38 #define CONFIG_SYS_NS16550_SERIAL
39 #define CONFIG_SYS_NS16550_REG_SIZE (-4)
41 /* select serial console configuration */
42 #define CONFIG_CONS_INDEX 3
43 #define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3
44 #define CONFIG_SERIAL3 3 /* UART3 on AM3517 EVM */
47 /* allow to overwrite serial and ethaddr */
48 #define CONFIG_ENV_OVERWRITE
52 * Enable CONFIG_USB_MUSB_HOST for Host functionalities MSC, keyboard
53 * Enable CONFIG_USB_MUSB_GADGET for Device functionalities.
55 #define CONFIG_USB_MUSB_AM35X
56 #define CONFIG_USB_MUSB_PIO_ONLY
58 #ifdef CONFIG_USB_MUSB_AM35X
60 #ifdef CONFIG_USB_MUSB_HOST
62 #ifdef CONFIG_USB_KEYBOARD
63 #define CONFIG_PREBOOT "usb start"
64 #endif /* CONFIG_USB_KEYBOARD */
66 #endif /* CONFIG_USB_MUSB_HOST */
68 #ifdef CONFIG_USB_MUSB_GADGET
69 #define CONFIG_USB_ETHER
70 #define CONFIG_USB_ETH_RNDIS
71 #endif /* CONFIG_USB_MUSB_GADGET */
73 #endif /* CONFIG_USB_MUSB_AM35X */
76 #define CONFIG_SYS_I2C
77 #define CONFIG_SYS_OMAP24_I2C_SPEED 100000
78 #define CONFIG_SYS_OMAP24_I2C_SLAVE 1
81 #define CONFIG_DRIVER_TI_EMAC
82 #define CONFIG_DRIVER_TI_EMAC_USE_RMII
84 #define CONFIG_BOOTP_DEFAULT
85 #define CONFIG_BOOTP_DNS
86 #define CONFIG_BOOTP_DNS2
87 #define CONFIG_BOOTP_SEND_HOSTNAME
88 #define CONFIG_NET_RETRY_COUNT 10
90 /* Board NAND Info. */
92 #define CONFIG_NAND_OMAP_GPMC_PREFETCH
93 #define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */
95 #define CONFIG_SYS_NAND_BUSWIDTH_16BIT
96 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
97 #define CONFIG_SYS_NAND_PAGE_COUNT 64
98 #define CONFIG_SYS_NAND_PAGE_SIZE 2048
99 #define CONFIG_SYS_NAND_OOBSIZE 64
100 #define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024)
101 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
102 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, 10, \
103 11, 12, 13, 14, 16, 17, 18, 19, 20, \
104 21, 22, 23, 24, 25, 26, 27, 28, 30, \
105 31, 32, 33, 34, 35, 36, 37, 38, 39, \
106 40, 41, 42, 44, 45, 46, 47, 48, 49, \
107 50, 51, 52, 53, 54, 55, 56 }
109 #define CONFIG_SYS_NAND_ECCSIZE 512
110 #define CONFIG_SYS_NAND_ECCBYTES 13
111 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW_DETECTION_SW
112 #define CONFIG_SYS_NAND_MAX_OOBFREE 2
113 #define CONFIG_SYS_NAND_MAX_ECCPOS 56
114 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
115 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000
116 #define CONFIG_MTD_PARTITIONS /* required for UBI partition support */
117 #define CONFIG_MTD_DEVICE /* needed for mtdparts commands */
118 /* NAND block size is 128 KiB. Synchronize these values with
119 * corresponding Device Tree entries in Linux:
120 * MLO(SPL) 4 * NAND_BLOCK_SIZE = 512 KiB @ 0x000000
121 * U-Boot 15 * NAND_BLOCK_SIZE = 1920 KiB @ 0x080000
122 * U-Boot environment 2 * NAND_BLOCK_SIZE = 256 KiB @ 0x260000
123 * Kernel 64 * NAND_BLOCK_SIZE = 8 MiB @ 0x2A0000
124 * DTB 4 * NAND_BLOCK_SIZE = 512 KiB @ 0xAA0000
125 * RootFS Remaining Flash Space @ 0xB20000
127 #define MTDIDS_DEFAULT "nand0=omap2-nand.0"
128 #define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:" \
131 "256k(u-boot-env)," \
136 #define MTDIDS_DEFAULT
137 #define MTDPARTS_DEFAULT
138 #endif /* CONFIG_NAND */
140 /* Environment information */
142 #define CONFIG_BOOTFILE "uImage"
144 #define CONFIG_EXTRA_ENV_SETTINGS \
145 "loadaddr=0x82000000\0" \
146 "console=ttyO2,115200n8\0" \
147 "fdtfile=am3517-evm.dtb\0" \
148 "fdtaddr=0x82C00000\0" \
150 "bootenv=uEnv.txt\0" \
153 "mtdids=" MTDIDS_DEFAULT "\0" \
154 "mtdparts=" MTDPARTS_DEFAULT "\0" \
157 "mmcroot=/dev/mmcblk0p2 rw\0" \
158 "mmcrootfstype=ext4 rootwait fixrtc\0" \
159 "mmcargs=setenv bootargs console=${console} " \
163 "rootfstype=${mmcrootfstype} " \
165 "nandargs=setenv bootargs console=${console} " \
168 "root=ubi0:rootfs rw ubi.mtd=rootfs " \
169 "rootfstype=ubifs rootwait " \
171 "loadbootenv=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootenv}\0"\
172 "importbootenv=echo Importing environment from mmc ...; " \
173 "env import -t ${loadaddr} ${filesize}\0" \
174 "bootscript=echo Running bootscript from mmc ...; " \
175 "source ${loadaddr}\0" \
176 "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootfile}\0" \
177 "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdtaddr} ${fdtfile}\0" \
178 "mmcboot=echo Booting from mmc ...; " \
180 "bootz ${loadaddr} - ${fdtaddr}\0" \
181 "nandboot=echo Booting from nand ...; " \
183 "nand read ${loadaddr} 2a0000 800000; " \
184 "nand read ${fdtaddr} aa0000 80000; " \
185 "bootm ${loadaddr} - ${fdtaddr}\0" \
187 #define CONFIG_BOOTCOMMAND \
188 "mmc dev ${mmcdev}; if mmc rescan; then " \
189 "echo SD/MMC found on device $mmcdev; " \
190 "if run loadbootenv; then " \
191 "run importbootenv; " \
193 "echo Checking if uenvcmd is set ...; " \
194 "if test -n $uenvcmd; then " \
195 "echo Running uenvcmd ...; " \
198 "echo Running default loadimage ...; " \
199 "setenv bootfile zImage; " \
200 "if run loadimage; then " \
204 "else run nandboot; fi"
206 /* Miscellaneous configurable options */
207 #define CONFIG_AUTO_COMPLETE
208 #define CONFIG_CMDLINE_EDITING
209 #define CONFIG_SYS_LONGHELP
211 /* We set the max number of command args high to avoid HUSH bugs. */
212 #define CONFIG_SYS_MAXARGS 64
214 /* Print Buffer Size */
215 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \
216 + sizeof(CONFIG_SYS_PROMPT) + 16)
217 /* Boot Argument Buffer Size */
218 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
220 /* memtest works on */
221 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0)
222 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \
223 0x01F00000) /* 31MB */
225 /* Physical Memory Map */
226 #define CONFIG_SYS_CS0_SIZE (256 * 1024 * 1024)
227 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800
228 #define CONFIG_SYS_INIT_RAM_SIZE 0x800
230 /* FLASH and environment organization */
232 /* **** PISMO SUPPORT *** */
233 #define CONFIG_SYS_MAX_FLASH_SECT 520 /* max number of sectors */
235 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of flash banks */
236 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */
238 #if defined(CONFIG_NAND)
239 #define CONFIG_SYS_FLASH_BASE NAND_BASE
242 /* Monitor at start of flash */
243 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
245 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
246 #define CONFIG_ENV_SIZE CONFIG_SYS_ENV_SECT_SIZE
247 #define CONFIG_ENV_OFFSET 0x260000
248 #define CONFIG_ENV_ADDR 0x260000
250 /* Defines for SPL */
251 #define CONFIG_SPL_FRAMEWORK
252 #undef CONFIG_SPL_TEXT_BASE
253 #define CONFIG_SPL_TEXT_BASE 0x40200000
254 #define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \
255 CONFIG_SPL_TEXT_BASE)
257 #undef CONFIG_SPL_BSS_START_ADDR
258 #define CONFIG_SPL_BSS_START_ADDR 0x80000000
259 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */
261 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
262 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
264 #define CONFIG_SPL_NAND_BASE
265 #define CONFIG_SPL_NAND_DRIVERS
266 #define CONFIG_SPL_NAND_ECC
268 #endif /* __CONFIG_H */