2 * am3517_crane.h - Default configuration for AM3517 CraneBoard.
4 * Author: Srinath.R <srinath@mistralsolutions.com>
6 * Based on include/configs/am3517evm.h
8 * Copyright (C) 2011 Mistral Solutions pvt Ltd
10 * SPDX-License-Identifier: GPL-2.0+
17 * High Level Configuration Options
20 #include <asm/arch/cpu.h> /* get chip and board defs */
21 #include <asm/arch/omap.h>
24 #define V_OSCK 26000000 /* Clock output from T2 */
25 #define V_SCLK (V_OSCK >> 1)
27 #define CONFIG_MISC_INIT_R
29 #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
30 #define CONFIG_SETUP_MEMORY_TAGS 1
31 #define CONFIG_INITRD_TAG 1
32 #define CONFIG_REVISION_TAG 1
35 * Size of malloc() pool
37 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB sector */
38 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128 << 10))
43 #define CONFIG_SYS_CS0_SIZE (256 * 1024 * 1024)
50 * NS16550 Configuration
52 #define V_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */
54 #define CONFIG_SYS_NS16550_SERIAL
55 #define CONFIG_SYS_NS16550_REG_SIZE (-4)
56 #define CONFIG_SYS_NS16550_CLK V_NS16550_CLK
59 * select serial console configuration
61 #define CONFIG_CONS_INDEX 3
62 #define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3
63 #define CONFIG_SERIAL3 3 /* UART3 on CRANEBOARD */
65 /* allow to overwrite serial and ethaddr */
66 #define CONFIG_ENV_OVERWRITE
67 #define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\
72 * Enable CONFIG_USB_MUSB_HCD for Host functionalities MSC, keyboard
73 * Enable CONFIG_USB_MUSB_UDC for Device functionalities.
76 #ifdef CONFIG_USB_AM35X
78 #ifdef CONFIG_USB_MUSB_HCD
80 #ifdef CONFIG_USB_KEYBOARD
81 #define CONFIG_PREBOOT "usb start"
82 #endif /* CONFIG_USB_KEYBOARD */
84 #endif /* CONFIG_USB_MUSB_HCD */
86 #ifdef CONFIG_USB_MUSB_UDC
87 /* USB device configuration */
88 #define CONFIG_USB_DEVICE 1
89 #define CONFIG_USB_TTY 1
90 /* Change these to suit your needs */
91 #define CONFIG_USBD_VENDORID 0x0451
92 #define CONFIG_USBD_PRODUCTID 0x5678
93 #define CONFIG_USBD_MANUFACTURER "Texas Instruments"
94 #define CONFIG_USBD_PRODUCT_NAME "AM3517CRANE"
95 #endif /* CONFIG_USB_MUSB_UDC */
97 #endif /* CONFIG_USB_AM35X */
99 #define CONFIG_SYS_I2C
100 #define CONFIG_SYS_OMAP24_I2C_SPEED 100000
101 #define CONFIG_SYS_OMAP24_I2C_SLAVE 1
106 #define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */
108 #define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */
112 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of */
115 #define CONFIG_JFFS2_NAND
116 /* nand device jffs2 lives on */
117 #define CONFIG_JFFS2_DEV "nand0"
118 /* start of jffs2 partition */
119 #define CONFIG_JFFS2_PART_OFFSET 0x680000
120 #define CONFIG_JFFS2_PART_SIZE 0xf980000 /* sz of jffs2 part */
122 /* Environment information */
124 #define CONFIG_BOOTFILE "uImage"
126 #define CONFIG_EXTRA_ENV_SETTINGS \
127 "loadaddr=0x82000000\0" \
128 "console=ttyS2,115200n8\0" \
130 "mmcargs=setenv bootargs console=${console} " \
131 "root=/dev/mmcblk0p2 rw " \
132 "rootfstype=ext3 rootwait\0" \
133 "nandargs=setenv bootargs console=${console} " \
134 "root=/dev/mtdblock4 rw " \
135 "rootfstype=jffs2\0" \
136 "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
137 "bootscript=echo Running bootscript from mmc ...; " \
138 "source ${loadaddr}\0" \
139 "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
140 "mmcboot=echo Booting from mmc ...; " \
142 "bootm ${loadaddr}\0" \
143 "nandboot=echo Booting from nand ...; " \
145 "nand read ${loadaddr} 280000 400000; " \
146 "bootm ${loadaddr}\0" \
148 #define CONFIG_BOOTCOMMAND \
149 "mmc dev ${mmcdev}; if mmc rescan; then " \
150 "if run loadbootscript; then " \
153 "if run loaduimage; then " \
155 "else run nandboot; " \
158 "else run nandboot; fi"
160 #define CONFIG_AUTO_COMPLETE 1
162 * Miscellaneous configurable options
164 #define CONFIG_SYS_LONGHELP /* undef to save memory */
165 #define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */
166 #define CONFIG_SYS_MAXARGS 32 /* max number of command */
168 /* memtest works on */
169 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0)
170 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \
171 0x01F00000) /* 31MB */
173 #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default load */
177 * AM3517 has 12 GP timers, they can be driven by the system clock
178 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
179 * This rate is divided by a local divisor.
181 #define CONFIG_SYS_TIMERBASE OMAP34XX_GPT2
182 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
184 /*-----------------------------------------------------------------------
185 * Physical Memory Map
187 #define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */
188 #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0
189 #define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1
191 /*-----------------------------------------------------------------------
192 * FLASH and environment organization
195 /* **** PISMO SUPPORT *** */
196 #define CONFIG_SYS_MAX_FLASH_SECT 520 /* max number of sectors */
198 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of flash banks */
199 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */
201 #define CONFIG_SYS_FLASH_BASE NAND_BASE
203 /* Monitor at start of flash */
204 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
206 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB sector */
207 #define CONFIG_ENV_OFFSET 0x260000
208 #define CONFIG_ENV_ADDR 0x260000
210 /*-----------------------------------------------------------------------
211 * CFI FLASH driver setup
213 /* timeout values are in ticks */
214 #define CONFIG_SYS_FLASH_ERASE_TOUT (100 * CONFIG_SYS_HZ)
215 #define CONFIG_SYS_FLASH_WRITE_TOUT (100 * CONFIG_SYS_HZ)
217 /* Flash banks JFFS2 should use */
218 #define CONFIG_SYS_MAX_MTD_BANKS (CONFIG_SYS_MAX_FLASH_BANKS + \
219 CONFIG_SYS_MAX_NAND_DEVICE)
220 #define CONFIG_SYS_JFFS2_MEM_NAND
221 /* use flash_info[2] */
222 #define CONFIG_SYS_JFFS2_FIRST_BANK CONFIG_SYS_MAX_FLASH_BANKS
223 #define CONFIG_SYS_JFFS2_NUM_BANKS 1
225 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
226 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800
227 #define CONFIG_SYS_INIT_RAM_SIZE 0x800
228 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
229 CONFIG_SYS_INIT_RAM_SIZE - \
230 GENERATED_GBL_DATA_SIZE)
232 /* Defines for SPL */
233 #define CONFIG_SPL_FRAMEWORK
234 #define CONFIG_SPL_TEXT_BASE 0x40200800
235 #define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \
236 CONFIG_SPL_TEXT_BASE)
238 #define CONFIG_SPL_BSS_START_ADDR 0x80000000
239 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */
241 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
242 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
244 #define CONFIG_SPL_NAND_BASE
245 #define CONFIG_SPL_NAND_DRIVERS
246 #define CONFIG_SPL_NAND_ECC
248 /* NAND boot config */
249 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
250 #define CONFIG_SYS_NAND_PAGE_COUNT 64
251 #define CONFIG_SYS_NAND_PAGE_SIZE 2048
252 #define CONFIG_SYS_NAND_OOBSIZE 64
253 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024)
254 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
255 #define CONFIG_SYS_NAND_ECCPOS {2, 3, 4, 5, 6, 7, 8, 9,\
257 #define CONFIG_SYS_NAND_ECCSIZE 512
258 #define CONFIG_SYS_NAND_ECCBYTES 3
259 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_HAM1_CODE_HW
260 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
261 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000
264 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
265 * 64 bytes before this address should be set aside for u-boot.img's
266 * header. That is 0x800FFFC0--0x80100000 should not be used for any
269 #define CONFIG_SYS_TEXT_BASE 0x80100000
270 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000
271 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000
273 #endif /* __CONFIG_H */