1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * am3517_crane.h - Default configuration for AM3517 CraneBoard.
5 * Author: Srinath.R <srinath@mistralsolutions.com>
7 * Based on include/configs/am3517evm.h
9 * Copyright (C) 2011 Mistral Solutions pvt Ltd
16 * High Level Configuration Options
19 #include <asm/arch/cpu.h> /* get chip and board defs */
20 #include <asm/arch/omap.h>
23 #define V_OSCK 26000000 /* Clock output from T2 */
24 #define V_SCLK (V_OSCK >> 1)
26 #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
27 #define CONFIG_SETUP_MEMORY_TAGS 1
28 #define CONFIG_INITRD_TAG 1
29 #define CONFIG_REVISION_TAG 1
32 * Size of malloc() pool
34 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128 << 10))
39 #define CONFIG_SYS_CS0_SIZE (256 * 1024 * 1024)
46 * NS16550 Configuration
48 #define V_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */
50 #define CONFIG_SYS_NS16550_SERIAL
51 #define CONFIG_SYS_NS16550_REG_SIZE (-4)
52 #define CONFIG_SYS_NS16550_CLK V_NS16550_CLK
55 * select serial console configuration
57 #define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3
59 /* allow to overwrite serial and ethaddr */
60 #define CONFIG_ENV_OVERWRITE
61 #define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\
66 * Enable CONFIG_USB_MUSB_HCD for Host functionalities MSC, keyboard
67 * Enable CONFIG_USB_MUSB_UDC for Device functionalities.
70 #ifdef CONFIG_USB_AM35X
72 #ifdef CONFIG_USB_MUSB_HCD
74 #ifdef CONFIG_USB_KEYBOARD
75 #define CONFIG_PREBOOT "usb start"
76 #endif /* CONFIG_USB_KEYBOARD */
78 #endif /* CONFIG_USB_MUSB_HCD */
80 #ifdef CONFIG_USB_MUSB_UDC
81 /* USB device configuration */
82 #define CONFIG_USB_DEVICE 1
83 #define CONFIG_USB_TTY 1
84 /* Change these to suit your needs */
85 #define CONFIG_USBD_VENDORID 0x0451
86 #define CONFIG_USBD_PRODUCTID 0x5678
87 #define CONFIG_USBD_MANUFACTURER "Texas Instruments"
88 #define CONFIG_USBD_PRODUCT_NAME "AM3517CRANE"
89 #endif /* CONFIG_USB_MUSB_UDC */
91 #endif /* CONFIG_USB_AM35X */
93 #define CONFIG_SYS_I2C
98 #define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */
102 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of */
105 #define CONFIG_JFFS2_NAND
106 /* nand device jffs2 lives on */
107 #define CONFIG_JFFS2_DEV "nand0"
108 /* start of jffs2 partition */
109 #define CONFIG_JFFS2_PART_OFFSET 0x680000
110 #define CONFIG_JFFS2_PART_SIZE 0xf980000 /* sz of jffs2 part */
112 /* Environment information */
114 #define CONFIG_BOOTFILE "uImage"
116 #define CONFIG_EXTRA_ENV_SETTINGS \
117 "loadaddr=0x82000000\0" \
118 "console=ttyS2,115200n8\0" \
120 "mmcargs=setenv bootargs console=${console} " \
121 "root=/dev/mmcblk0p2 rw " \
122 "rootfstype=ext3 rootwait\0" \
123 "nandargs=setenv bootargs console=${console} " \
124 "root=/dev/mtdblock4 rw " \
125 "rootfstype=jffs2\0" \
126 "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
127 "bootscript=echo Running bootscript from mmc ...; " \
128 "source ${loadaddr}\0" \
129 "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
130 "mmcboot=echo Booting from mmc ...; " \
132 "bootm ${loadaddr}\0" \
133 "nandboot=echo Booting from nand ...; " \
135 "nand read ${loadaddr} 280000 400000; " \
136 "bootm ${loadaddr}\0" \
138 #define CONFIG_BOOTCOMMAND \
139 "mmc dev ${mmcdev}; if mmc rescan; then " \
140 "if run loadbootscript; then " \
143 "if run loaduimage; then " \
145 "else run nandboot; " \
148 "else run nandboot; fi"
151 * Miscellaneous configurable options
153 #define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */
154 #define CONFIG_SYS_MAXARGS 32 /* max number of command */
156 /* memtest works on */
157 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0)
158 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \
159 0x01F00000) /* 31MB */
161 #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default load */
165 * AM3517 has 12 GP timers, they can be driven by the system clock
166 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
167 * This rate is divided by a local divisor.
169 #define CONFIG_SYS_TIMERBASE OMAP34XX_GPT2
170 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
172 /*-----------------------------------------------------------------------
173 * Physical Memory Map
175 #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0
176 #define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1
178 /*-----------------------------------------------------------------------
179 * FLASH and environment organization
182 /* **** PISMO SUPPORT *** */
183 #define CONFIG_SYS_MAX_FLASH_SECT 520 /* max number of sectors */
185 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of flash banks */
186 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */
188 #define CONFIG_SYS_FLASH_BASE NAND_BASE
190 /* Monitor at start of flash */
191 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
193 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB sector */
194 #define CONFIG_ENV_ADDR 0x260000
196 /*-----------------------------------------------------------------------
197 * CFI FLASH driver setup
199 /* timeout values are in ticks */
200 #define CONFIG_SYS_FLASH_ERASE_TOUT (100 * CONFIG_SYS_HZ)
201 #define CONFIG_SYS_FLASH_WRITE_TOUT (100 * CONFIG_SYS_HZ)
203 /* Flash banks JFFS2 should use */
204 #define CONFIG_SYS_MAX_MTD_BANKS (CONFIG_SYS_MAX_FLASH_BANKS + \
205 CONFIG_SYS_MAX_NAND_DEVICE)
206 #define CONFIG_SYS_JFFS2_MEM_NAND
207 /* use flash_info[2] */
208 #define CONFIG_SYS_JFFS2_FIRST_BANK CONFIG_SYS_MAX_FLASH_BANKS
209 #define CONFIG_SYS_JFFS2_NUM_BANKS 1
211 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
212 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800
213 #define CONFIG_SYS_INIT_RAM_SIZE 0x800
214 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
215 CONFIG_SYS_INIT_RAM_SIZE - \
216 GENERATED_GBL_DATA_SIZE)
218 /* Defines for SPL */
219 #define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \
220 CONFIG_SPL_TEXT_BASE)
222 #define CONFIG_SPL_BSS_START_ADDR 0x80000000
223 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */
225 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
226 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
228 #define CONFIG_SPL_NAND_BASE
229 #define CONFIG_SPL_NAND_DRIVERS
230 #define CONFIG_SPL_NAND_ECC
232 /* NAND boot config */
233 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
234 #define CONFIG_SYS_NAND_PAGE_COUNT 64
235 #define CONFIG_SYS_NAND_PAGE_SIZE 2048
236 #define CONFIG_SYS_NAND_OOBSIZE 64
237 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024)
238 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
239 #define CONFIG_SYS_NAND_ECCPOS {2, 3, 4, 5, 6, 7, 8, 9,\
241 #define CONFIG_SYS_NAND_ECCSIZE 512
242 #define CONFIG_SYS_NAND_ECCBYTES 3
243 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_HAM1_CODE_HW
244 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
245 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000
248 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
249 * 64 bytes before this address should be set aside for u-boot.img's
250 * header. That is 0x800FFFC0--0x80100000 should not be used for any
253 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000
254 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000
256 #endif /* __CONFIG_H */