1 /*
2  * am3517_crane.h - Default configuration for AM3517 CraneBoard.
3  *
4  * Author: Srinath.R <srinath@mistralsolutions.com>
5  *
6  * Based on include/configs/am3517evm.h
7  *
8  * Copyright (C) 2011 Mistral Solutions pvt Ltd
9  *
10  * SPDX-License-Identifier:	GPL-2.0+
11  */
12 
13 #ifndef __CONFIG_H
14 #define __CONFIG_H
15 
16 /*
17  * High Level Configuration Options
18  */
19 #define CONFIG_OMAP		1	/* in a TI OMAP core */
20 #define CONFIG_OMAP34XX		1	/* which is a 34XX */
21 #define CONFIG_OMAP3_AM3517CRANE	1	/* working with CRANEBOARD */
22 #define CONFIG_OMAP_COMMON
23 
24 #define CONFIG_EMIF4	/* The chip has EMIF4 controller */
25 
26 #include <asm/arch/cpu.h>		/* get chip and board defs */
27 #include <asm/arch/omap3.h>
28 
29 /*
30  * Display CPU and Board information
31  */
32 #define CONFIG_DISPLAY_CPUINFO		1
33 #define CONFIG_DISPLAY_BOARDINFO	1
34 
35 /* Clock Defines */
36 #define V_OSCK			26000000	/* Clock output from T2 */
37 #define V_SCLK			(V_OSCK >> 1)
38 
39 #define CONFIG_MISC_INIT_R
40 
41 #define CONFIG_CMDLINE_TAG		1	/* enable passing of ATAGs */
42 #define CONFIG_SETUP_MEMORY_TAGS	1
43 #define CONFIG_INITRD_TAG		1
44 #define CONFIG_REVISION_TAG		1
45 
46 /*
47  * Size of malloc() pool
48  */
49 #define CONFIG_ENV_SIZE			(128 << 10)	/* 128 KiB sector */
50 #define CONFIG_SYS_MALLOC_LEN		(CONFIG_ENV_SIZE + (128 << 10))
51 						/* initial data */
52 /*
53  * DDR related
54  */
55 #define CONFIG_SYS_CS0_SIZE		(256 * 1024 * 1024)
56 
57 /*
58  * Hardware drivers
59  */
60 
61 /*
62  * NS16550 Configuration
63  */
64 #define V_NS16550_CLK			48000000	/* 48MHz (APLL96/2) */
65 
66 #define CONFIG_SYS_NS16550
67 #define CONFIG_SYS_NS16550_SERIAL
68 #define CONFIG_SYS_NS16550_REG_SIZE	(-4)
69 #define CONFIG_SYS_NS16550_CLK		V_NS16550_CLK
70 
71 /*
72  * select serial console configuration
73  */
74 #define CONFIG_CONS_INDEX		3
75 #define CONFIG_SYS_NS16550_COM3		OMAP34XX_UART3
76 #define CONFIG_SERIAL3			3	/* UART3 on CRANEBOARD */
77 
78 /* allow to overwrite serial and ethaddr */
79 #define CONFIG_ENV_OVERWRITE
80 #define CONFIG_BAUDRATE			115200
81 #define CONFIG_SYS_BAUDRATE_TABLE	{4800, 9600, 19200, 38400, 57600,\
82 					115200}
83 #define CONFIG_GENERIC_MMC		1
84 #define CONFIG_MMC			1
85 #define CONFIG_OMAP_HSMMC		1
86 #define CONFIG_DOS_PARTITION		1
87 
88 /*
89  * USB configuration
90  * Enable CONFIG_MUSB_HCD for Host functionalities MSC, keyboard
91  * Enable CONFIG_MUSB_UDC for Device functionalities.
92  */
93 #define CONFIG_USB_AM35X		1
94 #define CONFIG_MUSB_HCD			1
95 
96 #ifdef CONFIG_USB_AM35X
97 
98 #ifdef CONFIG_MUSB_HCD
99 #define CONFIG_CMD_USB
100 
101 #define CONFIG_USB_STORAGE
102 #define CONGIG_CMD_STORAGE
103 #define CONFIG_CMD_FAT
104 
105 #ifdef CONFIG_USB_KEYBOARD
106 #define CONFIG_SYS_USB_EVENT_POLL
107 #define CONFIG_PREBOOT "usb start"
108 #endif /* CONFIG_USB_KEYBOARD */
109 
110 #endif /* CONFIG_MUSB_HCD */
111 
112 #ifdef CONFIG_MUSB_UDC
113 /* USB device configuration */
114 #define CONFIG_USB_DEVICE		1
115 #define CONFIG_USB_TTY			1
116 #define CONFIG_SYS_CONSOLE_IS_IN_ENV	1
117 /* Change these to suit your needs */
118 #define CONFIG_USBD_VENDORID		0x0451
119 #define CONFIG_USBD_PRODUCTID		0x5678
120 #define CONFIG_USBD_MANUFACTURER	"Texas Instruments"
121 #define CONFIG_USBD_PRODUCT_NAME	"AM3517CRANE"
122 #endif /* CONFIG_MUSB_UDC */
123 
124 #endif /* CONFIG_USB_AM35X */
125 
126 /* commands to include */
127 #include <config_cmd_default.h>
128 
129 #define CONFIG_CMD_EXT2		/* EXT2 Support			*/
130 #define CONFIG_CMD_FAT		/* FAT support			*/
131 #define CONFIG_CMD_JFFS2	/* JFFS2 Support		*/
132 
133 #define CONFIG_CMD_I2C		/* I2C serial bus support	*/
134 #define CONFIG_CMD_MMC		/* MMC support			*/
135 #define CONFIG_CMD_NAND		/* NAND support			*/
136 #define CONFIG_CMD_DHCP
137 #undef CONFIG_CMD_PING
138 
139 #undef CONFIG_CMD_FLASH		/* flinfo, erase, protect	*/
140 #undef CONFIG_CMD_FPGA		/* FPGA configuration Support	*/
141 #undef CONFIG_CMD_IMI		/* iminfo			*/
142 #undef CONFIG_CMD_IMLS		/* List all found images	*/
143 
144 #define CONFIG_SYS_NO_FLASH
145 #define CONFIG_SYS_I2C
146 #define CONFIG_SYS_OMAP24_I2C_SPEED	100000
147 #define CONFIG_SYS_OMAP24_I2C_SLAVE	1
148 #define CONFIG_SYS_I2C_OMAP34XX
149 
150 #undef CONFIG_CMD_NET
151 #undef CONFIG_CMD_NFS
152 /*
153  * Board NAND Info.
154  */
155 #define CONFIG_SYS_NAND_ADDR		NAND_BASE	/* physical address */
156 							/* to access nand */
157 #define CONFIG_SYS_NAND_BASE		NAND_BASE	/* physical address */
158 							/* to access */
159 							/* nand at CS0 */
160 
161 #define CONFIG_SYS_MAX_NAND_DEVICE	1		/* Max number of */
162 							/* NAND devices */
163 
164 #define CONFIG_JFFS2_NAND
165 /* nand device jffs2 lives on */
166 #define CONFIG_JFFS2_DEV		"nand0"
167 /* start of jffs2 partition */
168 #define CONFIG_JFFS2_PART_OFFSET	0x680000
169 #define CONFIG_JFFS2_PART_SIZE		0xf980000	/* sz of jffs2 part */
170 
171 /* Environment information */
172 #define CONFIG_BOOTDELAY	10
173 
174 #define CONFIG_BOOTFILE		"uImage"
175 
176 #define CONFIG_EXTRA_ENV_SETTINGS \
177 	"loadaddr=0x82000000\0" \
178 	"console=ttyS2,115200n8\0" \
179 	"mmcdev=0\0" \
180 	"mmcargs=setenv bootargs console=${console} " \
181 		"root=/dev/mmcblk0p2 rw " \
182 		"rootfstype=ext3 rootwait\0" \
183 	"nandargs=setenv bootargs console=${console} " \
184 		"root=/dev/mtdblock4 rw " \
185 		"rootfstype=jffs2\0" \
186 	"loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
187 	"bootscript=echo Running bootscript from mmc ...; " \
188 		"source ${loadaddr}\0" \
189 	"loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
190 	"mmcboot=echo Booting from mmc ...; " \
191 		"run mmcargs; " \
192 		"bootm ${loadaddr}\0" \
193 	"nandboot=echo Booting from nand ...; " \
194 		"run nandargs; " \
195 		"nand read ${loadaddr} 280000 400000; " \
196 		"bootm ${loadaddr}\0" \
197 
198 #define CONFIG_BOOTCOMMAND \
199 	"mmc dev ${mmcdev}; if mmc rescan; then " \
200 		"if run loadbootscript; then " \
201 			"run bootscript; " \
202 		"else " \
203 			"if run loaduimage; then " \
204 				"run mmcboot; " \
205 			"else run nandboot; " \
206 			"fi; " \
207 		"fi; " \
208 	"else run nandboot; fi"
209 
210 #define CONFIG_AUTO_COMPLETE	1
211 /*
212  * Miscellaneous configurable options
213  */
214 #define V_PROMPT			"AM3517_CRANE # "
215 
216 #define CONFIG_SYS_LONGHELP		/* undef to save memory */
217 #define CONFIG_SYS_HUSH_PARSER		/* use "hush" command parser */
218 #define CONFIG_SYS_PROMPT		V_PROMPT
219 #define CONFIG_SYS_CBSIZE		512	/* Console I/O Buffer Size */
220 /* Print Buffer Size */
221 #define CONFIG_SYS_PBSIZE		(CONFIG_SYS_CBSIZE + \
222 					sizeof(CONFIG_SYS_PROMPT) + 16)
223 #define CONFIG_SYS_MAXARGS		32	/* max number of command */
224 						/* args */
225 /* Boot Argument Buffer Size */
226 #define CONFIG_SYS_BARGSIZE		(CONFIG_SYS_CBSIZE)
227 /* memtest works on */
228 #define CONFIG_SYS_MEMTEST_START	(OMAP34XX_SDRC_CS0)
229 #define CONFIG_SYS_MEMTEST_END		(OMAP34XX_SDRC_CS0 + \
230 					0x01F00000) /* 31MB */
231 
232 #define CONFIG_SYS_LOAD_ADDR		(OMAP34XX_SDRC_CS0) /* default load */
233 								/* address */
234 
235 /*
236  * AM3517 has 12 GP timers, they can be driven by the system clock
237  * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
238  * This rate is divided by a local divisor.
239  */
240 #define CONFIG_SYS_TIMERBASE		OMAP34XX_GPT2
241 #define CONFIG_SYS_PTV			2	/* Divisor: 2^(PTV+1) => 8 */
242 
243 /*-----------------------------------------------------------------------
244  * Physical Memory Map
245  */
246 #define CONFIG_NR_DRAM_BANKS	2	/* CS1 may or may not be populated */
247 #define PHYS_SDRAM_1		OMAP34XX_SDRC_CS0
248 #define PHYS_SDRAM_2		OMAP34XX_SDRC_CS1
249 
250 /*-----------------------------------------------------------------------
251  * FLASH and environment organization
252  */
253 
254 /* **** PISMO SUPPORT *** */
255 
256 /* Configure the PISMO */
257 #define PISMO1_NAND_SIZE		GPMC_SIZE_128M
258 #define PISMO1_ONEN_SIZE		GPMC_SIZE_128M
259 
260 #define CONFIG_SYS_MAX_FLASH_SECT	520	/* max number of sectors */
261 						/* on one chip */
262 #define CONFIG_SYS_MAX_FLASH_BANKS	2	/* max number of flash banks */
263 #define CONFIG_SYS_MONITOR_LEN		(256 << 10)	/* Reserve 2 sectors */
264 
265 #define CONFIG_SYS_FLASH_BASE		PISMO1_NAND_BASE
266 
267 /* Monitor at start of flash */
268 #define CONFIG_SYS_MONITOR_BASE		CONFIG_SYS_FLASH_BASE
269 
270 #define CONFIG_NAND_OMAP_GPMC
271 #define CONFIG_ENV_IS_IN_NAND		1
272 #define SMNAND_ENV_OFFSET		0x260000 /* environment starts here */
273 
274 #define CONFIG_SYS_ENV_SECT_SIZE	(128 << 10)	/* 128 KiB sector */
275 #define CONFIG_ENV_OFFSET		SMNAND_ENV_OFFSET
276 #define CONFIG_ENV_ADDR			SMNAND_ENV_OFFSET
277 
278 /*-----------------------------------------------------------------------
279  * CFI FLASH driver setup
280  */
281 /* timeout values are in ticks */
282 #define CONFIG_SYS_FLASH_ERASE_TOUT	(100 * CONFIG_SYS_HZ)
283 #define CONFIG_SYS_FLASH_WRITE_TOUT	(100 * CONFIG_SYS_HZ)
284 
285 /* Flash banks JFFS2 should use */
286 #define CONFIG_SYS_MAX_MTD_BANKS	(CONFIG_SYS_MAX_FLASH_BANKS + \
287 					CONFIG_SYS_MAX_NAND_DEVICE)
288 #define CONFIG_SYS_JFFS2_MEM_NAND
289 /* use flash_info[2] */
290 #define CONFIG_SYS_JFFS2_FIRST_BANK	CONFIG_SYS_MAX_FLASH_BANKS
291 #define CONFIG_SYS_JFFS2_NUM_BANKS	1
292 
293 #define CONFIG_SYS_SDRAM_BASE		PHYS_SDRAM_1
294 #define CONFIG_SYS_INIT_RAM_ADDR	0x4020f800
295 #define CONFIG_SYS_INIT_RAM_SIZE	0x800
296 #define CONFIG_SYS_INIT_SP_ADDR		(CONFIG_SYS_INIT_RAM_ADDR + \
297 					 CONFIG_SYS_INIT_RAM_SIZE - \
298 					 GENERATED_GBL_DATA_SIZE)
299 
300 /* Defines for SPL */
301 #define CONFIG_SPL
302 #define CONFIG_SPL_FRAMEWORK
303 #define CONFIG_SPL_BOARD_INIT
304 #define CONFIG_SPL_NAND_SIMPLE
305 #define CONFIG_SPL_TEXT_BASE		0x40200800
306 #define CONFIG_SPL_MAX_SIZE		(54 * 1024)	/* 8 KB for stack */
307 #define CONFIG_SPL_STACK		LOW_LEVEL_SRAM_STACK
308 
309 #define CONFIG_SPL_BSS_START_ADDR	0x80000000
310 #define CONFIG_SPL_BSS_MAX_SIZE		0x80000		/* 512 KB */
311 
312 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR	0x300 /* address 0x60000 */
313 #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS	0x200 /* 256 KB */
314 #define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION	1
315 #define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME	"u-boot.img"
316 
317 #define CONFIG_SPL_LIBCOMMON_SUPPORT
318 #define CONFIG_SPL_LIBDISK_SUPPORT
319 #define CONFIG_SPL_I2C_SUPPORT
320 #define CONFIG_SPL_LIBGENERIC_SUPPORT
321 #define CONFIG_SPL_MMC_SUPPORT
322 #define CONFIG_SPL_FAT_SUPPORT
323 #define CONFIG_SPL_SERIAL_SUPPORT
324 #define CONFIG_SPL_NAND_SUPPORT
325 #define CONFIG_SPL_NAND_BASE
326 #define CONFIG_SPL_NAND_DRIVERS
327 #define CONFIG_SPL_NAND_ECC
328 #define CONFIG_SPL_POWER_SUPPORT
329 #define CONFIG_SPL_LDSCRIPT		"$(CPUDIR)/omap-common/u-boot-spl.lds"
330 
331 /* NAND boot config */
332 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
333 #define CONFIG_SYS_NAND_PAGE_COUNT	64
334 #define CONFIG_SYS_NAND_PAGE_SIZE	2048
335 #define CONFIG_SYS_NAND_OOBSIZE		64
336 #define CONFIG_SYS_NAND_BLOCK_SIZE	(128*1024)
337 #define CONFIG_SYS_NAND_BAD_BLOCK_POS	NAND_LARGE_BADBLOCK_POS
338 #define CONFIG_SYS_NAND_ECCPOS		{2, 3, 4, 5, 6, 7, 8, 9,\
339 						10, 11, 12, 13}
340 #define CONFIG_SYS_NAND_ECCSIZE		512
341 #define CONFIG_SYS_NAND_ECCBYTES	3
342 #define CONFIG_NAND_OMAP_ECCSCHEME	OMAP_ECC_HAM1_CODE_HW
343 #define CONFIG_SYS_NAND_U_BOOT_START	CONFIG_SYS_TEXT_BASE
344 #define CONFIG_SYS_NAND_U_BOOT_OFFS	0x80000
345 
346 /*
347  * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
348  * 64 bytes before this address should be set aside for u-boot.img's
349  * header. That is 0x800FFFC0--0x80100000 should not be used for any
350  * other needs.
351  */
352 #define CONFIG_SYS_TEXT_BASE		0x80100000
353 #define CONFIG_SYS_SPL_MALLOC_START	0x80208000
354 #define CONFIG_SYS_SPL_MALLOC_SIZE	0x100000
355 
356 #endif /* __CONFIG_H */
357