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 #define CONFIG_SYS_CACHELINE_SIZE	64
17 
18 /*
19  * High Level Configuration Options
20  */
21 #define CONFIG_OMAP		1	/* in a TI OMAP core */
22 #define CONFIG_OMAP3_AM3517CRANE	1	/* working with CRANEBOARD */
23 #define CONFIG_OMAP_COMMON
24 /* Common ARM Erratas */
25 #define CONFIG_ARM_ERRATA_454179
26 #define CONFIG_ARM_ERRATA_430973
27 #define CONFIG_ARM_ERRATA_621766
28 
29 #define CONFIG_EMIF4	/* The chip has EMIF4 controller */
30 
31 #include <asm/arch/cpu.h>		/* get chip and board defs */
32 #include <asm/arch/omap.h>
33 
34 /*
35  * Display CPU and Board information
36  */
37 #define CONFIG_DISPLAY_CPUINFO		1
38 #define CONFIG_DISPLAY_BOARDINFO	1
39 
40 /* Clock Defines */
41 #define V_OSCK			26000000	/* Clock output from T2 */
42 #define V_SCLK			(V_OSCK >> 1)
43 
44 #define CONFIG_MISC_INIT_R
45 
46 #define CONFIG_CMDLINE_TAG		1	/* enable passing of ATAGs */
47 #define CONFIG_SETUP_MEMORY_TAGS	1
48 #define CONFIG_INITRD_TAG		1
49 #define CONFIG_REVISION_TAG		1
50 
51 /*
52  * Size of malloc() pool
53  */
54 #define CONFIG_ENV_SIZE			(128 << 10)	/* 128 KiB sector */
55 #define CONFIG_SYS_MALLOC_LEN		(CONFIG_ENV_SIZE + (128 << 10))
56 						/* initial data */
57 /*
58  * DDR related
59  */
60 #define CONFIG_SYS_CS0_SIZE		(256 * 1024 * 1024)
61 
62 /*
63  * Hardware drivers
64  */
65 
66 /*
67  * NS16550 Configuration
68  */
69 #define V_NS16550_CLK			48000000	/* 48MHz (APLL96/2) */
70 
71 #define CONFIG_SYS_NS16550_SERIAL
72 #define CONFIG_SYS_NS16550_REG_SIZE	(-4)
73 #define CONFIG_SYS_NS16550_CLK		V_NS16550_CLK
74 
75 /*
76  * select serial console configuration
77  */
78 #define CONFIG_CONS_INDEX		3
79 #define CONFIG_SYS_NS16550_COM3		OMAP34XX_UART3
80 #define CONFIG_SERIAL3			3	/* UART3 on CRANEBOARD */
81 
82 /* allow to overwrite serial and ethaddr */
83 #define CONFIG_ENV_OVERWRITE
84 #define CONFIG_BAUDRATE			115200
85 #define CONFIG_SYS_BAUDRATE_TABLE	{4800, 9600, 19200, 38400, 57600,\
86 					115200}
87 #define CONFIG_GENERIC_MMC		1
88 #define CONFIG_MMC			1
89 #define CONFIG_OMAP_HSMMC		1
90 #define CONFIG_DOS_PARTITION		1
91 
92 /*
93  * USB configuration
94  * Enable CONFIG_USB_MUSB_HCD for Host functionalities MSC, keyboard
95  * Enable CONFIG_USB_MUSB_UDC for Device functionalities.
96  */
97 #define CONFIG_USB_AM35X		1
98 #define CONFIG_USB_MUSB_HCD			1
99 
100 #ifdef CONFIG_USB_AM35X
101 
102 #ifdef CONFIG_USB_MUSB_HCD
103 
104 #define CONFIG_USB_STORAGE
105 #define CONGIG_CMD_STORAGE
106 
107 #ifdef CONFIG_USB_KEYBOARD
108 #define CONFIG_SYS_USB_EVENT_POLL
109 #define CONFIG_PREBOOT "usb start"
110 #endif /* CONFIG_USB_KEYBOARD */
111 
112 #endif /* CONFIG_USB_MUSB_HCD */
113 
114 #ifdef CONFIG_USB_MUSB_UDC
115 /* USB device configuration */
116 #define CONFIG_USB_DEVICE		1
117 #define CONFIG_USB_TTY			1
118 #define CONFIG_SYS_CONSOLE_IS_IN_ENV	1
119 /* Change these to suit your needs */
120 #define CONFIG_USBD_VENDORID		0x0451
121 #define CONFIG_USBD_PRODUCTID		0x5678
122 #define CONFIG_USBD_MANUFACTURER	"Texas Instruments"
123 #define CONFIG_USBD_PRODUCT_NAME	"AM3517CRANE"
124 #endif /* CONFIG_USB_MUSB_UDC */
125 
126 #endif /* CONFIG_USB_AM35X */
127 
128 /* commands to include */
129 #define CONFIG_CMD_JFFS2	/* JFFS2 Support		*/
130 
131 #define CONFIG_CMD_NAND		/* NAND support			*/
132 
133 #define CONFIG_SYS_NO_FLASH
134 #define CONFIG_SYS_I2C
135 #define CONFIG_SYS_OMAP24_I2C_SPEED	100000
136 #define CONFIG_SYS_OMAP24_I2C_SLAVE	1
137 #define CONFIG_SYS_I2C_OMAP34XX
138 
139 /*
140  * Board NAND Info.
141  */
142 #define CONFIG_SYS_NAND_ADDR		NAND_BASE	/* physical address */
143 							/* to access nand */
144 #define CONFIG_SYS_NAND_BASE		NAND_BASE	/* physical address */
145 							/* to access */
146 							/* nand at CS0 */
147 
148 #define CONFIG_SYS_MAX_NAND_DEVICE	1		/* Max number of */
149 							/* NAND devices */
150 
151 #define CONFIG_JFFS2_NAND
152 /* nand device jffs2 lives on */
153 #define CONFIG_JFFS2_DEV		"nand0"
154 /* start of jffs2 partition */
155 #define CONFIG_JFFS2_PART_OFFSET	0x680000
156 #define CONFIG_JFFS2_PART_SIZE		0xf980000	/* sz of jffs2 part */
157 
158 /* Environment information */
159 #define CONFIG_BOOTDELAY	10
160 
161 #define CONFIG_BOOTFILE		"uImage"
162 
163 #define CONFIG_EXTRA_ENV_SETTINGS \
164 	"loadaddr=0x82000000\0" \
165 	"console=ttyS2,115200n8\0" \
166 	"mmcdev=0\0" \
167 	"mmcargs=setenv bootargs console=${console} " \
168 		"root=/dev/mmcblk0p2 rw " \
169 		"rootfstype=ext3 rootwait\0" \
170 	"nandargs=setenv bootargs console=${console} " \
171 		"root=/dev/mtdblock4 rw " \
172 		"rootfstype=jffs2\0" \
173 	"loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
174 	"bootscript=echo Running bootscript from mmc ...; " \
175 		"source ${loadaddr}\0" \
176 	"loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
177 	"mmcboot=echo Booting from mmc ...; " \
178 		"run mmcargs; " \
179 		"bootm ${loadaddr}\0" \
180 	"nandboot=echo Booting from nand ...; " \
181 		"run nandargs; " \
182 		"nand read ${loadaddr} 280000 400000; " \
183 		"bootm ${loadaddr}\0" \
184 
185 #define CONFIG_BOOTCOMMAND \
186 	"mmc dev ${mmcdev}; if mmc rescan; then " \
187 		"if run loadbootscript; then " \
188 			"run bootscript; " \
189 		"else " \
190 			"if run loaduimage; then " \
191 				"run mmcboot; " \
192 			"else run nandboot; " \
193 			"fi; " \
194 		"fi; " \
195 	"else run nandboot; fi"
196 
197 #define CONFIG_AUTO_COMPLETE	1
198 /*
199  * Miscellaneous configurable options
200  */
201 #define CONFIG_SYS_LONGHELP		/* undef to save memory */
202 #define CONFIG_SYS_CBSIZE		512	/* Console I/O Buffer Size */
203 /* Print Buffer Size */
204 #define CONFIG_SYS_PBSIZE		(CONFIG_SYS_CBSIZE + \
205 					sizeof(CONFIG_SYS_PROMPT) + 16)
206 #define CONFIG_SYS_MAXARGS		32	/* max number of command */
207 						/* args */
208 /* Boot Argument Buffer Size */
209 #define CONFIG_SYS_BARGSIZE		(CONFIG_SYS_CBSIZE)
210 /* memtest works on */
211 #define CONFIG_SYS_MEMTEST_START	(OMAP34XX_SDRC_CS0)
212 #define CONFIG_SYS_MEMTEST_END		(OMAP34XX_SDRC_CS0 + \
213 					0x01F00000) /* 31MB */
214 
215 #define CONFIG_SYS_LOAD_ADDR		(OMAP34XX_SDRC_CS0) /* default load */
216 								/* address */
217 
218 /*
219  * AM3517 has 12 GP timers, they can be driven by the system clock
220  * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
221  * This rate is divided by a local divisor.
222  */
223 #define CONFIG_SYS_TIMERBASE		OMAP34XX_GPT2
224 #define CONFIG_SYS_PTV			2	/* Divisor: 2^(PTV+1) => 8 */
225 
226 /*-----------------------------------------------------------------------
227  * Physical Memory Map
228  */
229 #define CONFIG_NR_DRAM_BANKS	2	/* CS1 may or may not be populated */
230 #define PHYS_SDRAM_1		OMAP34XX_SDRC_CS0
231 #define PHYS_SDRAM_2		OMAP34XX_SDRC_CS1
232 
233 /*-----------------------------------------------------------------------
234  * FLASH and environment organization
235  */
236 
237 /* **** PISMO SUPPORT *** */
238 #define CONFIG_SYS_MAX_FLASH_SECT	520	/* max number of sectors */
239 						/* on one chip */
240 #define CONFIG_SYS_MAX_FLASH_BANKS	2	/* max number of flash banks */
241 #define CONFIG_SYS_MONITOR_LEN		(256 << 10)	/* Reserve 2 sectors */
242 
243 #define CONFIG_SYS_FLASH_BASE		NAND_BASE
244 
245 /* Monitor at start of flash */
246 #define CONFIG_SYS_MONITOR_BASE		CONFIG_SYS_FLASH_BASE
247 
248 #define CONFIG_NAND_OMAP_GPMC
249 #define CONFIG_ENV_IS_IN_NAND		1
250 #define SMNAND_ENV_OFFSET		0x260000 /* environment starts here */
251 
252 #define CONFIG_SYS_ENV_SECT_SIZE	(128 << 10)	/* 128 KiB sector */
253 #define CONFIG_ENV_OFFSET		SMNAND_ENV_OFFSET
254 #define CONFIG_ENV_ADDR			SMNAND_ENV_OFFSET
255 
256 /*-----------------------------------------------------------------------
257  * CFI FLASH driver setup
258  */
259 /* timeout values are in ticks */
260 #define CONFIG_SYS_FLASH_ERASE_TOUT	(100 * CONFIG_SYS_HZ)
261 #define CONFIG_SYS_FLASH_WRITE_TOUT	(100 * CONFIG_SYS_HZ)
262 
263 /* Flash banks JFFS2 should use */
264 #define CONFIG_SYS_MAX_MTD_BANKS	(CONFIG_SYS_MAX_FLASH_BANKS + \
265 					CONFIG_SYS_MAX_NAND_DEVICE)
266 #define CONFIG_SYS_JFFS2_MEM_NAND
267 /* use flash_info[2] */
268 #define CONFIG_SYS_JFFS2_FIRST_BANK	CONFIG_SYS_MAX_FLASH_BANKS
269 #define CONFIG_SYS_JFFS2_NUM_BANKS	1
270 
271 #define CONFIG_SYS_SDRAM_BASE		PHYS_SDRAM_1
272 #define CONFIG_SYS_INIT_RAM_ADDR	0x4020f800
273 #define CONFIG_SYS_INIT_RAM_SIZE	0x800
274 #define CONFIG_SYS_INIT_SP_ADDR		(CONFIG_SYS_INIT_RAM_ADDR + \
275 					 CONFIG_SYS_INIT_RAM_SIZE - \
276 					 GENERATED_GBL_DATA_SIZE)
277 
278 /* Defines for SPL */
279 #define CONFIG_SPL_FRAMEWORK
280 #define CONFIG_SPL_BOARD_INIT
281 #define CONFIG_SPL_NAND_SIMPLE
282 #define CONFIG_SPL_TEXT_BASE		0x40200800
283 #define CONFIG_SPL_MAX_SIZE		(54 * 1024)	/* 8 KB for stack */
284 
285 #define CONFIG_SPL_BSS_START_ADDR	0x80000000
286 #define CONFIG_SPL_BSS_MAX_SIZE		0x80000		/* 512 KB */
287 
288 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR	0x300 /* address 0x60000 */
289 #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS	0x200 /* 256 KB */
290 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION	1
291 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME	"u-boot.img"
292 
293 #define CONFIG_SPL_LIBCOMMON_SUPPORT
294 #define CONFIG_SPL_LIBDISK_SUPPORT
295 #define CONFIG_SPL_I2C_SUPPORT
296 #define CONFIG_SPL_LIBGENERIC_SUPPORT
297 #define CONFIG_SPL_MMC_SUPPORT
298 #define CONFIG_SPL_FAT_SUPPORT
299 #define CONFIG_SPL_SERIAL_SUPPORT
300 #define CONFIG_SPL_NAND_SUPPORT
301 #define CONFIG_SPL_NAND_BASE
302 #define CONFIG_SPL_NAND_DRIVERS
303 #define CONFIG_SPL_NAND_ECC
304 #define CONFIG_SPL_POWER_SUPPORT
305 #define CONFIG_SPL_LDSCRIPT		"$(CPUDIR)/omap-common/u-boot-spl.lds"
306 
307 /* NAND boot config */
308 #define CONFIG_SYS_NAND_BUSWIDTH_16BIT
309 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
310 #define CONFIG_SYS_NAND_PAGE_COUNT	64
311 #define CONFIG_SYS_NAND_PAGE_SIZE	2048
312 #define CONFIG_SYS_NAND_OOBSIZE		64
313 #define CONFIG_SYS_NAND_BLOCK_SIZE	(128*1024)
314 #define CONFIG_SYS_NAND_BAD_BLOCK_POS	NAND_LARGE_BADBLOCK_POS
315 #define CONFIG_SYS_NAND_ECCPOS		{2, 3, 4, 5, 6, 7, 8, 9,\
316 						10, 11, 12, 13}
317 #define CONFIG_SYS_NAND_ECCSIZE		512
318 #define CONFIG_SYS_NAND_ECCBYTES	3
319 #define CONFIG_NAND_OMAP_ECCSCHEME	OMAP_ECC_HAM1_CODE_HW
320 #define CONFIG_SYS_NAND_U_BOOT_START	CONFIG_SYS_TEXT_BASE
321 #define CONFIG_SYS_NAND_U_BOOT_OFFS	0x80000
322 
323 /*
324  * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
325  * 64 bytes before this address should be set aside for u-boot.img's
326  * header. That is 0x800FFFC0--0x80100000 should not be used for any
327  * other needs.
328  */
329 #define CONFIG_SYS_TEXT_BASE		0x80100000
330 #define CONFIG_SYS_SPL_MALLOC_START	0x80208000
331 #define CONFIG_SYS_SPL_MALLOC_SIZE	0x100000
332 
333 #endif /* __CONFIG_H */
334