1 /*
2  * (C) Copyright 2006-2008
3  * Texas Instruments.
4  * Richard Woodruff <r-woodruff2@ti.com>
5  * Syed Mohammed Khasim <x0khasim@ti.com>
6  *
7  * Configuration settings for the TI OMAP3530 Beagle board.
8  *
9  * See file CREDITS for list of people who contributed to this
10  * project.
11  *
12  * This program is free software; you can redistribute it and/or
13  * modify it under the terms of the GNU General Public License as
14  * published by the Free Software Foundation; either version 2 of
15  * the License, or (at your option) any later version.
16  *
17  * This program is distributed in the hope that it will be useful,
18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
20  * GNU General Public License for more details.
21  *
22  * You should have received a copy of the GNU General Public License
23  * along with this program; if not, write to the Free Software
24  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
25  * MA 02111-1307 USA
26  */
27 
28 #ifndef __CONFIG_H
29 #define __CONFIG_H
30 
31 /*
32  * High Level Configuration Options
33  */
34 #define CONFIG_ARMCORTEXA8	1	/* This is an ARM V7 CPU core */
35 #define CONFIG_OMAP		1	/* in a TI OMAP core */
36 #define CONFIG_OMAP34XX		1	/* which is a 34XX */
37 #define CONFIG_OMAP3430		1	/* which is in a 3430 */
38 #define CONFIG_OMAP3_BEAGLE	1	/* working with BEAGLE */
39 
40 #include <asm/arch/cpu.h>		/* get chip and board defs */
41 #include <asm/arch/omap3.h>
42 
43 /*
44  * Display CPU and Board information
45  */
46 #define CONFIG_DISPLAY_CPUINFO		1
47 #define CONFIG_DISPLAY_BOARDINFO	1
48 
49 /* Clock Defines */
50 #define V_OSCK			26000000	/* Clock output from T2 */
51 #define V_SCLK			(V_OSCK >> 1)
52 
53 #undef CONFIG_USE_IRQ				/* no support for IRQs */
54 #define CONFIG_MISC_INIT_R
55 
56 #define CONFIG_CMDLINE_TAG		1	/* enable passing of ATAGs */
57 #define CONFIG_SETUP_MEMORY_TAGS	1
58 #define CONFIG_INITRD_TAG		1
59 #define CONFIG_REVISION_TAG		1
60 
61 /*
62  * Size of malloc() pool
63  */
64 #define CONFIG_ENV_SIZE			(128 << 10)	/* 128 KiB */
65 						/* Sector */
66 #define CONFIG_SYS_MALLOC_LEN		(CONFIG_ENV_SIZE + (128 << 10))
67 #define CONFIG_SYS_GBL_DATA_SIZE	128	/* bytes reserved for */
68 						/* initial data */
69 
70 /*
71  * Hardware drivers
72  */
73 
74 /*
75  * NS16550 Configuration
76  */
77 #define V_NS16550_CLK			48000000	/* 48MHz (APLL96/2) */
78 
79 #define CONFIG_SYS_NS16550
80 #define CONFIG_SYS_NS16550_SERIAL
81 #define CONFIG_SYS_NS16550_REG_SIZE	(-4)
82 #define CONFIG_SYS_NS16550_CLK		V_NS16550_CLK
83 
84 /*
85  * select serial console configuration
86  */
87 #define CONFIG_CONS_INDEX		3
88 #define CONFIG_SYS_NS16550_COM3		OMAP34XX_UART3
89 #define CONFIG_SERIAL3			3	/* UART3 on Beagle Rev 2 */
90 
91 /* allow to overwrite serial and ethaddr */
92 #define CONFIG_ENV_OVERWRITE
93 #define CONFIG_BAUDRATE			115200
94 #define CONFIG_SYS_BAUDRATE_TABLE	{4800, 9600, 19200, 38400, 57600,\
95 					115200}
96 #define CONFIG_MMC			1
97 #define CONFIG_OMAP3_MMC		1
98 #define CONFIG_DOS_PARTITION		1
99 
100 /* DDR - I use Micron DDR */
101 #define CONFIG_OMAP3_MICRON_DDR		1
102 
103 /* USB */
104 #define CONFIG_MUSB_UDC			1
105 #define CONFIG_USB_OMAP3		1
106 #define CONFIG_TWL4030_USB		1
107 
108 /* USB device configuration */
109 #define CONFIG_USB_DEVICE		1
110 #define CONFIG_USB_TTY			1
111 #define CONFIG_SYS_CONSOLE_IS_IN_ENV	1
112 /* Change these to suit your needs */
113 #define CONFIG_USBD_VENDORID		0x0451
114 #define CONFIG_USBD_PRODUCTID		0x5678
115 #define CONFIG_USBD_MANUFACTURER	"Texas Instruments"
116 #define CONFIG_USBD_PRODUCT_NAME	"Beagle"
117 
118 /* commands to include */
119 #include <config_cmd_default.h>
120 
121 #define CONFIG_CMD_EXT2		/* EXT2 Support			*/
122 #define CONFIG_CMD_FAT		/* FAT support			*/
123 #define CONFIG_CMD_JFFS2	/* JFFS2 Support		*/
124 #define CONFIG_CMD_MTDPARTS	/* Enable MTD parts commands */
125 #define CONFIG_MTD_DEVICE	/* needed for mtdparts commands */
126 #define MTDIDS_DEFAULT			"nand0=nand"
127 #define MTDPARTS_DEFAULT		"mtdparts=nand:512k(x-loader),"\
128 					"1920k(u-boot),128k(u-boot-env),"\
129 					"4m(kernel),-(fs)"
130 
131 #define CONFIG_CMD_I2C		/* I2C serial bus support	*/
132 #define CONFIG_CMD_MMC		/* MMC support			*/
133 #define CONFIG_CMD_NAND		/* NAND support			*/
134 
135 #undef CONFIG_CMD_FLASH		/* flinfo, erase, protect	*/
136 #undef CONFIG_CMD_FPGA		/* FPGA configuration Support	*/
137 #undef CONFIG_CMD_IMI		/* iminfo			*/
138 #undef CONFIG_CMD_IMLS		/* List all found images	*/
139 #undef CONFIG_CMD_NET		/* bootp, tftpboot, rarpboot	*/
140 #undef CONFIG_CMD_NFS		/* NFS support			*/
141 
142 #define CONFIG_SYS_NO_FLASH
143 #define CONFIG_HARD_I2C			1
144 #define CONFIG_SYS_I2C_SPEED		100000
145 #define CONFIG_SYS_I2C_SLAVE		1
146 #define CONFIG_SYS_I2C_BUS		0
147 #define CONFIG_SYS_I2C_BUS_SELECT	1
148 #define CONFIG_DRIVER_OMAP34XX_I2C	1
149 
150 /*
151  * TWL4030
152  */
153 #define CONFIG_TWL4030_POWER		1
154 #define CONFIG_TWL4030_LED		1
155 
156 /*
157  * Board NAND Info.
158  */
159 #define CONFIG_NAND_OMAP_GPMC
160 #define CONFIG_SYS_NAND_ADDR		NAND_BASE	/* physical address */
161 							/* to access nand */
162 #define CONFIG_SYS_NAND_BASE		NAND_BASE	/* physical address */
163 							/* to access nand at */
164 							/* CS0 */
165 #define GPMC_NAND_ECC_LP_x16_LAYOUT	1
166 
167 #define CONFIG_SYS_MAX_NAND_DEVICE	1		/* Max number of NAND */
168 							/* devices */
169 #define CONFIG_JFFS2_NAND
170 /* nand device jffs2 lives on */
171 #define CONFIG_JFFS2_DEV		"nand0"
172 /* start of jffs2 partition */
173 #define CONFIG_JFFS2_PART_OFFSET	0x680000
174 #define CONFIG_JFFS2_PART_SIZE		0xf980000	/* size of jffs2 */
175 							/* partition */
176 
177 /* Environment information */
178 #define CONFIG_BOOTDELAY		10
179 
180 #define CONFIG_EXTRA_ENV_SETTINGS \
181 	"loadaddr=0x82000000\0" \
182 	"usbtty=cdc_acm\0" \
183 	"console=ttyS2,115200n8\0" \
184 	"vram=12M\0" \
185 	"dvimode=1024x768MR-16@60\0" \
186 	"defaultdisplay=dvi\0" \
187 	"mmcroot=/dev/mmcblk0p2 rw\0" \
188 	"mmcrootfstype=ext3 rootwait\0" \
189 	"nandroot=/dev/mtdblock4 rw\0" \
190 	"nandrootfstype=jffs2\0" \
191 	"mmcargs=setenv bootargs console=${console} " \
192 		"vram=${vram} " \
193 		"omapfb.mode=dvi:${dvimode} " \
194 		"omapfb.debug=y " \
195 		"omapdss.def_disp=${defaultdisplay} " \
196 		"root=${mmcroot} " \
197 		"rootfstype=${mmcrootfstype}\0" \
198 	"nandargs=setenv bootargs console=${console} " \
199 		"vram=${vram} " \
200 		"omapfb.mode=dvi:${dvimode} " \
201 		"omapfb.debug=y " \
202 		"omapdss.def_disp=${defaultdisplay} " \
203 		"root=${nandroot} " \
204 		"rootfstype=${nandrootfstype}\0" \
205 	"loadbootscript=fatload mmc 0 ${loadaddr} boot.scr\0" \
206 	"bootscript=echo Running bootscript from mmc ...; " \
207 		"source ${loadaddr}\0" \
208 	"loaduimage=fatload mmc 0 ${loadaddr} uImage\0" \
209 	"mmcboot=echo Booting from mmc ...; " \
210 		"run mmcargs; " \
211 		"bootm ${loadaddr}\0" \
212 	"nandboot=echo Booting from nand ...; " \
213 		"run nandargs; " \
214 		"nand read ${loadaddr} 280000 400000; " \
215 		"bootm ${loadaddr}\0" \
216 
217 #define CONFIG_BOOTCOMMAND \
218 	"if mmc init; then " \
219 		"if run loadbootscript; then " \
220 			"run bootscript; " \
221 		"else " \
222 			"if run loaduimage; then " \
223 				"run mmcboot; " \
224 			"else run nandboot; " \
225 			"fi; " \
226 		"fi; " \
227 	"else run nandboot; fi"
228 
229 #define CONFIG_AUTO_COMPLETE		1
230 /*
231  * Miscellaneous configurable options
232  */
233 #define CONFIG_SYS_LONGHELP		/* undef to save memory */
234 #define CONFIG_SYS_HUSH_PARSER		/* use "hush" command parser */
235 #define CONFIG_SYS_PROMPT_HUSH_PS2	"> "
236 #define CONFIG_SYS_PROMPT		"OMAP3 beagleboard.org # "
237 #define CONFIG_SYS_CBSIZE		256	/* Console I/O Buffer Size */
238 /* Print Buffer Size */
239 #define CONFIG_SYS_PBSIZE		(CONFIG_SYS_CBSIZE + \
240 					sizeof(CONFIG_SYS_PROMPT) + 16)
241 #define CONFIG_SYS_MAXARGS		16	/* max number of command args */
242 /* Boot Argument Buffer Size */
243 #define CONFIG_SYS_BARGSIZE		(CONFIG_SYS_CBSIZE)
244 
245 #define CONFIG_SYS_MEMTEST_START	(OMAP34XX_SDRC_CS0)	/* memtest */
246 								/* works on */
247 #define CONFIG_SYS_MEMTEST_END		(OMAP34XX_SDRC_CS0 + \
248 					0x01F00000) /* 31MB */
249 
250 #define CONFIG_SYS_LOAD_ADDR		(OMAP34XX_SDRC_CS0)	/* default */
251 							/* load address */
252 
253 /*
254  * OMAP3 has 12 GP timers, they can be driven by the system clock
255  * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
256  * This rate is divided by a local divisor.
257  */
258 #define CONFIG_SYS_TIMERBASE		(OMAP34XX_GPT2)
259 #define CONFIG_SYS_PTV			2       /* Divisor: 2^(PTV+1) => 8 */
260 #define CONFIG_SYS_HZ			1000
261 
262 /*-----------------------------------------------------------------------
263  * Stack sizes
264  *
265  * The stack sizes are set up in start.S using the settings below
266  */
267 #define CONFIG_STACKSIZE	(128 << 10)	/* regular stack 128 KiB */
268 #ifdef CONFIG_USE_IRQ
269 #define CONFIG_STACKSIZE_IRQ	(4 << 10)	/* IRQ stack 4 KiB */
270 #define CONFIG_STACKSIZE_FIQ	(4 << 10)	/* FIQ stack 4 KiB */
271 #endif
272 
273 /*-----------------------------------------------------------------------
274  * Physical Memory Map
275  */
276 #define CONFIG_NR_DRAM_BANKS	2	/* CS1 may or may not be populated */
277 #define PHYS_SDRAM_1		OMAP34XX_SDRC_CS0
278 #define PHYS_SDRAM_1_SIZE	(32 << 20)	/* at least 32 MiB */
279 #define PHYS_SDRAM_2		OMAP34XX_SDRC_CS1
280 
281 /* SDRAM Bank Allocation method */
282 #define SDRC_R_B_C		1
283 
284 /*-----------------------------------------------------------------------
285  * FLASH and environment organization
286  */
287 
288 /* **** PISMO SUPPORT *** */
289 
290 /* Configure the PISMO */
291 #define PISMO1_NAND_SIZE		GPMC_SIZE_128M
292 #define PISMO1_ONEN_SIZE		GPMC_SIZE_128M
293 
294 #define CONFIG_SYS_MAX_FLASH_SECT	520	/* max number of sectors on */
295 						/* one chip */
296 #define CONFIG_SYS_MAX_FLASH_BANKS	2	/* max number of flash banks */
297 #define CONFIG_SYS_MONITOR_LEN		(256 << 10)	/* Reserve 2 sectors */
298 
299 #define CONFIG_SYS_FLASH_BASE		boot_flash_base
300 
301 /* Monitor at start of flash */
302 #define CONFIG_SYS_MONITOR_BASE		CONFIG_SYS_FLASH_BASE
303 #define CONFIG_SYS_ONENAND_BASE		ONENAND_MAP
304 
305 #define CONFIG_ENV_IS_IN_NAND		1
306 #define ONENAND_ENV_OFFSET		0x260000 /* environment starts here */
307 #define SMNAND_ENV_OFFSET		0x260000 /* environment starts here */
308 
309 #define CONFIG_SYS_ENV_SECT_SIZE	boot_flash_sec
310 #define CONFIG_ENV_OFFSET		boot_flash_off
311 #define CONFIG_ENV_ADDR			SMNAND_ENV_OFFSET
312 
313 /*-----------------------------------------------------------------------
314  * CFI FLASH driver setup
315  */
316 /* timeout values are in ticks */
317 #define CONFIG_SYS_FLASH_ERASE_TOUT	(100 * CONFIG_SYS_HZ)
318 #define CONFIG_SYS_FLASH_WRITE_TOUT	(100 * CONFIG_SYS_HZ)
319 
320 /* Flash banks JFFS2 should use */
321 #define CONFIG_SYS_MAX_MTD_BANKS	(CONFIG_SYS_MAX_FLASH_BANKS + \
322 					CONFIG_SYS_MAX_NAND_DEVICE)
323 #define CONFIG_SYS_JFFS2_MEM_NAND
324 /* use flash_info[2] */
325 #define CONFIG_SYS_JFFS2_FIRST_BANK	CONFIG_SYS_MAX_FLASH_BANKS
326 #define CONFIG_SYS_JFFS2_NUM_BANKS	1
327 
328 #ifndef __ASSEMBLY__
329 extern struct gpmc *gpmc_cfg;
330 extern unsigned int boot_flash_base;
331 extern volatile unsigned int boot_flash_env_addr;
332 extern unsigned int boot_flash_off;
333 extern unsigned int boot_flash_sec;
334 extern unsigned int boot_flash_type;
335 #endif
336 
337 #endif /* __CONFIG_H */
338