1 /*
2  * (C) Copyright 2006-2008
3  * Texas Instruments.
4  * Richard Woodruff <r-woodruff2@ti.com>
5  * Syed Mohammed Khasim <x0khasim@ti.com>
6  * Nishanth Menon <nm@ti.com>
7  *
8  * Configuration settings for the TI OMAP3430 Zoom MDK board.
9  *
10  * See file CREDITS for list of people who contributed to this
11  * project.
12  *
13  * This program is free software; you can redistribute it and/or
14  * modify it under the terms of the GNU General Public License as
15  * published by the Free Software Foundation; either version 2 of
16  * the License, or (at your option) any later version.
17  *
18  * This program is distributed in the hope that it will be useful,
19  * but WITHOUT ANY WARRANTY; without even the implied warranty of
20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
21  * GNU General Public License for more details.
22  *
23  * You should have received a copy of the GNU General Public License
24  * along with this program; if not, write to the Free Software
25  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
26  * MA 02111-1307 USA
27  */
28 
29 #ifndef __CONFIG_H
30 #define __CONFIG_H
31 
32 /*
33  * High Level Configuration Options
34  */
35 #define CONFIG_ARMCORTEXA8	1	/* This is an ARM V7 CPU core */
36 #define CONFIG_OMAP		1	/* in a TI OMAP core */
37 #define CONFIG_OMAP34XX		1	/* which is a 34XX */
38 #define CONFIG_OMAP3430		1	/* which is in a 3430 */
39 #define CONFIG_OMAP3_ZOOM1	1	/* working with Zoom MDK Rev1 */
40 
41 #define CONFIG_SDRC	/* The chip has SDRC controller */
42 
43 #include <asm/arch/cpu.h>		/* get chip and board defs */
44 #include <asm/arch/omap3.h>
45 
46 /*
47  * Display CPU and Board information
48  */
49 #define CONFIG_DISPLAY_CPUINFO		1
50 #define CONFIG_DISPLAY_BOARDINFO	1
51 
52 /* Clock Defines */
53 #define V_OSCK			26000000	/* Clock output from T2 */
54 #define V_SCLK			(V_OSCK >> 1)
55 
56 #undef CONFIG_USE_IRQ				/* no support for IRQs */
57 #define CONFIG_MISC_INIT_R
58 
59 #define CONFIG_CMDLINE_TAG		1	/* enable passing of ATAGs */
60 #define CONFIG_SETUP_MEMORY_TAGS	1
61 #define CONFIG_INITRD_TAG		1
62 #define CONFIG_REVISION_TAG		1
63 
64 /*
65  * Size of malloc() pool
66  */
67 #define CONFIG_ENV_SIZE			(128 << 10)	/* 128 KiB */
68 						/* Sector */
69 #define CONFIG_SYS_MALLOC_LEN		(CONFIG_ENV_SIZE + (128 << 10))
70 #define CONFIG_SYS_GBL_DATA_SIZE	128	/* bytes reserved for */
71 						/* initial data */
72 
73 /*
74  * Hardware drivers
75  */
76 
77 /*
78  * NS16550 Configuration
79  */
80 #define V_NS16550_CLK			48000000	/* 48MHz (APLL96/2) */
81 
82 #define CONFIG_SYS_NS16550
83 #define CONFIG_SYS_NS16550_SERIAL
84 #define CONFIG_SYS_NS16550_REG_SIZE	(-4)
85 #define CONFIG_SYS_NS16550_CLK		V_NS16550_CLK
86 
87 /*
88  * select serial console configuration
89  */
90 #define CONFIG_CONS_INDEX		3
91 #define CONFIG_SYS_NS16550_COM3		OMAP34XX_UART3
92 #define CONFIG_SERIAL3			3	/* UART3 */
93 
94 /* allow to overwrite serial and ethaddr */
95 #define CONFIG_ENV_OVERWRITE
96 #define CONFIG_BAUDRATE			115200
97 #define CONFIG_SYS_BAUDRATE_TABLE	{4800, 9600, 19200, 38400, 57600,\
98 					115200}
99 #define CONFIG_MMC			1
100 #define CONFIG_OMAP3_MMC		1
101 #define CONFIG_DOS_PARTITION		1
102 
103 /* DDR - I use Micron DDR */
104 #define CONFIG_OMAP3_MICRON_DDR		1
105 
106 /* USB */
107 #define CONFIG_MUSB_UDC			1
108 #define CONFIG_USB_OMAP3		1
109 #define CONFIG_TWL4030_USB		1
110 
111 /* USB device configuration */
112 #define CONFIG_USB_DEVICE		1
113 #define CONFIG_USB_TTY			1
114 #define CONFIG_SYS_CONSOLE_IS_IN_ENV	1
115 /* Change these to suit your needs */
116 #define CONFIG_USBD_VENDORID		0x0451
117 #define CONFIG_USBD_PRODUCTID		0x5678
118 #define CONFIG_USBD_MANUFACTURER	"Texas Instruments"
119 #define CONFIG_USBD_PRODUCT_NAME	"Zoom1"
120 
121 /* commands to include */
122 #include <config_cmd_default.h>
123 
124 #define CONFIG_CMD_EXT2		/* EXT2 Support			*/
125 #define CONFIG_CMD_FAT		/* FAT support			*/
126 #define CONFIG_CMD_JFFS2	/* JFFS2 Support		*/
127 
128 #define CONFIG_CMD_I2C		/* I2C serial bus support	*/
129 #define CONFIG_CMD_MMC		/* MMC support			*/
130 #define CONFIG_CMD_NAND		/* NAND support			*/
131 #define CONFIG_CMD_NAND_LOCK_UNLOCK /* Enable lock/unlock support */
132 
133 #undef CONFIG_CMD_FLASH		/* flinfo, erase, protect	*/
134 #undef CONFIG_CMD_FPGA		/* FPGA configuration Support	*/
135 #undef CONFIG_CMD_IMI		/* iminfo			*/
136 #undef CONFIG_CMD_IMLS		/* List all found images	*/
137 #undef CONFIG_CMD_NET		/* bootp, tftpboot, rarpboot	*/
138 #undef CONFIG_CMD_NFS		/* NFS support			*/
139 
140 #define CONFIG_SYS_NO_FLASH
141 #define CONFIG_HARD_I2C			1
142 #define CONFIG_SYS_I2C_SPEED		100000
143 #define CONFIG_SYS_I2C_SLAVE		1
144 #define CONFIG_SYS_I2C_BUS		0
145 #define CONFIG_SYS_I2C_BUS_SELECT	1
146 #define CONFIG_DRIVER_OMAP34XX_I2C	1
147 
148 /*
149  * TWL4030
150  */
151 #define CONFIG_TWL4030_POWER		1
152 #define CONFIG_TWL4030_LED		1
153 
154 /*
155  * Board NAND Info.
156  */
157 #define CONFIG_NAND_OMAP_GPMC
158 #define CONFIG_SYS_NAND_ADDR		NAND_BASE	/* physical address */
159 							/* to access nand */
160 #define CONFIG_SYS_NAND_BASE		NAND_BASE	/* physical address */
161 							/* to access nand at */
162 							/* CS0 */
163 #define GPMC_NAND_ECC_LP_x16_LAYOUT	1
164 
165 #define CONFIG_SYS_MAX_NAND_DEVICE	1		/* Max number of NAND */
166 							/* devices */
167 #define CONFIG_JFFS2_NAND
168 /* nand device jffs2 lives on */
169 #define CONFIG_JFFS2_DEV		"nand0"
170 /* start of jffs2 partition */
171 #define CONFIG_JFFS2_PART_OFFSET	0x680000
172 #define CONFIG_JFFS2_PART_SIZE		0xf980000	/* size of jffs2 */
173 							/* partition */
174 
175 /* Environment information */
176 #define CONFIG_BOOTDELAY		10
177 
178 #define CONFIG_EXTRA_ENV_SETTINGS \
179 	"loadaddr=0x82000000\0" \
180 	"usbtty=cdc_acm\0" \
181 	"console=ttyS2,115200n8\0" \
182 	"videomode=1024x768@60,vxres=1024,vyres=768\0" \
183 	"videospec=omapfb:vram:2M,vram:4M\0" \
184 	"mmcargs=setenv bootargs console=${console} " \
185 		"video=${videospec},mode:${videomode} " \
186 		"root=/dev/mmcblk0p2 rw " \
187 		"rootfstype=ext3 rootwait\0" \
188 	"nandargs=setenv bootargs console=${console} " \
189 		"video=${videospec},mode:${videomode} " \
190 		"root=/dev/mtdblock4 rw " \
191 		"rootfstype=jffs2\0" \
192 	"loadbootscript=fatload mmc 0 ${loadaddr} boot.scr\0" \
193 	"bootscript=echo Running bootscript from mmc ...; " \
194 		"source ${loadaddr}\0" \
195 	"loaduimage=fatload mmc 0 ${loadaddr} uImage\0" \
196 	"mmcboot=echo Booting from mmc ...; " \
197 		"run mmcargs; " \
198 		"bootm ${loadaddr}\0" \
199 	"nandboot=echo Booting from nand ...; " \
200 		"run nandargs; " \
201 		"nand read ${loadaddr} 280000 400000; " \
202 		"bootm ${loadaddr}\0" \
203 
204 #define CONFIG_BOOTCOMMAND \
205 	"if mmc init; then " \
206 		"if run loadbootscript; then " \
207 			"run bootscript; " \
208 		"else " \
209 			"if run loaduimage; then " \
210 				"run mmcboot; " \
211 			"else run nandboot; " \
212 			"fi; " \
213 		"fi; " \
214 	"else run nandboot; fi"
215 
216 #define CONFIG_AUTO_COMPLETE		1
217 /*
218  * Miscellaneous configurable options
219  */
220 #define CONFIG_SYS_LONGHELP		/* undef to save memory */
221 #define CONFIG_SYS_HUSH_PARSER		/* use "hush" command parser */
222 #define CONFIG_SYS_PROMPT_HUSH_PS2	"> "
223 #define CONFIG_SYS_PROMPT		"OMAP3 Zoom1 # "
224 #define CONFIG_SYS_CBSIZE		256	/* Console I/O Buffer Size */
225 /* Print Buffer Size */
226 #define CONFIG_SYS_PBSIZE		(CONFIG_SYS_CBSIZE + \
227 					sizeof(CONFIG_SYS_PROMPT) + 16)
228 #define CONFIG_SYS_MAXARGS		16	/* max number of command args */
229 /* Boot Argument Buffer Size */
230 #define CONFIG_SYS_BARGSIZE		(CONFIG_SYS_CBSIZE)
231 
232 #define CONFIG_SYS_MEMTEST_START	(OMAP34XX_SDRC_CS0)	/* memtest */
233 								/* works on */
234 #define CONFIG_SYS_MEMTEST_END		(OMAP34XX_SDRC_CS0 + \
235 					0x01F00000) /* 31MB */
236 
237 #define CONFIG_SYS_LOAD_ADDR		(OMAP34XX_SDRC_CS0)	/* default */
238 							/* load address */
239 
240 /*
241  * OMAP3 has 12 GP timers, they can be driven by the system clock
242  * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
243  * This rate is divided by a local divisor.
244  */
245 #define CONFIG_SYS_TIMERBASE		OMAP34XX_GPT2
246 #define CONFIG_SYS_PTV			2	/* Divisor: 2^(PTV+1) => 8 */
247 #define CONFIG_SYS_HZ			1000
248 
249 /*-----------------------------------------------------------------------
250  * Stack sizes
251  *
252  * The stack sizes are set up in start.S using the settings below
253  */
254 #define CONFIG_STACKSIZE	(128 << 10)	/* regular stack 128 KiB */
255 #ifdef CONFIG_USE_IRQ
256 #define CONFIG_STACKSIZE_IRQ	(4 << 10)	/* IRQ stack 4 KiB */
257 #define CONFIG_STACKSIZE_FIQ	(4 << 10)	/* FIQ stack 4 KiB */
258 #endif
259 
260 /*-----------------------------------------------------------------------
261  * Physical Memory Map
262  */
263 #define CONFIG_NR_DRAM_BANKS	2	/* CS1 may or may not be populated */
264 #define PHYS_SDRAM_1		OMAP34XX_SDRC_CS0
265 #define PHYS_SDRAM_1_SIZE	(32 << 20)	/* at least 32 MiB */
266 #define PHYS_SDRAM_2		OMAP34XX_SDRC_CS1
267 
268 /* SDRAM Bank Allocation method */
269 #define SDRC_R_B_C		1
270 
271 /*-----------------------------------------------------------------------
272  * FLASH and environment organization
273  */
274 
275 /* **** PISMO SUPPORT *** */
276 
277 /* Configure the PISMO */
278 #define PISMO1_NAND_SIZE		GPMC_SIZE_128M
279 #define PISMO1_ONEN_SIZE		GPMC_SIZE_128M
280 
281 #define CONFIG_SYS_MAX_FLASH_SECT	520	/* max number of sectors on */
282 						/* one chip */
283 #define CONFIG_SYS_MAX_FLASH_BANKS	2	/* max number of flash banks */
284 #define CONFIG_SYS_MONITOR_LEN		(256 << 10)	/* Reserve 2 sectors */
285 
286 #define CONFIG_SYS_FLASH_BASE		boot_flash_base
287 
288 /* Monitor at start of flash */
289 #define CONFIG_SYS_MONITOR_BASE		CONFIG_SYS_FLASH_BASE
290 #define CONFIG_SYS_ONENAND_BASE		ONENAND_MAP
291 
292 #define CONFIG_ENV_IS_IN_NAND		1
293 #define ONENAND_ENV_OFFSET		0x260000 /* environment starts here */
294 #define SMNAND_ENV_OFFSET		0x260000 /* environment starts here */
295 
296 #define CONFIG_SYS_ENV_SECT_SIZE	boot_flash_sec
297 #define CONFIG_ENV_OFFSET		boot_flash_off
298 #define CONFIG_ENV_ADDR			SMNAND_ENV_OFFSET
299 
300 /*-----------------------------------------------------------------------
301  * CFI FLASH driver setup
302  */
303 /* timeout values are in ticks */
304 #define CONFIG_SYS_FLASH_ERASE_TOUT	(100 * CONFIG_SYS_HZ)
305 #define CONFIG_SYS_FLASH_WRITE_TOUT	(100 * CONFIG_SYS_HZ)
306 
307 /* Flash banks JFFS2 should use */
308 #define CONFIG_SYS_MAX_MTD_BANKS	(CONFIG_SYS_MAX_FLASH_BANKS + \
309 					CONFIG_SYS_MAX_NAND_DEVICE)
310 #define CONFIG_SYS_JFFS2_MEM_NAND
311 /* use flash_info[2] */
312 #define CONFIG_SYS_JFFS2_FIRST_BANK	CONFIG_SYS_MAX_FLASH_BANKS
313 #define CONFIG_SYS_JFFS2_NUM_BANKS	1
314 
315 #ifndef __ASSEMBLY__
316 extern unsigned int boot_flash_base;
317 extern volatile unsigned int boot_flash_env_addr;
318 extern unsigned int boot_flash_off;
319 extern unsigned int boot_flash_sec;
320 extern unsigned int boot_flash_type;
321 #endif
322 
323 #endif				/* __CONFIG_H */
324