1 /*
2  * (C) Copyright 2008-2010
3  * Gražvydas Ignotas <notasas@gmail.com>
4  *
5  * Configuration settings for the OMAP3 Pandora.
6  *
7  * This program is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU General Public License as
9  * published by the Free Software Foundation; either version 2 of
10  * the License, or (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program; if not, write to the Free Software
19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
20  * MA 02111-1307 USA
21  */
22 
23 #ifndef __CONFIG_H
24 #define __CONFIG_H
25 
26 /*
27  * High Level Configuration Options
28  */
29 #define CONFIG_OMAP		1	/* in a TI OMAP core */
30 #define CONFIG_OMAP34XX		1	/* which is a 34XX */
31 #define CONFIG_OMAP3_PANDORA	1	/* working with pandora */
32 #define CONFIG_OMAP_GPIO
33 
34 #define CONFIG_SDRC	/* The chip has SDRC controller */
35 
36 #include <asm/arch/cpu.h>	/* get chip and board defs */
37 #include <asm/arch/omap3.h>
38 
39 /*
40  * Display CPU and Board information
41  */
42 #define CONFIG_DISPLAY_CPUINFO		1
43 #define CONFIG_DISPLAY_BOARDINFO	1
44 
45 /* Clock Defines */
46 #define V_OSCK			26000000	/* Clock output from T2 */
47 #define V_SCLK			(V_OSCK >> 1)
48 
49 #define CONFIG_MISC_INIT_R
50 
51 #define CONFIG_CMDLINE_TAG		1	/* enable passing of ATAGs */
52 #define CONFIG_SETUP_MEMORY_TAGS	1
53 #define CONFIG_INITRD_TAG		1
54 #define CONFIG_REVISION_TAG		1
55 
56 #define CONFIG_OF_LIBFDT		1
57 
58 /*
59  * Size of malloc() pool
60  */
61 #define CONFIG_ENV_SIZE			(128 << 10)	/* 128 KiB */
62 #define CONFIG_SYS_MALLOC_LEN		(1024 * 1024 + CONFIG_ENV_SIZE)
63 
64 /*
65  * Hardware drivers
66  */
67 
68 #define CONFIG_SYS_CONSOLE_IS_IN_ENV	1
69 #define CONFIG_SYS_DEVICE_NULLDEV	1
70 
71 /* USB */
72 #define CONFIG_MUSB_UDC			1
73 #define CONFIG_USB_OMAP3		1
74 #define CONFIG_TWL4030_USB		1
75 
76 /* USB device configuration */
77 #define CONFIG_USB_DEVICE		1
78 #define CONFIG_USB_TTY			1
79 
80 /*
81  * NS16550 Configuration
82  */
83 #define V_NS16550_CLK			48000000	/* 48MHz (APLL96/2) */
84 
85 #define CONFIG_SYS_NS16550
86 #define CONFIG_SYS_NS16550_SERIAL
87 #define CONFIG_SYS_NS16550_REG_SIZE	(-4)
88 #define CONFIG_SYS_NS16550_CLK		V_NS16550_CLK
89 
90 /*
91  * select serial console configuration
92  */
93 #define CONFIG_CONS_INDEX		3
94 #define CONFIG_SYS_NS16550_COM3		OMAP34XX_UART3
95 #define CONFIG_SERIAL3			3
96 
97 /* allow to overwrite serial and ethaddr */
98 #define CONFIG_ENV_OVERWRITE
99 #define CONFIG_BAUDRATE			115200
100 #define CONFIG_SYS_BAUDRATE_TABLE	{4800, 9600, 19200, 38400, 57600, \
101 					115200}
102 #define CONFIG_GENERIC_MMC		1
103 #define CONFIG_MMC			1
104 #define CONFIG_OMAP_HSMMC		1
105 #define CONFIG_DOS_PARTITION		1
106 
107 /* commands to include */
108 #include <config_cmd_default.h>
109 
110 #define CONFIG_CMD_EXT2		/* EXT2 Support			*/
111 #define CONFIG_CMD_FAT		/* FAT support			*/
112 
113 #define CONFIG_CMD_I2C		/* I2C serial bus support	*/
114 #define CONFIG_CMD_MMC		/* MMC support			*/
115 #define CONFIG_CMD_NAND		/* NAND support			*/
116 #define CONFIG_CMD_CACHE	/* Cache control		*/
117 
118 #undef CONFIG_CMD_FLASH		/* flinfo, erase, protect	*/
119 #undef CONFIG_CMD_FPGA		/* FPGA configuration Support	*/
120 #undef CONFIG_CMD_IMI		/* iminfo			*/
121 #undef CONFIG_CMD_IMLS		/* List all found images	*/
122 #undef CONFIG_CMD_NET		/* bootp, tftpboot, rarpboot	*/
123 #undef CONFIG_CMD_NFS		/* NFS support			*/
124 
125 #define CONFIG_SYS_NO_FLASH
126 #define CONFIG_HARD_I2C			1
127 #define CONFIG_SYS_I2C_SPEED		100000
128 #define CONFIG_SYS_I2C_SLAVE		1
129 #define CONFIG_DRIVER_OMAP34XX_I2C	1
130 
131 /*
132  * TWL4030
133  */
134 #define CONFIG_TWL4030_POWER		1
135 #define CONFIG_TWL4030_LED		1
136 
137 /*
138  * Board NAND Info.
139  */
140 #define CONFIG_NAND_OMAP_GPMC
141 #define CONFIG_SYS_NAND_ADDR		NAND_BASE	/* physical address */
142 							/* to access nand */
143 #define CONFIG_SYS_NAND_BASE		NAND_BASE	/* physical address */
144 							/* to access nand */
145 							/* at CS0 */
146 #define GPMC_NAND_ECC_LP_x16_LAYOUT	1
147 
148 #define CONFIG_SYS_MAX_NAND_DEVICE	1	/* Max number of NAND */
149 						/* devices */
150 
151 #ifdef CONFIG_CMD_NAND
152 #define CONFIG_CMD_MTDPARTS
153 #define CONFIG_MTD_PARTITIONS
154 #define CONFIG_MTD_DEVICE
155 #define CONFIG_CMD_UBI
156 #define CONFIG_CMD_UBIFS
157 #define CONFIG_RBTREE
158 #define CONFIG_LZO
159 
160 #define MTDIDS_DEFAULT			"nand0=nand"
161 #define MTDPARTS_DEFAULT		"mtdparts=nand:512k(xloader),"\
162 					"1920k(uboot),128k(uboot-env),"\
163 					"10m(boot),-(rootfs)"
164 #else
165 #define MTDPARTS_DEFAULT
166 #endif
167 
168 /* Environment information */
169 #define CONFIG_BOOTDELAY		1
170 
171 #define CONFIG_EXTRA_ENV_SETTINGS \
172 	"usbtty=cdc_acm\0" \
173 	"loadaddr=0x82000000\0" \
174 	"bootargs=ubi.mtd=4 ubi.mtd=3 root=ubi0:rootfs rootfstype=ubifs " \
175 		"rw rootflags=bulk_read vram=6272K omapfb.vram=0:3000K\0" \
176 	"mtdparts=" MTDPARTS_DEFAULT "\0" \
177 
178 #define CONFIG_BOOTCOMMAND \
179 	"if mmc rescan && fatload mmc1 0 ${loadaddr} autoboot.scr || " \
180 			"ext2load mmc1 0 ${loadaddr} autoboot.scr; then " \
181 		"source ${loadaddr}; " \
182 	"fi; " \
183 	"ubi part boot && ubifsmount boot && ubifsload ${loadaddr} uImage && bootm ${loadaddr}"
184 
185 #define CONFIG_AUTO_COMPLETE	1
186 /*
187  * Miscellaneous configurable options
188  */
189 #define CONFIG_SYS_LONGHELP		/* undef to save memory */
190 #define CONFIG_SYS_HUSH_PARSER		/* use "hush" command parser */
191 #define CONFIG_SYS_PROMPT		"Pandora # "
192 #define CONFIG_SYS_CBSIZE		512	/* Console I/O Buffer Size */
193 /* Print Buffer Size */
194 #define CONFIG_SYS_PBSIZE		(CONFIG_SYS_CBSIZE + \
195 					sizeof(CONFIG_SYS_PROMPT) + 16)
196 #define CONFIG_SYS_MAXARGS		16	/* max number of command */
197 						/* args */
198 /* Boot Argument Buffer Size */
199 #define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE
200 /* memtest works on */
201 #define CONFIG_SYS_MEMTEST_START	(OMAP34XX_SDRC_CS0)
202 #define CONFIG_SYS_MEMTEST_END		(OMAP34XX_SDRC_CS0 + \
203 					0x01F00000) /* 31MB */
204 
205 #define CONFIG_SYS_LOAD_ADDR		(OMAP34XX_SDRC_CS0) /* default load */
206 								/* address */
207 
208 /*
209  * OMAP3 has 12 GP timers, they can be driven by the system clock
210  * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
211  * This rate is divided by a local divisor.
212  */
213 #define CONFIG_SYS_TIMERBASE		OMAP34XX_GPT2
214 #define CONFIG_SYS_PTV			2	/* Divisor: 2^(PTV+1) => 8 */
215 #define CONFIG_SYS_HZ			1000
216 
217 /*-----------------------------------------------------------------------
218  * Physical Memory Map
219  */
220 #define CONFIG_NR_DRAM_BANKS	2	/* CS1 may or may not be populated */
221 #define PHYS_SDRAM_1		OMAP34XX_SDRC_CS0
222 #define PHYS_SDRAM_2		OMAP34XX_SDRC_CS1
223 
224 #define CONFIG_SYS_TEXT_BASE		0x80008000
225 #define CONFIG_SYS_SDRAM_BASE		PHYS_SDRAM_1
226 #define CONFIG_SYS_INIT_RAM_ADDR	0x4020f800
227 #define CONFIG_SYS_INIT_RAM_SIZE	0x800
228 #define CONFIG_SYS_INIT_SP_ADDR		(CONFIG_SYS_INIT_RAM_ADDR + \
229 					CONFIG_SYS_INIT_RAM_SIZE - \
230 					GENERATED_GBL_DATA_SIZE)
231 
232 /*-----------------------------------------------------------------------
233  * FLASH and environment organization
234  */
235 
236 /* **** PISMO SUPPORT *** */
237 
238 /* Configure the PISMO */
239 #define PISMO1_NAND_SIZE		GPMC_SIZE_128M
240 #define PISMO1_ONEN_SIZE		GPMC_SIZE_128M
241 
242 #define CONFIG_SYS_MONITOR_LEN		(256 << 10)	/* Reserve 2 sectors */
243 
244 #if defined(CONFIG_CMD_NAND)
245 #define CONFIG_SYS_FLASH_BASE		PISMO1_NAND_BASE
246 #endif
247 
248 /* Monitor at start of flash */
249 #define CONFIG_SYS_MONITOR_BASE		CONFIG_SYS_FLASH_BASE
250 
251 #define CONFIG_ENV_IS_IN_NAND		1
252 #define SMNAND_ENV_OFFSET		0x260000 /* environment starts here */
253 
254 #define CONFIG_SYS_ENV_SECT_SIZE	(128 << 10)	/* 128 KiB */
255 #define CONFIG_ENV_OFFSET		SMNAND_ENV_OFFSET
256 #define CONFIG_ENV_ADDR			SMNAND_ENV_OFFSET
257 
258 #define CONFIG_SYS_CACHELINE_SIZE	64
259 
260 #endif				/* __CONFIG_H */
261