1 /*
2  * (C) Copyright 2010
3  * Texas Instruments Incorporated.
4  * Steve Sakoman  <steve@sakoman.com>
5  *
6  * Configuration settings for the TI OMAP4 Panda board.
7  *
8  * See file CREDITS for list of people who contributed to this
9  * project.
10  *
11  * This program is free software; you can redistribute it and/or
12  * modify it under the terms of the GNU General Public License as
13  * published by the Free Software Foundation; either version 2 of
14  * the License, or (at your option) any later version.
15  *
16  * This program is distributed in the hope that it will be useful,
17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
19  * GNU General Public License for more details.
20  *
21  * You should have received a copy of the GNU General Public License
22  * along with this program; if not, write to the Free Software
23  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
24  * MA 02111-1307 USA
25  */
26 
27 #ifndef __CONFIG_H
28 #define __CONFIG_H
29 
30 /*
31  * High Level Configuration Options
32  */
33 #define CONFIG_ARMV7		1	/* This is an ARM V7 CPU core */
34 #define CONFIG_OMAP		1	/* in a TI OMAP core */
35 #define CONFIG_OMAP44XX		1	/* which is a 44XX */
36 #define CONFIG_OMAP4430		1	/* which is in a 4430 */
37 #define CONFIG_PANDA		1	/* working with Panda */
38 #define CONFIG_ARCH_CPU_INIT
39 
40 /* Get CPU defs */
41 #include <asm/arch/cpu.h>
42 #include <asm/arch/omap4.h>
43 
44 /* Display CPU and Board Info */
45 #define CONFIG_DISPLAY_CPUINFO		1
46 #define CONFIG_DISPLAY_BOARDINFO	1
47 
48 /* Keep L2 Cache Disabled */
49 #define CONFIG_L2_OFF			1
50 
51 /* Clock Defines */
52 #define V_OSCK			38400000	/* Clock output from T2 */
53 #define V_SCLK                   V_OSCK
54 
55 #undef CONFIG_USE_IRQ				/* no support for IRQs */
56 #define CONFIG_MISC_INIT_R
57 
58 #define CONFIG_CMDLINE_TAG		1	/* enable passing of ATAGs */
59 #define CONFIG_SETUP_MEMORY_TAGS	1
60 #define CONFIG_INITRD_TAG		1
61 #define CONFIG_REVISION_TAG		1
62 
63 #define CONFIG_OF_LIBFDT		1
64 
65 /*
66  * Size of malloc() pool
67  * Total Size Environment - 256k
68  * Malloc - add 256k
69  */
70 #define CONFIG_ENV_SIZE			(256 << 10)
71 #define CONFIG_SYS_MALLOC_LEN		(CONFIG_ENV_SIZE + (256 << 10))
72 						/* initial data */
73 /* Vector Base */
74 #define CONFIG_SYS_CA9_VECTOR_BASE	SRAM_ROM_VECT_BASE
75 
76 /*
77  * Hardware drivers
78  */
79 
80 /*
81  * serial port - NS16550 compatible
82  */
83 #define V_NS16550_CLK			48000000
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 #define CONFIG_CONS_INDEX		3
90 #define CONFIG_SYS_NS16550_COM3		UART3_BASE
91 
92 #define CONFIG_ENV_IS_NOWHERE
93 #define CONFIG_BAUDRATE			115200
94 #define CONFIG_SYS_BAUDRATE_TABLE	{4800, 9600, 19200, 38400, 57600,\
95 					115200}
96 
97 /* I2C  */
98 #define CONFIG_HARD_I2C			1
99 #define CONFIG_SYS_I2C_SPEED		100000
100 #define CONFIG_SYS_I2C_SLAVE		1
101 #define CONFIG_SYS_I2C_BUS		0
102 #define CONFIG_SYS_I2C_BUS_SELECT	1
103 #define CONFIG_DRIVER_OMAP34XX_I2C	1
104 #define CONFIG_I2C_MULTI_BUS		1
105 
106 /* TWL6030 */
107 #define CONFIG_TWL6030_POWER		1
108 
109 /* MMC */
110 #define CONFIG_GENERIC_MMC		1
111 #define CONFIG_MMC			1
112 #define CONFIG_OMAP_HSMMC		1
113 #define CONFIG_SYS_MMC_SET_DEV		1
114 #define CONFIG_DOS_PARTITION		1
115 
116 /* USB */
117 #define CONFIG_MUSB_UDC			1
118 #define CONFIG_USB_OMAP3		1
119 
120 /* USB device configuration */
121 #define CONFIG_USB_DEVICE		1
122 #define CONFIG_USB_TTY			1
123 #define CONFIG_SYS_CONSOLE_IS_IN_ENV	1
124 
125 /* Flash */
126 #define CONFIG_SYS_NO_FLASH	1
127 
128 /* commands to include */
129 #include <config_cmd_default.h>
130 
131 /* Enabled commands */
132 #define CONFIG_CMD_EXT2		/* EXT2 Support                 */
133 #define CONFIG_CMD_FAT		/* FAT support                  */
134 #define CONFIG_CMD_I2C		/* I2C serial bus support	*/
135 #define CONFIG_CMD_MMC		/* MMC support                  */
136 
137 /* Disabled commands */
138 #undef CONFIG_CMD_NET
139 #undef CONFIG_CMD_NFS
140 #undef CONFIG_CMD_FPGA		/* FPGA configuration Support   */
141 #undef CONFIG_CMD_IMLS		/* List all found images        */
142 
143 /*
144  * Environment setup
145  */
146 
147 #define CONFIG_BOOTDELAY	3
148 
149 #define CONFIG_ENV_OVERWRITE
150 
151 #define CONFIG_EXTRA_ENV_SETTINGS \
152 	"loadaddr=0x82000000\0" \
153 	"console=ttyS2,115200n8\0" \
154 	"usbtty=cdc_acm\0" \
155 	"vram=16M\0" \
156 	"mmcdev=0\0" \
157 	"mmcroot=/dev/mmcblk0p2 rw\0" \
158 	"mmcrootfstype=ext3 rootwait\0" \
159 	"mmcargs=setenv bootargs console=${console} " \
160 		"vram=${vram} " \
161 		"root=${mmcroot} " \
162 		"rootfstype=${mmcrootfstype}\0" \
163 	"loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
164 	"bootscript=echo Running bootscript from mmc${mmcdev} ...; " \
165 		"source ${loadaddr}\0" \
166 	"loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
167 	"mmcboot=echo Booting from mmc${mmcdev} ...; " \
168 		"run mmcargs; " \
169 		"bootm ${loadaddr}\0" \
170 
171 #define CONFIG_BOOTCOMMAND \
172 	"if mmc rescan ${mmcdev}; then " \
173 		"if run loadbootscript; then " \
174 			"run bootscript; " \
175 		"else " \
176 			"if run loaduimage; then " \
177 				"run mmcboot; " \
178 			"fi; " \
179 		"fi; " \
180 	"fi"
181 
182 #define CONFIG_AUTO_COMPLETE		1
183 
184 /*
185  * Miscellaneous configurable options
186  */
187 
188 #define CONFIG_SYS_LONGHELP	/* undef to save memory */
189 #define CONFIG_SYS_HUSH_PARSER	/* use "hush" command parser */
190 #define CONFIG_SYS_PROMPT_HUSH_PS2	"> "
191 #define CONFIG_SYS_PROMPT		"Panda # "
192 #define CONFIG_SYS_CBSIZE		256
193 /* Print Buffer Size */
194 #define CONFIG_SYS_PBSIZE		(CONFIG_SYS_CBSIZE + \
195 					sizeof(CONFIG_SYS_PROMPT) + 16)
196 #define CONFIG_SYS_MAXARGS		16
197 /* Boot Argument Buffer Size */
198 #define CONFIG_SYS_BARGSIZE		(CONFIG_SYS_CBSIZE)
199 
200 /*
201  * memtest setup
202  */
203 #define CONFIG_SYS_MEMTEST_START	0x80000000
204 #define CONFIG_SYS_MEMTEST_END		(CONFIG_SYS_MEMTEST_START + (32 << 20))
205 
206 /* Default load address */
207 #define CONFIG_SYS_LOAD_ADDR		0x80000000
208 
209 /* Use General purpose timer 1 */
210 #define CONFIG_SYS_TIMERBASE		GPT2_BASE
211 #define CONFIG_SYS_PTV			2	/* Divisor: 2^(PTV+1) => 8 */
212 #define CONFIG_SYS_HZ			1000
213 
214 /*
215  * Stack sizes
216  *
217  * The stack sizes are set up in start.S using the settings below
218  */
219 #define CONFIG_STACKSIZE	(128 << 10)	/* Regular stack */
220 #ifdef CONFIG_USE_IRQ
221 #define CONFIG_STACKSIZE_IRQ	(4 << 10)	/* IRQ stack */
222 #define CONFIG_STACKSIZE_FIQ	(4 << 10)	/* FIQ stack */
223 #endif
224 
225 /*
226  * SDRAM Memory Map
227  * Even though we use two CS all the memory
228  * is mapped to one contiguous block
229  */
230 #define CONFIG_NR_DRAM_BANKS	1
231 
232 #define CONFIG_SYS_SDRAM_BASE		0x80000000
233 #define CONFIG_SYS_INIT_RAM_ADDR	0x4030D800
234 #define CONFIG_SYS_INIT_RAM_SIZE	0x800
235 #define CONFIG_SYS_INIT_SP_ADDR		(CONFIG_SYS_INIT_RAM_ADDR + \
236 					 CONFIG_SYS_INIT_RAM_SIZE - \
237 					 GENERATED_GBL_DATA_SIZE)
238 
239 #endif /* __CONFIG_H */
240