1 /*
2  * (C) Copyright 2009
3  * Vipin Kumar, STMicroelectronics, <vipin.kumar@st.com>
4  *
5  * See file CREDITS for list of people who contributed to this
6  * project.
7  *
8  * This program is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU General Public License as
10  * published by the Free Software Foundation; either version 2 of
11  * the License, or (at your option) any later version.
12  *
13  * This program is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16  * GNU General Public License for more details.
17  *
18  * You should have received a copy of the GNU General Public License
19  * along with this program; if not, write to the Free Software
20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21  * MA 02111-1307 USA
22  */
23 
24 #ifndef _SPEAR_COMMON_H
25 #define _SPEAR_COMMON_H
26 /*
27  * Common configurations used for both spear3xx as well as spear6xx
28  */
29 
30 /* USBD driver configuration */
31 #define CONFIG_DW_UDC
32 #define CONFIG_USB_DEVICE
33 #define CONFIG_USB_TTY
34 
35 #define CONFIG_USBD_PRODUCT_NAME		"SPEAr SoC"
36 #define CONFIG_USBD_MANUFACTURER		"ST Microelectronics"
37 
38 #if defined(CONFIG_USB_TTY)
39 #define CONFIG_EXTRA_ENV_USBTTY			"usbtty=cdc_acm\0"
40 #endif
41 
42 /* I2C driver configuration */
43 #define CONFIG_HARD_I2C
44 #define CONFIG_DW_I2C
45 #define CONFIG_SYS_I2C_SPEED			400000
46 #define CONFIG_SYS_I2C_SLAVE			0x02
47 
48 #define CONFIG_I2C_CHIPADDRESS			0x50
49 
50 /* Timer, HZ specific defines */
51 #define CONFIG_SYS_HZ				(1000)
52 #define CONFIG_SYS_HZ_CLOCK			(8300000)
53 
54 /* Flash configuration */
55 #if defined(CONFIG_FLASH_PNOR)
56 #define CONFIG_SPEAR_EMI			1
57 #else
58 #define CONFIG_SPEARSMI				1
59 #endif
60 
61 #if defined(CONFIG_SPEARSMI)
62 
63 #define CONFIG_SYS_MAX_FLASH_BANKS		2
64 #define CONFIG_SYS_FLASH_BASE			(0xF8000000)
65 #define CONFIG_SYS_CS1_FLASH_BASE		(0xF9000000)
66 #define CONFIG_SYS_FLASH_BANK_SIZE		(0x01000000)
67 #define CONFIG_SYS_FLASH_ADDR_BASE		{CONFIG_SYS_FLASH_BASE, \
68 						CONFIG_SYS_CS1_FLASH_BASE}
69 #define CONFIG_SYS_MAX_FLASH_SECT		128
70 
71 #define CONFIG_SYS_FLASH_EMPTY_INFO		1
72 #define CONFIG_SYS_FLASH_ERASE_TOUT		(3 * CONFIG_SYS_HZ)
73 #define CONFIG_SYS_FLASH_WRITE_TOUT		(3 * CONFIG_SYS_HZ)
74 
75 #endif
76 
77 /*
78  * Serial Configuration (PL011)
79  * CONFIG_PL01x_PORTS is defined in specific files
80  */
81 #define CONFIG_PL011_SERIAL
82 #define CONFIG_PL011_CLOCK			(48 * 1000 * 1000)
83 #define CONFIG_CONS_INDEX			0
84 #define CONFIG_BAUDRATE				115200
85 #define CONFIG_SYS_BAUDRATE_TABLE		{ 9600, 19200, 38400, \
86 						57600, 115200 }
87 
88 #define CONFIG_SYS_LOADS_BAUD_CHANGE
89 
90 /* NAND FLASH Configuration */
91 #define CONFIG_MTD_DEVICE
92 #define CONFIG_MTD_PARTITIONS
93 #define CONFIG_NAND_SPEAR			1
94 #define CONFIG_SYS_MAX_NAND_DEVICE		1
95 #define CONFIG_MTD_NAND_VERIFY_WRITE		1
96 
97 /*
98  * Command support defines
99  */
100 #define CONFIG_CMD_I2C
101 #define CONFIG_CMD_NAND
102 #define CONFIG_CMD_ENV
103 #define CONFIG_CMD_MEMORY
104 #define CONFIG_CMD_RUN
105 #define CONFIG_CMD_SAVES
106 
107 /* This must be included AFTER the definition of CONFIG_COMMANDS (if any) */
108 #include <config_cmd_default.h>
109 #undef CONFIG_CMD_NET
110 #undef CONFIG_CMD_NFS
111 
112 /*
113  * Default Environment Varible definitions
114  */
115 #if defined(CONFIG_SPEAR_USBTTY)
116 #define CONFIG_BOOTDELAY			-1
117 #else
118 #define CONFIG_BOOTDELAY			1
119 #endif
120 
121 #define CONFIG_ENV_OVERWRITE
122 
123 /*
124  * U-Boot Environment placing definitions.
125  */
126 #if defined(CONFIG_ENV_IS_IN_FLASH)
127 #ifdef CONFIG_SPEARSMI
128 /*
129  * Environment is in serial NOR flash
130  */
131 #define CONFIG_SYS_MONITOR_LEN			0x00040000
132 #define CONFIG_ENV_SECT_SIZE			0x00010000
133 #define CONFIG_FSMTDBLK				"/dev/mtdblock8 "
134 
135 #define CONFIG_BOOTCOMMAND			"bootm 0xf8050000"
136 
137 #elif defined(CONFIG_SPEAR_EMI)
138 /*
139  * Environment is in parallel NOR flash
140  */
141 #define CONFIG_SYS_MONITOR_LEN			0x00060000
142 #define CONFIG_ENV_SECT_SIZE			0x00020000
143 #define CONFIG_FSMTDBLK				"/dev/mtdblock3 "
144 
145 #define CONFIG_BOOTCOMMAND			"cp.b 0x50080000 0x1600000 " \
146 						"0x4C0000; bootm 0x1600000"
147 #endif
148 
149 #define CONFIG_SYS_MONITOR_BASE			CONFIG_SYS_FLASH_BASE
150 #define CONFIG_ENV_ADDR				(CONFIG_SYS_MONITOR_BASE + \
151 						CONFIG_SYS_MONITOR_LEN)
152 #elif defined(CONFIG_ENV_IS_IN_NAND)
153 /*
154  * Environment is in NAND
155  */
156 
157 #define CONFIG_ENV_OFFSET			0x60000
158 #define CONFIG_ENV_RANGE			0x10000
159 #define CONFIG_FSMTDBLK				"/dev/mtdblock12 "
160 
161 #define CONFIG_BOOTCOMMAND			"nand read.jffs2 0x1600000 " \
162 						"0x80000 0x4C0000; " \
163 						"bootm 0x1600000"
164 #endif
165 
166 #define CONFIG_BOOTARGS_NFS			"root=/dev/nfs ip=dhcp " \
167 						"console=ttyS0 init=/bin/sh"
168 #define CONFIG_BOOTARGS				"console=ttyS0 mem=128M "  \
169 						"root="CONFIG_FSMTDBLK \
170 						"rootfstype=jffs2"
171 
172 #define CONFIG_ENV_SIZE				0x02000
173 
174 /* Miscellaneous configurable options */
175 #define CONFIG_BOOT_PARAMS_ADDR			0x00000100
176 #define CONFIG_CMDLINE_TAG			1
177 #define CONFIG_SETUP_MEMORY_TAGS		1
178 #define CONFIG_MISC_INIT_R			1
179 #define CONFIG_ZERO_BOOTDELAY_CHECK		1
180 #define CONFIG_AUTOBOOT_KEYED			1
181 #define CONFIG_AUTOBOOT_STOP_STR		" "
182 #define CONFIG_AUTOBOOT_PROMPT			\
183 		"Hit SPACE in %d seconds to stop autoboot.\n", bootdelay
184 
185 #define CONFIG_SYS_MEMTEST_START		0x00800000
186 #define CONFIG_SYS_MEMTEST_END			0x04000000
187 #define CONFIG_SYS_MALLOC_LEN			(1024*1024)
188 #define CONFIG_IDENT_STRING			"-SPEAr"
189 #define CONFIG_SYS_LONGHELP
190 #define CONFIG_SYS_PROMPT			"u-boot> "
191 #define CONFIG_CMDLINE_EDITING
192 #define CONFIG_SYS_CBSIZE			256
193 #define CONFIG_SYS_PBSIZE			(CONFIG_SYS_CBSIZE + \
194 						sizeof(CONFIG_SYS_PROMPT) + 16)
195 #define CONFIG_SYS_MAXARGS			16
196 #define CONFIG_SYS_BARGSIZE			CONFIG_SYS_CBSIZE
197 #define CONFIG_SYS_LOAD_ADDR			0x00800000
198 #define CONFIG_SYS_CONSOLE_INFO_QUIET		1
199 #define CONFIG_SYS_64BIT_VSPRINTF		1
200 
201 #define CONFIG_EXTRA_ENV_SETTINGS		CONFIG_EXTRA_ENV_USBTTY
202 
203 /* Stack sizes */
204 #define CONFIG_STACKSIZE			(128*1024)
205 
206 #ifdef CONFIG_USE_IRQ
207 #define CONFIG_STACKSIZE_IRQ			(4*1024)
208 #define CONFIG_STACKSIZE_FIQ			(4*1024)
209 #endif
210 
211 /* Physical Memory Map */
212 #define CONFIG_NR_DRAM_BANKS			1
213 #define PHYS_SDRAM_1				0x00000000
214 #define PHYS_SDRAM_1_MAXSIZE			0x40000000
215 
216 #define CONFIG_SYS_SDRAM_BASE			PHYS_SDRAM_1
217 #define CONFIG_SYS_INIT_RAM_ADDR		0xD2800000
218 #define CONFIG_SYS_INIT_RAM_SIZE		0x2000
219 
220 #define CONFIG_SYS_INIT_SP_OFFSET		\
221 	(CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
222 
223 #define CONFIG_SYS_INIT_SP_ADDR			\
224 	(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
225 
226 #endif
227