xref: /openbmc/u-boot/include/configs/km/km_arm.h (revision ae03661f)
1 /*
2  * (C) Copyright 2009
3  * Marvell Semiconductor <www.marvell.com>
4  * Prafulla Wadaskar <prafulla@marvell.com>
5  *
6  * (C) Copyright 2009
7  * Stefan Roese, DENX Software Engineering, sr@denx.de.
8  *
9  * (C) Copyright 2010-2011
10  * Heiko Schocher, DENX Software Engineering, hs@denx.de.
11  *
12  * See file CREDITS for list of people who contributed to this
13  * project.
14  *
15  * This program is free software; you can redistribute it and/or
16  * modify it under the terms of the GNU General Public License as
17  * published by the Free Software Foundation; either version 2 of
18  * the License, or (at your option) any later version.
19  *
20  * This program is distributed in the hope that it will be useful,
21  * but WITHOUT ANY WARRANTY; without even the implied warranty of
22  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
23  * GNU General Public License for more details.
24  *
25  * You should have received a copy of the GNU General Public License
26  * along with this program; if not, write to the Free Software
27  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
28  * MA 02110-1301 USA
29  */
30 
31 /*
32  * for linking errors see
33  * http://lists.denx.de/pipermail/u-boot/2009-July/057350.html
34  */
35 
36 #ifndef _CONFIG_KM_ARM_H
37 #define _CONFIG_KM_ARM_H
38 
39 /* We got removed from Linux mach-types.h */
40 #define MACH_TYPE_KM_KIRKWOOD          2255
41 
42 /*
43  * High Level Configuration Options (easy to change)
44  */
45 #define CONFIG_MARVELL
46 #define CONFIG_FEROCEON_88FR131		/* CPU Core subversion */
47 #define CONFIG_KIRKWOOD			/* SOC Family Name */
48 #define CONFIG_KW88F6281		/* SOC Name */
49 #define CONFIG_MACH_KM_KIRKWOOD		/* Machine type */
50 
51 #define CONFIG_MACH_TYPE	MACH_TYPE_KM_KIRKWOOD
52 
53 /* include common defines/options for all Keymile boards */
54 #include "keymile-common.h"
55 
56 #define CONFIG_CMD_NAND
57 #define CONFIG_CMD_SF
58 #define CONFIG_SOFT_I2C		/* I2C bit-banged	*/
59 
60 #include "asm/arch/config.h"
61 
62 #define CONFIG_SYS_TEXT_BASE	0x07d00000	/* code address before reloc */
63 #define CONFIG_SYS_MEMTEST_START 0x00400000	/* 4M */
64 #define CONFIG_SYS_MEMTEST_END	0x007fffff	/*(_8M -1) */
65 #define CONFIG_SYS_LOAD_ADDR	0x00800000	/* default load adr- 8M */
66 
67 /* pseudo-non volatile RAM [hex] */
68 #define CONFIG_KM_PNVRAM	0x80000
69 /* physical RAM MTD size [hex] */
70 #define CONFIG_KM_PHRAM		0x17F000
71 
72 #define CONFIG_KM_CRAMFS_ADDR	0x2400000
73 #define CONFIG_KM_KERNEL_ADDR	0x2000000	/* 4096KBytes */
74 
75 /* architecture specific default bootargs */
76 #define CONFIG_KM_DEF_BOOT_ARGS_CPU					\
77 		"bootcountaddr=${bootcountaddr} ${mtdparts}"		\
78 		" boardid=0x${IVM_BoardId} hwkey=0x${IVM_HWKey}"
79 
80 #define CONFIG_KM_DEF_ENV_CPU						\
81 	"boot=bootm ${load_addr_r} - -\0"				\
82 	"cramfsloadfdt=true\0"						\
83 	"u-boot="xstr(CONFIG_HOSTNAME) "/u-boot.kwb\0"			\
84 	CONFIG_KM_DEF_ENV_UPDATE					\
85 	""
86 
87 #define CONFIG_SKIP_LOWLEVEL_INIT	/* disable board lowlevel_init */
88 #define CONFIG_MISC_INIT_R
89 
90 /*
91  * NS16550 Configuration
92  */
93 #define CONFIG_SYS_NS16550
94 #define CONFIG_SYS_NS16550_SERIAL
95 #define CONFIG_SYS_NS16550_REG_SIZE	(-4)
96 #define CONFIG_SYS_NS16550_CLK		CONFIG_SYS_TCLK
97 #define CONFIG_SYS_NS16550_COM1		KW_UART0_BASE
98 #define CONFIG_SYS_NS16550_COM2		KW_UART1_BASE
99 
100 /*
101  * Serial Port configuration
102  * The following definitions let you select what serial you want to use
103  * for your console driver.
104  */
105 
106 #define CONFIG_CONS_INDEX	1	/* Console on UART0 */
107 
108 /*
109  * For booting Linux, the board info and command line data
110  * have to be in the first 8 MB of memory, since this is
111  * the maximum mapped by the Linux kernel during initialization.
112  */
113 #define CONFIG_BOOTMAPSZ	(8 << 20)	/* Initial Memmap for Linux */
114 #define CONFIG_CMDLINE_TAG		/* enable passing of ATAGs  */
115 #define CONFIG_INITRD_TAG		/* enable INITRD tag */
116 #define CONFIG_SETUP_MEMORY_TAGS	/* enable memory tag */
117 
118 /*
119  * Commands configuration
120  */
121 #define CONFIG_CMD_ELF
122 #define CONFIG_CMD_MTDPARTS
123 #define CONFIG_CMD_NFS
124 
125 /*
126  * Without NOR FLASH we need this
127  */
128 #define CONFIG_SYS_NO_FLASH
129 #undef CONFIG_CMD_FLASH
130 #undef CONFIG_CMD_IMLS
131 
132 /*
133  * NAND Flash configuration
134  */
135 #define CONFIG_SYS_MAX_NAND_DEVICE	1
136 #define NAND_MAX_CHIPS			1
137 
138 #define BOOTFLASH_START		0x0
139 
140 /* Kirkwood has two serial IF */
141 #if (CONFIG_CONS_INDEX == 2)
142 #define CONFIG_KM_CONSOLE_TTY	"ttyS1"
143 #else
144 #define CONFIG_KM_CONSOLE_TTY	"ttyS0"
145 #endif
146 
147 /*
148  * Other required minimal configurations
149  */
150 #define CONFIG_CONSOLE_INFO_QUIET	/* some code reduction */
151 #define CONFIG_ARCH_CPU_INIT		/* call arch_cpu_init() */
152 #define CONFIG_ARCH_MISC_INIT		/* call arch_misc_init() */
153 #define CONFIG_DISPLAY_CPUINFO		/* Display cpu info */
154 #define CONFIG_NR_DRAM_BANKS	4
155 #define CONFIG_STACKSIZE	0x00100000	/* regular stack- 1M */
156 #define CONFIG_SYS_RESET_ADDRESS 0xffff0000	/* Rst Vector Adr */
157 
158 /*
159  * Ethernet Driver configuration
160  */
161 #define CONFIG_NETCONSOLE	/* include NetConsole support   */
162 #define CONFIG_MII		/* expose smi ove miiphy interface */
163 #define CONFIG_MVGBE		/* Enable Marvell Gbe Controller Driver */
164 #define CONFIG_SYS_FAULT_ECHO_LINK_DOWN	/* detect link using phy */
165 #define CONFIG_MVGBE_PORTS	{1, 0}	/* enable port 0 only */
166 #define CONFIG_PHY_BASE_ADR	0
167 #define CONFIG_ENV_OVERWRITE	/* ethaddr can be reprogrammed */
168 #define CONFIG_RESET_PHY_R	/* use reset_phy() to init 88E1118 PHY */
169 
170 /*
171  * UBI related stuff
172  */
173 #define CONFIG_SYS_USE_UBI
174 
175 /*
176  * I2C related stuff
177  */
178 #define	CONFIG_KIRKWOOD_GPIO		/* Enable GPIO Support */
179 #if defined(CONFIG_SOFT_I2C)
180 #ifndef __ASSEMBLY__
181 #include <asm/arch-kirkwood/gpio.h>
182 extern void __set_direction(unsigned pin, int high);
183 void set_sda(int state);
184 void set_scl(int state);
185 int get_sda(void);
186 int get_scl(void);
187 #define KM_KIRKWOOD_SDA_PIN	8
188 #define KM_KIRKWOOD_SCL_PIN	9
189 #define KM_KIRKWOOD_ENV_WP	38
190 
191 #define I2C_ACTIVE	__set_direction(KM_KIRKWOOD_SDA_PIN, 0)
192 #define I2C_TRISTATE	__set_direction(KM_KIRKWOOD_SDA_PIN, 1)
193 #define I2C_READ	(kw_gpio_get_value(KM_KIRKWOOD_SDA_PIN) ? 1 : 0)
194 #define I2C_SDA(bit)	kw_gpio_set_value(KM_KIRKWOOD_SDA_PIN, bit)
195 #define I2C_SCL(bit)	kw_gpio_set_value(KM_KIRKWOOD_SCL_PIN, bit)
196 #endif
197 
198 #define I2C_DELAY	udelay(3)	/* 1/4 I2C clock duration */
199 #define I2C_SOFT_DECLARATIONS
200 
201 #endif
202 
203 /* EEprom support 24C128, 24C256 valid for environment eeprom */
204 #define CONFIG_SYS_I2C_MULTI_EEPROMS
205 #define CONFIG_SYS_EEPROM_PAGE_WRITE_ENABLE
206 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS	6 /* 64 Byte write page */
207 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS	10
208 
209 #define CONFIG_SYS_I2C_EEPROM_ADDR	0x50
210 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN	2
211 
212 /*
213  *  Environment variables configurations
214  */
215 #define CONFIG_ENV_IS_IN_EEPROM		/* use EEPROM for environment vars */
216 #define CONFIG_SYS_DEF_EEPROM_ADDR	0x50
217 #define CONFIG_ENV_EEPROM_IS_ON_I2C
218 #define CONFIG_SYS_EEPROM_WREN
219 #define CONFIG_ENV_OFFSET		0x0 /* no bracets! */
220 #define CONFIG_ENV_SIZE			(0x2000 - CONFIG_ENV_OFFSET)
221 #define CONFIG_I2C_ENV_EEPROM_BUS	KM_ENV_BUS "\0"
222 
223 /* offset redund: (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE) */
224 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
225 #define CONFIG_ENV_OFFSET_REDUND	0x2000 /* no bracets! */
226 #define CONFIG_ENV_SIZE_REDUND		(CONFIG_ENV_SIZE)
227 
228 #define CONFIG_SPI_FLASH
229 #define CONFIG_SPI_FLASH_STMICRO
230 
231 #define FLASH_GPIO_PIN			0x00010000
232 
233 #define MTDIDS_DEFAULT		"nand0=orion_nand"
234 /* test-only: partitioning needs some tuning, this is just for tests */
235 #define MTDPARTS_DEFAULT	"mtdparts="				\
236 	"orion_nand:"							\
237 		"-(" CONFIG_KM_UBI_PARTITION_NAME ")"
238 
239 #define	CONFIG_KM_DEF_ENV_UPDATE					\
240 	"update="							\
241 		"spi on;sf probe 0;sf erase 0 50000;"			\
242 		"sf write ${load_addr_r} 0 ${filesize};"		\
243 		"spi off\0"
244 
245 /*
246  * Default environment variables
247  */
248 #define CONFIG_EXTRA_ENV_SETTINGS					\
249 	CONFIG_KM_DEF_ENV						\
250 	"newenv=setenv addr 0x100000 && "				\
251 		"i2c dev 1; mw.b ${addr} 0 4 && "			\
252 		"eeprom write " xstr(CONFIG_SYS_DEF_EEPROM_ADDR)	\
253 		" ${addr} " xstr(CONFIG_ENV_OFFSET) " 4 && "		\
254 		"eeprom write " xstr(CONFIG_SYS_DEF_EEPROM_ADDR)	\
255 		" ${addr} " xstr(CONFIG_ENV_OFFSET_REDUND) " 4\0"	\
256 	"arch=arm\0"							\
257 	"EEprom_ivm=" KM_IVM_BUS "\0"					\
258 	""
259 
260 #if defined(CONFIG_SYS_NO_FLASH)
261 #define CONFIG_KM_UBI_PARTITION_NAME   "ubi0"
262 #undef	CONFIG_FLASH_CFI_MTD
263 #undef	CONFIG_JFFS2_CMDLINE
264 #endif
265 
266 /* additions for new relocation code, must be added to all boards */
267 #define CONFIG_SYS_SDRAM_BASE		0x00000000
268 /* Do early setups now in board_init_f() */
269 #define CONFIG_BOARD_EARLY_INIT_F
270 
271 /*
272  * resereved pram area at the end of memroy [hex]
273  * 8Mbytes for switch + 4Kbytes for bootcount
274  */
275 #define CONFIG_KM_RESERVED_PRAM 0x801000
276 /* address for the bootcount (taken from end of RAM) */
277 #define BOOTCOUNT_ADDR          (CONFIG_KM_RESERVED_PRAM)
278 
279 /* enable POST tests */
280 #define CONFIG_POST	(CONFIG_SYS_POST_MEM_REGIONS)
281 #define CONFIG_POST_SKIP_ENV_FLAGS
282 #define CONFIG_POST_EXTERNAL_WORD_FUNCS
283 #define CONFIG_CMD_DIAG
284 
285 #endif /* _CONFIG_KM_ARM_H */
286