xref: /openbmc/u-boot/include/configs/km/km_arm.h (revision 7dfb0602)
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 #if defined CONFIG_KM_ENV_IS_IN_SPI_NOR
61 #define CONFIG_ENV_SPI_BUS		0
62 #define CONFIG_ENV_SPI_CS		0
63 #define CONFIG_ENV_SPI_MAX_HZ		5000000
64 #define CONFIG_ENV_SPI_MODE		SPI_MODE_3
65 #endif
66 
67 #include "asm/arch/config.h"
68 
69 #define CONFIG_SYS_TEXT_BASE	0x07d00000	/* code address before reloc */
70 #define CONFIG_SYS_MEMTEST_START 0x00400000	/* 4M */
71 #define CONFIG_SYS_MEMTEST_END	0x007fffff	/*(_8M -1) */
72 #define CONFIG_SYS_LOAD_ADDR	0x00800000	/* default load adr- 8M */
73 
74 /* pseudo-non volatile RAM [hex] */
75 #define CONFIG_KM_PNVRAM	0x80000
76 /* physical RAM MTD size [hex] */
77 #define CONFIG_KM_PHRAM		0x17F000
78 
79 #define CONFIG_KM_CRAMFS_ADDR	0x2400000
80 #define CONFIG_KM_KERNEL_ADDR	0x2000000	/* 4096KBytes */
81 
82 /* architecture specific default bootargs */
83 #define CONFIG_KM_DEF_BOOT_ARGS_CPU					\
84 		"bootcountaddr=${bootcountaddr} ${mtdparts}"		\
85 		" boardid=0x${IVM_BoardId} hwkey=0x${IVM_HWKey}"
86 
87 #define CONFIG_KM_DEF_ENV_CPU						\
88 	"boot=bootm ${load_addr_r} - -\0"				\
89 	"cramfsloadfdt=true\0"						\
90 	"u-boot="xstr(CONFIG_HOSTNAME) "/u-boot.kwb\0"			\
91 	CONFIG_KM_UPDATE_UBOOT						\
92 	""
93 
94 #define CONFIG_SKIP_LOWLEVEL_INIT	/* disable board lowlevel_init */
95 #define CONFIG_MISC_INIT_R
96 
97 /*
98  * NS16550 Configuration
99  */
100 #define CONFIG_SYS_NS16550
101 #define CONFIG_SYS_NS16550_SERIAL
102 #define CONFIG_SYS_NS16550_REG_SIZE	(-4)
103 #define CONFIG_SYS_NS16550_CLK		CONFIG_SYS_TCLK
104 #define CONFIG_SYS_NS16550_COM1		KW_UART0_BASE
105 #define CONFIG_SYS_NS16550_COM2		KW_UART1_BASE
106 
107 /*
108  * Serial Port configuration
109  * The following definitions let you select what serial you want to use
110  * for your console driver.
111  */
112 
113 #define CONFIG_CONS_INDEX	1	/* Console on UART0 */
114 
115 /*
116  * For booting Linux, the board info and command line data
117  * have to be in the first 8 MB of memory, since this is
118  * the maximum mapped by the Linux kernel during initialization.
119  */
120 #define CONFIG_BOOTMAPSZ	(8 << 20)	/* Initial Memmap for Linux */
121 #define CONFIG_CMDLINE_TAG		/* enable passing of ATAGs  */
122 #define CONFIG_INITRD_TAG		/* enable INITRD tag */
123 #define CONFIG_SETUP_MEMORY_TAGS	/* enable memory tag */
124 
125 /*
126  * Commands configuration
127  */
128 #define CONFIG_CMD_ELF
129 #define CONFIG_CMD_MTDPARTS
130 #define CONFIG_CMD_NFS
131 
132 /*
133  * Without NOR FLASH we need this
134  */
135 #define CONFIG_SYS_NO_FLASH
136 #undef CONFIG_CMD_FLASH
137 #undef CONFIG_CMD_IMLS
138 
139 /*
140  * NAND Flash configuration
141  */
142 #define CONFIG_SYS_MAX_NAND_DEVICE	1
143 
144 #define BOOTFLASH_START		0x0
145 
146 /* Kirkwood has two serial IF */
147 #if (CONFIG_CONS_INDEX == 2)
148 #define CONFIG_KM_CONSOLE_TTY	"ttyS1"
149 #else
150 #define CONFIG_KM_CONSOLE_TTY	"ttyS0"
151 #endif
152 
153 /*
154  * Other required minimal configurations
155  */
156 #define CONFIG_CONSOLE_INFO_QUIET	/* some code reduction */
157 #define CONFIG_ARCH_CPU_INIT		/* call arch_cpu_init() */
158 #define CONFIG_ARCH_MISC_INIT		/* call arch_misc_init() */
159 #define CONFIG_DISPLAY_CPUINFO		/* Display cpu info */
160 #define CONFIG_NR_DRAM_BANKS	4
161 #define CONFIG_STACKSIZE	0x00100000	/* regular stack- 1M */
162 #define CONFIG_SYS_RESET_ADDRESS 0xffff0000	/* Rst Vector Adr */
163 
164 /*
165  * Ethernet Driver configuration
166  */
167 #define CONFIG_NETCONSOLE	/* include NetConsole support   */
168 #define CONFIG_MII		/* expose smi ove miiphy interface */
169 #define CONFIG_CMD_MII		/* to debug mdio phy config */
170 #define CONFIG_MVGBE		/* Enable Marvell Gbe Controller Driver */
171 #define CONFIG_SYS_FAULT_ECHO_LINK_DOWN	/* detect link using phy */
172 #define CONFIG_MVGBE_PORTS	{1, 0}	/* enable port 0 only */
173 #define CONFIG_PHY_BASE_ADR	0
174 #define CONFIG_ENV_OVERWRITE	/* ethaddr can be reprogrammed */
175 
176 /*
177  * UBI related stuff
178  */
179 #define CONFIG_SYS_USE_UBI
180 
181 /*
182  * I2C related stuff
183  */
184 #define	CONFIG_KIRKWOOD_GPIO		/* Enable GPIO Support */
185 #if defined(CONFIG_SOFT_I2C)
186 #ifndef __ASSEMBLY__
187 #include <asm/arch-kirkwood/gpio.h>
188 extern void __set_direction(unsigned pin, int high);
189 void set_sda(int state);
190 void set_scl(int state);
191 int get_sda(void);
192 int get_scl(void);
193 #define KM_KIRKWOOD_SDA_PIN	8
194 #define KM_KIRKWOOD_SCL_PIN	9
195 #define KM_KIRKWOOD_SOFT_I2C_GPIOS	0x0300
196 #define KM_KIRKWOOD_ENV_WP	38
197 
198 #define I2C_ACTIVE	__set_direction(KM_KIRKWOOD_SDA_PIN, 0)
199 #define I2C_TRISTATE	__set_direction(KM_KIRKWOOD_SDA_PIN, 1)
200 #define I2C_READ	(kw_gpio_get_value(KM_KIRKWOOD_SDA_PIN) ? 1 : 0)
201 #define I2C_SDA(bit)	kw_gpio_set_value(KM_KIRKWOOD_SDA_PIN, bit)
202 #define I2C_SCL(bit)	kw_gpio_set_value(KM_KIRKWOOD_SCL_PIN, bit)
203 #endif
204 
205 #define I2C_DELAY	udelay(1)
206 #define I2C_SOFT_DECLARATIONS
207 
208 #endif
209 
210 /* EEprom support 24C128, 24C256 valid for environment eeprom */
211 #define CONFIG_SYS_I2C_MULTI_EEPROMS
212 #define CONFIG_SYS_EEPROM_PAGE_WRITE_ENABLE
213 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS	6 /* 64 Byte write page */
214 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS	10
215 
216 #define CONFIG_SYS_I2C_EEPROM_ADDR	0x50
217 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN	2
218 
219 /*
220  *  Environment variables configurations
221  */
222 #if defined CONFIG_KM_ENV_IS_IN_SPI_NOR
223 #define CONFIG_ENV_IS_IN_SPI_FLASH  /* use SPI-Flash for environment vars */
224 #define CONFIG_ENV_OFFSET		0xc0000     /* no bracets! */
225 #define CONFIG_ENV_SIZE			0x02000     /* Size of Environment */
226 #define CONFIG_ENV_SECT_SIZE		0x10000
227 #define CONFIG_ENV_OFFSET_REDUND	(CONFIG_ENV_OFFSET + \
228 					CONFIG_ENV_SECT_SIZE)
229 #define CONFIG_ENV_TOTAL_SIZE		0x20000     /* no bracets! */
230 #else
231 #define CONFIG_ENV_IS_IN_EEPROM		/* use EEPROM for environment vars */
232 #define CONFIG_SYS_DEF_EEPROM_ADDR	0x50
233 #define CONFIG_ENV_EEPROM_IS_ON_I2C
234 #define CONFIG_SYS_EEPROM_WREN
235 #define CONFIG_ENV_OFFSET		0x0 /* no bracets! */
236 #define CONFIG_ENV_SIZE			(0x2000 - CONFIG_ENV_OFFSET)
237 #define CONFIG_I2C_ENV_EEPROM_BUS	KM_ENV_BUS "\0"
238 #define CONFIG_ENV_OFFSET_REDUND	0x2000 /* no bracets! */
239 #define CONFIG_ENV_SIZE_REDUND		(CONFIG_ENV_SIZE)
240 #endif
241 
242 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
243 
244 #define CONFIG_SPI_FLASH
245 #define CONFIG_SPI_FLASH_STMICRO
246 
247 /* SPI bus claim MPP configuration */
248 #define CONFIG_SYS_KW_SPI_MPP	0x0
249 
250 #define FLASH_GPIO_PIN			0x00010000
251 #define KM_FLASH_GPIO_PIN	16
252 
253 #ifndef MTDIDS_DEFAULT
254 # define MTDIDS_DEFAULT		"nand0=orion_nand"
255 #endif /* MTDIDS_DEFAULT */
256 
257 #ifndef MTDPARTS_DEFAULT
258 # define MTDPARTS_DEFAULT	"mtdparts="			\
259 	"orion_nand:"						\
260 		"-(" CONFIG_KM_UBI_PARTITION_NAME_BOOT ");"
261 #endif /* MTDPARTS_DEFAULT */
262 
263 #define	CONFIG_KM_UPDATE_UBOOT						\
264 	"update="							\
265 		"sf probe 0;sf erase 0 +${filesize};"			\
266 		"sf write ${load_addr_r} 0 ${filesize};\0"
267 
268 #if defined CONFIG_KM_ENV_IS_IN_SPI_NOR
269 #define CONFIG_KM_NEW_ENV						\
270 	"newenv=sf probe 0;"						\
271 		"sf erase " xstr(CONFIG_ENV_OFFSET) " "			\
272 		xstr(CONFIG_ENV_TOTAL_SIZE)"\0"
273 #else
274 #define CONFIG_KM_NEW_ENV						\
275 	"newenv=setenv addr 0x100000 && "				\
276 		"i2c dev 1; mw.b ${addr} 0 4 && "			\
277 		"eeprom write " xstr(CONFIG_SYS_DEF_EEPROM_ADDR)	\
278 		" ${addr} " xstr(CONFIG_ENV_OFFSET) " 4 && "		\
279 		"eeprom write " xstr(CONFIG_SYS_DEF_EEPROM_ADDR)	\
280 		" ${addr} " xstr(CONFIG_ENV_OFFSET_REDUND) " 4\0"
281 #endif
282 
283 /*
284  * Default environment variables
285  */
286 #define CONFIG_EXTRA_ENV_SETTINGS					\
287 	CONFIG_KM_DEF_ENV						\
288 	CONFIG_KM_NEW_ENV						\
289 	"arch=arm\0"							\
290 	"EEprom_ivm=" KM_IVM_BUS "\0"					\
291 	""
292 
293 #if defined(CONFIG_SYS_NO_FLASH)
294 #undef	CONFIG_FLASH_CFI_MTD
295 #undef	CONFIG_JFFS2_CMDLINE
296 #endif
297 
298 /* additions for new relocation code, must be added to all boards */
299 #define CONFIG_SYS_SDRAM_BASE		0x00000000
300 /* Do early setups now in board_init_f() */
301 #define CONFIG_BOARD_EARLY_INIT_F
302 
303 /*
304  * resereved pram area at the end of memroy [hex]
305  * 8Mbytes for switch + 4Kbytes for bootcount
306  */
307 #define CONFIG_KM_RESERVED_PRAM 0x801000
308 /* address for the bootcount (taken from end of RAM) */
309 #define BOOTCOUNT_ADDR          (CONFIG_KM_RESERVED_PRAM)
310 
311 /* enable POST tests */
312 #define CONFIG_POST	(CONFIG_SYS_POST_MEM_REGIONS)
313 #define CONFIG_POST_SKIP_ENV_FLAGS
314 #define CONFIG_POST_EXTERNAL_WORD_FUNCS
315 #define CONFIG_CMD_DIAG
316 
317 /* we do the whole PCIe FPGA config stuff here */
318 #define	BOARD_LATE_INIT
319 
320 #endif /* _CONFIG_KM_ARM_H */
321