xref: /openbmc/u-boot/include/configs/km/km_arm.h (revision 72f8ebf1)
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_SYS_RESET_ADDRESS 0xffff0000	/* Rst Vector Adr */
162 
163 /*
164  * Ethernet Driver configuration
165  */
166 #define CONFIG_NETCONSOLE	/* include NetConsole support   */
167 #define CONFIG_MII		/* expose smi ove miiphy interface */
168 #define CONFIG_CMD_MII		/* to debug mdio phy config */
169 #define CONFIG_MVGBE		/* Enable Marvell Gbe Controller Driver */
170 #define CONFIG_SYS_FAULT_ECHO_LINK_DOWN	/* detect link using phy */
171 #define CONFIG_MVGBE_PORTS	{1, 0}	/* enable port 0 only */
172 #define CONFIG_PHY_BASE_ADR	0
173 #define CONFIG_ENV_OVERWRITE	/* ethaddr can be reprogrammed */
174 
175 /*
176  * UBI related stuff
177  */
178 #define CONFIG_SYS_USE_UBI
179 
180 /*
181  * I2C related stuff
182  */
183 #define	CONFIG_KIRKWOOD_GPIO		/* Enable GPIO Support */
184 #if defined(CONFIG_SOFT_I2C)
185 #ifndef __ASSEMBLY__
186 #include <asm/arch-kirkwood/gpio.h>
187 extern void __set_direction(unsigned pin, int high);
188 void set_sda(int state);
189 void set_scl(int state);
190 int get_sda(void);
191 int get_scl(void);
192 #define KM_KIRKWOOD_SDA_PIN	8
193 #define KM_KIRKWOOD_SCL_PIN	9
194 #define KM_KIRKWOOD_SOFT_I2C_GPIOS	0x0300
195 #define KM_KIRKWOOD_ENV_WP	38
196 
197 #define I2C_ACTIVE	__set_direction(KM_KIRKWOOD_SDA_PIN, 0)
198 #define I2C_TRISTATE	__set_direction(KM_KIRKWOOD_SDA_PIN, 1)
199 #define I2C_READ	(kw_gpio_get_value(KM_KIRKWOOD_SDA_PIN) ? 1 : 0)
200 #define I2C_SDA(bit)	kw_gpio_set_value(KM_KIRKWOOD_SDA_PIN, bit)
201 #define I2C_SCL(bit)	kw_gpio_set_value(KM_KIRKWOOD_SCL_PIN, bit)
202 #endif
203 
204 #define I2C_DELAY	udelay(1)
205 #define I2C_SOFT_DECLARATIONS
206 
207 #endif
208 
209 /* EEprom support 24C128, 24C256 valid for environment eeprom */
210 #define CONFIG_SYS_I2C_MULTI_EEPROMS
211 #define CONFIG_SYS_EEPROM_PAGE_WRITE_ENABLE
212 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS	6 /* 64 Byte write page */
213 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS	10
214 
215 #define CONFIG_SYS_I2C_EEPROM_ADDR	0x50
216 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN	2
217 
218 /*
219  *  Environment variables configurations
220  */
221 #if defined CONFIG_KM_ENV_IS_IN_SPI_NOR
222 #define CONFIG_ENV_IS_IN_SPI_FLASH  /* use SPI-Flash for environment vars */
223 #define CONFIG_ENV_OFFSET		0xc0000     /* no bracets! */
224 #define CONFIG_ENV_SIZE			0x02000     /* Size of Environment */
225 #define CONFIG_ENV_SECT_SIZE		0x10000
226 #define CONFIG_ENV_OFFSET_REDUND	(CONFIG_ENV_OFFSET + \
227 					CONFIG_ENV_SECT_SIZE)
228 #define CONFIG_ENV_TOTAL_SIZE		0x20000     /* no bracets! */
229 #else
230 #define CONFIG_ENV_IS_IN_EEPROM		/* use EEPROM for environment vars */
231 #define CONFIG_SYS_DEF_EEPROM_ADDR	0x50
232 #define CONFIG_ENV_EEPROM_IS_ON_I2C
233 #define CONFIG_SYS_EEPROM_WREN
234 #define CONFIG_ENV_OFFSET		0x0 /* no bracets! */
235 #define CONFIG_ENV_SIZE			(0x2000 - CONFIG_ENV_OFFSET)
236 #define CONFIG_I2C_ENV_EEPROM_BUS	KM_ENV_BUS "\0"
237 #define CONFIG_ENV_OFFSET_REDUND	0x2000 /* no bracets! */
238 #define CONFIG_ENV_SIZE_REDUND		(CONFIG_ENV_SIZE)
239 #endif
240 
241 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
242 
243 #define CONFIG_SPI_FLASH
244 #define CONFIG_SPI_FLASH_STMICRO
245 
246 /* SPI bus claim MPP configuration */
247 #define CONFIG_SYS_KW_SPI_MPP	0x0
248 
249 #define FLASH_GPIO_PIN			0x00010000
250 #define KM_FLASH_GPIO_PIN	16
251 
252 #ifndef MTDIDS_DEFAULT
253 # define MTDIDS_DEFAULT		"nand0=orion_nand"
254 #endif /* MTDIDS_DEFAULT */
255 
256 #ifndef MTDPARTS_DEFAULT
257 # define MTDPARTS_DEFAULT	"mtdparts="			\
258 	"orion_nand:"						\
259 		"-(" CONFIG_KM_UBI_PARTITION_NAME_BOOT ");"
260 #endif /* MTDPARTS_DEFAULT */
261 
262 #define	CONFIG_KM_UPDATE_UBOOT						\
263 	"update="							\
264 		"sf probe 0;sf erase 0 +${filesize};"			\
265 		"sf write ${load_addr_r} 0 ${filesize};\0"
266 
267 #if defined CONFIG_KM_ENV_IS_IN_SPI_NOR
268 #define CONFIG_KM_NEW_ENV						\
269 	"newenv=sf probe 0;"						\
270 		"sf erase " xstr(CONFIG_ENV_OFFSET) " "			\
271 		xstr(CONFIG_ENV_TOTAL_SIZE)"\0"
272 #else
273 #define CONFIG_KM_NEW_ENV						\
274 	"newenv=setenv addr 0x100000 && "				\
275 		"i2c dev 1; mw.b ${addr} 0 4 && "			\
276 		"eeprom write " xstr(CONFIG_SYS_DEF_EEPROM_ADDR)	\
277 		" ${addr} " xstr(CONFIG_ENV_OFFSET) " 4 && "		\
278 		"eeprom write " xstr(CONFIG_SYS_DEF_EEPROM_ADDR)	\
279 		" ${addr} " xstr(CONFIG_ENV_OFFSET_REDUND) " 4\0"
280 #endif
281 
282 /*
283  * Default environment variables
284  */
285 #define CONFIG_EXTRA_ENV_SETTINGS					\
286 	CONFIG_KM_DEF_ENV						\
287 	CONFIG_KM_NEW_ENV						\
288 	"arch=arm\0"							\
289 	"EEprom_ivm=" KM_IVM_BUS "\0"					\
290 	""
291 
292 #if defined(CONFIG_SYS_NO_FLASH)
293 #undef	CONFIG_FLASH_CFI_MTD
294 #undef	CONFIG_JFFS2_CMDLINE
295 #endif
296 
297 /* additions for new relocation code, must be added to all boards */
298 #define CONFIG_SYS_SDRAM_BASE		0x00000000
299 /* Do early setups now in board_init_f() */
300 #define CONFIG_BOARD_EARLY_INIT_F
301 
302 /*
303  * resereved pram area at the end of memroy [hex]
304  * 8Mbytes for switch + 4Kbytes for bootcount
305  */
306 #define CONFIG_KM_RESERVED_PRAM 0x801000
307 /* address for the bootcount (taken from end of RAM) */
308 #define BOOTCOUNT_ADDR          (CONFIG_KM_RESERVED_PRAM)
309 /* Use generic bootcount RAM driver */
310 #define CONFIG_BOOTCOUNT_RAM
311 
312 /* enable POST tests */
313 #define CONFIG_POST	(CONFIG_SYS_POST_MEM_REGIONS)
314 #define CONFIG_POST_SKIP_ENV_FLAGS
315 #define CONFIG_POST_EXTERNAL_WORD_FUNCS
316 #define CONFIG_CMD_DIAG
317 
318 /* we do the whole PCIe FPGA config stuff here */
319 #define	BOARD_LATE_INIT
320 
321 #endif /* _CONFIG_KM_ARM_H */
322