xref: /openbmc/u-boot/include/configs/km/km_arm.h (revision bf48fcb6)
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 /* SPI NOR Flash default params, used by sf commands */
61 #define CONFIG_SF_DEFAULT_SPEED		8100000
62 #define CONFIG_SF_DEFAULT_MODE		SPI_MODE_3
63 
64 #if defined CONFIG_KM_ENV_IS_IN_SPI_NOR
65 #define CONFIG_ENV_SPI_BUS		0
66 #define CONFIG_ENV_SPI_CS		0
67 #define CONFIG_ENV_SPI_MAX_HZ		8100000
68 #define CONFIG_ENV_SPI_MODE		SPI_MODE_3
69 #endif
70 
71 #include "asm/arch/config.h"
72 
73 #define CONFIG_SYS_TEXT_BASE	0x07d00000	/* code address before reloc */
74 #define CONFIG_SYS_MEMTEST_START 0x00400000	/* 4M */
75 #define CONFIG_SYS_MEMTEST_END	0x007fffff	/*(_8M -1) */
76 #define CONFIG_SYS_LOAD_ADDR	0x00800000	/* default load adr- 8M */
77 
78 /* pseudo-non volatile RAM [hex] */
79 #define CONFIG_KM_PNVRAM	0x80000
80 /* physical RAM MTD size [hex] */
81 #define CONFIG_KM_PHRAM		0x17F000
82 
83 #define CONFIG_KM_CRAMFS_ADDR	0x2400000
84 #define CONFIG_KM_KERNEL_ADDR	0x2000000	/* 4096KBytes */
85 
86 /* architecture specific default bootargs */
87 #define CONFIG_KM_DEF_BOOT_ARGS_CPU					\
88 		"bootcountaddr=${bootcountaddr} ${mtdparts}"		\
89 		" boardid=0x${IVM_BoardId} hwkey=0x${IVM_HWKey}"
90 
91 #define CONFIG_KM_DEF_ENV_CPU						\
92 	"boot=bootm ${load_addr_r} - -\0"				\
93 	"cramfsloadfdt=true\0"						\
94 	"u-boot="__stringify(CONFIG_HOSTNAME) "/u-boot.kwb\0"		\
95 	CONFIG_KM_UPDATE_UBOOT						\
96 	""
97 
98 #define CONFIG_SKIP_LOWLEVEL_INIT	/* disable board lowlevel_init */
99 #define CONFIG_MISC_INIT_R
100 
101 /*
102  * NS16550 Configuration
103  */
104 #define CONFIG_SYS_NS16550
105 #define CONFIG_SYS_NS16550_SERIAL
106 #define CONFIG_SYS_NS16550_REG_SIZE	(-4)
107 #define CONFIG_SYS_NS16550_CLK		CONFIG_SYS_TCLK
108 #define CONFIG_SYS_NS16550_COM1		KW_UART0_BASE
109 #define CONFIG_SYS_NS16550_COM2		KW_UART1_BASE
110 
111 /*
112  * Serial Port configuration
113  * The following definitions let you select what serial you want to use
114  * for your console driver.
115  */
116 
117 #define CONFIG_CONS_INDEX	1	/* Console on UART0 */
118 
119 /*
120  * For booting Linux, the board info and command line data
121  * have to be in the first 8 MB of memory, since this is
122  * the maximum mapped by the Linux kernel during initialization.
123  */
124 #define CONFIG_BOOTMAPSZ	(8 << 20)	/* Initial Memmap for Linux */
125 #define CONFIG_CMDLINE_TAG		/* enable passing of ATAGs  */
126 #define CONFIG_INITRD_TAG		/* enable INITRD tag */
127 #define CONFIG_SETUP_MEMORY_TAGS	/* enable memory tag */
128 
129 /*
130  * Commands configuration
131  */
132 #define CONFIG_CMD_ELF
133 #define CONFIG_CMD_MTDPARTS
134 #define CONFIG_CMD_NFS
135 
136 /*
137  * Without NOR FLASH we need this
138  */
139 #define CONFIG_SYS_NO_FLASH
140 #undef CONFIG_CMD_FLASH
141 #undef CONFIG_CMD_IMLS
142 
143 /*
144  * NAND Flash configuration
145  */
146 #define CONFIG_SYS_MAX_NAND_DEVICE	1
147 
148 #define BOOTFLASH_START		0x0
149 
150 /* Kirkwood has two serial IF */
151 #if (CONFIG_CONS_INDEX == 2)
152 #define CONFIG_KM_CONSOLE_TTY	"ttyS1"
153 #else
154 #define CONFIG_KM_CONSOLE_TTY	"ttyS0"
155 #endif
156 
157 /*
158  * Other required minimal configurations
159  */
160 #define CONFIG_CONSOLE_INFO_QUIET	/* some code reduction */
161 #define CONFIG_ARCH_CPU_INIT		/* call arch_cpu_init() */
162 #define CONFIG_ARCH_MISC_INIT		/* call arch_misc_init() */
163 #define CONFIG_DISPLAY_CPUINFO		/* Display cpu info */
164 #define CONFIG_NR_DRAM_BANKS	4
165 #define CONFIG_SYS_RESET_ADDRESS 0xffff0000	/* Rst Vector Adr */
166 
167 /*
168  * Ethernet Driver configuration
169  */
170 #define CONFIG_NETCONSOLE	/* include NetConsole support   */
171 #define CONFIG_MII		/* expose smi ove miiphy interface */
172 #define CONFIG_CMD_MII		/* to debug mdio phy config */
173 #define CONFIG_MVGBE		/* Enable Marvell Gbe Controller Driver */
174 #define CONFIG_SYS_FAULT_ECHO_LINK_DOWN	/* detect link using phy */
175 #define CONFIG_MVGBE_PORTS	{1, 0}	/* enable port 0 only */
176 #define CONFIG_PHY_BASE_ADR	0
177 #define CONFIG_ENV_OVERWRITE	/* ethaddr can be reprogrammed */
178 
179 /*
180  * UBI related stuff
181  */
182 #define CONFIG_SYS_USE_UBI
183 
184 /*
185  * I2C related stuff
186  */
187 #define	CONFIG_KIRKWOOD_GPIO		/* Enable GPIO Support */
188 #if defined(CONFIG_SOFT_I2C)
189 #ifndef __ASSEMBLY__
190 #include <asm/arch-kirkwood/gpio.h>
191 extern void __set_direction(unsigned pin, int high);
192 void set_sda(int state);
193 void set_scl(int state);
194 int get_sda(void);
195 int get_scl(void);
196 #define KM_KIRKWOOD_SDA_PIN	8
197 #define KM_KIRKWOOD_SCL_PIN	9
198 #define KM_KIRKWOOD_SOFT_I2C_GPIOS	0x0300
199 #define KM_KIRKWOOD_ENV_WP	38
200 
201 #define I2C_ACTIVE	__set_direction(KM_KIRKWOOD_SDA_PIN, 0)
202 #define I2C_TRISTATE	__set_direction(KM_KIRKWOOD_SDA_PIN, 1)
203 #define I2C_READ	(kw_gpio_get_value(KM_KIRKWOOD_SDA_PIN) ? 1 : 0)
204 #define I2C_SDA(bit)	kw_gpio_set_value(KM_KIRKWOOD_SDA_PIN, bit)
205 #define I2C_SCL(bit)	kw_gpio_set_value(KM_KIRKWOOD_SCL_PIN, bit)
206 #endif
207 
208 #define I2C_DELAY	udelay(1)
209 #define I2C_SOFT_DECLARATIONS
210 
211 #endif
212 
213 /* EEprom support 24C128, 24C256 valid for environment eeprom */
214 #define CONFIG_SYS_I2C_MULTI_EEPROMS
215 #define CONFIG_SYS_EEPROM_PAGE_WRITE_ENABLE
216 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS	6 /* 64 Byte write page */
217 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS	10
218 
219 #define CONFIG_SYS_I2C_EEPROM_ADDR	0x50
220 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN	2
221 
222 /*
223  *  Environment variables configurations
224  */
225 #if defined CONFIG_KM_ENV_IS_IN_SPI_NOR
226 #define CONFIG_ENV_IS_IN_SPI_FLASH  /* use SPI-Flash for environment vars */
227 #define CONFIG_ENV_OFFSET		0xc0000     /* no bracets! */
228 #define CONFIG_ENV_SIZE			0x02000     /* Size of Environment */
229 #define CONFIG_ENV_SECT_SIZE		0x10000
230 #define CONFIG_ENV_OFFSET_REDUND	(CONFIG_ENV_OFFSET + \
231 					CONFIG_ENV_SECT_SIZE)
232 #define CONFIG_ENV_TOTAL_SIZE		0x20000     /* no bracets! */
233 #else
234 #define CONFIG_ENV_IS_IN_EEPROM		/* use EEPROM for environment vars */
235 #define CONFIG_SYS_DEF_EEPROM_ADDR	0x50
236 #define CONFIG_ENV_EEPROM_IS_ON_I2C
237 #define CONFIG_SYS_EEPROM_WREN
238 #define CONFIG_ENV_OFFSET		0x0 /* no bracets! */
239 #define CONFIG_ENV_SIZE			(0x2000 - CONFIG_ENV_OFFSET)
240 #define CONFIG_I2C_ENV_EEPROM_BUS	KM_ENV_BUS "\0"
241 #define CONFIG_ENV_OFFSET_REDUND	0x2000 /* no bracets! */
242 #define CONFIG_ENV_SIZE_REDUND		(CONFIG_ENV_SIZE)
243 #endif
244 
245 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
246 
247 #define CONFIG_SPI_FLASH
248 #define CONFIG_SPI_FLASH_STMICRO
249 
250 /* SPI bus claim MPP configuration */
251 #define CONFIG_SYS_KW_SPI_MPP	0x0
252 
253 #define FLASH_GPIO_PIN			0x00010000
254 #define KM_FLASH_GPIO_PIN	16
255 
256 #ifndef MTDIDS_DEFAULT
257 # define MTDIDS_DEFAULT		"nand0=orion_nand"
258 #endif /* MTDIDS_DEFAULT */
259 
260 #ifndef MTDPARTS_DEFAULT
261 # define MTDPARTS_DEFAULT	"mtdparts="			\
262 	"orion_nand:"						\
263 		"-(" CONFIG_KM_UBI_PARTITION_NAME_BOOT ");"
264 #endif /* MTDPARTS_DEFAULT */
265 
266 #define	CONFIG_KM_UPDATE_UBOOT						\
267 	"update="							\
268 		"sf probe 0;sf erase 0 +${filesize};"			\
269 		"sf write ${load_addr_r} 0 ${filesize};\0"
270 
271 #if defined CONFIG_KM_ENV_IS_IN_SPI_NOR
272 #define CONFIG_KM_NEW_ENV						\
273 	"newenv=sf probe 0;"						\
274 		"sf erase " __stringify(CONFIG_ENV_OFFSET) " "		\
275 		__stringify(CONFIG_ENV_TOTAL_SIZE)"\0"
276 #else
277 #define CONFIG_KM_NEW_ENV						\
278 	"newenv=setenv addr 0x100000 && "				\
279 		"i2c dev 1; mw.b ${addr} 0 4 && "			\
280 		"eeprom write " __stringify(CONFIG_SYS_DEF_EEPROM_ADDR)	\
281 		" ${addr} " __stringify(CONFIG_ENV_OFFSET) " 4 && "	\
282 		"eeprom write " __stringify(CONFIG_SYS_DEF_EEPROM_ADDR)	\
283 		" ${addr} " __stringify(CONFIG_ENV_OFFSET_REDUND) " 4\0"
284 #endif
285 
286 /*
287  * Default environment variables
288  */
289 #define CONFIG_EXTRA_ENV_SETTINGS					\
290 	CONFIG_KM_DEF_ENV						\
291 	CONFIG_KM_NEW_ENV						\
292 	"arch=arm\0"							\
293 	"EEprom_ivm=" KM_IVM_BUS "\0"					\
294 	""
295 
296 #if defined(CONFIG_SYS_NO_FLASH)
297 #undef	CONFIG_FLASH_CFI_MTD
298 #undef	CONFIG_JFFS2_CMDLINE
299 #endif
300 
301 /* additions for new relocation code, must be added to all boards */
302 #define CONFIG_SYS_SDRAM_BASE		0x00000000
303 /* Do early setups now in board_init_f() */
304 #define CONFIG_BOARD_EARLY_INIT_F
305 
306 /*
307  * resereved pram area at the end of memroy [hex]
308  * 8Mbytes for switch + 4Kbytes for bootcount
309  */
310 #define CONFIG_KM_RESERVED_PRAM 0x801000
311 /* address for the bootcount (taken from end of RAM) */
312 #define BOOTCOUNT_ADDR          (CONFIG_KM_RESERVED_PRAM)
313 /* Use generic bootcount RAM driver */
314 #define CONFIG_BOOTCOUNT_RAM
315 
316 /* enable POST tests */
317 #define CONFIG_POST	(CONFIG_SYS_POST_MEM_REGIONS)
318 #define CONFIG_POST_SKIP_ENV_FLAGS
319 #define CONFIG_POST_EXTERNAL_WORD_FUNCS
320 #define CONFIG_CMD_DIAG
321 
322 /* we do the whole PCIe FPGA config stuff here */
323 #define	BOARD_LATE_INIT
324 
325 #endif /* _CONFIG_KM_ARM_H */
326