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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 #define CONFIG_NAND_ECC_BCH
54 #define CONFIG_BCH
55
56 /* include common defines/options for all Keymile boards */
57 #include "keymile-common.h"
58
59 #define CONFIG_CMD_NAND
60 #define CONFIG_CMD_SF
61 #define CONFIG_SOFT_I2C         /* I2C bit-banged       */
62
63 /* SPI NOR Flash default params, used by sf commands */
64 #define CONFIG_SF_DEFAULT_SPEED         8100000
65 #define CONFIG_SF_DEFAULT_MODE          SPI_MODE_3
66
67 #if defined CONFIG_KM_ENV_IS_IN_SPI_NOR
68 #define CONFIG_ENV_SPI_BUS              0
69 #define CONFIG_ENV_SPI_CS               0
70 #define CONFIG_ENV_SPI_MAX_HZ           8100000
71 #define CONFIG_ENV_SPI_MODE             SPI_MODE_3
72 #endif
73
74 #include "asm/arch/config.h"
75
76 #define CONFIG_SYS_TEXT_BASE    0x07d00000      /* code address before reloc */
77 #define CONFIG_SYS_MEMTEST_START 0x00400000     /* 4M */
78 #define CONFIG_SYS_MEMTEST_END  0x007fffff      /*(_8M -1) */
79 #define CONFIG_SYS_LOAD_ADDR    0x00800000      /* default load adr- 8M */
80
81 /* pseudo-non volatile RAM [hex] */
82 #define CONFIG_KM_PNVRAM        0x80000
83 /* physical RAM MTD size [hex] */
84 #define CONFIG_KM_PHRAM         0x17F000
85
86 #define CONFIG_KM_CRAMFS_ADDR   0x2400000
87 #define CONFIG_KM_KERNEL_ADDR   0x2000000       /* 4096KBytes */
88
89 /* architecture specific default bootargs */
90 #define CONFIG_KM_DEF_BOOT_ARGS_CPU                                     \
91                 "bootcountaddr=${bootcountaddr} ${mtdparts}"            \
92                 " boardid=0x${IVM_BoardId} hwkey=0x${IVM_HWKey}"
93
94 #define CONFIG_KM_DEF_ENV_CPU                                           \
95         "boot=bootm ${load_addr_r} - -\0"                               \
96         "cramfsloadfdt=true\0"                                          \
97         "u-boot="__stringify(CONFIG_HOSTNAME) "/u-boot.kwb\0"           \
98         CONFIG_KM_UPDATE_UBOOT                                          \
99         ""
100
101 #define CONFIG_SKIP_LOWLEVEL_INIT       /* disable board lowlevel_init */
102 #define CONFIG_MISC_INIT_R
103
104 /*
105  * NS16550 Configuration
106  */
107 #define CONFIG_SYS_NS16550
108 #define CONFIG_SYS_NS16550_SERIAL
109 #define CONFIG_SYS_NS16550_REG_SIZE     (-4)
110 #define CONFIG_SYS_NS16550_CLK          CONFIG_SYS_TCLK
111 #define CONFIG_SYS_NS16550_COM1         KW_UART0_BASE
112 #define CONFIG_SYS_NS16550_COM2         KW_UART1_BASE
113
114 /*
115  * Serial Port configuration
116  * The following definitions let you select what serial you want to use
117  * for your console driver.
118  */
119
120 #define CONFIG_CONS_INDEX       1       /* Console on UART0 */
121
122 /*
123  * For booting Linux, the board info and command line data
124  * have to be in the first 8 MB of memory, since this is
125  * the maximum mapped by the Linux kernel during initialization.
126  */
127 #define CONFIG_BOOTMAPSZ        (8 << 20)       /* Initial Memmap for Linux */
128 #define CONFIG_CMDLINE_TAG              /* enable passing of ATAGs  */
129 #define CONFIG_INITRD_TAG               /* enable INITRD tag */
130 #define CONFIG_SETUP_MEMORY_TAGS        /* enable memory tag */
131
132 /*
133  * Commands configuration
134  */
135 #define CONFIG_CMD_ELF
136 #define CONFIG_CMD_MTDPARTS
137 #define CONFIG_CMD_NFS
138
139 /*
140  * Without NOR FLASH we need this
141  */
142 #define CONFIG_SYS_NO_FLASH
143 #undef CONFIG_CMD_FLASH
144 #undef CONFIG_CMD_IMLS
145
146 /*
147  * NAND Flash configuration
148  */
149 #define CONFIG_SYS_MAX_NAND_DEVICE      1
150
151 #define BOOTFLASH_START         0x0
152
153 /* Kirkwood has two serial IF */
154 #if (CONFIG_CONS_INDEX == 2)
155 #define CONFIG_KM_CONSOLE_TTY   "ttyS1"
156 #else
157 #define CONFIG_KM_CONSOLE_TTY   "ttyS0"
158 #endif
159
160 /*
161  * Other required minimal configurations
162  */
163 #define CONFIG_CONSOLE_INFO_QUIET       /* some code reduction */
164 #define CONFIG_ARCH_CPU_INIT            /* call arch_cpu_init() */
165 #define CONFIG_ARCH_MISC_INIT           /* call arch_misc_init() */
166 #define CONFIG_DISPLAY_CPUINFO          /* Display cpu info */
167 #define CONFIG_NR_DRAM_BANKS    4
168 #define CONFIG_SYS_RESET_ADDRESS 0xffff0000     /* Rst Vector Adr */
169
170 /*
171  * Ethernet Driver configuration
172  */
173 #define CONFIG_NETCONSOLE       /* include NetConsole support   */
174 #define CONFIG_MII              /* expose smi ove miiphy interface */
175 #define CONFIG_CMD_MII          /* to debug mdio phy config */
176 #define CONFIG_MVGBE            /* Enable Marvell Gbe Controller Driver */
177 #define CONFIG_SYS_FAULT_ECHO_LINK_DOWN /* detect link using phy */
178 #define CONFIG_MVGBE_PORTS      {1, 0}  /* enable port 0 only */
179 #define CONFIG_PHY_BASE_ADR     0
180 #define CONFIG_ENV_OVERWRITE    /* ethaddr can be reprogrammed */
181
182 /*
183  * UBI related stuff
184  */
185 #define CONFIG_SYS_USE_UBI
186
187 /*
188  * I2C related stuff
189  */
190 #define CONFIG_KIRKWOOD_GPIO            /* Enable GPIO Support */
191 #if defined(CONFIG_SOFT_I2C)
192 #ifndef __ASSEMBLY__
193 #include <asm/arch-kirkwood/gpio.h>
194 extern void __set_direction(unsigned pin, int high);
195 void set_sda(int state);
196 void set_scl(int state);
197 int get_sda(void);
198 int get_scl(void);
199 #define KM_KIRKWOOD_SDA_PIN     8
200 #define KM_KIRKWOOD_SCL_PIN     9
201 #define KM_KIRKWOOD_SOFT_I2C_GPIOS      0x0300
202 #define KM_KIRKWOOD_ENV_WP      38
203
204 #define I2C_ACTIVE      __set_direction(KM_KIRKWOOD_SDA_PIN, 0)
205 #define I2C_TRISTATE    __set_direction(KM_KIRKWOOD_SDA_PIN, 1)
206 #define I2C_READ        (kw_gpio_get_value(KM_KIRKWOOD_SDA_PIN) ? 1 : 0)
207 #define I2C_SDA(bit)    kw_gpio_set_value(KM_KIRKWOOD_SDA_PIN, bit)
208 #define I2C_SCL(bit)    kw_gpio_set_value(KM_KIRKWOOD_SCL_PIN, bit)
209 #endif
210
211 #define I2C_DELAY       udelay(1)
212 #define I2C_SOFT_DECLARATIONS
213
214 #endif
215
216 /* EEprom support 24C128, 24C256 valid for environment eeprom */
217 #define CONFIG_SYS_I2C_MULTI_EEPROMS
218 #define CONFIG_SYS_EEPROM_PAGE_WRITE_ENABLE
219 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS       6 /* 64 Byte write page */
220 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS   10
221
222 #define CONFIG_SYS_I2C_EEPROM_ADDR      0x50
223 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN  2
224
225 /*
226  *  Environment variables configurations
227  */
228 #if defined CONFIG_KM_ENV_IS_IN_SPI_NOR
229 #define CONFIG_ENV_IS_IN_SPI_FLASH  /* use SPI-Flash for environment vars */
230 #define CONFIG_ENV_OFFSET               0xc0000     /* no bracets! */
231 #define CONFIG_ENV_SIZE                 0x02000     /* Size of Environment */
232 #define CONFIG_ENV_SECT_SIZE            0x10000
233 #define CONFIG_ENV_OFFSET_REDUND        (CONFIG_ENV_OFFSET + \
234                                         CONFIG_ENV_SECT_SIZE)
235 #define CONFIG_ENV_TOTAL_SIZE           0x20000     /* no bracets! */
236 #else
237 #define CONFIG_ENV_IS_IN_EEPROM         /* use EEPROM for environment vars */
238 #define CONFIG_SYS_DEF_EEPROM_ADDR      0x50
239 #define CONFIG_ENV_EEPROM_IS_ON_I2C
240 #define CONFIG_SYS_EEPROM_WREN
241 #define CONFIG_ENV_OFFSET               0x0 /* no bracets! */
242 #define CONFIG_ENV_SIZE                 (0x2000 - CONFIG_ENV_OFFSET)
243 #define CONFIG_I2C_ENV_EEPROM_BUS       KM_ENV_BUS "\0"
244 #define CONFIG_ENV_OFFSET_REDUND        0x2000 /* no bracets! */
245 #define CONFIG_ENV_SIZE_REDUND          (CONFIG_ENV_SIZE)
246 #endif
247
248 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
249
250 #define CONFIG_SPI_FLASH
251 #define CONFIG_SPI_FLASH_STMICRO
252
253 /* SPI bus claim MPP configuration */
254 #define CONFIG_SYS_KW_SPI_MPP   0x0
255
256 #define FLASH_GPIO_PIN                  0x00010000
257 #define KM_FLASH_GPIO_PIN       16
258
259 #ifndef MTDIDS_DEFAULT
260 # define MTDIDS_DEFAULT         "nand0=orion_nand"
261 #endif /* MTDIDS_DEFAULT */
262
263 #ifndef MTDPARTS_DEFAULT
264 # define MTDPARTS_DEFAULT       "mtdparts="                     \
265         "orion_nand:"                                           \
266                 "-(" CONFIG_KM_UBI_PARTITION_NAME_BOOT ");"
267 #endif /* MTDPARTS_DEFAULT */
268
269 #define CONFIG_KM_UPDATE_UBOOT                                          \
270         "update="                                                       \
271                 "sf probe 0;sf erase 0 +${filesize};"                   \
272                 "sf write ${load_addr_r} 0 ${filesize};\0"
273
274 #if defined CONFIG_KM_ENV_IS_IN_SPI_NOR
275 #define CONFIG_KM_NEW_ENV                                               \
276         "newenv=sf probe 0;"                                            \
277                 "sf erase " __stringify(CONFIG_ENV_OFFSET) " "          \
278                 __stringify(CONFIG_ENV_TOTAL_SIZE)"\0"
279 #else
280 #define CONFIG_KM_NEW_ENV                                               \
281         "newenv=setenv addr 0x100000 && "                               \
282                 "i2c dev 1; mw.b ${addr} 0 4 && "                       \
283                 "eeprom write " __stringify(CONFIG_SYS_DEF_EEPROM_ADDR) \
284                 " ${addr} " __stringify(CONFIG_ENV_OFFSET) " 4 && "     \
285                 "eeprom write " __stringify(CONFIG_SYS_DEF_EEPROM_ADDR) \
286                 " ${addr} " __stringify(CONFIG_ENV_OFFSET_REDUND) " 4\0"
287 #endif
288
289 /*
290  * Default environment variables
291  */
292 #define CONFIG_EXTRA_ENV_SETTINGS                                       \
293         CONFIG_KM_DEF_ENV                                               \
294         CONFIG_KM_NEW_ENV                                               \
295         "arch=arm\0"                                                    \
296         "EEprom_ivm=" KM_IVM_BUS "\0"                                   \
297         ""
298
299 #if defined(CONFIG_SYS_NO_FLASH)
300 #undef  CONFIG_FLASH_CFI_MTD
301 #undef  CONFIG_JFFS2_CMDLINE
302 #endif
303
304 /* additions for new relocation code, must be added to all boards */
305 #define CONFIG_SYS_SDRAM_BASE           0x00000000
306 /* Do early setups now in board_init_f() */
307 #define CONFIG_BOARD_EARLY_INIT_F
308
309 /*
310  * resereved pram area at the end of memroy [hex]
311  * 8Mbytes for switch + 4Kbytes for bootcount
312  */
313 #define CONFIG_KM_RESERVED_PRAM 0x801000
314 /* address for the bootcount (taken from end of RAM) */
315 #define BOOTCOUNT_ADDR          (CONFIG_KM_RESERVED_PRAM)
316 /* Use generic bootcount RAM driver */
317 #define CONFIG_BOOTCOUNT_RAM
318
319 /* enable POST tests */
320 #define CONFIG_POST     (CONFIG_SYS_POST_MEM_REGIONS)
321 #define CONFIG_POST_SKIP_ENV_FLAGS
322 #define CONFIG_POST_EXTERNAL_WORD_FUNCS
323 #define CONFIG_CMD_DIAG
324
325 /* we do the whole PCIe FPGA config stuff here */
326 #define CONFIG_BOARD_LATE_INIT
327
328 #endif /* _CONFIG_KM_ARM_H */