1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
|
/* SPDX-License-Identifier: GPL-2.0+ */
/*
* (C) Copyright 2009
* Marvell Semiconductor <www.marvell.com>
* Prafulla Wadaskar <prafulla@marvell.com>
*
* (C) Copyright 2009
* Stefan Roese, DENX Software Engineering, sr@denx.de.
*
* (C) Copyright 2010-2011
* Heiko Schocher, DENX Software Engineering, hs@denx.de.
*/
/*
* for linking errors see
* http://lists.denx.de/pipermail/u-boot/2009-July/057350.html
*/
#ifndef _CONFIG_KM_ARM_H
#define _CONFIG_KM_ARM_H
/*
* High Level Configuration Options (easy to change)
*/
#define CONFIG_FEROCEON_88FR131 /* CPU Core subversion */
#define CONFIG_KW88F6281 /* SOC Name */
#define CONFIG_MACH_TYPE MACH_TYPE_KM_KIRKWOOD
#define CONFIG_NAND_ECC_BCH
/* include common defines/options for all Keymile boards */
#include "keymile-common.h"
/* Reserve 4 MB for malloc */
#define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024)
#include "asm/arch/config.h"
#define CONFIG_SYS_LOAD_ADDR 0x00800000 /* default load adr- 8M */
/* architecture specific default bootargs */
#define CONFIG_KM_DEF_BOOT_ARGS_CPU \
"bootcountaddr=${bootcountaddr} ${mtdparts}" \
" boardid=0x${IVM_BoardId} hwkey=0x${IVM_HWKey}"
#define CONFIG_KM_DEF_ENV_CPU \
"u-boot="CONFIG_HOSTNAME "/u-boot.kwb\0" \
CONFIG_KM_UPDATE_UBOOT \
"set_fdthigh=setenv fdt_high ${kernelmem}\0" \
"checkfdt=" \
"if cramfsls fdt_0x${IVM_BoardId}_0x${IVM_HWKey}.dtb; " \
"then true; else setenv cramfsloadfdt true; " \
"setenv boot bootm ${load_addr_r}; " \
"echo No FDT found, booting with the kernel " \
"appended one; fi\0" \
""
#define CONFIG_SKIP_LOWLEVEL_INIT /* disable board lowlevel_init */
/*
* For booting Linux, the board info and command line data
* have to be in the first 8 MB of memory, since this is
* the maximum mapped by the Linux kernel during initialization.
*/
#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
#define CONFIG_INITRD_TAG /* enable INITRD tag */
#define CONFIG_SETUP_MEMORY_TAGS /* enable memory tag */
/*
* NAND Flash configuration
*/
#define CONFIG_SYS_MAX_NAND_DEVICE 1
/*
* Other required minimal configurations
*/
/*
* Ethernet Driver configuration
*/
#define PHY_ANEG_TIMEOUT 8000 /* PHY needs a longer autoneg timeout */
#define CONFIG_MVGBE_PORTS {1, 0} /* enable port 0 only */
#define CONFIG_PHY_BASE_ADR 0
/*
* I2C related stuff
*/
#undef CONFIG_I2C_MVTWSI
#define CONFIG_SYS_I2C
#define CONFIG_SYS_I2C_SOFT /* I2C bit-banged */
#define CONFIG_SYS_I2C_INIT_BOARD
#define CONFIG_KIRKWOOD_GPIO /* Enable GPIO Support */
#define CONFIG_SYS_NUM_I2C_BUSES 6
#define CONFIG_SYS_I2C_MAX_HOPS 1
#define CONFIG_SYS_I2C_BUSES { {0, {I2C_NULL_HOP} }, \
{0, {{I2C_MUX_PCA9547, 0x70, 1} } }, \
{0, {{I2C_MUX_PCA9547, 0x70, 2} } }, \
{0, {{I2C_MUX_PCA9547, 0x70, 3} } }, \
{0, {{I2C_MUX_PCA9547, 0x70, 4} } }, \
{0, {{I2C_MUX_PCA9547, 0x70, 5} } }, \
}
#ifndef __ASSEMBLY__
#include <asm/arch/gpio.h>
extern void __set_direction(unsigned pin, int high);
void set_sda(int state);
void set_scl(int state);
int get_sda(void);
int get_scl(void);
#define KM_KIRKWOOD_SDA_PIN 8
#define KM_KIRKWOOD_SCL_PIN 9
#define KM_KIRKWOOD_SOFT_I2C_GPIOS 0x0300
#define KM_KIRKWOOD_ENV_WP 38
#define I2C_ACTIVE __set_direction(KM_KIRKWOOD_SDA_PIN, 0)
#define I2C_TRISTATE __set_direction(KM_KIRKWOOD_SDA_PIN, 1)
#define I2C_READ (kw_gpio_get_value(KM_KIRKWOOD_SDA_PIN) ? 1 : 0)
#define I2C_SDA(bit) kw_gpio_set_value(KM_KIRKWOOD_SDA_PIN, bit)
#define I2C_SCL(bit) kw_gpio_set_value(KM_KIRKWOOD_SCL_PIN, bit)
#endif
#define I2C_DELAY udelay(1)
#define I2C_SOFT_DECLARATIONS
#define CONFIG_SYS_I2C_SOFT_SLAVE 0x0
#define CONFIG_SYS_I2C_SOFT_SPEED 100000
/* EEprom support 24C128, 24C256 valid for environment eeprom */
#define CONFIG_SYS_EEPROM_PAGE_WRITE_ENABLE
#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 6 /* 64 Byte write page */
#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10
#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
/*
* Environment variables configurations
*/
#if defined CONFIG_KM_ENV_IS_IN_SPI_NOR
#define CONFIG_ENV_TOTAL_SIZE 0x20000 /* no bracets! */
#else
#define CONFIG_SYS_DEF_EEPROM_ADDR 0x50
#define CONFIG_ENV_EEPROM_IS_ON_I2C
#define CONFIG_SYS_EEPROM_WREN
#define CONFIG_I2C_ENV_EEPROM_BUS 5 /* I2C2 (Mux-Port 5) */
#endif
#define KM_FLASH_GPIO_PIN 16
#define CONFIG_KM_UPDATE_UBOOT \
"update=" \
"sf probe 0;sf erase 0 +${filesize};" \
"sf write ${load_addr_r} 0 ${filesize};\0"
#if defined CONFIG_KM_ENV_IS_IN_SPI_NOR
#define CONFIG_KM_NEW_ENV \
"newenv=sf probe 0;" \
"sf erase " __stringify(CONFIG_ENV_OFFSET) " " \
__stringify(CONFIG_ENV_TOTAL_SIZE)"\0"
#else
#define CONFIG_KM_NEW_ENV \
"newenv=setenv addr 0x100000 && " \
"i2c dev " __stringify(CONFIG_I2C_ENV_EEPROM_BUS) "; " \
"mw.b ${addr} 0 4 && " \
"eeprom write " __stringify(CONFIG_SYS_DEF_EEPROM_ADDR) \
" ${addr} " __stringify(CONFIG_ENV_OFFSET) " 4 && " \
"eeprom write " __stringify(CONFIG_SYS_DEF_EEPROM_ADDR) \
" ${addr} " __stringify(CONFIG_ENV_OFFSET_REDUND) " 4\0"
#endif
#ifndef CONFIG_KM_BOARD_EXTRA_ENV
#define CONFIG_KM_BOARD_EXTRA_ENV ""
#endif
/*
* Default environment variables
*/
#define CONFIG_EXTRA_ENV_SETTINGS \
CONFIG_KM_BOARD_EXTRA_ENV \
CONFIG_KM_DEF_ENV \
CONFIG_KM_NEW_ENV \
"arch=arm\0" \
""
/* additions for new relocation code, must be added to all boards */
#define CONFIG_SYS_SDRAM_BASE 0x00000000
/* address for the bootcount (taken from end of RAM) */
#define BOOTCOUNT_ADDR (CONFIG_KM_RESERVED_PRAM)
/* enable POST tests */
#define CONFIG_POST (CONFIG_SYS_POST_MEM_REGIONS)
#define CONFIG_POST_SKIP_ENV_FLAGS
#define CONFIG_POST_EXTERNAL_WORD_FUNCS
#endif /* _CONFIG_KM_ARM_H */
|
