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