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 #include "asm/arch/config.h"
40 #define CONFIG_SYS_MEMTEST_START 0x00400000 /* 4M */
41 #define CONFIG_SYS_MEMTEST_END 0x007fffff /*(_8M -1) */
42 #define CONFIG_SYS_LOAD_ADDR 0x00800000 /* default load adr- 8M */
44 /* architecture specific default bootargs */
45 #define CONFIG_KM_DEF_BOOT_ARGS_CPU \
46 "bootcountaddr=${bootcountaddr} ${mtdparts}" \
47 " boardid=0x${IVM_BoardId} hwkey=0x${IVM_HWKey}"
49 #define CONFIG_KM_DEF_ENV_CPU \
50 "u-boot="CONFIG_HOSTNAME "/u-boot.kwb\0" \
51 CONFIG_KM_UPDATE_UBOOT \
52 "set_fdthigh=setenv fdt_high ${kernelmem}\0" \
54 "if cramfsls fdt_0x${IVM_BoardId}_0x${IVM_HWKey}.dtb; " \
55 "then true; else setenv cramfsloadfdt true; " \
56 "setenv boot bootm ${load_addr_r}; " \
57 "echo No FDT found, booting with the kernel " \
58 "appended one; fi\0" \
61 #define CONFIG_SKIP_LOWLEVEL_INIT /* disable board lowlevel_init */
64 * NS16550 Configuration
66 #define CONFIG_SYS_NS16550_SERIAL
67 #define CONFIG_SYS_NS16550_REG_SIZE (-4)
68 #define CONFIG_SYS_NS16550_CLK CONFIG_SYS_TCLK
69 #define CONFIG_SYS_NS16550_COM1 KW_UART0_BASE
70 #define CONFIG_SYS_NS16550_COM2 KW_UART1_BASE
73 * For booting Linux, the board info and command line data
74 * have to be in the first 8 MB of memory, since this is
75 * the maximum mapped by the Linux kernel during initialization.
77 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
78 #define CONFIG_INITRD_TAG /* enable INITRD tag */
79 #define CONFIG_SETUP_MEMORY_TAGS /* enable memory tag */
82 * NAND Flash configuration
84 #define CONFIG_SYS_MAX_NAND_DEVICE 1
87 * Other required minimal configurations
89 #define CONFIG_ARCH_CPU_INIT /* call arch_cpu_init() */
92 * Ethernet Driver configuration
94 #define CONFIG_MVGBE_PORTS {1, 0} /* enable port 0 only */
95 #define CONFIG_PHY_BASE_ADR 0
100 #undef CONFIG_I2C_MVTWSI
101 #define CONFIG_SYS_I2C
102 #define CONFIG_SYS_I2C_SOFT /* I2C bit-banged */
103 #define CONFIG_SYS_I2C_INIT_BOARD
105 #define CONFIG_KIRKWOOD_GPIO /* Enable GPIO Support */
106 #define CONFIG_SYS_NUM_I2C_BUSES 6
107 #define CONFIG_SYS_I2C_MAX_HOPS 1
108 #define CONFIG_SYS_I2C_BUSES { {0, {I2C_NULL_HOP} }, \
109 {0, {{I2C_MUX_PCA9547, 0x70, 1} } }, \
110 {0, {{I2C_MUX_PCA9547, 0x70, 2} } }, \
111 {0, {{I2C_MUX_PCA9547, 0x70, 3} } }, \
112 {0, {{I2C_MUX_PCA9547, 0x70, 4} } }, \
113 {0, {{I2C_MUX_PCA9547, 0x70, 5} } }, \
117 #include <asm/arch/gpio.h>
118 extern void __set_direction(unsigned pin, int high);
119 void set_sda(int state);
120 void set_scl(int state);
123 #define KM_KIRKWOOD_SDA_PIN 8
124 #define KM_KIRKWOOD_SCL_PIN 9
125 #define KM_KIRKWOOD_SOFT_I2C_GPIOS 0x0300
126 #define KM_KIRKWOOD_ENV_WP 38
128 #define I2C_ACTIVE __set_direction(KM_KIRKWOOD_SDA_PIN, 0)
129 #define I2C_TRISTATE __set_direction(KM_KIRKWOOD_SDA_PIN, 1)
130 #define I2C_READ (kw_gpio_get_value(KM_KIRKWOOD_SDA_PIN) ? 1 : 0)
131 #define I2C_SDA(bit) kw_gpio_set_value(KM_KIRKWOOD_SDA_PIN, bit)
132 #define I2C_SCL(bit) kw_gpio_set_value(KM_KIRKWOOD_SCL_PIN, bit)
135 #define I2C_DELAY udelay(1)
136 #define I2C_SOFT_DECLARATIONS
138 #define CONFIG_SYS_I2C_SOFT_SLAVE 0x0
139 #define CONFIG_SYS_I2C_SOFT_SPEED 100000
141 /* EEprom support 24C128, 24C256 valid for environment eeprom */
142 #define CONFIG_SYS_EEPROM_PAGE_WRITE_ENABLE
143 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 6 /* 64 Byte write page */
144 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10
146 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50
147 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
150 * Environment variables configurations
152 #if defined CONFIG_KM_ENV_IS_IN_SPI_NOR
153 #define CONFIG_ENV_OFFSET 0xc0000 /* no bracets! */
154 #define CONFIG_ENV_SIZE 0x02000 /* Size of Environment */
155 #define CONFIG_ENV_SECT_SIZE 0x10000
156 #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + \
157 CONFIG_ENV_SECT_SIZE)
158 #define CONFIG_ENV_TOTAL_SIZE 0x20000 /* no bracets! */
160 #define CONFIG_SYS_DEF_EEPROM_ADDR 0x50
161 #define CONFIG_ENV_EEPROM_IS_ON_I2C
162 #define CONFIG_SYS_EEPROM_WREN
163 #define CONFIG_ENV_OFFSET 0x0 /* no bracets! */
164 #define CONFIG_ENV_SIZE (0x2000 - CONFIG_ENV_OFFSET)
165 #define CONFIG_I2C_ENV_EEPROM_BUS 5 /* I2C2 (Mux-Port 5) */
166 #define CONFIG_ENV_OFFSET_REDUND 0x2000 /* no bracets! */
167 #define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)
170 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
172 #define KM_FLASH_GPIO_PIN 16
174 #define CONFIG_KM_UPDATE_UBOOT \
176 "sf probe 0;sf erase 0 +${filesize};" \
177 "sf write ${load_addr_r} 0 ${filesize};\0"
179 #if defined CONFIG_KM_ENV_IS_IN_SPI_NOR
180 #define CONFIG_KM_NEW_ENV \
181 "newenv=sf probe 0;" \
182 "sf erase " __stringify(CONFIG_ENV_OFFSET) " " \
183 __stringify(CONFIG_ENV_TOTAL_SIZE)"\0"
185 #define CONFIG_KM_NEW_ENV \
186 "newenv=setenv addr 0x100000 && " \
187 "i2c dev " __stringify(CONFIG_I2C_ENV_EEPROM_BUS) "; " \
188 "mw.b ${addr} 0 4 && " \
189 "eeprom write " __stringify(CONFIG_SYS_DEF_EEPROM_ADDR) \
190 " ${addr} " __stringify(CONFIG_ENV_OFFSET) " 4 && " \
191 "eeprom write " __stringify(CONFIG_SYS_DEF_EEPROM_ADDR) \
192 " ${addr} " __stringify(CONFIG_ENV_OFFSET_REDUND) " 4\0"
195 #ifndef CONFIG_KM_BOARD_EXTRA_ENV
196 #define CONFIG_KM_BOARD_EXTRA_ENV ""
200 * Default environment variables
202 #define CONFIG_EXTRA_ENV_SETTINGS \
203 CONFIG_KM_BOARD_EXTRA_ENV \
209 /* additions for new relocation code, must be added to all boards */
210 #define CONFIG_SYS_SDRAM_BASE 0x00000000
212 /* address for the bootcount (taken from end of RAM) */
213 #define BOOTCOUNT_ADDR (CONFIG_KM_RESERVED_PRAM)
215 /* enable POST tests */
216 #define CONFIG_POST (CONFIG_SYS_POST_MEM_REGIONS)
217 #define CONFIG_POST_SKIP_ENV_FLAGS
218 #define CONFIG_POST_EXTERNAL_WORD_FUNCS
220 #endif /* _CONFIG_KM_ARM_H */