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 /* SPI NOR Flash default params, used by sf commands */
37 /* Reserve 4 MB for malloc */
38 #define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024)
40 #include "asm/arch/config.h"
42 #define CONFIG_SYS_MEMTEST_START 0x00400000 /* 4M */
43 #define CONFIG_SYS_MEMTEST_END 0x007fffff /*(_8M -1) */
44 #define CONFIG_SYS_LOAD_ADDR 0x00800000 /* default load adr- 8M */
46 /* pseudo-non volatile RAM [hex] */
47 #define CONFIG_KM_PNVRAM 0x80000
48 /* physical RAM MTD size [hex] */
49 #define CONFIG_KM_PHRAM 0x17F000
51 #define CONFIG_KM_CRAMFS_ADDR 0x2400000
52 #define CONFIG_KM_KERNEL_ADDR 0x2000000 /* 3098KBytes */
53 #define CONFIG_KM_FDT_ADDR 0x23E0000 /* 128KBytes */
55 /* architecture specific default bootargs */
56 #define CONFIG_KM_DEF_BOOT_ARGS_CPU \
57 "bootcountaddr=${bootcountaddr} ${mtdparts}" \
58 " boardid=0x${IVM_BoardId} hwkey=0x${IVM_HWKey}"
60 #define CONFIG_KM_DEF_ENV_CPU \
61 "u-boot="CONFIG_HOSTNAME "/u-boot.kwb\0" \
62 CONFIG_KM_UPDATE_UBOOT \
63 "set_fdthigh=setenv fdt_high ${kernelmem}\0" \
65 "if cramfsls fdt_0x${IVM_BoardId}_0x${IVM_HWKey}.dtb; " \
66 "then true; else setenv cramfsloadfdt true; " \
67 "setenv boot bootm ${load_addr_r}; " \
68 "echo No FDT found, booting with the kernel " \
69 "appended one; fi\0" \
72 #define CONFIG_SKIP_LOWLEVEL_INIT /* disable board lowlevel_init */
75 * NS16550 Configuration
77 #define CONFIG_SYS_NS16550_SERIAL
78 #define CONFIG_SYS_NS16550_REG_SIZE (-4)
79 #define CONFIG_SYS_NS16550_CLK CONFIG_SYS_TCLK
80 #define CONFIG_SYS_NS16550_COM1 KW_UART0_BASE
81 #define CONFIG_SYS_NS16550_COM2 KW_UART1_BASE
84 * Serial Port configuration
85 * The following definitions let you select what serial you want to use
86 * for your console driver.
90 * For booting Linux, the board info and command line data
91 * have to be in the first 8 MB of memory, since this is
92 * the maximum mapped by the Linux kernel during initialization.
94 #define CONFIG_BOOTMAPSZ (8 << 20) /* Initial Memmap for Linux */
95 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
96 #define CONFIG_INITRD_TAG /* enable INITRD tag */
97 #define CONFIG_SETUP_MEMORY_TAGS /* enable memory tag */
100 * NAND Flash configuration
102 #define CONFIG_SYS_MAX_NAND_DEVICE 1
104 #define BOOTFLASH_START 0x0
106 /* Kirkwood has two serial IF */
107 #if (CONFIG_CONS_INDEX == 2)
108 #define CONFIG_KM_CONSOLE_TTY "ttyS1"
110 #define CONFIG_KM_CONSOLE_TTY "ttyS0"
114 * Other required minimal configurations
116 #define CONFIG_ARCH_CPU_INIT /* call arch_cpu_init() */
117 #define CONFIG_SYS_RESET_ADDRESS 0xffff0000 /* Rst Vector Adr */
120 * Ethernet Driver configuration
122 #define CONFIG_NETCONSOLE /* include NetConsole support */
123 #define CONFIG_SYS_FAULT_ECHO_LINK_DOWN /* detect link using phy */
124 #define CONFIG_MVGBE_PORTS {1, 0} /* enable port 0 only */
125 #define CONFIG_PHY_BASE_ADR 0
126 #define CONFIG_ENV_OVERWRITE /* ethaddr can be reprogrammed */
127 #define CONFIG_KM_COMMON_ETH_INIT /* standard km ethernet_present for piggy */
132 #undef CONFIG_I2C_MVTWSI
133 #define CONFIG_SYS_I2C
134 #define CONFIG_SYS_I2C_SOFT /* I2C bit-banged */
135 #define CONFIG_SYS_I2C_INIT_BOARD
137 #define CONFIG_KIRKWOOD_GPIO /* Enable GPIO Support */
138 #define CONFIG_SYS_NUM_I2C_BUSES 6
139 #define CONFIG_SYS_I2C_MAX_HOPS 1
140 #define CONFIG_SYS_I2C_BUSES { {0, {I2C_NULL_HOP} }, \
141 {0, {{I2C_MUX_PCA9547, 0x70, 1} } }, \
142 {0, {{I2C_MUX_PCA9547, 0x70, 2} } }, \
143 {0, {{I2C_MUX_PCA9547, 0x70, 3} } }, \
144 {0, {{I2C_MUX_PCA9547, 0x70, 4} } }, \
145 {0, {{I2C_MUX_PCA9547, 0x70, 5} } }, \
149 #include <asm/arch/gpio.h>
150 extern void __set_direction(unsigned pin, int high);
151 void set_sda(int state);
152 void set_scl(int state);
155 #define KM_KIRKWOOD_SDA_PIN 8
156 #define KM_KIRKWOOD_SCL_PIN 9
157 #define KM_KIRKWOOD_SOFT_I2C_GPIOS 0x0300
158 #define KM_KIRKWOOD_ENV_WP 38
160 #define I2C_ACTIVE __set_direction(KM_KIRKWOOD_SDA_PIN, 0)
161 #define I2C_TRISTATE __set_direction(KM_KIRKWOOD_SDA_PIN, 1)
162 #define I2C_READ (kw_gpio_get_value(KM_KIRKWOOD_SDA_PIN) ? 1 : 0)
163 #define I2C_SDA(bit) kw_gpio_set_value(KM_KIRKWOOD_SDA_PIN, bit)
164 #define I2C_SCL(bit) kw_gpio_set_value(KM_KIRKWOOD_SCL_PIN, bit)
167 #define I2C_DELAY udelay(1)
168 #define I2C_SOFT_DECLARATIONS
170 #define CONFIG_SYS_I2C_SOFT_SLAVE 0x0
171 #define CONFIG_SYS_I2C_SOFT_SPEED 100000
173 /* EEprom support 24C128, 24C256 valid for environment eeprom */
174 #define CONFIG_SYS_EEPROM_PAGE_WRITE_ENABLE
175 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 6 /* 64 Byte write page */
176 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10
178 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50
179 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
182 * Environment variables configurations
184 #if defined CONFIG_KM_ENV_IS_IN_SPI_NOR
185 #define CONFIG_ENV_OFFSET 0xc0000 /* no bracets! */
186 #define CONFIG_ENV_SIZE 0x02000 /* Size of Environment */
187 #define CONFIG_ENV_SECT_SIZE 0x10000
188 #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + \
189 CONFIG_ENV_SECT_SIZE)
190 #define CONFIG_ENV_TOTAL_SIZE 0x20000 /* no bracets! */
192 #define CONFIG_SYS_DEF_EEPROM_ADDR 0x50
193 #define CONFIG_ENV_EEPROM_IS_ON_I2C
194 #define CONFIG_SYS_EEPROM_WREN
195 #define CONFIG_ENV_OFFSET 0x0 /* no bracets! */
196 #define CONFIG_ENV_SIZE (0x2000 - CONFIG_ENV_OFFSET)
197 #define CONFIG_I2C_ENV_EEPROM_BUS 5 /* I2C2 (Mux-Port 5) */
198 #define CONFIG_ENV_OFFSET_REDUND 0x2000 /* no bracets! */
199 #define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)
202 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
204 #define KM_FLASH_GPIO_PIN 16
206 #define CONFIG_KM_UPDATE_UBOOT \
208 "sf probe 0;sf erase 0 +${filesize};" \
209 "sf write ${load_addr_r} 0 ${filesize};\0"
211 #if defined CONFIG_KM_ENV_IS_IN_SPI_NOR
212 #define CONFIG_KM_NEW_ENV \
213 "newenv=sf probe 0;" \
214 "sf erase " __stringify(CONFIG_ENV_OFFSET) " " \
215 __stringify(CONFIG_ENV_TOTAL_SIZE)"\0"
217 #define CONFIG_KM_NEW_ENV \
218 "newenv=setenv addr 0x100000 && " \
219 "i2c dev " __stringify(CONFIG_I2C_ENV_EEPROM_BUS) "; " \
220 "mw.b ${addr} 0 4 && " \
221 "eeprom write " __stringify(CONFIG_SYS_DEF_EEPROM_ADDR) \
222 " ${addr} " __stringify(CONFIG_ENV_OFFSET) " 4 && " \
223 "eeprom write " __stringify(CONFIG_SYS_DEF_EEPROM_ADDR) \
224 " ${addr} " __stringify(CONFIG_ENV_OFFSET_REDUND) " 4\0"
227 #ifndef CONFIG_KM_BOARD_EXTRA_ENV
228 #define CONFIG_KM_BOARD_EXTRA_ENV ""
232 * Default environment variables
234 #define CONFIG_EXTRA_ENV_SETTINGS \
235 CONFIG_KM_BOARD_EXTRA_ENV \
241 #if !defined(CONFIG_MTD_NOR_FLASH)
242 #undef CONFIG_JFFS2_CMDLINE
245 /* additions for new relocation code, must be added to all boards */
246 #define CONFIG_SYS_SDRAM_BASE 0x00000000
247 /* Do early setups now in board_init_f() */
250 * resereved pram area at the end of memroy [hex]
251 * 8Mbytes for switch + 4Kbytes for bootcount
253 #define CONFIG_KM_RESERVED_PRAM 0x801000
254 /* address for the bootcount (taken from end of RAM) */
255 #define BOOTCOUNT_ADDR (CONFIG_KM_RESERVED_PRAM)
257 /* enable POST tests */
258 #define CONFIG_POST (CONFIG_SYS_POST_MEM_REGIONS)
259 #define CONFIG_POST_SKIP_ENV_FLAGS
260 #define CONFIG_POST_EXTERNAL_WORD_FUNCS
262 /* we do the whole PCIe FPGA config stuff here */
264 #endif /* _CONFIG_KM_ARM_H */