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 #if defined CONFIG_KM_ENV_IS_IN_SPI_NOR
40 /* Reserve 4 MB for malloc */
41 #define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024)
43 #include "asm/arch/config.h"
45 #define CONFIG_SYS_MEMTEST_START 0x00400000 /* 4M */
46 #define CONFIG_SYS_MEMTEST_END 0x007fffff /*(_8M -1) */
47 #define CONFIG_SYS_LOAD_ADDR 0x00800000 /* default load adr- 8M */
49 /* pseudo-non volatile RAM [hex] */
50 #define CONFIG_KM_PNVRAM 0x80000
51 /* physical RAM MTD size [hex] */
52 #define CONFIG_KM_PHRAM 0x17F000
54 #define CONFIG_KM_CRAMFS_ADDR 0x2400000
55 #define CONFIG_KM_KERNEL_ADDR 0x2000000 /* 3098KBytes */
56 #define CONFIG_KM_FDT_ADDR 0x23E0000 /* 128KBytes */
58 /* architecture specific default bootargs */
59 #define CONFIG_KM_DEF_BOOT_ARGS_CPU \
60 "bootcountaddr=${bootcountaddr} ${mtdparts}" \
61 " boardid=0x${IVM_BoardId} hwkey=0x${IVM_HWKey}"
63 #define CONFIG_KM_DEF_ENV_CPU \
64 "u-boot="CONFIG_HOSTNAME "/u-boot.kwb\0" \
65 CONFIG_KM_UPDATE_UBOOT \
66 "set_fdthigh=setenv fdt_high ${kernelmem}\0" \
68 "if cramfsls fdt_0x${IVM_BoardId}_0x${IVM_HWKey}.dtb; " \
69 "then true; else setenv cramfsloadfdt true; " \
70 "setenv boot bootm ${load_addr_r}; " \
71 "echo No FDT found, booting with the kernel " \
72 "appended one; fi\0" \
75 #define CONFIG_SKIP_LOWLEVEL_INIT /* disable board lowlevel_init */
78 * NS16550 Configuration
80 #define CONFIG_SYS_NS16550_SERIAL
81 #define CONFIG_SYS_NS16550_REG_SIZE (-4)
82 #define CONFIG_SYS_NS16550_CLK CONFIG_SYS_TCLK
83 #define CONFIG_SYS_NS16550_COM1 KW_UART0_BASE
84 #define CONFIG_SYS_NS16550_COM2 KW_UART1_BASE
87 * Serial Port configuration
88 * The following definitions let you select what serial you want to use
89 * for your console driver.
93 * For booting Linux, the board info and command line data
94 * have to be in the first 8 MB of memory, since this is
95 * the maximum mapped by the Linux kernel during initialization.
97 #define CONFIG_BOOTMAPSZ (8 << 20) /* Initial Memmap for Linux */
98 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
99 #define CONFIG_INITRD_TAG /* enable INITRD tag */
100 #define CONFIG_SETUP_MEMORY_TAGS /* enable memory tag */
103 * NAND Flash configuration
105 #define CONFIG_SYS_MAX_NAND_DEVICE 1
107 #define BOOTFLASH_START 0x0
109 /* Kirkwood has two serial IF */
110 #if (CONFIG_CONS_INDEX == 2)
111 #define CONFIG_KM_CONSOLE_TTY "ttyS1"
113 #define CONFIG_KM_CONSOLE_TTY "ttyS0"
117 * Other required minimal configurations
119 #define CONFIG_ARCH_CPU_INIT /* call arch_cpu_init() */
120 #define CONFIG_SYS_RESET_ADDRESS 0xffff0000 /* Rst Vector Adr */
123 * Ethernet Driver configuration
125 #define CONFIG_NETCONSOLE /* include NetConsole support */
126 #define CONFIG_SYS_FAULT_ECHO_LINK_DOWN /* detect link using phy */
127 #define CONFIG_MVGBE_PORTS {1, 0} /* enable port 0 only */
128 #define CONFIG_PHY_BASE_ADR 0
129 #define CONFIG_ENV_OVERWRITE /* ethaddr can be reprogrammed */
130 #define CONFIG_KM_COMMON_ETH_INIT /* standard km ethernet_present for piggy */
135 #undef CONFIG_I2C_MVTWSI
136 #define CONFIG_SYS_I2C
137 #define CONFIG_SYS_I2C_SOFT /* I2C bit-banged */
138 #define CONFIG_SYS_I2C_INIT_BOARD
140 #define CONFIG_KIRKWOOD_GPIO /* Enable GPIO Support */
141 #define CONFIG_SYS_NUM_I2C_BUSES 6
142 #define CONFIG_SYS_I2C_MAX_HOPS 1
143 #define CONFIG_SYS_I2C_BUSES { {0, {I2C_NULL_HOP} }, \
144 {0, {{I2C_MUX_PCA9547, 0x70, 1} } }, \
145 {0, {{I2C_MUX_PCA9547, 0x70, 2} } }, \
146 {0, {{I2C_MUX_PCA9547, 0x70, 3} } }, \
147 {0, {{I2C_MUX_PCA9547, 0x70, 4} } }, \
148 {0, {{I2C_MUX_PCA9547, 0x70, 5} } }, \
152 #include <asm/arch/gpio.h>
153 extern void __set_direction(unsigned pin, int high);
154 void set_sda(int state);
155 void set_scl(int state);
158 #define KM_KIRKWOOD_SDA_PIN 8
159 #define KM_KIRKWOOD_SCL_PIN 9
160 #define KM_KIRKWOOD_SOFT_I2C_GPIOS 0x0300
161 #define KM_KIRKWOOD_ENV_WP 38
163 #define I2C_ACTIVE __set_direction(KM_KIRKWOOD_SDA_PIN, 0)
164 #define I2C_TRISTATE __set_direction(KM_KIRKWOOD_SDA_PIN, 1)
165 #define I2C_READ (kw_gpio_get_value(KM_KIRKWOOD_SDA_PIN) ? 1 : 0)
166 #define I2C_SDA(bit) kw_gpio_set_value(KM_KIRKWOOD_SDA_PIN, bit)
167 #define I2C_SCL(bit) kw_gpio_set_value(KM_KIRKWOOD_SCL_PIN, bit)
170 #define I2C_DELAY udelay(1)
171 #define I2C_SOFT_DECLARATIONS
173 #define CONFIG_SYS_I2C_SOFT_SLAVE 0x0
174 #define CONFIG_SYS_I2C_SOFT_SPEED 100000
176 /* EEprom support 24C128, 24C256 valid for environment eeprom */
177 #define CONFIG_SYS_EEPROM_PAGE_WRITE_ENABLE
178 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 6 /* 64 Byte write page */
179 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10
181 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50
182 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
185 * Environment variables configurations
187 #if defined CONFIG_KM_ENV_IS_IN_SPI_NOR
188 #define CONFIG_ENV_OFFSET 0xc0000 /* no bracets! */
189 #define CONFIG_ENV_SIZE 0x02000 /* Size of Environment */
190 #define CONFIG_ENV_SECT_SIZE 0x10000
191 #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + \
192 CONFIG_ENV_SECT_SIZE)
193 #define CONFIG_ENV_TOTAL_SIZE 0x20000 /* no bracets! */
195 #define CONFIG_SYS_DEF_EEPROM_ADDR 0x50
196 #define CONFIG_ENV_EEPROM_IS_ON_I2C
197 #define CONFIG_SYS_EEPROM_WREN
198 #define CONFIG_ENV_OFFSET 0x0 /* no bracets! */
199 #define CONFIG_ENV_SIZE (0x2000 - CONFIG_ENV_OFFSET)
200 #define CONFIG_I2C_ENV_EEPROM_BUS 5 /* I2C2 (Mux-Port 5) */
201 #define CONFIG_ENV_OFFSET_REDUND 0x2000 /* no bracets! */
202 #define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)
205 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
208 /* SPI bus claim MPP configuration */
209 #define CONFIG_SYS_KW_SPI_MPP 0x0
211 #define FLASH_GPIO_PIN 0x00010000
212 #define KM_FLASH_GPIO_PIN 16
214 #define CONFIG_KM_UPDATE_UBOOT \
216 "sf probe 0;sf erase 0 +${filesize};" \
217 "sf write ${load_addr_r} 0 ${filesize};\0"
219 #if defined CONFIG_KM_ENV_IS_IN_SPI_NOR
220 #define CONFIG_KM_NEW_ENV \
221 "newenv=sf probe 0;" \
222 "sf erase " __stringify(CONFIG_ENV_OFFSET) " " \
223 __stringify(CONFIG_ENV_TOTAL_SIZE)"\0"
225 #define CONFIG_KM_NEW_ENV \
226 "newenv=setenv addr 0x100000 && " \
227 "i2c dev " __stringify(CONFIG_I2C_ENV_EEPROM_BUS) "; " \
228 "mw.b ${addr} 0 4 && " \
229 "eeprom write " __stringify(CONFIG_SYS_DEF_EEPROM_ADDR) \
230 " ${addr} " __stringify(CONFIG_ENV_OFFSET) " 4 && " \
231 "eeprom write " __stringify(CONFIG_SYS_DEF_EEPROM_ADDR) \
232 " ${addr} " __stringify(CONFIG_ENV_OFFSET_REDUND) " 4\0"
235 #ifndef CONFIG_KM_BOARD_EXTRA_ENV
236 #define CONFIG_KM_BOARD_EXTRA_ENV ""
240 * Default environment variables
242 #define CONFIG_EXTRA_ENV_SETTINGS \
243 CONFIG_KM_BOARD_EXTRA_ENV \
249 #if !defined(CONFIG_MTD_NOR_FLASH)
250 #undef CONFIG_JFFS2_CMDLINE
253 /* additions for new relocation code, must be added to all boards */
254 #define CONFIG_SYS_SDRAM_BASE 0x00000000
255 /* Do early setups now in board_init_f() */
258 * resereved pram area at the end of memroy [hex]
259 * 8Mbytes for switch + 4Kbytes for bootcount
261 #define CONFIG_KM_RESERVED_PRAM 0x801000
262 /* address for the bootcount (taken from end of RAM) */
263 #define BOOTCOUNT_ADDR (CONFIG_KM_RESERVED_PRAM)
265 /* enable POST tests */
266 #define CONFIG_POST (CONFIG_SYS_POST_MEM_REGIONS)
267 #define CONFIG_POST_SKIP_ENV_FLAGS
268 #define CONFIG_POST_EXTERNAL_WORD_FUNCS
270 /* we do the whole PCIe FPGA config stuff here */
272 #endif /* _CONFIG_KM_ARM_H */