2 * Bluewater Systems Snapper 9260 and 9G20 modules
4 * (C) Copyright 2011 Bluewater Systems
5 * Author: Andre Renaud <andre@bluewatersys.com>
6 * Author: Ryan Mallon <ryan@bluewatersys.com>
8 * See file CREDITS for list of people who contributed to this
11 * This program is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License as
13 * published by the Free Software Foundation; either version 2 of
14 * the License, or (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
30 /* SoC type is defined in boards.cfg */
31 #include <asm/hardware.h>
32 #include <asm/sizes.h>
34 #define CONFIG_SYS_TEXT_BASE 0x20000000
36 /* ARM asynchronous clock */
37 #define CONFIG_SYS_AT91_MAIN_CLOCK 18432000 /* External Crystal, in Hz */
38 #define CONFIG_SYS_AT91_SLOW_CLOCK 32768
39 #define CONFIG_SYS_HZ 1000
42 #define CONFIG_ARCH_CPU_INIT
45 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
46 #define CONFIG_SETUP_MEMORY_TAGS
47 #define CONFIG_INITRD_TAG
48 #define CONFIG_SKIP_LOWLEVEL_INIT
49 #define CONFIG_SKIP_RELOCATE_UBOOT
50 #define CONFIG_DISPLAY_CPUINFO
54 #define CONFIG_NR_DRAM_BANKS 1
55 #define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1
56 #define CONFIG_SYS_SDRAM_SIZE (64 * 1024 * 1024) /* 64MB */
57 #define CONFIG_SYS_INIT_SP_ADDR (ATMEL_BASE_SRAM1 + 0x1000 - \
58 GENERATED_GBL_DATA_SIZE)
60 /* Mem test settings */
61 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
62 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_SDRAM_BASE + (1024 * 1024))
65 #define CONFIG_NAND_ATMEL
66 #define CONFIG_SYS_NO_FLASH
67 #define CONFIG_SYS_MAX_NAND_DEVICE 1
68 #define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3
69 #define CONFIG_SYS_NAND_DBW_8
70 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21) /* AD21 */
71 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22) /* AD22 */
72 #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14
73 #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC13
78 #define CONFIG_NET_RETRY_COUNT 20
79 #define CONFIG_RESET_PHY_R
80 #define CONFIG_TFTP_PORT
81 #define CONFIG_TFTP_TSIZE
84 #define CONFIG_USB_ATMEL
85 #define CONFIG_USB_OHCI_NEW
86 #define CONFIG_DOS_PARTITION
87 #define CONFIG_SYS_USB_OHCI_CPU_INIT
88 #define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_UHP_BASE
89 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9260"
90 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2
91 #define CONFIG_USB_STORAGE
93 /* GPIOs and IO expander */
94 #define CONFIG_AT91_LEGACY
95 #define CONFIG_ATMEL_LEGACY
96 #define CONFIG_AT91_GPIO
97 #define CONFIG_AT91_GPIO_PULLUP 1
98 #define CONFIG_PCA953X
99 #define CONFIG_SYS_I2C_PCA953X_ADDR 0x28
100 #define CONFIG_SYS_I2C_PCA953X_WIDTH { {0x28, 16} }
102 /* UARTs/Serial console */
103 #define CONFIG_ATMEL_USART
104 #define CONFIG_USART_BASE ATMEL_BASE_DBGU
105 #define CONFIG_USART_ID ATMEL_ID_SYS
106 #define CONFIG_BAUDRATE 115200
107 #define CONFIG_SYS_PROMPT "Snapper> "
109 /* I2C - Bit-bashed */
110 #define CONFIG_SOFT_I2C
111 #define CONFIG_SYS_I2C_SPEED 100000
112 #define CONFIG_SYS_I2C_SLAVE 0x7F
113 #define CONFIG_SOFT_I2C_READ_REPEATED_START
114 #define CONFIG_I2C_MULTI_BUS
115 #define I2C_INIT do { \
116 at91_set_gpio_output(AT91_PIN_PA23, 1); \
117 at91_set_gpio_output(AT91_PIN_PA24, 1); \
118 at91_set_pio_multi_drive(AT91_PIO_PORTA, 23, 1); \
119 at91_set_pio_multi_drive(AT91_PIO_PORTA, 24, 1); \
121 #define I2C_SOFT_DECLARATIONS
123 #define I2C_TRISTATE at91_set_gpio_input(AT91_PIN_PA23, 1);
124 #define I2C_READ at91_get_gpio_value(AT91_PIN_PA23);
125 #define I2C_SDA(bit) do { \
127 at91_set_gpio_input(AT91_PIN_PA23, 1); \
129 at91_set_gpio_output(AT91_PIN_PA23, 1); \
130 at91_set_gpio_value(AT91_PIN_PA23, bit); \
133 #define I2C_SCL(bit) at91_set_pio_value(AT91_PIO_PORTA, 24, bit)
134 #define I2C_DELAY udelay(2)
137 #define CONFIG_SYS_LOAD_ADDR 0x23000000
138 #define CONFIG_BOOTDELAY 3
139 #define CONFIG_ZERO_BOOTDELAY_CHECK
141 #define CONFIG_BOOTP_BOOTFILESIZE
142 #define CONFIG_BOOTP_BOOTPATH
143 #define CONFIG_BOOTP_GATEWAY
144 #define CONFIG_BOOTP_HOSTNAME
146 /* Environment settings */
147 #define CONFIG_ENV_IS_IN_NAND
148 #define CONFIG_ENV_OFFSET (512 << 10)
149 #define CONFIG_ENV_SIZE (256 << 10)
150 #define CONFIG_ENV_OVERWRITE
151 #define CONFIG_BOOTARGS "console=ttyS0,115200 ip=any"
153 /* Console settings */
154 #define CONFIG_SYS_CBSIZE 256
155 #define CONFIG_SYS_MAXARGS 16
156 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
157 sizeof(CONFIG_SYS_PROMPT) + 16)
158 #define CONFIG_SYS_LONGHELP
159 #define CONFIG_CMDLINE_EDITING
160 #define CONFIG_AUTO_COMPLETE
161 #define CONFIG_SYS_HUSH_PARSER
163 /* U-Boot memory settings */
164 #define CONFIG_SYS_MALLOC_LEN (1 << 20)
165 #define CONFIG_STACKSIZE (256 << 10)
167 /* Command line configuration */
168 #include <config_cmd_default.h>
169 #undef CONFIG_CMD_BDI
170 #undef CONFIG_CMD_FPGA
171 #undef CONFIG_CMD_IMI
172 #undef CONFIG_CMD_IMLS
173 #undef CONFIG_CMD_LOADS
174 #undef CONFIG_CMD_SOURCE
176 #define CONFIG_CMD_PING
177 #define CONFIG_CMD_DHCP
178 #define CONFIG_CMD_FAT
179 #define CONFIG_CMD_I2C
180 #undef CONFIG_CMD_GPIO
181 #define CONFIG_CMD_USB
182 #define CONFIG_CMD_MII
183 #define CONFIG_CMD_NAND
184 #define CONFIG_CMD_PCA953X
185 #define CONFIG_CMD_PCA953X_INFO
187 #endif /* __CONFIG_H */