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Ryan Mallonb8d41dd2011-06-05 07:21:22 +00001/*
2 * Bluewater Systems Snapper 9260 and 9G20 modules
3 *
4 * (C) Copyright 2011 Bluewater Systems
5 * Author: Andre Renaud <andre@bluewatersys.com>
6 * Author: Ryan Mallon <ryan@bluewatersys.com>
7 *
8 * See file CREDITS for list of people who contributed to this
9 * project.
10 *
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.
15 *
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.
20 *
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,
24 * MA 02111-1307 USA
25 */
26
27#ifndef __CONFIG_H
28#define __CONFIG_H
29
30/* SoC type is defined in boards.cfg */
31#include <asm/hardware.h>
32#include <asm/sizes.h>
33
34#define CONFIG_SYS_TEXT_BASE 0x20000000
35
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
40
41/* CPU */
42#define CONFIG_ARCH_CPU_INIT
43#undef CONFIG_USE_IRQ
44
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
51#define CONFIG_FIT
52
53/* SDRAM */
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)
59
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))
63
64/* NAND Flash */
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
74
75/* Ethernet */
76#define CONFIG_MACB
77#define CONFIG_RMII
Ryan Mallonb8d41dd2011-06-05 07:21:22 +000078#define CONFIG_NET_RETRY_COUNT 20
79#define CONFIG_RESET_PHY_R
80#define CONFIG_TFTP_PORT
81#define CONFIG_TFTP_TSIZE
82
83/* USB */
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
92
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} }
101
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_BAUDRATE_TABLE {115200 , 19200, 38400, 57600, 9600 }
108#define CONFIG_SYS_PROMPT "Snapper> "
109
110/* I2C - Bit-bashed */
111#define CONFIG_SOFT_I2C
112#define CONFIG_SYS_I2C_SPEED 100000
113#define CONFIG_SYS_I2C_SLAVE 0x7F
114#define CONFIG_SOFT_I2C_READ_REPEATED_START
115#define CONFIG_I2C_MULTI_BUS
116#define I2C_INIT do { \
117 at91_set_gpio_output(AT91_PIN_PA23, 1); \
118 at91_set_gpio_output(AT91_PIN_PA24, 1); \
119 at91_set_pio_multi_drive(AT91_PIO_PORTA, 23, 1); \
120 at91_set_pio_multi_drive(AT91_PIO_PORTA, 24, 1); \
121 } while (0)
122#define I2C_SOFT_DECLARATIONS
123#define I2C_ACTIVE
124#define I2C_TRISTATE at91_set_gpio_input(AT91_PIN_PA23, 1);
125#define I2C_READ at91_get_gpio_value(AT91_PIN_PA23);
126#define I2C_SDA(bit) do { \
127 if (bit) { \
128 at91_set_gpio_input(AT91_PIN_PA23, 1); \
129 } else { \
130 at91_set_gpio_output(AT91_PIN_PA23, 1); \
131 at91_set_gpio_value(AT91_PIN_PA23, bit); \
132 } \
133 } while (0)
134#define I2C_SCL(bit) at91_set_pio_value(AT91_PIO_PORTA, 24, bit)
135#define I2C_DELAY udelay(2)
136
137/* Boot options */
138#define CONFIG_SYS_LOAD_ADDR 0x23000000
139#define CONFIG_BOOTDELAY 3
140#define CONFIG_ZERO_BOOTDELAY_CHECK
141
142#define CONFIG_BOOTP_BOOTFILESIZE
143#define CONFIG_BOOTP_BOOTPATH
144#define CONFIG_BOOTP_GATEWAY
145#define CONFIG_BOOTP_HOSTNAME
146
147/* Environment settings */
148#define CONFIG_ENV_IS_IN_NAND
149#define CONFIG_ENV_OFFSET (512 << 10)
150#define CONFIG_ENV_SIZE (256 << 10)
151#define CONFIG_ENV_OVERWRITE
152#define CONFIG_BOOTARGS "console=ttyS0,115200 ip=any"
153
154/* Console settings */
155#define CONFIG_SYS_CBSIZE 256
156#define CONFIG_SYS_MAXARGS 16
157#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
158 sizeof(CONFIG_SYS_PROMPT) + 16)
159#define CONFIG_SYS_LONGHELP
160#define CONFIG_SYS_EXTBDINFO
161#define CONFIG_CMDLINE_EDITING
162#define CONFIG_AUTO_COMPLETE
163#define CONFIG_SYS_HUSH_PARSER
164#define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
165
166/* U-Boot memory settings */
167#define CONFIG_SYS_MALLOC_LEN (1 << 20)
168#define CONFIG_STACKSIZE (256 << 10)
169
170/* Command line configuration */
171#include <config_cmd_default.h>
172#undef CONFIG_CMD_BDI
173#undef CONFIG_CMD_FPGA
174#undef CONFIG_CMD_IMI
175#undef CONFIG_CMD_IMLS
176#undef CONFIG_CMD_LOADS
177#undef CONFIG_CMD_SOURCE
178
179#define CONFIG_CMD_PING
180#define CONFIG_CMD_DHCP
181#define CONFIG_CMD_FAT
182#define CONFIG_CMD_I2C
183#undef CONFIG_CMD_GPIO
184#define CONFIG_CMD_USB
185#define CONFIG_CMD_MII
186#define CONFIG_CMD_NAND
187#define CONFIG_CMD_PCA953X
188#define CONFIG_CMD_PCA953X_INFO
189
190#endif /* __CONFIG_H */