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 * SPDX-License-Identifier: GPL-2.0+
14 /* SoC type is defined in boards.cfg */
15 #include <asm/hardware.h>
16 #include <linux/sizes.h>
18 #define CONFIG_SYS_TEXT_BASE 0x21f00000
20 /* ARM asynchronous clock */
21 #define CONFIG_SYS_AT91_MAIN_CLOCK 18432000 /* External Crystal, in Hz */
22 #define CONFIG_SYS_AT91_SLOW_CLOCK 32768
23 #define CONFIG_SYS_GENERIC_BOARD
24 #define CONFIG_SYS_MALLOC_F_LEN (1 << 10)
27 #define CONFIG_ARCH_CPU_INIT
29 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
30 #define CONFIG_SETUP_MEMORY_TAGS
31 #define CONFIG_INITRD_TAG
32 #define CONFIG_SKIP_LOWLEVEL_INIT
33 #define CONFIG_DISPLAY_CPUINFO
37 #define CONFIG_NR_DRAM_BANKS 1
38 #define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1
39 #define CONFIG_SYS_SDRAM_SIZE (64 * 1024 * 1024) /* 64MB */
40 #define CONFIG_SYS_INIT_SP_ADDR (ATMEL_BASE_SRAM1 + 0x1000 - \
41 GENERATED_GBL_DATA_SIZE)
43 /* Mem test settings */
44 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
45 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_SDRAM_BASE + (1024 * 1024))
48 #define CONFIG_NAND_ATMEL
49 #define CONFIG_SYS_NO_FLASH
50 #define CONFIG_SYS_MAX_NAND_DEVICE 1
51 #define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3
52 #define CONFIG_SYS_NAND_DBW_8
53 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21) /* AD21 */
54 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22) /* AD22 */
55 #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14
56 #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC13
61 #define CONFIG_NET_RETRY_COUNT 20
62 #define CONFIG_RESET_PHY_R
63 #define CONFIG_AT91_WANTS_COMMON_PHY
64 #define CONFIG_TFTP_PORT
65 #define CONFIG_TFTP_TSIZE
68 #define CONFIG_USB_ATMEL
69 #define CONFIG_USB_ATMEL_CLK_SEL_PLLB
70 #define CONFIG_USB_OHCI_NEW
71 #define CONFIG_DOS_PARTITION
72 #define CONFIG_SYS_USB_OHCI_CPU_INIT
73 #define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_UHP_BASE
74 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9260"
75 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2
76 #define CONFIG_USB_STORAGE
78 /* GPIOs and IO expander */
79 #define CONFIG_ATMEL_LEGACY
80 #define CONFIG_AT91_GPIO
81 #define CONFIG_AT91_GPIO_PULLUP 1
82 #define CONFIG_PCA953X
83 #define CONFIG_SYS_I2C_PCA953X_ADDR 0x28
84 #define CONFIG_SYS_I2C_PCA953X_WIDTH { {0x28, 16} }
86 /* UARTs/Serial console */
87 #define CONFIG_ATMEL_USART
88 #ifndef CONFIG_DM_SERIAL
89 #define CONFIG_USART_BASE ATMEL_BASE_DBGU
90 #define CONFIG_USART_ID ATMEL_ID_SYS
92 #define CONFIG_BAUDRATE 115200
93 #define CONFIG_SYS_PROMPT "Snapper> "
95 /* I2C - Bit-bashed */
96 #define CONFIG_SYS_I2C
97 #define CONFIG_SYS_I2C_SOFT /* I2C bit-banged */
98 #define CONFIG_SYS_I2C_SOFT_SPEED 100000
99 #define CONFIG_SYS_I2C_SOFT_SLAVE 0x7F
100 #define CONFIG_SOFT_I2C_READ_REPEATED_START
101 #define I2C_INIT do { \
102 at91_set_gpio_output(AT91_PIN_PA23, 1); \
103 at91_set_gpio_output(AT91_PIN_PA24, 1); \
104 at91_set_pio_multi_drive(AT91_PIO_PORTA, 23, 1); \
105 at91_set_pio_multi_drive(AT91_PIO_PORTA, 24, 1); \
107 #define I2C_SOFT_DECLARATIONS
109 #define I2C_TRISTATE at91_set_gpio_input(AT91_PIN_PA23, 1);
110 #define I2C_READ at91_get_gpio_value(AT91_PIN_PA23);
111 #define I2C_SDA(bit) do { \
113 at91_set_gpio_input(AT91_PIN_PA23, 1); \
115 at91_set_gpio_output(AT91_PIN_PA23, 1); \
116 at91_set_gpio_value(AT91_PIN_PA23, bit); \
119 #define I2C_SCL(bit) at91_set_pio_value(AT91_PIO_PORTA, 24, bit)
120 #define I2C_DELAY udelay(2)
123 #define CONFIG_SYS_LOAD_ADDR 0x23000000
124 #define CONFIG_BOOTDELAY 3
125 #define CONFIG_ZERO_BOOTDELAY_CHECK
127 #define CONFIG_BOOTP_BOOTFILESIZE
128 #define CONFIG_BOOTP_BOOTPATH
129 #define CONFIG_BOOTP_GATEWAY
130 #define CONFIG_BOOTP_HOSTNAME
132 /* Environment settings */
133 #define CONFIG_ENV_IS_IN_NAND
134 #define CONFIG_ENV_OFFSET (512 << 10)
135 #define CONFIG_ENV_SIZE (256 << 10)
136 #define CONFIG_ENV_OVERWRITE
137 #define CONFIG_BOOTARGS "console=ttyS0,115200 ip=any"
139 /* Console settings */
140 #define CONFIG_SYS_CBSIZE 256
141 #define CONFIG_SYS_MAXARGS 16
142 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
143 sizeof(CONFIG_SYS_PROMPT) + 16)
144 #define CONFIG_SYS_LONGHELP
145 #define CONFIG_CMDLINE_EDITING
146 #define CONFIG_AUTO_COMPLETE
147 #define CONFIG_SYS_HUSH_PARSER
149 /* U-Boot memory settings */
150 #define CONFIG_SYS_MALLOC_LEN (1 << 20)
152 /* Command line configuration */
153 #include <config_cmd_default.h>
154 #undef CONFIG_CMD_BDI
155 #undef CONFIG_CMD_FPGA
156 #undef CONFIG_CMD_IMI
157 #undef CONFIG_CMD_IMLS
158 #undef CONFIG_CMD_LOADS
159 #undef CONFIG_CMD_SOURCE
161 #define CONFIG_CMD_PING
162 #define CONFIG_CMD_DHCP
163 #define CONFIG_CMD_FAT
164 #define CONFIG_CMD_I2C
165 #define CONFIG_CMD_GPIO
166 #define CONFIG_CMD_USB
167 #define CONFIG_CMD_MII
168 #define CONFIG_CMD_NAND
169 #define CONFIG_CMD_PCA953X
170 #define CONFIG_CMD_PCA953X_INFO
172 #endif /* __CONFIG_H */