3 * Albin Tonnerre, Free Electrons <albin.tonnerre@free-electrons.com>
5 * Configuation settings for the Calao SBC35-A9G20 board
7 * SPDX-License-Identifier: GPL-2.0+
13 /* SoC type is defined in boards.cfg */
14 #include <asm/hardware.h>
15 #include <linux/sizes.h>
17 #if defined(CONFIG_SYS_USE_NANDFLASH)
18 #define CONFIG_ENV_IS_IN_NAND
20 #define CONFIG_ENV_IS_IN_EEPROM
23 #define MACH_TYPE_SBC35_A9G20 1848
24 #define CONFIG_MACH_TYPE MACH_TYPE_SBC35_A9G20
26 /* ARM asynchronous clock */
27 #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */
28 #define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* 12.000 MHz crystal */
30 #define CONFIG_ARCH_CPU_INIT
32 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
33 #define CONFIG_SETUP_MEMORY_TAGS
34 #define CONFIG_INITRD_TAG
35 #define CONFIG_SKIP_LOWLEVEL_INIT
38 #define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */
39 #define CONFIG_AT91_GPIO
42 #define CONFIG_ATMEL_USART
43 #define CONFIG_USART_BASE ATMEL_BASE_DBGU
44 #define CONFIG_USART_ID ATMEL_ID_SYS
45 #define CONFIG_BAUDRATE 115200
47 #define CONFIG_BOOTDELAY 3
52 #define CONFIG_BOOTP_BOOTFILESIZE
53 #define CONFIG_BOOTP_BOOTPATH
54 #define CONFIG_BOOTP_GATEWAY
55 #define CONFIG_BOOTP_HOSTNAME
58 * Command line configuration.
60 #include <config_cmd_default.h>
62 #undef CONFIG_CMD_FPGA
64 #undef CONFIG_CMD_IMLS
65 #undef CONFIG_CMD_LOADS
66 #undef CONFIG_CMD_SOURCE
68 #define CONFIG_CMD_PING
69 #define CONFIG_CMD_DHCP
70 #define CONFIG_CMD_USB
73 #define CONFIG_NR_DRAM_BANKS 1
74 #define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1
75 #define CONFIG_SYS_SDRAM_SIZE 0x04000000 /* 64 megs */
76 #define CONFIG_SYS_INIT_SP_ADDR (ATMEL_BASE_SRAM1 + 0x1000 - \
77 GENERATED_GBL_DATA_SIZE)
81 #define CONFIG_CMD_SPI
82 #define CONFIG_ATMEL_SPI
83 #define CONFIG_SYS_SPI_WRITE_TOUT (5 * CONFIG_SYS_HZ)
85 #define CONFIG_CMD_EEPROM
86 #define CONFIG_SPI_M95XXX
87 #define CONFIG_SYS_EEPROM_SIZE 0x10000
88 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 5
91 #define CONFIG_CMD_DATE
92 #define CONFIG_RTC_M41T94
93 #define CONFIG_M41T94_SPI_BUS 0
94 #define CONFIG_M41T94_SPI_CS 0
97 #define CONFIG_CMD_NAND
98 #define CONFIG_NAND_ATMEL
99 #define CONFIG_SYS_MAX_NAND_DEVICE 1
100 #define CONFIG_SYS_NAND_BASE 0x40000000
101 #define CONFIG_SYS_NAND_DBW_8
102 /* our ALE is AD21 */
103 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
104 /* our CLE is AD22 */
105 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
106 #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14
107 #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC13
109 /* NOR flash - no real flash on this board */
110 #define CONFIG_SYS_NO_FLASH 1
115 #define CONFIG_NET_RETRY_COUNT 20
116 #define CONFIG_RESET_PHY_R
117 #define CONFIG_MACB_SEARCH_PHY
118 #define CONFIG_AT91_WANTS_COMMON_PHY
121 #define CONFIG_USB_ATMEL
122 #define CONFIG_USB_ATMEL_CLK_SEL_PLLB
123 #define CONFIG_USB_OHCI_NEW
124 #define CONFIG_DOS_PARTITION
125 #define CONFIG_SYS_USB_OHCI_CPU_INIT
126 #define CONFIG_SYS_USB_OHCI_REGS_BASE 0x00500000 /* AT91SAM9260_UHP_BASE */
127 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9260"
128 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2
129 #define CONFIG_USB_STORAGE
130 #define CONFIG_CMD_FAT
132 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
134 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
135 #define CONFIG_SYS_MEMTEST_END 0x23e00000
137 /* Env in EEPROM, bootstrap + u-boot in NAND*/
138 #ifdef CONFIG_ENV_IS_IN_EEPROM
139 #define CONFIG_ENV_OFFSET 0x20
140 #define CONFIG_ENV_SIZE 0x1000
143 /* Env, bootstrap and u-boot in NAND */
144 #ifdef CONFIG_ENV_IS_IN_NAND
145 #define CONFIG_ENV_OFFSET 0x60000
146 #define CONFIG_ENV_OFFSET_REDUND 0x80000
147 #define CONFIG_ENV_SIZE 0x20000
150 #define CONFIG_BOOTCOMMAND "nboot 0x21000000 0 400000"
151 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \
152 "root=/dev/mtdblock1 " \
153 "mtdparts=atmel_nand:16M(kernel)ro," \
154 "120M(rootfs),-(other) " \
155 "rw rootfstype=jffs2"
158 #define CONFIG_SYS_PROMPT "U-Boot> "
159 #define CONFIG_SYS_CBSIZE 256
160 #define CONFIG_SYS_MAXARGS 16
161 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
162 #define CONFIG_SYS_LONGHELP 1
163 #define CONFIG_CMDLINE_EDITING 1
166 * Size of malloc() pool
168 #define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128 * 1024, 0x1000)