2 * Common board functions for Siemens TAURUS (AT91SAM9G20) based boards
3 * (C) Copyright 2013 Siemens AG
6 * U-Boot file: include/configs/at91sam9260ek.h
8 * (C) Copyright 2007-2008
9 * Stelian Pop <stelian@popies.net>
10 * Lead Tech Design <www.leadtechdesign.com>
12 * SPDX-License-Identifier: GPL-2.0+
19 * SoC must be defined first, before hardware.h is included.
20 * In this case SoC is defined in boards.cfg.
22 #include <asm/hardware.h>
24 #define MACH_TYPE_TAURUS 2067
25 #define MACH_TYPE_AXM 2068
28 * Warning: changing CONFIG_SYS_TEXT_BASE requires
29 * adapting the initial boot program.
30 * Since the linker has to swallow that define, we must use a pure
35 #define CONFIG_SYS_TEXT_BASE 0x23f00000
37 /* ARM asynchronous clock */
38 #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */
39 #define CONFIG_SYS_AT91_MAIN_CLOCK 18432000 /* main clock xtal */
40 #define CONFIG_SYS_HZ 1000
42 /* Misc CPU related */
43 #define CONFIG_ARCH_CPU_INIT
44 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
45 #define CONFIG_SETUP_MEMORY_TAGS
46 #define CONFIG_INITRD_TAG
47 #define CONFIG_SKIP_LOWLEVEL_INIT
48 #define CONFIG_BOARD_EARLY_INIT_F
49 #define CONFIG_DISPLAY_CPUINFO
51 #define CONFIG_CMD_BOOTZ
52 #define CONFIG_OF_LIBFDT
54 /* general purpose I/O */
55 #define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */
56 #define CONFIG_AT91_GPIO
57 #define CONFIG_AT91_GPIO_PULLUP 1 /* keep pullups on peripheral pins */
60 #define CONFIG_ATMEL_USART
61 #define CONFIG_USART_BASE ATMEL_BASE_DBGU
62 #define CONFIG_USART_ID ATMEL_ID_SYS
63 #define CONFIG_BAUDRATE 115200
65 #define CONFIG_BOOTDELAY 3
68 * Command line configuration.
70 #include <config_cmd_default.h>
72 #undef CONFIG_CMD_FPGA
74 #undef CONFIG_CMD_IMLS
75 #undef CONFIG_CMD_LOADS
76 #undef CONFIG_CMD_SOURCE
78 #define CONFIG_CMD_PING
79 #define CONFIG_CMD_DHCP
80 #define CONFIG_CMD_NAND
83 * SDRAM: 1 bank, min 32, max 128 MB
84 * Initialized before u-boot gets started.
86 #define CONFIG_NR_DRAM_BANKS 1
87 #define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1
88 #define CONFIG_SYS_SDRAM_SIZE (128 * 1024 * 1024)
91 * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
92 * leaving the correct space for initial global data structure above
93 * that address while providing maximum stack area below.
95 # define CONFIG_SYS_INIT_SP_ADDR \
96 (ATMEL_BASE_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE)
99 #ifdef CONFIG_CMD_NAND
100 #define CONFIG_NAND_ATMEL
101 #define CONFIG_SYS_MAX_NAND_DEVICE 1
102 #define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3
103 #define CONFIG_SYS_NAND_DBW_8
104 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
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
110 /* NOR flash - no real flash on this board */
111 #define CONFIG_SYS_NO_FLASH 1
116 #define CONFIG_AT91_WANTS_COMMON_PHY
119 #if defined(CONFIG_BOARD_TAURUS)
120 #define CONFIG_USB_ATMEL
121 #define CONFIG_USB_OHCI_NEW
122 #define CONFIG_SYS_USB_OHCI_CPU_INIT
123 #define CONFIG_SYS_USB_OHCI_REGS_BASE 0x00500000
124 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9260"
125 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2
126 #define CONFIG_USB_STORAGE
130 #define CONFIG_SYS_LOAD_ADDR 0x22000000
132 /* bootstrap in spi flash , u-boot + env + linux in nandflash */
133 #define CONFIG_ENV_IS_IN_NAND
134 #define CONFIG_ENV_OFFSET 0x100000
135 #define CONFIG_ENV_OFFSET_REDUND 0x180000
136 #define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */
137 #define CONFIG_BOOTCOMMAND "nand read 0x22000000 0x200000 0x300000; bootm"
138 #define CONFIG_BOOTARGS \
139 "console=ttyS0,115200 earlyprintk " \
140 "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \
141 "256k(env),256k(env_redundant),256k(spare)," \
142 "512k(dtb),6M(kernel)ro,-(rootfs) " \
143 "root=/dev/mtdblock7 rw rootfstype=jffs2"
145 #define CONFIG_SYS_PROMPT "U-Boot> "
146 #define CONFIG_SYS_CBSIZE 256
147 #define CONFIG_SYS_MAXARGS 16
148 #define CONFIG_SYS_PBSIZE \
149 (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
150 #define CONFIG_SYS_LONGHELP
151 #define CONFIG_CMDLINE_EDITING
152 #define CONFIG_AUTO_COMPLETE
155 * Size of malloc() pool
157 #define CONFIG_SYS_MALLOC_LEN \
158 ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000)