1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Common board functions for Siemens TAURUS (AT91SAM9G20) based boards
4 * (C) Copyright 2013 Siemens AG
7 * U-Boot file: include/configs/at91sam9260ek.h
9 * (C) Copyright 2007-2008
10 * Stelian Pop <stelian@popies.net>
11 * Lead Tech Design <www.leadtechdesign.com>
18 * SoC must be defined first, before hardware.h is included.
19 * In this case SoC is defined in boards.cfg.
21 #include <asm/hardware.h>
22 #include <linux/sizes.h>
25 * Warning: changing CONFIG_SYS_TEXT_BASE requires
26 * adapting the initial boot program.
27 * Since the linker has to swallow that define, we must use a pure
31 /* ARM asynchronous clock */
32 #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */
33 #define CONFIG_SYS_AT91_MAIN_CLOCK 18432000 /* main clock xtal */
35 /* Misc CPU related */
37 #define CONFIG_USART_BASE ATMEL_BASE_DBGU
38 #define CONFIG_USART_ID ATMEL_ID_SYS
41 * SDRAM: 1 bank, min 32, max 128 MB
42 * Initialized before u-boot gets started.
44 #define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1
45 #define CONFIG_SYS_SDRAM_SIZE (128 * SZ_1M)
48 * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
49 * leaving the correct space for initial global data structure above
50 * that address while providing maximum stack area below.
52 #define CONFIG_SYS_INIT_RAM_SIZE 0x1000
53 #define CONFIG_SYS_INIT_RAM_ADDR ATMEL_BASE_SRAM1
56 #ifdef CONFIG_CMD_NAND
57 #define CONFIG_SYS_MAX_NAND_DEVICE 1
58 #define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3
59 #define CONFIG_SYS_NAND_DBW_8
60 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
61 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
62 #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14
63 #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC13
67 #if defined(CONFIG_BOARD_TAURUS)
68 #define CONFIG_SYS_USB_OHCI_REGS_BASE 0x00500000
72 #define CONFIG_USB_GADGET_AT91
74 /* DFU class support */
75 #define DFU_MANIFEST_POLL_TIMEOUT 25000
79 #define TAURUS_SPI_MASK (1 << 4)
81 /* bootstrap in spi flash , u-boot + env + linux in nandflash */
83 #if defined(CONFIG_BOARD_AXM)
84 #define CONFIG_EXTRA_ENV_SETTINGS \
85 "addip=setenv bootargs ${bootargs} ip=${ipaddr}:${serverip}:" \
86 "${gatewayip}:${netmask}:${hostname}:${netdev}::off\0" \
87 "addtest=setenv bootargs ${bootargs} loglevel=4 test\0" \
88 "boot_file=setenv bootfile /${project_dir}/kernel/uImage\0" \
91 "flash_nfs=run nand_kernel;run nfsargs;run addip;" \
92 "upgrade_available;bootm ${kernel_ram};reset\0" \
93 "flash_self=run nand_kernel;run setbootargs;upgrade_available;" \
94 "bootm ${kernel_ram};reset\0" \
95 "flash_self_test=run nand_kernel;run setbootargs addtest;" \
96 "upgrade_available;bootm ${kernel_ram};reset\0" \
97 "hostname=systemone\0" \
98 "kernel_Off=0x00200000\0" \
99 "kernel_Off_fallback=0x03800000\0" \
100 "kernel_ram=0x21500000\0" \
101 "kernel_size=0x00400000\0" \
102 "kernel_size_fallback=0x00400000\0" \
104 "nand_kernel=nand read.e ${kernel_ram} ${kernel_Off} " \
106 "net_nfs=run boot_file;tftp ${kernel_ram} ${bootfile};" \
107 "run nfsargs;run addip;upgrade_available;" \
108 "bootm ${kernel_ram};reset\0" \
110 "nfsargs=run root_path;setenv bootargs ${bootargs} root=/dev/nfs " \
111 "rw nfsroot=${serverip}:${rootpath} " \
112 "at91sam9_wdt.wdt_timeout=16\0" \
113 "partitionset_active=A\0" \
114 "preboot=echo;echo Type 'run flash_self' to use kernel and root " \
115 "filesystem on memory;echo Type 'run flash_nfs' to use " \
116 "kernel from memory and root filesystem over NFS;echo Type " \
117 "'run net_nfs' to get Kernel over TFTP and mount root " \
118 "filesystem over NFS;echo\0" \
119 "project_dir=systemone\0" \
120 "root_path=setenv rootpath /home/projects/${project_dir}/rootfs\0" \
121 "rootfs=/dev/mtdblock5\0" \
122 "rootfs_fallback=/dev/mtdblock7\0" \
123 "setbootargs=setenv bootargs ${bootargs} console=ttyMTD,mtdoops " \
124 "root=${rootfs} rootfstype=jffs2 panic=7 " \
125 "at91sam9_wdt.wdt_timeout=16\0" \
129 "upgrade_available=0\0"
132 /* Defines for SPL */
134 #define CONFIG_SYS_NAND_ENABLE_PIN_SPL (2*32 + 14)
135 #define CONFIG_SYS_NAND_U_BOOT_SIZE SZ_512K
136 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
137 #define CONFIG_SYS_NAND_U_BOOT_DST CONFIG_SYS_TEXT_BASE
139 #define CONFIG_SYS_NAND_SIZE (256 * SZ_1M)
140 #define CONFIG_SYS_NAND_ECCSIZE 256
141 #define CONFIG_SYS_NAND_ECCBYTES 3
142 #define CONFIG_SYS_NAND_ECCPOS { 40, 41, 42, 43, 44, 45, 46, 47, \
143 48, 49, 50, 51, 52, 53, 54, 55, \
144 56, 57, 58, 59, 60, 61, 62, 63, }
146 #define CONFIG_SYS_MASTER_CLOCK 132096000
147 #define AT91_PLL_LOCK_TIMEOUT 1000000
148 #define CONFIG_SYS_AT91_PLLA 0x202A3F01
149 #define CONFIG_SYS_MCKR 0x1300
150 #define CONFIG_SYS_MCKR_CSS (0x02 | CONFIG_SYS_MCKR)
151 #define CONFIG_SYS_AT91_PLLB 0x10193F05