2 * (C) Copyright 2007-2008
3 * Stelian Pop <stelian@popies.net>
4 * Lead Tech Design <www.leadtechdesign.com>
7 * Achim Ehrlich <aehrlich@taskit.de>
8 * taskit GmbH <www.taskit.de>
11 * Markus Hubig <mhubig@imko.de>
12 * IMKO GmbH <www.imko.de>
15 * Heiko Schocher <hs@denx.de>
16 * DENX Software Engineering GmbH
18 * Configuation settings for the smartweb.
20 * SPDX-License-Identifier: GPL-2.0+
27 * SoC must be defined first, before hardware.h is included.
28 * In this case SoC is defined in boards.cfg.
30 #include <asm/hardware.h>
31 #include <linux/sizes.h>
34 * Warning: changing CONFIG_SYS_TEXT_BASE requires adapting the initial boot
35 * program. Since the linker has to swallow that define, we must use a pure
38 #define CONFIG_SYS_TEXT_BASE 0x23000000
40 /* ARM asynchronous clock */
41 #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */
42 #define CONFIG_SYS_AT91_MAIN_CLOCK 18432000 /* 18.432MHz crystal */
45 #define CONFIG_CMDLINE_TAG /* pass commandline to Kernel */
46 #define CONFIG_SETUP_MEMORY_TAGS /* pass memory defs to kernel */
47 #define CONFIG_INITRD_TAG /* pass initrd param to kernel */
48 #define CONFIG_SKIP_LOWLEVEL_INIT_ONLY /* U-Boot is loaded by a bootloader */
50 /* We set the max number of command args high to avoid HUSH bugs. */
51 #define CONFIG_SYS_MAXARGS 32
53 /* setting board specific options */
54 #define CONFIG_MACH_TYPE MACH_TYPE_SMARTWEB
55 #define CONFIG_AUTO_COMPLETE
56 #define CONFIG_ENV_OVERWRITE 1 /* Overwrite ethaddr / serial# */
57 #define CONFIG_AUTO_COMPLETE
58 #define CONFIG_SYS_AUTOLOAD "yes"
59 #define CONFIG_RESET_TO_RETRY
62 #define CONFIG_RED_LED AT91_PIN_PA9
63 #define CONFIG_GREEN_LED AT91_PIN_PA6
66 * SDRAM: 1 bank, 64 MB, base address 0x20000000
67 * Already initialized before u-boot gets started.
69 #define CONFIG_NR_DRAM_BANKS 1
70 #define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1
71 #define CONFIG_SYS_SDRAM_SIZE (64 * SZ_1M)
74 * Perform a SDRAM Memtest from the start of SDRAM
75 * till the beginning of the U-Boot position in RAM.
77 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
78 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_TEXT_BASE - 0x100000)
80 /* Size of malloc() pool */
81 #define CONFIG_SYS_MALLOC_LEN \
82 ROUND(3 * CONFIG_ENV_SIZE + (4 * SZ_1M), 0x1000)
84 /* NAND flash settings */
85 #define CONFIG_NAND_ATMEL
86 #define CONFIG_SYS_NO_FLASH
87 #define CONFIG_SYS_MAX_NAND_DEVICE 1
88 #define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3
89 #define CONFIG_SYS_NAND_DBW_8
90 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
91 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
92 #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14
93 #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC13
95 #define CONFIG_CMD_MTDPARTS
96 #define CONFIG_MTD_DEVICE
97 #define MTDIDS_NAME_STR "atmel_nand"
98 #define MTDIDS_DEFAULT "nand0=" MTDIDS_NAME_STR
99 #define MTDPARTS_DEFAULT "mtdparts=" MTDIDS_NAME_STR ":" \
107 /* general purpose I/O */
108 #define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */
109 #define CONFIG_AT91_GPIO /* enable the GPIO features */
110 #define CONFIG_AT91_GPIO_PULLUP 1 /* keep pullups on peripheral pins */
113 #define CONFIG_ATMEL_USART
114 #define CONFIG_USART_BASE ATMEL_BASE_DBGU
115 #define CONFIG_USART_ID ATMEL_ID_SYS
116 #define CONFIG_BAUDRATE 115200
119 * Ethernet configuration
123 #define CONFIG_PHYLIB
124 #define CONFIG_USB_HOST_ETHER
125 #define CONFIG_USB_ETHER_ASIX
126 #define CONFIG_USB_ETHER_MCS7830
127 #define CONFIG_RMII /* use reduced MII inteface */
128 #define CONFIG_NET_RETRY_COUNT 20 /* # of DHCP/BOOTP retries */
129 #define CONFIG_AT91_WANTS_COMMON_PHY
131 /* BOOTP and DHCP options */
132 #define CONFIG_BOOTP_BOOTFILESIZE
133 #define CONFIG_BOOTP_BOOTPATH
134 #define CONFIG_BOOTP_GATEWAY
135 #define CONFIG_BOOTP_HOSTNAME
136 #define CONFIG_NFSBOOTCOMMAND \
137 "setenv autoload yes; setenv autoboot yes; " \
138 "setenv bootargs ${basicargs} ${mtdparts} " \
139 "root=/dev/nfs ip=dhcp nfsroot=${serverip}:/srv/nfs/rootfs; " \
142 /* Enable the watchdog */
143 #define CONFIG_AT91SAM9_WATCHDOG
144 #if !defined(CONFIG_SPL_BUILD)
145 #define CONFIG_HW_WATCHDOG
147 #define CONFIG_AT91_HW_WDT_TIMEOUT 15
149 #if !defined(CONFIG_SPL_BUILD)
150 /* USB configuration */
151 #define CONFIG_USB_ATMEL
152 #define CONFIG_USB_ATMEL_CLK_SEL_PLLB
153 #define CONFIG_USB_OHCI_NEW
154 #define CONFIG_SYS_USB_OHCI_CPU_INIT
155 #define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_UHP_BASE
156 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9260"
157 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2
159 /* USB DFU support */
160 #define CONFIG_CMD_MTDPARTS
161 #define CONFIG_MTD_DEVICE
162 #define CONFIG_MTD_PARTITIONS
164 #define CONFIG_USB_GADGET_AT91
166 /* DFU class support */
167 #define CONFIG_SYS_DFU_DATA_BUF_SIZE SZ_1M
168 #define DFU_MANIFEST_POLL_TIMEOUT 25000
171 /* General Boot Parameter */
172 #define CONFIG_BOOTCOMMAND "run flashboot"
173 #define CONFIG_SYS_CBSIZE 512
174 #define CONFIG_SYS_PBSIZE \
175 (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
176 #define CONFIG_SYS_LONGHELP
177 #define CONFIG_CMDLINE_EDITING
180 * RAM Memory address where to put the
181 * Linux Kernel befor starting.
183 #define CONFIG_SYS_LOAD_ADDR 0x22000000
186 * The NAND Flash partitions:
188 #define CONFIG_ENV_IS_IN_NAND
189 #define CONFIG_ENV_OFFSET (0x100000)
190 #define CONFIG_ENV_OFFSET_REDUND (0x180000)
191 #define CONFIG_ENV_RANGE (SZ_512K)
192 #define CONFIG_ENV_SIZE (SZ_128K)
195 * Predefined environment variables.
196 * Usefull to define some easy to use boot commands.
198 #define CONFIG_EXTRA_ENV_SETTINGS \
200 "basicargs=console=ttyS0,115200\0" \
202 "mtdparts="MTDPARTS_DEFAULT"\0"
204 /* Command line & features configuration */
206 #define CONFIG_CMD_NAND
210 #endif /* CONFIG_MACB */
212 #ifdef CONFIG_SPL_BUILD
213 #define CONFIG_SYS_INIT_SP_ADDR 0x301000
214 #define CONFIG_SPL_STACK_R
215 #define CONFIG_SPL_STACK_R_ADDR CONFIG_SYS_TEXT_BASE
218 * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
219 * leaving the correct space for initial global data structure above that
220 * address while providing maximum stack area below.
222 #define CONFIG_SYS_INIT_SP_ADDR \
223 (ATMEL_BASE_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE)
226 /* Defines for SPL */
227 #define CONFIG_SPL_FRAMEWORK
228 #define CONFIG_SPL_TEXT_BASE 0x0
229 #define CONFIG_SPL_MAX_SIZE (SZ_4K)
231 #define CONFIG_SPL_BSS_START_ADDR CONFIG_SYS_SDRAM_BASE
232 #define CONFIG_SPL_BSS_MAX_SIZE (SZ_16K)
233 #define CONFIG_SYS_SPL_MALLOC_START (CONFIG_SPL_BSS_START_ADDR + \
234 CONFIG_SPL_BSS_MAX_SIZE)
235 #define CONFIG_SYS_SPL_MALLOC_SIZE CONFIG_SYS_MALLOC_LEN
236 #define CONFIG_SPL_LDSCRIPT arch/arm/mach-at91/arm926ejs/u-boot-spl.lds
238 #define CONFIG_SPL_BOARD_INIT
239 #define CONFIG_SYS_NAND_ENABLE_PIN_SPL (2*32 + 14)
240 #define CONFIG_SYS_USE_NANDFLASH 1
241 #define CONFIG_SPL_NAND_DRIVERS
242 #define CONFIG_SPL_NAND_BASE
243 #define CONFIG_SPL_NAND_ECC
244 #define CONFIG_SPL_NAND_RAW_ONLY
245 #define CONFIG_SPL_NAND_SOFTECC
246 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x20000
247 #define CONFIG_SYS_NAND_U_BOOT_SIZE SZ_512K
248 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
249 #define CONFIG_SYS_NAND_U_BOOT_DST CONFIG_SYS_TEXT_BASE
250 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
252 #define CONFIG_SYS_NAND_SIZE (SZ_256M)
253 #define CONFIG_SYS_NAND_PAGE_SIZE SZ_2K
254 #define CONFIG_SYS_NAND_BLOCK_SIZE (SZ_128K)
255 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \
256 CONFIG_SYS_NAND_PAGE_SIZE)
257 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
258 #define CONFIG_SYS_NAND_ECCSIZE 256
259 #define CONFIG_SYS_NAND_ECCBYTES 3
260 #define CONFIG_SYS_NAND_OOBSIZE 64
261 #define CONFIG_SYS_NAND_ECCPOS { 40, 41, 42, 43, 44, 45, 46, 47, \
262 48, 49, 50, 51, 52, 53, 54, 55, \
263 56, 57, 58, 59, 60, 61, 62, 63, }
265 #define CONFIG_SPL_ATMEL_SIZE
266 #define CONFIG_SYS_MASTER_CLOCK (198656000/2)
267 #define AT91_PLL_LOCK_TIMEOUT 1000000
268 #define CONFIG_SYS_AT91_PLLA 0x2060bf09
269 #define CONFIG_SYS_MCKR 0x100
270 #define CONFIG_SYS_MCKR_CSS (0x02 | CONFIG_SYS_MCKR)
271 #define CONFIG_SYS_AT91_PLLB 0x10483f0e
273 #if defined(CONFIG_SPL_BUILD)
274 #define CONFIG_SYS_THUMB_BUILD
275 #define CONFIG_SYS_ICACHE_OFF
276 #define CONFIG_SYS_DCACHE_OFF
278 #endif /* __CONFIG_H */