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 */
49 #define CONFIG_BOARD_EARLY_INIT_F /* call board_early_init_f() */
51 /* We set the max number of command args high to avoid HUSH bugs. */
52 #define CONFIG_SYS_MAXARGS 32
54 /* setting board specific options */
55 #define CONFIG_MACH_TYPE MACH_TYPE_SMARTWEB
56 #define CONFIG_AUTO_COMPLETE
57 #define CONFIG_ENV_OVERWRITE 1 /* Overwrite ethaddr / serial# */
58 #define CONFIG_AUTO_COMPLETE
59 #define CONFIG_SYS_AUTOLOAD "yes"
60 #define CONFIG_RESET_TO_RETRY
63 #define CONFIG_RED_LED AT91_PIN_PA9
64 #define CONFIG_GREEN_LED AT91_PIN_PA6
67 * SDRAM: 1 bank, 64 MB, base address 0x20000000
68 * Already initialized before u-boot gets started.
70 #define CONFIG_NR_DRAM_BANKS 1
71 #define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1
72 #define CONFIG_SYS_SDRAM_SIZE (64 * SZ_1M)
75 * Perform a SDRAM Memtest from the start of SDRAM
76 * till the beginning of the U-Boot position in RAM.
78 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
79 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_TEXT_BASE - 0x100000)
81 /* Size of malloc() pool */
82 #define CONFIG_SYS_MALLOC_LEN \
83 ROUND(3 * CONFIG_ENV_SIZE + (4 * SZ_1M), 0x1000)
85 /* NAND flash settings */
86 #define CONFIG_NAND_ATMEL
87 #define CONFIG_SYS_NO_FLASH
88 #define CONFIG_SYS_MAX_NAND_DEVICE 1
89 #define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3
90 #define CONFIG_SYS_NAND_DBW_8
91 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
92 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
93 #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14
94 #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC13
96 #define CONFIG_CMD_MTDPARTS
97 #define CONFIG_MTD_DEVICE
98 #define MTDIDS_NAME_STR "atmel_nand"
99 #define MTDIDS_DEFAULT "nand0=" MTDIDS_NAME_STR
100 #define MTDPARTS_DEFAULT "mtdparts=" MTDIDS_NAME_STR ":" \
108 /* general purpose I/O */
109 #define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */
110 #define CONFIG_AT91_GPIO /* enable the GPIO features */
111 #define CONFIG_AT91_GPIO_PULLUP 1 /* keep pullups on peripheral pins */
114 #define CONFIG_ATMEL_USART
115 #define CONFIG_USART_BASE ATMEL_BASE_DBGU
116 #define CONFIG_USART_ID ATMEL_ID_SYS
117 #define CONFIG_BAUDRATE 115200
120 * Ethernet configuration
124 #define CONFIG_PHYLIB
125 #define CONFIG_USB_HOST_ETHER
126 #define CONFIG_USB_ETHER_ASIX
127 #define CONFIG_USB_ETHER_MCS7830
128 #define CONFIG_RMII /* use reduced MII inteface */
129 #define CONFIG_NET_RETRY_COUNT 20 /* # of DHCP/BOOTP retries */
130 #define CONFIG_AT91_WANTS_COMMON_PHY
132 /* BOOTP and DHCP options */
133 #define CONFIG_BOOTP_BOOTFILESIZE
134 #define CONFIG_BOOTP_BOOTPATH
135 #define CONFIG_BOOTP_GATEWAY
136 #define CONFIG_BOOTP_HOSTNAME
137 #define CONFIG_NFSBOOTCOMMAND \
138 "setenv autoload yes; setenv autoboot yes; " \
139 "setenv bootargs ${basicargs} ${mtdparts} " \
140 "root=/dev/nfs ip=dhcp nfsroot=${serverip}:/srv/nfs/rootfs; " \
143 /* Enable the watchdog */
144 #define CONFIG_AT91SAM9_WATCHDOG
145 #if !defined(CONFIG_SPL_BUILD)
146 #define CONFIG_HW_WATCHDOG
148 #define CONFIG_AT91_HW_WDT_TIMEOUT 15
150 #if !defined(CONFIG_SPL_BUILD)
151 /* USB configuration */
152 #define CONFIG_USB_ATMEL
153 #define CONFIG_USB_ATMEL_CLK_SEL_PLLB
154 #define CONFIG_USB_OHCI_NEW
155 #define CONFIG_SYS_USB_OHCI_CPU_INIT
156 #define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_UHP_BASE
157 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9260"
158 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2
160 /* USB DFU support */
161 #define CONFIG_CMD_MTDPARTS
162 #define CONFIG_MTD_DEVICE
163 #define CONFIG_MTD_PARTITIONS
165 #define CONFIG_USB_GADGET_AT91
167 /* DFU class support */
168 #define CONFIG_SYS_DFU_DATA_BUF_SIZE SZ_1M
169 #define DFU_MANIFEST_POLL_TIMEOUT 25000
172 /* General Boot Parameter */
173 #define CONFIG_BOOTCOMMAND "run flashboot"
174 #define CONFIG_SYS_CBSIZE 512
175 #define CONFIG_SYS_PBSIZE \
176 (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
177 #define CONFIG_SYS_LONGHELP
178 #define CONFIG_CMDLINE_EDITING
181 * RAM Memory address where to put the
182 * Linux Kernel befor starting.
184 #define CONFIG_SYS_LOAD_ADDR 0x22000000
187 * The NAND Flash partitions:
189 #define CONFIG_ENV_IS_IN_NAND
190 #define CONFIG_ENV_OFFSET (0x100000)
191 #define CONFIG_ENV_OFFSET_REDUND (0x180000)
192 #define CONFIG_ENV_RANGE (SZ_512K)
193 #define CONFIG_ENV_SIZE (SZ_128K)
196 * Predefined environment variables.
197 * Usefull to define some easy to use boot commands.
199 #define CONFIG_EXTRA_ENV_SETTINGS \
201 "basicargs=console=ttyS0,115200\0" \
203 "mtdparts="MTDPARTS_DEFAULT"\0"
205 /* Command line & features configuration */
207 #define CONFIG_CMD_NAND
211 #endif /* CONFIG_MACB */
213 #ifdef CONFIG_SPL_BUILD
214 #define CONFIG_SYS_INIT_SP_ADDR 0x301000
215 #define CONFIG_SPL_STACK_R
216 #define CONFIG_SPL_STACK_R_ADDR CONFIG_SYS_TEXT_BASE
219 * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
220 * leaving the correct space for initial global data structure above that
221 * address while providing maximum stack area below.
223 #define CONFIG_SYS_INIT_SP_ADDR \
224 (ATMEL_BASE_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE)
227 /* Defines for SPL */
228 #define CONFIG_SPL_FRAMEWORK
229 #define CONFIG_SPL_TEXT_BASE 0x0
230 #define CONFIG_SPL_MAX_SIZE (SZ_4K)
232 #define CONFIG_SPL_BSS_START_ADDR CONFIG_SYS_SDRAM_BASE
233 #define CONFIG_SPL_BSS_MAX_SIZE (SZ_16K)
234 #define CONFIG_SYS_SPL_MALLOC_START (CONFIG_SPL_BSS_START_ADDR + \
235 CONFIG_SPL_BSS_MAX_SIZE)
236 #define CONFIG_SYS_SPL_MALLOC_SIZE CONFIG_SYS_MALLOC_LEN
237 #define CONFIG_SPL_LDSCRIPT arch/arm/mach-at91/arm926ejs/u-boot-spl.lds
239 #define CONFIG_SPL_BOARD_INIT
240 #define CONFIG_SYS_NAND_ENABLE_PIN_SPL (2*32 + 14)
241 #define CONFIG_SYS_USE_NANDFLASH 1
242 #define CONFIG_SPL_NAND_DRIVERS
243 #define CONFIG_SPL_NAND_BASE
244 #define CONFIG_SPL_NAND_ECC
245 #define CONFIG_SPL_NAND_RAW_ONLY
246 #define CONFIG_SPL_NAND_SOFTECC
247 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x20000
248 #define CONFIG_SYS_NAND_U_BOOT_SIZE SZ_512K
249 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
250 #define CONFIG_SYS_NAND_U_BOOT_DST CONFIG_SYS_TEXT_BASE
251 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
253 #define CONFIG_SYS_NAND_SIZE (SZ_256M)
254 #define CONFIG_SYS_NAND_PAGE_SIZE SZ_2K
255 #define CONFIG_SYS_NAND_BLOCK_SIZE (SZ_128K)
256 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \
257 CONFIG_SYS_NAND_PAGE_SIZE)
258 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
259 #define CONFIG_SYS_NAND_ECCSIZE 256
260 #define CONFIG_SYS_NAND_ECCBYTES 3
261 #define CONFIG_SYS_NAND_OOBSIZE 64
262 #define CONFIG_SYS_NAND_ECCPOS { 40, 41, 42, 43, 44, 45, 46, 47, \
263 48, 49, 50, 51, 52, 53, 54, 55, \
264 56, 57, 58, 59, 60, 61, 62, 63, }
266 #define CONFIG_SPL_ATMEL_SIZE
267 #define CONFIG_SYS_MASTER_CLOCK (198656000/2)
268 #define AT91_PLL_LOCK_TIMEOUT 1000000
269 #define CONFIG_SYS_AT91_PLLA 0x2060bf09
270 #define CONFIG_SYS_MCKR 0x100
271 #define CONFIG_SYS_MCKR_CSS (0x02 | CONFIG_SYS_MCKR)
272 #define CONFIG_SYS_AT91_PLLB 0x10483f0e
274 #if defined(CONFIG_SPL_BUILD)
275 #define CONFIG_SYS_THUMB_BUILD
276 #define CONFIG_SYS_ICACHE_OFF
277 #define CONFIG_SYS_DCACHE_OFF
279 #endif /* __CONFIG_H */