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1 | /* | |
2 | * (C) Copyright 2007-2008 | |
3 | * Stelian Pop <stelian@popies.net> | |
4 | * Lead Tech Design <www.leadtechdesign.com> | |
5 | * | |
6 | * (C) Copyright 2010 | |
7 | * Achim Ehrlich <aehrlich@taskit.de> | |
8 | * taskit GmbH <www.taskit.de> | |
9 | * | |
10 | * (C) Copyright 2012 | |
11 | * Markus Hubig <mhubig@imko.de> | |
12 | * IMKO GmbH <www.imko.de> | |
13 | * | |
14 | * (C) Copyright 2014 | |
15 | * Heiko Schocher <hs@denx.de> | |
16 | * DENX Software Engineering GmbH | |
17 | * | |
18 | * Configuation settings for the smartweb. | |
19 | * | |
20 | * SPDX-License-Identifier: GPL-2.0+ | |
21 | */ | |
22 | ||
23 | #ifndef __CONFIG_H | |
24 | #define __CONFIG_H | |
25 | ||
26 | /* | |
27 | * SoC must be defined first, before hardware.h is included. | |
28 | * In this case SoC is defined in boards.cfg. | |
29 | */ | |
30 | #include <asm/hardware.h> | |
31 | ||
32 | /* | |
33 | * Warning: changing CONFIG_SYS_TEXT_BASE requires adapting the initial boot | |
34 | * program. Since the linker has to swallow that define, we must use a pure | |
35 | * hex number here! | |
36 | */ | |
37 | #define CONFIG_SYS_TEXT_BASE 0x23000000 | |
38 | ||
39 | /* ARM asynchronous clock */ | |
40 | #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */ | |
41 | #define CONFIG_SYS_AT91_MAIN_CLOCK 18432000 /* 18.432MHz crystal */ | |
42 | ||
43 | /* misc settings */ | |
44 | #define CONFIG_CMDLINE_TAG /* pass commandline to Kernel */ | |
45 | #define CONFIG_SETUP_MEMORY_TAGS /* pass memory defs to kernel */ | |
46 | #define CONFIG_INITRD_TAG /* pass initrd param to kernel */ | |
47 | #define CONFIG_SKIP_LOWLEVEL_INIT /* U-Boot is loaded by a bootloader */ | |
48 | #define CONFIG_BOARD_EARLY_INIT_F /* call board_early_init_f() */ | |
49 | #define CONFIG_DISPLAY_CPUINFO /* display CPU Info at startup */ | |
50 | ||
51 | /* setting board specific options */ | |
52 | # define CONFIG_MACH_TYPE MACH_TYPE_SMARTWEB | |
53 | #define CONFIG_SYS_GENERIC_BOARD | |
54 | #define CONFIG_CMDLINE_EDITING | |
55 | #define CONFIG_AUTO_COMPLETE | |
56 | ||
57 | /* The LED PINs */ | |
58 | #define CONFIG_RED_LED AT91_PIN_PA9 | |
59 | #define CONFIG_GREEN_LED AT91_PIN_PA6 | |
60 | ||
61 | /* | |
62 | * SDRAM: 1 bank, 64 MB, base address 0x20000000 | |
63 | * Already initialized before u-boot gets started. | |
64 | */ | |
65 | #define CONFIG_NR_DRAM_BANKS 1 | |
66 | #define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1 | |
67 | #define CONFIG_SYS_SDRAM_SIZE (64 << 20) | |
68 | ||
69 | /* | |
70 | * Perform a SDRAM Memtest from the start of SDRAM | |
71 | * till the beginning of the U-Boot position in RAM. | |
72 | */ | |
73 | #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE | |
74 | #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_TEXT_BASE - 0x100000) | |
75 | ||
76 | /* Size of malloc() pool */ | |
77 | #define CONFIG_SYS_MALLOC_LEN \ | |
78 | ROUND(3 * CONFIG_ENV_SIZE + (128 << 10), 0x1000) | |
79 | ||
80 | /* NAND flash settings */ | |
81 | #define CONFIG_NAND_ATMEL | |
82 | #define CONFIG_SYS_NO_FLASH | |
83 | #define CONFIG_SYS_MAX_NAND_DEVICE 1 | |
84 | #define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3 | |
85 | #define CONFIG_SYS_NAND_DBW_8 | |
86 | #define CONFIG_SYS_NAND_MASK_ALE (1 << 21) | |
87 | #define CONFIG_SYS_NAND_MASK_CLE (1 << 22) | |
88 | #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14 | |
89 | #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC13 | |
90 | ||
91 | #define CONFIG_CMD_MTDPARTS | |
92 | #define CONFIG_MTD_DEVICE | |
93 | #define MTDIDS_NAME_STR "atmel_nand" | |
94 | #define MTDIDS_DEFAULT "nand0=" MTDIDS_NAME_STR | |
95 | #define MTDPARTS_DEFAULT "mtdparts=" MTDIDS_NAME_STR ":" \ | |
96 | "128k(Bootstrap)," \ | |
97 | "896k(U-Boot)," \ | |
98 | "512k(ENV0)," \ | |
99 | "512k(ENV1)," \ | |
100 | "4M(Linux)," \ | |
101 | "-(Root-FS)" | |
102 | ||
103 | /* general purpose I/O */ | |
104 | #define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */ | |
105 | #define CONFIG_AT91_GPIO /* enable the GPIO features */ | |
106 | #define CONFIG_AT91_GPIO_PULLUP 1 /* keep pullups on peripheral pins */ | |
107 | ||
108 | /* serial console */ | |
109 | #define CONFIG_ATMEL_USART | |
110 | #define CONFIG_USART_BASE ATMEL_BASE_DBGU | |
111 | #define CONFIG_USART_ID ATMEL_ID_SYS | |
112 | #define CONFIG_BAUDRATE 115200 | |
113 | ||
114 | /* | |
115 | * Ethernet configuration | |
116 | * | |
117 | */ | |
118 | #define CONFIG_MACB | |
119 | #define CONFIG_RMII /* use reduced MII inteface */ | |
120 | #define CONFIG_NET_RETRY_COUNT 20 /* # of DHCP/BOOTP retries */ | |
121 | #define CONFIG_AT91_WANTS_COMMON_PHY | |
122 | ||
123 | /* BOOTP and DHCP options */ | |
124 | #define CONFIG_BOOTP_BOOTFILESIZE | |
125 | #define CONFIG_BOOTP_BOOTPATH | |
126 | #define CONFIG_BOOTP_GATEWAY | |
127 | #define CONFIG_BOOTP_HOSTNAME | |
128 | #define CONFIG_NFSBOOTCOMMAND \ | |
129 | "setenv autoload yes; setenv autoboot yes; " \ | |
130 | "setenv bootargs ${basicargs} ${mtdparts} " \ | |
131 | "root=/dev/nfs ip=dhcp nfsroot=${serverip}:/srv/nfs/rootfs; " \ | |
132 | "dhcp" | |
133 | ||
134 | /* Enable the watchdog */ | |
135 | #define CONFIG_AT91SAM9_WATCHDOG | |
136 | #if !defined(CONFIG_SPL_BUILD) | |
137 | #define CONFIG_HW_WATCHDOG | |
138 | #endif | |
139 | #define CONFIG_AT91_HW_WDT_TIMEOUT 15 | |
140 | ||
141 | #if !defined(CONFIG_SPL_BUILD) | |
142 | /* USB configuration */ | |
143 | #define CONFIG_USB_ATMEL | |
144 | #define CONFIG_USB_ATMEL_CLK_SEL_PLLB | |
145 | #define CONFIG_USB_OHCI_NEW | |
146 | #define CONFIG_USB_STORAGE | |
147 | #define CONFIG_DOS_PARTITION | |
148 | #define CONFIG_SYS_USB_OHCI_CPU_INIT | |
149 | #define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_UHP_BASE | |
150 | #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9260" | |
151 | #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2 | |
152 | #endif | |
153 | ||
154 | /* General Boot Parameter */ | |
155 | #define CONFIG_BOOTDELAY 3 | |
156 | #define CONFIG_BOOTCOMMAND "run flashboot" | |
157 | #define CONFIG_SYS_PROMPT "U-Boot> " | |
158 | #define CONFIG_SYS_CBSIZE 512 | |
159 | #define CONFIG_SYS_MAXARGS 16 | |
160 | #define CONFIG_SYS_PBSIZE \ | |
161 | (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) | |
162 | #define CONFIG_SYS_LONGHELP | |
163 | #define CONFIG_CMDLINE_EDITING | |
164 | ||
165 | /* | |
166 | * RAM Memory address where to put the | |
167 | * Linux Kernel befor starting. | |
168 | */ | |
169 | #define CONFIG_SYS_LOAD_ADDR 0x22000000 | |
170 | ||
171 | /* | |
172 | * The NAND Flash partitions: | |
173 | */ | |
174 | #define CONFIG_ENV_IS_IN_NAND | |
175 | #define CONFIG_ENV_OFFSET (0x100000) | |
176 | #define CONFIG_ENV_OFFSET_REDUND (0x180000) | |
177 | #define CONFIG_ENV_RANGE (0x80000) | |
178 | #define CONFIG_ENV_SIZE (0x20000) | |
179 | ||
180 | /* | |
181 | * Predefined environment variables. | |
182 | * Usefull to define some easy to use boot commands. | |
183 | */ | |
184 | #define CONFIG_EXTRA_ENV_SETTINGS \ | |
185 | \ | |
186 | "basicargs=console=ttyS0,115200\0" \ | |
187 | \ | |
188 | "mtdparts="MTDPARTS_DEFAULT"\0" | |
189 | ||
190 | /* Command line & features configuration */ | |
191 | #undef CONFIG_CMD_FPGA | |
192 | #undef CONFIG_CMD_IMI | |
193 | #undef CONFIG_CMD_IMLS | |
194 | #undef CONFIG_CMD_LOADS | |
195 | ||
196 | #define CONFIG_CMD_NAND | |
197 | #define CONFIG_CMD_USB | |
198 | #define CONFIG_CMD_FAT | |
199 | ||
200 | #ifdef CONFIG_MACB | |
201 | # define CONFIG_CMD_PING | |
202 | # define CONFIG_CMD_DHCP | |
203 | #else | |
204 | # undef CONFIG_CMD_BOOTD | |
205 | # undef CONFIG_CMD_NET | |
206 | # undef CONFIG_CMD_NFS | |
207 | #endif /* CONFIG_MACB */ | |
208 | ||
209 | #if !defined(CONFIG_SPL_BUILD) | |
210 | /* Enable Device-Tree (FDT) support */ | |
211 | #define CONFIG_OF_LIBFDT | |
212 | #define CONFIG_CMD_FDT | |
213 | #define CONFIG_FIT | |
214 | #endif | |
215 | ||
216 | #ifdef CONFIG_SPL_BUILD | |
217 | #define CONFIG_SYS_INIT_SP_ADDR 0x301000 | |
218 | #define CONFIG_SPL_STACK_R | |
219 | #define CONFIG_SPL_STACK_R_ADDR CONFIG_SYS_TEXT_BASE | |
220 | #else | |
221 | /* | |
222 | * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM, | |
223 | * leaving the correct space for initial global data structure above that | |
224 | * address while providing maximum stack area below. | |
225 | */ | |
226 | #define CONFIG_SYS_INIT_SP_ADDR \ | |
227 | (ATMEL_BASE_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE) | |
228 | #endif | |
229 | ||
230 | ||
231 | /* Defines for SPL */ | |
232 | #define CONFIG_SPL_FRAMEWORK | |
233 | #define CONFIG_SPL_TEXT_BASE 0x0 | |
234 | #define CONFIG_SPL_MAX_SIZE (4 * 1024) | |
235 | ||
236 | #define CONFIG_SPL_BSS_START_ADDR CONFIG_SYS_SDRAM_BASE | |
237 | #define CONFIG_SPL_BSS_MAX_SIZE (16 * 1024) | |
238 | #define CONFIG_SYS_SPL_MALLOC_START (CONFIG_SPL_BSS_START_ADDR + \ | |
239 | CONFIG_SPL_BSS_MAX_SIZE) | |
240 | #define CONFIG_SYS_SPL_MALLOC_SIZE CONFIG_SYS_MALLOC_LEN | |
241 | #define CONFIG_SPL_LDSCRIPT arch/arm/mach-at91/arm926ejs/u-boot-spl.lds | |
242 | ||
243 | #define CONFIG_SPL_LIBCOMMON_SUPPORT | |
244 | #define CONFIG_SPL_LIBGENERIC_SUPPORT | |
245 | ||
246 | #define CONFIG_SPL_BOARD_INIT | |
247 | #define CONFIG_SPL_GPIO_SUPPORT | |
248 | #define CONFIG_SYS_NAND_ENABLE_PIN_SPL (2*32 + 14) | |
249 | #define CONFIG_SPL_NAND_SUPPORT | |
250 | #define CONFIG_SYS_USE_NANDFLASH 1 | |
251 | #define CONFIG_SPL_NAND_DRIVERS | |
252 | #define CONFIG_SPL_NAND_BASE | |
253 | #define CONFIG_SPL_NAND_ECC | |
254 | #define CONFIG_SPL_NAND_RAW_ONLY | |
255 | #define CONFIG_SPL_NAND_SOFTECC | |
256 | #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x20000 | |
257 | #define CONFIG_SYS_NAND_U_BOOT_SIZE 0x80000 | |
258 | #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE | |
259 | #define CONFIG_SYS_NAND_U_BOOT_DST CONFIG_SYS_TEXT_BASE | |
260 | #define CONFIG_SYS_NAND_5_ADDR_CYCLE | |
261 | ||
262 | #define CONFIG_SYS_NAND_SIZE (256*1024*1024) | |
263 | #define CONFIG_SYS_NAND_PAGE_SIZE 2048 | |
264 | #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) | |
265 | #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ | |
266 | CONFIG_SYS_NAND_PAGE_SIZE) | |
267 | #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS | |
268 | #define CONFIG_SYS_NAND_ECCSIZE 256 | |
269 | #define CONFIG_SYS_NAND_ECCBYTES 3 | |
270 | #define CONFIG_SYS_NAND_OOBSIZE 64 | |
271 | #define CONFIG_SYS_NAND_ECCPOS { 40, 41, 42, 43, 44, 45, 46, 47, \ | |
272 | 48, 49, 50, 51, 52, 53, 54, 55, \ | |
273 | 56, 57, 58, 59, 60, 61, 62, 63, } | |
274 | ||
275 | #define CONFIG_SPL_ATMEL_SIZE | |
276 | #define CONFIG_SYS_MASTER_CLOCK (198656000/2) | |
277 | #define AT91_PLL_LOCK_TIMEOUT 1000000 | |
278 | #define CONFIG_SYS_AT91_PLLA 0x2060bf09 | |
279 | #define CONFIG_SYS_MCKR 0x100 | |
280 | #define CONFIG_SYS_MCKR_CSS (0x02 | CONFIG_SYS_MCKR) | |
281 | #define CONFIG_SYS_AT91_PLLB 0x10483f0e | |
282 | ||
283 | #if defined(CONFIG_SPL_BUILD) | |
284 | #define CONFIG_SYS_THUMB_BUILD | |
285 | #define CONFIG_SYS_ICACHE_OFF | |
286 | #define CONFIG_SYS_DCACHE_OFF | |
287 | #undef CONFIG_SPL_OS_BOOT /* Not supported by existing map */ | |
288 | #endif | |
289 | #endif /* __CONFIG_H */ |