2 * (C) Copyright 2007-2008
3 * Stelian Pop <stelian@popies.net>
4 * Lead Tech Design <www.leadtechdesign.com>
6 * Configuation settings for the AT91SAM9260EK & AT91SAM9G20EK boards.
8 * SPDX-License-Identifier: GPL-2.0+
15 * SoC must be defined first, before hardware.h is included.
16 * In this case SoC is defined in boards.cfg.
18 #include <asm/hardware.h>
21 * Warning: changing CONFIG_SYS_TEXT_BASE requires
22 * adapting the initial boot program.
23 * Since the linker has to swallow that define, we must use a pure
26 #define CONFIG_SYS_TEXT_BASE 0x21f00000
28 /* ARM asynchronous clock */
29 #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */
30 #define CONFIG_SYS_AT91_MAIN_CLOCK 18432000 /* main clock xtal */
32 /* Define actual evaluation board type from used processor type */
33 #ifdef CONFIG_AT91SAM9G20
34 # define CONFIG_AT91SAM9G20EK /* It's an Atmel AT91SAM9G20 EK */
36 # define CONFIG_AT91SAM9260EK /* It's an Atmel AT91SAM9260 EK */
39 /* Misc CPU related */
40 #define CONFIG_ARCH_CPU_INIT
41 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
42 #define CONFIG_SETUP_MEMORY_TAGS
43 #define CONFIG_INITRD_TAG
44 #define CONFIG_SKIP_LOWLEVEL_INIT
45 #define CONFIG_BOARD_EARLY_INIT_F
46 #define CONFIG_DISPLAY_CPUINFO
48 /* general purpose I/O */
49 #define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */
50 #define CONFIG_AT91_GPIO
51 #define CONFIG_AT91_GPIO_PULLUP 1 /* keep pullups on peripheral pins */
54 #define CONFIG_ATMEL_USART
55 #define CONFIG_USART_BASE ATMEL_BASE_DBGU
56 #define CONFIG_USART_ID ATMEL_ID_SYS
57 #define CONFIG_BAUDRATE 115200
60 #define CONFIG_AT91_LED
61 #define CONFIG_RED_LED AT91_PIN_PA9 /* this is the power led */
62 #define CONFIG_GREEN_LED AT91_PIN_PA6 /* this is the user led */
68 #define CONFIG_BOOTP_BOOTFILESIZE 1
69 #define CONFIG_BOOTP_BOOTPATH 1
70 #define CONFIG_BOOTP_GATEWAY 1
71 #define CONFIG_BOOTP_HOSTNAME 1
74 * Command line configuration.
76 #define CONFIG_CMD_NAND 1
79 * SDRAM: 1 bank, min 32, max 128 MB
80 * Initialized before u-boot gets started.
82 #define CONFIG_NR_DRAM_BANKS 1
83 #define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1
84 #define CONFIG_SYS_SDRAM_SIZE 0x04000000
87 * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
88 * leaving the correct space for initial global data structure above
89 * that address while providing maximum stack area below.
91 #ifdef CONFIG_AT91SAM9XE
92 # define CONFIG_SYS_INIT_SP_ADDR \
93 (ATMEL_BASE_SRAM + 0x1000 - GENERATED_GBL_DATA_SIZE)
95 # define CONFIG_SYS_INIT_SP_ADDR \
96 (ATMEL_BASE_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE)
100 * The (arm)linux board id set by generic code depending on configured board
101 * (see boards.cfg for different boards)
103 #ifdef CONFIG_AT91SAM9G20
104 /* the sam9g20 variants have two different board ids */
105 # ifdef CONFIG_AT91SAM9G20EK_2MMC
106 /* we may be setup for the 2MMC variant of at91sam9g20ek */
107 # define CONFIG_MACH_TYPE MACH_TYPE_AT91SAM9G20EK_2MMC
109 /* or the normal at91sam9g20ek */
110 # define CONFIG_MACH_TYPE MACH_TYPE_AT91SAM9G20EK
113 /* otherwise default to good old at91sam9260ek */
114 # define CONFIG_MACH_TYPE MACH_TYPE_AT91SAM9260EK
117 #ifndef CONFIG_AT91SAM9G20EK_2MMC
119 #define CONFIG_ATMEL_DATAFLASH_SPI
120 #define CONFIG_HAS_DATAFLASH 1
121 #define CONFIG_SYS_MAX_DATAFLASH_BANKS 2
122 #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */
123 #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1 0xD0000000 /* CS1 */
124 #define AT91_SPI_CLK 15000000
126 /* Enable MMC. The MCCK is conflicted with DataFlash */
129 #ifdef CONFIG_AT91SAM9G20EK
130 #define DATAFLASH_TCSS (0x22 << 16)
132 #define DATAFLASH_TCSS (0x1a << 16)
134 #define DATAFLASH_TCHS (0x1 << 24)
137 #ifdef CONFIG_CMD_NAND
138 #define CONFIG_NAND_ATMEL
139 #define CONFIG_SYS_MAX_NAND_DEVICE 1
140 #define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3
141 #define CONFIG_SYS_NAND_DBW_8
142 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
143 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
144 #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14
145 #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC13
149 #ifdef CONFIG_CMD_MMC
151 #define CONFIG_GENERIC_MMC
152 #define CONFIG_GENERIC_ATMEL_MCI
156 #ifdef CONFIG_CMD_FAT
157 #define CONFIG_DOS_PARTITION
160 /* NOR flash - no real flash on this board */
161 #define CONFIG_SYS_NO_FLASH 1
164 #define CONFIG_MACB 1
165 #define CONFIG_RMII 1
166 #define CONFIG_NET_RETRY_COUNT 20
167 #define CONFIG_RESET_PHY_R 1
168 #define CONFIG_AT91_WANTS_COMMON_PHY
171 #define CONFIG_USB_ATMEL
172 #define CONFIG_USB_ATMEL_CLK_SEL_PLLB
173 #define CONFIG_USB_OHCI_NEW 1
174 #define CONFIG_SYS_USB_OHCI_CPU_INIT 1
175 #define CONFIG_SYS_USB_OHCI_REGS_BASE 0x00500000 /* AT91SAM9260_UHP_BASE */
176 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9260"
177 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2
179 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
181 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
182 #define CONFIG_SYS_MEMTEST_END 0x23e00000
184 #ifdef CONFIG_SYS_USE_DATAFLASH_CS0
186 /* bootstrap + u-boot + env + linux in dataflash on CS0 */
187 #define CONFIG_ENV_IS_IN_DATAFLASH 1
188 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400)
189 #define CONFIG_ENV_OFFSET 0x4200
190 #define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + CONFIG_ENV_OFFSET)
191 #define CONFIG_ENV_SIZE 0x4200
192 #define CONFIG_BOOTCOMMAND "cp.b 0xC0084000 0x22000000 0x210000; bootm"
193 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \
194 "root=/dev/mtdblock0 " \
195 "mtdparts=atmel_nand:-(root) " \
196 "rw rootfstype=jffs2"
198 #elif CONFIG_SYS_USE_DATAFLASH_CS1
200 /* bootstrap + u-boot + env + linux in dataflash on CS1 */
201 #define CONFIG_ENV_IS_IN_DATAFLASH 1
202 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1 + 0x8400)
203 #define CONFIG_ENV_OFFSET 0x4200
204 #define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1 + CONFIG_ENV_OFFSET)
205 #define CONFIG_ENV_SIZE 0x4200
206 #define CONFIG_BOOTCOMMAND "cp.b 0xD0084000 0x22000000 0x210000; bootm"
207 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \
208 "root=/dev/mtdblock0 " \
209 "mtdparts=atmel_nand:-(root) " \
210 "rw rootfstype=jffs2"
212 #elif defined(CONFIG_SYS_USE_NANDFLASH)
214 /* bootstrap + u-boot + env + linux in nandflash */
215 #define CONFIG_ENV_IS_IN_NAND 1
216 #define CONFIG_ENV_OFFSET 0xc0000
217 #define CONFIG_ENV_OFFSET_REDUND 0x100000
218 #define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */
219 #define CONFIG_BOOTCOMMAND "nand read 0x22000000 0x200000 0x300000; bootm"
220 #define CONFIG_BOOTARGS \
221 "console=ttyS0,115200 earlyprintk " \
222 "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \
223 "256k(env),256k(env_redundant),256k(spare)," \
224 "512k(dtb),6M(kernel)ro,-(rootfs) " \
225 "root=/dev/mtdblock7 rw rootfstype=jffs2"
227 #else /* CONFIG_SYS_USE_MMC */
228 /* bootstrap + u-boot + env + linux in mmc */
229 #define CONFIG_ENV_IS_IN_MMC
230 /* For FAT system, most cases it should be in the reserved sector */
231 #define CONFIG_ENV_OFFSET 0x2000
232 #define CONFIG_ENV_SIZE 0x1000
233 #define CONFIG_SYS_MMC_ENV_DEV 0
235 #define CONFIG_BOOTCOMMAND \
236 "fatload mmc 0:1 0x22000000 uImage; bootm"
237 #define CONFIG_BOOTARGS \
238 "console=ttyS0,115200 earlyprintk " \
239 "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \
240 "256k(env),256k(env_redundant),256k(spare)," \
241 "512k(dtb),6M(kernel)ro,-(rootfs) " \
242 "root=/dev/mmcblk0p2 rw rootfstype=ext4 rootwait"
245 #define CONFIG_SYS_CBSIZE 256
246 #define CONFIG_SYS_MAXARGS 16
247 #define CONFIG_SYS_LONGHELP 1
248 #define CONFIG_CMDLINE_EDITING 1
249 #define CONFIG_AUTO_COMPLETE
252 * Size of malloc() pool
254 #define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000)