2 * (C) Copyright 2013 Atmel Corporation.
3 * Josh Wu <josh.wu@atmel.com>
5 * Configuation settings for the AT91SAM9N12-EK boards.
7 * SPDX-License-Identifier: GPL-2.0+
10 #ifndef __AT91SAM9N12_CONFIG_H_
11 #define __AT91SAM9N12_CONFIG_H_
14 * SoC must be defined first, before hardware.h is included.
15 * In this case SoC is defined in boards.cfg.
17 #include <asm/hardware.h>
19 #define CONFIG_SYS_TEXT_BASE 0x26f00000
21 #define CONFIG_ARM926EJS
22 #define CONFIG_AT91FAMILY
24 /* ARM asynchronous clock */
25 #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */
26 #define CONFIG_SYS_AT91_MAIN_CLOCK 16000000 /* main clock xtal */
27 #define CONFIG_SYS_HZ 1000
29 /* Misc CPU related */
30 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
31 #define CONFIG_SETUP_MEMORY_TAGS
32 #define CONFIG_INITRD_TAG
33 #define CONFIG_SKIP_LOWLEVEL_INIT
34 #define CONFIG_BOARD_EARLY_INIT_F
35 #define CONFIG_DISPLAY_CPUINFO
37 #define CONFIG_OF_LIBFDT
39 /* general purpose I/O */
40 #define CONFIG_AT91_GPIO
43 #define CONFIG_ATMEL_USART
44 #define CONFIG_USART_BASE ATMEL_BASE_DBGU
45 #define CONFIG_USART_ID ATMEL_ID_SYS
46 #define CONFIG_BAUDRATE 115200
50 #define LCD_BPP LCD_COLOR16
51 #define LCD_OUTPUT_BPP 24
52 #define CONFIG_LCD_LOGO
53 #define CONFIG_LCD_INFO
54 #define CONFIG_LCD_INFO_BELOW_LOGO
55 #define CONFIG_SYS_WHITE_ON_BLACK
56 #define CONFIG_ATMEL_HLCD
57 #define CONFIG_ATMEL_LCD_RGB565
58 #define CONFIG_SYS_CONSOLE_IS_IN_ENV
60 #define CONFIG_BOOTDELAY 3
65 #define CONFIG_BOOTP_BOOTFILESIZE
66 #define CONFIG_BOOTP_BOOTPATH
67 #define CONFIG_BOOTP_GATEWAY
68 #define CONFIG_BOOTP_HOSTNAME
70 /* NOR flash - no real flash on this board */
71 #define CONFIG_SYS_NO_FLASH
74 * Command line configuration.
76 #include <config_cmd_default.h>
77 #undef CONFIG_CMD_FPGA
79 #define CONFIG_CMD_BOOTZ
80 #define CONFIG_CMD_PING
81 #define CONFIG_CMD_DHCP
82 #define CONFIG_CMD_NAND
84 #define CONFIG_CMD_MMC
85 #define CONFIG_CMD_FAT
86 #define CONFIG_CMD_USB
88 #define CONFIG_NR_DRAM_BANKS 1
89 #define CONFIG_SYS_SDRAM_BASE 0x20000000
90 #define CONFIG_SYS_SDRAM_SIZE 0x08000000
93 * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
94 * leaving the correct space for initial global data structure above
95 * that address while providing maximum stack area below.
97 # define CONFIG_SYS_INIT_SP_ADDR \
98 (ATMEL_BASE_SRAM + 0x1000 - GENERATED_GBL_DATA_SIZE)
102 #define CONFIG_ATMEL_SPI
103 #define CONFIG_SPI_FLASH
104 #define CONFIG_SPI_FLASH_ATMEL
105 #define CONFIG_SF_DEFAULT_SPEED 30000000
106 #define CONFIG_ENV_SPI_MODE SPI_MODE_3
107 #define CONFIG_SF_DEFAULT_MODE SPI_MODE_3
111 #ifdef CONFIG_CMD_NAND
112 #define CONFIG_NAND_ATMEL
113 #define CONFIG_SYS_MAX_NAND_DEVICE 1
114 #define CONFIG_SYS_NAND_BASE 0x40000000
115 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
116 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
117 #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIO_PORTD, 4
118 #define CONFIG_SYS_NAND_READY_PIN AT91_PIO_PORTD, 5
120 /* PMECC & PMERRLOC */
121 #define CONFIG_ATMEL_NAND_HWECC
122 #define CONFIG_ATMEL_NAND_HW_PMECC
123 #define CONFIG_PMECC_CAP 2
124 #define CONFIG_PMECC_SECTOR_SIZE 512
125 #define CONFIG_PMECC_INDEX_TABLE_OFFSET 0x8000
127 #define CONFIG_CMD_NAND_TRIMFFS
131 #define CONFIG_MTD_PARTITIONS
132 #define CONFIG_MTD_DEVICE
133 #define CONFIG_CMD_MTDPARTS
134 #define MTDIDS_DEFAULT "nand0=atmel_nand"
135 #define MTDPARTS_DEFAULT \
136 "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \
137 "256k(env),256k(env_redundant),256k(spare)," \
138 "512k(dtb),6M(kernel)ro,-(rootfs)"
140 #define CONFIG_EXTRA_ENV_SETTINGS \
141 "console=console=ttyS0,115200\0" \
142 "mtdparts="MTDPARTS_DEFAULT"\0" \
143 "bootargs_nand=rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs rw\0"\
144 "bootargs_mmc=root=/dev/mmcblk0p2 rw rootfstype=ext4 rootwait\0"
147 #ifdef CONFIG_CMD_MMC
149 #define CONFIG_GENERIC_MMC
150 #define CONFIG_GENERIC_ATMEL_MCI
154 #ifdef CONFIG_CMD_FAT
155 #define CONFIG_DOS_PARTITION
159 #define CONFIG_KS8851_MLL
160 #define CONFIG_KS8851_MLL_BASEADDR 0x30000000 /* use NCS2 */
162 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
164 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
165 #define CONFIG_SYS_MEMTEST_END 0x26e00000
168 #ifdef CONFIG_CMD_USB
169 #define CONFIG_USB_ATMEL
170 #define CONFIG_USB_ATMEL_CLK_SEL_PLLB
171 #define CONFIG_USB_OHCI_NEW
172 #define CONFIG_SYS_USB_OHCI_CPU_INIT
173 #define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_BASE_OHCI
174 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9n12"
175 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 1
176 #define CONFIG_USB_STORAGE
179 #ifdef CONFIG_SYS_USE_SPIFLASH
181 /* bootstrap + u-boot + env + linux in dataflash on CS0 */
182 #define CONFIG_ENV_IS_IN_SPI_FLASH
183 #define CONFIG_ENV_OFFSET 0x5000
184 #define CONFIG_ENV_SIZE 0x3000
185 #define CONFIG_ENV_SECT_SIZE 0x1000
186 #define CONFIG_BOOTCOMMAND \
187 "setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \
188 "sf probe 0; sf read 0x22000000 0x100000 0x300000; " \
191 #elif defined(CONFIG_SYS_USE_NANDFLASH)
193 /* bootstrap + u-boot + env + linux in nandflash */
194 #define CONFIG_ENV_IS_IN_NAND
195 #define CONFIG_ENV_OFFSET 0xc0000
196 #define CONFIG_ENV_OFFSET_REDUND 0x100000
197 #define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */
198 #define CONFIG_BOOTCOMMAND \
199 "setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \
200 "nand read 0x21000000 0x180000 0x080000;" \
201 "nand read 0x22000000 0x200000 0x400000;" \
202 "bootm 0x22000000 - 0x21000000"
204 #else /* CONFIG_SYS_USE_MMC */
206 /* bootstrap + u-boot + env + linux in mmc */
207 #define CONFIG_ENV_IS_IN_MMC
208 /* For FAT system, most cases it should be in the reserved sector */
209 #define CONFIG_ENV_OFFSET 0x2000
210 #define CONFIG_ENV_SIZE 0x1000
211 #define CONFIG_SYS_MMC_ENV_DEV 0
212 #define CONFIG_BOOTCOMMAND \
213 "setenv bootargs ${console} ${mtdparts} ${bootargs_mmc};" \
214 "fatload mmc 0:1 0x21000000 dtb;" \
215 "fatload mmc 0:1 0x22000000 uImage;" \
216 "bootm 0x22000000 - 0x21000000"
220 #define CONFIG_SYS_PROMPT "U-Boot> "
221 #define CONFIG_SYS_CBSIZE 256
222 #define CONFIG_SYS_MAXARGS 16
223 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) \
225 #define CONFIG_SYS_LONGHELP
226 #define CONFIG_CMDLINE_EDITING
227 #define CONFIG_AUTO_COMPLETE
228 #define CONFIG_SYS_HUSH_PARSER
231 * Size of malloc() pool
233 #define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024)
234 #define CONFIG_STACKSIZE (32 * 1024) /* regular stack */