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 /* ARM asynchronous clock */
22 #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */
23 #define CONFIG_SYS_AT91_MAIN_CLOCK 16000000 /* main clock xtal */
25 /* Misc CPU related */
26 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
27 #define CONFIG_SETUP_MEMORY_TAGS
28 #define CONFIG_INITRD_TAG
29 #define CONFIG_SKIP_LOWLEVEL_INIT
30 #define CONFIG_BOARD_EARLY_INIT_F
31 #define CONFIG_DISPLAY_CPUINFO
33 #define CONFIG_OF_LIBFDT
35 /* general purpose I/O */
36 #define CONFIG_AT91_GPIO
39 #define CONFIG_ATMEL_USART
40 #define CONFIG_USART_BASE ATMEL_BASE_DBGU
41 #define CONFIG_USART_ID ATMEL_ID_SYS
42 #define CONFIG_BAUDRATE 115200
46 #define LCD_BPP LCD_COLOR16
47 #define LCD_OUTPUT_BPP 24
48 #define CONFIG_LCD_LOGO
49 #define CONFIG_LCD_INFO
50 #define CONFIG_LCD_INFO_BELOW_LOGO
51 #define CONFIG_SYS_WHITE_ON_BLACK
52 #define CONFIG_ATMEL_HLCD
53 #define CONFIG_ATMEL_LCD_RGB565
54 #define CONFIG_SYS_CONSOLE_IS_IN_ENV
56 #define CONFIG_BOOTDELAY 3
61 #define CONFIG_BOOTP_BOOTFILESIZE
62 #define CONFIG_BOOTP_BOOTPATH
63 #define CONFIG_BOOTP_GATEWAY
64 #define CONFIG_BOOTP_HOSTNAME
66 /* NOR flash - no real flash on this board */
67 #define CONFIG_SYS_NO_FLASH
70 * Command line configuration.
72 #include <config_cmd_default.h>
73 #undef CONFIG_CMD_FPGA
75 #define CONFIG_CMD_BOOTZ
76 #define CONFIG_CMD_PING
77 #define CONFIG_CMD_DHCP
78 #define CONFIG_CMD_NAND
80 #define CONFIG_CMD_MMC
81 #define CONFIG_CMD_FAT
82 #define CONFIG_CMD_USB
84 #define CONFIG_NR_DRAM_BANKS 1
85 #define CONFIG_SYS_SDRAM_BASE 0x20000000
86 #define CONFIG_SYS_SDRAM_SIZE 0x08000000
89 * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
90 * leaving the correct space for initial global data structure above
91 * that address while providing maximum stack area below.
93 # define CONFIG_SYS_INIT_SP_ADDR \
94 (ATMEL_BASE_SRAM + 0x1000 - GENERATED_GBL_DATA_SIZE)
98 #define CONFIG_ATMEL_SPI
99 #define CONFIG_SPI_FLASH
100 #define CONFIG_SPI_FLASH_ATMEL
101 #define CONFIG_SF_DEFAULT_SPEED 30000000
102 #define CONFIG_ENV_SPI_MODE SPI_MODE_3
103 #define CONFIG_SF_DEFAULT_MODE SPI_MODE_3
107 #ifdef CONFIG_CMD_NAND
108 #define CONFIG_NAND_ATMEL
109 #define CONFIG_SYS_MAX_NAND_DEVICE 1
110 #define CONFIG_SYS_NAND_BASE 0x40000000
111 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
112 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
113 #define CONFIG_SYS_NAND_ENABLE_PIN GPIO_PIN_PD(4)
114 #define CONFIG_SYS_NAND_READY_PIN GPIO_PIN_PD(5)
116 /* PMECC & PMERRLOC */
117 #define CONFIG_ATMEL_NAND_HWECC
118 #define CONFIG_ATMEL_NAND_HW_PMECC
119 #define CONFIG_PMECC_CAP 2
120 #define CONFIG_PMECC_SECTOR_SIZE 512
121 #define CONFIG_PMECC_INDEX_TABLE_OFFSET 0x8000
123 #define CONFIG_CMD_NAND_TRIMFFS
127 #define CONFIG_MTD_PARTITIONS
128 #define CONFIG_MTD_DEVICE
129 #define CONFIG_CMD_MTDPARTS
130 #define MTDIDS_DEFAULT "nand0=atmel_nand"
131 #define MTDPARTS_DEFAULT \
132 "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \
133 "256k(env),256k(env_redundant),256k(spare)," \
134 "512k(dtb),6M(kernel)ro,-(rootfs)"
136 #define CONFIG_EXTRA_ENV_SETTINGS \
137 "console=console=ttyS0,115200\0" \
138 "mtdparts="MTDPARTS_DEFAULT"\0" \
139 "bootargs_nand=rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs rw\0"\
140 "bootargs_mmc=root=/dev/mmcblk0p2 rw rootfstype=ext4 rootwait\0"
143 #ifdef CONFIG_CMD_MMC
145 #define CONFIG_GENERIC_MMC
146 #define CONFIG_GENERIC_ATMEL_MCI
150 #ifdef CONFIG_CMD_FAT
151 #define CONFIG_DOS_PARTITION
155 #define CONFIG_KS8851_MLL
156 #define CONFIG_KS8851_MLL_BASEADDR 0x30000000 /* use NCS2 */
158 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
160 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
161 #define CONFIG_SYS_MEMTEST_END 0x26e00000
164 #ifdef CONFIG_CMD_USB
165 #define CONFIG_USB_ATMEL
166 #define CONFIG_USB_ATMEL_CLK_SEL_PLLB
167 #define CONFIG_USB_OHCI_NEW
168 #define CONFIG_SYS_USB_OHCI_CPU_INIT
169 #define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_BASE_OHCI
170 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9n12"
171 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 1
172 #define CONFIG_USB_STORAGE
175 #ifdef CONFIG_SYS_USE_SPIFLASH
177 /* bootstrap + u-boot + env + linux in dataflash on CS0 */
178 #define CONFIG_ENV_IS_IN_SPI_FLASH
179 #define CONFIG_ENV_OFFSET 0x5000
180 #define CONFIG_ENV_SIZE 0x3000
181 #define CONFIG_ENV_SECT_SIZE 0x1000
182 #define CONFIG_BOOTCOMMAND \
183 "setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \
184 "sf probe 0; sf read 0x22000000 0x100000 0x300000; " \
187 #elif defined(CONFIG_SYS_USE_NANDFLASH)
189 /* bootstrap + u-boot + env + linux in nandflash */
190 #define CONFIG_ENV_IS_IN_NAND
191 #define CONFIG_ENV_OFFSET 0xc0000
192 #define CONFIG_ENV_OFFSET_REDUND 0x100000
193 #define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */
194 #define CONFIG_BOOTCOMMAND \
195 "setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \
196 "nand read 0x21000000 0x180000 0x080000;" \
197 "nand read 0x22000000 0x200000 0x400000;" \
198 "bootm 0x22000000 - 0x21000000"
200 #else /* CONFIG_SYS_USE_MMC */
202 /* bootstrap + u-boot + env + linux in mmc */
203 #define CONFIG_ENV_IS_IN_MMC
204 /* For FAT system, most cases it should be in the reserved sector */
205 #define CONFIG_ENV_OFFSET 0x2000
206 #define CONFIG_ENV_SIZE 0x1000
207 #define CONFIG_SYS_MMC_ENV_DEV 0
208 #define CONFIG_BOOTCOMMAND \
209 "setenv bootargs ${console} ${mtdparts} ${bootargs_mmc};" \
210 "fatload mmc 0:1 0x21000000 dtb;" \
211 "fatload mmc 0:1 0x22000000 uImage;" \
212 "bootm 0x22000000 - 0x21000000"
216 #define CONFIG_SYS_PROMPT "U-Boot> "
217 #define CONFIG_SYS_CBSIZE 256
218 #define CONFIG_SYS_MAXARGS 16
219 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) \
221 #define CONFIG_SYS_LONGHELP
222 #define CONFIG_CMDLINE_EDITING
223 #define CONFIG_AUTO_COMPLETE
224 #define CONFIG_SYS_HUSH_PARSER
227 * Size of malloc() pool
229 #define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024)
230 #define CONFIG_STACKSIZE (32 * 1024) /* regular stack */