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 #define CONFIG_CMD_BOOTZ
73 #define CONFIG_CMD_PING
74 #define CONFIG_CMD_DHCP
75 #define CONFIG_CMD_NAND
77 #define CONFIG_CMD_MMC
78 #define CONFIG_CMD_FAT
79 #define CONFIG_CMD_USB
81 #define CONFIG_NR_DRAM_BANKS 1
82 #define CONFIG_SYS_SDRAM_BASE 0x20000000
83 #define CONFIG_SYS_SDRAM_SIZE 0x08000000
86 * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
87 * leaving the correct space for initial global data structure above
88 * that address while providing maximum stack area below.
90 # define CONFIG_SYS_INIT_SP_ADDR \
91 (ATMEL_BASE_SRAM + 0x1000 - GENERATED_GBL_DATA_SIZE)
95 #define CONFIG_ATMEL_SPI
96 #define CONFIG_SPI_FLASH_ATMEL
97 #define CONFIG_SF_DEFAULT_SPEED 30000000
98 #define CONFIG_ENV_SPI_MODE SPI_MODE_3
99 #define CONFIG_SF_DEFAULT_MODE SPI_MODE_3
103 #ifdef CONFIG_CMD_NAND
104 #define CONFIG_NAND_ATMEL
105 #define CONFIG_SYS_MAX_NAND_DEVICE 1
106 #define CONFIG_SYS_NAND_BASE 0x40000000
107 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
108 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
109 #define CONFIG_SYS_NAND_ENABLE_PIN GPIO_PIN_PD(4)
110 #define CONFIG_SYS_NAND_READY_PIN GPIO_PIN_PD(5)
112 /* PMECC & PMERRLOC */
113 #define CONFIG_ATMEL_NAND_HWECC
114 #define CONFIG_ATMEL_NAND_HW_PMECC
115 #define CONFIG_PMECC_CAP 2
116 #define CONFIG_PMECC_SECTOR_SIZE 512
117 #define CONFIG_PMECC_INDEX_TABLE_OFFSET 0x8000
119 #define CONFIG_CMD_NAND_TRIMFFS
123 #define CONFIG_MTD_PARTITIONS
124 #define CONFIG_MTD_DEVICE
125 #define CONFIG_CMD_MTDPARTS
126 #define MTDIDS_DEFAULT "nand0=atmel_nand"
127 #define MTDPARTS_DEFAULT \
128 "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \
129 "256k(env),256k(env_redundant),256k(spare)," \
130 "512k(dtb),6M(kernel)ro,-(rootfs)"
132 #define CONFIG_EXTRA_ENV_SETTINGS \
133 "console=console=ttyS0,115200\0" \
134 "mtdparts="MTDPARTS_DEFAULT"\0" \
135 "bootargs_nand=rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs rw\0"\
136 "bootargs_mmc=root=/dev/mmcblk0p2 rw rootfstype=ext4 rootwait\0"
139 #ifdef CONFIG_CMD_MMC
141 #define CONFIG_GENERIC_MMC
142 #define CONFIG_GENERIC_ATMEL_MCI
146 #ifdef CONFIG_CMD_FAT
147 #define CONFIG_DOS_PARTITION
151 #define CONFIG_KS8851_MLL
152 #define CONFIG_KS8851_MLL_BASEADDR 0x30000000 /* use NCS2 */
154 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
156 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
157 #define CONFIG_SYS_MEMTEST_END 0x26e00000
160 #ifdef CONFIG_CMD_USB
161 #define CONFIG_USB_ATMEL
162 #define CONFIG_USB_ATMEL_CLK_SEL_PLLB
163 #define CONFIG_USB_OHCI_NEW
164 #define CONFIG_SYS_USB_OHCI_CPU_INIT
165 #define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_BASE_OHCI
166 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9n12"
167 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 1
168 #define CONFIG_USB_STORAGE
171 #ifdef CONFIG_SYS_USE_SPIFLASH
173 /* bootstrap + u-boot + env + linux in dataflash on CS0 */
174 #define CONFIG_ENV_IS_IN_SPI_FLASH
175 #define CONFIG_ENV_OFFSET 0x5000
176 #define CONFIG_ENV_SIZE 0x3000
177 #define CONFIG_ENV_SECT_SIZE 0x1000
178 #define CONFIG_BOOTCOMMAND \
179 "setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \
180 "sf probe 0; sf read 0x22000000 0x100000 0x300000; " \
183 #elif defined(CONFIG_SYS_USE_NANDFLASH)
185 /* bootstrap + u-boot + env + linux in nandflash */
186 #define CONFIG_ENV_IS_IN_NAND
187 #define CONFIG_ENV_OFFSET 0xc0000
188 #define CONFIG_ENV_OFFSET_REDUND 0x100000
189 #define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */
190 #define CONFIG_BOOTCOMMAND \
191 "setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \
192 "nand read 0x21000000 0x180000 0x080000;" \
193 "nand read 0x22000000 0x200000 0x400000;" \
194 "bootm 0x22000000 - 0x21000000"
196 #else /* CONFIG_SYS_USE_MMC */
198 /* bootstrap + u-boot + env + linux in mmc */
200 #ifdef CONFIG_ENV_IS_IN_MMC
201 /* Use raw reserved sectors to save environment */
202 #define CONFIG_ENV_OFFSET 0x2000
203 #define CONFIG_ENV_SIZE 0x1000
204 #define CONFIG_SYS_MMC_ENV_DEV 0
206 /* Use file in FAT file to save environment */
207 #define CONFIG_ENV_IS_IN_FAT
208 #define CONFIG_FAT_WRITE
209 #define FAT_ENV_INTERFACE "mmc"
210 #define FAT_ENV_FILE "uboot.env"
211 #define FAT_ENV_DEVICE_AND_PART "0"
212 #define CONFIG_ENV_SIZE 0x4000
215 #define CONFIG_BOOTCOMMAND \
216 "setenv bootargs ${console} ${mtdparts} ${bootargs_mmc};" \
217 "fatload mmc 0:1 0x21000000 dtb;" \
218 "fatload mmc 0:1 0x22000000 uImage;" \
219 "bootm 0x22000000 - 0x21000000"
223 #define CONFIG_SYS_CBSIZE 256
224 #define CONFIG_SYS_MAXARGS 16
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)
236 #define CONFIG_SPL_FRAMEWORK
237 #define CONFIG_SPL_TEXT_BASE 0x300000
238 #define CONFIG_SPL_MAX_SIZE 0x6000
239 #define CONFIG_SPL_STACK 0x308000
241 #define CONFIG_SPL_BSS_START_ADDR 0x20000000
242 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000
243 #define CONFIG_SYS_SPL_MALLOC_START 0x20080000
244 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000
246 #define CONFIG_SPL_LIBCOMMON_SUPPORT
247 #define CONFIG_SPL_LIBGENERIC_SUPPORT
248 #define CONFIG_SPL_GPIO_SUPPORT
249 #define CONFIG_SPL_SERIAL_SUPPORT
251 #define CONFIG_SPL_BOARD_INIT
252 #define CONFIG_SYS_MONITOR_LEN (512 << 10)
254 #define CONFIG_SYS_MASTER_CLOCK 132096000
255 #define CONFIG_SYS_AT91_PLLA 0x20953f03
256 #define CONFIG_SYS_MCKR 0x1301
257 #define CONFIG_SYS_MCKR_CSS 0x1302
259 #ifdef CONFIG_SYS_USE_MMC
260 #define CONFIG_SPL_LDSCRIPT arch/arm/mach-at91/arm926ejs/u-boot-spl.lds
261 #define CONFIG_SPL_MMC_SUPPORT
262 #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x400
263 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x200
264 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
265 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
266 #define CONFIG_SPL_FAT_SUPPORT
267 #define CONFIG_SPL_LIBDISK_SUPPORT
269 #elif CONFIG_SYS_USE_NANDFLASH
270 #define CONFIG_SPL_NAND_SUPPORT
271 #define CONFIG_SPL_NAND_DRIVERS
272 #define CONFIG_SPL_NAND_BASE
273 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x40000
274 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
275 #define CONFIG_SYS_NAND_PAGE_SIZE 0x800
276 #define CONFIG_SYS_NAND_PAGE_COUNT 64
277 #define CONFIG_SYS_NAND_OOBSIZE 64
278 #define CONFIG_SYS_NAND_BLOCK_SIZE 0x20000
279 #define CONFIG_SYS_NAND_BAD_BLOCK_POS 0x0
280 #define CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER
282 #elif CONFIG_SYS_USE_SPIFLASH
283 #define CONFIG_SPL_SPI_SUPPORT
284 #define CONFIG_SPL_SPI_FLASH_SUPPORT
285 #define CONFIG_SPL_SPI_LOAD
286 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x8400