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
31 /* general purpose I/O */
32 #define CONFIG_AT91_GPIO
35 #define CONFIG_ATMEL_USART
36 #define CONFIG_USART_BASE ATMEL_BASE_DBGU
37 #define CONFIG_USART_ID ATMEL_ID_SYS
38 #define CONFIG_BAUDRATE 115200
41 #define LCD_BPP LCD_COLOR16
42 #define LCD_OUTPUT_BPP 24
43 #define CONFIG_LCD_LOGO
44 #define CONFIG_LCD_INFO
45 #define CONFIG_LCD_INFO_BELOW_LOGO
46 #define CONFIG_SYS_WHITE_ON_BLACK
47 #define CONFIG_ATMEL_HLCD
48 #define CONFIG_ATMEL_LCD_RGB565
54 #define CONFIG_BOOTP_BOOTFILESIZE
55 #define CONFIG_BOOTP_BOOTPATH
56 #define CONFIG_BOOTP_GATEWAY
57 #define CONFIG_BOOTP_HOSTNAME
60 * Command line configuration.
62 #define CONFIG_CMD_NAND
64 #define CONFIG_NR_DRAM_BANKS 1
65 #define CONFIG_SYS_SDRAM_BASE 0x20000000
66 #define CONFIG_SYS_SDRAM_SIZE 0x08000000
69 * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
70 * leaving the correct space for initial global data structure above
71 * that address while providing maximum stack area below.
73 # define CONFIG_SYS_INIT_SP_ADDR \
74 (ATMEL_BASE_SRAM + 0x1000 - GENERATED_GBL_DATA_SIZE)
78 #define CONFIG_ATMEL_SPI
79 #define CONFIG_SF_DEFAULT_SPEED 30000000
80 #define CONFIG_ENV_SPI_MODE SPI_MODE_3
81 #define CONFIG_SF_DEFAULT_MODE SPI_MODE_3
85 #ifdef CONFIG_CMD_NAND
86 #define CONFIG_NAND_ATMEL
87 #define CONFIG_SYS_MAX_NAND_DEVICE 1
88 #define CONFIG_SYS_NAND_BASE 0x40000000
89 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
90 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
91 #define CONFIG_SYS_NAND_ENABLE_PIN GPIO_PIN_PD(4)
92 #define CONFIG_SYS_NAND_READY_PIN GPIO_PIN_PD(5)
94 /* PMECC & PMERRLOC */
95 #define CONFIG_ATMEL_NAND_HWECC
96 #define CONFIG_ATMEL_NAND_HW_PMECC
97 #define CONFIG_PMECC_CAP 2
98 #define CONFIG_PMECC_SECTOR_SIZE 512
99 #define CONFIG_PMECC_INDEX_TABLE_OFFSET 0x8000
101 #define CONFIG_CMD_NAND_TRIMFFS
105 #define CONFIG_MTD_PARTITIONS
106 #define CONFIG_MTD_DEVICE
107 #define CONFIG_CMD_MTDPARTS
108 #define MTDIDS_DEFAULT "nand0=atmel_nand"
109 #define MTDPARTS_DEFAULT \
110 "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \
111 "256k(env),256k(env_redundant),256k(spare)," \
112 "512k(dtb),6M(kernel)ro,-(rootfs)"
114 #define CONFIG_EXTRA_ENV_SETTINGS \
115 "console=console=ttyS0,115200\0" \
116 "mtdparts="MTDPARTS_DEFAULT"\0" \
117 "bootargs_nand=rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs rw\0"\
118 "bootargs_mmc=root=/dev/mmcblk0p2 rw rootfstype=ext4 rootwait\0"
121 #ifdef CONFIG_CMD_MMC
122 #define CONFIG_GENERIC_ATMEL_MCI
126 #define CONFIG_KS8851_MLL
127 #define CONFIG_KS8851_MLL_BASEADDR 0x30000000 /* use NCS2 */
129 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
131 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
132 #define CONFIG_SYS_MEMTEST_END 0x26e00000
135 #ifdef CONFIG_CMD_USB
136 #define CONFIG_USB_ATMEL
137 #define CONFIG_USB_ATMEL_CLK_SEL_PLLB
138 #define CONFIG_USB_OHCI_NEW
139 #define CONFIG_SYS_USB_OHCI_CPU_INIT
140 #define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_BASE_OHCI
141 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9n12"
142 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 1
145 #ifdef CONFIG_SYS_USE_SPIFLASH
147 /* bootstrap + u-boot + env + linux in dataflash on CS0 */
148 #define CONFIG_ENV_IS_IN_SPI_FLASH
149 #define CONFIG_ENV_OFFSET 0x5000
150 #define CONFIG_ENV_SIZE 0x3000
151 #define CONFIG_ENV_SECT_SIZE 0x1000
152 #define CONFIG_BOOTCOMMAND \
153 "setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \
154 "sf probe 0; sf read 0x22000000 0x100000 0x300000; " \
157 #elif defined(CONFIG_SYS_USE_NANDFLASH)
159 /* bootstrap + u-boot + env + linux in nandflash */
160 #define CONFIG_ENV_IS_IN_NAND
161 #define CONFIG_ENV_OFFSET 0xc0000
162 #define CONFIG_ENV_OFFSET_REDUND 0x100000
163 #define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */
164 #define CONFIG_BOOTCOMMAND \
165 "setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \
166 "nand read 0x21000000 0x180000 0x080000;" \
167 "nand read 0x22000000 0x200000 0x400000;" \
168 "bootm 0x22000000 - 0x21000000"
170 #else /* CONFIG_SYS_USE_MMC */
172 /* bootstrap + u-boot + env + linux in mmc */
174 #ifdef CONFIG_ENV_IS_IN_MMC
175 /* Use raw reserved sectors to save environment */
176 #define CONFIG_ENV_OFFSET 0x2000
177 #define CONFIG_ENV_SIZE 0x1000
178 #define CONFIG_SYS_MMC_ENV_DEV 0
180 /* Use file in FAT file to save environment */
181 #define CONFIG_ENV_IS_IN_FAT
182 #define CONFIG_FAT_WRITE
183 #define FAT_ENV_INTERFACE "mmc"
184 #define FAT_ENV_FILE "uboot.env"
185 #define FAT_ENV_DEVICE_AND_PART "0"
186 #define CONFIG_ENV_SIZE 0x4000
189 #define CONFIG_BOOTCOMMAND \
190 "setenv bootargs ${console} ${mtdparts} ${bootargs_mmc};" \
191 "fatload mmc 0:1 0x21000000 dtb;" \
192 "fatload mmc 0:1 0x22000000 uImage;" \
193 "bootm 0x22000000 - 0x21000000"
197 #define CONFIG_SYS_CBSIZE 256
198 #define CONFIG_SYS_MAXARGS 16
199 #define CONFIG_SYS_LONGHELP
200 #define CONFIG_CMDLINE_EDITING
201 #define CONFIG_AUTO_COMPLETE
204 * Size of malloc() pool
206 #define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024)
209 #define CONFIG_SPL_FRAMEWORK
210 #define CONFIG_SPL_TEXT_BASE 0x300000
211 #define CONFIG_SPL_MAX_SIZE 0x6000
212 #define CONFIG_SPL_STACK 0x308000
214 #define CONFIG_SPL_BSS_START_ADDR 0x20000000
215 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000
216 #define CONFIG_SYS_SPL_MALLOC_START 0x20080000
217 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000
219 #define CONFIG_SPL_BOARD_INIT
220 #define CONFIG_SYS_MONITOR_LEN (512 << 10)
222 #define CONFIG_SYS_MASTER_CLOCK 132096000
223 #define CONFIG_SYS_AT91_PLLA 0x20953f03
224 #define CONFIG_SYS_MCKR 0x1301
225 #define CONFIG_SYS_MCKR_CSS 0x1302
227 #ifdef CONFIG_SYS_USE_MMC
228 #define CONFIG_SPL_LDSCRIPT arch/arm/mach-at91/arm926ejs/u-boot-spl.lds
229 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
230 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
232 #elif CONFIG_SYS_USE_NANDFLASH
233 #define CONFIG_SPL_NAND_DRIVERS
234 #define CONFIG_SPL_NAND_BASE
235 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x40000
236 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
237 #define CONFIG_SYS_NAND_PAGE_SIZE 0x800
238 #define CONFIG_SYS_NAND_PAGE_COUNT 64
239 #define CONFIG_SYS_NAND_OOBSIZE 64
240 #define CONFIG_SYS_NAND_BLOCK_SIZE 0x20000
241 #define CONFIG_SYS_NAND_BAD_BLOCK_POS 0x0
242 #define CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER
244 #elif CONFIG_SYS_USE_SPIFLASH
245 #define CONFIG_SPL_SPI_LOAD
246 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x8400