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
32 #define LCD_BPP LCD_COLOR16
33 #define LCD_OUTPUT_BPP 24
34 #define CONFIG_LCD_LOGO
35 #define CONFIG_LCD_INFO
36 #define CONFIG_LCD_INFO_BELOW_LOGO
37 #define CONFIG_ATMEL_HLCD
38 #define CONFIG_ATMEL_LCD_RGB565
43 #define CONFIG_BOOTP_BOOTFILESIZE
44 #define CONFIG_BOOTP_BOOTPATH
45 #define CONFIG_BOOTP_GATEWAY
46 #define CONFIG_BOOTP_HOSTNAME
48 #define CONFIG_NR_DRAM_BANKS 1
49 #define CONFIG_SYS_SDRAM_BASE 0x20000000
50 #define CONFIG_SYS_SDRAM_SIZE 0x08000000
53 * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
54 * leaving the correct space for initial global data structure above
55 * that address while providing maximum stack area below.
57 # define CONFIG_SYS_INIT_SP_ADDR \
58 (ATMEL_BASE_SRAM + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
62 #define CONFIG_SF_DEFAULT_SPEED 30000000
66 #ifdef CONFIG_CMD_NAND
67 #define CONFIG_NAND_ATMEL
68 #define CONFIG_SYS_MAX_NAND_DEVICE 1
69 #define CONFIG_SYS_NAND_BASE 0x40000000
70 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
71 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
72 #define CONFIG_SYS_NAND_ENABLE_PIN GPIO_PIN_PD(4)
73 #define CONFIG_SYS_NAND_READY_PIN GPIO_PIN_PD(5)
76 /* PMECC & PMERRLOC */
77 #define CONFIG_ATMEL_NAND_HWECC
78 #define CONFIG_ATMEL_NAND_HW_PMECC
79 #define CONFIG_PMECC_CAP 2
80 #define CONFIG_PMECC_SECTOR_SIZE 512
81 #define CONFIG_PMECC_INDEX_TABLE_OFFSET 0x8000
83 #define CONFIG_MTD_PARTITIONS
84 #define CONFIG_MTD_DEVICE
85 #define MTDIDS_DEFAULT "nand0=atmel_nand"
86 #define MTDPARTS_DEFAULT \
87 "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \
88 "256k(env),256k(env_redundant),256k(spare)," \
89 "512k(dtb),6M(kernel)ro,-(rootfs)"
91 #define CONFIG_EXTRA_ENV_SETTINGS \
92 "console=console=ttyS0,115200\0" \
93 "mtdparts="MTDPARTS_DEFAULT"\0" \
94 "bootargs_nand=rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs rw\0"\
95 "bootargs_mmc=root=/dev/mmcblk0p2 rw rootfstype=ext4 rootwait\0"
98 #define CONFIG_KS8851_MLL
99 #define CONFIG_KS8851_MLL_BASEADDR 0x30000000 /* use NCS2 */
101 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
103 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
104 #define CONFIG_SYS_MEMTEST_END 0x26e00000
107 #ifdef CONFIG_CMD_USB
108 #define CONFIG_USB_ATMEL
109 #define CONFIG_USB_ATMEL_CLK_SEL_PLLB
110 #define CONFIG_USB_OHCI_NEW
111 #define CONFIG_SYS_USB_OHCI_CPU_INIT
112 #define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_BASE_OHCI
113 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9n12"
114 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 1
117 #ifdef CONFIG_SYS_USE_SPIFLASH
119 /* bootstrap + u-boot + env + linux in dataflash on CS0 */
120 #define CONFIG_ENV_OFFSET 0x5000
121 #define CONFIG_ENV_SIZE 0x3000
122 #define CONFIG_ENV_SECT_SIZE 0x1000
123 #define CONFIG_BOOTCOMMAND \
124 "setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \
125 "sf probe 0; sf read 0x22000000 0x100000 0x300000; " \
128 #elif defined(CONFIG_SYS_USE_NANDFLASH)
130 /* bootstrap + u-boot + env + linux in nandflash */
131 #define CONFIG_ENV_OFFSET 0x120000
132 #define CONFIG_ENV_OFFSET_REDUND 0x100000
133 #define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */
134 #define CONFIG_BOOTCOMMAND \
135 "setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \
136 "nand read 0x21000000 0x180000 0x080000;" \
137 "nand read 0x22000000 0x200000 0x400000;" \
138 "bootm 0x22000000 - 0x21000000"
140 #else /* CONFIG_SYS_USE_MMC */
142 /* bootstrap + u-boot + env + linux in mmc */
144 #ifdef CONFIG_ENV_IS_IN_MMC
145 /* Use raw reserved sectors to save environment */
146 #define CONFIG_ENV_OFFSET 0x2000
147 #define CONFIG_ENV_SIZE 0x1000
148 #define CONFIG_SYS_MMC_ENV_DEV 0
150 /* Use file in FAT file to save environment */
151 #define CONFIG_ENV_SIZE 0x4000
154 #define CONFIG_BOOTCOMMAND \
155 "setenv bootargs ${console} ${mtdparts} ${bootargs_mmc};" \
156 "fatload mmc 0:1 0x21000000 dtb;" \
157 "fatload mmc 0:1 0x22000000 uImage;" \
158 "bootm 0x22000000 - 0x21000000"
162 #define CONFIG_SYS_LONGHELP
163 #define CONFIG_CMDLINE_EDITING
164 #define CONFIG_AUTO_COMPLETE
167 * Size of malloc() pool
169 #define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024)
172 #define CONFIG_SPL_FRAMEWORK
173 #define CONFIG_SPL_TEXT_BASE 0x300000
174 #define CONFIG_SPL_MAX_SIZE 0x6000
175 #define CONFIG_SPL_STACK 0x308000
177 #define CONFIG_SPL_BSS_START_ADDR 0x20000000
178 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000
179 #define CONFIG_SYS_SPL_MALLOC_START 0x20080000
180 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000
182 #define CONFIG_SYS_MONITOR_LEN (512 << 10)
184 #define CONFIG_SYS_MASTER_CLOCK 132096000
185 #define CONFIG_SYS_AT91_PLLA 0x20953f03
186 #define CONFIG_SYS_MCKR 0x1301
187 #define CONFIG_SYS_MCKR_CSS 0x1302
189 #ifdef CONFIG_SYS_USE_MMC
190 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
191 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
193 #elif CONFIG_SYS_USE_NANDFLASH
194 #define CONFIG_SPL_NAND_DRIVERS
195 #define CONFIG_SPL_NAND_BASE
196 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x40000
197 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
198 #define CONFIG_SYS_NAND_PAGE_SIZE 0x800
199 #define CONFIG_SYS_NAND_PAGE_COUNT 64
200 #define CONFIG_SYS_NAND_OOBSIZE 64
201 #define CONFIG_SYS_NAND_BLOCK_SIZE 0x20000
202 #define CONFIG_SYS_NAND_BAD_BLOCK_POS 0x0
203 #define CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER
205 #elif CONFIG_SYS_USE_SPIFLASH
206 #define CONFIG_SPL_SPI_LOAD
207 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x8400