1 /*
2  * (C) Copyright 2013 Atmel Corporation.
3  * Josh Wu <josh.wu@atmel.com>
4  *
5  * Configuation settings for the AT91SAM9N12-EK boards.
6  *
7  * SPDX-License-Identifier:	GPL-2.0+
8  */
9 
10 #ifndef __AT91SAM9N12_CONFIG_H_
11 #define __AT91SAM9N12_CONFIG_H_
12 
13 /*
14  * SoC must be defined first, before hardware.h is included.
15  * In this case SoC is defined in boards.cfg.
16  */
17 #include <asm/hardware.h>
18 
19 #define CONFIG_SYS_TEXT_BASE		0x26f00000
20 
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 */
24 
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
32 
33 #define CONFIG_OF_LIBFDT
34 
35 /* general purpose I/O */
36 #define CONFIG_AT91_GPIO
37 
38 /* serial console */
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
43 
44 /* LCD */
45 #define CONFIG_LCD
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
55 
56 #define CONFIG_BOOTDELAY		3
57 
58 /*
59  * BOOTP options
60  */
61 #define CONFIG_BOOTP_BOOTFILESIZE
62 #define CONFIG_BOOTP_BOOTPATH
63 #define CONFIG_BOOTP_GATEWAY
64 #define CONFIG_BOOTP_HOSTNAME
65 
66 /* NOR flash - no real flash on this board */
67 #define CONFIG_SYS_NO_FLASH
68 
69 /*
70  * Command line configuration.
71  */
72 #define CONFIG_CMD_BOOTZ
73 #define CONFIG_CMD_PING
74 #define CONFIG_CMD_DHCP
75 #define CONFIG_CMD_NAND
76 #define CONFIG_CMD_SF
77 #define CONFIG_CMD_MMC
78 #define CONFIG_CMD_FAT
79 #define CONFIG_CMD_USB
80 
81 #define CONFIG_NR_DRAM_BANKS		1
82 #define CONFIG_SYS_SDRAM_BASE		0x20000000
83 #define CONFIG_SYS_SDRAM_SIZE		0x08000000
84 
85 /*
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.
89  */
90 # define CONFIG_SYS_INIT_SP_ADDR \
91 	(ATMEL_BASE_SRAM + 0x1000 - GENERATED_GBL_DATA_SIZE)
92 
93 /* DataFlash */
94 #ifdef CONFIG_CMD_SF
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
100 #endif
101 
102 /* NAND flash */
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)
111 
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
118 
119 #define CONFIG_CMD_NAND_TRIMFFS
120 
121 #endif
122 
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)"
131 
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"
137 
138 /* MMC */
139 #ifdef CONFIG_CMD_MMC
140 #define CONFIG_MMC
141 #define CONFIG_GENERIC_MMC
142 #define CONFIG_GENERIC_ATMEL_MCI
143 #endif
144 
145 /* FAT */
146 #ifdef CONFIG_CMD_FAT
147 #define CONFIG_DOS_PARTITION
148 #endif
149 
150 /* Ethernet */
151 #define CONFIG_KS8851_MLL
152 #define CONFIG_KS8851_MLL_BASEADDR	0x30000000 /* use NCS2 */
153 
154 #define CONFIG_SYS_LOAD_ADDR		0x22000000 /* load address */
155 
156 #define CONFIG_SYS_MEMTEST_START	CONFIG_SYS_SDRAM_BASE
157 #define CONFIG_SYS_MEMTEST_END		0x26e00000
158 
159 /* USB host */
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
169 #endif
170 
171 #ifdef CONFIG_SYS_USE_SPIFLASH
172 
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; "		\
181 	"bootm 0x22000000"
182 
183 #elif defined(CONFIG_SYS_USE_NANDFLASH)
184 
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"
195 
196 #else /* CONFIG_SYS_USE_MMC */
197 
198 /* bootstrap + u-boot + env + linux in mmc */
199 
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
205 #else
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
213 #endif
214 
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"
220 
221 #endif
222 
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
229 
230 /*
231  * Size of malloc() pool
232  */
233 #define CONFIG_SYS_MALLOC_LEN	(4 * 1024 * 1024)
234 
235 /* SPL */
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
240 
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
245 
246 #define CONFIG_SPL_LIBCOMMON_SUPPORT
247 #define CONFIG_SPL_LIBGENERIC_SUPPORT
248 #define CONFIG_SPL_GPIO_SUPPORT
249 #define CONFIG_SPL_SERIAL_SUPPORT
250 
251 #define CONFIG_SPL_BOARD_INIT
252 #define CONFIG_SYS_MONITOR_LEN		(512 << 10)
253 
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
258 
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
268 
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
281 
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
287 
288 #endif
289 
290 #endif
291