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 /* general purpose I/O */
34 #define CONFIG_AT91_GPIO
35 
36 /* serial console */
37 #define CONFIG_ATMEL_USART
38 #define CONFIG_USART_BASE		ATMEL_BASE_DBGU
39 #define CONFIG_USART_ID			ATMEL_ID_SYS
40 #define CONFIG_BAUDRATE			115200
41 
42 /* LCD */
43 #define CONFIG_LCD
44 #define LCD_BPP				LCD_COLOR16
45 #define LCD_OUTPUT_BPP			24
46 #define CONFIG_LCD_LOGO
47 #define CONFIG_LCD_INFO
48 #define CONFIG_LCD_INFO_BELOW_LOGO
49 #define CONFIG_SYS_WHITE_ON_BLACK
50 #define CONFIG_ATMEL_HLCD
51 #define CONFIG_ATMEL_LCD_RGB565
52 #define CONFIG_SYS_CONSOLE_IS_IN_ENV
53 
54 
55 /*
56  * BOOTP options
57  */
58 #define CONFIG_BOOTP_BOOTFILESIZE
59 #define CONFIG_BOOTP_BOOTPATH
60 #define CONFIG_BOOTP_GATEWAY
61 #define CONFIG_BOOTP_HOSTNAME
62 
63 /* NOR flash - no real flash on this board */
64 #define CONFIG_SYS_NO_FLASH
65 
66 /*
67  * Command line configuration.
68  */
69 #define CONFIG_CMD_NAND
70 
71 #define CONFIG_NR_DRAM_BANKS		1
72 #define CONFIG_SYS_SDRAM_BASE		0x20000000
73 #define CONFIG_SYS_SDRAM_SIZE		0x08000000
74 
75 /*
76  * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
77  * leaving the correct space for initial global data structure above
78  * that address while providing maximum stack area below.
79  */
80 # define CONFIG_SYS_INIT_SP_ADDR \
81 	(ATMEL_BASE_SRAM + 0x1000 - GENERATED_GBL_DATA_SIZE)
82 
83 /* DataFlash */
84 #ifdef CONFIG_CMD_SF
85 #define CONFIG_ATMEL_SPI
86 #define CONFIG_SF_DEFAULT_SPEED		30000000
87 #define CONFIG_ENV_SPI_MODE		SPI_MODE_3
88 #define CONFIG_SF_DEFAULT_MODE		SPI_MODE_3
89 #endif
90 
91 /* NAND flash */
92 #ifdef CONFIG_CMD_NAND
93 #define CONFIG_NAND_ATMEL
94 #define CONFIG_SYS_MAX_NAND_DEVICE	1
95 #define CONFIG_SYS_NAND_BASE		0x40000000
96 #define CONFIG_SYS_NAND_MASK_ALE	(1 << 21)
97 #define CONFIG_SYS_NAND_MASK_CLE	(1 << 22)
98 #define CONFIG_SYS_NAND_ENABLE_PIN	GPIO_PIN_PD(4)
99 #define CONFIG_SYS_NAND_READY_PIN	GPIO_PIN_PD(5)
100 
101 /* PMECC & PMERRLOC */
102 #define CONFIG_ATMEL_NAND_HWECC
103 #define CONFIG_ATMEL_NAND_HW_PMECC
104 #define CONFIG_PMECC_CAP		2
105 #define CONFIG_PMECC_SECTOR_SIZE	512
106 #define CONFIG_PMECC_INDEX_TABLE_OFFSET	0x8000
107 
108 #define CONFIG_CMD_NAND_TRIMFFS
109 
110 #endif
111 
112 #define CONFIG_MTD_PARTITIONS
113 #define CONFIG_MTD_DEVICE
114 #define CONFIG_CMD_MTDPARTS
115 #define MTDIDS_DEFAULT			"nand0=atmel_nand"
116 #define MTDPARTS_DEFAULT						\
117 	"mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro,"		\
118 	"256k(env),256k(env_redundant),256k(spare),"			\
119 	"512k(dtb),6M(kernel)ro,-(rootfs)"
120 
121 #define CONFIG_EXTRA_ENV_SETTINGS                                       \
122 	"console=console=ttyS0,115200\0"                                \
123 	"mtdparts="MTDPARTS_DEFAULT"\0"					\
124 	"bootargs_nand=rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs rw\0"\
125 	"bootargs_mmc=root=/dev/mmcblk0p2 rw rootfstype=ext4 rootwait\0"
126 
127 /* MMC */
128 #ifdef CONFIG_CMD_MMC
129 #define CONFIG_MMC
130 #define CONFIG_GENERIC_MMC
131 #define CONFIG_GENERIC_ATMEL_MCI
132 #endif
133 
134 /* FAT */
135 #ifdef CONFIG_CMD_FAT
136 #define CONFIG_DOS_PARTITION
137 #endif
138 
139 /* Ethernet */
140 #define CONFIG_KS8851_MLL
141 #define CONFIG_KS8851_MLL_BASEADDR	0x30000000 /* use NCS2 */
142 
143 #define CONFIG_SYS_LOAD_ADDR		0x22000000 /* load address */
144 
145 #define CONFIG_SYS_MEMTEST_START	CONFIG_SYS_SDRAM_BASE
146 #define CONFIG_SYS_MEMTEST_END		0x26e00000
147 
148 /* USB host */
149 #ifdef CONFIG_CMD_USB
150 #define CONFIG_USB_ATMEL
151 #define CONFIG_USB_ATMEL_CLK_SEL_PLLB
152 #define CONFIG_USB_OHCI_NEW
153 #define CONFIG_SYS_USB_OHCI_CPU_INIT
154 #define CONFIG_SYS_USB_OHCI_REGS_BASE	ATMEL_BASE_OHCI
155 #define CONFIG_SYS_USB_OHCI_SLOT_NAME	"at91sam9n12"
156 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS	1
157 #define CONFIG_USB_STORAGE
158 #endif
159 
160 #ifdef CONFIG_SYS_USE_SPIFLASH
161 
162 /* bootstrap + u-boot + env + linux in dataflash on CS0 */
163 #define CONFIG_ENV_IS_IN_SPI_FLASH
164 #define CONFIG_ENV_OFFSET		0x5000
165 #define CONFIG_ENV_SIZE			0x3000
166 #define CONFIG_ENV_SECT_SIZE		0x1000
167 #define CONFIG_BOOTCOMMAND						\
168 	"setenv bootargs ${console} ${mtdparts} ${bootargs_nand};"	\
169 	"sf probe 0; sf read 0x22000000 0x100000 0x300000; "		\
170 	"bootm 0x22000000"
171 
172 #elif defined(CONFIG_SYS_USE_NANDFLASH)
173 
174 /* bootstrap + u-boot + env + linux in nandflash */
175 #define CONFIG_ENV_IS_IN_NAND
176 #define CONFIG_ENV_OFFSET		0xc0000
177 #define CONFIG_ENV_OFFSET_REDUND	0x100000
178 #define CONFIG_ENV_SIZE			0x20000		/* 1 sector = 128 kB */
179 #define CONFIG_BOOTCOMMAND						\
180 	"setenv bootargs ${console} ${mtdparts} ${bootargs_nand};"	\
181 	"nand read 0x21000000 0x180000 0x080000;"			\
182 	"nand read 0x22000000 0x200000 0x400000;"			\
183 	"bootm 0x22000000 - 0x21000000"
184 
185 #else /* CONFIG_SYS_USE_MMC */
186 
187 /* bootstrap + u-boot + env + linux in mmc */
188 
189 #ifdef CONFIG_ENV_IS_IN_MMC
190 /* Use raw reserved sectors to save environment */
191 #define CONFIG_ENV_OFFSET		0x2000
192 #define CONFIG_ENV_SIZE			0x1000
193 #define CONFIG_SYS_MMC_ENV_DEV		0
194 #else
195 /* Use file in FAT file to save environment */
196 #define CONFIG_ENV_IS_IN_FAT
197 #define CONFIG_FAT_WRITE
198 #define FAT_ENV_INTERFACE		"mmc"
199 #define FAT_ENV_FILE			"uboot.env"
200 #define FAT_ENV_DEVICE_AND_PART		"0"
201 #define CONFIG_ENV_SIZE			0x4000
202 #endif
203 
204 #define CONFIG_BOOTCOMMAND						\
205 	"setenv bootargs ${console} ${mtdparts} ${bootargs_mmc};"	\
206 	"fatload mmc 0:1 0x21000000 dtb;"				\
207 	"fatload mmc 0:1 0x22000000 uImage;"				\
208 	"bootm 0x22000000 - 0x21000000"
209 
210 #endif
211 
212 #define CONFIG_SYS_CBSIZE	256
213 #define CONFIG_SYS_MAXARGS	16
214 #define CONFIG_SYS_LONGHELP
215 #define CONFIG_CMDLINE_EDITING
216 #define CONFIG_AUTO_COMPLETE
217 
218 /*
219  * Size of malloc() pool
220  */
221 #define CONFIG_SYS_MALLOC_LEN	(4 * 1024 * 1024)
222 
223 /* SPL */
224 #define CONFIG_SPL_FRAMEWORK
225 #define CONFIG_SPL_TEXT_BASE		0x300000
226 #define CONFIG_SPL_MAX_SIZE		0x6000
227 #define CONFIG_SPL_STACK		0x308000
228 
229 #define CONFIG_SPL_BSS_START_ADDR	0x20000000
230 #define CONFIG_SPL_BSS_MAX_SIZE		0x80000
231 #define CONFIG_SYS_SPL_MALLOC_START	0x20080000
232 #define CONFIG_SYS_SPL_MALLOC_SIZE	0x80000
233 
234 #define CONFIG_SPL_LIBCOMMON_SUPPORT
235 #define CONFIG_SPL_LIBGENERIC_SUPPORT
236 #define CONFIG_SPL_GPIO_SUPPORT
237 #define CONFIG_SPL_SERIAL_SUPPORT
238 
239 #define CONFIG_SPL_BOARD_INIT
240 #define CONFIG_SYS_MONITOR_LEN		(512 << 10)
241 
242 #define CONFIG_SYS_MASTER_CLOCK		132096000
243 #define CONFIG_SYS_AT91_PLLA		0x20953f03
244 #define CONFIG_SYS_MCKR			0x1301
245 #define CONFIG_SYS_MCKR_CSS		0x1302
246 
247 #ifdef CONFIG_SYS_USE_MMC
248 #define CONFIG_SPL_LDSCRIPT		arch/arm/mach-at91/arm926ejs/u-boot-spl.lds
249 #define CONFIG_SPL_MMC_SUPPORT
250 #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS	0x400
251 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x200
252 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION	1
253 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME		"u-boot.img"
254 #define CONFIG_SPL_FAT_SUPPORT
255 #define CONFIG_SPL_LIBDISK_SUPPORT
256 
257 #elif CONFIG_SYS_USE_NANDFLASH
258 #define CONFIG_SPL_NAND_SUPPORT
259 #define CONFIG_SPL_NAND_DRIVERS
260 #define CONFIG_SPL_NAND_BASE
261 #define CONFIG_SYS_NAND_U_BOOT_OFFS	0x40000
262 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
263 #define CONFIG_SYS_NAND_PAGE_SIZE	0x800
264 #define CONFIG_SYS_NAND_PAGE_COUNT	64
265 #define CONFIG_SYS_NAND_OOBSIZE		64
266 #define CONFIG_SYS_NAND_BLOCK_SIZE	0x20000
267 #define CONFIG_SYS_NAND_BAD_BLOCK_POS	0x0
268 #define CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER
269 
270 #elif CONFIG_SYS_USE_SPIFLASH
271 #define CONFIG_SPL_SPI_SUPPORT
272 #define CONFIG_SPL_SPI_FLASH_SUPPORT
273 #define CONFIG_SPL_SPI_LOAD
274 #define CONFIG_SYS_SPI_U_BOOT_OFFS	0x8400
275 
276 #endif
277 
278 #endif
279