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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 | ||
31 | /* general purpose I/O */ | |
32 | #define CONFIG_AT91_GPIO | |
33 | ||
34 | /* serial console */ | |
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 | |
39 | ||
40 | /* LCD */ | |
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 | |
49 | ||
50 | ||
51 | /* | |
52 | * BOOTP options | |
53 | */ | |
54 | #define CONFIG_BOOTP_BOOTFILESIZE | |
55 | #define CONFIG_BOOTP_BOOTPATH | |
56 | #define CONFIG_BOOTP_GATEWAY | |
57 | #define CONFIG_BOOTP_HOSTNAME | |
58 | ||
59 | /* | |
60 | * Command line configuration. | |
61 | */ | |
62 | #define CONFIG_CMD_NAND | |
63 | ||
64 | #define CONFIG_NR_DRAM_BANKS 1 | |
65 | #define CONFIG_SYS_SDRAM_BASE 0x20000000 | |
66 | #define CONFIG_SYS_SDRAM_SIZE 0x08000000 | |
67 | ||
68 | /* | |
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. | |
72 | */ | |
73 | # define CONFIG_SYS_INIT_SP_ADDR \ | |
74 | (ATMEL_BASE_SRAM + 0x1000 - GENERATED_GBL_DATA_SIZE) | |
75 | ||
76 | /* DataFlash */ | |
77 | #ifdef CONFIG_CMD_SF | |
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 | |
82 | #endif | |
83 | ||
84 | /* NAND flash */ | |
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) | |
93 | ||
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 | |
100 | ||
101 | #define CONFIG_CMD_NAND_TRIMFFS | |
102 | ||
103 | #endif | |
104 | ||
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)" | |
113 | ||
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" | |
119 | ||
120 | /* MMC */ | |
121 | #ifdef CONFIG_CMD_MMC | |
122 | #define CONFIG_GENERIC_ATMEL_MCI | |
123 | #endif | |
124 | ||
125 | /* Ethernet */ | |
126 | #define CONFIG_KS8851_MLL | |
127 | #define CONFIG_KS8851_MLL_BASEADDR 0x30000000 /* use NCS2 */ | |
128 | ||
129 | #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ | |
130 | ||
131 | #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE | |
132 | #define CONFIG_SYS_MEMTEST_END 0x26e00000 | |
133 | ||
134 | /* USB host */ | |
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 | |
143 | #endif | |
144 | ||
145 | #ifdef CONFIG_SYS_USE_SPIFLASH | |
146 | ||
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; " \ | |
155 | "bootm 0x22000000" | |
156 | ||
157 | #elif defined(CONFIG_SYS_USE_NANDFLASH) | |
158 | ||
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" | |
169 | ||
170 | #else /* CONFIG_SYS_USE_MMC */ | |
171 | ||
172 | /* bootstrap + u-boot + env + linux in mmc */ | |
173 | ||
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 | |
179 | #else | |
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 | |
187 | #endif | |
188 | ||
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" | |
194 | ||
195 | #endif | |
196 | ||
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 | |
202 | ||
203 | /* | |
204 | * Size of malloc() pool | |
205 | */ | |
206 | #define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024) | |
207 | ||
208 | /* SPL */ | |
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 | |
213 | ||
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 | |
218 | ||
219 | #define CONFIG_SPL_BOARD_INIT | |
220 | #define CONFIG_SYS_MONITOR_LEN (512 << 10) | |
221 | ||
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 | |
226 | ||
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" | |
231 | ||
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 | |
243 | ||
244 | #elif CONFIG_SYS_USE_SPIFLASH | |
245 | #define CONFIG_SPL_SPI_LOAD | |
246 | #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x8400 | |
247 | ||
248 | #endif | |
249 | ||
250 | #endif |