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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 | /* LCD */ | |
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 | |
39 | ||
40 | /* | |
41 | * BOOTP options | |
42 | */ | |
43 | #define CONFIG_BOOTP_BOOTFILESIZE | |
44 | #define CONFIG_BOOTP_BOOTPATH | |
45 | #define CONFIG_BOOTP_GATEWAY | |
46 | #define CONFIG_BOOTP_HOSTNAME | |
47 | ||
48 | /* | |
49 | * Command line configuration. | |
50 | */ | |
51 | #define CONFIG_CMD_NAND | |
52 | ||
53 | #define CONFIG_NR_DRAM_BANKS 1 | |
54 | #define CONFIG_SYS_SDRAM_BASE 0x20000000 | |
55 | #define CONFIG_SYS_SDRAM_SIZE 0x08000000 | |
56 | ||
57 | /* | |
58 | * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM, | |
59 | * leaving the correct space for initial global data structure above | |
60 | * that address while providing maximum stack area below. | |
61 | */ | |
62 | # define CONFIG_SYS_INIT_SP_ADDR \ | |
63 | (ATMEL_BASE_SRAM + 16 * 1024 - GENERATED_GBL_DATA_SIZE) | |
64 | ||
65 | /* DataFlash */ | |
66 | #ifdef CONFIG_CMD_SF | |
67 | #define CONFIG_SF_DEFAULT_SPEED 30000000 | |
68 | #endif | |
69 | ||
70 | /* NAND flash */ | |
71 | #ifdef CONFIG_CMD_NAND | |
72 | #define CONFIG_NAND_ATMEL | |
73 | #define CONFIG_SYS_MAX_NAND_DEVICE 1 | |
74 | #define CONFIG_SYS_NAND_BASE 0x40000000 | |
75 | #define CONFIG_SYS_NAND_MASK_ALE (1 << 21) | |
76 | #define CONFIG_SYS_NAND_MASK_CLE (1 << 22) | |
77 | #define CONFIG_SYS_NAND_ENABLE_PIN GPIO_PIN_PD(4) | |
78 | #define CONFIG_SYS_NAND_READY_PIN GPIO_PIN_PD(5) | |
79 | ||
80 | /* PMECC & PMERRLOC */ | |
81 | #define CONFIG_ATMEL_NAND_HWECC | |
82 | #define CONFIG_ATMEL_NAND_HW_PMECC | |
83 | #define CONFIG_PMECC_CAP 2 | |
84 | #define CONFIG_PMECC_SECTOR_SIZE 512 | |
85 | #define CONFIG_PMECC_INDEX_TABLE_OFFSET 0x8000 | |
86 | ||
87 | #define CONFIG_CMD_NAND_TRIMFFS | |
88 | ||
89 | #endif | |
90 | ||
91 | #define CONFIG_MTD_PARTITIONS | |
92 | #define CONFIG_MTD_DEVICE | |
93 | #define MTDIDS_DEFAULT "nand0=atmel_nand" | |
94 | #define MTDPARTS_DEFAULT \ | |
95 | "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \ | |
96 | "256k(env),256k(env_redundant),256k(spare)," \ | |
97 | "512k(dtb),6M(kernel)ro,-(rootfs)" | |
98 | ||
99 | #define CONFIG_EXTRA_ENV_SETTINGS \ | |
100 | "console=console=ttyS0,115200\0" \ | |
101 | "mtdparts="MTDPARTS_DEFAULT"\0" \ | |
102 | "bootargs_nand=rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs rw\0"\ | |
103 | "bootargs_mmc=root=/dev/mmcblk0p2 rw rootfstype=ext4 rootwait\0" | |
104 | ||
105 | /* Ethernet */ | |
106 | #define CONFIG_KS8851_MLL | |
107 | #define CONFIG_KS8851_MLL_BASEADDR 0x30000000 /* use NCS2 */ | |
108 | ||
109 | #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ | |
110 | ||
111 | #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE | |
112 | #define CONFIG_SYS_MEMTEST_END 0x26e00000 | |
113 | ||
114 | /* USB host */ | |
115 | #ifdef CONFIG_CMD_USB | |
116 | #define CONFIG_USB_ATMEL | |
117 | #define CONFIG_USB_ATMEL_CLK_SEL_PLLB | |
118 | #define CONFIG_USB_OHCI_NEW | |
119 | #define CONFIG_SYS_USB_OHCI_CPU_INIT | |
120 | #define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_BASE_OHCI | |
121 | #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9n12" | |
122 | #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 1 | |
123 | #endif | |
124 | ||
125 | #ifdef CONFIG_SYS_USE_SPIFLASH | |
126 | ||
127 | /* bootstrap + u-boot + env + linux in dataflash on CS0 */ | |
128 | #define CONFIG_ENV_OFFSET 0x5000 | |
129 | #define CONFIG_ENV_SIZE 0x3000 | |
130 | #define CONFIG_ENV_SECT_SIZE 0x1000 | |
131 | #define CONFIG_BOOTCOMMAND \ | |
132 | "setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \ | |
133 | "sf probe 0; sf read 0x22000000 0x100000 0x300000; " \ | |
134 | "bootm 0x22000000" | |
135 | ||
136 | #elif defined(CONFIG_SYS_USE_NANDFLASH) | |
137 | ||
138 | /* bootstrap + u-boot + env + linux in nandflash */ | |
139 | #define CONFIG_ENV_OFFSET 0x120000 | |
140 | #define CONFIG_ENV_OFFSET_REDUND 0x100000 | |
141 | #define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */ | |
142 | #define CONFIG_BOOTCOMMAND \ | |
143 | "setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \ | |
144 | "nand read 0x21000000 0x180000 0x080000;" \ | |
145 | "nand read 0x22000000 0x200000 0x400000;" \ | |
146 | "bootm 0x22000000 - 0x21000000" | |
147 | ||
148 | #else /* CONFIG_SYS_USE_MMC */ | |
149 | ||
150 | /* bootstrap + u-boot + env + linux in mmc */ | |
151 | ||
152 | #ifdef CONFIG_ENV_IS_IN_MMC | |
153 | /* Use raw reserved sectors to save environment */ | |
154 | #define CONFIG_ENV_OFFSET 0x2000 | |
155 | #define CONFIG_ENV_SIZE 0x1000 | |
156 | #define CONFIG_SYS_MMC_ENV_DEV 0 | |
157 | #else | |
158 | /* Use file in FAT file to save environment */ | |
159 | #define CONFIG_ENV_SIZE 0x4000 | |
160 | #endif | |
161 | ||
162 | #define CONFIG_BOOTCOMMAND \ | |
163 | "setenv bootargs ${console} ${mtdparts} ${bootargs_mmc};" \ | |
164 | "fatload mmc 0:1 0x21000000 dtb;" \ | |
165 | "fatload mmc 0:1 0x22000000 uImage;" \ | |
166 | "bootm 0x22000000 - 0x21000000" | |
167 | ||
168 | #endif | |
169 | ||
170 | #define CONFIG_SYS_CBSIZE 256 | |
171 | #define CONFIG_SYS_MAXARGS 16 | |
172 | #define CONFIG_SYS_LONGHELP | |
173 | #define CONFIG_CMDLINE_EDITING | |
174 | #define CONFIG_AUTO_COMPLETE | |
175 | ||
176 | /* | |
177 | * Size of malloc() pool | |
178 | */ | |
179 | #define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024) | |
180 | ||
181 | /* SPL */ | |
182 | #define CONFIG_SPL_FRAMEWORK | |
183 | #define CONFIG_SPL_TEXT_BASE 0x300000 | |
184 | #define CONFIG_SPL_MAX_SIZE 0x6000 | |
185 | #define CONFIG_SPL_STACK 0x308000 | |
186 | ||
187 | #define CONFIG_SPL_BSS_START_ADDR 0x20000000 | |
188 | #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 | |
189 | #define CONFIG_SYS_SPL_MALLOC_START 0x20080000 | |
190 | #define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000 | |
191 | ||
192 | #define CONFIG_SYS_MONITOR_LEN (512 << 10) | |
193 | ||
194 | #define CONFIG_SYS_MASTER_CLOCK 132096000 | |
195 | #define CONFIG_SYS_AT91_PLLA 0x20953f03 | |
196 | #define CONFIG_SYS_MCKR 0x1301 | |
197 | #define CONFIG_SYS_MCKR_CSS 0x1302 | |
198 | ||
199 | #ifdef CONFIG_SYS_USE_MMC | |
200 | #define CONFIG_SPL_LDSCRIPT arch/arm/mach-at91/arm926ejs/u-boot-spl.lds | |
201 | #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 | |
202 | #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" | |
203 | ||
204 | #elif CONFIG_SYS_USE_NANDFLASH | |
205 | #define CONFIG_SPL_NAND_DRIVERS | |
206 | #define CONFIG_SPL_NAND_BASE | |
207 | #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x40000 | |
208 | #define CONFIG_SYS_NAND_5_ADDR_CYCLE | |
209 | #define CONFIG_SYS_NAND_PAGE_SIZE 0x800 | |
210 | #define CONFIG_SYS_NAND_PAGE_COUNT 64 | |
211 | #define CONFIG_SYS_NAND_OOBSIZE 64 | |
212 | #define CONFIG_SYS_NAND_BLOCK_SIZE 0x20000 | |
213 | #define CONFIG_SYS_NAND_BAD_BLOCK_POS 0x0 | |
214 | #define CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER | |
215 | ||
216 | #elif CONFIG_SYS_USE_SPIFLASH | |
217 | #define CONFIG_SPL_SPI_LOAD | |
218 | #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x8400 | |
219 | ||
220 | #endif | |
221 | ||
222 | #endif |