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83d290c5 | 1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
9e336903 WJ |
2 | /* |
3 | * (C) Copyright 2013 Atmel Corporation. | |
4 | * Josh Wu <[email protected]> | |
5 | * | |
6 | * Configuation settings for the AT91SAM9N12-EK boards. | |
9e336903 WJ |
7 | */ |
8 | ||
9 | #ifndef __AT91SAM9N12_CONFIG_H_ | |
10 | #define __AT91SAM9N12_CONFIG_H_ | |
11 | ||
9e336903 WJ |
12 | /* ARM asynchronous clock */ |
13 | #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */ | |
14 | #define CONFIG_SYS_AT91_MAIN_CLOCK 16000000 /* main clock xtal */ | |
9e336903 WJ |
15 | |
16 | /* Misc CPU related */ | |
9e336903 | 17 | |
9e336903 | 18 | /* LCD */ |
9e336903 WJ |
19 | #define LCD_BPP LCD_COLOR16 |
20 | #define LCD_OUTPUT_BPP 24 | |
21 | #define CONFIG_LCD_LOGO | |
22 | #define CONFIG_LCD_INFO | |
23 | #define CONFIG_LCD_INFO_BELOW_LOGO | |
9e336903 | 24 | #define CONFIG_ATMEL_LCD_RGB565 |
9e336903 | 25 | |
9e336903 WJ |
26 | /* |
27 | * BOOTP options | |
28 | */ | |
29 | #define CONFIG_BOOTP_BOOTFILESIZE | |
9e336903 | 30 | |
9e336903 WJ |
31 | #define CONFIG_SYS_SDRAM_BASE 0x20000000 |
32 | #define CONFIG_SYS_SDRAM_SIZE 0x08000000 | |
33 | ||
34 | /* | |
35 | * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM, | |
36 | * leaving the correct space for initial global data structure above | |
37 | * that address while providing maximum stack area below. | |
38 | */ | |
39 | # define CONFIG_SYS_INIT_SP_ADDR \ | |
e61ed48f | 40 | (0x00300000 + 16 * 1024 - GENERATED_GBL_DATA_SIZE) |
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41 | |
42 | /* DataFlash */ | |
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43 | |
44 | /* NAND flash */ | |
45 | #ifdef CONFIG_CMD_NAND | |
9e336903 WJ |
46 | #define CONFIG_SYS_MAX_NAND_DEVICE 1 |
47 | #define CONFIG_SYS_NAND_BASE 0x40000000 | |
48 | #define CONFIG_SYS_NAND_MASK_ALE (1 << 21) | |
49 | #define CONFIG_SYS_NAND_MASK_CLE (1 << 22) | |
ac45bb16 AB |
50 | #define CONFIG_SYS_NAND_ENABLE_PIN GPIO_PIN_PD(4) |
51 | #define CONFIG_SYS_NAND_READY_PIN GPIO_PIN_PD(5) | |
8f1a80e9 | 52 | #endif |
9e336903 | 53 | |
9e336903 WJ |
54 | #define CONFIG_EXTRA_ENV_SETTINGS \ |
55 | "console=console=ttyS0,115200\0" \ | |
43ede0bc | 56 | "mtdparts="CONFIG_MTDPARTS_DEFAULT"\0" \ |
9e336903 WJ |
57 | "bootargs_nand=rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs rw\0"\ |
58 | "bootargs_mmc=root=/dev/mmcblk0p2 rw rootfstype=ext4 rootwait\0" | |
59 | ||
d9bef0ad BS |
60 | /* USB host */ |
61 | #ifdef CONFIG_CMD_USB | |
62 | #define CONFIG_USB_ATMEL | |
dcd2f1a0 | 63 | #define CONFIG_USB_ATMEL_CLK_SEL_PLLB |
d9bef0ad BS |
64 | #define CONFIG_USB_OHCI_NEW |
65 | #define CONFIG_SYS_USB_OHCI_CPU_INIT | |
66 | #define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_BASE_OHCI | |
67 | #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9n12" | |
68 | #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 1 | |
d9bef0ad BS |
69 | #endif |
70 | ||
5541543f | 71 | #ifdef CONFIG_SPI_BOOT |
9e336903 WJ |
72 | |
73 | /* bootstrap + u-boot + env + linux in dataflash on CS0 */ | |
9e336903 WJ |
74 | #define CONFIG_BOOTCOMMAND \ |
75 | "setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \ | |
76 | "sf probe 0; sf read 0x22000000 0x100000 0x300000; " \ | |
77 | "bootm 0x22000000" | |
78 | ||
5541543f | 79 | #elif defined(CONFIG_NAND_BOOT) |
9e336903 WJ |
80 | |
81 | /* bootstrap + u-boot + env + linux in nandflash */ | |
9e336903 WJ |
82 | #define CONFIG_BOOTCOMMAND \ |
83 | "setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \ | |
84 | "nand read 0x21000000 0x180000 0x080000;" \ | |
85 | "nand read 0x22000000 0x200000 0x400000;" \ | |
86 | "bootm 0x22000000 - 0x21000000" | |
87 | ||
5541543f | 88 | #else /* CONFIG_SD_BOOT */ |
9e336903 | 89 | |
9e336903 WJ |
90 | #define CONFIG_BOOTCOMMAND \ |
91 | "setenv bootargs ${console} ${mtdparts} ${bootargs_mmc};" \ | |
92 | "fatload mmc 0:1 0x21000000 dtb;" \ | |
93 | "fatload mmc 0:1 0x22000000 uImage;" \ | |
94 | "bootm 0x22000000 - 0x21000000" | |
95 | ||
96 | #endif | |
97 | ||
ff255e83 | 98 | /* SPL */ |
ff255e83 BS |
99 | #define CONFIG_SPL_MAX_SIZE 0x6000 |
100 | #define CONFIG_SPL_STACK 0x308000 | |
101 | ||
102 | #define CONFIG_SPL_BSS_START_ADDR 0x20000000 | |
103 | #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 | |
104 | #define CONFIG_SYS_SPL_MALLOC_START 0x20080000 | |
105 | #define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000 | |
106 | ||
ff255e83 BS |
107 | #define CONFIG_SYS_MONITOR_LEN (512 << 10) |
108 | ||
109 | #define CONFIG_SYS_MASTER_CLOCK 132096000 | |
110 | #define CONFIG_SYS_AT91_PLLA 0x20953f03 | |
111 | #define CONFIG_SYS_MCKR 0x1301 | |
112 | #define CONFIG_SYS_MCKR_CSS 0x1302 | |
113 | ||
5541543f | 114 | #ifdef CONFIG_SD_BOOT |
ff255e83 | 115 | #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" |
5541543f | 116 | #endif |
ff255e83 | 117 | |
9e336903 | 118 | #endif |