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0f8bc283 HS |
1 | /* |
2 | * Common board functions for Siemens TAURUS (AT91SAM9G20) based boards | |
3 | * (C) Copyright 2013 Siemens AG | |
4 | * | |
5 | * Based on: | |
6 | * U-Boot file: include/configs/at91sam9260ek.h | |
7 | * | |
8 | * (C) Copyright 2007-2008 | |
9 | * Stelian Pop <[email protected]> | |
10 | * Lead Tech Design <www.leadtechdesign.com> | |
11 | * | |
12 | * SPDX-License-Identifier: GPL-2.0+ | |
13 | */ | |
14 | ||
15 | #ifndef __CONFIG_H | |
16 | #define __CONFIG_H | |
17 | ||
18 | /* | |
19 | * SoC must be defined first, before hardware.h is included. | |
20 | * In this case SoC is defined in boards.cfg. | |
21 | */ | |
22 | #include <asm/hardware.h> | |
23 | ||
24 | #define MACH_TYPE_TAURUS 2067 | |
25 | #define MACH_TYPE_AXM 2068 | |
26 | ||
d0b37230 HS |
27 | #define CONFIG_SYS_GENERIC_BOARD |
28 | ||
0f8bc283 HS |
29 | /* |
30 | * Warning: changing CONFIG_SYS_TEXT_BASE requires | |
31 | * adapting the initial boot program. | |
32 | * Since the linker has to swallow that define, we must use a pure | |
33 | * hex number here! | |
34 | */ | |
35 | ||
36 | ||
37 | #define CONFIG_SYS_TEXT_BASE 0x23f00000 | |
38 | ||
39 | /* ARM asynchronous clock */ | |
40 | #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */ | |
41 | #define CONFIG_SYS_AT91_MAIN_CLOCK 18432000 /* main clock xtal */ | |
0f8bc283 HS |
42 | |
43 | /* Misc CPU related */ | |
44 | #define CONFIG_ARCH_CPU_INIT | |
45 | #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ | |
46 | #define CONFIG_SETUP_MEMORY_TAGS | |
47 | #define CONFIG_INITRD_TAG | |
48 | #define CONFIG_SKIP_LOWLEVEL_INIT | |
49 | #define CONFIG_BOARD_EARLY_INIT_F | |
50 | #define CONFIG_DISPLAY_CPUINFO | |
51 | ||
52 | #define CONFIG_CMD_BOOTZ | |
53 | #define CONFIG_OF_LIBFDT | |
54 | ||
55 | /* general purpose I/O */ | |
56 | #define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */ | |
57 | #define CONFIG_AT91_GPIO | |
58 | #define CONFIG_AT91_GPIO_PULLUP 1 /* keep pullups on peripheral pins */ | |
59 | ||
60 | /* serial console */ | |
61 | #define CONFIG_ATMEL_USART | |
62 | #define CONFIG_USART_BASE ATMEL_BASE_DBGU | |
63 | #define CONFIG_USART_ID ATMEL_ID_SYS | |
64 | #define CONFIG_BAUDRATE 115200 | |
65 | ||
66 | #define CONFIG_BOOTDELAY 3 | |
67 | ||
68 | /* | |
69 | * Command line configuration. | |
70 | */ | |
71 | #include <config_cmd_default.h> | |
72 | #undef CONFIG_CMD_BDI | |
73 | #undef CONFIG_CMD_FPGA | |
74 | #undef CONFIG_CMD_IMI | |
75 | #undef CONFIG_CMD_IMLS | |
76 | #undef CONFIG_CMD_LOADS | |
77 | #undef CONFIG_CMD_SOURCE | |
78 | ||
79 | #define CONFIG_CMD_PING | |
80 | #define CONFIG_CMD_DHCP | |
81 | #define CONFIG_CMD_NAND | |
82 | ||
83 | /* | |
84 | * SDRAM: 1 bank, min 32, max 128 MB | |
85 | * Initialized before u-boot gets started. | |
86 | */ | |
87 | #define CONFIG_NR_DRAM_BANKS 1 | |
88 | #define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1 | |
89 | #define CONFIG_SYS_SDRAM_SIZE (128 * 1024 * 1024) | |
90 | ||
91 | /* | |
92 | * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM, | |
93 | * leaving the correct space for initial global data structure above | |
94 | * that address while providing maximum stack area below. | |
95 | */ | |
96 | # define CONFIG_SYS_INIT_SP_ADDR \ | |
97 | (ATMEL_BASE_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE) | |
98 | ||
99 | /* NAND flash */ | |
100 | #ifdef CONFIG_CMD_NAND | |
101 | #define CONFIG_NAND_ATMEL | |
102 | #define CONFIG_SYS_MAX_NAND_DEVICE 1 | |
103 | #define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3 | |
104 | #define CONFIG_SYS_NAND_DBW_8 | |
105 | #define CONFIG_SYS_NAND_MASK_ALE (1 << 21) | |
106 | #define CONFIG_SYS_NAND_MASK_CLE (1 << 22) | |
107 | #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14 | |
108 | #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC13 | |
109 | #endif | |
110 | ||
111 | /* NOR flash - no real flash on this board */ | |
112 | #define CONFIG_SYS_NO_FLASH 1 | |
113 | ||
114 | /* Ethernet */ | |
115 | #define CONFIG_MACB | |
116 | #define CONFIG_RMII | |
117 | #define CONFIG_AT91_WANTS_COMMON_PHY | |
118 | ||
119 | /* USB */ | |
120 | #if defined(CONFIG_BOARD_TAURUS) | |
121 | #define CONFIG_USB_ATMEL | |
122 | #define CONFIG_USB_OHCI_NEW | |
123 | #define CONFIG_SYS_USB_OHCI_CPU_INIT | |
124 | #define CONFIG_SYS_USB_OHCI_REGS_BASE 0x00500000 | |
125 | #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9260" | |
126 | #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2 | |
127 | #define CONFIG_USB_STORAGE | |
128 | #endif | |
129 | ||
50921cdc HS |
130 | /* SPI EEPROM */ |
131 | #define CONFIG_SPI | |
132 | #define CONFIG_CMD_SPI | |
133 | #define CONFIG_CMD_SF | |
134 | #define CONFIG_SPI_FLASH | |
135 | #define CONFIG_ATMEL_SPI | |
136 | #define CONFIG_SPI_FLASH_STMICRO | |
137 | #define TAURUS_SPI_MASK (1 << 4) | |
138 | #define TAURUS_SPI_CS_PIN AT91_PIN_PA3 | |
139 | ||
0f8bc283 HS |
140 | /* load address */ |
141 | #define CONFIG_SYS_LOAD_ADDR 0x22000000 | |
142 | ||
143 | /* bootstrap in spi flash , u-boot + env + linux in nandflash */ | |
144 | #define CONFIG_ENV_IS_IN_NAND | |
145 | #define CONFIG_ENV_OFFSET 0x100000 | |
146 | #define CONFIG_ENV_OFFSET_REDUND 0x180000 | |
147 | #define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */ | |
148 | #define CONFIG_BOOTCOMMAND "nand read 0x22000000 0x200000 0x300000; bootm" | |
149 | #define CONFIG_BOOTARGS \ | |
150 | "console=ttyS0,115200 earlyprintk " \ | |
151 | "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \ | |
152 | "256k(env),256k(env_redundant),256k(spare)," \ | |
153 | "512k(dtb),6M(kernel)ro,-(rootfs) " \ | |
154 | "root=/dev/mtdblock7 rw rootfstype=jffs2" | |
155 | ||
156 | #define CONFIG_SYS_PROMPT "U-Boot> " | |
157 | #define CONFIG_SYS_CBSIZE 256 | |
158 | #define CONFIG_SYS_MAXARGS 16 | |
159 | #define CONFIG_SYS_PBSIZE \ | |
160 | (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) | |
161 | #define CONFIG_SYS_LONGHELP | |
162 | #define CONFIG_CMDLINE_EDITING | |
163 | #define CONFIG_AUTO_COMPLETE | |
164 | ||
165 | /* | |
166 | * Size of malloc() pool | |
167 | */ | |
168 | #define CONFIG_SYS_MALLOC_LEN \ | |
169 | ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000) | |
170 | ||
171 | #endif |