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33b1d3f4 DG |
1 | /* |
2 | * (C) Copyright 2007-2008 | |
c9e798d3 | 3 | * Stelian Pop <stelian@popies.net> |
33b1d3f4 DG |
4 | * Lead Tech Design <www.leadtechdesign.com> |
5 | * | |
83bf0057 | 6 | * (C) Copyright 2009-2015 |
33b1d3f4 DG |
7 | * Daniel Gorsulowski <daniel.gorsulowski@esd.eu> |
8 | * esd electronic system design gmbh <www.esd.eu> | |
9 | * | |
10 | * Configuation settings for the esd MEESC board. | |
11 | * | |
1a459660 | 12 | * SPDX-License-Identifier: GPL-2.0+ |
33b1d3f4 DG |
13 | */ |
14 | ||
15 | #ifndef __CONFIG_H | |
16 | #define __CONFIG_H | |
17 | ||
0cb77bfa MF |
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 | /* | |
25 | * Warning: changing CONFIG_SYS_TEXT_BASE requires | |
26 | * adapting the initial boot program. | |
27 | * Since the linker has to swallow that define, we must use a pure | |
28 | * hex number here! | |
29 | */ | |
83bf0057 | 30 | #define CONFIG_SYS_TEXT_BASE 0x21F00000 |
0cb77bfa MF |
31 | |
32 | /* ARM asynchronous clock */ | |
33 | #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* 32.768 kHz crystal */ | |
9f07dede | 34 | #define CONFIG_SYS_AT91_MAIN_CLOCK 16000000/* 16.0 MHz crystal */ |
33b1d3f4 | 35 | |
0cb77bfa | 36 | /* Misc CPU related */ |
33b1d3f4 | 37 | #define CONFIG_SKIP_LOWLEVEL_INIT |
0cb77bfa | 38 | #define CONFIG_ARCH_CPU_INIT |
0cb77bfa MF |
39 | #define CONFIG_SETUP_MEMORY_TAGS |
40 | #define CONFIG_INITRD_TAG | |
41 | #define CONFIG_SERIAL_TAG | |
42 | #define CONFIG_REVISION_TAG | |
43 | #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ | |
a3f3897b | 44 | #define CONFIG_MISC_INIT_R /* Call misc_init_r */ |
33b1d3f4 | 45 | |
0cb77bfa | 46 | #define CONFIG_PREBOOT /* enable preboot variable */ |
33b1d3f4 DG |
47 | |
48 | /* | |
49 | * Hardware drivers | |
50 | */ | |
51 | ||
0cb77bfa MF |
52 | /* general purpose I/O */ |
53 | #define CONFIG_AT91_GPIO | |
54 | ||
33b1d3f4 | 55 | /* Console output */ |
0cb77bfa MF |
56 | #define CONFIG_ATMEL_USART |
57 | #define CONFIG_USART_BASE ATMEL_BASE_DBGU | |
58 | #define CONFIG_USART_ID ATMEL_ID_SYS | |
59 | #define CONFIG_BAUDRATE 115200 | |
33b1d3f4 | 60 | |
33b1d3f4 DG |
61 | /* |
62 | * BOOTP options | |
63 | */ | |
0cb77bfa MF |
64 | #define CONFIG_BOOTP_BOOTFILESIZE |
65 | #define CONFIG_BOOTP_BOOTPATH | |
66 | #define CONFIG_BOOTP_GATEWAY | |
67 | #define CONFIG_BOOTP_HOSTNAME | |
33b1d3f4 DG |
68 | |
69 | /* | |
70 | * Command line configuration. | |
71 | */ | |
83bf0057 | 72 | |
83bf0057 | 73 | #ifdef CONFIG_SYS_USE_NANDFLASH |
0cb77bfa | 74 | #define CONFIG_CMD_NAND |
83bf0057 | 75 | #endif |
33b1d3f4 DG |
76 | |
77 | /* LED */ | |
0cb77bfa | 78 | #define CONFIG_AT91_LED |
33b1d3f4 | 79 | |
0cb77bfa MF |
80 | /* |
81 | * SDRAM: 1 bank, min 32, max 128 MB | |
82 | * Initialized before u-boot gets started. | |
83 | */ | |
83bf0057 DG |
84 | #define PHYS_SDRAM ATMEL_BASE_CS1 /* 0x20000000 */ |
85 | #define PHYS_SDRAM_SIZE 0x02000000 /* 32 MByte */ | |
86 | ||
0cb77bfa | 87 | #define CONFIG_NR_DRAM_BANKS 1 |
83bf0057 DG |
88 | #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM |
89 | #define CONFIG_SYS_SDRAM_SIZE PHYS_SDRAM_SIZE | |
0cb77bfa MF |
90 | |
91 | #define CONFIG_SYS_MEMTEST_START (CONFIG_SYS_SDRAM_BASE + 0x00100000) | |
92 | #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_SDRAM_BASE + 0x01E00000) | |
93 | #define CONFIG_SYS_LOAD_ADDR (CONFIG_SYS_SDRAM_BASE + 0x00100000) | |
94 | ||
95 | /* | |
96 | * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM, | |
97 | * leaving the correct space for initial global data structure above | |
98 | * that address while providing maximum stack area below. | |
99 | */ | |
100 | #define CONFIG_SYS_INIT_SP_ADDR \ | |
101 | (ATMEL_BASE_SRAM0 + 0x1000 - GENERATED_GBL_DATA_SIZE) | |
33b1d3f4 DG |
102 | |
103 | /* DataFlash */ | |
0cb77bfa MF |
104 | #ifdef CONFIG_SYS_USE_DATAFLASH |
105 | # define CONFIG_ATMEL_DATAFLASH_SPI | |
106 | # define CONFIG_HAS_DATAFLASH | |
0cb77bfa MF |
107 | # define CONFIG_SYS_MAX_DATAFLASH_BANKS 1 |
108 | # define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */ | |
109 | # define AT91_SPI_CLK 15000000 | |
110 | # define DATAFLASH_TCSS (0x1a << 16) | |
111 | # define DATAFLASH_TCHS (0x1 << 24) | |
112 | #endif | |
33b1d3f4 DG |
113 | |
114 | /* NOR flash is not populated, disable it */ | |
0cb77bfa | 115 | #define CONFIG_SYS_NO_FLASH |
33b1d3f4 DG |
116 | |
117 | /* NAND flash */ | |
118 | #ifdef CONFIG_CMD_NAND | |
0cb77bfa MF |
119 | # define CONFIG_NAND_ATMEL |
120 | # define CONFIG_SYS_MAX_NAND_DEVICE 1 | |
83bf0057 | 121 | # define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3 /* 0x40000000 */ |
0cb77bfa MF |
122 | # define CONFIG_SYS_NAND_DBW_8 |
123 | # define CONFIG_SYS_NAND_MASK_ALE (1 << 21) | |
124 | # define CONFIG_SYS_NAND_MASK_CLE (1 << 22) | |
ac45bb16 AB |
125 | # define CONFIG_SYS_NAND_ENABLE_PIN GPIO_PIN_PD(15) |
126 | # define CONFIG_SYS_NAND_READY_PIN GPIO_PIN_PA(22) | |
33b1d3f4 DG |
127 | #endif |
128 | ||
129 | /* Ethernet */ | |
0cb77bfa MF |
130 | #define CONFIG_MACB |
131 | #define CONFIG_RMII | |
33b1d3f4 DG |
132 | #define CONFIG_NET_RETRY_COUNT 20 |
133 | #undef CONFIG_RESET_PHY_R | |
134 | ||
a380279b | 135 | /* hw-controller addresses */ |
0cb77bfa MF |
136 | #define CONFIG_ET1100_BASE 0x70000000 |
137 | ||
138 | #ifdef CONFIG_SYS_USE_DATAFLASH | |
a380279b DG |
139 | |
140 | /* bootstrap + u-boot + env in dataflash on CS0 */ | |
0cb77bfa MF |
141 | # define CONFIG_ENV_IS_IN_DATAFLASH |
142 | # define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + \ | |
33b1d3f4 | 143 | 0x8400) |
0cb77bfa MF |
144 | # define CONFIG_ENV_OFFSET 0x4200 |
145 | # define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + \ | |
33b1d3f4 | 146 | CONFIG_ENV_OFFSET) |
0cb77bfa | 147 | # define CONFIG_ENV_SIZE 0x4200 |
33b1d3f4 | 148 | |
0cb77bfa MF |
149 | #elif CONFIG_SYS_USE_NANDFLASH |
150 | ||
151 | /* bootstrap + u-boot + env + linux in nandflash */ | |
152 | # define CONFIG_ENV_IS_IN_NAND 1 | |
153 | # define CONFIG_ENV_OFFSET 0xC0000 | |
154 | # define CONFIG_ENV_SIZE 0x20000 | |
155 | ||
156 | #endif | |
33b1d3f4 | 157 | |
0cb77bfa | 158 | #define CONFIG_SYS_CBSIZE 512 |
33b1d3f4 DG |
159 | #define CONFIG_SYS_MAXARGS 16 |
160 | #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ | |
161 | sizeof(CONFIG_SYS_PROMPT) + 16) | |
0cb77bfa MF |
162 | #define CONFIG_SYS_LONGHELP |
163 | #define CONFIG_CMDLINE_EDITING | |
83bf0057 | 164 | #define CONFIG_AUTO_COMPLETE |
33b1d3f4 DG |
165 | |
166 | /* | |
167 | * Size of malloc() pool | |
168 | */ | |
a380279b DG |
169 | #define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + \ |
170 | 128*1024, 0x1000) | |
33b1d3f4 | 171 | |
33b1d3f4 | 172 | #endif |