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1/*
2 * Common board functions for siemens AT91SAM9G45 based boards
3 * (C) Copyright 2013 Siemens AG
4 *
5 * Based on:
6 * U-Boot file: include/configs/at91sam9m10g45ek.h
7 * (C) Copyright 2007-2008
8 * Stelian Pop <stelian@popies.net>
9 * Lead Tech Design <www.leadtechdesign.com>
10 *
11 * SPDX-License-Identifier: GPL-2.0+
12 */
13
14#ifndef __CONFIG_H
15#define __CONFIG_H
16
17#include <asm/hardware.h>
fd45a0d1 18#include <linux/sizes.h>
b89ac72a 19
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20/*
21 * Warning: changing CONFIG_SYS_TEXT_BASE requires
22 * adapting the initial boot program.
23 * Since the linker has to swallow that define, we must use a pure
24 * hex number here!
25 */
26
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27#define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */
28
29/* ARM asynchronous clock */
30#define CONFIG_SYS_AT91_SLOW_CLOCK 32768
31#define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* from 12 MHz crystal */
b89ac72a 32
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33#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
34#define CONFIG_SETUP_MEMORY_TAGS
35#define CONFIG_INITRD_TAG
289f979c 36#define CONFIG_SKIP_LOWLEVEL_INIT_ONLY
b89ac72a 37
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38/* general purpose I/O */
39#define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */
40#define CONFIG_AT91_GPIO
41#define CONFIG_AT91_GPIO_PULLUP 1 /* keep pullups on peripheral pins */
42
43/* serial console */
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44#define CONFIG_USART_BASE ATMEL_BASE_DBGU
45#define CONFIG_USART_ID ATMEL_ID_SYS
46
47/* LED */
48#define CONFIG_AT91_LED
49#define CONFIG_RED_LED AT91_PIN_PD31 /* this is the user1 led */
50#define CONFIG_GREEN_LED AT91_PIN_PD0 /* this is the user2 led */
51
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52
53/*
54 * BOOTP options
55 */
56#define CONFIG_BOOTP_BOOTFILESIZE
b89ac72a 57
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58/* SDRAM */
59#define CONFIG_NR_DRAM_BANKS 1
60#define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS6
61#define CONFIG_SYS_SDRAM_SIZE 0x08000000
62
63#define CONFIG_SYS_INIT_SP_ADDR \
72fa5893 64 (CONFIG_SYS_SDRAM_BASE + SZ_32K - GENERATED_GBL_DATA_SIZE)
b89ac72a 65
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66/* NAND flash */
67#ifdef CONFIG_CMD_NAND
68#define CONFIG_NAND_ATMEL
69#define CONFIG_SYS_MAX_NAND_DEVICE 1
70#define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3
71#define CONFIG_SYS_NAND_DBW_8
72/* our ALE is AD21 */
73#define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
74/* our CLE is AD22 */
75#define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
76#define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14
a5f8ccae 77#define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC8
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78#endif
79
80/* Ethernet */
81#define CONFIG_MACB
82#define CONFIG_RMII
83#define CONFIG_NET_RETRY_COUNT 20
84#define CONFIG_AT91_WANTS_COMMON_PHY
85
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86#define CONFIG_MTD_DEVICE
87#define CONFIG_MTD_PARTITIONS
88
e11793bc 89/* DFU class support */
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90#define CONFIG_SYS_DFU_DATA_BUF_SIZE (SZ_1M)
91#define DFU_MANIFEST_POLL_TIMEOUT 25000
92
e11793bc 93#define CONFIG_SYS_LOAD_ADDR ATMEL_BASE_CS6
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94
95/* bootstrap + u-boot + env in nandflash */
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96#define CONFIG_ENV_OFFSET 0x100000
97#define CONFIG_ENV_OFFSET_REDUND 0x180000
fd45a0d1 98#define CONFIG_ENV_SIZE SZ_128K
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99
100#define CONFIG_BOOTCOMMAND \
101 "nand read 0x70000000 0x200000 0x300000;" \
102 "bootm 0x70000000"
b89ac72a 103
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104/*
105 * Size of malloc() pool
106 */
107#define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + \
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108 SZ_4M, 0x1000)
109
5b15fd98 110/* Defines for SPL */
5b15fd98 111#define CONFIG_SPL_TEXT_BASE 0x300000
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112#define CONFIG_SPL_MAX_SIZE (12 * SZ_1K)
113#define CONFIG_SPL_STACK (SZ_16K)
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114
115#define CONFIG_SPL_BSS_START_ADDR CONFIG_SPL_MAX_SIZE
fd45a0d1 116#define CONFIG_SPL_BSS_MAX_SIZE (SZ_2K)
5b15fd98 117
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118#define CONFIG_SPL_NAND_DRIVERS
119#define CONFIG_SPL_NAND_BASE
120#define CONFIG_SPL_NAND_ECC
121#define CONFIG_SPL_NAND_RAW_ONLY
122#define CONFIG_SPL_NAND_SOFTECC
123#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x20000
124#define CONFIG_SYS_NAND_U_BOOT_SIZE 0x80000
125#define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
126#define CONFIG_SYS_NAND_U_BOOT_DST CONFIG_SYS_TEXT_BASE
127#define CONFIG_SYS_NAND_5_ADDR_CYCLE
128
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129#define CONFIG_SYS_NAND_PAGE_SIZE SZ_2K
130#define CONFIG_SYS_NAND_BLOCK_SIZE (SZ_128K)
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131#define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \
132 CONFIG_SYS_NAND_PAGE_SIZE)
133#define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
134#define CONFIG_SYS_NAND_ECCSIZE 256
135#define CONFIG_SYS_NAND_ECCBYTES 3
136#define CONFIG_SYS_NAND_OOBSIZE 64
137#define CONFIG_SYS_NAND_ECCPOS { 40, 41, 42, 43, 44, 45, 46, 47, \
138 48, 49, 50, 51, 52, 53, 54, 55, \
139 56, 57, 58, 59, 60, 61, 62, 63, }
140
141#define CONFIG_SPL_ATMEL_SIZE
142#define CONFIG_SYS_MASTER_CLOCK 132096000
143#define AT91_PLL_LOCK_TIMEOUT 1000000
144#define CONFIG_SYS_AT91_PLLA 0x20c73f03
145#define CONFIG_SYS_MCKR 0x1301
146#define CONFIG_SYS_MCKR_CSS 0x1302
147
b89ac72a 148#endif