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i2c, multibus: get rid of CONFIG_I2C_MUX
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d8380c9d 1/*
af4b8b4b 2 * CPUAT91 by (C) Copyright 2006-2010 Eric Benard
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3 * eric@eukrea.com
4 *
5 * Configuration settings for the CPUAT91 board.
6 *
7 * See file CREDITS for list of people who contributed to this
8 * project.
9 *
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License as
12 * published by the Free Software Foundation; either version 2 of
13 * the License, or (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
23 * MA 02111-1307 USA
24 */
25
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26#ifndef _CONFIG_CPUAT91_H
27#define _CONFIG_CPUAT91_H
425de62d 28
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29#include <asm/sizes.h>
30
31#ifdef CONFIG_RAMBOOT
32#define CONFIG_SKIP_LOWLEVEL_INIT
33#define CONFIG_SYS_TEXT_BASE 0x21F00000
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34#else
35#define CONFIG_BOOTDELAY 1
632f8fdf 36#define CONFIG_SYS_TEXT_BASE 0
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37#endif
38
632f8fdf 39#define AT91C_XTAL_CLOCK 18432000
6a372e94 40#define CONFIG_SYS_AT91_SLOW_CLOCK 32768
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41#define AT91C_MAIN_CLOCK ((AT91C_XTAL_CLOCK / 4) * 39)
42#define AT91C_MASTER_CLOCK (AT91C_MAIN_CLOCK / 3)
43#define CONFIG_SYS_HZ_CLOCK (AT91C_MASTER_CLOCK / 2)
44#define CONFIG_SYS_HZ 1000
d8380c9d 45
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46#define CONFIG_ARM920T
47#define CONFIG_AT91RM9200
48#define CONFIG_CPUAT91
632f8fdf 49#define USE_920T_MMU
d8380c9d 50
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51#include <asm/hardware.h> /* needed for port definitions */
52
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53#define CONFIG_CMDLINE_TAG
54#define CONFIG_SETUP_MEMORY_TAGS
55#define CONFIG_INITRD_TAG
dbbf13ba 56#define CONFIG_BOARD_EARLY_INIT_F
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57
58#ifndef CONFIG_SKIP_LOWLEVEL_INIT
632f8fdf 59#define CONFIG_SYS_USE_MAIN_OSCILLATOR
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60/* flash */
61#define CONFIG_SYS_MC_PUIA_VAL 0x00000000
62#define CONFIG_SYS_MC_PUP_VAL 0x00000000
63#define CONFIG_SYS_MC_PUER_VAL 0x00000000
64#define CONFIG_SYS_MC_ASR_VAL 0x00000000
65#define CONFIG_SYS_MC_AASR_VAL 0x00000000
66#define CONFIG_SYS_EBI_CFGR_VAL 0x00000000
67#define CONFIG_SYS_SMC_CSR0_VAL 0x00003284 /* 16bit, 2 TDF, 4 WS */
68
69/* clocks */
70#define CONFIG_SYS_PLLAR_VAL 0x20263E04 /* 179.712000 MHz for PCK */
71#define CONFIG_SYS_PLLBR_VAL 0x10483E0E /* 48.054857 MHz for USB */
72#define CONFIG_SYS_MCKR_VAL 0x00000202 /* PCK/3 = MCK Master Clock */
73
74/* sdram */
75#define CONFIG_SYS_PIOC_ASR_VAL 0xFFFF0000 /* Configure PIOC as D16/D31 */
76#define CONFIG_SYS_PIOC_BSR_VAL 0x00000000
77#define CONFIG_SYS_PIOC_PDR_VAL 0xFFFF0000
78#define CONFIG_SYS_EBI_CSA_VAL 0x00000002 /* CS1=SDRAM */
79#define CONFIG_SYS_SDRC_CR_VAL 0x2188C155 /* set up the SDRAM */
80#define CONFIG_SYS_SDRAM 0x20000000 /* address of the SDRAM */
81#define CONFIG_SYS_SDRAM1 0x20000080 /* address of the SDRAM */
82#define CONFIG_SYS_SDRAM_VAL 0x00000000 /* value written to SDRAM */
83#define CONFIG_SYS_SDRC_MR_VAL 0x00000002 /* Precharge All */
84#define CONFIG_SYS_SDRC_MR_VAL1 0x00000004 /* refresh */
85#define CONFIG_SYS_SDRC_MR_VAL2 0x00000003 /* Load Mode Register */
86#define CONFIG_SYS_SDRC_MR_VAL3 0x00000000 /* Normal Mode */
87#define CONFIG_SYS_SDRC_TR_VAL 0x000002E0 /* Write refresh rate */
88#endif /* CONFIG_SKIP_LOWLEVEL_INIT */
89
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90#define CONFIG_ATMEL_USART
91#define CONFIG_USART_BASE ATMEL_BASE_DBGU
92#define CONFIG_USART_ID 0/* ignored in arm */
d8380c9d 93
af4b8b4b 94#undef CONFIG_HARD_I2C
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95#define AT91_PIN_SDA (1<<25)
96#define AT91_PIN_SCL (1<<26)
97
632f8fdf 98#define CONFIG_SYS_I2C_INIT_BOARD
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99#define CONFIG_SYS_I2C_SPEED 50000
100#define CONFIG_SYS_I2C_SLAVE 0
101
102#define I2C_INIT i2c_init_board();
103#define I2C_ACTIVE writel(AT91_PMX_AA_TWD, &pio->pioa.mddr);
104#define I2C_TRISTATE writel(AT91_PMX_AA_TWD, &pio->pioa.mder);
105#define I2C_READ ((readl(&pio->pioa.pdsr) & AT91_PMX_AA_TWD) != 0)
106#define I2C_SDA(bit) \
107 if (bit) \
108 writel(AT91_PMX_AA_TWD, &pio->pioa.sodr); \
109 else \
110 writel(AT91_PMX_AA_TWD, &pio->pioa.codr);
111#define I2C_SCL(bit) \
112 if (bit) \
113 writel(AT91_PMX_AA_TWCK, &pio->pioa.sodr); \
114 else \
115 writel(AT91_PMX_AA_TWCK, &pio->pioa.codr);
116
117#define I2C_DELAY udelay(2500000/CONFIG_SYS_I2C_SPEED)
d8380c9d 118
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119#define CONFIG_SYS_I2C_EEPROM_ADDR 0x54
120#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
121#define CONFIG_SYS_I2C_EEPROM_ADDR_OVERFLOW 1
122#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10
d8380c9d 123
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124#define CONFIG_BOOTP_BOOTFILESIZE
125#define CONFIG_BOOTP_BOOTPATH
126#define CONFIG_BOOTP_GATEWAY
127#define CONFIG_BOOTP_HOSTNAME
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128
129#include <config_cmd_default.h>
130
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131#define CONFIG_CMD_PING
132#define CONFIG_CMD_MII
133#define CONFIG_CMD_CACHE
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134#undef CONFIG_CMD_USB
135#undef CONFIG_CMD_FPGA
136#undef CONFIG_CMD_IMI
137#undef CONFIG_CMD_LOADS
138#undef CONFIG_CMD_NFS
632f8fdf 139#undef CONFIG_CMD_DHCP
d8380c9d 140
ea818dbb 141#ifdef CONFIG_SYS_I2C_SOFT
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142#define CONFIG_CMD_EEPROM
143#define CONFIG_CMD_I2C
144#endif
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145
146#define CONFIG_NR_DRAM_BANKS 1
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147#define CONFIG_SYS_SDRAM_BASE 0x20000000
148#define CONFIG_SYS_SDRAM_SIZE (32 * 1024 * 1024)
d8380c9d 149
632f8fdf 150#define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
d8380c9d 151#define CONFIG_SYS_MEMTEST_END \
632f8fdf 152 (CONFIG_SYS_MEMTEST_START + CONFIG_SYS_SDRAM_SIZE - 512 * 1024)
d8380c9d 153
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154#define CONFIG_DRIVER_AT91EMAC
155#define CONFIG_SYS_RX_ETH_BUFFER 16
156#define CONFIG_RMII
157#define CONFIG_MII
836cd453 158#define CONFIG_DRIVER_AT91EMAC_PHYADDR 1
d8380c9d 159#define CONFIG_NET_RETRY_COUNT 20
632f8fdf 160#define CONFIG_KS8721_PHY
d8380c9d 161
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162#define CONFIG_SYS_FLASH_CFI
163#define CONFIG_FLASH_CFI_DRIVER
164#define CONFIG_SYS_FLASH_EMPTY_INFO
165#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
d8380c9d 166#define CONFIG_SYS_MAX_FLASH_BANKS 1
632f8fdf 167#define CONFIG_SYS_FLASH_PROTECTION
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168#define PHYS_FLASH_1 0x10000000
169#define CONFIG_SYS_FLASH_BASE PHYS_FLASH_1
170#define CONFIG_SYS_MAX_FLASH_SECT 128
af4b8b4b 171#define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT
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172#define CONFIG_SYS_MONITOR_BASE PHYS_FLASH_1
173#define PHYS_FLASH_SIZE (16 * 1024 * 1024)
174#define CONFIG_SYS_FLASH_BANKS_LIST \
175 { PHYS_FLASH_1 }
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176
177#if defined(CONFIG_CMD_USB)
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178#define CONFIG_USB_ATMEL
179#define CONFIG_USB_OHCI_NEW
180#define CONFIG_USB_STORAGE
181#define CONFIG_DOS_PARTITION
182#define CONFIG_AT91C_PQFP_UHPBU
d8380c9d 183#undef CONFIG_SYS_USB_OHCI_BOARD_INIT
632f8fdf 184#define CONFIG_SYS_USB_OHCI_CPU_INIT
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185#define CONFIG_SYS_USB_OHCI_REGS_BASE AT91_USB_HOST_BASE
186#define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91rm9200"
187#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 15
188#endif
189
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190#define CONFIG_ENV_IS_IN_FLASH
191#define CONFIG_ENV_ADDR (PHYS_FLASH_1 + 128 * 1024)
192#define CONFIG_ENV_SIZE (128 * 1024)
193#define CONFIG_ENV_SECT_SIZE (128 * 1024)
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194
195#define CONFIG_SYS_LOAD_ADDR 0x21000000
196
197#define CONFIG_BAUDRATE 115200
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198
199#define CONFIG_SYS_PROMPT "CPUAT91=> "
200#define CONFIG_SYS_CBSIZE 256
201#define CONFIG_SYS_MAXARGS 32
202#define CONFIG_SYS_PBSIZE \
203 (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
632f8fdf 204#define CONFIG_CMDLINE_EDITING
d8380c9d 205
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206#define CONFIG_SYS_MALLOC_LEN \
207 ROUND(3 * CONFIG_ENV_SIZE + 128 * 1024, 4 * 1024)
208
209#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 4 * 1024 - \
210 GENERATED_GBL_DATA_SIZE)
d8380c9d 211
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212#define CONFIG_DEVICE_NULLDEV
213#define CONFIG_SILENT_CONSOLE
d8380c9d 214
632f8fdf 215#define CONFIG_AUTOBOOT_KEYED
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216#define CONFIG_AUTOBOOT_PROMPT \
217 "Press SPACE to abort autoboot\n"
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218#define CONFIG_AUTOBOOT_STOP_STR " "
219#define CONFIG_AUTOBOOT_DELAY_STR "d"
220
632f8fdf 221#define CONFIG_VERSION_VARIABLE
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222
223#define MTDIDS_DEFAULT "nor0=physmap-flash.0"
224#define MTDPARTS_DEFAULT \
225 "mtdparts=physmap-flash.0:" \
226 "128k(u-boot)ro," \
227 "128k(u-boot-env)," \
0ca6c526 228 "1792k(kernel)," \
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229 "-(rootfs)"
230
231#define CONFIG_BOOTARGS \
232 "root=/dev/mtdblock3 rootfstype=jffs2 console=ttyS0,115200"
233
234#define CONFIG_BOOTCOMMAND "run flashboot"
235
236#define CONFIG_EXTRA_ENV_SETTINGS \
237 "mtdid=" MTDIDS_DEFAULT "\0" \
238 "mtdparts=" MTDPARTS_DEFAULT "\0" \
239 "flub=tftp 21000000 cpuat91/u-boot.bin; protect off 10000000 " \
240 "1001FFFF; erase 10000000 1001FFFF; cp.b 21000000 " \
241 "10000000 ${filesize}\0" \
242 "flui=tftp 21000000 cpuat91/uImage; protect off 10040000 " \
0ca6c526 243 "1019ffff; erase 10040000 101fffff; cp.b 21000000 " \
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244 "10040000 ${filesize}\0" \
245 "flrfs=tftp 21000000 cpuat91/rootfs.jffs2; protect off " \
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246 "10200000 10ffffff; erase 10200000 10ffffff; cp.b " \
247 "21000000 10200000 ${filesize}\0" \
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248 "ramargs=setenv bootargs $(bootargs) $(mtdparts)\0" \
249 "flashboot=run ramargs;bootm 10040000\0" \
250 "netboot=run ramargs;tftpboot 21000000 cpuat91/uImage;" \
251 "bootm 21000000\0"
af4b8b4b 252#endif /* _CONFIG_CPUAT91_H */