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1/*
2 * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License as
6 * published by the Free Software Foundation; either version 2 of
7 * the License, or (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
17 * MA 02111-1307 USA
18 */
19
20#ifndef __CONFIG_H
21#define __CONFIG_H
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22
23/*
24 * Define this to make U-Boot skip low level initialization when loaded
25 * by initial bootloader. Not required by NAND U-Boot version but IS
26 * required for a NOR version used to burn the real NOR U-Boot into
27 * NOR Flash. NAND and NOR support for DaVinci chips is mutually exclusive
28 * so it is NOT possible to build a U-Boot with both NAND and NOR routines.
29 * NOR U-Boot is loaded directly from Flash so it must perform all the
30 * low level initialization itself. NAND version is loaded by an initial
31 * bootloader (UBL in TI-ese) that performs such an initialization so it's
32 * skipped in NAND version. The third DaVinci boot mode loads a bootloader
33 * via UART0 and that bootloader in turn loads and runs U-Boot (or whatever)
34 * performing low level init prior to loading. All that means we can NOT use
35 * NAND version to put U-Boot into NOR because it doesn't have NOR support and
36 * we can NOT use NOR version because it performs low level initialization
37 * effectively destroying itself in DDR memory. That's why a separate NOR
38 * version with this define is needed. It is loaded via UART, then one uses
39 * it to somehow download a proper NOR version built WITHOUT this define to
40 * RAM (tftp?) and burn it to NOR Flash. I would be probably able to squeeze
41 * NOR support into the initial bootloader so it won't be needed but DaVinci
42 * static RAM might be too small for this (I have something like 2Kbytes left
43 * as of now, without NOR support) so this might've not happened...
44 *
45#define CONFIG_NOR_UART_BOOT
46 */
47
48/*=======*/
49/* Board */
50/*=======*/
51#define SONATA_BOARD
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52#define CONFIG_SYS_NAND_SMALLPAGE
53#define CONFIG_SYS_USE_NOR
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54#define MACH_TYPE_SONATA 1254
55#define CONFIG_MACH_TYPE MACH_TYPE_SONATA
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56/*===================*/
57/* SoC Configuration */
58/*===================*/
59#define CONFIG_ARM926EJS /* arm926ejs CPU core */
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60#define CONFIG_SYS_TIMERBASE 0x01c21400 /* use timer 0 */
61#define CONFIG_SYS_HZ_CLOCK 27000000 /* Timer Input clock freq */
62#define CONFIG_SYS_HZ 1000
f7904368 63#define CONFIG_SOC_DM644X
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64/*====================================================*/
65/* EEPROM definitions for Atmel 24C256BN SEEPROM chip */
66/* on Sonata/DV_EVM board. No EEPROM on schmoogie. */
67/*====================================================*/
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68#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
69#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50
70#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 6
71#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 20
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72/*=============*/
73/* Memory Info */
74/*=============*/
6d0f6bcf 75#define CONFIG_SYS_MALLOC_LEN (0x10000 + 128*1024) /* malloc() len */
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76#define CONFIG_SYS_MEMTEST_START 0x80000000 /* memtest start address */
77#define CONFIG_SYS_MEMTEST_END 0x81000000 /* 16MB RAM test */
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78#define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */
79#define CONFIG_STACKSIZE (256*1024) /* regular stack */
80#define PHYS_SDRAM_1 0x80000000 /* DDR Start */
81#define PHYS_SDRAM_1_SIZE 0x08000000 /* DDR size 128MB */
82#define DDR_4BANKS /* 4-bank DDR2 (128MB) */
83/*====================*/
84/* Serial Driver info */
85/*====================*/
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86#define CONFIG_SYS_NS16550
87#define CONFIG_SYS_NS16550_SERIAL
7ee38c04 88#define CONFIG_SYS_NS16550_REG_SIZE -4 /* NS16550 register size, byteorder */
6d0f6bcf 89#define CONFIG_SYS_NS16550_COM1 0x01c20000 /* Base address of UART0 */
7239c5da 90#define CONFIG_SYS_NS16550_CLK CONFIG_SYS_HZ_CLOCK /* Input clock to NS16550 */
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91#define CONFIG_CONS_INDEX 1 /* use UART0 for console */
92#define CONFIG_BAUDRATE 115200 /* Default baud rate */
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93/*===================*/
94/* I2C Configuration */
95/*===================*/
96#define CONFIG_HARD_I2C
97#define CONFIG_DRIVER_DAVINCI_I2C
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98#define CONFIG_SYS_I2C_SPEED 80000 /* 100Kbps won't work, silicon bug */
99#define CONFIG_SYS_I2C_SLAVE 10 /* Bogus, master-only in U-Boot */
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100/*==================================*/
101/* Network & Ethernet Configuration */
102/*==================================*/
103#define CONFIG_DRIVER_TI_EMAC
104#define CONFIG_MII
105#define CONFIG_BOOTP_DEFAULT
106#define CONFIG_BOOTP_DNS
107#define CONFIG_BOOTP_DNS2
108#define CONFIG_BOOTP_SEND_HOSTNAME
109#define CONFIG_NET_RETRY_COUNT 10
110/*=====================*/
111/* Flash & Environment */
112/*=====================*/
6d0f6bcf 113#ifdef CONFIG_SYS_USE_NAND
ee4f3e27 114#define CONFIG_NAND_DAVINCI
97f4eb8c 115#define CONFIG_SYS_NAND_CS 2
5a1aceb0 116#undef CONFIG_ENV_IS_IN_FLASH
6d0f6bcf 117#define CONFIG_SYS_NO_FLASH
b6e7bd97 118#define CONFIG_ENV_OVERWRITE /* instead if obsoleted forceenv() */
51bfee19 119#define CONFIG_ENV_IS_IN_NAND /* U-Boot env in NAND Flash */
0e8d1586 120#define CONFIG_ENV_SECT_SIZE 512 /* Env sector Size */
a16df2c1 121#define CONFIG_ENV_SIZE (16 << 10) /* 16 KiB */
c74b2108 122#define CONFIG_SKIP_LOWLEVEL_INIT /* U-Boot is loaded by a bootloader */
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123#define CONFIG_SYS_NAND_BASE 0x02000000
124#define CONFIG_SYS_NAND_HW_ECC
125#define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND devices */
0e8d1586 126#define CONFIG_ENV_OFFSET 0x0 /* Block 0--not used by bootcode */
6d0f6bcf 127#elif defined(CONFIG_SYS_USE_NOR)
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128#ifdef CONFIG_NOR_UART_BOOT
129#define CONFIG_SKIP_LOWLEVEL_INIT /* U-Boot is loaded by a bootloader */
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130#else
131#undef CONFIG_SKIP_LOWLEVEL_INIT
c74b2108 132#endif
5a1aceb0 133#define CONFIG_ENV_IS_IN_FLASH
6d0f6bcf 134#undef CONFIG_SYS_NO_FLASH
00b1883a 135#define CONFIG_FLASH_CFI_DRIVER
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136#define CONFIG_SYS_FLASH_CFI
137#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of flash banks */
138#define CONFIG_SYS_FLASH_SECT_SZ 0x20000 /* 128KB sect size AMD Flash */
139#define CONFIG_ENV_OFFSET (CONFIG_SYS_FLASH_SECT_SZ*2)
f3d5d310 140#define CONFIG_ENV_SIZE CONFIG_SYS_FLASH_SECT_SZ
53677ef1 141#define PHYS_FLASH_1 0x02000000 /* CS2 Base address */
6d0f6bcf 142#define CONFIG_SYS_FLASH_BASE PHYS_FLASH_1 /* Flash Base for U-Boot */
53677ef1 143#define PHYS_FLASH_SIZE 0x2000000 /* Flash size 32MB */
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144#define CONFIG_SYS_MAX_FLASH_SECT (PHYS_FLASH_SIZE/CONFIG_SYS_FLASH_SECT_SZ)
145#define CONFIG_ENV_SECT_SIZE CONFIG_SYS_FLASH_SECT_SZ /* Env sector Size */
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146#endif
147/*==============================*/
148/* U-Boot general configuration */
149/*==============================*/
53677ef1 150#undef CONFIG_USE_IRQ /* No IRQ/FIQ in U-Boot */
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151#define CONFIG_MISC_INIT_R
152#undef CONFIG_BOOTDELAY
153#define CONFIG_BOOTFILE "uImage" /* Boot file name */
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154#define CONFIG_SYS_PROMPT "U-Boot > " /* Monitor Command Prompt */
155#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
156#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print buffer sz */
157#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
158#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
159#define CONFIG_SYS_LOAD_ADDR 0x80700000 /* default Linux kernel load address */
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160#define CONFIG_VERSION_VARIABLE
161#define CONFIG_AUTO_COMPLETE /* Won't work with hush so far, may be later */
6d0f6bcf 162#define CONFIG_SYS_HUSH_PARSER
c74b2108 163#define CONFIG_CMDLINE_EDITING
6d0f6bcf 164#define CONFIG_SYS_LONGHELP
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165#define CONFIG_CRC32_VERIFY
166#define CONFIG_MX_CYCLIC
167/*===================*/
168/* Linux Information */
169/*===================*/
170#define LINUX_BOOT_PARAM_ADDR 0x80000100
171#define CONFIG_CMDLINE_TAG
172#define CONFIG_SETUP_MEMORY_TAGS
173#define CONFIG_BOOTARGS "mem=56M console=ttyS0,115200n8 root=/dev/hda1 rw noinitrd ip=dhcp"
174#define CONFIG_BOOTCOMMAND "setenv setboot setenv bootargs \\$(bootargs) video=dm64xxfb:output=\\$(videostd);run setboot; bootm 0x2060000"
175/*=================*/
176/* U-Boot commands */
177/*=================*/
178#include <config_cmd_default.h>
179#define CONFIG_CMD_ASKENV
180#define CONFIG_CMD_DHCP
181#define CONFIG_CMD_DIAG
182#define CONFIG_CMD_I2C
183#define CONFIG_CMD_MII
184#define CONFIG_CMD_PING
185#define CONFIG_CMD_SAVES
186#define CONFIG_CMD_EEPROM
187#undef CONFIG_CMD_BDI
188#undef CONFIG_CMD_FPGA
189#undef CONFIG_CMD_SETGETDCR
6d0f6bcf 190#ifdef CONFIG_SYS_USE_NAND
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191#undef CONFIG_CMD_FLASH
192#undef CONFIG_CMD_IMLS
193#define CONFIG_CMD_NAND
6d0f6bcf 194#elif defined(CONFIG_SYS_USE_NOR)
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195#define CONFIG_CMD_JFFS2
196#else
6d0f6bcf 197#error "Either CONFIG_SYS_USE_NAND or CONFIG_SYS_USE_NOR _MUST_ be defined !!!"
c74b2108 198#endif
f74e142e 199
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200#ifdef CONFIG_CMD_BDI
201#define CONFIG_CLOCKS
202#endif
203
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204#define CONFIG_MAX_RAM_BANK_SIZE (256 << 20) /* 256 MB */
205
206#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
207#define CONFIG_SYS_INIT_RAM_SIZE 0x1000
208#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + \
209 CONFIG_SYS_INIT_RAM_SIZE - \
210 GENERATED_GBL_DATA_SIZE)
211
c74b2108 212#endif /* __CONFIG_H */