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83d290c5 1/* SPDX-License-Identifier: GPL-2.0+ */
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2/*
3 * (C) Copyright 2006-2008
4 * Texas Instruments.
5 * Richard Woodruff <r-woodruff2@ti.com>
6 * Syed Mohammed Khasim <x0khasim@ti.com>
7 *
8 * (C) Copyright 2012
9 * Corscience GmbH & Co. KG
10 * Thomas Weber <weber@corscience.de>
11 *
12 * Configuration settings for the Tricorder board.
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13 */
14
15#ifndef __CONFIG_H
16#define __CONFIG_H
17
94ba26f2 18#define CONFIG_MACH_TYPE MACH_TYPE_TRICORDER
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19/*
20 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
21 * 64 bytes before this address should be set aside for u-boot.img's
22 * header. That is 0x800FFFC0--0x80100000 should not be used for any
23 * other needs.
24 */
8167af14 25
8167af14 26#include <asm/arch/cpu.h> /* get chip and board defs */
987ec585 27#include <asm/arch/omap.h>
8167af14 28
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29/* Clock Defines */
30#define V_OSCK 26000000 /* Clock output from T2 */
31#define V_SCLK (V_OSCK >> 1)
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
36#define CONFIG_REVISION_TAG
37
8167af14 38/* Size of malloc() pool */
36f3aab2 39#define CONFIG_SYS_MALLOC_LEN (1024*1024)
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40
41/* Hardware drivers */
42
43/* NS16550 Configuration */
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44#define CONFIG_SYS_NS16550_SERIAL
45#define CONFIG_SYS_NS16550_REG_SIZE (-4)
46#define CONFIG_SYS_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */
47
48/* select serial console configuration */
8167af14 49#define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3
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50#define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\
51 115200}
52
8167af14 53/* I2C */
6789e84e 54#define CONFIG_SYS_I2C
6789e84e 55
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56
57/* EEPROM */
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58#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
59#define CONFIG_SYS_EEPROM_BUS_NUM 1
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60
61/* TWL4030 */
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62
63/* Board NAND Info */
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64#define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */
65 /* to access nand at */
66 /* CS0 */
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67#define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND */
68 /* devices */
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69#define CONFIG_SYS_NAND_MAX_OOBFREE 2
70#define CONFIG_SYS_NAND_MAX_ECCPOS 56
8167af14 71
8167af14 72/* needed for ubi */
8167af14 73
ec246452 74/* Environment information (this is the common part) */
8167af14 75
8167af14 76
89088058 77/* hang() the board on panic() */
89088058 78
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79/* environment placement (for NAND), is different for FLASHCARD but does not
80 * harm there */
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81#define CONFIG_ENV_RANGE (384 << 10) /* allow badblocks in env */
82
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83/* the loadaddr is the same as CONFIG_SYS_LOAD_ADDR, unfortunately the defiend
84 * value can not be used here! */
85#define CONFIG_LOADADDR 0x82000000
86
ec246452 87#define CONFIG_COMMON_ENV_SETTINGS \
8167af14 88 "console=ttyO2,115200n8\0" \
5605979a 89 "mmcdev=0\0" \
83976f1d 90 "vram=3M\0" \
8167af14 91 "defaultdisplay=lcd\0" \
ec246452 92 "kernelopts=mtdoops.mtddev=3\0" \
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93 "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \
94 "mtdids=" CONFIG_MTDIDS_DEFAULT "\0" \
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95 "commonargs=" \
96 "setenv bootargs console=${console} " \
5c68f123 97 "${mtdparts} " \
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98 "${kernelopts} " \
99 "vt.global_cursor_default=0 " \
8167af14 100 "vram=${vram} " \
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101 "omapdss.def_disp=${defaultdisplay}\0"
102
103#define CONFIG_BOOTCOMMAND "run autoboot"
104
105/* specific environment settings for different use cases
106 * FLASHCARD: used to run a rdimage from sdcard to program the device
107 * 'NORMAL': used to boot kernel from sdcard, nand, ...
108 *
109 * The main aim for the FLASHCARD skin is to have an embedded environment
110 * which will not be influenced by any data already on the device.
111 */
112#ifdef CONFIG_FLASHCARD
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113/* the rdaddr is 16 MiB before the loadaddr */
114#define CONFIG_ENV_RDADDR "rdaddr=0x81000000\0"
115
116#define CONFIG_EXTRA_ENV_SETTINGS \
117 CONFIG_COMMON_ENV_SETTINGS \
118 CONFIG_ENV_RDADDR \
119 "autoboot=" \
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120 "run commonargs; " \
121 "setenv bootargs ${bootargs} " \
122 "flashy_updateimg=/dev/mmcblk0p1:corscience_update.img " \
123 "rdinit=/sbin/init; " \
124 "mmc dev ${mmcdev}; mmc rescan; " \
125 "fatload mmc ${mmcdev} ${loadaddr} uImage; " \
126 "fatload mmc ${mmcdev} ${rdaddr} uRamdisk; " \
127 "bootm ${loadaddr} ${rdaddr}\0"
128
129#else /* CONFIG_FLASHCARD */
130
131#define CONFIG_ENV_OVERWRITE /* allow to overwrite serial and ethaddr */
132
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133#define CONFIG_EXTRA_ENV_SETTINGS \
134 CONFIG_COMMON_ENV_SETTINGS \
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135 "mmcargs=" \
136 "run commonargs; " \
137 "setenv bootargs ${bootargs} " \
138 "root=/dev/mmcblk0p2 " \
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139 "rootwait " \
140 "rw\0" \
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141 "nandargs=" \
142 "run commonargs; " \
143 "setenv bootargs ${bootargs} " \
008ec950 144 "root=ubi0:root " \
5c68f123 145 "ubi.mtd=7 " \
8167af14 146 "rootfstype=ubifs " \
ec246452 147 "ro\0" \
5605979a 148 "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
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149 "bootscript=echo Running bootscript from mmc ...; " \
150 "source ${loadaddr}\0" \
5605979a 151 "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
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152 "mmcboot=echo Booting from mmc ...; " \
153 "run mmcargs; " \
154 "bootm ${loadaddr}\0" \
deac6d66 155 "loaduimage_ubi=ubi part ubi; " \
949a7710 156 "ubifsmount ubi:root; " \
008ec950 157 "ubifsload ${loadaddr} /boot/uImage\0" \
eadbdf9e 158 "loaduimage_nand=nand read ${loadaddr} kernel 0x500000\0" \
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159 "nandboot=echo Booting from nand ...; " \
160 "run nandargs; " \
eadbdf9e 161 "run loaduimage_nand; " \
8167af14 162 "bootm ${loadaddr}\0" \
66968110 163 "autoboot=mmc dev ${mmcdev}; if mmc rescan; then " \
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164 "if run loadbootscript; then " \
165 "run bootscript; " \
166 "else " \
167 "if run loaduimage; then " \
168 "run mmcboot; " \
169 "else run nandboot; " \
170 "fi; " \
171 "fi; " \
172 "else run nandboot; fi\0"
173
ec246452 174#endif /* CONFIG_FLASHCARD */
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175
176/* Miscellaneous configurable options */
8167af14 177#define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */
8167af14 178
69df69d1 179#define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0 + 0x00000000)
8167af14 180#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START + \
69df69d1 181 0x07000000) /* 112 MB */
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182
183#define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0 + 0x02000000)
184
185/*
186 * OMAP3 has 12 GP timers, they can be driven by the system clock
187 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
188 * This rate is divided by a local divisor.
189 */
190#define CONFIG_SYS_TIMERBASE (OMAP34XX_GPT2)
191#define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
8167af14 192
8167af14 193/* Physical Memory Map */
8167af14 194#define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0
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195#define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1
196
197/* NAND and environment organization */
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198#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */
199
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200#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
201#define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800
202#define CONFIG_SYS_INIT_RAM_SIZE 0x800
203#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
204 CONFIG_SYS_INIT_RAM_SIZE - \
205 GENERATED_GBL_DATA_SIZE)
206
207/* SRAM config */
208#define CONFIG_SYS_SRAM_START 0x40200000
209#define CONFIG_SYS_SRAM_SIZE 0x10000
210
211/* Defines for SPL */
8167af14 212
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213#define CONFIG_SPL_NAND_BASE
214#define CONFIG_SPL_NAND_DRIVERS
215#define CONFIG_SPL_NAND_ECC
205b4f33 216#define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
e2ccdf89 217#define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
8167af14 218
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219#define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \
220 CONFIG_SPL_TEXT_BASE)
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221
222#define CONFIG_SPL_BSS_START_ADDR 0x80000000 /*CONFIG_SYS_SDRAM_BASE*/
223#define CONFIG_SPL_BSS_MAX_SIZE 0x80000
224
225/* NAND boot config */
226#define CONFIG_SYS_NAND_5_ADDR_CYCLE
227#define CONFIG_SYS_NAND_PAGE_COUNT 64
228#define CONFIG_SYS_NAND_PAGE_SIZE 2048
229#define CONFIG_SYS_NAND_OOBSIZE 64
230#define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024)
231#define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
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232#define CONFIG_SYS_NAND_ECCPOS {2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, \
233 13, 14, 16, 17, 18, 19, 20, 21, 22, \
234 23, 24, 25, 26, 27, 28, 30, 31, 32, \
235 33, 34, 35, 36, 37, 38, 39, 40, 41, \
236 42, 44, 45, 46, 47, 48, 49, 50, 51, \
237 52, 53, 54, 55, 56}
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238
239#define CONFIG_SYS_NAND_ECCSIZE 512
616cf60e 240#define CONFIG_SYS_NAND_ECCBYTES 13
3f719069 241#define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW_DETECTION_SW
8167af14 242
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243#define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
244
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245#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x20000
246#define CONFIG_SYS_NAND_U_BOOT_SIZE 0x100000
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247
248#define CONFIG_SYS_SPL_MALLOC_START 0x80208000
249#define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 /* 1 MB */
250
69df69d1 251#define CONFIG_SYS_MEMTEST_SCRATCH 0x81000000
8167af14 252#endif /* __CONFIG_H */