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include/configs: drop default definitions of CONFIG_SYS_MAXARGS
[people/ms/u-boot.git] / include / configs / tao3530.h
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1/*
2 * Configuration settings for the TechNexion TAO-3530 SOM
3 * equipped on Thunder baseboard.
4 *
5 * Edward Lin <linuxfae@technexion.com>
6 * Tapani Utriainen <linuxfae@technexion.com>
7 *
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8 * Copyright (C) 2013 Stefan Roese <sr@denx.de>
9 *
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10 * SPDX-License-Identifier: GPL-2.0+
11 */
12
13#ifndef __CONFIG_H
14#define __CONFIG_H
15
16/*
17 * High Level Configuration Options
18 */
550e3756 19
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20#define CONFIG_SDRC /* Has an SDRC controller */
21
22#include <asm/arch/cpu.h> /* get chip and board defs */
987ec585 23#include <asm/arch/omap.h>
550e3756 24
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25/* Clock Defines */
26#define V_OSCK 26000000 /* Clock output from T2 */
27#define V_SCLK (V_OSCK >> 1)
28
29#define CONFIG_MISC_INIT_R
30
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31#define CONFIG_CMDLINE_TAG
32#define CONFIG_SETUP_MEMORY_TAGS
33#define CONFIG_INITRD_TAG
34#define CONFIG_REVISION_TAG
35
36/*
37 * Size of malloc() pool
38 */
39#define CONFIG_SYS_MALLOC_LEN (4 << 20)
40#define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB sector */
41
42/*
43 * Hardware drivers
44 */
45
46/*
47 * NS16550 Configuration
48 */
49#define V_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */
50
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51#define CONFIG_SYS_NS16550_SERIAL
52#define CONFIG_SYS_NS16550_REG_SIZE (-4)
53#define CONFIG_SYS_NS16550_CLK V_NS16550_CLK
54
55/*
56 * select serial console configuration
57 */
58#define CONFIG_CONS_INDEX 3
59#define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3
60
61/* allow to overwrite serial and ethaddr */
62#define CONFIG_ENV_OVERWRITE
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63
64/* commands to include */
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65#define CONFIG_MTD_DEVICE /* needed for mtdparts commands */
66#define MTDIDS_DEFAULT "nand0=nand"
67#define MTDPARTS_DEFAULT "mtdparts=nand:512k(x-loader),"\
68 "1920k(u-boot),128k(u-boot-env),"\
69 "4m(kernel),-(fs)"
70
550e3756 71#define CONFIG_SYS_I2C
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72#define CONFIG_SYS_OMAP24_I2C_SPEED 100000
73#define CONFIG_SYS_OMAP24_I2C_SLAVE 1
74#define CONFIG_I2C_MULTI_BUS
75
76/*
77 * TWL4030
78 */
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79#define CONFIG_TWL4030_LED
80
81/*
82 * Board NAND Info.
83 */
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84#define CONFIG_NAND_OMAP_GPMC
85#define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */
86 /* to access nand */
87#define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */
88 /* to access nand at */
89 /* CS0 */
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90
91#define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND */
92 /* devices */
55f1b39f 93#define CONFIG_SYS_NAND_BUSWIDTH_16BIT
550e3756 94/* Environment information */
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95
96#define CONFIG_EXTRA_ENV_SETTINGS \
97 "loadaddr=0x82000000\0" \
98 "console=ttyO2,115200n8\0" \
99 "mpurate=600\0" \
100 "dvi_mode=omapfb.mode=dvi:1280x720-24@60\0" \
101 "tv_mode=omapfb.mode=tv:ntsc\0" \
102 "video_mode=omapdss.def_disp=lcd vram=6M omapfb.vram=0:2M,1:2M,2:2M\0" \
103 "lcd_mode=omapfb.mode=lcd:800x480@60 \0" \
104 "extra_options= \0" \
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105 "mmcdev=0\0" \
106 "mmcroot=/dev/mmcblk0p2 rw\0" \
107 "mmcrootfstype=ext3 rootwait\0" \
108 "nandroot=ubi0:rootfs ubi.mtd=4\0" \
109 "nandrootfstype=ubifs\0" \
110 "mmcargs=setenv bootargs console=${console} " \
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111 "mpurate=${mpurate} " \
112 "${video_mode} " \
113 "root=${mmcroot} " \
114 "rootfstype=${mmcrootfstype} " \
115 "${extra_options}\0" \
116 "nandargs=setenv bootargs console=${console} " \
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117 "mpurate=${mpurate} " \
118 "${video_mode} " \
119 "${network_setting} " \
120 "root=${nandroot} " \
121 "rootfstype=${nandrootfstype} "\
122 "${extra_options}\0" \
123 "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
124 "bootscript=echo Running bootscript from mmc ...; " \
125 "source ${loadaddr}\0" \
126 "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
127 "mmcboot=echo Booting from mmc ...; " \
128 "run mmcargs; " \
129 "bootm ${loadaddr}\0" \
130 "nandboot=echo Booting from nand ...; " \
131 "run nandargs; " \
132 "nand read ${loadaddr} 280000 400000; " \
133 "bootm ${loadaddr}\0" \
134
135#define CONFIG_BOOTCOMMAND \
136 "if mmc rescan ${mmcdev}; then " \
137 "if run loadbootscript; then " \
138 "run bootscript; " \
139 "else " \
140 "if run loaduimage; then " \
141 "run mmcboot; " \
142 "else run nandboot; " \
143 "fi; " \
144 "fi; " \
145 "else run nandboot; fi"
146
147/*
148 * Miscellaneous configurable options
149 */
150#define CONFIG_SYS_LONGHELP /* undef to save memory */
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151
152/* turn on command-line edit/hist/auto */
153#define CONFIG_CMDLINE_EDITING
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154#define CONFIG_AUTO_COMPLETE
155
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156/* Boot Argument Buffer Size */
157#define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE)
158
159#define CONFIG_SYS_ALT_MEMTEST 1
160#define CONFIG_SYS_MEMTEST_START (0x82000000) /* memtest */
161 /* defaults */
162#define CONFIG_SYS_MEMTEST_END (0x83FFFFFF) /* 64MB */
163#define CONFIG_SYS_MEMTEST_SCRATCH (0x81000000) /* dummy address */
164
165#define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default */
166 /* load address */
167#define CONFIG_SYS_TEXT_BASE 0x80008000
168
169/*
170 * OMAP3 has 12 GP timers, they can be driven by the system clock
171 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
172 * This rate is divided by a local divisor.
173 */
174#define CONFIG_SYS_TIMERBASE (OMAP34XX_GPT2)
175#define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
176
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177/*
178 * Physical Memory Map
179 */
180#define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */
181#define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0
182#define PHYS_SDRAM_1_SIZE (32 << 20) /* at least 32 MiB */
183#define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1
184
185/*
186 * FLASH and environment organization
187 */
188
189/* **** PISMO SUPPORT *** */
550e3756 190#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */
222a3113 191#define CONFIG_SYS_FLASH_BASE NAND_BASE
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192
193/* Monitor at start of flash */
194#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
195#define CONFIG_SYS_ONENAND_BASE ONENAND_MAP
196
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197#define ONENAND_ENV_OFFSET 0x260000 /* environment starts here */
198#define SMNAND_ENV_OFFSET 0x260000 /* environment starts here */
199
200#define CONFIG_SYS_ENV_SECT_SIZE (128 << 10)
201#define CONFIG_ENV_OFFSET SMNAND_ENV_OFFSET
202#define CONFIG_ENV_ADDR CONFIG_ENV_OFFSET
203
204#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
205#define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800
206#define CONFIG_SYS_INIT_RAM_SIZE 0x800
207#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
208 CONFIG_SYS_INIT_RAM_SIZE - \
209 GENERATED_GBL_DATA_SIZE)
210
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211/*
212 * USB
213 *
214 * Currently only EHCI is enabled, the MUSB OTG controller
215 * is not enabled.
216 */
217
218/* USB EHCI */
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219#define CONFIG_OMAP_EHCI_PHY1_RESET_GPIO 162
220
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221#define CONFIG_USB_HOST_ETHER
222#define CONFIG_USB_ETHER_SMSC95XX
223
224#define CONFIG_USB_ETHER
225#define CONFIG_USB_ETHER_RNDIS
550e3756 226
a9f52490 227/* Defines for SPL */
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228#define CONFIG_SPL_FRAMEWORK
229#define CONFIG_SPL_NAND_SIMPLE
230
e2ccdf89 231#define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
205b4f33 232#define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
a9f52490 233
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234#define CONFIG_SPL_NAND_BASE
235#define CONFIG_SPL_NAND_DRIVERS
236#define CONFIG_SPL_NAND_ECC
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237
238/* NAND boot config */
239#define CONFIG_SYS_NAND_5_ADDR_CYCLE
240#define CONFIG_SYS_NAND_PAGE_COUNT 64
241#define CONFIG_SYS_NAND_PAGE_SIZE 2048
242#define CONFIG_SYS_NAND_OOBSIZE 64
243#define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024)
244#define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
245/*
246 * Use the ECC/OOB layout from omap_gpmc.h that matches your chip:
247 * SP vs LP, 8bit vs 16bit: GPMC_NAND_HW_ECC_LAYOUT
248 */
249#define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \
250 10, 11, 12, 13 }
251#define CONFIG_SYS_NAND_ECCSIZE 512
252#define CONFIG_SYS_NAND_ECCBYTES 3
253#define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_HAM1_CODE_HW
254
255#define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
256#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000
257
258#define CONFIG_SPL_TEXT_BASE 0x40200800
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259#define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \
260 CONFIG_SPL_TEXT_BASE)
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261
262/*
263 * Use 0x80008000 as TEXT_BASE here for compatibility reasons with the
264 * older x-loader implementations. And move the BSS area so that it
265 * doesn't overlap with TEXT_BASE.
266 */
267#define CONFIG_SYS_TEXT_BASE 0x80008000
268#define CONFIG_SPL_BSS_START_ADDR 0x80100000
269#define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */
270
271#define CONFIG_SYS_SPL_MALLOC_START 0x80208000
272#define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000
273
550e3756 274#endif /* __CONFIG_H */