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OMAP3: CM-T35: remove redundand i2c initialization
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36b4e2dd 1/*
dccd9a0b 2 * (C) Copyright 2011
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3 * CompuLab, Ltd.
4 * Mike Rapoport <mike@compulab.co.il>
dccd9a0b 5 * Igor Grinberg <grinberg@compulab.co.il>
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6 *
7 * Based on omap3_beagle.h
8 * (C) Copyright 2006-2008
9 * Texas Instruments.
10 * Richard Woodruff <r-woodruff2@ti.com>
11 * Syed Mohammed Khasim <x0khasim@ti.com>
12 *
13 * Configuration settings for the CompuLab CM-T35 board
14 *
15 * See file CREDITS for list of people who contributed to this
16 * project.
17 *
18 * This program is free software; you can redistribute it and/or
19 * modify it under the terms of the GNU General Public License as
20 * published by the Free Software Foundation; either version 2 of
21 * the License, or (at your option) any later version.
22 *
23 * This program is distributed in the hope that it will be useful,
24 * but WITHOUT ANY WARRANTY; without even the implied warranty of
25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
26 * GNU General Public License for more details.
27 *
28 * You should have received a copy of the GNU General Public License
29 * along with this program; if not, write to the Free Software
dccd9a0b 30 * Foundation, Inc.
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31 */
32
33#ifndef __CONFIG_H
34#define __CONFIG_H
35
36/*
37 * High Level Configuration Options
38 */
39#define CONFIG_ARMV7 1 /* This is an ARM V7 CPU core */
40#define CONFIG_OMAP 1 /* in a TI OMAP core */
41#define CONFIG_OMAP34XX 1 /* which is a 34XX */
42#define CONFIG_OMAP3430 1 /* which is in a 3430 */
43#define CONFIG_CM_T35 1 /* working with CM-T35 */
44
45#define CONFIG_SYS_TEXT_BASE 0x80008000
46
47#define CONFIG_SDRC /* The chip has SDRC controller */
48
49#include <asm/arch/cpu.h> /* get chip and board defs */
50#include <asm/arch/omap3.h>
51
52/*
53 * Display CPU and Board information
54 */
55#define CONFIG_DISPLAY_CPUINFO 1
56#define CONFIG_DISPLAY_BOARDINFO 1
57
58/* Clock Defines */
59#define V_OSCK 26000000 /* Clock output from T2 */
60#define V_SCLK (V_OSCK >> 1)
61
62#undef CONFIG_USE_IRQ /* no support for IRQs */
63#define CONFIG_MISC_INIT_R
64
65#define CONFIG_OF_LIBFDT 1
66/*
67 * The early kernel mapping on ARM currently only maps from the base of DRAM
68 * to the end of the kernel image. The kernel is loaded at DRAM base + 0x8000.
69 * The early kernel pagetable uses DRAM base + 0x4000 to DRAM base + 0x8000,
70 * so that leaves DRAM base to DRAM base + 0x4000 available.
71 */
72#define CONFIG_SYS_BOOTMAPSZ 0x4000
73
74#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
75#define CONFIG_SETUP_MEMORY_TAGS 1
76#define CONFIG_INITRD_TAG 1
77#define CONFIG_REVISION_TAG 1
78
79/*
80 * Size of malloc() pool
81 */
82#define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */
83 /* Sector */
84#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128 << 10))
85 /* initial data */
86
87/*
88 * Hardware drivers
89 */
90
91/*
92 * NS16550 Configuration
93 */
94#define V_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */
95
96#define CONFIG_SYS_NS16550
97#define CONFIG_SYS_NS16550_SERIAL
98#define CONFIG_SYS_NS16550_REG_SIZE (-4)
99#define CONFIG_SYS_NS16550_CLK V_NS16550_CLK
100
101/*
102 * select serial console configuration
103 */
104#define CONFIG_CONS_INDEX 3
105#define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3
106#define CONFIG_SERIAL3 3 /* UART3 */
107
108/* allow to overwrite serial and ethaddr */
109#define CONFIG_ENV_OVERWRITE
110#define CONFIG_BAUDRATE 115200
111#define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\
112 115200}
36b4e2dd 113#define CONFIG_MMC 1
13009e3f 114#define CONFIG_OMAP3_MMC 1
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115#define CONFIG_DOS_PARTITION 1
116
117/* DDR - I use Micron DDR */
118#define CONFIG_OMAP3_MICRON_DDR 1
119
120/* USB */
121#define CONFIG_MUSB_UDC 1
122#define CONFIG_USB_OMAP3 1
123#define CONFIG_TWL4030_USB 1
124
125/* USB device configuration */
126#define CONFIG_USB_DEVICE 1
127#define CONFIG_USB_TTY 1
128#define CONFIG_SYS_CONSOLE_IS_IN_ENV 1
129
130/* commands to include */
131#include <config_cmd_default.h>
132
133#define CONFIG_CMD_CACHE
134#define CONFIG_CMD_EXT2 /* EXT2 Support */
135#define CONFIG_CMD_FAT /* FAT support */
136#define CONFIG_CMD_JFFS2 /* JFFS2 Support */
137#define CONFIG_CMD_MTDPARTS /* Enable MTD parts commands */
138#define CONFIG_MTD_DEVICE /* needed for mtdparts commands */
139#define MTDIDS_DEFAULT "nand0=nand"
140#define MTDPARTS_DEFAULT "mtdparts=nand:512k(x-loader),"\
141 "1920k(u-boot),128k(u-boot-env),"\
142 "4m(kernel),-(fs)"
143
144#define CONFIG_CMD_I2C /* I2C serial bus support */
145#define CONFIG_CMD_MMC /* MMC support */
146#define CONFIG_CMD_NAND /* NAND support */
147#define CONFIG_CMD_DHCP
148#define CONFIG_CMD_PING
149
150#undef CONFIG_CMD_FLASH /* flinfo, erase, protect */
151#undef CONFIG_CMD_FPGA /* FPGA configuration Support */
152#undef CONFIG_CMD_IMLS /* List all found images */
153
154#define CONFIG_SYS_NO_FLASH
155#define CONFIG_HARD_I2C 1
156#define CONFIG_SYS_I2C_SPEED 100000
157#define CONFIG_SYS_I2C_SLAVE 1
158#define CONFIG_SYS_I2C_BUS 0
159#define CONFIG_SYS_I2C_BUS_SELECT 1
160#define CONFIG_DRIVER_OMAP34XX_I2C 1
161
162/*
163 * TWL4030
164 */
165#define CONFIG_TWL4030_POWER 1
166#define CONFIG_TWL4030_LED 1
167
168/*
169 * Board NAND Info.
170 */
171#define CONFIG_SYS_NAND_QUIET_TEST 1
172#define CONFIG_NAND_OMAP_GPMC
173#define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */
174 /* to access nand */
175#define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */
176 /* to access nand at */
177 /* CS0 */
178#define GPMC_NAND_ECC_LP_x16_LAYOUT 1
179
180#define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND */
181 /* devices */
182#define CONFIG_JFFS2_NAND
183/* nand device jffs2 lives on */
184#define CONFIG_JFFS2_DEV "nand0"
185/* start of jffs2 partition */
186#define CONFIG_JFFS2_PART_OFFSET 0x680000
187#define CONFIG_JFFS2_PART_SIZE 0xf980000 /* size of jffs2 */
188 /* partition */
189
190/* Environment information */
191#define CONFIG_BOOTDELAY 10
192
193#define CONFIG_EXTRA_ENV_SETTINGS \
194 "loadaddr=0x82000000\0" \
195 "usbtty=cdc_acm\0" \
196 "console=ttyS2,115200n8\0" \
197 "mpurate=500\0" \
198 "vram=12M\0" \
199 "dvimode=1024x768MR-16@60\0" \
200 "defaultdisplay=dvi\0" \
201 "mmcdev=0\0" \
202 "mmcroot=/dev/mmcblk0p2 rw\0" \
203 "mmcrootfstype=ext3 rootwait\0" \
204 "nandroot=/dev/mtdblock4 rw\0" \
205 "nandrootfstype=jffs2\0" \
206 "mmcargs=setenv bootargs console=${console} " \
207 "mpurate=${mpurate} " \
208 "vram=${vram} " \
209 "omapfb.mode=dvi:${dvimode} " \
210 "omapfb.debug=y " \
211 "omapdss.def_disp=${defaultdisplay} " \
212 "root=${mmcroot} " \
213 "rootfstype=${mmcrootfstype}\0" \
214 "nandargs=setenv bootargs console=${console} " \
215 "mpurate=${mpurate} " \
216 "vram=${vram} " \
217 "omapfb.mode=dvi:${dvimode} " \
218 "omapfb.debug=y " \
219 "omapdss.def_disp=${defaultdisplay} " \
220 "root=${nandroot} " \
221 "rootfstype=${nandrootfstype}\0" \
222 "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
223 "bootscript=echo Running bootscript from mmc ...; " \
224 "source ${loadaddr}\0" \
225 "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
226 "mmcboot=echo Booting from mmc ...; " \
227 "run mmcargs; " \
228 "bootm ${loadaddr}\0" \
229 "nandboot=echo Booting from nand ...; " \
230 "run nandargs; " \
231 "nand read ${loadaddr} 280000 400000; " \
232 "bootm ${loadaddr}\0" \
233
234#define CONFIG_BOOTCOMMAND \
235 "if mmc rescan ${mmcdev}; then " \
236 "if run loadbootscript; then " \
237 "run bootscript; " \
238 "else " \
239 "if run loaduimage; then " \
240 "run mmcboot; " \
241 "else run nandboot; " \
242 "fi; " \
243 "fi; " \
244 "else run nandboot; fi"
245
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246/*
247 * Miscellaneous configurable options
248 */
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249#define CONFIG_AUTO_COMPLETE
250#define CONFIG_CMDLINE_EDITING
251#define CONFIG_TIMESTAMP
252#define CONFIG_SYS_AUTOLOAD "no"
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253#define CONFIG_SYS_LONGHELP /* undef to save memory */
254#define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */
255#define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
256#define CONFIG_SYS_PROMPT "CM-T35 # "
257#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
258/* Print Buffer Size */
259#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
260 sizeof(CONFIG_SYS_PROMPT) + 16)
261#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
262/* Boot Argument Buffer Size */
263#define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE)
264
265#define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0) /* memtest */
266 /* works on */
267#define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \
268 0x01F00000) /* 31MB */
269
270#define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default */
271 /* load address */
272
273/*
274 * OMAP3 has 12 GP timers, they can be driven by the system clock
275 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
276 * This rate is divided by a local divisor.
277 */
278#define CONFIG_SYS_TIMERBASE (OMAP34XX_GPT2)
279#define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
280#define CONFIG_SYS_HZ 1000
281
282/*-----------------------------------------------------------------------
283 * Stack sizes
284 *
285 * The stack sizes are set up in start.S using the settings below
286 */
287#define CONFIG_STACKSIZE (128 << 10) /* regular stack 128 KiB */
288#ifdef CONFIG_USE_IRQ
289#define CONFIG_STACKSIZE_IRQ (4 << 10) /* IRQ stack 4 KiB */
290#define CONFIG_STACKSIZE_FIQ (4 << 10) /* FIQ stack 4 KiB */
291#endif
292
293/*-----------------------------------------------------------------------
294 * Physical Memory Map
295 */
296#define CONFIG_NR_DRAM_BANKS 1 /* CS1 is never populated */
297#define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0
298#define PHYS_SDRAM_1_SIZE (32 << 20) /* at least 32 MiB */
299
300/* SDRAM Bank Allocation method */
301#define SDRC_R_B_C 1
302
303/*-----------------------------------------------------------------------
304 * FLASH and environment organization
305 */
306
307/* **** PISMO SUPPORT *** */
308
309/* Configure the PISMO */
310#define PISMO1_NAND_SIZE GPMC_SIZE_128M
311#define PISMO1_ONEN_SIZE GPMC_SIZE_128M
312
313#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */
314
315#define CONFIG_SYS_FLASH_BASE boot_flash_base
316
317/* Monitor at start of flash */
318#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
319#define CONFIG_SYS_ONENAND_BASE ONENAND_MAP
320
321#define CONFIG_ENV_IS_IN_NAND 1
322#define ONENAND_ENV_OFFSET 0x260000 /* environment starts here */
323#define SMNAND_ENV_OFFSET 0x260000 /* environment starts here */
324
325#define CONFIG_SYS_ENV_SECT_SIZE boot_flash_sec
326#define CONFIG_ENV_OFFSET boot_flash_off
327#define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET
328
329#ifndef __ASSEMBLY__
330extern unsigned int boot_flash_base;
331extern volatile unsigned int boot_flash_env_addr;
332extern unsigned int boot_flash_off;
333extern unsigned int boot_flash_sec;
334extern unsigned int boot_flash_type;
335#endif
336
337#if defined(CONFIG_CMD_NET)
338#define CONFIG_NET_MULTI
339#define CONFIG_SMC911X
340#define CONFIG_SMC911X_32_BIT
341#define CM_T35_SMC911X_BASE 0x2C000000
342#define SB_T35_SMC911X_BASE (CM_T35_SMC911X_BASE + (16 << 20))
343#define CONFIG_SMC911X_BASE CM_T35_SMC911X_BASE
344#endif /* (CONFIG_CMD_NET) */
345
346/* additions for new relocation code, must be added to all boards */
347#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
348#define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800
349#define CONFIG_SYS_INIT_RAM_SIZE 0x800
350#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
351 CONFIG_SYS_INIT_RAM_SIZE - \
352 GENERATED_GBL_DATA_SIZE)
353
354#endif /* __CONFIG_H */