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OMAP3: add CM-T35 board
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1/*
2 * (C) Copyright 2010
3 * CompuLab, Ltd.
4 * Mike Rapoport <mike@compulab.co.il>
5 *
6 * Based on omap3_beagle.h
7 * (C) Copyright 2006-2008
8 * Texas Instruments.
9 * Richard Woodruff <r-woodruff2@ti.com>
10 * Syed Mohammed Khasim <x0khasim@ti.com>
11 *
12 * Configuration settings for the CompuLab CM-T35 board
13 *
14 * See file CREDITS for list of people who contributed to this
15 * project.
16 *
17 * This program is free software; you can redistribute it and/or
18 * modify it under the terms of the GNU General Public License as
19 * published by the Free Software Foundation; either version 2 of
20 * the License, or (at your option) any later version.
21 *
22 * This program is distributed in the hope that it will be useful,
23 * but WITHOUT ANY WARRANTY; without even the implied warranty of
24 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
25 * GNU General Public License for more details.
26 *
27 * You should have received a copy of the GNU General Public License
28 * along with this program; if not, write to the Free Software
29 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
30 * MA 02111-1307 USA
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}
113#define CONFIG_GENERIC_MMC 1
114#define CONFIG_MMC 1
115#define CONFIG_OMAP_HSMMC 1
116#define CONFIG_DOS_PARTITION 1
117
118/* DDR - I use Micron DDR */
119#define CONFIG_OMAP3_MICRON_DDR 1
120
121/* USB */
122#define CONFIG_MUSB_UDC 1
123#define CONFIG_USB_OMAP3 1
124#define CONFIG_TWL4030_USB 1
125
126/* USB device configuration */
127#define CONFIG_USB_DEVICE 1
128#define CONFIG_USB_TTY 1
129#define CONFIG_SYS_CONSOLE_IS_IN_ENV 1
130
131/* commands to include */
132#include <config_cmd_default.h>
133
134#define CONFIG_CMD_CACHE
135#define CONFIG_CMD_EXT2 /* EXT2 Support */
136#define CONFIG_CMD_FAT /* FAT support */
137#define CONFIG_CMD_JFFS2 /* JFFS2 Support */
138#define CONFIG_CMD_MTDPARTS /* Enable MTD parts commands */
139#define CONFIG_MTD_DEVICE /* needed for mtdparts commands */
140#define MTDIDS_DEFAULT "nand0=nand"
141#define MTDPARTS_DEFAULT "mtdparts=nand:512k(x-loader),"\
142 "1920k(u-boot),128k(u-boot-env),"\
143 "4m(kernel),-(fs)"
144
145#define CONFIG_CMD_I2C /* I2C serial bus support */
146#define CONFIG_CMD_MMC /* MMC support */
147#define CONFIG_CMD_NAND /* NAND support */
148#define CONFIG_CMD_DHCP
149#define CONFIG_CMD_PING
150
151#undef CONFIG_CMD_FLASH /* flinfo, erase, protect */
152#undef CONFIG_CMD_FPGA /* FPGA configuration Support */
153#undef CONFIG_CMD_IMLS /* List all found images */
154
155#define CONFIG_SYS_NO_FLASH
156#define CONFIG_HARD_I2C 1
157#define CONFIG_SYS_I2C_SPEED 100000
158#define CONFIG_SYS_I2C_SLAVE 1
159#define CONFIG_SYS_I2C_BUS 0
160#define CONFIG_SYS_I2C_BUS_SELECT 1
161#define CONFIG_DRIVER_OMAP34XX_I2C 1
162
163/*
164 * TWL4030
165 */
166#define CONFIG_TWL4030_POWER 1
167#define CONFIG_TWL4030_LED 1
168
169/*
170 * Board NAND Info.
171 */
172#define CONFIG_SYS_NAND_QUIET_TEST 1
173#define CONFIG_NAND_OMAP_GPMC
174#define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */
175 /* to access nand */
176#define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */
177 /* to access nand at */
178 /* CS0 */
179#define GPMC_NAND_ECC_LP_x16_LAYOUT 1
180
181#define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND */
182 /* devices */
183#define CONFIG_JFFS2_NAND
184/* nand device jffs2 lives on */
185#define CONFIG_JFFS2_DEV "nand0"
186/* start of jffs2 partition */
187#define CONFIG_JFFS2_PART_OFFSET 0x680000
188#define CONFIG_JFFS2_PART_SIZE 0xf980000 /* size of jffs2 */
189 /* partition */
190
191/* Environment information */
192#define CONFIG_BOOTDELAY 10
193
194#define CONFIG_EXTRA_ENV_SETTINGS \
195 "loadaddr=0x82000000\0" \
196 "usbtty=cdc_acm\0" \
197 "console=ttyS2,115200n8\0" \
198 "mpurate=500\0" \
199 "vram=12M\0" \
200 "dvimode=1024x768MR-16@60\0" \
201 "defaultdisplay=dvi\0" \
202 "mmcdev=0\0" \
203 "mmcroot=/dev/mmcblk0p2 rw\0" \
204 "mmcrootfstype=ext3 rootwait\0" \
205 "nandroot=/dev/mtdblock4 rw\0" \
206 "nandrootfstype=jffs2\0" \
207 "mmcargs=setenv bootargs console=${console} " \
208 "mpurate=${mpurate} " \
209 "vram=${vram} " \
210 "omapfb.mode=dvi:${dvimode} " \
211 "omapfb.debug=y " \
212 "omapdss.def_disp=${defaultdisplay} " \
213 "root=${mmcroot} " \
214 "rootfstype=${mmcrootfstype}\0" \
215 "nandargs=setenv bootargs console=${console} " \
216 "mpurate=${mpurate} " \
217 "vram=${vram} " \
218 "omapfb.mode=dvi:${dvimode} " \
219 "omapfb.debug=y " \
220 "omapdss.def_disp=${defaultdisplay} " \
221 "root=${nandroot} " \
222 "rootfstype=${nandrootfstype}\0" \
223 "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
224 "bootscript=echo Running bootscript from mmc ...; " \
225 "source ${loadaddr}\0" \
226 "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
227 "mmcboot=echo Booting from mmc ...; " \
228 "run mmcargs; " \
229 "bootm ${loadaddr}\0" \
230 "nandboot=echo Booting from nand ...; " \
231 "run nandargs; " \
232 "nand read ${loadaddr} 280000 400000; " \
233 "bootm ${loadaddr}\0" \
234
235#define CONFIG_BOOTCOMMAND \
236 "if mmc rescan ${mmcdev}; then " \
237 "if run loadbootscript; then " \
238 "run bootscript; " \
239 "else " \
240 "if run loaduimage; then " \
241 "run mmcboot; " \
242 "else run nandboot; " \
243 "fi; " \
244 "fi; " \
245 "else run nandboot; fi"
246
247#define CONFIG_AUTO_COMPLETE 1
248/*
249 * Miscellaneous configurable options
250 */
251#define CONFIG_SYS_LONGHELP /* undef to save memory */
252#define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */
253#define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
254#define CONFIG_SYS_PROMPT "CM-T35 # "
255#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
256/* Print Buffer Size */
257#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
258 sizeof(CONFIG_SYS_PROMPT) + 16)
259#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
260/* Boot Argument Buffer Size */
261#define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE)
262
263#define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0) /* memtest */
264 /* works on */
265#define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \
266 0x01F00000) /* 31MB */
267
268#define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default */
269 /* load address */
270
271/*
272 * OMAP3 has 12 GP timers, they can be driven by the system clock
273 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
274 * This rate is divided by a local divisor.
275 */
276#define CONFIG_SYS_TIMERBASE (OMAP34XX_GPT2)
277#define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
278#define CONFIG_SYS_HZ 1000
279
280/*-----------------------------------------------------------------------
281 * Stack sizes
282 *
283 * The stack sizes are set up in start.S using the settings below
284 */
285#define CONFIG_STACKSIZE (128 << 10) /* regular stack 128 KiB */
286#ifdef CONFIG_USE_IRQ
287#define CONFIG_STACKSIZE_IRQ (4 << 10) /* IRQ stack 4 KiB */
288#define CONFIG_STACKSIZE_FIQ (4 << 10) /* FIQ stack 4 KiB */
289#endif
290
291/*-----------------------------------------------------------------------
292 * Physical Memory Map
293 */
294#define CONFIG_NR_DRAM_BANKS 1 /* CS1 is never populated */
295#define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0
296#define PHYS_SDRAM_1_SIZE (32 << 20) /* at least 32 MiB */
297
298/* SDRAM Bank Allocation method */
299#define SDRC_R_B_C 1
300
301/*-----------------------------------------------------------------------
302 * FLASH and environment organization
303 */
304
305/* **** PISMO SUPPORT *** */
306
307/* Configure the PISMO */
308#define PISMO1_NAND_SIZE GPMC_SIZE_128M
309#define PISMO1_ONEN_SIZE GPMC_SIZE_128M
310
311#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */
312
313#define CONFIG_SYS_FLASH_BASE boot_flash_base
314
315/* Monitor at start of flash */
316#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
317#define CONFIG_SYS_ONENAND_BASE ONENAND_MAP
318
319#define CONFIG_ENV_IS_IN_NAND 1
320#define ONENAND_ENV_OFFSET 0x260000 /* environment starts here */
321#define SMNAND_ENV_OFFSET 0x260000 /* environment starts here */
322
323#define CONFIG_SYS_ENV_SECT_SIZE boot_flash_sec
324#define CONFIG_ENV_OFFSET boot_flash_off
325#define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET
326
327#ifndef __ASSEMBLY__
328extern unsigned int boot_flash_base;
329extern volatile unsigned int boot_flash_env_addr;
330extern unsigned int boot_flash_off;
331extern unsigned int boot_flash_sec;
332extern unsigned int boot_flash_type;
333#endif
334
335#if defined(CONFIG_CMD_NET)
336#define CONFIG_NET_MULTI
337#define CONFIG_SMC911X
338#define CONFIG_SMC911X_32_BIT
339#define CM_T35_SMC911X_BASE 0x2C000000
340#define SB_T35_SMC911X_BASE (CM_T35_SMC911X_BASE + (16 << 20))
341#define CONFIG_SMC911X_BASE CM_T35_SMC911X_BASE
342#endif /* (CONFIG_CMD_NET) */
343
344/* additions for new relocation code, must be added to all boards */
345#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
346#define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800
347#define CONFIG_SYS_INIT_RAM_SIZE 0x800
348#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
349 CONFIG_SYS_INIT_RAM_SIZE - \
350 GENERATED_GBL_DATA_SIZE)
351
352#endif /* __CONFIG_H */