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1 /*
2 * (C) Copyright 2011 CompuLab, Ltd.
3 * Mike Rapoport <mike@compulab.co.il>
4 * Igor Grinberg <grinberg@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 and CM-T3730 boards
13 *
14 * SPDX-License-Identifier: GPL-2.0+
15 */
16
17 #ifndef __CONFIG_H
18 #define __CONFIG_H
19
20 #define CONFIG_SYS_CACHELINE_SIZE 64
21
22 /*
23 * High Level Configuration Options
24 */
25 #define CONFIG_CM_T3X /* working with CM-T35 and CM-T3730 */
26
27 #define CONFIG_SDRC /* The chip has SDRC controller */
28
29 #include <asm/arch/cpu.h> /* get chip and board defs */
30 #include <asm/arch/omap.h>
31
32 /* Clock Defines */
33 #define V_OSCK 26000000 /* Clock output from T2 */
34 #define V_SCLK (V_OSCK >> 1)
35
36 #define CONFIG_MISC_INIT_R
37
38 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
39 #define CONFIG_SETUP_MEMORY_TAGS
40 #define CONFIG_INITRD_TAG
41 #define CONFIG_REVISION_TAG
42 #define CONFIG_SERIAL_TAG
43
44 /*
45 * Size of malloc() pool
46 */
47 #define CONFIG_ENV_SIZE (16 << 10) /* 16 KiB */
48 /* Sector */
49 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128 << 10))
50
51 /*
52 * Hardware drivers
53 */
54
55 /*
56 * NS16550 Configuration
57 */
58 #define V_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */
59
60 #define CONFIG_SYS_NS16550_SERIAL
61 #define CONFIG_SYS_NS16550_REG_SIZE (-4)
62 #define CONFIG_SYS_NS16550_CLK V_NS16550_CLK
63
64 /*
65 * select serial console configuration
66 */
67 #define CONFIG_CONS_INDEX 3
68 #define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3
69 #define CONFIG_SERIAL3 3 /* UART3 */
70
71 /* allow to overwrite serial and ethaddr */
72 #define CONFIG_ENV_OVERWRITE
73 #define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\
74 115200}
75
76 /* USB */
77 #define CONFIG_USB_OMAP3
78 #define CONFIG_USB_MUSB_UDC
79 #define CONFIG_TWL4030_USB
80
81 /* USB device configuration */
82 #define CONFIG_USB_DEVICE
83 #define CONFIG_USB_TTY
84
85 /* commands to include */
86 #define CONFIG_MTD_DEVICE /* needed for mtdparts commands */
87 #define CONFIG_MTD_PARTITIONS
88 #define MTDIDS_DEFAULT "nand0=nand"
89 #define MTDPARTS_DEFAULT "mtdparts=nand:512k(x-loader),"\
90 "1920k(u-boot),256k(u-boot-env),"\
91 "4m(kernel),-(fs)"
92
93 #define CONFIG_SYS_I2C
94 #define CONFIG_SYS_OMAP24_I2C_SPEED 100000
95 #define CONFIG_SYS_OMAP24_I2C_SLAVE 1
96 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50
97 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
98 #define CONFIG_SYS_I2C_EEPROM_BUS 0
99 #define CONFIG_I2C_MULTI_BUS
100
101 /*
102 * TWL4030
103 */
104 #define CONFIG_TWL4030_LED
105
106 /*
107 * Board NAND Info.
108 */
109 #define CONFIG_NAND_OMAP_GPMC
110 #define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */
111 /* to access nand */
112 #define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */
113 /* to access nand at */
114 /* CS0 */
115 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND */
116 /* devices */
117
118 /* Environment information */
119 #define CONFIG_EXTRA_ENV_SETTINGS \
120 "loadaddr=0x82000000\0" \
121 "usbtty=cdc_acm\0" \
122 "console=ttyO2,115200n8\0" \
123 "mpurate=500\0" \
124 "vram=12M\0" \
125 "dvimode=1024x768MR-16@60\0" \
126 "defaultdisplay=dvi\0" \
127 "mmcdev=0\0" \
128 "mmcroot=/dev/mmcblk0p2 rw\0" \
129 "mmcrootfstype=ext4 rootwait\0" \
130 "nandroot=/dev/mtdblock4 rw\0" \
131 "nandrootfstype=ubifs\0" \
132 "mmcargs=setenv bootargs console=${console} " \
133 "mpurate=${mpurate} " \
134 "vram=${vram} " \
135 "omapfb.mode=dvi:${dvimode} " \
136 "omapdss.def_disp=${defaultdisplay} " \
137 "root=${mmcroot} " \
138 "rootfstype=${mmcrootfstype}\0" \
139 "nandargs=setenv bootargs console=${console} " \
140 "mpurate=${mpurate} " \
141 "vram=${vram} " \
142 "omapfb.mode=dvi:${dvimode} " \
143 "omapdss.def_disp=${defaultdisplay} " \
144 "root=${nandroot} " \
145 "rootfstype=${nandrootfstype}\0" \
146 "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
147 "bootscript=echo Running bootscript from mmc ...; " \
148 "source ${loadaddr}\0" \
149 "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
150 "mmcboot=echo Booting from mmc ...; " \
151 "run mmcargs; " \
152 "bootm ${loadaddr}\0" \
153 "nandboot=echo Booting from nand ...; " \
154 "run nandargs; " \
155 "nand read ${loadaddr} 2a0000 400000; " \
156 "bootm ${loadaddr}\0" \
157
158 #define CONFIG_BOOTCOMMAND \
159 "mmc dev ${mmcdev}; if mmc rescan; then " \
160 "if run loadbootscript; then " \
161 "run bootscript; " \
162 "else " \
163 "if run loaduimage; then " \
164 "run mmcboot; " \
165 "else run nandboot; " \
166 "fi; " \
167 "fi; " \
168 "else run nandboot; fi"
169
170 /*
171 * Miscellaneous configurable options
172 */
173 #define CONFIG_AUTO_COMPLETE
174 #define CONFIG_CMDLINE_EDITING
175 #define CONFIG_TIMESTAMP
176 #define CONFIG_SYS_AUTOLOAD "no"
177 #define CONFIG_SYS_LONGHELP /* undef to save memory */
178 /* Boot Argument Buffer Size */
179 #define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE)
180
181 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0) /* memtest */
182 /* works on */
183 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \
184 0x01F00000) /* 31MB */
185
186 #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default */
187 /* load address */
188
189 /*
190 * OMAP3 has 12 GP timers, they can be driven by the system clock
191 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
192 * This rate is divided by a local divisor.
193 */
194 #define CONFIG_SYS_TIMERBASE (OMAP34XX_GPT2)
195 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
196
197 /*-----------------------------------------------------------------------
198 * Physical Memory Map
199 */
200 #define CONFIG_NR_DRAM_BANKS 1 /* CS1 is never populated */
201 #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0
202
203 /*-----------------------------------------------------------------------
204 * FLASH and environment organization
205 */
206
207 /* **** PISMO SUPPORT *** */
208 /* Monitor at start of flash */
209 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
210 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */
211
212 #define SMNAND_ENV_OFFSET 0x260000 /* environment starts here */
213 #define CONFIG_ENV_OFFSET SMNAND_ENV_OFFSET
214 #define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET
215
216 #if defined(CONFIG_CMD_NET)
217 #define CONFIG_SMC911X
218 #define CONFIG_SMC911X_32_BIT
219 #define CM_T3X_SMC911X_BASE 0x2C000000
220 #define SB_T35_SMC911X_BASE (CM_T3X_SMC911X_BASE + (16 << 20))
221 #define CONFIG_SMC911X_BASE CM_T3X_SMC911X_BASE
222 #endif /* (CONFIG_CMD_NET) */
223
224 /* additions for new relocation code, must be added to all boards */
225 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
226 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800
227 #define CONFIG_SYS_INIT_RAM_SIZE 0x800
228 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
229 CONFIG_SYS_INIT_RAM_SIZE - \
230 GENERATED_GBL_DATA_SIZE)
231
232 /* Status LED */
233 #define GREEN_LED_GPIO 186 /* CM-T35 Green LED is GPIO186 */
234
235 #define CONFIG_SPLASHIMAGE_GUARD
236
237 /* Display Configuration */
238 #define CONFIG_VIDEO_OMAP3
239 #define LCD_BPP LCD_COLOR16
240
241 #define CONFIG_SPLASH_SCREEN
242 #define CONFIG_SPLASH_SOURCE
243 #define CONFIG_BMP_16BPP
244 #define CONFIG_SCF0403_LCD
245
246 /* Defines for SPL */
247 #define CONFIG_SPL_FRAMEWORK
248 #define CONFIG_SPL_NAND_SIMPLE
249
250 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
251 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
252
253 #define CONFIG_SPL_NAND_BASE
254 #define CONFIG_SPL_NAND_DRIVERS
255 #define CONFIG_SPL_NAND_ECC
256
257 /* NAND boot config */
258 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
259 #define CONFIG_SYS_NAND_PAGE_COUNT 64
260 #define CONFIG_SYS_NAND_PAGE_SIZE 2048
261 #define CONFIG_SYS_NAND_OOBSIZE 64
262 #define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024)
263 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
264 /*
265 * Use the ECC/OOB layout from omap_gpmc.h that matches your chip:
266 * SP vs LP, 8bit vs 16bit: GPMC_NAND_HW_ECC_LAYOUT
267 */
268 #define CONFIG_SYS_NAND_ECCPOS { 1, 2, 3, 4, 5, 6, 7, 8, 9, \
269 10, 11, 12 }
270 #define CONFIG_SYS_NAND_ECCSIZE 512
271 #define CONFIG_SYS_NAND_ECCBYTES 3
272 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_HAM1_CODE_HW
273
274 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
275 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000
276
277 #define CONFIG_SPL_TEXT_BASE 0x40200800
278 #define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \
279 CONFIG_SPL_TEXT_BASE)
280
281 /*
282 * Use 0x80008000 as TEXT_BASE here for compatibility reasons with the
283 * older x-loader implementations. And move the BSS area so that it
284 * doesn't overlap with TEXT_BASE.
285 */
286 #define CONFIG_SYS_TEXT_BASE 0x80008000
287 #define CONFIG_SPL_BSS_START_ADDR 0x80100000
288 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */
289
290 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000
291 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000
292
293 /* EEPROM */
294 #define CONFIG_ENV_EEPROM_IS_ON_I2C
295 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
296 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4
297 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 5
298 #define CONFIG_SYS_EEPROM_SIZE 256
299
300 #endif /* __CONFIG_H */