2 * Configuration settings for the TechNexion TAO-3530 SOM
3 * equipped on Thunder baseboard.
5 * Edward Lin <linuxfae@technexion.com>
6 * Tapani Utriainen <linuxfae@technexion.com>
8 * Copyright (C) 2013 Stefan Roese <sr@denx.de>
10 * SPDX-License-Identifier: GPL-2.0+
17 * High Level Configuration Options
19 #define CONFIG_OMAP /* in a TI OMAP core */
21 #define CONFIG_OMAP_GPIO
22 /* Common ARM Erratas */
23 #define CONFIG_ARM_ERRATA_454179
24 #define CONFIG_ARM_ERRATA_430973
25 #define CONFIG_ARM_ERRATA_621766
27 #define MACH_TYPE_OMAP3_TAO3530 2836
29 #define CONFIG_SDRC /* Has an SDRC controller */
31 #include <asm/arch/cpu.h> /* get chip and board defs */
32 #include <asm/arch/omap.h>
35 #define V_OSCK 26000000 /* Clock output from T2 */
36 #define V_SCLK (V_OSCK >> 1)
38 #define CONFIG_MISC_INIT_R
40 #define CONFIG_CMDLINE_TAG
41 #define CONFIG_SETUP_MEMORY_TAGS
42 #define CONFIG_INITRD_TAG
43 #define CONFIG_REVISION_TAG
46 * Size of malloc() pool
48 #define CONFIG_SYS_MALLOC_LEN (4 << 20)
49 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB sector */
56 * NS16550 Configuration
58 #define V_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */
60 #define CONFIG_SYS_NS16550_SERIAL
61 #define CONFIG_SYS_NS16550_REG_SIZE (-4)
62 #define CONFIG_SYS_NS16550_CLK V_NS16550_CLK
65 * select serial console configuration
67 #define CONFIG_CONS_INDEX 3
68 #define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3
70 /* allow to overwrite serial and ethaddr */
71 #define CONFIG_ENV_OVERWRITE
72 #define CONFIG_BAUDRATE 115200
73 #define CONFIG_GENERIC_MMC
75 #define CONFIG_OMAP_HSMMC
76 #define CONFIG_DOS_PARTITION
79 #define CONFIG_OMAP3_GPIO_2 /* GPIO32 ..63 is in GPIO bank 2 */
80 #define CONFIG_OMAP3_GPIO_3 /* GPIO64 ..95 is in GPIO bank 3 */
81 #define CONFIG_OMAP3_GPIO_4 /* GPIO96 ..127 is in GPIO bank 4 */
82 #define CONFIG_OMAP3_GPIO_5 /* GPIO128..159 is in GPIO bank 5 */
83 #define CONFIG_OMAP3_GPIO_6 /* GPIO160..191 is in GPIO bank 6 */
85 /* commands to include */
86 #define CONFIG_CMD_MTDPARTS /* Enable MTD parts commands */
87 #define CONFIG_MTD_DEVICE /* needed for mtdparts commands */
88 #define MTDIDS_DEFAULT "nand0=nand"
89 #define MTDPARTS_DEFAULT "mtdparts=nand:512k(x-loader),"\
90 "1920k(u-boot),128k(u-boot-env),"\
93 #define CONFIG_CMD_NAND /* NAND support */
95 #define CONFIG_SYS_NO_FLASH
96 #define CONFIG_SYS_I2C
97 #define CONFIG_SYS_I2C_OMAP34XX
98 #define CONFIG_SYS_OMAP24_I2C_SPEED 100000
99 #define CONFIG_SYS_OMAP24_I2C_SLAVE 1
100 #define CONFIG_I2C_MULTI_BUS
105 #define CONFIG_TWL4030_POWER
106 #define CONFIG_TWL4030_LED
111 #define CONFIG_NAND_OMAP_GPMC
112 #define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */
114 #define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */
115 /* to access nand at */
118 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND */
120 #define CONFIG_SYS_NAND_BUSWIDTH_16BIT
121 /* Environment information */
123 #define CONFIG_EXTRA_ENV_SETTINGS \
124 "loadaddr=0x82000000\0" \
125 "console=ttyO2,115200n8\0" \
127 "dvi_mode=omapfb.mode=dvi:1280x720-24@60\0" \
128 "tv_mode=omapfb.mode=tv:ntsc\0" \
129 "video_mode=omapdss.def_disp=lcd vram=6M omapfb.vram=0:2M,1:2M,2:2M\0" \
130 "lcd_mode=omapfb.mode=lcd:800x480@60 \0" \
131 "extra_options= \0" \
133 "mmcroot=/dev/mmcblk0p2 rw\0" \
134 "mmcrootfstype=ext3 rootwait\0" \
135 "nandroot=ubi0:rootfs ubi.mtd=4\0" \
136 "nandrootfstype=ubifs\0" \
137 "mmcargs=setenv bootargs console=${console} " \
138 "mpurate=${mpurate} " \
141 "rootfstype=${mmcrootfstype} " \
142 "${extra_options}\0" \
143 "nandargs=setenv bootargs console=${console} " \
144 "mpurate=${mpurate} " \
146 "${network_setting} " \
147 "root=${nandroot} " \
148 "rootfstype=${nandrootfstype} "\
149 "${extra_options}\0" \
150 "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
151 "bootscript=echo Running bootscript from mmc ...; " \
152 "source ${loadaddr}\0" \
153 "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
154 "mmcboot=echo Booting from mmc ...; " \
156 "bootm ${loadaddr}\0" \
157 "nandboot=echo Booting from nand ...; " \
159 "nand read ${loadaddr} 280000 400000; " \
160 "bootm ${loadaddr}\0" \
162 #define CONFIG_BOOTCOMMAND \
163 "if mmc rescan ${mmcdev}; then " \
164 "if run loadbootscript; then " \
167 "if run loaduimage; then " \
169 "else run nandboot; " \
172 "else run nandboot; fi"
175 * Miscellaneous configurable options
177 #define CONFIG_SYS_LONGHELP /* undef to save memory */
178 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
180 /* turn on command-line edit/hist/auto */
181 #define CONFIG_CMDLINE_EDITING
182 #define CONFIG_COMMAND_HISTORY
183 #define CONFIG_AUTO_COMPLETE
185 /* Print Buffer Size */
186 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
187 sizeof(CONFIG_SYS_PROMPT) + 16)
188 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
189 /* Boot Argument Buffer Size */
190 #define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE)
192 #define CONFIG_SYS_ALT_MEMTEST 1
193 #define CONFIG_SYS_MEMTEST_START (0x82000000) /* memtest */
195 #define CONFIG_SYS_MEMTEST_END (0x83FFFFFF) /* 64MB */
196 #define CONFIG_SYS_MEMTEST_SCRATCH (0x81000000) /* dummy address */
198 #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default */
200 #define CONFIG_SYS_TEXT_BASE 0x80008000
203 * OMAP3 has 12 GP timers, they can be driven by the system clock
204 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
205 * This rate is divided by a local divisor.
207 #define CONFIG_SYS_TIMERBASE (OMAP34XX_GPT2)
208 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
213 * The stack sizes are set up in start.S using the settings below
215 #define CONFIG_STACKSIZE (128 << 10) /* regular stack 128 KiB */
218 * Physical Memory Map
220 #define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */
221 #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0
222 #define PHYS_SDRAM_1_SIZE (32 << 20) /* at least 32 MiB */
223 #define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1
226 * FLASH and environment organization
229 /* **** PISMO SUPPORT *** */
230 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */
231 #define CONFIG_SYS_FLASH_BASE NAND_BASE
233 /* Monitor at start of flash */
234 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
235 #define CONFIG_SYS_ONENAND_BASE ONENAND_MAP
237 #define CONFIG_ENV_IS_IN_NAND 1
238 #define ONENAND_ENV_OFFSET 0x260000 /* environment starts here */
239 #define SMNAND_ENV_OFFSET 0x260000 /* environment starts here */
241 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10)
242 #define CONFIG_ENV_OFFSET SMNAND_ENV_OFFSET
243 #define CONFIG_ENV_ADDR CONFIG_ENV_OFFSET
245 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
246 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800
247 #define CONFIG_SYS_INIT_RAM_SIZE 0x800
248 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
249 CONFIG_SYS_INIT_RAM_SIZE - \
250 GENERATED_GBL_DATA_SIZE)
252 #define CONFIG_OMAP3_SPI
257 * Currently only EHCI is enabled, the MUSB OTG controller
262 #define CONFIG_USB_EHCI
263 #define CONFIG_USB_EHCI_OMAP
264 #define CONFIG_OMAP_EHCI_PHY1_RESET_GPIO 162
266 #define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS 3
267 #define CONFIG_USB_HOST_ETHER
268 #define CONFIG_USB_ETHER_SMSC95XX
270 #define CONFIG_USB_ETHER
271 #define CONFIG_USB_ETHER_RNDIS
272 #define CONGIG_CMD_STORAGE
274 /* Defines for SPL */
275 #define CONFIG_SPL_FRAMEWORK
276 #define CONFIG_SPL_NAND_SIMPLE
278 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
279 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
281 #define CONFIG_SPL_BOARD_INIT
282 #define CONFIG_SPL_NAND_BASE
283 #define CONFIG_SPL_NAND_DRIVERS
284 #define CONFIG_SPL_NAND_ECC
285 #define CONFIG_SPL_OMAP3_ID_NAND
286 #define CONFIG_SPL_LDSCRIPT "arch/arm/mach-omap2/u-boot-spl.lds"
288 /* NAND boot config */
289 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
290 #define CONFIG_SYS_NAND_PAGE_COUNT 64
291 #define CONFIG_SYS_NAND_PAGE_SIZE 2048
292 #define CONFIG_SYS_NAND_OOBSIZE 64
293 #define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024)
294 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
296 * Use the ECC/OOB layout from omap_gpmc.h that matches your chip:
297 * SP vs LP, 8bit vs 16bit: GPMC_NAND_HW_ECC_LAYOUT
299 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \
301 #define CONFIG_SYS_NAND_ECCSIZE 512
302 #define CONFIG_SYS_NAND_ECCBYTES 3
303 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_HAM1_CODE_HW
305 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
306 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000
308 #define CONFIG_SPL_TEXT_BASE 0x40200800
309 #define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \
310 CONFIG_SPL_TEXT_BASE)
313 * Use 0x80008000 as TEXT_BASE here for compatibility reasons with the
314 * older x-loader implementations. And move the BSS area so that it
315 * doesn't overlap with TEXT_BASE.
317 #define CONFIG_SYS_TEXT_BASE 0x80008000
318 #define CONFIG_SPL_BSS_START_ADDR 0x80100000
319 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */
321 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000
322 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000
324 #endif /* __CONFIG_H */