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
20 #define CONFIG_SDRC /* Has an SDRC controller */
22 #include <asm/arch/cpu.h> /* get chip and board defs */
23 #include <asm/arch/omap.h>
26 #define V_OSCK 26000000 /* Clock output from T2 */
27 #define V_SCLK (V_OSCK >> 1)
29 #define CONFIG_MISC_INIT_R
31 #define CONFIG_CMDLINE_TAG
32 #define CONFIG_SETUP_MEMORY_TAGS
33 #define CONFIG_INITRD_TAG
34 #define CONFIG_REVISION_TAG
37 * Size of malloc() pool
39 #define CONFIG_SYS_MALLOC_LEN (4 << 20)
40 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB sector */
47 * NS16550 Configuration
49 #define V_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */
51 #define CONFIG_SYS_NS16550_SERIAL
52 #define CONFIG_SYS_NS16550_REG_SIZE (-4)
53 #define CONFIG_SYS_NS16550_CLK V_NS16550_CLK
56 * select serial console configuration
58 #define CONFIG_CONS_INDEX 3
59 #define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3
61 /* allow to overwrite serial and ethaddr */
62 #define CONFIG_ENV_OVERWRITE
64 /* commands to include */
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),"\
71 #define CONFIG_SYS_I2C
72 #define CONFIG_SYS_I2C_OMAP24XX
73 #define CONFIG_SYS_OMAP24_I2C_SPEED 100000
74 #define CONFIG_SYS_OMAP24_I2C_SLAVE 1
75 #define CONFIG_I2C_MULTI_BUS
80 #define CONFIG_TWL4030_LED
85 #define CONFIG_NAND_OMAP_GPMC
86 #define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */
88 #define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */
89 /* to access nand at */
92 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND */
94 #define CONFIG_SYS_NAND_BUSWIDTH_16BIT
95 /* Environment information */
97 #define CONFIG_EXTRA_ENV_SETTINGS \
98 "loadaddr=0x82000000\0" \
99 "console=ttyO2,115200n8\0" \
101 "dvi_mode=omapfb.mode=dvi:1280x720-24@60\0" \
102 "tv_mode=omapfb.mode=tv:ntsc\0" \
103 "video_mode=omapdss.def_disp=lcd vram=6M omapfb.vram=0:2M,1:2M,2:2M\0" \
104 "lcd_mode=omapfb.mode=lcd:800x480@60 \0" \
105 "extra_options= \0" \
107 "mmcroot=/dev/mmcblk0p2 rw\0" \
108 "mmcrootfstype=ext3 rootwait\0" \
109 "nandroot=ubi0:rootfs ubi.mtd=4\0" \
110 "nandrootfstype=ubifs\0" \
111 "mmcargs=setenv bootargs console=${console} " \
112 "mpurate=${mpurate} " \
115 "rootfstype=${mmcrootfstype} " \
116 "${extra_options}\0" \
117 "nandargs=setenv bootargs console=${console} " \
118 "mpurate=${mpurate} " \
120 "${network_setting} " \
121 "root=${nandroot} " \
122 "rootfstype=${nandrootfstype} "\
123 "${extra_options}\0" \
124 "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
125 "bootscript=echo Running bootscript from mmc ...; " \
126 "source ${loadaddr}\0" \
127 "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
128 "mmcboot=echo Booting from mmc ...; " \
130 "bootm ${loadaddr}\0" \
131 "nandboot=echo Booting from nand ...; " \
133 "nand read ${loadaddr} 280000 400000; " \
134 "bootm ${loadaddr}\0" \
136 #define CONFIG_BOOTCOMMAND \
137 "if mmc rescan ${mmcdev}; then " \
138 "if run loadbootscript; then " \
141 "if run loaduimage; then " \
143 "else run nandboot; " \
146 "else run nandboot; fi"
149 * Miscellaneous configurable options
151 #define CONFIG_SYS_LONGHELP /* undef to save memory */
152 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
154 /* turn on command-line edit/hist/auto */
155 #define CONFIG_CMDLINE_EDITING
156 #define CONFIG_AUTO_COMPLETE
158 /* Print Buffer Size */
159 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
160 sizeof(CONFIG_SYS_PROMPT) + 16)
161 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
162 /* Boot Argument Buffer Size */
163 #define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE)
165 #define CONFIG_SYS_ALT_MEMTEST 1
166 #define CONFIG_SYS_MEMTEST_START (0x82000000) /* memtest */
168 #define CONFIG_SYS_MEMTEST_END (0x83FFFFFF) /* 64MB */
169 #define CONFIG_SYS_MEMTEST_SCRATCH (0x81000000) /* dummy address */
171 #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default */
173 #define CONFIG_SYS_TEXT_BASE 0x80008000
176 * OMAP3 has 12 GP timers, they can be driven by the system clock
177 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
178 * This rate is divided by a local divisor.
180 #define CONFIG_SYS_TIMERBASE (OMAP34XX_GPT2)
181 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
184 * Physical Memory Map
186 #define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */
187 #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0
188 #define PHYS_SDRAM_1_SIZE (32 << 20) /* at least 32 MiB */
189 #define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1
192 * FLASH and environment organization
195 /* **** PISMO SUPPORT *** */
196 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */
197 #define CONFIG_SYS_FLASH_BASE NAND_BASE
199 /* Monitor at start of flash */
200 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
201 #define CONFIG_SYS_ONENAND_BASE ONENAND_MAP
203 #define ONENAND_ENV_OFFSET 0x260000 /* environment starts here */
204 #define SMNAND_ENV_OFFSET 0x260000 /* environment starts here */
206 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10)
207 #define CONFIG_ENV_OFFSET SMNAND_ENV_OFFSET
208 #define CONFIG_ENV_ADDR CONFIG_ENV_OFFSET
210 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
211 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800
212 #define CONFIG_SYS_INIT_RAM_SIZE 0x800
213 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
214 CONFIG_SYS_INIT_RAM_SIZE - \
215 GENERATED_GBL_DATA_SIZE)
217 #define CONFIG_OMAP3_SPI
222 * Currently only EHCI is enabled, the MUSB OTG controller
227 #define CONFIG_OMAP_EHCI_PHY1_RESET_GPIO 162
229 #define CONFIG_USB_HOST_ETHER
230 #define CONFIG_USB_ETHER_SMSC95XX
232 #define CONFIG_USB_ETHER
233 #define CONFIG_USB_ETHER_RNDIS
235 /* Defines for SPL */
236 #define CONFIG_SPL_FRAMEWORK
237 #define CONFIG_SPL_NAND_SIMPLE
239 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
240 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
242 #define CONFIG_SPL_NAND_BASE
243 #define CONFIG_SPL_NAND_DRIVERS
244 #define CONFIG_SPL_NAND_ECC
245 #define CONFIG_SPL_OMAP3_ID_NAND
246 #define CONFIG_SPL_LDSCRIPT "arch/arm/mach-omap2/u-boot-spl.lds"
248 /* NAND boot config */
249 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
250 #define CONFIG_SYS_NAND_PAGE_COUNT 64
251 #define CONFIG_SYS_NAND_PAGE_SIZE 2048
252 #define CONFIG_SYS_NAND_OOBSIZE 64
253 #define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024)
254 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
256 * Use the ECC/OOB layout from omap_gpmc.h that matches your chip:
257 * SP vs LP, 8bit vs 16bit: GPMC_NAND_HW_ECC_LAYOUT
259 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \
261 #define CONFIG_SYS_NAND_ECCSIZE 512
262 #define CONFIG_SYS_NAND_ECCBYTES 3
263 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_HAM1_CODE_HW
265 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
266 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000
268 #define CONFIG_SPL_TEXT_BASE 0x40200800
269 #define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \
270 CONFIG_SPL_TEXT_BASE)
273 * Use 0x80008000 as TEXT_BASE here for compatibility reasons with the
274 * older x-loader implementations. And move the BSS area so that it
275 * doesn't overlap with TEXT_BASE.
277 #define CONFIG_SYS_TEXT_BASE 0x80008000
278 #define CONFIG_SPL_BSS_START_ADDR 0x80100000
279 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */
281 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000
282 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000
284 #endif /* __CONFIG_H */