2 * (C) Copyright 2013 CompuLab, Ltd.
3 * Author: Igor Grinberg <grinberg@compulab.co.il>
5 * Configuration settings for the CompuLab CM-T3517 board
7 * SPDX-License-Identifier: GPL-2.0+
14 * High Level Configuration Options
16 #define CONFIG_OMAP /* in a TI OMAP core */
17 #define CONFIG_CM_T3517 /* working with CM-T3517 */
18 #define CONFIG_OMAP_COMMON
19 /* Common ARM Erratas */
20 #define CONFIG_ARM_ERRATA_454179
21 #define CONFIG_ARM_ERRATA_430973
22 #define CONFIG_ARM_ERRATA_621766
24 #define CONFIG_SYS_TEXT_BASE 0x80008000
27 * This is needed for the DMA stuff.
28 * Although the default iss 64, we still define it
29 * to be on the safe side once the default is changed.
32 #define CONFIG_EMIF4 /* The chip has EMIF4 controller */
34 #include <asm/arch/cpu.h> /* get chip and board defs */
35 #include <asm/arch/omap.h>
37 #define CONFIG_MACH_TYPE MACH_TYPE_CM_T3517
40 #define V_OSCK 26000000 /* Clock output from T2 */
41 #define V_SCLK (V_OSCK >> 1)
43 #define CONFIG_MISC_INIT_R
46 * The early kernel mapping on ARM currently only maps from the base of DRAM
47 * to the end of the kernel image. The kernel is loaded at DRAM base + 0x8000.
48 * The early kernel pagetable uses DRAM base + 0x4000 to DRAM base + 0x8000,
49 * so that leaves DRAM base to DRAM base + 0x4000 available.
51 #define CONFIG_SYS_BOOTMAPSZ 0x4000
53 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
54 #define CONFIG_SETUP_MEMORY_TAGS
55 #define CONFIG_INITRD_TAG
56 #define CONFIG_REVISION_TAG
57 #define CONFIG_SERIAL_TAG
60 * Size of malloc() pool
62 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */
63 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128 << 10))
70 * NS16550 Configuration
72 #define CONFIG_SYS_NS16550_SERIAL
73 #define CONFIG_SYS_NS16550_REG_SIZE (-4)
74 #define CONFIG_SYS_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */
77 * select serial console configuration
79 #define CONFIG_CONS_INDEX 3
80 #define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3
81 #define CONFIG_SERIAL3 3 /* UART3 */
83 /* allow to overwrite serial and ethaddr */
84 #define CONFIG_ENV_OVERWRITE
85 #define CONFIG_BAUDRATE 115200
86 #define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\
89 #define CONFIG_OMAP_GPIO
91 #define CONFIG_GENERIC_MMC
93 #define CONFIG_OMAP_HSMMC
94 #define CONFIG_DOS_PARTITION
97 #define CONFIG_USB_MUSB_AM35X
99 #ifndef CONFIG_USB_MUSB_AM35X
100 #define CONFIG_USB_OMAP3
101 #define CONFIG_USB_EHCI
102 #define CONFIG_USB_EHCI_OMAP
103 #define CONFIG_OMAP_EHCI_PHY1_RESET_GPIO 146
104 #define CONFIG_OMAP_EHCI_PHY2_RESET_GPIO 147
105 #else /* !CONFIG_USB_MUSB_AM35X */
106 #define CONFIG_USB_MUSB_PIO_ONLY
107 #endif /* CONFIG_USB_MUSB_AM35X */
109 /* commands to include */
110 #define CONFIG_CMD_MTDPARTS /* Enable MTD parts commands */
111 #define CONFIG_MTD_DEVICE /* needed for mtdparts commands */
112 #define CONFIG_MTD_PARTITIONS
113 #define MTDIDS_DEFAULT "nand0=nand"
114 #define MTDPARTS_DEFAULT "mtdparts=nand:512k(x-loader),"\
115 "1920k(u-boot),256k(u-boot-env),"\
118 #define CONFIG_CMD_NAND /* NAND support */
120 #define CONFIG_SYS_NO_FLASH
121 #define CONFIG_SYS_I2C
122 #define CONFIG_SYS_OMAP24_I2C_SPEED 400000
123 #define CONFIG_SYS_OMAP24_I2C_SLAVE 1
124 #define CONFIG_SYS_I2C_OMAP34XX
125 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50
126 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
127 #define CONFIG_SYS_I2C_EEPROM_BUS 0
128 #define CONFIG_I2C_MULTI_BUS
133 #define CONFIG_NAND_OMAP_GPMC
134 #define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */
136 #define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */
137 /* to access nand at */
139 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND */
142 /* Environment information */
143 #define CONFIG_EXTRA_ENV_SETTINGS \
144 "loadaddr=0x82000000\0" \
145 "baudrate=115200\0" \
146 "console=ttyO2,115200n8\0" \
150 "dvimode=1024x768MR-16@60\0" \
151 "defaultdisplay=dvi\0" \
153 "mmcroot=/dev/mmcblk0p2 rw rootwait\0" \
154 "mmcrootfstype=ext4\0" \
155 "nandroot=/dev/mtdblock4 rw\0" \
156 "nandrootfstype=ubifs\0" \
157 "mmcargs=setenv bootargs console=${console} " \
158 "mpurate=${mpurate} " \
160 "omapfb.mode=dvi:${dvimode} " \
161 "omapdss.def_disp=${defaultdisplay} " \
163 "rootfstype=${mmcrootfstype}\0" \
164 "nandargs=setenv bootargs console=${console} " \
165 "mpurate=${mpurate} " \
167 "omapfb.mode=dvi:${dvimode} " \
168 "omapdss.def_disp=${defaultdisplay} " \
169 "root=${nandroot} " \
170 "rootfstype=${nandrootfstype}\0" \
171 "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
172 "bootscript=echo Running bootscript from mmc ...; " \
173 "source ${loadaddr}\0" \
174 "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
175 "mmcboot=echo Booting from mmc ...; " \
177 "bootm ${loadaddr}\0" \
178 "nandboot=echo Booting from nand ...; " \
180 "nand read ${loadaddr} 2a0000 400000; " \
181 "bootm ${loadaddr}\0" \
183 #define CONFIG_BOOTCOMMAND \
184 "mmc dev ${mmcdev}; if mmc rescan; then " \
185 "if run loadbootscript; then " \
188 "if run loaduimage; then " \
190 "else run nandboot; " \
193 "else run nandboot; fi"
196 * Miscellaneous configurable options
198 #define CONFIG_AUTO_COMPLETE
199 #define CONFIG_CMDLINE_EDITING
200 #define CONFIG_TIMESTAMP
201 #define CONFIG_SYS_AUTOLOAD "no"
202 #define CONFIG_SYS_LONGHELP /* undef to save memory */
203 #define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */
204 /* Print Buffer Size */
205 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
206 sizeof(CONFIG_SYS_PROMPT) + 16)
207 #define CONFIG_SYS_MAXARGS 32 /* max number of command args */
208 /* Boot Argument Buffer Size */
209 #define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE)
211 #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0 + 0x02000000)
214 * AM3517 has 12 GP timers, they can be driven by the system clock
215 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
216 * This rate is divided by a local divisor.
218 #define CONFIG_SYS_TIMERBASE (OMAP34XX_GPT2)
219 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
220 #define CONFIG_SYS_HZ 1000
222 /*-----------------------------------------------------------------------
223 * Physical Memory Map
225 #define CONFIG_NR_DRAM_BANKS 1 /* CM-T3517 DRAM is only on CS0 */
226 #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0
227 #define CONFIG_SYS_CS0_SIZE (256 << 20)
229 /*-----------------------------------------------------------------------
230 * FLASH and environment organization
233 /* **** PISMO SUPPORT *** */
234 /* Monitor at start of flash */
235 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
236 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */
238 #define CONFIG_ENV_IS_IN_NAND
239 #define SMNAND_ENV_OFFSET 0x260000 /* environment starts here */
240 #define CONFIG_ENV_OFFSET SMNAND_ENV_OFFSET
241 #define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET
243 #if defined(CONFIG_CMD_NET)
244 #define CONFIG_DRIVER_TI_EMAC
245 #define CONFIG_DRIVER_TI_EMAC_USE_RMII
247 #define CONFIG_SMC911X
248 #define CONFIG_SMC911X_32_BIT
249 #define CONFIG_SMC911X_BASE (0x2C000000 + (16 << 20))
250 #define CONFIG_ARP_TIMEOUT 200UL
251 #define CONFIG_NET_RETRY_COUNT 5
252 #endif /* CONFIG_CMD_NET */
254 /* additions for new relocation code, must be added to all boards */
255 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
256 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800
257 #define CONFIG_SYS_INIT_RAM_SIZE 0x800
258 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
259 CONFIG_SYS_INIT_RAM_SIZE - \
260 GENERATED_GBL_DATA_SIZE)
263 #define CONFIG_STATUS_LED /* Status LED enabled */
264 #define CONFIG_BOARD_SPECIFIC_LED
265 #define CONFIG_GPIO_LED
266 #define GREEN_LED_GPIO 186 /* CM-T3517 Green LED is GPIO186 */
267 #define GREEN_LED_DEV 0
268 #define STATUS_LED_BIT GREEN_LED_GPIO
269 #define STATUS_LED_STATE STATUS_LED_ON
270 #define STATUS_LED_PERIOD (CONFIG_SYS_HZ / 2)
271 #define STATUS_LED_BOOT GREEN_LED_DEV
274 #ifdef CONFIG_STATUS_LED
275 #define CONFIG_OMAP3_GPIO_6 /* GPIO186 is in GPIO bank 6 */
278 /* Display Configuration */
279 #define CONFIG_OMAP3_GPIO_2
280 #define CONFIG_OMAP3_GPIO_5
281 #define CONFIG_VIDEO_OMAP3
282 #define LCD_BPP LCD_COLOR16
284 #define CONFIG_SPLASH_SCREEN
285 #define CONFIG_SPLASHIMAGE_GUARD
286 #define CONFIG_CMD_BMP
287 #define CONFIG_BMP_16BPP
288 #define CONFIG_SCF0403_LCD
290 #define CONFIG_OMAP3_SPI
293 #define CONFIG_CMD_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
300 #define CONFIG_CMD_EEPROM_LAYOUT
301 #define CONFIG_EEPROM_LAYOUT_HELP_STRING "v1, v2, v3"
303 #endif /* __CONFIG_H */