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_CM_T3517 /* working with CM-T3517 */
18 #define CONFIG_SYS_TEXT_BASE 0x80008000
21 * This is needed for the DMA stuff.
22 * Although the default iss 64, we still define it
23 * to be on the safe side once the default is changed.
26 #include <asm/arch/cpu.h> /* get chip and board defs */
27 #include <asm/arch/omap.h>
29 #define CONFIG_MACH_TYPE MACH_TYPE_CM_T3517
32 #define V_OSCK 26000000 /* Clock output from T2 */
33 #define V_SCLK (V_OSCK >> 1)
35 #define CONFIG_MISC_INIT_R
38 * The early kernel mapping on ARM currently only maps from the base of DRAM
39 * to the end of the kernel image. The kernel is loaded at DRAM base + 0x8000.
40 * The early kernel pagetable uses DRAM base + 0x4000 to DRAM base + 0x8000,
41 * so that leaves DRAM base to DRAM base + 0x4000 available.
43 #define CONFIG_SYS_BOOTMAPSZ 0x4000
45 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
46 #define CONFIG_SETUP_MEMORY_TAGS
47 #define CONFIG_INITRD_TAG
48 #define CONFIG_REVISION_TAG
49 #define CONFIG_SERIAL_TAG
52 * Size of malloc() pool
54 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */
55 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128 << 10))
62 * NS16550 Configuration
64 #define CONFIG_SYS_NS16550_SERIAL
65 #define CONFIG_SYS_NS16550_REG_SIZE (-4)
66 #define CONFIG_SYS_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */
69 * select serial console configuration
71 #define CONFIG_CONS_INDEX 3
72 #define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3
73 #define CONFIG_SERIAL3 3 /* UART3 */
75 /* allow to overwrite serial and ethaddr */
76 #define CONFIG_ENV_OVERWRITE
77 #define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\
82 #ifndef CONFIG_USB_MUSB_AM35X
83 #define CONFIG_USB_OMAP3
84 #define CONFIG_OMAP_EHCI_PHY1_RESET_GPIO 146
85 #define CONFIG_OMAP_EHCI_PHY2_RESET_GPIO 147
86 #endif /* CONFIG_USB_MUSB_AM35X */
88 /* commands to include */
89 #define CONFIG_MTD_DEVICE /* needed for mtdparts commands */
90 #define CONFIG_MTD_PARTITIONS
92 #define CONFIG_SYS_I2C
93 #define CONFIG_SYS_OMAP24_I2C_SPEED 400000
94 #define CONFIG_SYS_OMAP24_I2C_SLAVE 1
95 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50
96 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
97 #define CONFIG_SYS_I2C_EEPROM_BUS 0
98 #define CONFIG_I2C_MULTI_BUS
103 #define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */
105 #define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */
106 /* to access nand at */
108 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND */
111 /* Environment information */
112 #define CONFIG_EXTRA_ENV_SETTINGS \
113 "loadaddr=0x82000000\0" \
114 "baudrate=115200\0" \
115 "console=ttyO2,115200n8\0" \
119 "dvimode=1024x768MR-16@60\0" \
120 "defaultdisplay=dvi\0" \
122 "mmcroot=/dev/mmcblk0p2 rw rootwait\0" \
123 "mmcrootfstype=ext4\0" \
124 "nandroot=/dev/mtdblock4 rw\0" \
125 "nandrootfstype=ubifs\0" \
126 "mmcargs=setenv bootargs console=${console} " \
127 "mpurate=${mpurate} " \
129 "omapfb.mode=dvi:${dvimode} " \
130 "omapdss.def_disp=${defaultdisplay} " \
132 "rootfstype=${mmcrootfstype}\0" \
133 "nandargs=setenv bootargs console=${console} " \
134 "mpurate=${mpurate} " \
136 "omapfb.mode=dvi:${dvimode} " \
137 "omapdss.def_disp=${defaultdisplay} " \
138 "root=${nandroot} " \
139 "rootfstype=${nandrootfstype}\0" \
140 "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
141 "bootscript=echo Running bootscript from mmc ...; " \
142 "source ${loadaddr}\0" \
143 "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
144 "mmcboot=echo Booting from mmc ...; " \
146 "bootm ${loadaddr}\0" \
147 "nandboot=echo Booting from nand ...; " \
149 "nand read ${loadaddr} 2a0000 400000; " \
150 "bootm ${loadaddr}\0" \
152 #define CONFIG_BOOTCOMMAND \
153 "mmc dev ${mmcdev}; if mmc rescan; then " \
154 "if run loadbootscript; then " \
157 "if run loaduimage; then " \
159 "else run nandboot; " \
162 "else run nandboot; fi"
165 * Miscellaneous configurable options
167 #define CONFIG_AUTO_COMPLETE
168 #define CONFIG_CMDLINE_EDITING
169 #define CONFIG_TIMESTAMP
170 #define CONFIG_SYS_AUTOLOAD "no"
171 #define CONFIG_SYS_LONGHELP /* undef to save memory */
172 #define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */
173 #define CONFIG_SYS_MAXARGS 32 /* max number of command args */
175 #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0 + 0x02000000)
178 * AM3517 has 12 GP timers, they can be driven by the system clock
179 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
180 * This rate is divided by a local divisor.
182 #define CONFIG_SYS_TIMERBASE (OMAP34XX_GPT2)
183 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
184 #define CONFIG_SYS_HZ 1000
186 /*-----------------------------------------------------------------------
187 * Physical Memory Map
189 #define CONFIG_NR_DRAM_BANKS 1 /* CM-T3517 DRAM is only on CS0 */
190 #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0
191 #define CONFIG_SYS_CS0_SIZE (256 << 20)
193 /*-----------------------------------------------------------------------
194 * FLASH and environment organization
197 /* **** PISMO SUPPORT *** */
198 /* Monitor at start of flash */
199 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
200 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */
202 #define CONFIG_ENV_OFFSET 0x260000
203 #define CONFIG_ENV_ADDR 0x260000
205 #if defined(CONFIG_CMD_NET)
206 #define CONFIG_DRIVER_TI_EMAC
207 #define CONFIG_DRIVER_TI_EMAC_USE_RMII
209 #define CONFIG_ARP_TIMEOUT 200UL
210 #define CONFIG_NET_RETRY_COUNT 5
211 #endif /* CONFIG_CMD_NET */
213 /* additions for new relocation code, must be added to all boards */
214 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
215 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800
216 #define CONFIG_SYS_INIT_RAM_SIZE 0x800
217 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
218 CONFIG_SYS_INIT_RAM_SIZE - \
219 GENERATED_GBL_DATA_SIZE)
222 #define GREEN_LED_GPIO 186 /* CM-T3517 Green LED is GPIO186 */
224 /* Display Configuration */
225 #define CONFIG_VIDEO_OMAP3
226 #define LCD_BPP LCD_COLOR16
228 #define CONFIG_SPLASH_SCREEN
229 #define CONFIG_SPLASHIMAGE_GUARD
230 #define CONFIG_BMP_16BPP
231 #define CONFIG_SCF0403_LCD
234 #define CONFIG_ENV_EEPROM_IS_ON_I2C
235 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
236 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4
237 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 5
238 #define CONFIG_SYS_EEPROM_SIZE 256
240 #endif /* __CONFIG_H */