1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Config file for Compulab CM-T335 board
5 * Copyright (C) 2013, Compulab Ltd - http://compulab.co.il/
7 * Author: Ilya Ledvich <ilya@compulab.co.il>
10 #ifndef __CONFIG_CM_T335_H
11 #define __CONFIG_CM_T335_H
13 #define CONFIG_CM_T335
15 #include <configs/ti_am335x_common.h>
17 #undef CONFIG_MAX_RAM_BANK_SIZE
18 #define CONFIG_MAX_RAM_BANK_SIZE (512 << 20) /* 512MB */
20 #define CONFIG_MACH_TYPE MACH_TYPE_CM_T335
23 #define V_OSCK 25000000 /* Clock output from T2 */
24 #define V_SCLK (V_OSCK)
26 #define CONFIG_ENV_SIZE (16 << 10) /* 16 KiB */
28 #ifndef CONFIG_SPL_BUILD
31 "mmcroot=/dev/mmcblk0p2 rw rootwait\0" \
32 "mmcrootfstype=ext4\0" \
33 "mmcargs=setenv bootargs console=${console} " \
35 "rootfstype=${mmcrootfstype}\0" \
36 "mmcboot=echo Booting from mmc ...; " \
41 "mtdids=" CONFIG_MTDIDS_DEFAULT "\0" \
42 "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \
43 "nandroot=ubi0:rootfs rw\0" \
44 "nandrootfstype=ubifs\0" \
45 "nandargs=setenv bootargs console=${console} " \
47 "rootfstype=${nandrootfstype} " \
48 "ubi.mtd=${rootfs_name}\0" \
49 "nandboot=echo Booting from nand ...; " \
51 "nboot ${loadaddr} nand0 900000; " \
54 #define CONFIG_EXTRA_ENV_SETTINGS \
55 "loadaddr=82000000\0" \
56 "console=ttyO0,115200n8\0" \
57 "rootfs_name=rootfs\0" \
58 "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
59 "bootscript=echo Running bootscript from mmc ...; " \
60 "source ${loadaddr}\0" \
61 "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
65 #define CONFIG_BOOTCOMMAND \
66 "mmc dev ${mmcdev}; if mmc rescan; then " \
67 "if run loadbootscript; then " \
70 "if run loaduimage; then " \
72 "else run nandboot; " \
75 "else run nandboot; fi"
76 #endif /* CONFIG_SPL_BUILD */
78 #define CONFIG_TIMESTAMP
79 #define CONFIG_SYS_AUTOLOAD "no"
81 /* Serial console configuration */
82 #define CONFIG_SERIAL1 1 /* UART0 */
84 /* NS16550 Configuration */
85 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* UART0 */
86 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */
88 /* I2C Configuration */
89 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */
90 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
91 #define CONFIG_SYS_I2C_EEPROM_BUS 0
96 #define CONFIG_PHY_ATHEROS
99 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
100 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \
101 CONFIG_SYS_NAND_PAGE_SIZE)
102 #define CONFIG_SYS_NAND_PAGE_SIZE 2048
103 #define CONFIG_SYS_NAND_OOBSIZE 64
104 #define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024)
105 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
106 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \
107 10, 11, 12, 13, 14, 15, 16, 17, \
108 18, 19, 20, 21, 22, 23, 24, 25, \
109 26, 27, 28, 29, 30, 31, 32, 33, \
110 34, 35, 36, 37, 38, 39, 40, 41, \
111 42, 43, 44, 45, 46, 47, 48, 49, \
112 50, 51, 52, 53, 54, 55, 56, 57, }
114 #define CONFIG_SYS_NAND_ECCSIZE 512
115 #define CONFIG_SYS_NAND_ECCBYTES 14
117 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
119 #undef CONFIG_SYS_NAND_U_BOOT_OFFS
120 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x200000
122 #define CONFIG_ENV_OFFSET 0x300000 /* environment starts here */
123 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
124 #define CONFIG_SYS_NAND_ONFI_DETECTION
125 #ifdef CONFIG_SPL_OS_BOOT
126 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x500000
129 /* GPIO pin + bank to pin ID mapping */
130 #define GPIO_PIN(_bank, _pin) ((_bank << 5) + _pin)
133 /* Status LED polarity is inversed, so init it in the "off" state */
136 #define CONFIG_ENV_EEPROM_IS_ON_I2C
137 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
138 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4
139 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 5
140 #define CONFIG_SYS_EEPROM_SIZE 256
142 #ifndef CONFIG_SPL_BUILD
144 * Enable PCA9555 at I2C0-0x26.
145 * First select the I2C0 bus with "i2c dev 0", then use "pca953x" command.
147 #define CONFIG_PCA953X
148 #define CONFIG_SYS_I2C_PCA953X_ADDR 0x26
149 #define CONFIG_SYS_I2C_PCA953X_WIDTH { {0x26, 16} }
150 #endif /* CONFIG_SPL_BUILD */
152 #endif /* __CONFIG_CM_T335_H */