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Ilya Ledvich791ca182013-11-07 07:57:33 +02001/*
2 * Config file for Compulab CM-T335 board
3 *
4 * Copyright (C) 2013, Compulab Ltd - http://compulab.co.il/
5 *
6 * Author: Ilya Ledvich <ilya@compulab.co.il>
7 *
8 * SPDX-License-Identifier: GPL-2.0+
9 */
10
11#ifndef __CONFIG_CM_T335_H
12#define __CONFIG_CM_T335_H
13
14#define CONFIG_CM_T335
15#define CONFIG_NAND
16
17#include <configs/ti_am335x_common.h>
18
Ilya Ledvich791ca182013-11-07 07:57:33 +020019#undef CONFIG_SPI
20#undef CONFIG_OMAP3_SPI
Ilya Ledvich791ca182013-11-07 07:57:33 +020021#undef CONFIG_BOOTCOUNT_LIMIT
22#undef CONFIG_SPL_AM33XX_ENABLE_RTC32K_OSC
23
24#undef CONFIG_MAX_RAM_BANK_SIZE
25#define CONFIG_MAX_RAM_BANK_SIZE (512 << 20) /* 512MB */
26
Ilya Ledvich791ca182013-11-07 07:57:33 +020027#define CONFIG_MACH_TYPE MACH_TYPE_CM_T335
28
29/* Clock Defines */
30#define V_OSCK 25000000 /* Clock output from T2 */
31#define V_SCLK (V_OSCK)
32
33#define CONFIG_ENV_SIZE (16 << 10) /* 16 KiB */
34
35#ifndef CONFIG_SPL_BUILD
36#define MMCARGS \
37 "mmcdev=0\0" \
38 "mmcroot=/dev/mmcblk0p2 rw rootwait\0" \
39 "mmcrootfstype=ext4\0" \
40 "mmcargs=setenv bootargs console=${console} " \
41 "root=${mmcroot} " \
42 "rootfstype=${mmcrootfstype}\0" \
43 "mmcboot=echo Booting from mmc ...; " \
44 "run mmcargs; " \
45 "bootm ${loadaddr}\0"
46
47#define NANDARGS \
48 "mtdids=" MTDIDS_DEFAULT "\0" \
49 "mtdparts=" MTDPARTS_DEFAULT "\0" \
50 "nandroot=ubi0:rootfs rw\0" \
51 "nandrootfstype=ubifs\0" \
52 "nandargs=setenv bootargs console=${console} " \
53 "root=${nandroot} " \
54 "rootfstype=${nandrootfstype} " \
55 "ubi.mtd=${rootfs_name}\0" \
56 "nandboot=echo Booting from nand ...; " \
57 "run nandargs; " \
58 "nboot ${loadaddr} nand0 900000; " \
59 "bootm ${loadaddr}\0"
60
Ilya Ledvich791ca182013-11-07 07:57:33 +020061#define CONFIG_EXTRA_ENV_SETTINGS \
62 "loadaddr=82000000\0" \
63 "console=ttyO0,115200n8\0" \
64 "rootfs_name=rootfs\0" \
65 "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
66 "bootscript=echo Running bootscript from mmc ...; " \
67 "source ${loadaddr}\0" \
68 "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
69 MMCARGS \
70 NANDARGS
71
72#define CONFIG_BOOTCOMMAND \
73 "mmc dev ${mmcdev}; if mmc rescan; then " \
74 "if run loadbootscript; then " \
75 "run bootscript; " \
76 "else " \
77 "if run loaduimage; then " \
78 "run mmcboot; " \
79 "else run nandboot; " \
80 "fi; " \
81 "fi; " \
82 "else run nandboot; fi"
83#endif /* CONFIG_SPL_BUILD */
84
85#define CONFIG_TIMESTAMP
86#define CONFIG_SYS_AUTOLOAD "no"
87
88/* Serial console configuration */
89#define CONFIG_CONS_INDEX 1
90#define CONFIG_SERIAL1 1 /* UART0 */
91
92/* NS16550 Configuration */
93#define CONFIG_SYS_NS16550_COM1 0x44e09000 /* UART0 */
94#define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */
Ilya Ledvich791ca182013-11-07 07:57:33 +020095
96/* I2C Configuration */
97#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */
98#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
Nikita Kiryanova8eeecb2014-08-20 15:08:52 +030099#define CONFIG_SYS_I2C_EEPROM_BUS 0
Ilya Ledvich791ca182013-11-07 07:57:33 +0200100
101/* SPL */
Lokesh Vutla899fd3e2017-04-26 13:37:07 +0530102#define CONFIG_SPL_LDSCRIPT "arch/arm/mach-omap2/u-boot-spl.lds"
Ilya Ledvich791ca182013-11-07 07:57:33 +0200103
104/* Network. */
105#define CONFIG_PHY_GIGE
106#define CONFIG_PHYLIB
Ilya Ledvich791ca182013-11-07 07:57:33 +0200107#define CONFIG_PHY_ATHEROS
108
109/* NAND support */
110#define CONFIG_SYS_NAND_5_ADDR_CYCLE
111#define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \
112 CONFIG_SYS_NAND_PAGE_SIZE)
113#define CONFIG_SYS_NAND_PAGE_SIZE 2048
114#define CONFIG_SYS_NAND_OOBSIZE 64
115#define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024)
116#define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
117#define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \
118 10, 11, 12, 13, 14, 15, 16, 17, \
119 18, 19, 20, 21, 22, 23, 24, 25, \
120 26, 27, 28, 29, 30, 31, 32, 33, \
121 34, 35, 36, 37, 38, 39, 40, 41, \
122 42, 43, 44, 45, 46, 47, 48, 49, \
123 50, 51, 52, 53, 54, 55, 56, 57, }
124
125#define CONFIG_SYS_NAND_ECCSIZE 512
126#define CONFIG_SYS_NAND_ECCBYTES 14
127
128#define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
129
130#undef CONFIG_SYS_NAND_U_BOOT_OFFS
131#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x200000
132
133#define CONFIG_CMD_NAND
Ilya Ledvich791ca182013-11-07 07:57:33 +0200134#define MTDIDS_DEFAULT "nand0=nand"
135#define MTDPARTS_DEFAULT "mtdparts=nand:2m(spl)," \
136 "1m(u-boot),1m(u-boot-env)," \
137 "1m(dtb),4m(splash)," \
138 "6m(kernel),-(rootfs)"
139#define CONFIG_ENV_IS_IN_NAND
140#define CONFIG_ENV_OFFSET 0x300000 /* environment starts here */
141#define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
142#define CONFIG_SYS_NAND_ONFI_DETECTION
pekon gupta7909b6d2014-07-18 17:59:42 +0530143#ifdef CONFIG_SPL_OS_BOOT
144#define CONFIG_CMD_SPL_NAND_OFS 0x400000 /* un-assigned: (using dtb) */
145#define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x500000
146#define CONFIG_CMD_SPL_WRITE_SIZE 0x2000
147#endif
Ilya Ledvich791ca182013-11-07 07:57:33 +0200148
149/* GPIO pin + bank to pin ID mapping */
150#define GPIO_PIN(_bank, _pin) ((_bank << 5) + _pin)
151
Ilya Ledviche35d2db2013-11-07 07:57:34 +0200152/* Status LED */
Ilya Ledviche35d2db2013-11-07 07:57:34 +0200153/* Status LED polarity is inversed, so init it in the "off" state */
Ilya Ledviche35d2db2013-11-07 07:57:34 +0200154
Nikita Kiryanovd26abb32016-04-16 17:55:06 +0300155/* EEPROM */
156#define CONFIG_CMD_EEPROM
157#define CONFIG_ENV_EEPROM_IS_ON_I2C
158#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
159#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4
160#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 5
161#define CONFIG_SYS_EEPROM_SIZE 256
162
163#define CONFIG_CMD_EEPROM_LAYOUT
164#define CONFIG_EEPROM_LAYOUT_HELP_STRING "v2, v3"
165
Ilya Ledvichea2b3c42013-11-07 07:57:35 +0200166#ifndef CONFIG_SPL_BUILD
167/*
168 * Enable PCA9555 at I2C0-0x26.
169 * First select the I2C0 bus with "i2c dev 0", then use "pca953x" command.
170 */
171#define CONFIG_PCA953X
172#define CONFIG_CMD_PCA953X
173#define CONFIG_CMD_PCA953X_INFO
174#define CONFIG_SYS_I2C_PCA953X_ADDR 0x26
175#define CONFIG_SYS_I2C_PCA953X_WIDTH { {0x26, 16} }
176#endif /* CONFIG_SPL_BUILD */
177
Ilya Ledvich791ca182013-11-07 07:57:33 +0200178#endif /* __CONFIG_CM_T335_H */
179