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Tom Rini10e47792018-05-06 17:58:06 -04001/* SPDX-License-Identifier: GPL-2.0+ */
Ilya Ledvich791ca182013-11-07 07:57:33 +02002/*
3 * Config file for Compulab CM-T335 board
4 *
5 * Copyright (C) 2013, Compulab Ltd - http://compulab.co.il/
6 *
7 * Author: Ilya Ledvich <ilya@compulab.co.il>
Ilya Ledvich791ca182013-11-07 07:57:33 +02008 */
9
10#ifndef __CONFIG_CM_T335_H
11#define __CONFIG_CM_T335_H
12
Ilya Ledvich791ca182013-11-07 07:57:33 +020013#include <configs/ti_am335x_common.h>
14
Ilya Ledvich791ca182013-11-07 07:57:33 +020015#undef CONFIG_MAX_RAM_BANK_SIZE
16#define CONFIG_MAX_RAM_BANK_SIZE (512 << 20) /* 512MB */
17
Ilya Ledvich791ca182013-11-07 07:57:33 +020018/* Clock Defines */
19#define V_OSCK 25000000 /* Clock output from T2 */
20#define V_SCLK (V_OSCK)
21
Ilya Ledvich791ca182013-11-07 07:57:33 +020022#define MMCARGS \
23 "mmcdev=0\0" \
24 "mmcroot=/dev/mmcblk0p2 rw rootwait\0" \
25 "mmcrootfstype=ext4\0" \
26 "mmcargs=setenv bootargs console=${console} " \
27 "root=${mmcroot} " \
28 "rootfstype=${mmcrootfstype}\0" \
29 "mmcboot=echo Booting from mmc ...; " \
30 "run mmcargs; " \
31 "bootm ${loadaddr}\0"
32
33#define NANDARGS \
Ilya Ledvich791ca182013-11-07 07:57:33 +020034 "nandroot=ubi0:rootfs rw\0" \
35 "nandrootfstype=ubifs\0" \
36 "nandargs=setenv bootargs console=${console} " \
37 "root=${nandroot} " \
38 "rootfstype=${nandrootfstype} " \
39 "ubi.mtd=${rootfs_name}\0" \
40 "nandboot=echo Booting from nand ...; " \
41 "run nandargs; " \
42 "nboot ${loadaddr} nand0 900000; " \
43 "bootm ${loadaddr}\0"
44
Ilya Ledvich791ca182013-11-07 07:57:33 +020045#define CONFIG_EXTRA_ENV_SETTINGS \
46 "loadaddr=82000000\0" \
47 "console=ttyO0,115200n8\0" \
48 "rootfs_name=rootfs\0" \
49 "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
50 "bootscript=echo Running bootscript from mmc ...; " \
51 "source ${loadaddr}\0" \
52 "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
53 MMCARGS \
54 NANDARGS
Ilya Ledvich791ca182013-11-07 07:57:33 +020055
Ilya Ledvich791ca182013-11-07 07:57:33 +020056/* Serial console configuration */
Ilya Ledvich791ca182013-11-07 07:57:33 +020057
58/* NS16550 Configuration */
59#define CONFIG_SYS_NS16550_COM1 0x44e09000 /* UART0 */
60#define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */
Ilya Ledvich791ca182013-11-07 07:57:33 +020061
62/* I2C Configuration */
Ilya Ledvich791ca182013-11-07 07:57:33 +020063
64/* SPL */
Ilya Ledvich791ca182013-11-07 07:57:33 +020065
66/* Network. */
Ilya Ledvich791ca182013-11-07 07:57:33 +020067
68/* NAND support */
Ilya Ledvich791ca182013-11-07 07:57:33 +020069#define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \
70 10, 11, 12, 13, 14, 15, 16, 17, \
71 18, 19, 20, 21, 22, 23, 24, 25, \
72 26, 27, 28, 29, 30, 31, 32, 33, \
73 34, 35, 36, 37, 38, 39, 40, 41, \
74 42, 43, 44, 45, 46, 47, 48, 49, \
75 50, 51, 52, 53, 54, 55, 56, 57, }
76
77#define CONFIG_SYS_NAND_ECCSIZE 512
78#define CONFIG_SYS_NAND_ECCBYTES 14
79
80#define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
81
Ilya Ledvich791ca182013-11-07 07:57:33 +020082/* GPIO pin + bank to pin ID mapping */
83#define GPIO_PIN(_bank, _pin) ((_bank << 5) + _pin)
84
Ilya Ledviche35d2db2013-11-07 07:57:34 +020085/* Status LED */
Ilya Ledviche35d2db2013-11-07 07:57:34 +020086/* Status LED polarity is inversed, so init it in the "off" state */
Ilya Ledviche35d2db2013-11-07 07:57:34 +020087
Nikita Kiryanovd26abb32016-04-16 17:55:06 +030088/* EEPROM */
Nikita Kiryanovd26abb32016-04-16 17:55:06 +030089
Ilya Ledvichea2b3c42013-11-07 07:57:35 +020090/*
91 * Enable PCA9555 at I2C0-0x26.
92 * First select the I2C0 bus with "i2c dev 0", then use "pca953x" command.
93 */
94#define CONFIG_PCA953X
Ilya Ledvichea2b3c42013-11-07 07:57:35 +020095#define CONFIG_SYS_I2C_PCA953X_ADDR 0x26
96#define CONFIG_SYS_I2C_PCA953X_WIDTH { {0x26, 16} }
Ilya Ledvichea2b3c42013-11-07 07:57:35 +020097
Ilya Ledvich791ca182013-11-07 07:57:33 +020098#endif /* __CONFIG_CM_T335_H */