1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Config file for Compulab CM-T54 board
5 * Copyright (C) 2014, Compulab Ltd - http://compulab.co.il/
7 * Author: Dmitry Lifshitz <lifshitz@compulab.co.il>
10 #ifndef __CONFIG_CM_T54_H
11 #define __CONFIG_CM_T54_H
14 #define CONFIG_DRAM_2G
18 #include <configs/ti_omap5_common.h>
20 /* EEPROM related defines */
21 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50
22 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
23 #define CONFIG_SYS_I2C_EEPROM_BUS 0
25 /* Enable SD/MMC CD and WP GPIOs */
26 #define OMAP_HSMMC_USE_GPIO
29 #define CONFIG_SYS_NS16550_COM4 UART4_BASE
31 /* MMC ENV related defines */
32 #undef CONFIG_ENV_OFFSET
33 #undef CONFIG_ENV_SIZE
35 #define CONFIG_SYS_MMC_ENV_DEV 1 /* SLOT2: eMMC(1) */
36 #define CONFIG_SYS_MMC_ENV_PART 0
37 #define CONFIG_ENV_OFFSET 0xc0000 /* (in bytes) 768 KB */
38 #define CONFIG_ENV_SIZE (16 << 10) /* 16 KB */
39 #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
40 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
42 /* Enhance our eMMC support / experience. */
43 #define CONFIG_HSMMC2_8BIT
44 #define CONFIG_SUPPORT_EMMC_BOOT
46 /* SATA Boot related defines */
47 #define CONFIG_SPL_SATA_BOOT_DEVICE 0
48 #define CONFIG_SYS_SATA_FAT_BOOT_PARTITION 1
50 #define CONFIG_SCSI_AHCI_PLAT
51 #define CONFIG_SYS_SCSI_MAX_SCSI_ID 1
52 #define CONFIG_SYS_SCSI_MAX_LUN 1
53 #define CONFIG_SYS_SCSI_MAX_DEVICE (CONFIG_SYS_SCSI_MAX_SCSI_ID * \
54 CONFIG_SYS_SCSI_MAX_LUN)
55 /* USB UHH support options */
56 #define CONFIG_EHCI_HCD_INIT_AFTER_RESET
58 #define CONFIG_OMAP_EHCI_PHY2_RESET_GPIO 76 /* HSIC2 HUB #RESET */
59 #define CONFIG_OMAP_EHCI_PHY3_RESET_GPIO 83 /* HSIC3 ETH #RESET */
61 /* Enabled commands */
64 #define CONFIG_ENV_EEPROM_IS_ON_I2C
65 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
66 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4
67 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 5
68 #define CONFIG_SYS_EEPROM_SIZE 256
70 /* USB Networking options */
73 * Miscellaneous configurable options
75 #undef CONFIG_SYS_AUTOLOAD
76 #undef CONFIG_EXTRA_ENV_SETTINGS
77 #undef CONFIG_BOOTCOMMAND
79 #define CONFIG_SYS_AUTOLOAD "no"
81 #define CONFIG_EXTRA_ENV_SETTINGS \
82 DEFAULT_LINUX_BOOT_ENV \
86 "bootscr=bootscr.img\0" \
87 "fdtfile=omap5-sbc-t54.dtb\0" \
88 "kernel=zImage-cm-t54\0" \
89 "ramdisk=ramdisk-cm-t54.img\0" \
91 "ramdisksize=16384\0" \
93 "mmcroot=/dev/mmcblk1p2\0" \
94 "mmcargs=setenv bootargs console=${console} " \
95 "root=${mmcroot} rw rootwait\0" \
96 "ramroot=/dev/ram0\0" \
97 "ramargs=setenv bootargs console=${console} " \
98 "root=${ramroot} ramdisk_size=${ramdisksize} rw\0" \
99 "mmcloadkernel=load mmc ${mmcdev} ${loadaddr} ${kernel}\0" \
100 "mmcloadfdt=load mmc ${mmcdev} ${fdtaddr} ${fdtfile}\0" \
101 "mmcloadramdisk=load mmc ${mmcdev} ${rdaddr} ${ramdisk}\0" \
102 "mmcloadbootscript=load mmc ${mmcdev} ${loadaddr} ${bootsrc}\0" \
103 "mmcbootscript=echo Running bootscript from mmc${mmcdev}...; " \
104 "source ${loadaddr}\0" \
105 "mmcbootlinux=echo Booting from mmc${mmcdev} ...; " \
106 "bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \
107 "mmcboot=if mmc dev ${mmcdev} && mmc rescan; then " \
108 "if run mmcloadbootscript; " \
109 "then run mmcbootscript; " \
111 "if run mmcloadkernel; then " \
112 "if run mmcloadfdt; then " \
113 "if run mmcloadramdisk; then " \
115 "run mmcbootlinux; " \
118 "setenv rdaddr - ; " \
119 "run mmcbootlinux; " \
124 #define CONFIG_BOOTCOMMAND \
125 "bootcmd=run mmcboot || setenv mmcdev 1; setenv mmcroot /dev/mmcblk0p2; run mmcboot;"
127 #endif /* __CONFIG_CM_T54_H */