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- /* SPDX-License-Identifier: GPL-2.0+ */
- /*
- * Config file for Compulab CM-T335 board
- *
- * Copyright (C) 2013, Compulab Ltd - http://compulab.co.il/
- *
- * Author: Ilya Ledvich <ilya@compulab.co.il>
- */
- #ifndef __CONFIG_CM_T335_H
- #define __CONFIG_CM_T335_H
- #define CONFIG_CM_T335
- #include <configs/ti_am335x_common.h>
- #undef CONFIG_MAX_RAM_BANK_SIZE
- #define CONFIG_MAX_RAM_BANK_SIZE (512 << 20) /* 512MB */
- #define CONFIG_MACH_TYPE MACH_TYPE_CM_T335
- /* Clock Defines */
- #define V_OSCK 25000000 /* Clock output from T2 */
- #define V_SCLK (V_OSCK)
- #ifndef CONFIG_SPL_BUILD
- #define MMCARGS \
- "mmcdev=0\0" \
- "mmcroot=/dev/mmcblk0p2 rw rootwait\0" \
- "mmcrootfstype=ext4\0" \
- "mmcargs=setenv bootargs console=${console} " \
- "root=${mmcroot} " \
- "rootfstype=${mmcrootfstype}\0" \
- "mmcboot=echo Booting from mmc ...; " \
- "run mmcargs; " \
- "bootm ${loadaddr}\0"
- #define NANDARGS \
- "mtdids=" CONFIG_MTDIDS_DEFAULT "\0" \
- "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \
- "nandroot=ubi0:rootfs rw\0" \
- "nandrootfstype=ubifs\0" \
- "nandargs=setenv bootargs console=${console} " \
- "root=${nandroot} " \
- "rootfstype=${nandrootfstype} " \
- "ubi.mtd=${rootfs_name}\0" \
- "nandboot=echo Booting from nand ...; " \
- "run nandargs; " \
- "nboot ${loadaddr} nand0 900000; " \
- "bootm ${loadaddr}\0"
- #define CONFIG_EXTRA_ENV_SETTINGS \
- "loadaddr=82000000\0" \
- "console=ttyO0,115200n8\0" \
- "rootfs_name=rootfs\0" \
- "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
- "bootscript=echo Running bootscript from mmc ...; " \
- "source ${loadaddr}\0" \
- "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
- MMCARGS \
- NANDARGS
- #define CONFIG_BOOTCOMMAND \
- "mmc dev ${mmcdev}; if mmc rescan; then " \
- "if run loadbootscript; then " \
- "run bootscript; " \
- "else " \
- "if run loaduimage; then " \
- "run mmcboot; " \
- "else run nandboot; " \
- "fi; " \
- "fi; " \
- "else run nandboot; fi"
- #endif /* CONFIG_SPL_BUILD */
- #define CONFIG_TIMESTAMP
- #define CONFIG_SYS_AUTOLOAD "no"
- /* Serial console configuration */
- /* NS16550 Configuration */
- #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* UART0 */
- #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */
- /* I2C Configuration */
- #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */
- #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
- #define CONFIG_SYS_I2C_EEPROM_BUS 0
- /* SPL */
- /* Network. */
- /* NAND support */
- #define CONFIG_SYS_NAND_5_ADDR_CYCLE
- #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \
- CONFIG_SYS_NAND_PAGE_SIZE)
- #define CONFIG_SYS_NAND_PAGE_SIZE 2048
- #define CONFIG_SYS_NAND_OOBSIZE 64
- #define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024)
- #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
- #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \
- 10, 11, 12, 13, 14, 15, 16, 17, \
- 18, 19, 20, 21, 22, 23, 24, 25, \
- 26, 27, 28, 29, 30, 31, 32, 33, \
- 34, 35, 36, 37, 38, 39, 40, 41, \
- 42, 43, 44, 45, 46, 47, 48, 49, \
- 50, 51, 52, 53, 54, 55, 56, 57, }
- #define CONFIG_SYS_NAND_ECCSIZE 512
- #define CONFIG_SYS_NAND_ECCBYTES 14
- #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
- #undef CONFIG_SYS_NAND_U_BOOT_OFFS
- #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x200000
- #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
- #define CONFIG_SYS_NAND_ONFI_DETECTION
- #ifdef CONFIG_SPL_OS_BOOT
- #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x500000
- #endif
- /* GPIO pin + bank to pin ID mapping */
- #define GPIO_PIN(_bank, _pin) ((_bank << 5) + _pin)
- /* Status LED */
- /* Status LED polarity is inversed, so init it in the "off" state */
- /* EEPROM */
- #define CONFIG_ENV_EEPROM_IS_ON_I2C
- #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
- #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4
- #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 5
- #define CONFIG_SYS_EEPROM_SIZE 256
- #ifndef CONFIG_SPL_BUILD
- /*
- * Enable PCA9555 at I2C0-0x26.
- * First select the I2C0 bus with "i2c dev 0", then use "pca953x" command.
- */
- #define CONFIG_PCA953X
- #define CONFIG_SYS_I2C_PCA953X_ADDR 0x26
- #define CONFIG_SYS_I2C_PCA953X_WIDTH { {0x26, 16} }
- #endif /* CONFIG_SPL_BUILD */
- #endif /* __CONFIG_CM_T335_H */
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