tx25.h
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/*
* (C) Copyright 2009 DENX Software Engineering
* Author: John Rigby <jrigby@gmail.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __CONFIG_H
#define __CONFIG_H
#include <asm/arch/imx-regs.h>
/*
* KARO TX25 board - SoC Configuration
*/
#define CONFIG_MX25
#define CONFIG_MX25_CLK32 32000 /* OSC32K frequency */
#define CONFIG_SYS_TIMER_RATE CONFIG_MX25_CLK32
#define CONFIG_SYS_TIMER_COUNTER \
(&((struct gpt_regs *)IMX_GPT1_BASE)->counter)
#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* 256 kB for U-Boot */
#define CONFIG_SPL
#define CONFIG_SPL_TARGET "u-boot-with-spl.bin"
#define CONFIG_SPL_LDSCRIPT "arch/$(ARCH)/cpu/u-boot-spl.lds"
#define CONFIG_SPL_MAX_SIZE 2048
#define CONFIG_SPL_NAND_SUPPORT
#define CONFIG_SPL_LIBGENERIC_SUPPORT
#define CONFIG_SPL_TEXT_BASE 0x810c0000
#define CONFIG_SYS_TEXT_BASE 0x81200000
#ifndef MACH_TYPE_TX25
#define MACH_TYPE_TX25 2177
#endif
#define CONFIG_MACH_TYPE MACH_TYPE_TX25
#ifdef CONFIG_SPL_BUILD
/* Start copying real U-boot from the second page */
#define CONFIG_SYS_NAND_U_BOOT_OFFS CONFIG_SPL_PAD_TO
#define CONFIG_SYS_NAND_U_BOOT_SIZE 0x30000
#define CONFIG_SYS_NAND_U_BOOT_DST CONFIG_SYS_TEXT_BASE
#define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_NAND_U_BOOT_DST
#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_PAGE_COUNT 64
#define CONFIG_SYS_NAND_SIZE (128 * 1024 * 1024)
#define CONFIG_SYS_NAND_BAD_BLOCK_POS 0
#else
#define CONFIG_SKIP_LOWLEVEL_INIT
#endif
#define CONFIG_DISPLAY_CPUINFO
#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
#define CONFIG_SETUP_MEMORY_TAGS
#define CONFIG_INITRD_TAG
/*
* Memory Info
*/
/* malloc() len */
#define CONFIG_SYS_MALLOC_LEN (1 << 20) /* 1 MiB */
/*
* Board has 2 32MB banks of DRAM but there is a bug when using
* both so only the first is configured
*/
#define CONFIG_NR_DRAM_BANKS 1
#define PHYS_SDRAM_1 0x80000000
#define PHYS_SDRAM_1_SIZE 0x02000000
#if (CONFIG_NR_DRAM_BANKS == 2)
#define PHYS_SDRAM_2 0x90000000
#define PHYS_SDRAM_2_SIZE 0x02000000
#endif
/* 8MB DRAM test */
#define CONFIG_SYS_MEMTEST_START PHYS_SDRAM_1
#define CONFIG_SYS_MEMTEST_END (PHYS_SDRAM_1+0x0800000)
/*
* Serial Info
*/
#define CONFIG_MXC_UART
#define CONFIG_MXC_UART_BASE UART1_BASE
#define CONFIG_CONS_INDEX 1 /* use UART0 for console */
#define CONFIG_BAUDRATE 115200 /* Default baud rate */
#define CONFIG_MXC_GPIO
/*
* Flash & Environment
*/
/* No NOR flash present */
#define CONFIG_SYS_NO_FLASH
#define CONFIG_ENV_IS_IN_NAND
#define CONFIG_ENV_OFFSET CONFIG_SYS_MONITOR_LEN
#define CONFIG_ENV_SIZE (128 * 1024) /* 128 kB NAND block size */
#define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
/* NAND */
#define CONFIG_NAND_MXC
#define CONFIG_MXC_NAND_REGS_BASE (0xBB000000)
#define CONFIG_SYS_MAX_NAND_DEVICE 1
#define CONFIG_SYS_NAND_BASE (0xBB000000)
#define CONFIG_JFFS2_NAND
#define CONFIG_MXC_NAND_HWECC
#define CONFIG_SYS_NAND_LARGEPAGE
/* U-Boot general configuration */
#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
/* Print buffer sz */
#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
sizeof(CONFIG_SYS_PROMPT) + 16)
#define CONFIG_SYS_MAXARGS 32 /* max number of command args */
/* Boot Argument Buffer Size */
#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
#define CONFIG_CMDLINE_EDITING
#define CONFIG_SYS_LONGHELP
/* U-Boot commands */
#include <config_cmd_default.h>
#define CONFIG_CMD_NAND
#define CONFIG_CMD_CACHE
/*
* Ethernet
*/
#define CONFIG_FEC_MXC
#define CONFIG_FEC_MXC_PHYADDR 0x1f
#define CONFIG_MII
#define CONFIG_CMD_NET
#define CONFIG_BOARD_LATE_INIT
#define CONFIG_ENV_OVERWRITE
#define CONFIG_BOOTDELAY 5
#define CONFIG_LOADADDR 0x81000000 /* loadaddr env var */
#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
#define CONFIG_EXTRA_ENV_SETTINGS \
"netdev=eth0\0" \
"nfsargs=setenv bootargs root=/dev/nfs rw " \
"nfsroot=${serverip}:${rootpath}\0" \
"ramargs=setenv bootargs root=/dev/ram rw\0" \
"addip=setenv bootargs ${bootargs} " \
"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
":${hostname}:${netdev}:off panic=1\0" \
"addtty=setenv bootargs ${bootargs}" \
" console=ttymxc0,${baudrate}\0" \
"addmtd=setenv bootargs ${bootargs} ${mtdparts}\0" \
"addmisc=setenv bootargs ${bootargs}\0" \
"u-boot=tx25/u-boot.bin\0" \
"kernel_addr_r=" __stringify(CONFIG_LOADADDR) "\0" \
"hostname=tx25\0" \
"bootfile=tx25/uImage\0" \
"rootpath=/opt/eldk/arm\0" \
"net_nfs=tftp ${kernel_addr_r} ${bootfile};" \
"run nfsargs addip addtty addmtd addmisc;" \
"bootm\0" \
"bootcmd=run net_nfs\0" \
"load=tftp ${loadaddr} ${u-boot}\0" \
"update=nand erase 0 40000;nand write ${loadaddr} 0 40000\0" \
"upd=run load update\0" \
/* additions for new relocation code, must be added to all boards */
#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
#define CONFIG_SYS_INIT_SP_ADDR (IMX_RAM_BASE + IMX_RAM_SIZE)
#endif /* __CONFIG_H */