xref: /openbmc/u-boot/include/configs/devkit3250.h (revision e9b3ce3f)

/*
 * Embest/Timll DevKit3250 board configuration file
 *
 * Copyright (C) 2011-2015 Vladimir Zapolskiy <vz@mleia.com>
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#ifndef __CONFIG_DEVKIT3250_H__
#define __CONFIG_DEVKIT3250_H__

/* SoC and board defines */
#include <linux/sizes.h>
#include <asm/arch/cpu.h>

/*
 * Define DevKit3250 machine type by hand until it lands in mach-types
 */
#define MACH_TYPE_DEVKIT3250		3697
#define CONFIG_MACH_TYPE		MACH_TYPE_DEVKIT3250

#define CONFIG_SYS_ICACHE_OFF
#define CONFIG_SYS_DCACHE_OFF
#if !defined(CONFIG_SPL_BUILD)
#define CONFIG_SKIP_LOWLEVEL_INIT
#endif
#define CONFIG_BOARD_EARLY_INIT_F

/*
 * Memory configurations
 */
#define CONFIG_NR_DRAM_BANKS		1
#define CONFIG_SYS_MALLOC_LEN		SZ_1M
#define CONFIG_SYS_SDRAM_BASE		EMC_DYCS0_BASE
#define CONFIG_SYS_SDRAM_SIZE		SZ_64M
#define CONFIG_SYS_TEXT_BASE		0x83FA0000
#define CONFIG_SYS_MEMTEST_START	(CONFIG_SYS_SDRAM_BASE + SZ_32K)
#define CONFIG_SYS_MEMTEST_END		(CONFIG_SYS_TEXT_BASE - SZ_1M)

#define CONFIG_SYS_LOAD_ADDR		(CONFIG_SYS_SDRAM_BASE + SZ_32K)

#define CONFIG_SYS_INIT_SP_ADDR		(CONFIG_SYS_SDRAM_BASE + SZ_4K \
					 - GENERATED_GBL_DATA_SIZE)

/*
 * Serial Driver
 */
#define CONFIG_SYS_LPC32XX_UART		5   /* UART5 */
#define CONFIG_BAUDRATE			115200

/*
 * I2C
 */
#define CONFIG_SYS_I2C
#define CONFIG_SYS_I2C_LPC32XX
#define CONFIG_SYS_I2C_SPEED		100000
#define CONFIG_CMD_I2C

/*
 * GPIO
 */
#define CONFIG_LPC32XX_GPIO
#define CONFIG_CMD_GPIO

/*
 * SSP/SPI
 */
#define CONFIG_LPC32XX_SSP
#define CONFIG_LPC32XX_SSP_TIMEOUT	100000
#define CONFIG_CMD_SPI

/*
 * Ethernet
 */
#define CONFIG_RMII
#define CONFIG_PHY_SMSC
#define CONFIG_LPC32XX_ETH
#define CONFIG_PHYLIB
#define CONFIG_PHY_ADDR			0x1F
#define CONFIG_SYS_FAULT_ECHO_LINK_DOWN
#define CONFIG_CMD_MII
#define CONFIG_CMD_PING
#define CONFIG_CMD_DHCP

/*
 * NOR Flash
 */
#define CONFIG_SYS_MAX_FLASH_BANKS	1
#define CONFIG_SYS_MAX_FLASH_SECT	71
#define CONFIG_SYS_FLASH_BASE		EMC_CS0_BASE
#define CONFIG_SYS_FLASH_SIZE		SZ_4M
#define CONFIG_SYS_FLASH_CFI

/*
 * NAND controller
 */
#define CONFIG_NAND_LPC32XX_SLC
#define CONFIG_SYS_NAND_BASE		SLC_NAND_BASE
#define CONFIG_SYS_MAX_NAND_DEVICE	1
#define CONFIG_SYS_NAND_BASE_LIST	{ CONFIG_SYS_NAND_BASE }

/*
 * NAND chip timings
 */
#define CONFIG_LPC32XX_NAND_SLC_WDR_CLKS	14
#define CONFIG_LPC32XX_NAND_SLC_WWIDTH		66666666
#define CONFIG_LPC32XX_NAND_SLC_WHOLD		200000000
#define CONFIG_LPC32XX_NAND_SLC_WSETUP		50000000
#define CONFIG_LPC32XX_NAND_SLC_RDR_CLKS	14
#define CONFIG_LPC32XX_NAND_SLC_RWIDTH		66666666
#define CONFIG_LPC32XX_NAND_SLC_RHOLD		200000000
#define CONFIG_LPC32XX_NAND_SLC_RSETUP		50000000

#define CONFIG_SYS_NAND_USE_FLASH_BBT
#define CONFIG_CMD_NAND

/*
 * U-Boot General Configurations
 */
#define CONFIG_SYS_LONGHELP
#define CONFIG_SYS_CBSIZE		1024
#define CONFIG_SYS_PBSIZE		\
	(CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
#define CONFIG_SYS_MAXARGS		16
#define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE

#define CONFIG_AUTO_COMPLETE
#define CONFIG_CMDLINE_EDITING
#define CONFIG_VERSION_VARIABLE
#define CONFIG_DISPLAY_CPUINFO
#define CONFIG_DOS_PARTITION

/*
 * Pass open firmware flat tree
 */
#define CONFIG_OF_LIBFDT

/*
 * Environment
 */
#define CONFIG_ENV_IS_IN_NAND		1
#define CONFIG_ENV_SIZE			SZ_128K
#define CONFIG_ENV_OFFSET		0x000A0000

#define CONFIG_BOOTCOMMAND			\
	"dhcp; "				\
	"tftp ${loadaddr} ${serverip}:${tftpdir}/${bootfile}; "		\
	"tftp ${dtbaddr} ${serverip}:${tftpdir}/devkit3250.dtb; "	\
	"setenv nfsargs ip=dhcp root=/dev/nfs nfsroot=${serverip}:${nfsroot},tcp; "	\
	"setenv bootargs ${bootargs} ${nfsargs} ${userargs}; "			\
	"bootm ${loadaddr} - ${dtbaddr}"

#define CONFIG_EXTRA_ENV_SETTINGS		\
	"autoload=no\0"				\
	"ethaddr=00:01:90:00:C0:81\0"		\
	"dtbaddr=0x81000000\0"			\
	"nfsroot=/opt/projects/images/vladimir/oe/devkit3250/rootfs\0"	\
	"tftpdir=vladimir/oe/devkit3250\0"	\
	"userargs=oops=panic\0"

/*
 * U-Boot Commands
 */
#define CONFIG_CMD_CACHE

/*
 * Boot Linux
 */
#define CONFIG_CMDLINE_TAG
#define CONFIG_SETUP_MEMORY_TAGS
#define CONFIG_ZERO_BOOTDELAY_CHECK
#define CONFIG_BOOTDELAY		1

#define CONFIG_BOOTFILE			"uImage"
#define CONFIG_BOOTARGS			"console=ttyS0,115200n8"
#define CONFIG_LOADADDR			0x80008000

/*
 * SPL specific defines
 */
/* SPL will be executed at offset 0 */
#define CONFIG_SPL_TEXT_BASE		0x00000000

/* SPL will use SRAM as stack */
#define CONFIG_SPL_STACK		0x0000FFF8
#define CONFIG_SPL_BOARD_INIT

/* Use the framework and generic lib */
#define CONFIG_SPL_FRAMEWORK
#define CONFIG_SPL_LIBGENERIC_SUPPORT
#define CONFIG_SPL_LIBCOMMON_SUPPORT

/* SPL will use serial */
#define CONFIG_SPL_SERIAL_SUPPORT

/* SPL loads an image from NAND */
#define CONFIG_SPL_NAND_SIMPLE
#define CONFIG_SPL_NAND_RAW_ONLY
#define CONFIG_SPL_NAND_SUPPORT
#define CONFIG_SPL_NAND_DRIVERS

#define CONFIG_SYS_NAND_BLOCK_SIZE	0x20000
#define CONFIG_SYS_NAND_PAGE_SIZE	0x800
#define CONFIG_SYS_NAND_ECCSIZE		0x100
#define CONFIG_SYS_NAND_OOBSIZE		64
#define CONFIG_SYS_NAND_ECCPOS		{ 40, 41, 42, 43, 44, 45, 46, 47, \
					  48, 49, 50, 51, 52, 53, 54, 55, \
					  56, 57, 58, 59, 60, 61, 62, 63, }
#define CONFIG_SYS_NAND_ECCBYTES	3
#define CONFIG_SYS_NAND_PAGE_COUNT	64
#define CONFIG_SYS_NAND_BAD_BLOCK_POS	NAND_LARGE_BADBLOCK_POS

#define CONFIG_SPL_NAND_ECC
#define CONFIG_SPL_NAND_SOFTECC

#define CONFIG_SPL_MAX_SIZE		0x20000
#define CONFIG_SPL_PAD_TO		CONFIG_SPL_MAX_SIZE

/* U-Boot will be 0x60000 bytes, loaded and run at CONFIG_SYS_TEXT_BASE */
#define CONFIG_SYS_NAND_U_BOOT_OFFS	0x40000
#define CONFIG_SYS_NAND_U_BOOT_SIZE	0x60000

#define CONFIG_SYS_NAND_U_BOOT_START	CONFIG_SYS_TEXT_BASE
#define CONFIG_SYS_NAND_U_BOOT_DST	CONFIG_SYS_TEXT_BASE

/* See common/spl/spl.c  spl_set_header_raw_uboot() */
#define CONFIG_SYS_MONITOR_LEN		CONFIG_SYS_NAND_U_BOOT_SIZE

/*
 * Include SoC specific configuration
 */
#include <asm/arch/config.h>

#endif  /* __CONFIG_DEVKIT3250_H__*/