csu3_am335x/board-support/u-boot-2017.01+gitAUTOINC+340fb36f04-g340fb36f04/include/configs/M5235EVB.h

/*
 * Configuation settings for the Freescale MCF5329 FireEngine board.
 *
 * Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
 * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

/*
 * board/config.h - configuration options, board specific
 */

#ifndef _M5235EVB_H
#define _M5235EVB_H

/*
 * High Level Configuration Options
 * (easy to change)
 */

#define CONFIG_MCFUART
#define CONFIG_SYS_UART_PORT		(0)
#define CONFIG_BAUDRATE		115200

#undef CONFIG_WATCHDOG
#define CONFIG_WATCHDOG_TIMEOUT	5000	/* timeout in milliseconds, max timeout is 6.71sec */

/*
 * BOOTP options
 */
#define CONFIG_BOOTP_BOOTFILESIZE
#define CONFIG_BOOTP_BOOTPATH
#define CONFIG_BOOTP_GATEWAY
#define CONFIG_BOOTP_HOSTNAME

/* Command line configuration */
#define CONFIG_CMD_PCI
#define CONFIG_CMD_REGINFO

#define CONFIG_MCFFEC
#ifdef CONFIG_MCFFEC
#	define CONFIG_MII		1
#	define CONFIG_MII_INIT		1
#	define CONFIG_SYS_DISCOVER_PHY
#	define CONFIG_SYS_RX_ETH_BUFFER	8
#	define CONFIG_SYS_FAULT_ECHO_LINK_DOWN

#	define CONFIG_SYS_FEC0_PINMUX		0
#	define CONFIG_SYS_FEC0_MIIBASE		CONFIG_SYS_FEC0_IOBASE
#	define MCFFEC_TOUT_LOOP		50000
/* If CONFIG_SYS_DISCOVER_PHY is not defined - hardcoded */
#	ifndef CONFIG_SYS_DISCOVER_PHY
#		define FECDUPLEX	FULL
#		define FECSPEED		_100BASET
#	else
#		ifndef CONFIG_SYS_FAULT_ECHO_LINK_DOWN
#			define CONFIG_SYS_FAULT_ECHO_LINK_DOWN
#		endif
#	endif			/* CONFIG_SYS_DISCOVER_PHY */
#endif

/* Timer */
#define CONFIG_MCFTMR
#undef CONFIG_MCFPIT

/* I2C */
#define CONFIG_SYS_I2C
#define CONFIG_SYS_i2C_FSL
#define CONFIG_SYS_FSL_I2C_SPEED	80000
#define CONFIG_SYS_FSL_I2C_SLAVE	0x7F
#define CONFIG_SYS_FSL_I2C_OFFSET	0x00000300
#define CONFIG_SYS_IMMR		CONFIG_SYS_MBAR
#define CONFIG_SYS_I2C_PINMUX_REG	(gpio->par_qspi)
#define CONFIG_SYS_I2C_PINMUX_CLR	~(GPIO_PAR_FECI2C_SCL_MASK | GPIO_PAR_FECI2C_SDA_MASK)
#define CONFIG_SYS_I2C_PINMUX_SET	(GPIO_PAR_FECI2C_SCL_I2CSCL | GPIO_PAR_FECI2C_SDA_I2CSDA)

/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
#define CONFIG_BOOTFILE		"u-boot.bin"
#ifdef CONFIG_MCFFEC
#	define CONFIG_IPADDR	192.162.1.2
#	define CONFIG_NETMASK	255.255.255.0
#	define CONFIG_SERVERIP	192.162.1.1
#	define CONFIG_GATEWAYIP	192.162.1.1
#endif				/* FEC_ENET */

#define CONFIG_HOSTNAME		M5235EVB
#define CONFIG_EXTRA_ENV_SETTINGS		\
	"netdev=eth0\0"				\
	"loadaddr=10000\0"			\
	"u-boot=u-boot.bin\0"			\
	"load=tftp ${loadaddr) ${u-boot}\0"	\
	"upd=run load; run prog\0"		\
	"prog=prot off ffe00000 ffe3ffff;"	\
	"era ffe00000 ffe3ffff;"		\
	"cp.b ${loadaddr} ffe00000 ${filesize};"\
	"save\0"				\
	""

#define CONFIG_PRAM		512	/* 512 KB */
#define CONFIG_SYS_LONGHELP		/* undef to save memory */

#if defined(CONFIG_KGDB)
#	define CONFIG_SYS_CBSIZE		1024	/* Console I/O Buffer Size */
#else
#	define CONFIG_SYS_CBSIZE		256	/* Console I/O Buffer Size */
#endif

#define CONFIG_SYS_PBSIZE		(CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16)	/* Print Buffer Size */
#define CONFIG_SYS_MAXARGS		16	/* max number of command args */
#define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE	/* Boot Argument Buffer Size    */
#define CONFIG_SYS_LOAD_ADDR		(CONFIG_SYS_SDRAM_BASE+0x20000)

#define CONFIG_SYS_CLK			75000000
#define CONFIG_SYS_CPU_CLK		CONFIG_SYS_CLK * 2

#define CONFIG_SYS_MBAR		0x40000000

/*
 * Low Level Configuration Settings
 * (address mappings, register initial values, etc.)
 * You should know what you are doing if you make changes here.
 */
/*-----------------------------------------------------------------------
 * Definitions for initial stack pointer and data area (in DPRAM)
 */
#define CONFIG_SYS_INIT_RAM_ADDR	0x20000000
#define CONFIG_SYS_INIT_RAM_SIZE	0x10000	/* Size of used area in internal SRAM */
#define CONFIG_SYS_INIT_RAM_CTRL	0x21
#define CONFIG_SYS_GBL_DATA_OFFSET	(CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE - 0x10)
#define CONFIG_SYS_INIT_SP_OFFSET	CONFIG_SYS_GBL_DATA_OFFSET

/*-----------------------------------------------------------------------
 * Start addresses for the final memory configuration
 * (Set up by the startup code)
 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
 */
#define CONFIG_SYS_SDRAM_BASE		0x00000000
#define CONFIG_SYS_SDRAM_SIZE		16	/* SDRAM size in MB */

#define CONFIG_SYS_MEMTEST_START	CONFIG_SYS_SDRAM_BASE + 0x400
#define CONFIG_SYS_MEMTEST_END		((CONFIG_SYS_SDRAM_SIZE - 3) << 20)

#define CONFIG_SYS_MONITOR_BASE	(CONFIG_SYS_FLASH_BASE + 0x400)
#define CONFIG_SYS_MONITOR_LEN		(256 << 10)	/* Reserve 256 kB for Monitor */

#define CONFIG_SYS_BOOTPARAMS_LEN	64*1024
#define CONFIG_SYS_MALLOC_LEN		(128 << 10)	/* Reserve 128 kB for malloc() */

/*
 * For booting Linux, the board info and command line data
 * have to be in the first 8 MB of memory, since this is
 * the maximum mapped by the Linux kernel during initialization ??
 */
/* Initial Memory map for Linux */
#define CONFIG_SYS_BOOTMAPSZ		(CONFIG_SYS_SDRAM_BASE + (CONFIG_SYS_SDRAM_SIZE << 20))
#define CONFIG_SYS_BOOTM_LEN		(CONFIG_SYS_SDRAM_SIZE << 20)

/*-----------------------------------------------------------------------
 * FLASH organization
 */
#define CONFIG_SYS_FLASH_CFI
#ifdef CONFIG_SYS_FLASH_CFI
#	define CONFIG_FLASH_CFI_DRIVER	1
#	define CONFIG_SYS_FLASH_SIZE		0x800000	/* Max size that the board might have */
#ifdef NORFLASH_PS32BIT
#	define CONFIG_SYS_FLASH_CFI_WIDTH	FLASH_CFI_32BIT
#else
#	define CONFIG_SYS_FLASH_CFI_WIDTH	FLASH_CFI_16BIT
#endif
#	define CONFIG_SYS_MAX_FLASH_BANKS	1	/* max number of memory banks */
#	define CONFIG_SYS_MAX_FLASH_SECT	137	/* max number of sectors on one chip */
#	define CONFIG_SYS_FLASH_PROTECTION	/* "Real" (hardware) sectors protection */
#endif

#define CONFIG_SYS_FLASH_BASE		(CONFIG_SYS_CS0_BASE)

/* Configuration for environment
 * Environment is embedded in u-boot in the second sector of the flash
 */
#define CONFIG_ENV_IS_IN_FLASH	1

#define LDS_BOARD_TEXT \
	. = DEFINED(env_offset) ? env_offset : .; \
	common/env_embedded.o (.text);

#ifdef NORFLASH_PS32BIT
#	define CONFIG_ENV_OFFSET		(0x8000)
#	define CONFIG_ENV_SIZE		0x4000
#	define CONFIG_ENV_SECT_SIZE	0x4000
#else
#	define CONFIG_ENV_OFFSET		(0x4000)
#	define CONFIG_ENV_SIZE		0x2000
#	define CONFIG_ENV_SECT_SIZE	0x2000
#endif

/*-----------------------------------------------------------------------
 * Cache Configuration
 */
#define CONFIG_SYS_CACHELINE_SIZE	16

#define ICACHE_STATUS			(CONFIG_SYS_INIT_RAM_ADDR + \
					 CONFIG_SYS_INIT_RAM_SIZE - 8)
#define DCACHE_STATUS			(CONFIG_SYS_INIT_RAM_ADDR + \
					 CONFIG_SYS_INIT_RAM_SIZE - 4)
#define CONFIG_SYS_ICACHE_INV		(CF_CACR_CINV)
#define CONFIG_SYS_CACHE_ACR0		(CONFIG_SYS_SDRAM_BASE | \
					 CF_ADDRMASK(CONFIG_SYS_SDRAM_SIZE) | \
					 CF_ACR_EN | CF_ACR_SM_ALL)
#define CONFIG_SYS_CACHE_ICACR		(CF_CACR_CENB | CF_CACR_DISD | \
					 CF_CACR_CEIB | CF_CACR_DCM | \
					 CF_CACR_EUSP)

/*-----------------------------------------------------------------------
 * Chipselect bank definitions
 */
/*
 * CS0 - NOR Flash 1, 2, 4, or 8MB
 * CS1 - Available
 * CS2 - Available
 * CS3 - Available
 * CS4 - Available
 * CS5 - Available
 * CS6 - Available
 * CS7 - Available
 */
#ifdef NORFLASH_PS32BIT
#	define CONFIG_SYS_CS0_BASE	0xFFC00000
#	define CONFIG_SYS_CS0_MASK	0x003f0001
#	define CONFIG_SYS_CS0_CTRL	0x00001D00
#else
#	define CONFIG_SYS_CS0_BASE	0xFFE00000
#	define CONFIG_SYS_CS0_MASK	0x001f0001
#	define CONFIG_SYS_CS0_CTRL	0x00001D80
#endif

#endif				/* _M5329EVB_H */