include/configs/TQM885D.h


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/*
 * (C) Copyright 2000-2005
 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
 *
 * (C) Copyright 2006
 * Martin Krause, TQ-Systems GmBH, martin.krause@tqs.de
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

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

#ifndef __CONFIG_H
#define __CONFIG_H

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

#define CONFIG_MPC885		1	/* This is a MPC885 CPU		*/
#define CONFIG_TQM885D		1	/* ...on a TQM88D module	*/

#define	CONFIG_SYS_TEXT_BASE	0x40000000

#define CONFIG_8xx_OSCLK		10000000	/*  10 MHz - PLL input clock	*/
#define CONFIG_SYS_8xx_CPUCLK_MIN		15000000	/*  15 MHz - CPU minimum clock	*/
#define CONFIG_SYS_8xx_CPUCLK_MAX		133000000	/* 133 MHz - CPU maximum clock	*/
#define CONFIG_8xx_CPUCLK_DEFAULT	66000000	/*  66 MHz - CPU default clock	*/
						/* (it will be used if there is no	*/
						/* 'cpuclk' variable with valid value)	*/

#define CONFIG_8xx_CONS_SMC1	1	/* Console is on SMC1		*/
#define CONFIG_SYS_SMC_RXBUFLEN	128
#define CONFIG_SYS_MAXIDLE	10
#define CONFIG_BAUDRATE		115200	/* console baudrate = 115kbps	*/

#define CONFIG_BOOTCOUNT_LIMIT

#define CONFIG_BOOTDELAY	5	/* autoboot after 5 seconds	*/

#define CONFIG_BOARD_TYPES	1	/* support board types		*/

#define CONFIG_PREBOOT	"echo;" \
	"echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
	"echo"

#undef	CONFIG_BOOTARGS

#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"			\
	"flash_nfs=run nfsargs addip;"					\
		"bootm ${kernel_addr}\0"				\
	"flash_self=run ramargs addip;"					\
		"bootm ${kernel_addr} ${ramdisk_addr}\0"		\
	"net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0"	\
	"rootpath=/opt/eldk/ppc_8xx\0"					\
	"bootfile=/tftpboot/TQM885D/uImage\0"				\
	"fdt_addr=400C0000\0"						\
	"kernel_addr=40100000\0"					\
	"ramdisk_addr=40280000\0"					\
	"load=tftp 200000 ${u-boot}\0"					\
	"update=protect off 40000000 +${filesize};"			\
		"erase 40000000 +${filesize};"				\
		"cp.b 200000 40000000 ${filesize};"			\
		"protect on 40000000 +${filesize}\0"			\
	""
#define CONFIG_BOOTCOMMAND	"run flash_self"

#define CONFIG_LOADS_ECHO	1	/* echo on for serial download	*/
#undef	CONFIG_SYS_LOADS_BAUD_CHANGE		/* don't allow baudrate change	*/

#undef	CONFIG_WATCHDOG			/* watchdog disabled		*/

#define CONFIG_STATUS_LED	1	/* Status LED enabled		*/

#undef	CONFIG_CAN_DRIVER		/* CAN Driver support disabled	*/

/* enable I2C and select the hardware/software driver */
#define CONFIG_SYS_I2C
#define CONFIG_SYS_I2C_SOFT			/* I2C bit-banged */
#define CONFIG_SYS_I2C_SOFT_SPEED	93000	/* 93 kHz is supposed to work */
#define CONFIG_SYS_I2C_SOFT_SLAVE	0xFE
/*
 * Software (bit-bang) I2C driver configuration
 */
#define PB_SCL		0x00000020	/* PB 26 */
#define PB_SDA		0x00000010	/* PB 27 */

#define I2C_INIT	(immr->im_cpm.cp_pbdir |=  PB_SCL)
#define I2C_ACTIVE	(immr->im_cpm.cp_pbdir |=  PB_SDA)
#define I2C_TRISTATE	(immr->im_cpm.cp_pbdir &= ~PB_SDA)
#define I2C_READ	((immr->im_cpm.cp_pbdat & PB_SDA) != 0)
#define I2C_SDA(bit)	if(bit) immr->im_cpm.cp_pbdat |=  PB_SDA; \
			else	immr->im_cpm.cp_pbdat &= ~PB_SDA
#define I2C_SCL(bit)	if(bit) immr->im_cpm.cp_pbdat |=  PB_SCL; \
			else	immr->im_cpm.cp_pbdat &= ~PB_SCL
#define I2C_DELAY	udelay(2)	/* 1/4 I2C clock duration */

#define CONFIG_SYS_I2C_EEPROM_ADDR	0x50		/* EEPROM AT24C??	*/
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2		/* two byte address	*/
#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS	4
#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS	10	/* and takes up to 10 msec */

# define CONFIG_RTC_DS1337 1
# define CONFIG_SYS_I2C_RTC_ADDR 0x68

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


#define CONFIG_MAC_PARTITION
#define CONFIG_DOS_PARTITION

#undef CONFIG_RTC_MPC8xx		/* MPC885 does not support RTC	*/

#define	CONFIG_TIMESTAMP		/* but print image timestmps	*/


/*
 * Command line configuration.
 */
#include <config_cmd_default.h>

#define CONFIG_CMD_ASKENV
#define CONFIG_CMD_DATE
#define CONFIG_CMD_DHCP
#define CONFIG_CMD_EEPROM
#define CONFIG_CMD_EXT2
#define CONFIG_CMD_I2C
#define CONFIG_CMD_IDE
#define CONFIG_CMD_MII
#define CONFIG_CMD_NFS
#define CONFIG_CMD_PING


/*
 * Miscellaneous configurable options
 */
#define CONFIG_SYS_LONGHELP			/* undef to save memory		*/

#define CONFIG_CMDLINE_EDITING	1	/* add command line history	*/
#define CONFIG_SYS_HUSH_PARSER		1	/* Use the HUSH parser		*/

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