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/*
* (C) Copyright 2003
* Martin Winistoerfer, martinwinistoerfer@gmx.ch.
*
* SPDX-License-Identifier: GPL-2.0+
*/
/*
* File: cmi_mpc5xx.h
*
* Discription: Config header file for cmi
* board using an MPC5xx CPU
*
*/
#ifndef __CONFIG_H
#define __CONFIG_H
/*
* High Level Configuration Options
*/
#define CONFIG_MPC555 1 /* This is an MPC555 CPU */
#define CONFIG_CMI 1 /* Using the customized cmi board */
#define CONFIG_SYS_TEXT_BASE 0x02000000 /* Boot from flash at location 0x00000000 */
/* Serial Console Configuration */
#define CONFIG_5xx_CONS_SCI1
#undef CONFIG_5xx_CONS_SCI2
#define CONFIG_BAUDRATE 57600
/*
* BOOTP options
*/
#define CONFIG_BOOTP_BOOTFILESIZE
#define CONFIG_BOOTP_BOOTPATH
#define CONFIG_BOOTP_GATEWAY
#define CONFIG_BOOTP_HOSTNAME
/*
* Command line configuration.
*/
#define CONFIG_CMD_REGINFO
#define CONFIG_CMD_ASKENV
#if 0
#define CONFIG_BOOTDELAY -1 /* autoboot disabled */
#else
#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
#endif
#define CONFIG_BOOTCOMMAND "go 02034004" /* autoboot command */
#define CONFIG_BOOTARGS "" /* Assuming OS Image in 4 flash sector at offset 4004 */
#define CONFIG_WATCHDOG /* turn on platform specific watchdog */
#define CONFIG_STATUS_LED 1 /* Enable status led */
#define CONFIG_LOADS_ECHO 1 /* Echo on for serial download */
/*
* Miscellaneous configurable options
*/
#define CONFIG_SYS_LONGHELP /* undef to save memory */
#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
#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_MEMTEST_START 0x00000000 /* memtest works on */
#define CONFIG_SYS_MEMTEST_END 0x000fa000 /* 1 MB in SRAM */
#define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, 1250000 }
/*
* Low Level Configuration Settings
*/
/*
* Internal Memory Mapped (This is not the IMMR content)
*/
#define CONFIG_SYS_IMMR 0x01000000 /* Physical start adress of internal memory map */
/*
* Definitions for initial stack pointer and data area
*/
#define CONFIG_SYS_INIT_RAM_ADDR (CONFIG_SYS_IMMR + 0x003f9800) /* Physical start adress of internal MPC555 writable RAM */
#define CONFIG_SYS_INIT_RAM_SIZE (CONFIG_SYS_IMMR + 0x003fffff) /* Physical end adress of internal MPC555 used RAM area */
#define CONFIG_SYS_GBL_DATA_OFFSET ((CONFIG_SYS_INIT_RAM_SIZE - CONFIG_SYS_INIT_RAM_ADDR) - GENERATED_GBL_DATA_SIZE) /* Offset from the beginning of ram */
#define CONFIG_SYS_INIT_SP_ADDR 0x013fa000 /* Physical start adress of inital stack */
/*
* Start addresses for the final memory configuration
* Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
*/
#define CONFIG_SYS_SDRAM_BASE 0x00000000 /* Monitor won't change memory map */
#define CONFIG_SYS_FLASH_BASE 0x02000000 /* External flash */
#define PLD_BASE 0x03000000 /* PLD */
#define ANYBUS_BASE 0x03010000 /* Anybus Module */
#define CONFIG_SYS_RESET_ADRESS 0x01000000 /* Adress which causes reset */
#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE /* CONFIG_SYS_TEXT_BASE is defined in the board config.mk file. */
/* This adress is given to the linker with -Ttext to */
/* locate the text section at this adress. */
#define CONFIG_SYS_MONITOR_LEN (192 << 10) /* Reserve 192 kB for Monitor */
#define CONFIG_SYS_MALLOC_LEN (64 << 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.
*/
#define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
/*-----------------------------------------------------------------------
* FLASH organization
*-----------------------------------------------------------------------
*
*/
#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* Max number of memory banks */
#define CONFIG_SYS_MAX_FLASH_SECT 64 /* Max number of sectors on one chip */
#define CONFIG_SYS_FLASH_ERASE_TOUT 180000 /* Timeout for Flash Erase (in ms) */
#define CONFIG_SYS_FLASH_WRITE_TOUT 600 /* Timeout for Flash Write (in ms) */
#define CONFIG_SYS_FLASH_PROTECTION 1 /* Physically section protection on */
#define CONFIG_ENV_IS_IN_FLASH 1
#ifdef CONFIG_ENV_IS_IN_FLASH
#define CONFIG_ENV_OFFSET 0x00020000 /* Environment starts at this adress */
#define CONFIG_ENV_SIZE 0x00010000 /* Set whole sector as env */
#define CONFIG_SYS_USE_PPCENV /* Environment embedded in sect .ppcenv */
#endif
/*-----------------------------------------------------------------------
* SYPCR - System Protection Control
* SYPCR can only be written once after reset!
*-----------------------------------------------------------------------
* SW Watchdog freeze
*/
#if defined(CONFIG_WATCHDOG)
#define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
#else
#define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
SYPCR_SWP)
#endif /* CONFIG_WATCHDOG */
/*-----------------------------------------------------------------------
* TBSCR - Time Base Status and Control
*-----------------------------------------------------------------------
* Clear Reference Interrupt Status, Timebase freezing enabled
*/
#define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
/*-----------------------------------------------------------------------
* PISCR - Periodic Interrupt Status and Control
*-----------------------------------------------------------------------
* Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
*/
#define CONFIG_SYS_PISCR (PISCR_PITF)
/*-----------------------------------------------------------------------
* SCCR - System Clock and reset Control Register
*-----------------------------------------------------------------------
* Set clock output, timebase and RTC source and divider,
* power management and some other internal clocks
*/
#define SCCR_MASK SCCR_EBDF00
#define CONFIG_SYS_SCCR (SCCR_TBS | SCCR_RTDIV | SCCR_RTSEL | \
SCCR_COM00 | SCCR_DFNL000 | SCCR_DFNH000)
/*-----------------------------------------------------------------------
* SIUMCR - SIU Module Configuration
*-----------------------------------------------------------------------
* Data show cycle
*/
#define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00) /* Disable data show cycle */
/*-----------------------------------------------------------------------
* PLPRCR - PLL, Low-Power, and Reset Control Register
*-----------------------------------------------------------------------
* Set all bits to 40 Mhz
*
*/
#define CONFIG_SYS_OSC_CLK ((uint)4000000) /* Oscillator clock is 4MHz */
#define CONFIG_SYS_PLPRCR (PLPRCR_MF_9 | PLPRCR_DIVF_0)
/*-----------------------------------------------------------------------
* UMCR - UIMB Module Configuration Register
*-----------------------------------------------------------------------
*
*/
#define CONFIG_SYS_UMCR (UMCR_FSPEED) /* IMB clock same as U-bus */
/*-----------------------------------------------------------------------
* ICTRL - I-Bus Support Control Register
*/
#define CONFIG_SYS_ICTRL (ICTRL_ISCT_SER_7) /* Take out of serialized mode */
/*-----------------------------------------------------------------------
* USIU - Memory Controller Register
*-----------------------------------------------------------------------
*/
#define CONFIG_SYS_BR0_PRELIM (CONFIG_SYS_FLASH_BASE | BR_V | BR_BI | BR_PS_16)
#define CONFIG_SYS_OR0_PRELIM (OR_ADDR_MK_FF | OR_SCY_3)
#define CONFIG_SYS_BR1_PRELIM (ANYBUS_BASE)
#define CONFIG_SYS_OR1_PRELIM (OR_ADDR_MK_FFFF | OR_SCY_1 | OR_ETHR)
#define CONFIG_SYS_BR2_PRELIM (CONFIG_SYS_SDRAM_BASE | BR_V | BR_PS_32)
#define CONFIG_SYS_OR2_PRELIM (OR_ADDR_MK_FF)
#define CONFIG_SYS_BR3_PRELIM (PLD_BASE | BR_V | BR_BI | BR_LBDIR | BR_PS_8)
#define CONFIG_SYS_OR3_PRELIM (OR_ADDR_MK_FF | OR_TRLX | OR_BSCY | OR_SCY_8 | \
OR_ACS_10 | OR_ETHR | OR_CSNT)
#define FLASH_BASE0_PRELIM CONFIG_SYS_FLASH_BASE /* We don't realign the flash */
/*-----------------------------------------------------------------------
* DER - Timer Decrementer
*-----------------------------------------------------------------------
* Initialise to zero
*/
#define CONFIG_SYS_DER 0x00000000
#endif /* __CONFIG_H */
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