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/*
* (C) Copyright 2000
* Wolfgang Denk, DENX Software Engineering, wd@denx.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_MPC823 1 /* This is a MPC823 CPU */
#define CONFIG_SPD823TS 1 /* ...on a SPD823TS board */
#define CONFIG_SYS_TEXT_BASE 0xFF000000
#define CONFIG_RESET_PHY_R 1 /* Call reset_phy() */
#define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
#undef CONFIG_8xx_CONS_SMC2
#undef CONFIG_8xx_CONS_NONE
#define CONFIG_BAUDRATE 115200
#if 0
#define CONFIG_BOOTDELAY -1 /* autoboot disabled */
#else
#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
#endif
#define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
#define CONFIG_BOOTCOMMAND "bootp" /* autoboot command */
#define CONFIG_BOOTARGS "root=/dev/nfs rw " \
"nfsroot=10.0.0.2:/opt/eldk/ppc_8xx " \
"nfsaddrs=10.0.0.99:10.0.0.2"
#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 */
/*
* Command line configuration.
*/
#include <config_cmd_default.h>
#define CONFIG_CMD_IDE
#undef CONFIG_CMD_SAVEENV
#undef CONFIG_CMD_FLASH
#define CONFIG_MAC_PARTITION
#define CONFIG_DOS_PARTITION
/*
* BOOTP options
*/
#define CONFIG_BOOTP_SUBNETMASK
#define CONFIG_BOOTP_GATEWAY
#define CONFIG_BOOTP_HOSTNAME
#define CONFIG_BOOTP_BOOTPATH
#define CONFIG_BOOTP_BOOTFILESIZE
/*----------------------------------------------------------------------*/
#define CONFIG_ETHADDR 00:D0:93:00:01:CB
#define CONFIG_IPADDR 10.0.0.98
#define CONFIG_SERVERIP 10.0.0.1
#undef CONFIG_BOOTCOMMAND
#define CONFIG_BOOTCOMMAND "tftp 200000 uImage;bootm 200000"
/*----------------------------------------------------------------------*/
/*
* 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 0x00100000 /* memtest works on */
#define CONFIG_SYS_MEMTEST_END 0x00F00000 /* 1 ... 15MB in DRAM */
#define CONFIG_SYS_LOAD_ADDR 0x00100000 /* default load address */
#define CONFIG_SYS_PIO_MODE 0 /* IDE interface in PIO Mode 0 */
#define CONFIG_SYS_PC_IDE_RESET ((ushort)0x0008) /* PC 12 */
/*
* Low Level Configuration Settings
* (address mappings, register initial values, etc.)
* You should know what you are doing if you make changes here.
*/
/*-----------------------------------------------------------------------
* Internal Memory Mapped Register
*/
#define CONFIG_SYS_IMMR 0xFFF00000 /* was: 0xFF000000 */
/*-----------------------------------------------------------------------
* Definitions for initial stack pointer and data area (in DPRAM)
*/
#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
#define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */
#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
#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_FLASH_BASE 0xFF000000
#ifdef DEBUG
#define CONFIG_SYS_MONITOR_LEN (512 << 10) /* Reserve 512 kB for Monitor */
#else
#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
#endif
#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
#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.
*/
#define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
/*-----------------------------------------------------------------------
* FLASH organization
*/
#define CONFIG_SYS_MAX_FLASH_BANKS 0 /* max number of memory banks */
#define CONFIG_SYS_MAX_FLASH_SECT 0 /* max number of sectors on one chip */
#define CONFIG_SYS_FLASH_ERASE_TOUT 0 /* Timeout for Flash Erase (in ms) */
#define CONFIG_SYS_FLASH_WRITE_TOUT 0 /* Timeout for Flash Write (in ms) */
#define CONFIG_ENV_IS_IN_FLASH 1
#define CONFIG_ENV_OFFSET 0x8000 /* Offset of Environment Sector */
#define CONFIG_ENV_SIZE 0x0800 /* Total Size of Environment Sector */
/*-----------------------------------------------------------------------
* Cache Configuration
*/
#define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
#if defined(CONFIG_CMD_KGDB)
#define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
#endif
/*-----------------------------------------------------------------------
* SYPCR - System Protection Control 11-9
* SYPCR can only be written once after reset!
*-----------------------------------------------------------------------
* Software & Bus Monitor Timer max, Bus Monitor enable, 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
/*-----------------------------------------------------------------------
* SIUMCR - SIU Module Configuration 11-6
*-----------------------------------------------------------------------
* PCMCIA config., multi-function pin tri-state
*/
/* 0x00000040 */
#define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC00 | SIUMCR_GB5E)
/*-----------------------------------------------------------------------
* TBSCR - Time Base Status and Control 11-26
*-----------------------------------------------------------------------
* Clear Reference Interrupt Status, Timebase freezing enabled
*/
#define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
/*-----------------------------------------------------------------------
* PISCR - Periodic Interrupt Status and Control 11-31
*-----------------------------------------------------------------------
* Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
*/
#define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
/*-----------------------------------------------------------------------
* PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
*-----------------------------------------------------------------------
* Reset PLL lock status sticky bit, timer expired status bit and timer
* interrupt status bit, set PLL multiplication factor !
*/
/* 0x00b0c0c0 */
#define CONFIG_SYS_PLPRCR \
( (11 << PLPRCR_MF_SHIFT) | \
PLPRCR_SPLSS | PLPRCR_TEXPS | /*PLPRCR_TMIST|*/ \
/*PLPRCR_CSRC|*/ PLPRCR_LPM_NORMAL | \
PLPRCR_CSR | PLPRCR_LOLRE /*|PLPRCR_FIOPD*/ \
)
/*-----------------------------------------------------------------------
* SCCR - System Clock and reset Control Register 15-27
*-----------------------------------------------------------------------
* Set clock output, timebase and RTC source and divider,
* power management and some other internal clocks
*/
#define SCCR_MASK SCCR_EBDF11
/* 0x01800014 */
#define CONFIG_SYS_SCCR (SCCR_COM00 | /*SCCR_TBS|*/ \
SCCR_RTDIV | SCCR_RTSEL | \
/*SCCR_CRQEN|*/ /*SCCR_PRQEN|*/ \
SCCR_EBDF00 | SCCR_DFSYNC00 | \
SCCR_DFBRG00 | SCCR_DFNL000 | \
SCCR_DFNH000 | SCCR_DFLCD101 | \
SCCR_DFALCD00)
/*-----------------------------------------------------------------------
* RTCSC - Real-Time Clock Status and Control Register
*-----------------------------------------------------------------------
*/
/* 0x00C3 */
#define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
/*-----------------------------------------------------------------------
* RCCR - RISC Controller Configuration Register
*-----------------------------------------------------------------------
*/
/* TIMEP=2 */
#define CONFIG_SYS_RCCR 0x0200
/*-----------------------------------------------------------------------
* RMDS - RISC Microcode Development Support Control Register
*-----------------------------------------------------------------------
*/
#define CONFIG_SYS_RMDS 0
/*-----------------------------------------------------------------------
* SDSR - SDMA Status Register
*-----------------------------------------------------------------------
*/
#define CONFIG_SYS_SDSR ((u_char)0x83)
/*-----------------------------------------------------------------------
* SDMR - SDMA Mask Register
*-----------------------------------------------------------------------
*/
#define CONFIG_SYS_SDMR ((u_char)0x00)
/*-----------------------------------------------------------------------
*
* Interrupt Levels
*-----------------------------------------------------------------------
*/
#define CONFIG_SYS_CPM_INTERRUPT 13 /* SIU_LEVEL6 */
/*-----------------------------------------------------------------------
* PCMCIA stuff
*-----------------------------------------------------------------------
*
*/
#define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000)
#define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 )
#define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000)
#define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 )
#define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000)
#define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 )
#define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000)
#define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 )
/*-----------------------------------------------------------------------
* IDE/ATA stuff
*-----------------------------------------------------------------------
*/
#define CONFIG_IDE_PREINIT 1 /* Use preinit IDE hook */
#define CONFIG_IDE_INIT_POSTRESET 1 /* Use postreset IDE hook */
#define CONFIG_IDE_8xx_DIRECT 1 /* PCMCIA interface required */
#define CONFIG_IDE_LED 1 /* LED for ide supported */
#define CONFIG_IDE_RESET 1 /* reset for ide supported */
#define CONFIG_SYS_IDE_MAXBUS 2 /* max. 2 IDE busses */
#define CONFIG_SYS_IDE_MAXDEVICE (CONFIG_SYS_IDE_MAXBUS*2) /* max. 2 drives per IDE bus */
#define CONFIG_SYS_ATA_BASE_ADDR 0xFE100000
#define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000
#define CONFIG_SYS_ATA_IDE1_OFFSET 0x0C00
#define CONFIG_SYS_ATA_DATA_OFFSET 0x0000 /* Offset for data I/O */
#define CONFIG_SYS_ATA_REG_OFFSET 0x0080 /* Offset for normal register accesses */
#define CONFIG_SYS_ATA_ALT_OFFSET 0x0100 /* Offset for alternate registers */
/*-----------------------------------------------------------------------
*
*-----------------------------------------------------------------------
*
*/
#define CONFIG_SYS_DER 0
/*
* Init Memory Controller:
*
* BR0/1 and OR0/1 (FLASH)
*/
#define FLASH_BASE0_PRELIM 0xFF000000 /* FLASH bank #0 */
#define FLASH_BASE1_PRELIM 0xFF080000 /* FLASH bank #1 */
/* used to re-map FLASH both when starting from SRAM or FLASH:
* restrict access enough to keep SRAM working (if any)
* but not too much to meddle with FLASH accesses
*/
/* EPROMs are 512kb */
#define CONFIG_SYS_REMAP_OR_AM 0xFFF80000 /* OR addr mask */
#define CONFIG_SYS_PRELIM_OR_AM 0xFFF80000 /* OR addr mask */
/* FLASH timing: ACS = 11, TRLX = 0, CSNT = 1, SCY = 5, EHTR = 1 */
#define CONFIG_SYS_OR_TIMING_FLASH (/* OR_CSNT_SAM | */ OR_ACS_DIV4 | OR_BI | \
OR_SCY_5_CLK | OR_EHTR)
#define CONFIG_SYS_OR0_REMAP (CONFIG_SYS_REMAP_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
#define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
/* 16 bit, bank valid */
#define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_PS_16 | BR_V )
#define CONFIG_SYS_OR1_REMAP CONFIG_SYS_OR0_REMAP
#define CONFIG_SYS_OR1_PRELIM CONFIG_SYS_OR0_PRELIM
/* 16 bit, bank valid */
#define CONFIG_SYS_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_PS_16 | BR_V )
/*
* BR2-5 and OR2-5 (SRAM/SDRAM/PER8/SHARC)
*
*/
#define SRAM_BASE 0xFE200000 /* SRAM bank */
#define SRAM_OR_AM 0xFFE00000 /* SRAM is 2 MB */
#define SDRAM_BASE3_PRELIM 0x00000000 /* SDRAM bank */
#define SDRAM_PRELIM_OR_AM 0xF8000000 /* map max. 128 MB */
#define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB SDRAM */
#define PER8_BASE 0xFE000000 /* PER8 bank */
#define PER8_OR_AM 0xFFF00000 /* PER8 is 1 MB */
#define SHARC_BASE 0xFE400000 /* SHARC bank */
#define SHARC_OR_AM 0xFFC00000 /* SHARC is 4 MB */
/* SRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
#define CONFIG_SYS_OR_TIMING_SRAM 0x00000D42 /* SRAM-Timing */
#define CONFIG_SYS_OR2 (SRAM_OR_AM | CONFIG_SYS_OR_TIMING_SRAM )
#define CONFIG_SYS_BR2 ((SRAM_BASE & BR_BA_MSK) | BR_PS_16 | BR_V )
/* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
#define CONFIG_SYS_OR_TIMING_SDRAM 0x00000A00 /* SDRAM-Timing */
#define CONFIG_SYS_OR3_PRELIM (SDRAM_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_SDRAM )
#define CONFIG_SYS_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMB | BR_V )
#define CONFIG_SYS_OR_TIMING_PER8 0x00000F32 /* PER8-Timing */
#define CONFIG_SYS_OR4 (PER8_OR_AM | CONFIG_SYS_OR_TIMING_PER8 )
#define CONFIG_SYS_BR4 ((PER8_BASE & BR_BA_MSK) | BR_PS_8 | BR_V )
#define CONFIG_SYS_OR_TIMING_SHARC 0x00000700 /* SHARC-Timing */
#define CONFIG_SYS_OR5 (SHARC_OR_AM | CONFIG_SYS_OR_TIMING_SHARC )
#define CONFIG_SYS_BR5 ((SHARC_BASE & BR_BA_MSK) | BR_PS_32 | BR_MS_UPMA | BR_V )
/*
* Memory Periodic Timer Prescaler
*/
/* periodic timer for refresh */
#define CONFIG_SYS_MBMR_PTB 204
/* refresh rate 15.6 us (= 64 ms / 4K = 62.4 / quad bursts) for <= 128 MBit */
#define CONFIG_SYS_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */
#define CONFIG_SYS_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */
/* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */
#define CONFIG_SYS_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */
#define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */
/*
* MBMR settings for SDRAM
*/
/* 8 column SDRAM */
#define CONFIG_SYS_MBMR_8COL ((CONFIG_SYS_MBMR_PTB << MBMR_PTB_SHIFT) | \
MBMR_AMB_TYPE_0 | MBMR_DSB_1_CYCL | MBMR_G0CLB_A11 | \
MBMR_RLFB_1X | MBMR_WLFB_1X | MBMR_TLFB_4X)
#endif /* __CONFIG_H */
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