| /* | |
| * (C) Copyright 2003 | |
| * MuLogic B.V. | |
| * | |
| * (C) Copyright 2002 | |
| * Simple Network Magic Corporation | |
| * | |
| * (C) Copyright 2000 | |
| * Wolfgang Denk, DENX Software Engineering, wd@denx.de. | |
| * | |
| * See file CREDITS for list of people who contributed to this | |
| * project. | |
| * | |
| * This program is free software; you can redistribute it and/or | |
| * modify it under the terms of the GNU General Public License as | |
| * published by the Free Software Foundation; either version 2 of | |
| * the License, or (at your option) any later version. | |
| * | |
| * This program is distributed in the hope that it will be useful, | |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| * GNU General Public License for more details. | |
| * | |
| * You should have received a copy of the GNU General Public License | |
| * along with this program; if not, write to the Free Software | |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
| * MA 02111-1307 USA | |
| */ | |
| /* | |
| * board/config.h - configuration options, board specific | |
| */ | |
| #ifndef __CONFIG_H | |
| #define __CONFIG_H | |
| /* various debug settings */ | |
| #undef CFG_DEVICE_NULLDEV /* null device */ | |
| #undef CONFIG_SILENT_CONSOLE /* silent console */ | |
| #undef CFG_CONSOLE_INFO_QUIET /* silent console ? */ | |
| #undef DEBUG /* debug output code */ | |
| #undef DEBUG_FLASH /* debug flash code */ | |
| #undef FLASH_DEBUG /* debug fash code */ | |
| #undef DEBUG_ENV /* debug environment code */ | |
| #define CFG_DIRECT_FLASH_TFTP 1 /* allow direct tftp to flash */ | |
| #define CONFIG_ENV_OVERWRITE 1 /* allow overwrite MAC address */ | |
| /* | |
| * High Level Configuration Options | |
| * (easy to change) | |
| */ | |
| #define CONFIG_MPC850 1 /* This is a MPC850 CPU */ | |
| #define CONFIG_QS850 1 /* ...on a QS850 module */ | |
| #define CONFIG_SCC2_ENET 1 /* SCC2 10BaseT ethernet */ | |
| /* Select the target clock speed */ | |
| #undef CONFIG_CLOCK_16MHZ /* cpu=16,777,216 Hz, mem=16Mhz */ | |
| #undef CONFIG_CLOCK_33MHZ /* cpu=33,554,432 Hz, mem=33Mhz */ | |
| #undef CONFIG_CLOCK_50MHZ /* cpu=49,971,200 Hz, mem=33Mhz */ | |
| #define CONFIG_CLOCK_66MHZ 1 /* cpu=67,108,864 Hz, mem=66Mhz */ | |
| #undef CONFIG_CLOCK_80MHZ /* cpu=79,986,688 Hz, mem=33Mhz */ | |
| #ifdef CONFIG_CLOCK_16MHZ | |
| #define CONFIG_CLOCK_MULT 512 | |
| #endif | |
| #ifdef CONFIG_CLOCK_33MHZ | |
| #define CONFIG_CLOCK_MULT 1024 | |
| #endif | |
| #ifdef CONFIG_CLOCK_50MHZ | |
| #define CONFIG_CLOCK_MULT 1525 | |
| #endif | |
| #ifdef CONFIG_CLOCK_66MHZ | |
| #define CONFIG_CLOCK_MULT 2048 | |
| #endif | |
| #ifdef CONFIG_CLOCK_80MHZ | |
| #define CONFIG_CLOCK_MULT 2441 | |
| #endif | |
| /* choose flash size, 4Mb or 8Mb */ | |
| #define CONFIG_FLASH_4MB 1 /* board has 4Mb flash */ | |
| #undef CONFIG_FLASH_8MB /* board has 8Mb flash */ | |
| #define CONFIG_CLOCK_BASE 32768 /* Base clock input freq */ | |
| #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */ | |
| #undef CONFIG_8xx_CONS_SMC2 | |
| #undef CONFIG_8xx_CONS_NONE | |
| #define CONFIG_BAUDRATE 38400 /* console baudrate = 38.4kbps */ | |
| #undef CONFIG_CLOCKS_IN_MHZ /* clocks passsed to Linux in MHz */ | |
| /* Define default IP addresses */ | |
| #define CONFIG_IPADDR 192.168.1.99 /* own ip address */ | |
| #define CONFIG_SERVERIP 192.168.1.19 /* used for tftp (not nfs?) */ | |
| /* message to say directly after booting */ | |
| #define CONFIG_PREBOOT "echo '';" \ | |
| "echo 'type:';" \ | |
| "echo 'run boot_nfs to boot to NFS';" \ | |
| "echo 'run boot_flash to boot to flash';" \ | |
| "echo '';" \ | |
| "echo 'run flash_rootfs to install a new rootfs';" \ | |
| "echo 'run flash_env to clear the env sector';" \ | |
| "echo 'run flash_rw to clear the rw fs';" \ | |
| "echo 'run flash_uboot to install a new u-boot';" \ | |
| "echo 'run flash_kernel to install a new kernel';" | |
| /* wait 5 seconds before executing CONFIG_BOOTCOMMAND */ | |
| #define CONFIG_BOOTDELAY 5 | |
| #define CONFIG_BOOTCOMMAND "run boot_nfs" | |
| #undef CONFIG_BOOTARGS /* made by set_nfs of set_flash */ | |
| /* Our flash filesystem looks like this | |
| * | |
| * 4Mb board: | |
| * ffc0 0000 - ffeb ffff root filesystem (jffs2) (~3Mb) | |
| * ffec 0000 - ffed ffff read-write filesystem (ext2) | |
| * ffee 0000 - ffef ffff environment | |
| * fff0 0000 - fff1 ffff u-boot | |
| * fff2 0000 - ffff ffff linux kernel | |
| * | |
| * 8Mb board: | |
| * ff80 0000 - ffeb ffff root filesystem (jffs2) (~7Mb) | |
| * ffec 0000 - ffed ffff read-write filesystem (ext2) | |
| * ffee 0000 - ffef ffff environment | |
| * fff0 0000 - fff1 ffff u-boot | |
| * fff2 0000 - ffff ffff linux kernel | |
| * | |
| */ | |
| /* environment for 4Mb board */ | |
| #ifdef CONFIG_FLASH_4MB | |
| #define CONFIG_EXTRA_ENV_SETTINGS \ | |
| "serial#=QS850\0" \ | |
| "hostname=qs850\0" \ | |
| "netdev=eth0\0" \ | |
| "ethaddr=00:01:02:B4:36:56\0" \ | |
| "rootpath=/exports/rootfs\0" \ | |
| "mtdparts=mtdparts=phys:2816k(root),128k(rw),128k(env),128k(u-boot),-(kernel)\0" \ | |
| /* fill in variables */ \ | |
| "set_ip=setenv ip ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:$netdev:off\0" \ | |
| "set_nfs=setenv bootargs root=/dev/nfs rw nfsroot=$serverip:$rootpath $ip init=/sbin/init $mtdparts\0" \ | |
| "set_flash=setenv bootargs root=/dev/mtdblock1 ro $ip init=/sbin/init $mtdparts\0" \ | |
| /* commands */ \ | |
| "boot_nfs=run set_ip; run set_nfs; tftp 0x400000 /tftpboot/vmlinux.UBoot; bootm 0x400000\0" \ | |
| "boot_flash=run set_ip; run set_flash; bootm fff20000\0" \ | |
| /* reinstall flash parts */ \ | |
| "flash_rootfs=protect off ffc00000 ffebffff; era ffc00000 ffebffff; tftp ffc00000 /tftpboot/rootfs.jffs2\0" \ | |
| "flash_rw=protect off ffec0000 ffedffff; era ffec0000 ffedffff\0" \ | |
| "flash_env=protect off ffee0000 ffefffff; era ffee0000 ffefffff\0" \ | |
| "flash_uboot=protect off fff00000 fff1ffff; era fff00000 fff1ffff; tftp fff00000 /tftpboot/u-boot.4mb.bin\0" \ | |
| "flash_kernel=protect off fff20000 ffffffff; era fff20000 ffffffff; tftp fff20000 /tftpboot/vmlinux.UBoot\0" | |
| #endif /* CONFIG_FLASH_4MB */ | |
| /* environment for 8Mb board */ | |
| #ifdef CONFIG_FLASH_8MB | |
| #define CONFIG_EXTRA_ENV_SETTINGS \ | |
| "serial#=QS850\0" \ | |
| "hostname=qs850\0" \ | |
| "netdev=eth0\0" \ | |
| "ethaddr=00:01:02:B4:36:56\0" \ | |
| "rootpath=/exports/rootfs\0" \ | |
| "mtdparts=mtdparts=phys:6912k(root),128k(rw),128k(env),128k(u-boot),-(kernel)\0" \ | |
| /* fill in variables */ \ | |
| "set_ip=setenv ip ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:$netdev:off\0" \ | |
| "set_nfs=setenv bootargs root=/dev/nfs rw nfsroot=$serverip:$rootpath $ip init=/sbin/init $mtdparts\0" \ | |
| "set_flash=setenv bootargs root=/dev/mtdblock1 ro $ip init=/sbin/init $mtdparts\0" \ | |
| /* commands */ \ | |
| "boot_nfs=run set_ip; run set_nfs; tftp 0x400000 /tftpboot/vmlinux.UBoot; bootm 0x400000\0" \ | |
| "boot_flash=run set_ip; run set_flash; bootm fff20000\0" \ | |
| /* reinstall flash parts */ \ | |
| "flash_rootfs=protect off ff800000 ffebffff; era ff800000 ffebffff; tftp ff800000 /tftpboot/rootfs.jffs2\0" \ | |
| "flash_rw=protect off ffec0000 ffedffff; era ffec0000 ffedffff\0" \ | |
| "flash_env=protect off ffee0000 ffefffff; era ffee0000 ffefffff\0" \ | |
| "flash_uboot=protect off fff00000 fff1ffff; era fff00000 fff1ffff; tftp fff00000 /tftpboot/u-boot.8mb.bin\0" \ | |
| "flash_kernel=protect off fff20000 ffffffff; era fff20000 ffffffff; tftp fff20000 /tftpboot/vmlinux.UBoot\0" | |
| #endif /* CONFIG_FLASH_8MB */ | |
| #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ | |
| #undef CFG_LOADS_BAUD_CHANGE /* don't allow baudrate change */ | |
| #undef CONFIG_WATCHDOG /* watchdog disabled */ | |
| #undef CONFIG_STATUS_LED /* Status LED disabled */ | |
| #undef CONFIG_CAN_DRIVER /* CAN Driver support disabled */ | |
| #define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT | CONFIG_BOOTP_BOOTFILESIZE) | |
| #undef CONFIG_MAC_PARTITION | |
| #undef CONFIG_DOS_PARTITION | |
| #define CONFIG_RTC_MPC8xx /* use internal RTC of MPC8xx */ | |
| #define CONFIG_COMMANDS (CFG_CMD_BDI | \ | |
| CFG_CMD_BOOTD | \ | |
| CFG_CMD_CONSOLE | \ | |
| CFG_CMD_DATE | \ | |
| CFG_CMD_ENV | \ | |
| CFG_CMD_FLASH | \ | |
| CFG_CMD_IMI | \ | |
| CFG_CMD_IMMAP | \ | |
| CFG_CMD_MEMORY | \ | |
| CFG_CMD_NET | \ | |
| CFG_CMD_RUN) | |
| /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ | |
| #include <cmd_confdefs.h> | |
| /*----------------------------------------------------------------------- | |
| * Environment variable storage is in FLASH, one sector before U-boot | |
| */ | |
| #define CFG_ENV_IS_IN_FLASH 1 | |
| #define CFG_ENV_SECT_SIZE 0x20000 /* 128Kb, one whole sector */ | |
| #define CFG_ENV_SIZE 0x2000 /* 8kb */ | |
| #define CFG_ENV_ADDR 0xffee0000 /* address of env sector */ | |
| /*----------------------------------------------------------------------- | |
| * Miscellaneous configurable options | |
| */ | |
| #define CFG_LONGHELP /* undef to save memory */ | |
| #define CFG_PROMPT "=> " /* Monitor Command Prompt */ | |
| #define CFG_HUSH_PARSER 1 /* use "hush" command parser */ | |
| #define CFG_PROMPT_HUSH_PS2 "> " | |
| #if (CONFIG_COMMANDS & CFG_CMD_KGDB) | |
| #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */ | |
| #else | |
| #define CFG_CBSIZE 256 /* Console I/O Buffer Size */ | |
| #endif | |
| #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */ | |
| #define CFG_MAXARGS 16 /* max number of command args */ | |
| #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ | |
| #define CFG_MEMTEST_START 0x0400000 /* memtest works */ | |
| #define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ | |
| #define CFG_LOAD_ADDR 0x400000 /* default load address */ | |
| #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ | |
| #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } | |
| /*----------------------------------------------------------------------- | |
| * 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 CFG_IMMR 0xFF000000 | |
| /*----------------------------------------------------------------------- | |
| * Definitions for initial stack pointer and data area (in DPRAM) | |
| */ | |
| #define CFG_INIT_RAM_ADDR CFG_IMMR | |
| #define CFG_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */ | |
| #define CFG_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */ | |
| #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) | |
| #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET | |
| /*----------------------------------------------------------------------- | |
| * Start addresses for the final memory configuration | |
| * (Set up by the startup code) | |
| * Please note that CFG_SDRAM_BASE _must_ start at 0 | |
| */ | |
| #define CFG_SDRAM_BASE 0x00000000 | |
| #define CFG_FLASH_BASE 0xFF800000 /* Allow an 8Mbyte window */ | |
| #define FLASH_BASE0_4M_PRELIM 0xFFC00000 /* Base for 4M Flash */ | |
| #define FLASH_BASE0_8M_PRELIM 0xFF800000 /* Base for 8M Flash */ | |
| #define CFG_MONITOR_LEN (192 << 10) /* Reserve 192 kB for Monitor */ | |
| #define CFG_MONITOR_BASE 0xFFF00000 /* U-boot location */ | |
| #define CFG_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 CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ | |
| /*----------------------------------------------------------------------- | |
| * TODO flash parameters | |
| * FLASH organization for Intel Strataflash | |
| */ | |
| #undef CFG_FLASH_16BIT /* 32-bit wide flash memory */ | |
| #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ | |
| #define CFG_MAX_FLASH_SECT 71 /* max number of sectors on one chip */ | |
| #define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ | |
| #define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ | |
| /*----------------------------------------------------------------------- | |
| * Cache Configuration | |
| */ | |
| #define CFG_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */ | |
| #if (CONFIG_COMMANDS & CFG_CMD_KGDB) | |
| #define CFG_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 | |
| */ | |
| #ifdef CONFIG_WATCHDOG | |
| #define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWE | SYPCR_SWRI | SYPCR_SWP) | |
| #else | |
| #define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWRI | SYPCR_SWP) | |
| #endif | |
| /*----------------------------------------------------------------------- | |
| * SIUMCR - SIU Module Configuration 11-6 | |
| *----------------------------------------------------------------------- | |
| */ | |
| #define CFG_SIUMCR (SIUMCR_DLK | SIUMCR_DPC | SIUMCR_MPRE | SIUMCR_MLRC01 | SIUMCR_GB5E) | |
| /*----------------------------------------------------------------------- | |
| * TBSCR - Time Base Status and Control 11-26 | |
| *----------------------------------------------------------------------- | |
| */ | |
| #define CFG_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF) | |
| /*----------------------------------------------------------------------- | |
| * RTCSC - Real-Time Clock Status and Control Register 11-27 | |
| *----------------------------------------------------------------------- | |
| */ | |
| #define CFG_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE) | |
| /*----------------------------------------------------------------------- | |
| * PISCR - Periodic Interrupt Status and Control 11-31 | |
| *----------------------------------------------------------------------- | |
| */ | |
| #define CFG_PISCR (PISCR_PS | PISCR_PITF) | |
| /*----------------------------------------------------------------------- | |
| * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30 | |
| *----------------------------------------------------------------------- | |
| */ | |
| /* MF (Multiplication Factor of SPLL) */ | |
| /* Sets the QS850 to specified clock from 32KHz clock at EXTAL. */ | |
| #define vPLPRCR_MF ((CONFIG_CLOCK_MULT+1) << 20) | |
| #define CFG_PLPRCR (vPLPRCR_MF | PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST | PLPRCR_LOLRE) | |
| /*----------------------------------------------------------------------- | |
| * SCCR - System Clock and reset Control Register 15-27 | |
| *----------------------------------------------------------------------- | |
| */ | |
| #if defined(CONFIG_CLOCK_16MHZ) || defined(CONFIG_CLOCK_33MHZ) || defined(CONFIG_CLOCK_50MHZ) | |
| #define CFG_SCCR (SCCR_TBS | SCCR_EBDF00 | SCCR_DFBRG00) | |
| #define CFG_BRGCLK_PRESCALE 1 | |
| #endif | |
| #if defined(CONFIG_CLOCK_66MHZ) | |
| #define CFG_SCCR (SCCR_TBS | SCCR_EBDF00 | SCCR_DFBRG01) | |
| #define CFG_BRGCLK_PRESCALE 4 | |
| #endif | |
| #if defined(CONFIG_CLOCK_80MHZ) | |
| #define CFG_SCCR (SCCR_TBS | SCCR_EBDF01 | SCCR_DFBRG01) | |
| #define CFG_BRGCLK_PRESCALE 4 | |
| #endif | |
| #define SCCR_MASK CFG_SCCR | |
| /*----------------------------------------------------------------------- | |
| * Debug Enable Register | |
| * 0x73E67C0F - All interrupts handled by BDM | |
| * 0x00824001 - Only interrupts needed by MWDebug.exe handled by BDM | |
| *----------------------------------------------------------------------- | |
| #define CFG_DER 0x73E67C0F | |
| #define CFG_DER 0x0082400F | |
| #------------------------------------------------------------------------- | |
| # Program the Debug Enable Register (DER). This register provides the user | |
| # with the reason for entering into the debug mode. We want all conditions | |
| # to end up as an exception. We don't want to enter into debug mode for | |
| # any condition. See the back of of the Development Support section of the | |
| # MPC860 User Manual for a description of this register. | |
| #------------------------------------------------------------------------- | |
| */ | |
| #define CFG_DER 0 | |
| /*----------------------------------------------------------------------- | |
| * Memory Controller Initialization Constants | |
| *----------------------------------------------------------------------- | |
| */ | |
| /* | |
| * BR0 and OR0 (AMD dual FLASH devices) | |
| * Base address = 0xFFF0_0000 - 0xFFF7_FFFF (After relocation) | |
| */ | |
| #define CFG_PRELIM_OR_AM | |
| #define CFG_OR_TIMING_FLASH | |
| /* | |
| *----------------------------------------------------------------------- | |
| * Base Register 0 (BR0): Bank 0 is assigned to the 8Mbyte (2M X 32) | |
| * flash that resides on the QS850. | |
| *----------------------------------------------------------------------- | |
| */ | |
| /* BA (Base Address) = 0xFF80+0b for a total of 17 bits. 17 bit base addr */ | |
| /* represents a minumum 32K block size. */ | |
| #define vBR0_BA ((0xFF80 << 16) + (0 << 15)) | |
| #define CFG_BR0_PRELIM (vBR0_BA | BR_V) | |
| /* AM (Address Mask) = 0xFF80+0b = We've masked the upper 9 bits */ | |
| /* which defines a 8 Mbyte memory block. */ | |
| #define vOR0_AM ((0xFF80 << 16) + (0 << 15)) | |
| #if defined(CONFIG_CLOCK_50MHZ) || defined(CONFIG_CLOCK_80MHZ) | |
| /* 0101 = Add a 5 clock cycle wait state */ | |
| #define CFG_OR0_PRELIM (vOR0_AM | OR_CSNT_SAM | 0R_ACS_DIV4 | OR_BI | OR_SCY_5_CLK) | |
| #endif | |
| #if defined(CONFIG_CLOCK_33MHZ) || defined(CONFIG_CLOCK_66MHZ) | |
| /* 0011 = Add a 3 clock cycle wait state */ | |
| /* 29.8ns clock * (3 + 2) = 149ns cycle time */ | |
| #define CFG_OR0_PRELIM (vOR0_AM | OR_CSNT_SAM | OR_ACS_DIV4 | OR_BI | OR_SCY_3_CLK) | |
| #endif | |
| #if defined(CONFIG_CLOCK_16MHZ) | |
| /* 0010 = Add a 2 clock cycle wait state */ | |
| #define CFG_OR0_PRELIM (vOR0_AM | OR_CSNT_SAM | OR_ACS_DIV4 | OR_BI | OR_SCY_2_CLK) | |
| #endif | |
| /* | |
| * BR1 and OR1 (SDRAM) | |
| * Base Address = 0x00000000 - 0x00FF_FFFF (16M After relocation) | |
| * Base Address = 0x00000000 - 0x01FF_FFFF (32M After relocation) | |
| * Base Address = 0x00000000 - 0x03FF_FFFF (64M After relocation) | |
| * Base Address = 0x00000000 - 0x07FF_FFFF (128M After relocation) | |
| */ | |
| #define SDRAM_BASE 0x00000000 /* SDRAM bank */ | |
| #define SDRAM_PRELIM_OR_AM 0xF8000000 /* map max. 128 MB */ | |
| /* AM (Address Mask) = 0xF800+0b = We've masked the upper 5 bits which | |
| * represents a 128 Mbyte block the DRAM in | |
| * this address base. | |
| */ | |
| #define vOR1_AM ((0xF800 << 16) + (0 << 15)) | |
| #define vBR1_BA ((0x0000 << 16) + (0 << 15)) | |
| #define CFG_OR1 (vOR1_AM | OR_CSNT_SAM | OR_BI) | |
| #define CFG_BR1 (vBR1_BA | BR_MS_UPMA | BR_V) | |
| /* Machine A Mode Register */ | |
| /* PTA Periodic Timer A */ | |
| #if defined(CONFIG_CLOCK_80MHZ) | |
| #define vMAMR_PTA (19 << 24) | |
| #endif | |
| #if defined(CONFIG_CLOCK_66MHZ) | |
| #define vMAMR_PTA (16 << 24) | |
| #endif | |
| #if defined(CONFIG_CLOCK_50MHZ) | |
| #define vMAMR_PTA (195 << 24) | |
| #endif | |
| #if defined(CONFIG_CLOCK_33MHZ) | |
| #define vMAMR_PTA (131 << 24) | |
| #endif | |
| #if defined(CONFIG_CLOCK_16MHZ) | |
| #define vMAMR_PTA (65 << 24) | |
| #endif | |
| /* For boards with 16M of SDRAM */ | |
| #define SDRAM_16M_MAX_SIZE 0x01000000 /* max 16MB SDRAM */ | |
| #define CFG_16M_MAMR (vMAMR_PTA | MAMR_AMA_TYPE_0 | MAMR_DSA_2_CYCL | MAMR_G0CLA_A11 |\ | |
| MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X) | |
| /* For boards with 32M of SDRAM */ | |
| #define SDRAM_32M_MAX_SIZE 0x02000000 /* max 32MB SDRAM */ | |
| #define CFG_32M_MAMR (vMAMR_PTA | MAMR_AMA_TYPE_1 | MAMR_DSA_2_CYCL | MAMR_G0CLA_A10 |\ | |
| MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X) | |
| /* Memory Periodic Timer Prescaler Register */ | |
| #if defined(CONFIG_CLOCK_66MHZ) || defined(CONFIG_CLOCK_80MHZ) | |
| /* Divide by 32 */ | |
| #define CFG_MPTPR 0x02 | |
| #endif | |
| #if defined(CONFIG_CLOCK_16MHZ) || defined(CONFIG_CLOCK_33MHZ) || defined(CONFIG_CLOCK_50MHZ) | |
| /* Divide by 16 */ | |
| #define CFG_MPTPR 0x04 | |
| #endif | |
| /* | |
| * BR2 and OR2 (Unused) | |
| * Base address = 0xF020_0000 - 0xF020_0FFF | |
| * | |
| */ | |
| #define CFG_OR2_PRELIM 0xFFF00000 | |
| #define CFG_BR2_PRELIM 0xF0200000 | |
| /* | |
| * BR3 and OR3 (External Bus CS3) | |
| * Base address = 0xF030_0000 - 0xF030_0FFF | |
| * | |
| */ | |
| #define CFG_OR3_PRELIM 0xFFF00000 | |
| #define CFG_BR3_PRELIM 0xF0300000 | |
| /* | |
| * BR4 and OR4 (External Bus CS3) | |
| * Base address = 0xF040_0000 - 0xF040_0FFF | |
| * | |
| */ | |
| #define CFG_OR4_PRELIM 0xFFF00000 | |
| #define CFG_BR4_PRELIM 0xF0400000 | |
| /* | |
| * BR4 and OR4 (External Bus CS3) | |
| * Base address = 0xF050_0000 - 0xF050_0FFF | |
| * | |
| */ | |
| #define CFG_OR5_PRELIM 0xFFF00000 | |
| #define CFG_BR5_PRELIM 0xF0500000 | |
| /* | |
| * BR6 and OR6 (Unused) | |
| * Base address = 0xF060_0000 - 0xF060_0FFF | |
| * | |
| */ | |
| #define CFG_OR6_PRELIM 0xFFF00000 | |
| #define CFG_BR6_PRELIM 0xF0600000 | |
| /* | |
| * BR7 and OR7 (Unused) | |
| * Base address = 0xF070_0000 - 0xF070_0FFF | |
| * | |
| */ | |
| #define CFG_OR7_PRELIM 0xFFF00000 | |
| #define CFG_BR7_PRELIM 0xF0700000 | |
| /* | |
| * Internal Definitions | |
| * | |
| * Boot Flags | |
| */ | |
| #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ | |
| #define BOOTFLAG_WARM 0x02 /* Software reboot */ | |
| /* | |
| * Sanity checks | |
| */ | |
| #if defined(CONFIG_SCC1_ENET) && defined(CONFIG_FEC_ENET) | |
| #error Both CONFIG_SCC1_ENET and CONFIG_FEC_ENET configured | |
| #endif | |
| #endif /* __CONFIG_H */ |