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Diffstat (limited to 'include/configs/ep8260.h')
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1 files changed, 775 insertions, 0 deletions
diff --git a/include/configs/ep8260.h b/include/configs/ep8260.h new file mode 100755 index 0000000..6862519 --- /dev/null +++ b/include/configs/ep8260.h @@ -0,0 +1,775 @@ +/* + * (C) Copyright 2002 + * Frank Panno <fpanno@delphintech.com>, Delphin Technology AG + * + * This file is based on similar values for other boards found in other + * U-Boot config files, and some that I found in the EP8260 manual. + * + * 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 + * + * "EP8260 H, V.1.1" + * - 64M 60x Bus SDRAM + * - 32M Local Bus SDRAM + * - 16M Flash (4 x AM29DL323DB90WDI) + * - 128k NVRAM with RTC + * + * "EP8260 H2, V.1.3" (CFG_EP8260_H2) + * - 300MHz/133MHz/66MHz + * - 64M 60x Bus SDRAM + * - 32M Local Bus SDRAM + * - 32M Flash + * - 128k NVRAM with RTC + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +/* Define this to enable support the EP8260 H2 version */ +#define CFG_EP8260_H2 1 +/* #undef CFG_EP8260_H2 */ + +#define CONFIG_CPM2 1 /* Has a CPM2 */ + +/* What is the oscillator's (UX2) frequency in Hz? */ +#define CONFIG_8260_CLKIN (66 * 1000 * 1000) + +/*----------------------------------------------------------------------- + * MODCK_H & MODCLK[1-3] - Ref: Section 9.2 in MPC8206 User Manual + *----------------------------------------------------------------------- + * What should MODCK_H be? It is dependent on the oscillator + * frequency, MODCK[1-3], and desired CPM and core frequencies. + * Here are some example values (all frequencies are in MHz): + * + * MODCK_H MODCK[1-3] Osc CPM Core + * ------- ---------- --- --- ---- + * 0x2 0x2 33 133 133 + * 0x2 0x3 33 133 166 + * 0x2 0x4 33 133 200 + * 0x2 0x5 33 133 233 + * 0x2 0x6 33 133 266 + * + * 0x5 0x5 66 133 133 + * 0x5 0x6 66 133 166 + * 0x5 0x7 66 133 200 * + * 0x6 0x0 66 133 233 + * 0x6 0x1 66 133 266 + * 0x6 0x2 66 133 300 + */ +#ifdef CFG_EP8260_H2 +#define CFG_SBC_MODCK_H (HRCW_MODCK_H0110) +#else +#define CFG_SBC_MODCK_H (HRCW_MODCK_H0110) +#endif + +/* Define this if you want to boot from 0x00000100. If you don't define + * this, you will need to program the bootloader to 0xfff00000, and + * get the hardware reset config words at 0xfe000000. The simplest + * way to do that is to program the bootloader at both addresses. + * It is suggested that you just let U-Boot live at 0x00000000. + */ +/* #define CFG_SBC_BOOT_LOW 1 */ /* only for HRCW */ +/* #undef CFG_SBC_BOOT_LOW */ + +/* The reset command will not work as expected if the reset address does + * not point to the correct address. + */ + +#define CFG_RESET_ADDRESS 0xFFF00100 + +/* What should the base address of the main FLASH be and how big is + * it (in MBytes)? This must contain TEXT_BASE from board/ep8260/config.mk + * The main FLASH is whichever is connected to *CS0. U-Boot expects + * this to be the SIMM. + */ +#ifdef CFG_EP8260_H2 +#define CFG_FLASH0_BASE 0xFE000000 +#define CFG_FLASH0_SIZE 32 +#else +#define CFG_FLASH0_BASE 0xFF000000 +#define CFG_FLASH0_SIZE 16 +#endif + +/* What should the base address of the secondary FLASH be and how big + * is it (in Mbytes)? The secondary FLASH is whichever is connected + * to *CS6. U-Boot expects this to be the on board FLASH. If you don't + * want it enabled, don't define these constants. + */ +#define CFG_FLASH1_BASE 0 +#define CFG_FLASH1_SIZE 0 +#undef CFG_FLASH1_BASE +#undef CFG_FLASH1_SIZE + +/* What should be the base address of SDRAM DIMM (60x bus) and how big is + * it (in Mbytes)? +*/ +#define CFG_SDRAM0_BASE 0x00000000 +#define CFG_SDRAM0_SIZE 64 + +/* define CFG_LSDRAM if you want to enable the 32M SDRAM on the + * local bus (8260 local bus is NOT cacheable!) +*/ +/* #define CFG_LSDRAM */ +#undef CFG_LSDRAM + +#ifdef CFG_LSDRAM +/* What should be the base address of SDRAM DIMM (local bus) and how big is + * it (in Mbytes)? +*/ + #define CFG_SDRAM1_BASE 0x04000000 + #define CFG_SDRAM1_SIZE 32 +#else + #define CFG_SDRAM1_BASE 0 + #define CFG_SDRAM1_SIZE 0 + #undef CFG_SDRAM1_BASE + #undef CFG_SDRAM1_SIZE +#endif /* CFG_LSDRAM */ + +/* What should be the base address of NVRAM and how big is + * it (in Bytes) + */ +#define CFG_NVRAM_BASE_ADDR 0xFA080000 +#define CFG_NVRAM_SIZE (128*1024)-16 + +/* The RTC is a Dallas DS1556 + */ +#define CONFIG_RTC_DS1556 + +/* What should be the base address of the LEDs and switch S0? + * If you don't want them enabled, don't define this. + */ +#define CFG_LED_BASE 0x00000000 +#undef CFG_LED_BASE + +/* + * select serial console configuration + * + * if either CONFIG_CONS_ON_SMC or CONFIG_CONS_ON_SCC is selected, then + * CONFIG_CONS_INDEX must be set to the channel number (1-2 for SMC, 1-4 + * for SCC). + * + * if CONFIG_CONS_NONE is defined, then the serial console routines must + * defined elsewhere. + */ +#define CONFIG_CONS_ON_SMC /* define if console on SMC */ +#undef CONFIG_CONS_ON_SCC /* define if console on SCC */ +#undef CONFIG_CONS_NONE /* define if console on neither */ +#define CONFIG_CONS_INDEX 1 /* which SMC/SCC channel for console */ + +/* + * select ethernet configuration + * + * if either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected, then + * CONFIG_ETHER_INDEX must be set to the channel number (1-4 for SCC, 1-3 + * for FCC) + * + * if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be + * defined elsewhere (as for the console), or CFG_CMD_NET must be removed + * from CONFIG_COMMANDS to remove support for networking. + */ +#undef CONFIG_ETHER_ON_SCC /* define if ethernet on SCC */ +#define CONFIG_ETHER_ON_FCC /* define if ethernet on FCC */ +#undef CONFIG_ETHER_NONE /* define if ethernet on neither */ +#define CONFIG_ETHER_INDEX 3 /* which SCC/FCC channel for ethernet */ + +#if ( CONFIG_ETHER_INDEX == 3 ) + +/* + * - Rx-CLK is CLK15 + * - Tx-CLK is CLK16 + * - RAM for BD/Buffers is on the local Bus (see 28-13) + * - Enable Half Duplex in FSMR + */ +# define CFG_CMXFCR_MASK (CMXFCR_FC3|CMXFCR_RF3CS_MSK|CMXFCR_TF3CS_MSK) +# define CFG_CMXFCR_VALUE (CMXFCR_RF3CS_CLK15|CMXFCR_TF3CS_CLK16) + +/* + * - RAM for BD/Buffers is on the local Bus (see 28-13) + */ +#ifdef CFG_LSDRAM + #define CFG_CPMFCR_RAMTYPE 3 +#else /* CFG_LSDRAM */ + #define CFG_CPMFCR_RAMTYPE 0 +#endif /* CFG_LSDRAM */ + +/* - Enable Half Duplex in FSMR */ +/* # define CFG_FCC_PSMR (FCC_PSMR_FDE|FCC_PSMR_LPB) */ +# define CFG_FCC_PSMR 0 + +#else /* CONFIG_ETHER_INDEX */ +# error "on EP8260 ethernet must be FCC3" +#endif /* CONFIG_ETHER_INDEX */ + +/* + * select i2c support configuration + * + * Supported configurations are {none, software, hardware} drivers. + * If the software driver is chosen, there are some additional + * configuration items that the driver uses to drive the port pins. + */ +#undef CONFIG_HARD_I2C /* I2C with hardware support */ +#define CONFIG_SOFT_I2C 1 /* I2C bit-banged */ +#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */ +#define CFG_I2C_SLAVE 0x7F + +/* + * Software (bit-bang) I2C driver configuration + */ +#ifdef CONFIG_SOFT_I2C +#define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */ +#define I2C_ACTIVE (iop->pdir |= 0x00010000) +#define I2C_TRISTATE (iop->pdir &= ~0x00010000) +#define I2C_READ ((iop->pdat & 0x00010000) != 0) +#define I2C_SDA(bit) if(bit) iop->pdat |= 0x00010000; \ + else iop->pdat &= ~0x00010000 +#define I2C_SCL(bit) if(bit) iop->pdat |= 0x00020000; \ + else iop->pdat &= ~0x00020000 +#define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */ +#endif /* CONFIG_SOFT_I2C */ + +/* #define CONFIG_RTC_DS174x */ + +/* Define this to reserve an entire FLASH sector (256 KB) for + * environment variables. Otherwise, the environment will be + * put in the same sector as U-Boot, and changing variables + * will erase U-Boot temporarily + */ +#define CFG_ENV_IN_OWN_SECT + +/* Define to allow the user to overwrite serial and ethaddr */ +#define CONFIG_ENV_OVERWRITE + +/* What should the console's baud rate be? */ +#ifdef CFG_EP8260_H2 +#define CONFIG_BAUDRATE 9600 +#else +#define CONFIG_BAUDRATE 115200 +#endif + +/* Ethernet MAC address */ +#define CONFIG_ETHADDR 00:10:EC:00:30:8C + +#define CONFIG_IPADDR 192.168.254.130 +#define CONFIG_SERVERIP 192.168.254.49 + +/* Set to a positive value to delay for running BOOTCOMMAND */ +#define CONFIG_BOOTDELAY -1 + +/* undef this to save memory */ +#define CFG_LONGHELP + +/* Monitor Command Prompt */ +#define CFG_PROMPT "=> " + +/* Define this variable to enable the "hush" shell (from + Busybox) as command line interpreter, thus enabling + powerful command line syntax like + if...then...else...fi conditionals or `&&' and '||' + constructs ("shell scripts"). + If undefined, you get the old, much simpler behaviour + with a somewhat smapper memory footprint. +*/ +#define CFG_HUSH_PARSER +#define CFG_PROMPT_HUSH_PS2 "> " + +/* What U-Boot subsytems do you want enabled? */ +/* +*/ +#define CONFIG_COMMANDS ( CFG_CMD_ALL & \ + ~( CFG_CMD_BMP | \ + CFG_CMD_BSP | \ + CFG_CMD_DCR | \ + CFG_CMD_DHCP | \ + CFG_CMD_DISPLAY | \ + CFG_CMD_DOC | \ + CFG_CMD_DTT | \ + CFG_CMD_EEPROM | \ + CFG_CMD_EXT2 | \ + CFG_CMD_FDC | \ + CFG_CMD_FDOS | \ + CFG_CMD_HWFLOW | \ + CFG_CMD_IDE | \ + CFG_CMD_JFFS2 | \ + CFG_CMD_KGDB | \ + CFG_CMD_MII | \ + CFG_CMD_MMC | \ + CFG_CMD_NAND | \ + CFG_CMD_PCI | \ + CFG_CMD_PCMCIA | \ + CFG_CMD_REISER | \ + CFG_CMD_SCSI | \ + CFG_CMD_SPI | \ + CFG_CMD_UNIVERSE| \ + CFG_CMD_USB | \ + CFG_CMD_VFD | \ + CFG_CMD_XIMG ) ) + + +/* Where do the internal registers live? */ +#define CFG_IMMR 0xF0000000 +#define CFG_DEFAULT_IMMR 0x00010000 + +/* Where do the on board registers (CS4) live? */ +#define CFG_REGS_BASE 0xFA000000 + +/***************************************************************************** + * + * You should not have to modify any of the following settings + * + *****************************************************************************/ + +#define CONFIG_MPC8260 1 /* This is an MPC8260 CPU */ +#define CONFIG_EP8260 11 /* on an Embedded Planet EP8260 Board, Rev. 11 */ + +#define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */ + +/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ +#include <cmd_confdefs.h> + +/* + * Miscellaneous configurable options + */ +#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 + +/* Print Buffer Size */ +#define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT)+16) + +#define CFG_MAXARGS 8 /* max number of command args */ + +#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ + +#ifdef CFG_LSDRAM + #define CFG_MEMTEST_START 0x04000000 /* memtest works on */ + #define CFG_MEMTEST_END 0x06000000 /* 64-96 MB in SDRAM */ +#else + #define CFG_MEMTEST_START 0x00000000 /* memtest works on */ + #define CFG_MEMTEST_END 0x02000000 /* 0-32 MB in SDRAM */ +#endif /* CFG_LSDRAM */ + +#define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */ + +#define CFG_LOAD_ADDR 0x00100000 /* default load address */ +#define CFG_TFTP_LOADADDR 0x00100000 /* default load address for network file downloads */ + +#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ + +/* valid baudrates */ +#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. + */ + +#define CFG_FLASH_BASE CFG_FLASH0_BASE +#define CFG_SDRAM_BASE CFG_SDRAM0_BASE + +/*----------------------------------------------------------------------- + * Hard Reset Configuration Words + */ + +#if defined(CFG_SBC_BOOT_LOW) +# define CFG_SBC_HRCW_BOOT_FLAGS (HRCW_CIP | HRCW_BMS) +#else +# define CFG_SBC_HRCW_BOOT_FLAGS (0x00000000) +#endif /* defined(CFG_SBC_BOOT_LOW) */ + +#ifdef CFG_EP8260_H2 +/* get the HRCW ISB field from CFG_DEFAULT_IMMR */ +#define CFG_SBC_HRCW_IMMR ( ((CFG_DEFAULT_IMMR & 0x10000000) >> 10) |\ + ((CFG_DEFAULT_IMMR & 0x01000000) >> 7) |\ + ((CFG_DEFAULT_IMMR & 0x00100000) >> 4) ) + +#define CFG_HRCW_MASTER (HRCW_EBM |\ + HRCW_L2CPC01 |\ + CFG_SBC_HRCW_IMMR |\ + HRCW_APPC10 |\ + HRCW_CS10PC01 |\ + CFG_SBC_MODCK_H |\ + CFG_SBC_HRCW_BOOT_FLAGS) +#else +#define CFG_HRCW_MASTER 0x10400245 +#endif + +/* no slaves */ +#define CFG_HRCW_SLAVE1 0 +#define CFG_HRCW_SLAVE2 0 +#define CFG_HRCW_SLAVE3 0 +#define CFG_HRCW_SLAVE4 0 +#define CFG_HRCW_SLAVE5 0 +#define CFG_HRCW_SLAVE6 0 +#define CFG_HRCW_SLAVE7 0 + +/*----------------------------------------------------------------------- + * Definitions for initial stack pointer and data area (in DPRAM) + */ +#define CFG_INIT_RAM_ADDR CFG_IMMR +#define CFG_INIT_RAM_END 0x4000 /* End of used area in DPRAM */ +#define CFG_GBL_DATA_SIZE 128 /* 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 + * Note also that the logic that sets CFG_RAMBOOT is platform dependent. + */ +#define CFG_MONITOR_BASE TEXT_BASE + + +#if (CFG_MONITOR_BASE < CFG_FLASH_BASE) +# define CFG_RAMBOOT +#endif + +#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ +#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 */ + +/*----------------------------------------------------------------------- + * FLASH and environment organization + */ +#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ +#ifdef CFG_EP8260_H2 +#define CFG_MAX_FLASH_SECT 128 /* max number of sectors on one chip */ +#else +#define CFG_MAX_FLASH_SECT 71 /* max number of sectors on one chip */ +#endif + +#ifdef CFG_EP8260_H2 +#define CFG_FLASH_ERASE_TOUT 240000 /* Timeout for Flash Erase (in ms) */ +#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ +#else +#define CFG_FLASH_ERASE_TOUT 8000 /* Timeout for Flash Erase (in ms) */ +#define CFG_FLASH_WRITE_TOUT 1 /* Timeout for Flash Write (in ms) */ +#endif + +#ifndef CFG_RAMBOOT +# define CFG_ENV_IS_IN_FLASH 1 + +# ifdef CFG_ENV_IN_OWN_SECT +# define CFG_ENV_ADDR (CFG_MONITOR_BASE + 0x40000) +# define CFG_ENV_SECT_SIZE 0x40000 +# else +# define CFG_ENV_ADDR (CFG_FLASH_BASE + CFG_MONITOR_LEN - CFG_ENV_SECT_SIZE) +# define CFG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */ +# define CFG_ENV_SECT_SIZE 0x10000 /* see README - env sect real size */ +# endif /* CFG_ENV_IN_OWN_SECT */ +#else +# define CFG_ENV_IS_IN_NVRAM 1 +# define CFG_ENV_ADDR (CFG_MONITOR_BASE - 0x1000) +# define CFG_ENV_SIZE 0x200 +#endif /* CFG_RAMBOOT */ + +/*----------------------------------------------------------------------- + * Cache Configuration + */ +#define CFG_CACHELINE_SIZE 32 /* For MPC8260 CPU */ + +#if (CONFIG_COMMANDS & CFG_CMD_KGDB) +# define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */ +#endif + +/*----------------------------------------------------------------------- + * HIDx - Hardware Implementation-dependent Registers 2-11 + *----------------------------------------------------------------------- + * HID0 also contains cache control - initially enable both caches and + * invalidate contents, then the final state leaves only the instruction + * cache enabled. Note that Power-On and Hard reset invalidate the caches, + * but Soft reset does not. + * + * HID1 has only read-only information - nothing to set. + */ +#define CFG_HID0_INIT (HID0_ICE |\ + HID0_DCE |\ + HID0_ICFI |\ + HID0_DCI |\ + HID0_IFEM |\ + HID0_ABE) +#ifdef CFG_LSDRAM +/* 8260 local bus is NOT cacheable */ +#define CFG_HID0_FINAL (/*HID0_ICE |*/\ + HID0_IFEM |\ + HID0_ABE |\ + HID0_EMCP) +#else /* !CFG_LSDRAM */ +#define CFG_HID0_FINAL (HID0_ICE |\ + HID0_IFEM |\ + HID0_ABE |\ + HID0_EMCP) +#endif /* CFG_LSDRAM */ + +#define CFG_HID2 0 + +/*----------------------------------------------------------------------- + * RMR - Reset Mode Register + *----------------------------------------------------------------------- + */ +#define CFG_RMR 0 + +/*----------------------------------------------------------------------- + * BCR - Bus Configuration 4-25 + *----------------------------------------------------------------------- + */ +#define CFG_BCR (BCR_EBM |\ + BCR_PLDP |\ + BCR_EAV |\ + BCR_NPQM0) + +/*----------------------------------------------------------------------- + * SIUMCR - SIU Module Configuration 4-31 + *----------------------------------------------------------------------- + */ +#define CFG_SIUMCR (SIUMCR_L2CPC01 |\ + SIUMCR_APPC10 |\ + SIUMCR_CS10PC01) + +/*----------------------------------------------------------------------- + * SYPCR - System Protection Control 11-9 + * SYPCR can only be written once after reset! + *----------------------------------------------------------------------- + * Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable + */ +#ifdef CFG_EP8260_H2 +/* TBD: Find out why setting the BMT to 0xff causes the FCC to + * generate TX buffer underrun errors for large packets under + * Linux + */ +#define CFG_SYPCR_BMT 0x00000600 +#else +#define CFG_SYPCR_BMT SYPCR_BMT +#endif + +#ifdef CFG_LSDRAM +#define CFG_SYPCR (SYPCR_SWTC |\ + CFG_SYPCR_BMT |\ + SYPCR_PBME |\ + SYPCR_LBME |\ + SYPCR_SWP) +#else +#define CFG_SYPCR (SYPCR_SWTC |\ + CFG_SYPCR_BMT |\ + SYPCR_PBME |\ + SYPCR_SWP) +#endif + +/*----------------------------------------------------------------------- + * TMCNTSC - Time Counter Status and Control 4-40 + *----------------------------------------------------------------------- + * Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk, + * and enable Time Counter + */ +#define CFG_TMCNTSC (TMCNTSC_SEC |\ + TMCNTSC_ALR |\ + TMCNTSC_TCF |\ + TMCNTSC_TCE) + +/*----------------------------------------------------------------------- + * PISCR - Periodic Interrupt Status and Control 4-42 + *----------------------------------------------------------------------- + * Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable + * Periodic timer + */ +#ifdef CFG_EP8260_H2 +#define CFG_PISCR (PISCR_PS |\ + PISCR_PTF |\ + PISCR_PTE) +#else +#define CFG_PISCR 0 +#endif + +/*----------------------------------------------------------------------- + * SCCR - System Clock Control 9-8 + *----------------------------------------------------------------------- + */ +#ifdef CFG_EP8260_H2 +#define CFG_SCCR (SCCR_DFBRG00) +#else +#define CFG_SCCR (SCCR_DFBRG01) +#endif + +/*----------------------------------------------------------------------- + * RCCR - RISC Controller Configuration 13-7 + *----------------------------------------------------------------------- + */ +#define CFG_RCCR 0 + +/*----------------------------------------------------------------------- + * MPTPR - Memory Refresh Timer Prescale Register 10-32 + *----------------------------------------------------------------------- + */ +#define CFG_MPTPR (0x0A00 & MPTPR_PTP_MSK) + +/* + * Init Memory Controller: + * + * Bank Bus Machine PortSz Device + * ---- --- ------- ------ ------ + * 0 60x GPCM 64 bit FLASH (BGA - 16MB AMD AM29DL323DB90WDI) + * 1 60x SDRAM 64 bit SDRAM (BGA - 64MB Micron 48LC8M16A2TG) + * 2 Local SDRAM 32 bit SDRAM (BGA - 32MB Micron 48LC8M16A2TG) + * 3 unused + * 4 60x GPCM 8 bit Board Regs, NVRTC + * 5 unused + * 6 unused + * 7 unused + * 8 PCMCIA + * 9 unused + * 10 unused + * 11 unused +*/ + +/*----------------------------------------------------------------------- + * BRx - Base Register + * Ref: Section 10.3.1 on page 10-14 + * ORx - Option Register + * Ref: Section 10.3.2 on page 10-18 + *----------------------------------------------------------------------- + */ + +/* Bank 0 - FLASH + * + */ +#define CFG_BR0_PRELIM ((CFG_FLASH0_BASE & BRx_BA_MSK) |\ + BRx_PS_64 |\ + BRx_DECC_NONE |\ + BRx_MS_GPCM_P |\ + BRx_V) + +#define CFG_OR0_PRELIM (MEG_TO_AM(CFG_FLASH0_SIZE) |\ + ORxG_CSNT |\ + ORxG_ACS_DIV1 |\ + ORxG_SCY_8_CLK |\ + ORxG_EHTR) + +/* Bank 1 - SDRAM + * PSDRAM + */ +#define CFG_BR1_PRELIM ((CFG_SDRAM0_BASE & BRx_BA_MSK) |\ + BRx_PS_64 |\ + BRx_MS_SDRAM_P |\ + BRx_V) + +#define CFG_OR1_PRELIM (MEG_TO_AM(CFG_SDRAM0_SIZE) |\ + ORxS_BPD_4 |\ + ORxS_ROWST_PBI1_A6 |\ + ORxS_NUMR_12) + +#ifdef CFG_EP8260_H2 +#define CFG_PSDMR 0xC34E246E +#else +#define CFG_PSDMR 0xC34E2462 +#endif + +#define CFG_PSRT 0x64 + +#ifdef CFG_LSDRAM +/* Bank 2 - SDRAM + * LSDRAM + */ + + #define CFG_BR2_PRELIM ((CFG_SDRAM1_BASE & BRx_BA_MSK) |\ + BRx_PS_32 |\ + BRx_MS_SDRAM_L |\ + BRx_V) + + #define CFG_OR2_PRELIM (MEG_TO_AM(CFG_SDRAM1_SIZE) |\ + ORxS_BPD_4 |\ + ORxS_ROWST_PBI0_A9 |\ + ORxS_NUMR_12) + + #define CFG_LSDMR 0x416A2562 + #define CFG_LSRT 0x64 +#else + #define CFG_LSRT 0x0 +#endif /* CFG_LSDRAM */ + +/* Bank 4 - On board registers + * NVRTC and BCSR + */ +#define CFG_BR4_PRELIM ((CFG_REGS_BASE & BRx_BA_MSK) |\ + BRx_PS_8 |\ + BRx_MS_GPCM_P |\ + BRx_V) +/* +#define CFG_OR4_PRELIM (ORxG_AM_MSK |\ + ORxG_CSNT |\ + ORxG_ACS_DIV1 |\ + ORxG_SCY_10_CLK |\ + ORxG_TRLX) +*/ +#define CFG_OR4_PRELIM 0xfff00854 + +#ifdef _NOT_USED_SINCE_NOT_WORKING_ +/* Bank 8 - On board registers + * PCMCIA (currently not working!) + */ +#define CFG_BR8_PRELIM ((CFG_REGS_BASE & BRx_BA_MSK) |\ + BRx_PS_16 |\ + BRx_MS_GPCM_P |\ + BRx_V) + +#define CFG_OR8_PRELIM (ORxG_AM_MSK |\ + ORxG_CSNT |\ + ORxG_ACS_DIV1 |\ + ORxG_SETA |\ + ORxG_SCY_10_CLK) +#endif + +/* + * Internal Definitions + * + * Boot Flags + */ +#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ +#define BOOTFLAG_WARM 0x02 /* Software reboot */ + +/* + * JFFS2 partitions + * + */ +/* No command line, one static partition, whole device */ +#undef CONFIG_JFFS2_CMDLINE +#define CONFIG_JFFS2_DEV "nor0" +#define CONFIG_JFFS2_PART_SIZE 0xFFFFFFFF +#define CONFIG_JFFS2_PART_OFFSET 0x00000000 + +/* mtdparts command line support */ +/* Note: fake mtd_id used, no linux mtd map file */ +/* +#define CONFIG_JFFS2_CMDLINE +#define MTDIDS_DEFAULT "" +#define MTDPARTS_DEFAULT "" +*/ + +#endif /* __CONFIG_H */ |