diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/configs/GENIETV.h | 354 |
1 files changed, 354 insertions, 0 deletions
diff --git a/include/configs/GENIETV.h b/include/configs/GENIETV.h new file mode 100644 index 0000000..99e2cfc --- /dev/null +++ b/include/configs/GENIETV.h @@ -0,0 +1,354 @@ + /* + * A collection of structures, addresses, and values associated with + * the Motorola 860T FADS board. Copied from the MBX stuff. + * Magnus Damm added defines for 8xxrom and extended bd_info. + * Helmut Buchsbaum added bitvalues for BCSRx + * + * Copyright (c) 1998 Dan Malek (dmalek@jlc.net) + */ + +/* + * The GENIETV is using the following physical memorymap (copied from + * the FADS configuration): + * + * ff020000 -> ff02ffff : pcmcia + * ff010000 -> ff01ffff : BCSR connected to CS1, setup by 8xxROM + * ff000000 -> ff00ffff : IMAP internal in the cpu + * 30000000 -> 300fffff : flash connected to CS0 + * 00000000 -> nnnnnnnn : sdram setup by U-Boot + * + * CS pins are connected as follows: + * + * CS0 -512Kb boot flash + * CS1 - SDRAM #1 + * CS2 - SDRAM #2 + * CS3 - Flash #1 + * CS4 - Flash #2 + * CS5 - Lon (if present) + * CS6 - PCMCIA #1 + * CS7 - PCMCIA #2 + */ + +/* ------------------------------------------------------------------------- */ + +/* + * board/config.h - configuration options, board specific + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +#define CONFIG_ETHADDR 08:00:22:50:70:63 /* Ethernet address */ +#define CONFIG_ENV_OVERWRITE 1 /* Overwrite the environment */ + +#define CFG_ALLOC_DPRAM /* Use dynamic DPRAM allocation */ + +#define CFG_AUTOLOAD "n" /* No autoload */ + +/*#define CONFIG_VIDEO 1 / To enable the video initialization */ +/*#define CONFIG_VIDEO_ADDR 0x00200000 */ +/*#define CONFIG_HARD_I2C 1 / I2C with hardware support */ +/*#define CONFIG_PCMCIA 1 / To enable the PCMCIA initialization */ + +/*#define CFG_PCMCIA_IO_ADDR 0xff020000 */ +/*#define CFG_PCMCIA_IO_SIZE 0x10000 */ +/*#define CFG_PCMCIA_MEM_ADDR 0xe0000000 */ +/*#define CFG_PCMCIA_MEM_SIZE 0x10000 */ + +/* Video related */ + +/*#define CONFIG_VIDEO_LOGO 1 / Show the logo */ +/*#define CONFIG_VIDEO_ENCODER_AD7177 1 / Enable this encoder */ +/*#define CONFIG_VIDEO_ENCODER_AD7177_ADDR 0xF4 / ALSB to ground */ + +/* Wireless 56Khz 4PPM keyboard on SMCx */ + +/*#define CONFIG_WL_4PPM_KEYBOARD 0 */ +/*#define CONFIG_WL_4PPM_KEYBOARD_SMC 0 / SMC to use (0 indexed) */ + +/* + * High Level Configuration Options + * (easy to change) + */ +#include <mpc8xx_irq.h> + +#define CONFIG_GENIETV 1 +#define CONFIG_MPC823 1 + +#define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */ +#undef CONFIG_8xx_CONS_SMC2 +#undef CONFIG_8xx_CONS_NONE +#define CONFIG_BAUDRATE 9600 + +#define MPC8XX_FACT 12 /* Multiply by 12 */ +#define MPC8XX_XIN 5000000 /* 4 MHz clock */ + +#define MPC8XX_HZ ((MPC8XX_XIN) * (MPC8XX_FACT)) +#define CFG_PLPRCR_MF ((MPC8XX_FACT-1) << 20) +#define CONFIG_8xx_GCLK_FREQ MPC8XX_HZ /* Force it - dont measure it */ + +#define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */ + +#if 1 +#define CONFIG_BOOTDELAY 1 /* autoboot after 2 seconds */ +#define CONFIG_LOADS_ECHO 0 /* Dont echoes received characters */ +#define CONFIG_BOOTARGS "" +#define CONFIG_BOOTCOMMAND \ +"bootp; tftp; " \ +"setenv bootargs console=tty0 console=ttyS0 " \ +"root=/dev/nfs nfsroot=$(serverip):$(rootpath) " \ +"ip=$(ipaddr):$(serverip):$(gatewayip):$(subnetmask):$(hostname):eth0:off ;" \ +"bootm " +#else +#define CONFIG_BOOTDELAY 0 /* autoboot disabled */ +#endif + +#undef CONFIG_WATCHDOG /* watchdog disabled */ + +/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ +#include <cmd_confdefs.h> + +/* + * Miscellaneous configurable options + */ +#define CFG_LONGHELP /* undef to save memory */ +#define CFG_PROMPT ":>" /* Monitor Command Prompt */ +#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 8 /* max number of command args */ +#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ + +#define CFG_MEMTEST_START 0x00004000 /* memtest works on */ +#define CFG_MEMTEST_END 0x00800000 /* 0 ... 8 MB in DRAM */ + +#define CFG_LOAD_ADDR 0x00100000 /* default load address */ + +#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ + +#define CFG_BAUDRATE_TABLE { 4800, 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 +#define CFG_IMMR_SIZE ((uint)(64 * 1024)) + +/*----------------------------------------------------------------------- + * 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 + * Also NOTE that it doesn't mean SDRAM - it means MEMORY. + */ +#define CFG_SDRAM_BASE 0x00000000 +#define CFG_FLASH_BASE 0x02800000 +#define CFG_FLASH_SIZE ((uint)(8 * 1024 * 1024)) /* max 8Mbyte */ +#if 0 +#define CFG_MONITOR_LEN (256 << 10) /* Reserve 128 kB for Monitor */ +#else +#define CFG_MONITOR_LEN (512 << 10) /* Reserve 512 kB for Monitor */ +#endif +#define CFG_MONITOR_BASE CFG_FLASH_BASE +#define CFG_MALLOC_LEN (256 << 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 organization + */ +#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ +#define CFG_MAX_FLASH_SECT 8 /* 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) */ + +#define CFG_ENV_IS_IN_FLASH 1 +#define CFG_ENV_OFFSET 0x10000 /* Offset of Environment Sector */ +#define CFG_ENV_SIZE 0x10000 /* Total Size of Environment Sector (64k)*/ + +/* values according to the manual */ + +/*----------------------------------------------------------------------- + * 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 + */ +#if defined(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_SWP) +#endif + +/*----------------------------------------------------------------------- + * SIUMCR - SIU Module Configuration 11-6 + *----------------------------------------------------------------------- + * PCMCIA config., multi-function pin tri-state + * +#define CFG_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01) + */ +#define CFG_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC10) + +/*----------------------------------------------------------------------- + * TBSCR - Time Base Status and Control 11-26 + *----------------------------------------------------------------------- + * Clear Reference Interrupt Status, Timebase freezing enabled + */ +#define CFG_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBE) + +/*----------------------------------------------------------------------- + * PISCR - Periodic Interrupt Status and Control 11-31 + *----------------------------------------------------------------------- + * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled + */ +#define CFG_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 - leave PLL multiplication factor unchanged ! + * + * #define CFG_PLPRCR (PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST) + */ +#define CFG_PLPRCR (PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST | CFG_PLPRCR_MF) + +/*----------------------------------------------------------------------- + * 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 +#define CFG_SCCR (SCCR_TBS | \ + SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \ + SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \ + SCCR_DFALCD00) + +/*----------------------------------------------------------------------- + * + *----------------------------------------------------------------------- + * + */ +#define CFG_DER 0 + +/* Because of the way the 860 starts up and assigns CS0 the +* entire address space, we have to set the memory controller +* differently. Normally, you write the option register +* first, and then enable the chip select by writing the +* base register. For CS0, you must write the base register +* first, followed by the option register. +*/ + +/* + * Init Memory Controller: + * + * BR0 and OR0(FLASH) + */ + +#define FLASH_BASE0_PRELIM 0x02800000 /* FLASH bank #0 */ + +#define CFG_REMAP_OR_AM 0x80000000 /* OR addr mask */ +#define CFG_PRELIM_OR_AM 0xFF800000 /* OR addr mask (512Kb) */ + +/* FLASH timing */ +#define CFG_OR_TIMING_FLASH (OR_CSNT_SAM | OR_ACS_DIV2 | OR_BI | \ + OR_SCY_15_CLK | OR_TRLX ) + +/*#define CFG_OR0_REMAP (CFG_REMAP_OR_AM | CFG_OR_TIMING_FLASH) */ +#define CFG_OR0_PRELIM (CFG_PRELIM_OR_AM | CFG_OR_TIMING_FLASH) /* 0xfff80ff4 */ +#define CFG_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V | BR_PS_8) /* 0x02800401 */ + +/* + * BR1/2 and OR1/2 (SDRAM) +*/ + +#define CFG_OR_TIMING_SDRAM 0x00000A00 + +#define SDRAM_MAX_SIZE 0x04000000 /* 64Mb bank */ +#define SDRAM_BASE1_PRELIM 0x00000000 /* First bank */ +#define SDRAM_BASE2_PRELIM 0x10000000 /* Second bank */ + +/* + * Memory Periodic Timer Prescaler + */ + +/* periodic timer for refresh */ +#define CFG_MBMR_PTB 0x5d /* start with divider for 100 MHz */ + +/* refresh rate 15.6 us (= 64 ms / 4K = 62.4 / quad bursts) for <= 128 MBit */ +#define CFG_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */ +#define CFG_MPTPR_1BK_4K MPTPR_PTP_DIV32 +/* + * MBMR settings for SDRAM + */ + +/* 8 column SDRAM */ +#define CFG_MBMR_8COL ((CFG_MBMR_PTB << MAMR_PTA_SHIFT) | MAMR_PTAE | \ + MAMR_G0CLA_A11 | MAMR_RLFA_1X | MAMR_WLFA_1X \ + | MAMR_TLFA_4X) /* 0x5d802114 */ + +/* + * Internal Definitions + * + * Boot Flags + */ +#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ +#define BOOTFLAG_WARM 0x02 /* Software reboot */ + +/* values according to the manual */ + +#define CONFIG_DRAM_50MHZ 1 +#define CONFIG_SDRAM_50MHZ + +/* We don't use the 8259. +*/ +#define NR_8259_INTS 0 + +/* Machine type +*/ +#define _MACH_8xx (_MACH_fads) + +/* + * MPC8xx CPM Options + */ +#define CONFIG_SCC_ENET 1 + +#define CONFIG_DISK_SPINUP_TIME 1000000 + +/* PCMCIA configuration */ + +#define PCMCIA_MAX_SLOTS 1 +#define PCMCIA_SLOT_B 1 + +#endif /* __CONFIG_H */ |