diff options
Diffstat (limited to 'qemu/roms/u-boot/include/configs/SM850.h')
| -rw-r--r-- | qemu/roms/u-boot/include/configs/SM850.h | 351 |
1 files changed, 351 insertions, 0 deletions
diff --git a/qemu/roms/u-boot/include/configs/SM850.h b/qemu/roms/u-boot/include/configs/SM850.h new file mode 100644 index 000000000..a7e44647a --- /dev/null +++ b/qemu/roms/u-boot/include/configs/SM850.h @@ -0,0 +1,351 @@ +/* + * (C) Copyright 2000-2008 + * 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 + +#undef TQM8xxL_80MHz /* 1 / * define for 80 MHz CPU only */ + +/* + * High Level Configuration Options + * (easy to change) + */ + +#define CONFIG_MPC850 1 /* This is a MPC850 CPU */ +#define CONFIG_SM850 1 /*...on a MPC850 Service Module */ + +#define CONFIG_SYS_TEXT_BASE 0x40000000 + +#define CONFIG_8xx_CONS_SMC2 1 /* Console is on SMC2 */ +#define CONFIG_SYS_SMC_RXBUFLEN 128 +#define CONFIG_SYS_MAXIDLE 10 +#define CONFIG_BAUDRATE 115200 +#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ + +#define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */ + +#define CONFIG_BOARD_TYPES 1 /* support board types */ + +#undef CONFIG_BOOTARGS +#define CONFIG_BOOTCOMMAND \ + "bootp; " \ + "setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \ + "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; " \ + "bootm" + +#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 */ + +#undef CONFIG_STATUS_LED /* Status LED not enabled */ + +#undef CONFIG_CAN_DRIVER /* CAN Driver support disabled */ + +/* + * BOOTP options + */ +#define CONFIG_BOOTP_SUBNETMASK +#define CONFIG_BOOTP_GATEWAY +#define CONFIG_BOOTP_HOSTNAME +#define CONFIG_BOOTP_BOOTPATH +#define CONFIG_BOOTP_BOOTFILESIZE + + +#define CONFIG_RTC_MPC8xx /* use internal RTC of MPC8xx */ + + +/* + * Command line configuration. + */ +#include <config_cmd_default.h> + +#define CONFIG_CMD_DHCP +#define CONFIG_CMD_DATE + + +/* + * Miscellaneous configurable options + */ +#define CONFIG_SYS_LONGHELP /* undef to save memory */ +#if defined(CONFIG_CMD_KGDB) && defined(KGDB_DEBUG) +#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 0x0400000 /* memtest works on */ +#define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ + +#define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */ + +/* + * 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 + +/*----------------------------------------------------------------------- + * 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 0x40000000 +#if defined(DEBUG) +#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ +#else +#define CONFIG_SYS_MONITOR_LEN (192 << 10) /* Reserve 192 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 + */ +/* use CFI flash driver */ +#define CONFIG_SYS_FLASH_CFI 1 /* Flash is CFI conformant */ +#define CONFIG_FLASH_CFI_DRIVER 1 /* Use the common driver */ +#define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE+flash_info[0].size } +#define CONFIG_SYS_FLASH_EMPTY_INFO +#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1 +#define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of memory banks */ +#define CONFIG_SYS_MAX_FLASH_SECT 71 /* max number of sectors on one chip */ + +#define CONFIG_ENV_IS_IN_FLASH 1 +#define CONFIG_ENV_OFFSET 0x8000 /* Offset of Environment Sector */ +#define CONFIG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */ + +#define CONFIG_MISC_INIT_R /* Make sure to remap flashes correctly */ + +/*----------------------------------------------------------------------- + * Hardware Information Block + */ +#define CONFIG_SYS_HWINFO_OFFSET 0x0003FFC0 /* offset of HW Info block */ +#define CONFIG_SYS_HWINFO_SIZE 0x00000040 /* size of HW Info block */ +#define CONFIG_SYS_HWINFO_MAGIC 0x54514D38 /* 'TQM8' */ + +/*----------------------------------------------------------------------- + * 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 + */ +#ifndef CONFIG_CAN_DRIVER +#define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01) +#else /* we must activate GPL5 in the SIUMCR for CAN */ +#define CONFIG_SYS_SIUMCR (SIUMCR_DBGC11 | SIUMCR_DBPC00 | SIUMCR_MLRC01) +#endif /* CONFIG_CAN_DRIVER */ + +/*----------------------------------------------------------------------- + * 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) + +/*----------------------------------------------------------------------- + * RTCSC - Real-Time Clock Status and Control Register 11-27 + *----------------------------------------------------------------------- + */ +#define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE) + +/*----------------------------------------------------------------------- + * 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 + * + * If this is a 80 MHz CPU, set PLL multiplication factor to 5 (5*16=80)! + */ +#ifdef TQM8xxL_80MHz /* for 80 MHz, we use a 16 MHz clock * 5 */ +#define CONFIG_SYS_PLPRCR \ + ( (5-1)<<PLPRCR_MF_SHIFT | PLPRCR_TEXPS | PLPRCR_TMIST ) +#else +#define CONFIG_SYS_PLPRCR (PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST) +#endif /* TQM8xxL_80MHz */ + +/*----------------------------------------------------------------------- + * 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 +#ifdef TQM8xxL_80MHz /* for 80 MHz, we use a 16 MHz clock * 5 */ +#define CONFIG_SYS_SCCR (/* SCCR_TBS | */ \ + SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \ + SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \ + SCCR_DFALCD00) +#else /* up to 50 MHz we use a 1:1 clock */ +#define CONFIG_SYS_SCCR (SCCR_TBS | \ + SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \ + SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \ + SCCR_DFALCD00) +#endif /* TQM8xxL_80MHz */ + +/*----------------------------------------------------------------------- + * 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 ) + +/*----------------------------------------------------------------------- + * + *----------------------------------------------------------------------- + * + */ +#define CONFIG_SYS_DER 0 + +/* + * Init Memory Controller: + * + * BR0/1 and OR0/1 (FLASH) + */ + +#define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */ +#define FLASH_BASE1_PRELIM 0x60000000 /* FLASH bank #0 */ + +/* 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 + */ +#define CONFIG_SYS_REMAP_OR_AM 0x80000000 /* OR addr mask */ +#define CONFIG_SYS_PRELIM_OR_AM 0xE0000000 /* 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_DIV2 | 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) +#define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V ) + +#define CONFIG_SYS_OR1_REMAP CONFIG_SYS_OR0_REMAP +#define CONFIG_SYS_OR1_PRELIM CONFIG_SYS_OR0_PRELIM +#define CONFIG_SYS_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_V ) + +/* + * BR2/3 and OR2/3 (SDRAM) + * + */ +#define SDRAM_BASE2_PRELIM 0x00000000 /* SDRAM bank #0 */ +#define SDRAM_BASE3_PRELIM 0x20000000 /* SDRAM bank #1 */ +#define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB per bank */ + +/* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */ +#define CONFIG_SYS_OR_TIMING_SDRAM 0x00000A00 + +#define CONFIG_SYS_OR2_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_SDRAM ) +#define CONFIG_SYS_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V ) + +#ifndef CONFIG_CAN_DRIVER +#define CONFIG_SYS_OR3_PRELIM CONFIG_SYS_OR2_PRELIM +#define CONFIG_SYS_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V ) +#else /* CAN uses CS3#, so we can have only one SDRAM bank anyway */ +#define CONFIG_SYS_CAN_BASE 0xC0000000 /* CAN mapped at 0xC0000000 */ +#define CONFIG_SYS_CAN_OR_AM 0xFFFF8000 /* 32 kB address mask */ +#define CONFIG_SYS_OR3_CAN (CONFIG_SYS_CAN_OR_AM | OR_G5LA | OR_BI) +#define CONFIG_SYS_BR3_CAN ((CONFIG_SYS_CAN_BASE & BR_BA_MSK) | \ + BR_PS_8 | BR_MS_UPMB | BR_V ) +#endif /* CONFIG_CAN_DRIVER */ + +/* + * Memory Periodic Timer Prescaler + */ + +/* periodic timer for refresh */ +#define CONFIG_SYS_MAMR_PTA 97 /* start with divider for 100 MHz */ + +/* 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 */ + +/* + * MAMR settings for SDRAM + */ + +/* 8 column SDRAM */ +#define CONFIG_SYS_MAMR_8COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \ + MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \ + MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X) +/* 9 column SDRAM */ +#define CONFIG_SYS_MAMR_9COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \ + MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \ + MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X) + +/* pass open firmware flat tree */ +#define CONFIG_OF_LIBFDT 1 +#define CONFIG_OF_BOARD_SETUP 1 +#define CONFIG_HWCONFIG 1 + +#endif /* __CONFIG_H */ |