diff options
Diffstat (limited to 'qemu/roms/u-boot/include/configs/TOP860.h')
| -rw-r--r-- | qemu/roms/u-boot/include/configs/TOP860.h | 409 |
1 files changed, 409 insertions, 0 deletions
diff --git a/qemu/roms/u-boot/include/configs/TOP860.h b/qemu/roms/u-boot/include/configs/TOP860.h new file mode 100644 index 000000000..da68503a6 --- /dev/null +++ b/qemu/roms/u-boot/include/configs/TOP860.h @@ -0,0 +1,409 @@ +/* + * (C) Copyright 2003 + * EMK Elektronik GmbH <www.emk-elektronik.de> + * Reinhard Meyer <r.meyer@emk-elektronik.de> + * + * Configuation settings for the TOP860 board. + * + * ----------------------------------------------------------------- + * SPDX-License-Identifier: GPL-2.0+ + */ +/* + * TOP860 is a simple module: + * 16-bit wide FLASH on CS0 (2MB or more) + * 32-bit wide DRAM on CS2 (either 4MB or 16MB) + * FEC with Am79C874 100-Base-T and Fiber Optic + * Ports available, but we choose SMC1 for Console + * 8k I2C EEPROM at address 0xae, 6k user available, 2k factory set + * 32768Hz crystal PLL set for 49.152MHz Core and 24.576MHz Bus Clock + * + * This config has been copied from MBX.h / MBX860T.h + */ +/* + * board/config.h - configuration options, board specific + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +/* + * High Level Configuration Options + * (easy to change) + */ + +/*----------------------------------------------------------------------- + * CPU and BOARD type + */ +#define CONFIG_MPC860 1 /* This is a MPC860 CPU */ +#define CONFIG_MPC860T 1 /* even better... an FEC! */ +#define CONFIG_TOP860 1 /* ...on a TOP860 module */ + +#define CONFIG_SYS_TEXT_BASE 0x80000000 + +#undef CONFIG_WATCHDOG /* watchdog disabled */ +#define CONFIG_IDENT_STRING " EMK TOP860" + +/*----------------------------------------------------------------------- + * CLOCK settings + */ +#define CONFIG_SYSCLK 49152000 +#define CONFIG_SYS_XTAL 32768 +#define CONFIG_EBDF 1 +#define CONFIG_COM 3 +#define CONFIG_RTC_MPC8xx + +/*----------------------------------------------------------------------- + * Physical memory map as defined by EMK + */ +#define CONFIG_SYS_IMMR 0xFFF00000 /* Internal Memory Mapped Register */ +#define CONFIG_SYS_FLASH_BASE 0x80000000 /* FLASH in final mapping */ +#define CONFIG_SYS_DRAM_BASE 0x00000000 /* DRAM in final mapping */ +#define CONFIG_SYS_FLASH_MAX 0x00400000 /* max FLASH to expect */ +#define CONFIG_SYS_DRAM_MAX 0x01000000 /* max DRAM to expect */ + +/*----------------------------------------------------------------------- + * derived values + */ +#define CONFIG_SYS_MF (CONFIG_SYSCLK/CONFIG_SYS_XTAL) +#define CONFIG_SYS_CPUCLOCK CONFIG_SYSCLK +#define CONFIG_SYS_BRGCLOCK CONFIG_SYSCLK +#define CONFIG_SYS_BUSCLOCK (CONFIG_SYSCLK >> CONFIG_EBDF) +#define CONFIG_8xx_GCLK_FREQ CONFIG_SYSCLK + +/*----------------------------------------------------------------------- + * FLASH organization + */ +#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */ +#define CONFIG_SYS_MAX_FLASH_SECT 128 /* max number of sectors on one chip */ + +#define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ +#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ + +#define CONFIG_SYS_FLASH_CFI + +/*----------------------------------------------------------------------- + * Command interpreter + */ +#define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */ +#undef CONFIG_8xx_CONS_SMC2 +#define CONFIG_BAUDRATE 9600 + +/* + * Allow partial commands to be matched to uniqueness. + */ +#define CONFIG_SYS_MATCH_PARTIAL_CMD + + +/* + * Command line configuration. + */ +#include <config_cmd_default.h> + +#define CONFIG_CMD_ASKENV +#define CONFIG_CMD_DHCP +#define CONFIG_CMD_I2C +#define CONFIG_CMD_EEPROM +#define CONFIG_CMD_REGINFO +#define CONFIG_CMD_IMMAP +#define CONFIG_CMD_ELF +#define CONFIG_CMD_DATE +#define CONFIG_CMD_MII +#define CONFIG_CMD_BEDBUG + + +#define CONFIG_SOURCE 1 +#define CONFIG_SYS_LOADS_BAUD_CHANGE 1 +#undef CONFIG_LOADS_ECHO /* NO echo on for serial download */ + + +#define CONFIG_SYS_LONGHELP /* undef to save memory */ + +#undef CONFIG_SYS_HUSH_PARSER /* Hush parse for U-Boot */ + + +#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 */ + +/*----------------------------------------------------------------------- + * Memory Test Command + */ +#define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */ +#define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ + +/*----------------------------------------------------------------------- + * Environment handler + * only the first 6k in EEPROM are available for user. Of that we use 256b + */ +#define CONFIG_ENV_IS_IN_EEPROM 1 /* turn on EEPROM env feature */ +#define CONFIG_ENV_OFFSET 0x1000 +#define CONFIG_ENV_SIZE 0x0700 +#define CONFIG_SYS_I2C_EEPROM_ADDR 0x57 +#define CONFIG_SYS_FACT_OFFSET 0x1800 +#define CONFIG_SYS_FACT_SIZE 0x0800 +#define CONFIG_SYS_I2C_FACT_ADDR 0x57 +#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3 +#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 +#define CONFIG_SYS_EEPROM_SIZE 0x2000 +#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 12 +#define CONFIG_ENV_OVERWRITE +#define CONFIG_MISC_INIT_R + +#define CONFIG_SYS_I2C +#define CONFIG_SYS_I2C_SOFT /* I2C bit-banged */ +#define CONFIG_SYS_I2C_SOFT_SPEED 100000 +#define CONFIG_SYS_I2C_SOFT_SLAVE 0xFE +/**/ +#define SDA 0x00010 +#define SCL 0x00020 +#define __I2C_DIR immr->im_cpm.cp_pbdir +#define __I2C_DAT immr->im_cpm.cp_pbdat +#define __I2C_PAR immr->im_cpm.cp_pbpar +#define __I2C_ODR immr->im_cpm.cp_pbodr +#define I2C_INIT { __I2C_PAR &= ~(SDA|SCL); \ + __I2C_ODR &= ~(SDA|SCL); \ + __I2C_DAT |= (SDA|SCL); \ + __I2C_DIR|=(SDA|SCL); } +#define I2C_READ ((__I2C_DAT & SDA) ? 1 : 0) +#define I2C_SDA(x) { if (x) __I2C_DAT |= SDA; else __I2C_DAT &= ~SDA; } +#define I2C_SCL(x) { if (x) __I2C_DAT |= SCL; else __I2C_DAT &= ~SCL; } +#define I2C_DELAY { udelay(5); } +#define I2C_ACTIVE { __I2C_DIR |= SDA; } +#define I2C_TRISTATE { __I2C_DIR &= ~SDA; } + +#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, 230400 } + +/*----------------------------------------------------------------------- + * defines we need to get FEC running + */ +#define CONFIG_FEC_ENET 1 /* Ethernet only via FEC */ +#define FEC_ENET 1 /* eth.c needs it that way... */ +#define CONFIG_SYS_DISCOVER_PHY 1 +#define CONFIG_MII 1 +#define CONFIG_MII_INIT 1 +#define CONFIG_PHY_ADDR 31 + +/*----------------------------------------------------------------------- + * adresses + */ +#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ +#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE +#define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */ + +/*----------------------------------------------------------------------- + * 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 0x80000000 + +/*----------------------------------------------------------------------- + * 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_VPD_SIZE 256 /* size in bytes reserved for vpd buffer */ +#define CONFIG_SYS_INIT_VPD_OFFSET (CONFIG_SYS_GBL_DATA_OFFSET - CONFIG_SYS_INIT_VPD_SIZE) +#define CONFIG_SYS_INIT_SP_OFFSET (CONFIG_SYS_INIT_VPD_OFFSET-8) + +/*----------------------------------------------------------------------- + * 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 + +/* Interrupt level assignments. +*/ +#define FEC_INTERRUPT SIU_LEVEL1 /* FEC interrupt */ + +/*----------------------------------------------------------------------- + * Debug Enable Register + *----------------------------------------------------------------------- + * + */ +#define CONFIG_SYS_DER 0 /* used in start.S */ + +/*----------------------------------------------------------------------- + * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30 + *----------------------------------------------------------------------- + * set up PLPRCR (PLL, Low-Power, and Reset Control Register) + * 12 MF calculated Multiplication factor + * 4 0 0000 + * 1 SPLSS 0 System PLL lock status sticky + * 1 TEXPS 1 Timer expired status + * 1 0 0 + * 1 TMIST 0 Timers interrupt status + * 1 0 0 + * 1 CSRC 0 Clock source (0=DFNH, 1=DFNL) + * 2 LPM 00 Low-power modes + * 1 CSR 0 Checkstop reset enable + * 1 LOLRE 0 Loss-of-lock reset enable + * 1 FIOPD 0 Force I/O pull down + * 5 0 00000 + */ +#define CONFIG_SYS_PLPRCR (PLPRCR_TEXPS | ((CONFIG_SYS_MF-1)<<20)) + +/*----------------------------------------------------------------------- + * SYPCR - System Protection Control 11-9 + * SYPCR can only be written once after reset! + *----------------------------------------------------------------------- + * set up SYPCR: + * 16 SWTC 0xffff Software watchdog timer count + * 8 BMT 0xff Bus monitor timing + * 1 BME 1 Bus monitor enable + * 3 0 000 + * 1 SWF 1 Software watchdog freeze + * 1 SWE 0/1 Software watchdog enable + * 1 SWRI 0/1 Software watchdog reset/interrupt select (1=HRESET) + * 1 SWP 0/1 Software watchdog prescale (1=/2048) + */ +#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) +#endif + +/*----------------------------------------------------------------------- + * SIUMCR - SIU Module Configuration 11-6 + *----------------------------------------------------------------------- + * set up SIUMCR + * 1 EARB 0 External arbitration + * 3 EARP 000 External arbitration request priority + * 4 0 0000 + * 1 DSHW 0 Data show cycles + * 2 DBGC 00 Debug pin configuration + * 2 DBPC 00 Debug port pins configuration + * 1 0 0 + * 1 FRC 0 FRZ pin configuration + * 1 DLK 0 Debug register lock + * 1 OPAR 0 Odd parity + * 1 PNCS 0 Parity enable for non memory controller regions + * 1 DPC 0 Data parity pins configuration + * 1 MPRE 0 Multiprocessor reservation enable + * 2 MLRC 11 Multi level reservation control (00=IRQ4, 01=3State, 10=KR/RETRY, 11=SPKROUT) + * 1 AEME 0 Async external master enable + * 1 SEME 0 Sync external master enable + * 1 BSC 0 Byte strobe configuration + * 1 GB5E 0 GPL_B5 enable + * 1 B2DD 0 Bank 2 double drive + * 1 B3DD 0 Bank 3 double drive + * 4 0 0000 + */ +#define CONFIG_SYS_SIUMCR (SIUMCR_MLRC11) + +/*----------------------------------------------------------------------- + * 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 | PISCR_PTE) + +/*----------------------------------------------------------------------- + * SCCR - System Clock and reset Control Register 15-27 + *----------------------------------------------------------------------- + * set up SCCR (System Clock and Reset Control Register) + * 1 0 0 + * 2 COM 11 Clock output module (00=full, 01=half, 11=off) + * 3 0 000 + * 1 TBS 1 Timebase source (0=OSCCLK, 1=GCLK2) + * 1 RTDIV 0 Real-time clock divide (0=/4, 1=/512) + * 1 RTSEL 0 Real-time clock select (0=OSCM, 1=EXTCLK) + * 1 CRQEN 0 CPM request enable + * 1 PRQEN 0 Power management request enable + * 2 0 00 + * 2 EBDF xx External bus division factor + * 2 0 00 + * 2 DFSYNC 00 Division factor for SYNCLK + * 2 DFBRG 00 Division factor for BRGCLK + * 3 DFNL 000 Division factor low frequency + * 3 DFNH 000 Division factor high frequency + * 5 0 00000 + */ +#define SCCR_MASK 0 +#ifdef CONFIG_EBDF + #define CONFIG_SYS_SCCR (SCCR_COM11 | SCCR_TBS | SCCR_EBDF01) +#else + #define CONFIG_SYS_SCCR (SCCR_COM11 | SCCR_TBS) +#endif + +/*----------------------------------------------------------------------- + * Chip Select 0 - FLASH + *----------------------------------------------------------------------- + * Preliminary Values + */ +/* FLASH timing: CSNT=1 ACS=10 BIH=1 SCY=4 SETA=0 TLRX=1 EHTR=1 */ +#define CONFIG_SYS_OR_TIMING_FLASH (OR_CSNT_SAM | OR_ACS_DIV4 | OR_BI | OR_SCY_4_CLK | OR_TRLX | OR_EHTR) +#define CONFIG_SYS_OR0_PRELIM (-CONFIG_SYS_FLASH_MAX | CONFIG_SYS_OR_TIMING_FLASH) +#define CONFIG_SYS_BR0_PRELIM (CONFIG_SYS_FLASH_BASE | BR_PS_16 | BR_V ) + +/*----------------------------------------------------------------------- + * misc + *----------------------------------------------------------------------- + * + */ +/* + * Set the autoboot delay in seconds. A delay of -1 disables autoboot + */ +#define CONFIG_BOOTDELAY 5 + +/* + * Pass the clock frequency to the Linux kernel in units of MHz + */ +#define CONFIG_CLOCKS_IN_MHZ + +#define CONFIG_PREBOOT \ + "echo;echo" + +#undef CONFIG_BOOTARGS +#define CONFIG_BOOTCOMMAND \ + "bootp;" \ + "setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \ + "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; " \ + "bootm" + +/* + * BOOTP options + */ +#define CONFIG_BOOTP_SUBNETMASK +#define CONFIG_BOOTP_GATEWAY +#define CONFIG_BOOTP_HOSTNAME +#define CONFIG_BOOTP_BOOTPATH +#define CONFIG_BOOTP_BOOTFILESIZE + + +/* + * Set default IP stuff just to get bootstrap entries into the + * environment so that we can source the full default environment. + */ +#define CONFIG_ETHADDR 9a:52:63:15:85:25 +#define CONFIG_SERVERIP 10.0.4.200 +#define CONFIG_IPADDR 10.0.4.111 + +#define CONFIG_SYS_LOAD_ADDR 0x00100000 /* default load address */ + +/* + * 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 */ + +#endif /* __CONFIG_H */ |