/* * (C) Copyright 2006 * Markus Klotzbuecher, DENX Software Engineering, mk@denx.de * * Configuation settings for the SPC1920 board. * * SPDX-License-Identifier: GPL-2.0+ */ #ifndef __H #define __CONFIG_H #define CONFIG_SPC1920 1 /* SPC1920 board */ #define CONFIG_MPC885 1 /* MPC885 CPU */ #define CONFIG_SYS_TEXT_BASE 0xFFF00000 #define CONFIG_8xx_CONS_SMC1 /* Console is on SMC1 */ #undef CONFIG_8xx_CONS_SMC2 #undef CONFIG_8xx_CONS_NONE #define CONFIG_MII #define CONFIG_MII_INIT 1 #undef CONFIG_ETHER_ON_FEC1 #define CONFIG_ETHER_ON_FEC2 #define FEC_ENET #define CONFIG_FEC2_PHY 1 #define CONFIG_BAUDRATE 19200 /* use PLD CLK4 instead of brg */ #define CONFIG_SYS_SPC1920_SMC1_CLK4 #define CONFIG_8xx_OSCLK 10000000 /* 10 MHz oscillator on EXTCLK */ #define CONFIG_8xx_CPUCLK_DEFAULT 50000000 #define CONFIG_SYS_8xx_CPUCLK_MIN 40000000 #define CONFIG_SYS_8xx_CPUCLK_MAX 133000000 #define CONFIG_SYS_RESET_ADDRESS 0xC0000000 #define CONFIG_BOARD_EARLY_INIT_F #define CONFIG_LAST_STAGE_INIT #if 0 #define CONFIG_BOOTDELAY -1 /* autoboot disabled */ #else #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ #endif #define CONFIG_ENV_OVERWRITE #define CONFIG_NFSBOOTCOMMAND \ "dhcp;" \ "setenv bootargs root=/dev/nfs rw nfsroot=$rootpath " \ "ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:eth0:off;" \ "bootm" #define CONFIG_BOOTCOMMAND \ "setenv bootargs root=/dev/mtdblock2 rw mtdparts=phys:1280K(ROM)ro,-(root) "\ "ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:eth0:off;" \ "bootm fe080000" #undef CONFIG_BOOTARGS #undef CONFIG_WATCHDOG /* watchdog disabled */ #define CONFIG_BZIP2 /* include support for bzip2 compressed images */ /* * BOOTP options */ #define CONFIG_BOOTP_BOOTFILESIZE #define CONFIG_BOOTP_BOOTPATH #define CONFIG_BOOTP_GATEWAY #define CONFIG_BOOTP_HOSTNAME /* * Command line configuration. */ #include #define CONFIG_CMD_ASKENV #define CONFIG_CMD_DATE #define CONFIG_CMD_ECHO #define CONFIG_CMD_IMMAP #define CONFIG_CMD_JFFS2 #define CONFIG_CMD_NET #define CONFIG_CMD_PING #define CONFIG_CMD_DHCP #define CONFIG_CMD_I2C #define CONFIG_CMD_MII /* * Miscellaneous configurable options */ #define CONFIG_SYS_LONGHELP /* undef to save memory */ #define CONFIG_SYS_PROMPT "=>" /* Monitor Command Prompt */ #define CONFIG_SYS_HUSH_PARSER #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 */ #define CONFIG_SYS_LOAD_ADDR 0x00100000 #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */ #define CONFIG_SYS_BAUDRATE_TABLE { 2400, 4800, 9600, 19200 } /* * 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 0xF0000000 /*----------------------------------------------------------------------- * 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_MEMTEST_START 0x0400000 /* memtest works on */ #define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ /* * 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 */ #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 KB for monitor */ #ifdef CONFIG_BZIP2 #define CONFIG_SYS_MALLOC_LEN (2500 << 10) /* Reserve ~2.5 MB for malloc() */ #else #define CONFIG_SYS_MALLOC_LEN (384 << 10) /* Reserve 384 kB for malloc() */ #endif /* CONFIG_BZIP2 */ #define CONFIG_SYS_ALLOC_DPRAM 1 /* use allocation routines */ /* * Flash */ /*----------------------------------------------------------------------- * Flash organisation */ #define CONFIG_SYS_FLASH_BASE 0xFE000000 #define CONFIG_SYS_FLASH_CFI /* The flash is CFI compatible */ #define CONFIG_FLASH_CFI_DRIVER /* Use common CFI driver */ #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* Max number of flash banks */ #define CONFIG_SYS_MAX_FLASH_SECT 128 /* Max num of sects on one chip */ /* Environment is in flash */ #define CONFIG_ENV_IS_IN_FLASH #define CONFIG_ENV_SECT_SIZE 0x40000 /* We use one complete sector */ #define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN) #define CONFIG_ENV_OVERWRITE /*----------------------------------------------------------------------- * Cache Configuration */ #define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */ #define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */ #ifdef CONFIG_CMD_DATE # define CONFIG_RTC_DS3231 # define CONFIG_SYS_I2C_RTC_ADDR 0x68 #endif /*----------------------------------------------------------------------- * I2C configuration */ #if defined(CONFIG_CMD_I2C) /* enable I2C and select the hardware/software driver */ #define CONFIG_SYS_I2C #define CONFIG_SYS_I2C_SOFT /* I2C bit-banged */ #define CONFIG_SYS_I2C_SOFT_SPEED 93000 /* 93 kHz is supposed to work */ #define CONFIG_SYS_I2C_SOFT_SLAVE 0xFE /* * Software (bit-bang) I2C driver configuration */ #define PB_SCL 0x00000020 /* PB 26 */ #define PB_SDA 0x00000010 /* PB 27 */ #define I2C_INIT (immr->im_cpm.cp_pbdir |= PB_SCL) #define I2C_ACTIVE (immr->im_cpm.cp_pbdir |= PB_SDA) #define I2C_TRISTATE (immr->im_cpm.cp_pbdir &= ~PB_SDA) #define I2C_READ ((immr->im_cpm.cp_pbdat & PB_SDA) != 0) #define I2C_SDA(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SDA; \ else immr->im_cpm.cp_pbdat &= ~PB_SDA #define I2C_SCL(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SCL; \ else immr->im_cpm.cp_pbdat &= ~PB_SCL #define I2C_DELAY udelay(2) /* 1/4 I2C clock duration */ #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 */ #define CONFIG_SYS_SIUMCR (SIUMCR_FRC) /*----------------------------------------------------------------------- * TBSCR - Time Base Status and Control 11-26 *----------------------------------------------------------------------- * Clear Reference Interrupt Status, Timebase freezing enabled */ #define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBE) /*----------------------------------------------------------------------- * PISCR - Periodic Interrupt Status and Control 11-31 *----------------------------------------------------------------------- * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled */ #define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF) /*----------------------------------------------------------------------- * 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 CONFIG_SYS_SCCR SCCR_TBS */ #define CONFIG_SYS_SCCR (SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \ SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \ SCCR_DFALCD00) /*----------------------------------------------------------------------- * DER - Debug Enable Register *----------------------------------------------------------------------- * Set to zero to prevent the processor from entering debug mode */ #define CONFIG_SYS_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 CONFIG_SYS_FLASH_BASE /* 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: */ #define CONFIG_SYS_OR_TIMING_FLASH (OR_ACS_DIV1 | OR_TRLX | OR_CSNT_SAM | \ OR_SCY_6_CLK | OR_EHTR | OR_BI) #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 ) /* * SDRAM CS1 UPMB */ #define CONFIG_SYS_SDRAM_BASE 0x00000000 #define CONFIG_SYS_SDRAM_BASE_PRELIM CONFIG_SYS_SDRAM_BASE #define SDRAM_MAX_SIZE 0x4000000 /* max 64 MB */ #define CONFIG_SYS_PRELIM_OR1_AM 0xF0000000 /* #define CONFIG_SYS_OR1_TIMING OR_CSNT_SAM/\* | OR_G5LS /\\* *\\/ *\/ */ #define SDRAM_TIMING OR_SCY_0_CLK /* SDRAM-Timing */ #define CONFIG_SYS_OR1_PRELIM (CONFIG_SYS_PRELIM_OR1_AM | OR_CSNT_SAM | OR_G5LS | SDRAM_TIMING) #define CONFIG_SYS_BR1_PRELIM ((CONFIG_SYS_SDRAM_BASE_PRELIM & BR_BA_MSK) | BR_MS_UPMB | BR_V) /* #define CONFIG_SYS_OR1_FINAL ((CONFIG_SYS_OR1_AM & OR_AM_MSK) | CONFIG_SYS_OR1_TIMING) */ /* #define CONFIG_SYS_BR1_FINAL ((CONFIG_SYS_SDRAM_BASE & BR_BA_MSK) | BR_MS_UPMB | BR_V) */ #define CONFIG_SYS_PTB_PER_CLK ((4096 * 16 * 1000) / (4 * 64)) #define CONFIG_SYS_PTA_PER_CLK 195 #define CONFIG_SYS_MBMR_PTB 195 #define CONFIG_SYS_MPTPR MPTPR_PTP_DIV16 #define CONFIG_SYS_MAR 0x88 #define CONFIG_SYS_MBMR_8COL ((CONFIG_SYS_MBMR_PTB << MBMR_PTB_SHIFT) | \ MBMR_AMB_TYPE_0 | \ MBMR_G0CLB_A10 | \ MBMR_DSB_1_CYCL | \ MBMR_RLFB_1X | \ MBMR_WLFB_1X | \ MBMR_TLFB_4X) /* 0x04804114 */ /* 0x10802114 */ #define CONFIG_SYS_MBMR_9COL ((CONFIG_SYS_MBMR_PTB << MBMR_PTB_SHIFT) | \ MBMR_AMB_TYPE_1 | \ MBMR_G0CLB_A10 | \ MBMR_DSB_1_CYCL | \ MBMR_RLFB_1X | \ MBMR_WLFB_1X | \ MBMR_TLFB_4X) /* 0x04804114 */ /* 0x10802114 */ /* * DSP Host Port Interface CS3 */ #define CONFIG_SYS_SPC1920_HPI_BASE 0x90000000 #define CONFIG_SYS_PRELIM_OR3_AM 0xF8000000 #define CONFIG_SYS_OR3 (CONFIG_SYS_PRELIM_OR3_AM | \ OR_G5LS | \ OR_SCY_0_CLK | \ OR_BI) #define CONFIG_SYS_BR3 ((CONFIG_SYS_SPC1920_HPI_BASE & BR_BA_MSK) | \ BR_MS_UPMA | \ BR_PS_16 | \ BR_V) #define CONFIG_SYS_MAMR (MAMR_GPL_A4DIS | \ MAMR_RLFA_5X | \ MAMR_WLFA_5X) #define CONFIG_SPC1920_HPI_TEST #ifdef CONFIG_SPC1920_HPI_TEST #define HPI_REG(x) (*((volatile u16 *) (CONFIG_SYS_SPC1920_HPI_BASE + x))) #define HPI_HPIC_1 HPI_REG(0) #define HPI_HPIC_2 HPI_REG(2) #define HPI_HPIA_1 HPI_REG(0x2000008) #define HPI_HPIA_2 HPI_REG(0x2000008 + 2) #define HPI_HPID_INC_1 HPI_REG(0x1000004) #define HPI_HPID_INC_2 HPI_REG(0x1000004 + 2) #define HPI_HPID_NOINC_1 HPI_REG(0x300000c) #define HPI_HPID_NOINC_2 HPI_REG(0x300000c + 2) #endif /* CONFIG_SPC1920_HPI_TEST */ /* * Ramtron FM18L08 FRAM 32KB on CS4 */ #define CONFIG_SYS_SPC1920_FRAM_BASE 0x80100000 #define CONFIG_SYS_PRELIM_OR4_AM 0xffff8000 #define CONFIG_SYS_OR4 (CONFIG_SYS_PRELIM_OR4_AM | \ OR_ACS_DIV2 | \ OR_BI | \ OR_SCY_4_CLK | \ OR_TRLX) #define CONFIG_SYS_BR4 ((CONFIG_SYS_SPC1920_FRAM_BASE & BR_BA_MSK) | BR_PS_8 | BR_V) /* * PLD CS5 */ #define CONFIG_SYS_SPC1920_PLD_BASE 0x80000000 #define CONFIG_SYS_PRELIM_OR5_AM 0xffff8000 #define CONFIG_SYS_OR5_PRELIM (CONFIG_SYS_PRELIM_OR5_AM | \ OR_CSNT_SAM | \ OR_ACS_DIV1 | \ OR_BI | \ OR_SCY_0_CLK | \ OR_TRLX) #define CONFIG_SYS_BR5_PRELIM ((CONFIG_SYS_SPC1920_PLD_BASE & BR_BA_MSK) | BR_PS_8 | BR_V) #endif /* __CONFIG_H */