| /* |
| * 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) |
| */ |
| |
| /* |
| * 1999-nov-26: The FADS is using the following physical memorymap: |
| * |
| * ff020000 -> ff02ffff : pcmcia io remapping |
| * ff010000 -> ff01ffff : BCSR connected to CS1, setup by U-Boot |
| * ff000000 -> ff00ffff : IMAP internal in the cpu |
| * e0000000 -> f3ffffff : pcmcia memory remapping by m8xx_pcmcia |
| * fe000000 -> fe1fffff : flash connected to CS0, setup by U-Boot |
| * 00000000 -> nnnnnnnn : sdram/dram setup by U-Boot |
| */ |
| |
| #define CFG_PCMCIA_IO_ADDR 0xff020000 |
| #define CFG_PCMCIA_IO_SIZE 0x10000 |
| #define CFG_PCMCIA_MEM_ADDR 0xe0000000 |
| #define CFG_PCMCIA_MEM_SIZE 0x10000 |
| #define CFG_IMMR 0xFF000000 |
| #define CFG_SDRAM_SIZE (4<<20) /* standard FADS has 4M */ |
| #define CFG_SDRAM_BASE 0x00000000 |
| #define CFG_FLASH_BASE 0x02800000 |
| #define BCSR_ADDR ((uint) 0xff010000) |
| #define FLASH_BASE0_PRELIM 0x02800000 /* FLASH bank #0 */ |
| |
| /* ------------------------------------------------------------------------- */ |
| |
| /* |
| * 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 CONFIG_VIDEO 1 /* To enable video controller support */ |
| #define CONFIG_HARD_I2C 1 /* To I2C with hardware support */ |
| #define CFG_I2C_SPEED 400000 /* I2C speed and slave address */ |
| #define CFG_I2C_SLAVE 0x7F |
| |
| /*Now included by CFG_CMD_PCMCIA */ |
| /*#define CONFIG_PCMCIA 1 / * To enable PCMCIA support */ |
| |
| /* Video related */ |
| |
| #define CONFIG_VIDEO_LOGO 1 /* Show the logo */ |
| #define CONFIG_VIDEO_ENCODER_AD7176 1 /* Enable this encoder */ |
| #define CONFIG_VIDEO_ENCODER_AD7176_ADDR 0x54 /* Default on fads */ |
| #define CONFIG_VIDEO_SIZE (2*1024*1024) |
| /* #define CONFIG_VIDEO_ADDR (gd->bd->bi_memsize - CONFIG_VIDEO_SIZE) Frame buffer address */ |
| |
| /* Wireless 56Khz 4PPM keyboard on SMCx */ |
| |
| /*#define CONFIG_KEYBOARD 1 */ |
| #define CONFIG_WL_4PPM_KEYBOARD_SMC 0 /* SMC to use (0 indexed) */ |
| |
| /* |
| * High Level Configuration Options |
| * (easy to change) |
| */ |
| #define CONFIG_MPC823 1 |
| #define CONFIG_MPC823FADS 1 |
| #define CONFIG_FADS 1 |
| |
| #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */ |
| #undef CONFIG_8xx_CONS_SMC2 |
| #undef CONFIG_8xx_CONS_NONE |
| #define CONFIG_BAUDRATE 115200 |
| |
| /* Set the CPU speed to 50Mhz on the FADS */ |
| |
| #if 0 |
| #define MPC8XX_FACT 10 /* Multiply by 10 */ |
| #define MPC8XX_XIN 5000000 /* 5 MHz in */ |
| #else |
| #define MPC8XX_FACT 10 /* Multiply by 10 */ |
| #define MPC8XX_XIN 5000000 /* 5 MHz in */ |
| #define CFG_PLPRCR_MF (MPC8XX_FACT-1) << 20 /* From 0 to 4095 */ |
| #endif |
| #define MPC8XX_HZ ((MPC8XX_XIN) * (MPC8XX_FACT)) |
| |
| #define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */ |
| |
| #if 1 |
| #define CONFIG_BOOTDELAY 2 /* autoboot after 2 seconds */ |
| #define CONFIG_LOADS_ECHO 0 /* Dont echoes received characters */ |
| #define CONFIG_BOOTARGS "" |
| #define CONFIG_BOOTCOMMAND \ |
| "bootp ;" \ |
| "setenv bootargs console=tty0 console=ttyS0 " \ |
| "root=/dev/nfs nfsroot=${serverip}:${rootpath} " \ |
| "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}:eth0:off ;" \ |
| "bootm" |
| #else |
| #define CONFIG_BOOTDELAY 0 /* autoboot disabled */ |
| #endif |
| |
| #undef CONFIG_WATCHDOG /* watchdog disabled */ |
| |
| #define CONFIG_BOOTP_MASK CONFIG_BOOTP_ALL |
| |
| /* 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 16 /* 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 0x01000000 /* 0 ... 16 MB in DRAM */ |
| |
| #define CFG_LOAD_ADDR 0x00100000 /* default load address */ |
| |
| #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ |
| |
| #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. |
| */ |
| /*----------------------------------------------------------------------- |
| * Internal Memory Mapped Register |
| */ |
| #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_FLASH_SIZE ((uint)(8 * 1024 * 1024)) /* max 8Mbyte */ |
| #if 0 |
| #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 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 (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 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 0x00040000 /* Offset of Environment Sector */ |
| #define CFG_ENV_SIZE 0x40000 /* Total Size of Environment Sector */ |
| |
| /*----------------------------------------------------------------------- |
| * 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) |
| |
| /*----------------------------------------------------------------------- |
| * 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 | 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: |
| * |
| * BR0/1 and OR0/1 (FLASH) |
| */ |
| /* the other CS:s are determined by looking at parameters in BCSRx */ |
| |
| #define BCSR_SIZE ((uint)(64 * 1024)) |
| |
| #define FLASH_BASE1_PRELIM 0x00000000 /* FLASH bank #1 */ |
| |
| #define CFG_REMAP_OR_AM 0x80000000 /* OR addr mask */ |
| #define CFG_PRELIM_OR_AM 0xFFE00000 /* OR addr mask */ |
| |
| /* FLASH timing: ACS = 10, TRLX = 1, CSNT = 1, SCY = 3, EHTR = 0 */ |
| #define CFG_OR_TIMING_FLASH (OR_CSNT_SAM | OR_ACS_DIV4 | OR_BI | OR_SCY_3_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) /* 1 Mbyte until detected and only 1 Mbyte is needed*/ |
| #define CFG_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V ) |
| |
| /* BCSRx - Board Control and Status Registers */ |
| #define CFG_OR1_REMAP CFG_OR0_REMAP |
| #define CFG_OR1_PRELIM 0xffff8110 /* 64Kbyte address space */ |
| #define CFG_BR1_PRELIM ((BCSR_ADDR) | BR_V ) |
| |
| |
| /* |
| * Memory Periodic Timer Prescaler |
| */ |
| |
| /* periodic timer for refresh */ |
| #define CFG_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 CFG_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */ |
| #define CFG_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 CFG_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */ |
| #define CFG_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */ |
| |
| /* |
| * MAMR settings for SDRAM |
| */ |
| |
| /* 8 column SDRAM */ |
| #define CFG_MAMR_8COL ((CFG_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 CFG_MAMR_9COL ((CFG_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) |
| |
| #define CFG_MAMR 0x13a01114 |
| /* |
| * 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 BCSR0 ((uint) (BCSR_ADDR + 00)) |
| #define BCSR1 ((uint) (BCSR_ADDR + 0x04)) |
| #define BCSR2 ((uint) (BCSR_ADDR + 0x08)) |
| #define BCSR3 ((uint) (BCSR_ADDR + 0x0c)) |
| #define BCSR4 ((uint) (BCSR_ADDR + 0x10)) |
| |
| /* FADS bitvalues by Helmut Buchsbaum |
| * see MPC8xxADS User's Manual for a proper description |
| * of the following structures |
| */ |
| |
| #define BCSR0_ERB ((uint)0x80000000) |
| #define BCSR0_IP ((uint)0x40000000) |
| #define BCSR0_BDIS ((uint)0x10000000) |
| #define BCSR0_BPS_MASK ((uint)0x0C000000) |
| #define BCSR0_ISB_MASK ((uint)0x01800000) |
| #define BCSR0_DBGC_MASK ((uint)0x00600000) |
| #define BCSR0_DBPC_MASK ((uint)0x00180000) |
| #define BCSR0_EBDF_MASK ((uint)0x00060000) |
| |
| #define BCSR1_FLASH_EN ((uint)0x80000000) |
| #define BCSR1_DRAM_EN ((uint)0x40000000) |
| #define BCSR1_ETHEN ((uint)0x20000000) |
| #define BCSR1_IRDEN ((uint)0x10000000) |
| #define BCSR1_FLASH_CFG_EN ((uint)0x08000000) |
| #define BCSR1_CNT_REG_EN_PROTECT ((uint)0x04000000) |
| #define BCSR1_BCSR_EN ((uint)0x02000000) |
| #define BCSR1_RS232EN_1 ((uint)0x01000000) |
| #define BCSR1_PCCEN ((uint)0x00800000) |
| #define BCSR1_PCCVCC0 ((uint)0x00400000) |
| #define BCSR1_PCCVPP_MASK ((uint)0x00300000) |
| #define BCSR1_DRAM_HALF_WORD ((uint)0x00080000) |
| #define BCSR1_RS232EN_2 ((uint)0x00040000) |
| #define BCSR1_SDRAM_EN ((uint)0x00020000) |
| #define BCSR1_PCCVCC1 ((uint)0x00010000) |
| |
| #define BCSR2_FLASH_PD_MASK ((uint)0xF0000000) |
| #define BCSR2_FLASH_PD_SHIFT 28 |
| #define BCSR2_DRAM_PD_MASK ((uint)0x07800000) |
| #define BCSR2_DRAM_PD_SHIFT 23 |
| #define BCSR2_EXTTOLI_MASK ((uint)0x00780000) |
| #define BCSR2_DBREVNR_MASK ((uint)0x00030000) |
| |
| #define BCSR3_DBID_MASK ((ushort)0x3800) |
| #define BCSR3_CNT_REG_EN_PROTECT ((ushort)0x0400) |
| #define BCSR3_BREVNR0 ((ushort)0x0080) |
| #define BCSR3_FLASH_PD_MASK ((ushort)0x0070) |
| #define BCSR3_BREVN1 ((ushort)0x0008) |
| #define BCSR3_BREVN2_MASK ((ushort)0x0003) |
| |
| #define BCSR4_ETHLOOP ((uint)0x80000000) |
| #define BCSR4_TFPLDL ((uint)0x40000000) |
| #define BCSR4_TPSQEL ((uint)0x20000000) |
| #define BCSR4_SIGNAL_LAMP ((uint)0x10000000) |
| #ifdef CONFIG_MPC823 |
| #define BCSR4_USB_EN ((uint)0x08000000) |
| #endif /* CONFIG_MPC823 */ |
| #ifdef CONFIG_MPC860SAR |
| #define BCSR4_UTOPIA_EN ((uint)0x08000000) |
| #endif /* CONFIG_MPC860SAR */ |
| #ifdef CONFIG_MPC860T |
| #define BCSR4_FETH_EN ((uint)0x08000000) |
| #endif /* CONFIG_MPC860T */ |
| #ifdef CONFIG_MPC823 |
| #define BCSR4_USB_SPEED ((uint)0x04000000) |
| #endif /* CONFIG_MPC823 */ |
| #ifdef CONFIG_MPC860T |
| #define BCSR4_FETHCFG0 ((uint)0x04000000) |
| #endif /* CONFIG_MPC860T */ |
| #ifdef CONFIG_MPC823 |
| #define BCSR4_VCCO ((uint)0x02000000) |
| #endif /* CONFIG_MPC823 */ |
| #ifdef CONFIG_MPC860T |
| #define BCSR4_FETHFDE ((uint)0x02000000) |
| #endif /* CONFIG_MPC860T */ |
| #ifdef CONFIG_MPC823 |
| #define BCSR4_VIDEO_ON ((uint)0x00800000) |
| #endif /* CONFIG_MPC823 */ |
| #ifdef CONFIG_MPC823 |
| #define BCSR4_VDO_EKT_CLK_EN ((uint)0x00400000) |
| #endif /* CONFIG_MPC823 */ |
| #ifdef CONFIG_MPC860T |
| #define BCSR4_FETHCFG1 ((uint)0x00400000) |
| #endif /* CONFIG_MPC860T */ |
| #ifdef CONFIG_MPC823 |
| #define BCSR4_VIDEO_RST ((uint)0x00200000) |
| #endif /* CONFIG_MPC823 */ |
| #ifdef CONFIG_MPC860T |
| #define BCSR4_FETHRST ((uint)0x00200000) |
| #endif /* CONFIG_MPC860T */ |
| #ifdef CONFIG_MPC823 |
| #define BCSR4_MODEM_EN ((uint)0x00100000) |
| #endif /* CONFIG_MPC823 */ |
| #ifdef CONFIG_MPC823 |
| #define BCSR4_DATA_VOICE ((uint)0x00080000) |
| #endif /* CONFIG_MPC823 */ |
| #ifdef CONFIG_MPC850 |
| #define BCSR4_DATA_VOICE ((uint)0x00080000) |
| #endif /* CONFIG_MPC850 */ |
| |
| #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_SCC2_ENET 1 |
| #undef CONFIG_FEC_ENET |
| #undef CONFIG_CPM_IIC |
| #undef CONFIG_UCODE_PATCH |
| |
| #define CONFIG_DISK_SPINUP_TIME 1000000 |
| |
| /* PCMCIA configuration */ |
| |
| #define PCMCIA_MAX_SLOTS 1 |
| |
| #ifdef CONFIG_MPC860 |
| #define PCMCIA_SLOT_A 1 |
| #endif |
| |
| #define CFG_DAUGHTERBOARD |
| |
| #endif /* __CONFIG_H */ |
