/*
* (C) Copyright 2003
* DAVE Srl
*
* http://www.dave-tech.it
* http://www.wawnet.biz
* mailto:info@wawnet.biz
*
* Credits: Stefan Roese, Wolfgang Denk
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
/*
* board/config.h - configuration options, board specific
*/
#ifndef __CONFIG_H
#define __CONFIG_H
#define CONFIG_PPCHAMELEON_MODULE_BA 0 /* Basic Model */
#define CONFIG_PPCHAMELEON_MODULE_ME 1 /* Medium Model */
#define CONFIG_PPCHAMELEON_MODULE_HI 2 /* High-End Model */
#ifndef CONFIG_PPCHAMELEON_MODULE_MODEL
#define CONFIG_PPCHAMELEON_MODULE_MODEL CONFIG_PPCHAMELEON_MODULE_BA
#endif
/*
* Debug stuff
*/
#undef __DEBUG_START_FROM_SRAM__
#define __DISABLE_MACHINE_EXCEPTION__
#ifdef __DEBUG_START_FROM_SRAM__
#define CFG_DUMMY_FLASH_SIZE 1024*1024*4
#endif
/*
* High Level Configuration Options
* (easy to change)
*/
#define CONFIG_405EP 1 /* This is a PPC405 CPU */
#define CONFIG_4xx 1 /* ...member of PPC4xx family */
#define CONFIG_PPCHAMELEONEVB 1 /* ...on a PPChameleonEVB board */
#define CONFIG_BOARD_PRE_INIT 1 /* call board_pre_init() */
#define CONFIG_MISC_INIT_R 1 /* call misc_init_r() */
#define CONFIG_SYS_CLK_FREQ 33333333 /* external frequency to pll */
#define CONFIG_BAUDRATE 115200
#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
#undef CONFIG_BOOTARGS
/* Ethernet stuff */
#define CONFIG_ENV_OVERWRITE /* Let the user to change the Ethernet MAC addresses */
#define CONFIG_ETHADDR 00:50:c2:1e:af:fe
#define CONFIG_ETH1ADDR 00:50:c2:1e:af:fd
#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
#define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
#undef CONFIG_EXT_PHY
#define CONFIG_MII 1 /* MII PHY management */
#ifndef CONFIG_EXT_PHY
#define CONFIG_PHY_ADDR 1 /* PHY address */
#else
#define CONFIG_PHY_ADDR 2 /* PHY address */
#endif
#define CONFIG_PHY_CLK_FREQ EMAC_STACR_CLK_66MHZ
#define CONFIG_COMMANDS ( CONFIG_CMD_DFL | \
CFG_CMD_DATE | \
CFG_CMD_ELF | \
CFG_CMD_EEPROM | \
CFG_CMD_I2C | \
CFG_CMD_IRQ | \
CFG_CMD_MII | \
CFG_CMD_NAND )
#define CONFIG_MAC_PARTITION
#define CONFIG_DOS_PARTITION
/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
#include <cmd_confdefs.h>
#undef CONFIG_WATCHDOG /* watchdog disabled */
#define CONFIG_RTC_MC146818 /* DS1685 is MC146818 compatible*/
#define CFG_RTC_REG_BASE_ADDR 0xF0000500 /* RTC Base Address */
#define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */
/*
* Miscellaneous configurable options
*/
#define CFG_LONGHELP /* undef to save memory */
#define CFG_PROMPT "=> " /* Monitor Command Prompt */
#undef CFG_HUSH_PARSER /* use "hush" command parser */
#ifdef CFG_HUSH_PARSER
#define CFG_PROMPT_HUSH_PS2 "> "
#endif
#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_DEVICE_NULLDEV 1 /* include nulldev device */
#define CFG_CONSOLE_INFO_QUIET 1 /* don't print console @ startup*/
#define CFG_MEMTEST_START 0x0400000 /* memtest works on */
#define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
#undef CFG_EXT_SERIAL_CLOCK /* no external serial clock used */
#define CFG_IGNORE_405_UART_ERRATA_59 /* ignore ppc405gp errata #59 */
#define CFG_BASE_BAUD 691200
/* The following table includes the supported baudrates */
#define CFG_BAUDRATE_TABLE \
{ 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, \
57600, 115200, 230400, 460800, 921600 }
#define CFG_LOAD_ADDR 0x100000 /* default load address */
#define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */
#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
#define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */
/*-----------------------------------------------------------------------
* NAND-FLASH stuff
*-----------------------------------------------------------------------
*/
#define CFG_NAND0_BASE 0xFF400000
#define CFG_NAND1_BASE 0xFF000000
#define CFG_MAX_NAND_DEVICE 2 /* Max number of NAND devices */
#define SECTORSIZE 512
#define NAND_NO_RB
#define ADDR_COLUMN 1
#define ADDR_PAGE 2
#define ADDR_COLUMN_PAGE 3
#define NAND_ChipID_UNKNOWN 0x00
#define NAND_MAX_FLOORS 1
#define NAND_MAX_CHIPS 1
#define CFG_NAND0_CE (0x80000000 >> 1) /* our CE is GPIO1 */
#define CFG_NAND0_CLE (0x80000000 >> 2) /* our CLE is GPIO2 */
#define CFG_NAND0_ALE (0x80000000 >> 3) /* our ALE is GPIO3 */
#define CFG_NAND0_RDY (0x80000000 >> 4) /* our RDY is GPIO4 */
#define CFG_NAND1_CE (0x80000000 >> 14) /* our CE is GPIO14 */
#define CFG_NAND1_CLE (0x80000000 >> 15) /* our CLE is GPIO15 */
#define CFG_NAND1_ALE (0x80000000 >> 16) /* our ALE is GPIO16 */
#define CFG_NAND1_RDY (0x80000000 >> 31) /* our RDY is GPIO31 */
#define NAND_DISABLE_CE(nand) do \
{ \
switch((unsigned long)(((struct nand_chip *)nand)->IO_ADDR)) \
{ \
case CFG_NAND0_BASE: \
out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND0_CE); \
break; \
case CFG_NAND1_BASE: \
out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND1_CE); \
break; \
} \
} while(0)
#define NAND_ENABLE_CE(nand) do \
{ \
switch((unsigned long)(((struct nand_chip *)nand)->IO_ADDR)) \
{ \
case CFG_NAND0_BASE: \
out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND0_CE); \
break; \
case CFG_NAND1_BASE: \
out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND1_CE); \
break; \
} \
} while(0)
#define NAND_CTL_CLRALE(nandptr) do \
{ \
switch((unsigned long)nandptr) \
{ \
case CFG_NAND0_BASE: \
out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND0_ALE); \
break; \
case CFG_NAND1_BASE: \
out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND1_ALE); \
break; \
} \
} while(0)
#define NAND_CTL_SETALE(nandptr) do \
{ \
switch((unsigned long)nandptr) \
{ \
case CFG_NAND0_BASE: \
out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND0_ALE); \
break; \
case CFG_NAND1_BASE: \
out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND1_ALE); \
break; \
} \
} while(0)
#define NAND_CTL_CLRCLE(nandptr) do \
{ \
switch((unsigned long)nandptr) \
{ \
case CFG_NAND0_BASE: \
out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND0_CLE); \
break; \
case CFG_NAND1_BASE: \
out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND1_CLE); \
break; \
} \
} while(0)
#define NAND_CTL_SETCLE(nandptr) do { \
switch((unsigned long)nandptr) { \
case CFG_NAND0_BASE: \
out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND0_CLE); \
break; \
case CFG_NAND1_BASE: \
out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND1_CLE); \
break; \
} \
} while(0)
#ifdef NAND_NO_RB
/* constant delay (see also tR in the datasheet) */
#define NAND_WAIT_READY(nand) do { \
udelay(12); \
} while (0)
#else
/* use the R/B pin */
/* TBD */
#endif
#define WRITE_NAND_COMMAND(d, adr) do{ *(volatile __u8 *)((unsigned long)adr) = (__u8)(d); } while(0)
#define WRITE_NAND_ADDRESS(d, adr) do{ *(volatile __u8 *)((unsigned long)adr) = (__u8)(d); } while(0)
#define WRITE_NAND(d, adr) do{ *(volatile __u8 *)((unsigned long)adr) = (__u8)d; } while(0)
#define READ_NAND(adr) ((volatile unsigned char)(*(volatile __u8 *)(unsigned long)adr))
/*-----------------------------------------------------------------------
* PCI stuff
*-----------------------------------------------------------------------
*/
#define PCI_HOST_ADAPTER 0 /* configure as pci adapter */
#define PCI_HOST_FORCE 1 /* configure as pci host */
#define PCI_HOST_AUTO 2 /* detected via arbiter enable */
#define CONFIG_PCI /* include pci support */
#define CONFIG_PCI_HOST PCI_HOST_HOST /* select pci host function */
#undef CONFIG_PCI_PNP /* do pci plug-and-play */
/* resource configuration */
#define CONFIG_PCI_SCAN_SHOW /* print pci devices @ startup */
#define CFG_PCI_SUBSYS_VENDORID 0x12FE /* PCI Vendor ID: esd gmbh */
#define CFG_PCI_SUBSYS_DEVICEID 0x0405 /* PCI Device ID: CPCI-405 */
#define CFG_PCI_CLASSCODE 0x0b20 /* PCI Class Code: Processor/PPC*/
#define CFG_PCI_PTM1LA 0x00000000 /* point to sdram */
#define CFG_PCI_PTM1MS 0xfc000001 /* 64MB, enable hard-wired to 1 */
#define CFG_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */
#define CFG_PCI_PTM2LA 0xffc00000 /* point to flash */
#define CFG_PCI_PTM2MS 0xffc00001 /* 4MB, enable */
#define CFG_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */
/*-----------------------------------------------------------------------
* Start addresses for the final memory configuration
* (Set up by the startup code)
* Please note that CFG_SDRAM_BASE _must_ start at 0
*/
#define CFG_SDRAM_BASE 0x00000000
#define CFG_FLASH_BASE 0xFFFC0000
#define CFG_MONITOR_BASE CFG_FLASH_BASE
#define CFG_MONITOR_LEN (256 * 1024) /* Reserve 256 kB for Monitor */
#define CFG_MALLOC_LEN (256 * 1024) /* Reserve 256 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 256 /* max number of sectors on one chip */
#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
#define CFG_FLASH_WRITE_TOUT 1000 /* Timeout for Flash Write (in ms) */
#define CFG_FLASH_WORD_SIZE unsigned short /* flash word size (width) */
#define CFG_FLASH_ADDR0 0x5555 /* 1st address for flash config cycles */
#define CFG_FLASH_ADDR1 0x2AAA /* 2nd address for flash config cycles */
/*
* The following defines are added for buggy IOP480 byte interface.
* All other boards should use the standard values (CPCI405 etc.)
*/
#define CFG_FLASH_READ0 0x0000 /* 0 is standard */
#define CFG_FLASH_READ1 0x0001 /* 1 is standard */
#define CFG_FLASH_READ2 0x0002 /* 2 is standard */
#define CFG_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */
#if 0 /* test-only */
#define CFG_JFFS2_FIRST_BANK 0 /* use for JFFS2 */
#define CFG_JFFS2_NUM_BANKS 1 /* ! second bank contains U-Boot */
#endif
/*-----------------------------------------------------------------------
* Environment Variable setup
*/
#define CFG_ENV_IS_IN_EEPROM 1 /* use EEPROM for environment vars */
#define CFG_ENV_OFFSET 0x100 /* environment starts at the beginning of the EEPROM */
#define CFG_ENV_SIZE 0x700 /* 2048 bytes may be used for env vars*/
/* total size of a CAT24WC16 is 2048 bytes */
#define CFG_NVRAM_BASE_ADDR 0xF0000500 /* NVRAM base address */
#define CFG_NVRAM_SIZE 242 /* NVRAM size */
/*-----------------------------------------------------------------------
* I2C EEPROM (CAT24WC16) for environment
*/
#define CONFIG_HARD_I2C /* I2c with hardware support */
#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
#define CFG_I2C_SLAVE 0x7F
#define CFG_I2C_EEPROM_ADDR 0x50 /* EEPROM CAT28WC08 */
#define CFG_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */
/* mask of address bits that overflow into the "EEPROM chip address" */
/*#define CFG_I2C_EEPROM_ADDR_OVERFLOW 0x07*/
#define CFG_EEPROM_PAGE_WRITE_BITS 4 /* The Catalyst CAT24WC08 has */
/* 16 byte page write mode using*/
/* last 4 bits of the address */
#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */
#define CFG_EEPROM_PAGE_WRITE_ENABLE
/*-----------------------------------------------------------------------
* Cache Configuration
*/
#define CFG_DCACHE_SIZE 16384 /* For IBM 405 CPUs, older 405 ppc's */
/* have only 8kB, 16kB is save here */
#define CFG_CACHELINE_SIZE 32 /* ... */
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
#define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
#endif
/*
* Init Memory Controller:
*
* BR0/1 and OR0/1 (FLASH)
*/
#define FLASH_BASE0_PRELIM 0xFFC00000 /* FLASH bank #0 */
/*-----------------------------------------------------------------------
* External Bus Controller (EBC) Setup
*/
/* Memory Bank 0 (Flash Bank 0, NOR-FLASH) initialization */
#define CFG_EBC_PB0AP 0x92015480
#define CFG_EBC_PB0CR 0xFFC5A000 /* BAS=0xFFC,BS=4MB,BU=R/W,BW=16bit */
/* Memory Bank 1 (External SRAM) initialization */
/* Since this must replace NOR Flash, we use the same settings for CS0 */
#define CFG_EBC_PB1AP 0x92015480
#define CFG_EBC_PB1CR 0xFF85A000 /* BAS=0xFF8,BS=4MB,BU=R/W,BW=8bit */
/* Memory Bank 2 (Flash Bank 1, NAND-FLASH) initialization */
#define CFG_EBC_PB2AP 0x92015480
#define CFG_EBC_PB2CR 0xFF458000 /* BAS=0xFF4,BS=4MB,BU=R/W,BW=8bit */
/* Memory Bank 3 (Flash Bank 2, NAND-FLASH) initialization */
#define CFG_EBC_PB3AP 0x92015480
#define CFG_EBC_PB3CR 0xFF058000 /* BAS=0xFF0,BS=4MB,BU=R/W,BW=8bit */
#if 0 /* Roese */
/* Memory Bank 1 (Flash Bank 1, NAND-FLASH) initialization */
#define CFG_EBC_PB1AP 0x92015480
#define CFG_EBC_PB1CR 0xFF858000 /* BAS=0xFF8,BS=4MB,BU=R/W,BW=8bit */
/* Memory Bank 2 (CAN0, 1) initialization */
#define CFG_EBC_PB2AP 0x010053C0 /* BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */
#define CFG_EBC_PB2CR 0xF0018000 /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit */
/* Memory Bank 3 (CompactFlash IDE) initialization */
#define CFG_EBC_PB3AP 0x010053C0 /* BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */
#define CFG_EBC_PB3CR 0xF011A000 /* BAS=0xF01,BS=1MB,BU=R/W,BW=16bit */
/* Memory Bank 4 (NVRAM/RTC) initialization */
#define CFG_EBC_PB4AP 0x01005280 /* TWT=2,WBN=1,WBF=1,TH=1,SOR=1 */
#define CFG_EBC_PB4CR 0xF0218000 /* BAS=0xF02,BS=1MB,BU=R/W,BW=8bit */
#endif
/*-----------------------------------------------------------------------
* FPGA stuff
*/
/* FPGA internal regs */
#define CFG_FPGA_MODE 0x00
#define CFG_FPGA_STATUS 0x02
#define CFG_FPGA_TS 0x04
#define CFG_FPGA_TS_LOW 0x06
#define CFG_FPGA_TS_CAP0 0x10
#define CFG_FPGA_TS_CAP0_LOW 0x12
#define CFG_FPGA_TS_CAP1 0x14
#define CFG_FPGA_TS_CAP1_LOW 0x16
#define CFG_FPGA_TS_CAP2 0x18
#define CFG_FPGA_TS_CAP2_LOW 0x1a
#define CFG_FPGA_TS_CAP3 0x1c
#define CFG_FPGA_TS_CAP3_LOW 0x1e
/* FPGA Mode Reg */
#define CFG_FPGA_MODE_CF_RESET 0x0001
#define CFG_FPGA_MODE_TS_IRQ_ENABLE 0x0100
#define CFG_FPGA_MODE_TS_IRQ_CLEAR 0x1000
#define CFG_FPGA_MODE_TS_CLEAR 0x2000
/* FPGA Status Reg */
#define CFG_FPGA_STATUS_DIP0 0x0001
#define CFG_FPGA_STATUS_DIP1 0x0002
#define CFG_FPGA_STATUS_DIP2 0x0004
#define CFG_FPGA_STATUS_FLASH 0x0008
#define CFG_FPGA_STATUS_TS_IRQ 0x1000
#define CFG_FPGA_SPARTAN2 1 /* using Xilinx Spartan 2 now */
#define CFG_FPGA_MAX_SIZE 128*1024 /* 128kByte is enough for XC2S50E*/
/* FPGA program pin configuration */
#define CFG_FPGA_PRG 0x04000000 /* FPGA program pin (ppc output) */
#define CFG_FPGA_CLK 0x02000000 /* FPGA clk pin (ppc output) */
#define CFG_FPGA_DATA 0x01000000 /* FPGA data pin (ppc output) */
#define CFG_FPGA_INIT 0x00010000 /* FPGA init pin (ppc input) */
#define CFG_FPGA_DONE 0x00008000 /* FPGA done pin (ppc input) */
/*-----------------------------------------------------------------------
* Definitions for initial stack pointer and data area (in data cache)
*/
#if 0 /* test-only */
#define CFG_INIT_DCACHE_CS 4 /* use cs # 4 for data cache memory */
#define CFG_INIT_RAM_ADDR 0x40000000 /* use data cache */
#define CFG_INIT_RAM_END 0x2000 /* End of used area in RAM */
#else
/* use on chip memory ( OCM ) for temperary stack until sdram is tested */
#define CFG_TEMP_STACK_OCM 1
/* On Chip Memory location */
#define CFG_OCM_DATA_ADDR 0xF8000000
#define CFG_OCM_DATA_SIZE 0x1000
#define CFG_INIT_RAM_ADDR CFG_OCM_DATA_ADDR /* inside of SDRAM */
#define CFG_INIT_RAM_END CFG_OCM_DATA_SIZE /* End of used area in RAM */
#endif
#define CFG_GBL_DATA_SIZE 128 /* 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
/*-----------------------------------------------------------------------
* Definitions for GPIO setup (PPC405EP specific)
*
* GPIO0[0] - External Bus Controller BLAST output
* GPIO0[1-9] - Instruction trace outputs -> GPIO
* GPIO0[10-13] - External Bus Controller CS_1 - CS_4 outputs
* GPIO0[14-16] - External Bus Controller ABUS3-ABUS5 outputs -> GPIO
* GPIO0[17-23] - External Interrupts IRQ0 - IRQ6 inputs
* GPIO0[24-27] - UART0 control signal inputs/outputs
* GPIO0[28-29] - UART1 data signal input/output
* GPIO0[30] - EMAC0 input
* GPIO0[31] - EMAC1 reject packet as output
*/
#define CFG_GPIO0_OSRH 0x40000550
#define CFG_GPIO0_OSRL 0x00000110
#define CFG_GPIO0_ISR1H 0x00000000
/*#define CFG_GPIO0_ISR1L 0x15555445*/
#define CFG_GPIO0_ISR1L 0x15555444
#define CFG_GPIO0_TSRH 0x00000000
#define CFG_GPIO0_TSRL 0x00000000
#define CFG_GPIO0_TCR 0xF7FF8014
/*
* Internal Definitions
*
* Boot Flags
*/
#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
#define BOOTFLAG_WARM 0x02 /* Software reboot */
#if 1 /* test-only */
#define CONFIG_NO_SERIAL_EEPROM
/*#undef CONFIG_NO_SERIAL_EEPROM*/
/*--------------------------------------------------------------------*/
#ifdef CONFIG_NO_SERIAL_EEPROM
/*
!-----------------------------------------------------------------------
! Defines for entry options.
! Note: Because the 405EP SDRAM controller does not support ECC, ECC DIMMs that
! are plugged in the board will be utilized as non-ECC DIMMs.
!-----------------------------------------------------------------------
*/
#undef AUTO_MEMORY_CONFIG
#define DIMM_READ_ADDR 0xAB
#define DIMM_WRITE_ADDR 0xAA
#define CPC0_PLLMR0 (CNTRL_DCR_BASE+0x0) /* PLL mode 0 register */
#define CPC0_BOOT (CNTRL_DCR_BASE+0x1) /* Chip Clock Status register */
#define CPC0_CR1 (CNTRL_DCR_BASE+0x2) /* Chip Control 1 register */
#define CPC0_EPRCSR (CNTRL_DCR_BASE+0x3) /* EMAC PHY Rcv Clk Src register*/
#define CPC0_PLLMR1 (CNTRL_DCR_BASE+0x4) /* PLL mode 1 register */
#define CPC0_UCR (CNTRL_DCR_BASE+0x5) /* UART Control register */
#define CPC0_SRR (CNTRL_DCR_BASE+0x6) /* Soft Reset register */
#define CPC0_JTAGID (CNTRL_DCR_BASE+0x7) /* JTAG ID register */
#define CPC0_SPARE (CNTRL_DCR_BASE+0x8) /* Spare DCR */
#define CPC0_PCI (CNTRL_DCR_BASE+0x9) /* PCI Control register */
/* Defines for CPC0_PLLMR1 Register fields */
#define PLL_ACTIVE 0x80000000
#define CPC0_PLLMR1_SSCS 0x80000000
#define PLL_RESET 0x40000000
#define CPC0_PLLMR1_PLLR 0x40000000
/* Feedback multiplier */
#define PLL_FBKDIV 0x00F00000
#define CPC0_PLLMR1_FBDV 0x00F00000
#define PLL_FBKDIV_16 0x00000000
#define PLL_FBKDIV_1 0x00100000
#define PLL_FBKDIV_2 0x00200000
#define PLL_FBKDIV_3 0x00300000
#define PLL_FBKDIV_4 0x00400000
#define PLL_FBKDIV_5 0x00500000
#define PLL_FBKDIV_6 0x00600000
#define PLL_FBKDIV_7 0x00700000
#define PLL_FBKDIV_8 0x00800000
#define PLL_FBKDIV_9 0x00900000
#define PLL_FBKDIV_10 0x00A00000
#define PLL_FBKDIV_11 0x00B00000
#define PLL_FBKDIV_12 0x00C00000
#define PLL_FBKDIV_13 0x00D00000
#define PLL_FBKDIV_14 0x00E00000
#define PLL_FBKDIV_15 0x00F00000
/* Forward A divisor */
#define PLL_FWDDIVA 0x00070000
#define CPC0_PLLMR1_FWDVA 0x00070000
#define PLL_FWDDIVA_8 0x00000000
#define PLL_FWDDIVA_7 0x00010000
#define PLL_FWDDIVA_6 0x00020000
#define PLL_FWDDIVA_5 0x00030000
#define PLL_FWDDIVA_4 0x00040000
#define PLL_FWDDIVA_3 0x00050000
#define PLL_FWDDIVA_2 0x00060000
#define PLL_FWDDIVA_1 0x00070000
/* Forward B divisor */
#define PLL_FWDDIVB 0x00007000
#define CPC0_PLLMR1_FWDVB 0x00007000
#define PLL_FWDDIVB_8 0x00000000
#define PLL_FWDDIVB_7 0x00001000
#define PLL_FWDDIVB_6 0x00002000
#define PLL_FWDDIVB_5 0x00003000
#define PLL_FWDDIVB_4 0x00004000
#define PLL_FWDDIVB_3 0x00005000
#define PLL_FWDDIVB_2 0x00006000
#define PLL_FWDDIVB_1 0x00007000
/* PLL tune bits */
#define PLL_TUNE_MASK 0x000003FF
#define PLL_TUNE_2_M_3 0x00000133 /* 2 <= M <= 3 */
#define PLL_TUNE_4_M_6 0x00000134 /* 3 < M <= 6 */
#define PLL_TUNE_7_M_10 0x00000138 /* 6 < M <= 10 */
#define PLL_TUNE_11_M_14 0x0000013C /* 10 < M <= 14 */
#define PLL_TUNE_15_M_40 0x0000023E /* 14 < M <= 40 */
#define PLL_TUNE_VCO_LOW 0x00000000 /* 500MHz <= VCO <= 800MHz */
#define PLL_TUNE_VCO_HI 0x00000080 /* 800MHz < VCO <= 1000MHz */
/* Defines for CPC0_PLLMR0 Register fields */
/* CPU divisor */
#define PLL_CPUDIV 0x00300000
#define CPC0_PLLMR0_CCDV 0x00300000
#define PLL_CPUDIV_1 0x00000000
#define PLL_CPUDIV_2 0x00100000
#define PLL_CPUDIV_3 0x00200000
#define PLL_CPUDIV_4 0x00300000
/* PLB divisor */
#define PLL_PLBDIV 0x00030000
#define CPC0_PLLMR0_CBDV 0x00030000
#define PLL_PLBDIV_1 0x00000000
#define PLL_PLBDIV_2 0x00010000
#define PLL_PLBDIV_3 0x00020000
#define PLL_PLBDIV_4 0x00030000
/* OPB divisor */
#define PLL_OPBDIV 0x00003000
#define CPC0_PLLMR0_OPDV 0x00003000
#define PLL_OPBDIV_1 0x00000000
#define PLL_OPBDIV_2 0x00001000
#define PLL_OPBDIV_3 0x00002000
#define PLL_OPBDIV_4 0x00003000
/* EBC divisor */
#define PLL_EXTBUSDIV 0x00000300
#define CPC0_PLLMR0_EPDV 0x00000300
#define PLL_EXTBUSDIV_2 0x00000000
#define PLL_EXTBUSDIV_3 0x00000100
#define PLL_EXTBUSDIV_4 0x00000200
#define PLL_EXTBUSDIV_5 0x00000300
/* MAL divisor */
#define PLL_MALDIV 0x00000030
#define CPC0_PLLMR0_MPDV 0x00000030
#define PLL_MALDIV_1 0x00000000
#define PLL_MALDIV_2 0x00000010
#define PLL_MALDIV_3 0x00000020
#define PLL_MALDIV_4 0x00000030
/* PCI divisor */
#define PLL_PCIDIV 0x00000003
#define CPC0_PLLMR0_PPFD 0x00000003
#define PLL_PCIDIV_1 0x00000000
#define PLL_PCIDIV_2 0x00000001
#define PLL_PCIDIV_3 0x00000002
#define PLL_PCIDIV_4 0x00000003
/*
!-----------------------------------------------------------------------
! PLL settings for 266MHz CPU, 133MHz PLB/SDRAM, 66MHz EBC, 33MHz PCI,
! assuming a 33.3MHz input clock to the 405EP.
!-----------------------------------------------------------------------
*/
#define PLLMR0_133_66_66_33 (PLL_CPUDIV_1 | PLL_PLBDIV_1 | \
PLL_OPBDIV_2 | PLL_EXTBUSDIV_4 | \
PLL_MALDIV_1 | PLL_PCIDIV_4)
#define PLLMR1_133_66_66_33 (PLL_FBKDIV_4 | \
PLL_FWDDIVA_6 | PLL_FWDDIVB_6 | \
PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW)
#define PLLMR0_200_100_50_33 (PLL_CPUDIV_1 | PLL_PLBDIV_2 | \
PLL_OPBDIV_2 | PLL_EXTBUSDIV_3 | \
PLL_MALDIV_1 | PLL_PCIDIV_4)
#define PLLMR1_200_100_50_33 (PLL_FBKDIV_6 | \
PLL_FWDDIVA_4 | PLL_FWDDIVB_4 | \
PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW)
#define PLLMR0_266_133_66_33 (PLL_CPUDIV_1 | PLL_PLBDIV_2 | \
PLL_OPBDIV_2 | PLL_EXTBUSDIV_4 | \
PLL_MALDIV_1 | PLL_PCIDIV_4)
#define PLLMR1_266_133_66_33 (PLL_FBKDIV_8 | \
PLL_FWDDIVA_3 | PLL_FWDDIVB_3 | \
PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW)
#if 0 /* test-only */
#define PLLMR0_DEFAULT PLLMR0_266_133_66_33
#define PLLMR1_DEFAULT PLLMR1_266_133_66_33
#endif
#if 0 /* test-only */
#define PLLMR0_DEFAULT PLLMR0_200_100_50_33
#define PLLMR1_DEFAULT PLLMR1_200_100_50_33
#endif
#if 1 /* test-only */
#define PLLMR0_DEFAULT PLLMR0_133_66_66_33
#define PLLMR1_DEFAULT PLLMR1_133_66_66_33
#endif
#endif
#endif
#endif /* __CONFIG_H */
