| /* |
| * (C) Copyright 2004 Paul Reynolds <PaulReynolds@lhsolutions.com> |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| */ |
| |
| /************************************************************************ |
| * 1 january 2005 Alain Saurel <asaurel@amcc.com> |
| * Adapted to current Das U-Boot source |
| ***********************************************************************/ |
| /************************************************************************ |
| * yucca.h - configuration for AMCC 440SPe Ref (yucca) |
| ***********************************************************************/ |
| |
| #ifndef __CONFIG_H |
| #define __CONFIG_H |
| |
| /*----------------------------------------------------------------------- |
| * High Level Configuration Options |
| *----------------------------------------------------------------------*/ |
| #define CONFIG_440 1 /* ... PPC440 family */ |
| #define CONFIG_440SPE 1 /* Specifc SPe support */ |
| #define CONFIG_440SPE_REVA 1 /* Support old Rev A. */ |
| #define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_pre_init */ |
| #define CONFIG_SYS_CLK_FREQ 33333333 /* external freq to pll */ |
| #define EXTCLK_33_33 33333333 |
| #define EXTCLK_66_66 66666666 |
| #define EXTCLK_50 50000000 |
| #define EXTCLK_83 83333333 |
| |
| #define CONFIG_SYS_TEXT_BASE 0xfffb0000 |
| |
| /* |
| * Include common defines/options for all AMCC eval boards |
| */ |
| #define CONFIG_HOSTNAME yucca |
| #include "amcc-common.h" |
| |
| #define CONFIG_MISC_INIT_F 1 /* Use misc_init_f() */ |
| #undef CONFIG_SHOW_BOOT_PROGRESS |
| #undef CONFIG_STRESS |
| |
| /*----------------------------------------------------------------------- |
| * Base addresses -- Note these are effective addresses where the |
| * actual resources get mapped (not physical addresses) |
| *----------------------------------------------------------------------*/ |
| #define CONFIG_SYS_FLASH_BASE 0xfff00000 /* start of FLASH */ |
| #define CONFIG_SYS_ISRAM_BASE 0x90000000 /* internal SRAM */ |
| |
| #define CONFIG_SYS_PCI_MEMBASE 0x80000000 /* mapped PCI memory */ |
| #define CONFIG_SYS_PCI_BASE 0xd0000000 /* internal PCI regs */ |
| #define CONFIG_SYS_PCI_TARGBASE CONFIG_SYS_PCI_MEMBASE |
| |
| #define CONFIG_SYS_PCIE_MEMBASE 0xb0000000 /* mapped PCIe memory */ |
| #define CONFIG_SYS_PCIE_MEMSIZE 0x08000000 /* smallest incr for PCIe port */ |
| #define CONFIG_SYS_PCIE_BASE 0xe0000000 /* PCIe UTL regs */ |
| |
| #define CONFIG_SYS_PCIE0_CFGBASE 0xc0000000 |
| #define CONFIG_SYS_PCIE1_CFGBASE 0xc1000000 |
| #define CONFIG_SYS_PCIE2_CFGBASE 0xc2000000 |
| #define CONFIG_SYS_PCIE0_XCFGBASE 0xc3000000 |
| #define CONFIG_SYS_PCIE1_XCFGBASE 0xc3001000 |
| #define CONFIG_SYS_PCIE2_XCFGBASE 0xc3002000 |
| |
| /* base address of inbound PCIe window */ |
| #define CONFIG_SYS_PCIE_INBOUND_BASE 0x0000000400000000ULL |
| |
| /* System RAM mapped to PCI space */ |
| #define CONFIG_PCI_SYS_MEM_BUS CONFIG_SYS_SDRAM_BASE |
| #define CONFIG_PCI_SYS_MEM_PHYS CONFIG_SYS_SDRAM_BASE |
| #define CONFIG_PCI_SYS_MEM_SIZE (1024 * 1024 * 1024) |
| |
| #define CONFIG_SYS_FPGA_BASE 0xe2000000 /* epld */ |
| #define CONFIG_SYS_OPER_FLASH 0xe7000000 /* SRAM - OPER Flash */ |
| |
| /* #define CONFIG_SYS_NVRAM_BASE_ADDR 0x08000000 */ |
| /*----------------------------------------------------------------------- |
| * Initial RAM & stack pointer (placed in internal SRAM) |
| *----------------------------------------------------------------------*/ |
| #define CONFIG_SYS_TEMP_STACK_OCM 1 |
| #define CONFIG_SYS_OCM_DATA_ADDR CONFIG_SYS_ISRAM_BASE |
| #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_ISRAM_BASE /* Initial RAM address */ |
| #define CONFIG_SYS_INIT_RAM_SIZE 0x2000 /* Size of used area in RAM */ |
| |
| #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 - 0x4) |
| |
| /*----------------------------------------------------------------------- |
| * Serial Port |
| *----------------------------------------------------------------------*/ |
| #define CONFIG_CONS_INDEX 1 /* Use UART0 */ |
| |
| #undef CONFIG_SYS_EXT_SERIAL_CLOCK |
| /* #define CONFIG_SYS_EXT_SERIAL_CLOCK (1843200 * 6) */ /* Ext clk @ 11.059 MHz */ |
| |
| /*----------------------------------------------------------------------- |
| * DDR SDRAM |
| *----------------------------------------------------------------------*/ |
| #define CONFIG_SPD_EEPROM 1 /* Use SPD EEPROM for setup */ |
| #define SPD_EEPROM_ADDRESS {0x53, 0x52} /* SPD i2c spd addresses*/ |
| #define CONFIG_DDR_ECC 1 /* with ECC support */ |
| |
| /*----------------------------------------------------------------------- |
| * I2C |
| *----------------------------------------------------------------------*/ |
| #define CONFIG_SYS_I2C_PPC4XX_SPEED_0 400000 |
| |
| #define IIC0_BOOTPROM_ADDR 0x50 |
| #define IIC0_ALT_BOOTPROM_ADDR 0x54 |
| |
| /* Don't probe these addrs */ |
| #define CONFIG_SYS_I2C_NOPROBES { {0, 0x50}, {0, 0x52}, {0, 0x53}, {0, 0x54} } |
| |
| /* #if defined(CONFIG_CMD_EEPROM) */ |
| /* #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 */ /* I2C boot EEPROM */ |
| #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 /* Bytes of address */ |
| /* #endif */ |
| |
| /*----------------------------------------------------------------------- |
| * Environment |
| *----------------------------------------------------------------------*/ |
| /* #define CONFIG_SYS_NVRAM_SIZE (0x2000 - 8) */ /* NVRAM size(8k)- RTC regs */ |
| |
| #undef CONFIG_ENV_IS_IN_NVRAM /* ... not in NVRAM */ |
| #define CONFIG_ENV_IS_IN_FLASH 1 /* Environment uses flash */ |
| #undef CONFIG_ENV_IS_IN_EEPROM /* ... not in EEPROM */ |
| #define CONFIG_ENV_OVERWRITE 1 |
| |
| /* |
| * Default environment variables |
| */ |
| #define CONFIG_EXTRA_ENV_SETTINGS \ |
| CONFIG_AMCC_DEF_ENV \ |
| CONFIG_AMCC_DEF_ENV_PPC \ |
| CONFIG_AMCC_DEF_ENV_NOR_UPD \ |
| "kernel_addr=E7F10000\0" \ |
| "ramdisk_addr=E7F20000\0" \ |
| "pciconfighost=1\0" \ |
| "pcie_mode=RP:EP:EP\0" \ |
| "" |
| |
| /* |
| * Commands additional to the ones defined in amcc-common.h |
| */ |
| #define CONFIG_CMD_PCI |
| #define CONFIG_CMD_SDRAM |
| |
| #define CONFIG_IBM_EMAC4_V4 1 |
| #define CONFIG_PHY_ADDR 1 /* PHY address, See schematics */ |
| #define CONFIG_HAS_ETH0 |
| #define CONFIG_PHY_RESET 1 /* reset phy upon startup */ |
| #define CONFIG_PHY_RESET_DELAY 1000 |
| #define CONFIG_CIS8201_PHY 1 /* Enable 'special' RGMII mode for Cicada phy */ |
| #define CONFIG_PHY_GIGE 1 /* Include GbE speed/duplex detection */ |
| |
| /*----------------------------------------------------------------------- |
| * FLASH related |
| *----------------------------------------------------------------------*/ |
| #define CONFIG_SYS_MAX_FLASH_BANKS 3 /* number of banks */ |
| #define CONFIG_SYS_MAX_FLASH_SECT 256 /* sectors per device */ |
| |
| #undef CONFIG_SYS_FLASH_CHECKSUM |
| #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_ADDR0 0x5555 |
| #define CONFIG_SYS_FLASH_ADDR1 0x2aaa |
| #define CONFIG_SYS_FLASH_WORD_SIZE unsigned char |
| |
| #define CONFIG_SYS_FLASH_2ND_16BIT_DEV 1 /* evb440SPe has 8 and 16bit device */ |
| #define CONFIG_SYS_FLASH_2ND_ADDR 0xe7c00000 /* evb440SPe has 8 and 16bit device*/ |
| |
| #ifdef CONFIG_ENV_IS_IN_FLASH |
| #define CONFIG_ENV_SECT_SIZE 0x10000 /* size of one complete sector */ |
| #define CONFIG_ENV_ADDR 0xfffa0000 |
| /* #define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE-CONFIG_ENV_SECT_SIZE) */ |
| #define CONFIG_ENV_SIZE 0x10000 /* Size of Environment vars */ |
| #endif /* CONFIG_ENV_IS_IN_FLASH */ |
| /*----------------------------------------------------------------------- |
| * PCI stuff |
| *----------------------------------------------------------------------- |
| */ |
| /* General PCI */ |
| #define CONFIG_PCI_INDIRECT_BRIDGE /* indirect PCI bridge support */ |
| #define CONFIG_PCI_PNP 1 /* do pci plug-and-play */ |
| #define CONFIG_PCI_SCAN_SHOW 1 /* show pci devices on startup */ |
| #define CONFIG_PCI_CONFIG_HOST_BRIDGE |
| |
| /* Board-specific PCI */ |
| #define CONFIG_SYS_PCI_TARGET_INIT /* let board init pci target */ |
| #undef CONFIG_SYS_PCI_MASTER_INIT |
| |
| #define CONFIG_SYS_PCI_SUBSYS_VENDORID 0x1014 /* IBM */ |
| #define CONFIG_SYS_PCI_SUBSYS_DEVICEID 0xcafe /* Whatever */ |
| /* #define CONFIG_SYS_PCI_SUBSYS_ID CONFIG_SYS_PCI_SUBSYS_DEVICEID */ |
| |
| /* |
| * NETWORK Support (PCI): |
| */ |
| /* Support for Intel 82557/82559/82559ER chips. */ |
| #define CONFIG_EEPRO100 |
| |
| /* FB Divisor selection */ |
| #define FPGA_FB_DIV_6 6 |
| #define FPGA_FB_DIV_10 10 |
| #define FPGA_FB_DIV_12 12 |
| #define FPGA_FB_DIV_20 20 |
| |
| /* VCO Divisor selection */ |
| #define FPGA_VCO_DIV_4 4 |
| #define FPGA_VCO_DIV_6 6 |
| #define FPGA_VCO_DIV_8 8 |
| #define FPGA_VCO_DIV_10 10 |
| |
| /*----------------------------------------------------------------------------+ |
| | FPGA registers and bit definitions |
| +----------------------------------------------------------------------------*/ |
| /* PowerPC 440SPe Board FPGA is reached with physical address 0x1 E2000000. */ |
| /* TLB initialization makes it correspond to logical address 0xE2000000. */ |
| /* => Done init_chip.s in bootlib */ |
| #define FPGA_REG_BASE_ADDR 0xE2000000 |
| #define FPGA_GPIO_BASE_ADDR 0xE2010000 |
| #define FPGA_INT_BASE_ADDR 0xE2020000 |
| |
| /*----------------------------------------------------------------------------+ |
| | Display |
| +----------------------------------------------------------------------------*/ |
| #define PPC440SPE_DISPLAY FPGA_REG_BASE_ADDR |
| |
| #define PPC440SPE_DISPLAY_D8 (FPGA_REG_BASE_ADDR+0x06) |
| #define PPC440SPE_DISPLAY_D4 (FPGA_REG_BASE_ADDR+0x04) |
| #define PPC440SPE_DISPLAY_D2 (FPGA_REG_BASE_ADDR+0x02) |
| #define PPC440SPE_DISPLAY_D1 (FPGA_REG_BASE_ADDR+0x00) |
| /*define WRITE_DISPLAY_DIGIT(n) IOREG8(FPGA_REG_BASE_ADDR + (2*n))*/ |
| /*#define IOREG8(addr) *((volatile unsigned char *)(addr))*/ |
| |
| /*----------------------------------------------------------------------------+ |
| | ethernet/reset/boot Register 1 |
| +----------------------------------------------------------------------------*/ |
| #define FPGA_REG10 (FPGA_REG_BASE_ADDR+0x10) |
| |
| #define FPGA_REG10_10MHZ_ENABLE 0x8000 |
| #define FPGA_REG10_100MHZ_ENABLE 0x4000 |
| #define FPGA_REG10_GIGABIT_ENABLE 0x2000 |
| #define FPGA_REG10_FULL_DUPLEX 0x1000 /* force Full Duplex*/ |
| #define FPGA_REG10_RESET_ETH 0x0800 |
| #define FPGA_REG10_AUTO_NEG_DIS 0x0400 |
| #define FPGA_REG10_INTP_ETH 0x0200 |
| |
| #define FPGA_REG10_RESET_HISR 0x0080 |
| #define FPGA_REG10_ENABLE_DISPLAY 0x0040 |
| #define FPGA_REG10_RESET_SDRAM 0x0020 |
| #define FPGA_REG10_OPER_BOOT 0x0010 |
| #define FPGA_REG10_SRAM_BOOT 0x0008 |
| #define FPGA_REG10_SMALL_BOOT 0x0004 |
| #define FPGA_REG10_FORCE_COLA 0x0002 |
| #define FPGA_REG10_COLA_MANUAL 0x0001 |
| |
| #define FPGA_REG10_SDRAM_ENABLE 0x0020 |
| |
| #define FPGA_REG10_ENET_ENCODE2(n) ((((unsigned long)(n))&0x0F)<<4) /*from ocotea ?*/ |
| #define FPGA_REG10_ENET_DECODE2(n) ((((unsigned long)(n))>>4)&0x0F) /*from ocotea ?*/ |
| |
| /*----------------------------------------------------------------------------+ |
| | MUX control |
| +----------------------------------------------------------------------------*/ |
| #define FPGA_REG12 (FPGA_REG_BASE_ADDR+0x12) |
| |
| #define FPGA_REG12_EBC_CTL 0x8000 |
| #define FPGA_REG12_UART1_CTS_RTS 0x4000 |
| #define FPGA_REG12_UART0_RX_ENABLE 0x2000 |
| #define FPGA_REG12_UART1_RX_ENABLE 0x1000 |
| #define FPGA_REG12_UART2_RX_ENABLE 0x0800 |
| #define FPGA_REG12_EBC_OUT_ENABLE 0x0400 |
| #define FPGA_REG12_GPIO0_OUT_ENABLE 0x0200 |
| #define FPGA_REG12_GPIO1_OUT_ENABLE 0x0100 |
| #define FPGA_REG12_GPIO_SELECT 0x0010 |
| #define FPGA_REG12_GPIO_CHREG 0x0008 |
| #define FPGA_REG12_GPIO_CLK_CHREG 0x0004 |
| #define FPGA_REG12_GPIO_OETRI 0x0002 |
| #define FPGA_REG12_EBC_ERROR 0x0001 |
| |
| /*----------------------------------------------------------------------------+ |
| | PCI Clock control |
| +----------------------------------------------------------------------------*/ |
| #define FPGA_REG16 (FPGA_REG_BASE_ADDR+0x16) |
| |
| #define FPGA_REG16_PCI_CLK_CTL0 0x8000 |
| #define FPGA_REG16_PCI_CLK_CTL1 0x4000 |
| #define FPGA_REG16_PCI_CLK_CTL2 0x2000 |
| #define FPGA_REG16_PCI_CLK_CTL3 0x1000 |
| #define FPGA_REG16_PCI_CLK_CTL4 0x0800 |
| #define FPGA_REG16_PCI_CLK_CTL5 0x0400 |
| #define FPGA_REG16_PCI_CLK_CTL6 0x0200 |
| #define FPGA_REG16_PCI_CLK_CTL7 0x0100 |
| #define FPGA_REG16_PCI_CLK_CTL8 0x0080 |
| #define FPGA_REG16_PCI_CLK_CTL9 0x0040 |
| #define FPGA_REG16_PCI_EXT_ARB0 0x0020 |
| #define FPGA_REG16_PCI_MODE_1 0x0010 |
| #define FPGA_REG16_PCI_TARGET_MODE 0x0008 |
| #define FPGA_REG16_PCI_INTP_MODE 0x0004 |
| |
| /* FB1 Divisor selection */ |
| #define FPGA_REG16_FB2_DIV_MASK 0x1000 |
| #define FPGA_REG16_FB2_DIV_LOW 0x0000 |
| #define FPGA_REG16_FB2_DIV_HIGH 0x1000 |
| /* FB2 Divisor selection */ |
| /* S3 switch on Board */ |
| #define FPGA_REG16_FB1_DIV_MASK 0x2000 |
| #define FPGA_REG16_FB1_DIV_LOW 0x0000 |
| #define FPGA_REG16_FB1_DIV_HIGH 0x2000 |
| /* PCI0 Clock Selection */ |
| /* S3 switch on Board */ |
| #define FPGA_REG16_PCI0_CLK_MASK 0x0c00 |
| #define FPGA_REG16_PCI0_CLK_33_33 0x0000 |
| #define FPGA_REG16_PCI0_CLK_66_66 0x0800 |
| #define FPGA_REG16_PCI0_CLK_100 0x0400 |
| #define FPGA_REG16_PCI0_CLK_133_33 0x0c00 |
| /* VCO Divisor selection */ |
| /* S3 switch on Board */ |
| #define FPGA_REG16_VCO_DIV_MASK 0xc000 |
| #define FPGA_REG16_VCO_DIV_4 0x0000 |
| #define FPGA_REG16_VCO_DIV_8 0x4000 |
| #define FPGA_REG16_VCO_DIV_6 0x8000 |
| #define FPGA_REG16_VCO_DIV_10 0xc000 |
| /* Master Clock Selection */ |
| /* S3, S4 switches on Board */ |
| #define FPGA_REG16_MASTER_CLK_MASK 0x01c0 |
| #define FPGA_REG16_MASTER_CLK_EXT 0x0000 |
| #define FPGA_REG16_MASTER_CLK_66_66 0x0040 |
| #define FPGA_REG16_MASTER_CLK_50 0x0080 |
| #define FPGA_REG16_MASTER_CLK_33_33 0x00c0 |
| #define FPGA_REG16_MASTER_CLK_25 0x0100 |
| |
| /*----------------------------------------------------------------------------+ |
| | PCI Miscellaneous |
| +----------------------------------------------------------------------------*/ |
| #define FPGA_REG18 (FPGA_REG_BASE_ADDR+0x18) |
| |
| #define FPGA_REG18_PCI_PRSNT1 0x8000 |
| #define FPGA_REG18_PCI_PRSNT2 0x4000 |
| #define FPGA_REG18_PCI_INTA 0x2000 |
| #define FPGA_REG18_PCI_SLOT0_INTP 0x1000 |
| #define FPGA_REG18_PCI_SLOT1_INTP 0x0800 |
| #define FPGA_REG18_PCI_SLOT2_INTP 0x0400 |
| #define FPGA_REG18_PCI_SLOT3_INTP 0x0200 |
| #define FPGA_REG18_PCI_PCI0_VC 0x0100 |
| #define FPGA_REG18_PCI_PCI0_VTH1 0x0080 |
| #define FPGA_REG18_PCI_PCI0_VTH2 0x0040 |
| #define FPGA_REG18_PCI_PCI0_VTH3 0x0020 |
| |
| /*----------------------------------------------------------------------------+ |
| | PCIe Miscellaneous |
| +----------------------------------------------------------------------------*/ |
| #define FPGA_REG1A (FPGA_REG_BASE_ADDR+0x1A) |
| |
| #define FPGA_REG1A_PE0_GLED 0x8000 |
| #define FPGA_REG1A_PE1_GLED 0x4000 |
| #define FPGA_REG1A_PE2_GLED 0x2000 |
| #define FPGA_REG1A_PE0_YLED 0x1000 |
| #define FPGA_REG1A_PE1_YLED 0x0800 |
| #define FPGA_REG1A_PE2_YLED 0x0400 |
| #define FPGA_REG1A_PE0_PWRON 0x0200 |
| #define FPGA_REG1A_PE1_PWRON 0x0100 |
| #define FPGA_REG1A_PE2_PWRON 0x0080 |
| #define FPGA_REG1A_PE0_REFCLK_ENABLE 0x0040 |
| #define FPGA_REG1A_PE1_REFCLK_ENABLE 0x0020 |
| #define FPGA_REG1A_PE2_REFCLK_ENABLE 0x0010 |
| #define FPGA_REG1A_PE_SPREAD0 0x0008 |
| #define FPGA_REG1A_PE_SPREAD1 0x0004 |
| #define FPGA_REG1A_PE_SELSOURCE_0 0x0002 |
| #define FPGA_REG1A_PE_SELSOURCE_1 0x0001 |
| |
| #define FPGA_REG1A_GLED_ENCODE(n) (FPGA_REG1A_PE0_GLED >> (n)) |
| #define FPGA_REG1A_YLED_ENCODE(n) (FPGA_REG1A_PE0_YLED >> (n)) |
| #define FPGA_REG1A_PWRON_ENCODE(n) (FPGA_REG1A_PE0_PWRON >> (n)) |
| #define FPGA_REG1A_REFCLK_ENCODE(n) (FPGA_REG1A_PE0_REFCLK_ENABLE >> (n)) |
| |
| /*----------------------------------------------------------------------------+ |
| | PCIe Miscellaneous |
| +----------------------------------------------------------------------------*/ |
| #define FPGA_REG1C (FPGA_REG_BASE_ADDR+0x1C) |
| |
| #define FPGA_REG1C_PE0_ROOTPOINT 0x8000 |
| #define FPGA_REG1C_PE1_ENDPOINT 0x4000 |
| #define FPGA_REG1C_PE2_ENDPOINT 0x2000 |
| #define FPGA_REG1C_PE0_PRSNT 0x1000 |
| #define FPGA_REG1C_PE1_PRSNT 0x0800 |
| #define FPGA_REG1C_PE2_PRSNT 0x0400 |
| #define FPGA_REG1C_PE0_WAKE 0x0080 |
| #define FPGA_REG1C_PE1_WAKE 0x0040 |
| #define FPGA_REG1C_PE2_WAKE 0x0020 |
| #define FPGA_REG1C_PE0_PERST 0x0010 |
| #define FPGA_REG1C_PE1_PERST 0x0008 |
| #define FPGA_REG1C_PE2_PERST 0x0004 |
| |
| #define FPGA_REG1C_ROOTPOINT_ENCODE(n) (FPGA_REG1C_PE0_ROOTPOINT >> (n)) |
| #define FPGA_REG1C_PERST_ENCODE(n) (FPGA_REG1C_PE0_PERST >> (n)) |
| |
| /*----------------------------------------------------------------------------+ |
| | Defines |
| +----------------------------------------------------------------------------*/ |
| #define PERIOD_133_33MHZ 7500 /* 7,5ns */ |
| #define PERIOD_100_00MHZ 10000 /* 10ns */ |
| #define PERIOD_83_33MHZ 12000 /* 12ns */ |
| #define PERIOD_75_00MHZ 13333 /* 13,333ns */ |
| #define PERIOD_66_66MHZ 15000 /* 15ns */ |
| #define PERIOD_50_00MHZ 20000 /* 20ns */ |
| #define PERIOD_33_33MHZ 30000 /* 30ns */ |
| #define PERIOD_25_00MHZ 40000 /* 40ns */ |
| |
| #endif /* __CONFIG_H */ |