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215 lines
6.2 KiB
215 lines
6.2 KiB
20 years ago
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/*
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* AMD Alchemy DB1200 Referrence Board
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* Board Registers defines.
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*
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* ########################################################################
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*
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* This program is free software; you can distribute it and/or modify it
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* under the terms of the GNU General Public License (Version 2) as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
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*
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* ########################################################################
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*
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*
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*/
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#ifndef __ASM_DB1200_H
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#define __ASM_DB1200_H
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#include <linux/types.h>
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// This is defined in au1000.h with bogus value
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#undef AU1X00_EXTERNAL_INT
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#define DBDMA_AC97_TX_CHAN DSCR_CMD0_PSC1_TX
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#define DBDMA_AC97_RX_CHAN DSCR_CMD0_PSC1_RX
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#define DBDMA_I2S_TX_CHAN DSCR_CMD0_PSC1_TX
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#define DBDMA_I2S_RX_CHAN DSCR_CMD0_PSC1_RX
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/* SPI and SMB are muxed on the Pb1200 board.
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Refer to board documentation.
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*/
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#define SPI_PSC_BASE PSC0_BASE_ADDR
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#define SMBUS_PSC_BASE PSC0_BASE_ADDR
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/* AC97 and I2S are muxed on the Pb1200 board.
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Refer to board documentation.
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*/
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#define AC97_PSC_BASE PSC1_BASE_ADDR
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#define I2S_PSC_BASE PSC1_BASE_ADDR
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#define BCSR_KSEG1_ADDR 0xB9800000
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typedef volatile struct
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{
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/*00*/ u16 whoami;
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u16 reserved0;
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/*04*/ u16 status;
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u16 reserved1;
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/*08*/ u16 switches;
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u16 reserved2;
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/*0C*/ u16 resets;
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u16 reserved3;
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/*10*/ u16 pcmcia;
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u16 reserved4;
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/*14*/ u16 board;
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u16 reserved5;
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/*18*/ u16 disk_leds;
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u16 reserved6;
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/*1C*/ u16 system;
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u16 reserved7;
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/*20*/ u16 intclr;
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u16 reserved8;
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/*24*/ u16 intset;
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u16 reserved9;
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/*28*/ u16 intclr_mask;
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u16 reserved10;
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/*2C*/ u16 intset_mask;
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u16 reserved11;
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/*30*/ u16 sig_status;
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u16 reserved12;
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/*34*/ u16 int_status;
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u16 reserved13;
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/*38*/ u16 reserved14;
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u16 reserved15;
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/*3C*/ u16 reserved16;
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u16 reserved17;
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} BCSR;
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static BCSR * const bcsr = (BCSR *)BCSR_KSEG1_ADDR;
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/*
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* Register bit definitions for the BCSRs
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*/
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#define BCSR_WHOAMI_DCID 0x000F
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#define BCSR_WHOAMI_CPLD 0x00F0
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#define BCSR_WHOAMI_BOARD 0x0F00
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#define BCSR_STATUS_PCMCIA0VS 0x0003
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#define BCSR_STATUS_PCMCIA1VS 0x000C
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#define BCSR_STATUS_SWAPBOOT 0x0040
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#define BCSR_STATUS_FLASHBUSY 0x0100
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#define BCSR_STATUS_IDECBLID 0x0200
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#define BCSR_STATUS_SD0WP 0x0400
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#define BCSR_STATUS_U0RXD 0x1000
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#define BCSR_STATUS_U1RXD 0x2000
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#define BCSR_SWITCHES_OCTAL 0x00FF
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#define BCSR_SWITCHES_DIP_1 0x0080
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#define BCSR_SWITCHES_DIP_2 0x0040
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#define BCSR_SWITCHES_DIP_3 0x0020
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#define BCSR_SWITCHES_DIP_4 0x0010
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#define BCSR_SWITCHES_DIP_5 0x0008
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#define BCSR_SWITCHES_DIP_6 0x0004
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#define BCSR_SWITCHES_DIP_7 0x0002
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#define BCSR_SWITCHES_DIP_8 0x0001
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#define BCSR_SWITCHES_ROTARY 0x0F00
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#define BCSR_RESETS_ETH 0x0001
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#define BCSR_RESETS_CAMERA 0x0002
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#define BCSR_RESETS_DC 0x0004
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#define BCSR_RESETS_IDE 0x0008
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#define BCSR_RESETS_TV 0x0010
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/* not resets but in the same register */
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#define BCSR_RESETS_PWMR1mUX 0x0800
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#define BCSR_RESETS_PCS0MUX 0x1000
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#define BCSR_RESETS_PCS1MUX 0x2000
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#define BCSR_RESETS_SPISEL 0x4000
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#define BCSR_PCMCIA_PC0VPP 0x0003
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#define BCSR_PCMCIA_PC0VCC 0x000C
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#define BCSR_PCMCIA_PC0DRVEN 0x0010
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#define BCSR_PCMCIA_PC0RST 0x0080
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#define BCSR_PCMCIA_PC1VPP 0x0300
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#define BCSR_PCMCIA_PC1VCC 0x0C00
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#define BCSR_PCMCIA_PC1DRVEN 0x1000
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#define BCSR_PCMCIA_PC1RST 0x8000
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#define BCSR_BOARD_LCDVEE 0x0001
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#define BCSR_BOARD_LCDVDD 0x0002
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#define BCSR_BOARD_LCDBL 0x0004
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#define BCSR_BOARD_CAMSNAP 0x0010
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#define BCSR_BOARD_CAMPWR 0x0020
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#define BCSR_BOARD_SD0PWR 0x0040
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#define BCSR_LEDS_DECIMALS 0x0003
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#define BCSR_LEDS_LED0 0x0100
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#define BCSR_LEDS_LED1 0x0200
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#define BCSR_LEDS_LED2 0x0400
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#define BCSR_LEDS_LED3 0x0800
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#define BCSR_SYSTEM_POWEROFF 0x4000
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#define BCSR_SYSTEM_RESET 0x8000
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/* Bit positions for the different interrupt sources */
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#define BCSR_INT_IDE 0x0001
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#define BCSR_INT_ETH 0x0002
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#define BCSR_INT_PC0 0x0004
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#define BCSR_INT_PC0STSCHG 0x0008
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#define BCSR_INT_PC1 0x0010
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#define BCSR_INT_PC1STSCHG 0x0020
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#define BCSR_INT_DC 0x0040
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#define BCSR_INT_FLASHBUSY 0x0080
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#define BCSR_INT_PC0INSERT 0x0100
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#define BCSR_INT_PC0EJECT 0x0200
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#define BCSR_INT_PC1INSERT 0x0400
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#define BCSR_INT_PC1EJECT 0x0800
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#define BCSR_INT_SD0INSERT 0x1000
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#define BCSR_INT_SD0EJECT 0x2000
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#define AU1XXX_SMC91111_PHYS_ADDR (0x19000300)
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#define AU1XXX_SMC91111_IRQ DB1200_ETH_INT
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#define AU1XXX_ATA_PHYS_ADDR (0x18800000)
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#define AU1XXX_ATA_PHYS_LEN (0x100)
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#define AU1XXX_ATA_REG_OFFSET (5)
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#define AU1XXX_ATA_INT DB1200_IDE_INT
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#define AU1XXX_ATA_DDMA_REQ DSCR_CMD0_DMA_REQ1;
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#define AU1XXX_ATA_RQSIZE 128
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#define NAND_PHYS_ADDR 0x20000000
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/*
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* External Interrupts for Pb1200 as of 8/6/2004.
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* Bit positions in the CPLD registers can be calculated by taking
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* the interrupt define and subtracting the DB1200_INT_BEGIN value.
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* *example: IDE bis pos is = 64 - 64
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ETH bit pos is = 65 - 64
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*/
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#define DB1200_INT_BEGIN (AU1000_LAST_INTC1_INT + 1)
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#define DB1200_IDE_INT (DB1200_INT_BEGIN + 0)
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#define DB1200_ETH_INT (DB1200_INT_BEGIN + 1)
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#define DB1200_PC0_INT (DB1200_INT_BEGIN + 2)
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#define DB1200_PC0_STSCHG_INT (DB1200_INT_BEGIN + 3)
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#define DB1200_PC1_INT (DB1200_INT_BEGIN + 4)
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#define DB1200_PC1_STSCHG_INT (DB1200_INT_BEGIN + 5)
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#define DB1200_DC_INT (DB1200_INT_BEGIN + 6)
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#define DB1200_FLASHBUSY_INT (DB1200_INT_BEGIN + 7)
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#define DB1200_PC0_INSERT_INT (DB1200_INT_BEGIN + 8)
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#define DB1200_PC0_EJECT_INT (DB1200_INT_BEGIN + 9)
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#define DB1200_PC1_INSERT_INT (DB1200_INT_BEGIN + 10)
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#define DB1200_PC1_EJECT_INT (DB1200_INT_BEGIN + 11)
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#define DB1200_SD0_INSERT_INT (DB1200_INT_BEGIN + 12)
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#define DB1200_SD0_EJECT_INT (DB1200_INT_BEGIN + 13)
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#define DB1200_INT_END (DB1200_INT_BEGIN + 15)
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/* For drivers/pcmcia/au1000_db1x00.c */
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#define BOARD_PC0_INT DB1200_PC0_INT
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#define BOARD_PC1_INT DB1200_PC1_INT
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#define BOARD_CARD_INSERTED(SOCKET) bcsr->sig_status & (1<<(8+(2*SOCKET)))
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#endif /* __ASM_DB1200_H */
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