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/*
* AMD Alchemy Pb1200 Reference Board
* Board Registers defines.
*
* ########################################################################
*
* This program is free software; you can distribute it and/or modify it
* under the terms of the GNU General Public License (Version 2) as
* published by the Free Software Foundation.
*
* This program is distributed in the hope 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.
*
* ########################################################################
*
*
*/
#ifndef __ASM_PB1200_H
#define __ASM_PB1200_H
#include <linux/types.h>
#include <asm/mach-au1x00/au1000.h>
#include <asm/mach-au1x00/au1xxx_psc.h>
#define DBDMA_AC97_TX_CHAN DSCR_CMD0_PSC1_TX
#define DBDMA_AC97_RX_CHAN DSCR_CMD0_PSC1_RX
#define DBDMA_I2S_TX_CHAN DSCR_CMD0_PSC1_TX
#define DBDMA_I2S_RX_CHAN DSCR_CMD0_PSC1_RX
/*
* SPI and SMB are muxed on the Pb1200 board.
* Refer to board documentation.
*/
#define SPI_PSC_BASE AU1550_PSC0_PHYS_ADDR
#define SMBUS_PSC_BASE AU1550_PSC0_PHYS_ADDR
/*
* AC97 and I2S are muxed on the Pb1200 board.
* Refer to board documentation.
*/
#define AC97_PSC_BASE AU1550_PSC1_PHYS_ADDR
#define I2S_PSC_BASE AU1550_PSC1_PHYS_ADDR
#define BCSR_SYSTEM_VDDI 0x001F
#define BCSR_SYSTEM_POWEROFF 0x4000
#define BCSR_SYSTEM_RESET 0x8000
/* Bit positions for the different interrupt sources */
#define BCSR_INT_IDE 0x0001
#define BCSR_INT_ETH 0x0002
#define BCSR_INT_PC0 0x0004
#define BCSR_INT_PC0STSCHG 0x0008
#define BCSR_INT_PC1 0x0010
#define BCSR_INT_PC1STSCHG 0x0020
#define BCSR_INT_DC 0x0040
#define BCSR_INT_FLASHBUSY 0x0080
#define BCSR_INT_PC0INSERT 0x0100
#define BCSR_INT_PC0EJECT 0x0200
#define BCSR_INT_PC1INSERT 0x0400
#define BCSR_INT_PC1EJECT 0x0800
#define BCSR_INT_SD0INSERT 0x1000
#define BCSR_INT_SD0EJECT 0x2000
#define BCSR_INT_SD1INSERT 0x4000
#define BCSR_INT_SD1EJECT 0x8000
#define SMC91C111_PHYS_ADDR 0x0D000300
#define SMC91C111_INT PB1200_ETH_INT
#define IDE_PHYS_ADDR 0x0C800000
#define IDE_REG_SHIFT 5
#define IDE_PHYS_LEN (16 << IDE_REG_SHIFT)
#define IDE_INT PB1200_IDE_INT
#define NAND_PHYS_ADDR 0x1C000000
/*
* Timing values as described in databook, * ns value stripped of
* lower 2 bits.
* These defines are here rather than an Au1200 generic file because
* the parts chosen on another board may be different and may require
* different timings.
*/
#define NAND_T_H (18 >> 2)
#define NAND_T_PUL (30 >> 2)
#define NAND_T_SU (30 >> 2)
#define NAND_T_WH (30 >> 2)
/* Bitfield shift amounts */
#define NAND_T_H_SHIFT 0
#define NAND_T_PUL_SHIFT 4
#define NAND_T_SU_SHIFT 8
#define NAND_T_WH_SHIFT 12
#define NAND_TIMING (((NAND_T_H & 0xF) << NAND_T_H_SHIFT) | \
((NAND_T_PUL & 0xF) << NAND_T_PUL_SHIFT) | \
((NAND_T_SU & 0xF) << NAND_T_SU_SHIFT) | \
((NAND_T_WH & 0xF) << NAND_T_WH_SHIFT))
/*
* External Interrupts for Pb1200 as of 8/6/2004.
* Bit positions in the CPLD registers can be calculated by taking
* the interrupt define and subtracting the PB1200_INT_BEGIN value.
*
* Example: IDE bis pos is = 64 - 64
* ETH bit pos is = 65 - 64
*/
enum external_pb1200_ints {
PB1200_INT_BEGIN = AU1000_MAX_INTR + 1,
PB1200_IDE_INT = PB1200_INT_BEGIN,
PB1200_ETH_INT,
PB1200_PC0_INT,
PB1200_PC0_STSCHG_INT,
PB1200_PC1_INT,
PB1200_PC1_STSCHG_INT,
PB1200_DC_INT,
PB1200_FLASHBUSY_INT,
PB1200_PC0_INSERT_INT,
PB1200_PC0_EJECT_INT,
PB1200_PC1_INSERT_INT,
PB1200_PC1_EJECT_INT,
PB1200_SD0_INSERT_INT,
PB1200_SD0_EJECT_INT,
PB1200_SD1_INSERT_INT,
PB1200_SD1_EJECT_INT,
PB1200_INT_END = PB1200_INT_BEGIN + 15
};
/* NAND chip select */
#define NAND_CS 1
#endif /* __ASM_PB1200_H */
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