[linux-block.git] / arch / mips / include / asm / mach-pb1x00 / pb1200.h

/*
 * 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		PSC0_BASE_ADDR
#define SMBUS_PSC_BASE		PSC0_BASE_ADDR
/*
 * AC97 and I2S are muxed on the Pb1200 board.
 * Refer to board documentation.
 */
#define AC97_PSC_BASE       PSC1_BASE_ADDR
#define I2S_PSC_BASE	PSC1_BASE_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 IDE_DDMA_REQ		DSCR_CMD0_DMA_REQ1
#define IDE_RQSIZE		128

#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 */
Commit	Line	Data
e3ad1c23	1	/*
25985edc	2	* AMD Alchemy Pb1200 Reference Board
e3ad1c23 PP	3	* Board Registers defines.
	4	*
	5	* ########################################################################
	6	*
	7	* This program is free software; you can distribute it and/or modify it
	8	* under the terms of the GNU General Public License (Version 2) as
	9	* published by the Free Software Foundation.
	10	*
	11	* This program is distributed in the hope it will be useful, but WITHOUT
	12	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
	13	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
	14	* for more details.
	15	*
	16	* You should have received a copy of the GNU General Public License along
	17	* with this program; if not, write to the Free Software Foundation, Inc.,
	18	* 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
	19	*
	20	* ########################################################################
	21	*
	22	*
	23	*/
	24	#ifndef __ASM_PB1200_H
	25	#define __ASM_PB1200_H
	26
	27	#include <linux/types.h>
7e50b2b7	28	#include <asm/mach-au1x00/au1000.h>
9e39ffef	29	#include <asm/mach-au1x00/au1xxx_psc.h>
e3ad1c23	30
c3d1d5c8 SS	31	#define DBDMA_AC97_TX_CHAN DSCR_CMD0_PSC1_TX
	32	#define DBDMA_AC97_RX_CHAN DSCR_CMD0_PSC1_RX
	33	#define DBDMA_I2S_TX_CHAN DSCR_CMD0_PSC1_TX
	34	#define DBDMA_I2S_RX_CHAN DSCR_CMD0_PSC1_RX
e3ad1c23	35
c3d1d5c8 SS	36	/*
	37	* SPI and SMB are muxed on the Pb1200 board.
	38	* Refer to board documentation.
e3ad1c23	39	*/
c3d1d5c8 SS	40	#define SPI_PSC_BASE PSC0_BASE_ADDR
	41	#define SMBUS_PSC_BASE PSC0_BASE_ADDR
	42	/*
	43	* AC97 and I2S are muxed on the Pb1200 board.
	44	* Refer to board documentation.
e3ad1c23 PP	45	*/
e3ad1c23 PP	46	#define AC97_PSC_BASE PSC1_BASE_ADDR
9bdcf336	47	#define I2S_PSC_BASE PSC1_BASE_ADDR
e3ad1c23	48
e3ad1c23 PP	49
	50	#define BCSR_SYSTEM_VDDI 0x001F
	51	#define BCSR_SYSTEM_POWEROFF 0x4000
	52	#define BCSR_SYSTEM_RESET 0x8000
	53
	54	/* Bit positions for the different interrupt sources */
	55	#define BCSR_INT_IDE 0x0001
	56	#define BCSR_INT_ETH 0x0002
	57	#define BCSR_INT_PC0 0x0004
	58	#define BCSR_INT_PC0STSCHG 0x0008
	59	#define BCSR_INT_PC1 0x0010
	60	#define BCSR_INT_PC1STSCHG 0x0020
c3d1d5c8	61	#define BCSR_INT_DC 0x0040
e3ad1c23 PP	62	#define BCSR_INT_FLASHBUSY 0x0080
	63	#define BCSR_INT_PC0INSERT 0x0100
	64	#define BCSR_INT_PC0EJECT 0x0200
	65	#define BCSR_INT_PC1INSERT 0x0400
	66	#define BCSR_INT_PC1EJECT 0x0800
	67	#define BCSR_INT_SD0INSERT 0x1000
	68	#define BCSR_INT_SD0EJECT 0x2000
	69	#define BCSR_INT_SD1INSERT 0x4000
	70	#define BCSR_INT_SD1EJECT 0x8000
	71
fcbd3b4b SS	72	#define SMC91C111_PHYS_ADDR 0x0D000300
	73	#define SMC91C111_INT PB1200_ETH_INT
	74
	75	#define IDE_PHYS_ADDR 0x0C800000
	76	#define IDE_REG_SHIFT 5
	77	#define IDE_PHYS_LEN (16 << IDE_REG_SHIFT)
	78	#define IDE_INT PB1200_IDE_INT
	79	#define IDE_DDMA_REQ DSCR_CMD0_DMA_REQ1
	80	#define IDE_RQSIZE 128
e3ad1c23	81
c3d1d5c8	82	#define NAND_PHYS_ADDR 0x1C000000
e3ad1c23	83
c3d1d5c8 SS	84	/*
c3d1d5c8 SS	85	* Timing values as described in databook, * ns value stripped of
e3ad1c23	86	* lower 2 bits.
c3d1d5c8	87	* These defines are here rather than an Au1200 generic file because
e3ad1c23 PP	88	* the parts chosen on another board may be different and may require
	89	* different timings.
	90	*/
c3d1d5c8 SS	91	#define NAND_T_H (18 >> 2)
	92	#define NAND_T_PUL (30 >> 2)
	93	#define NAND_T_SU (30 >> 2)
	94	#define NAND_T_WH (30 >> 2)
e3ad1c23 PP	95
	96	/* Bitfield shift amounts */
	97	#define NAND_T_H_SHIFT 0
	98	#define NAND_T_PUL_SHIFT 4
	99	#define NAND_T_SU_SHIFT 8
	100	#define NAND_T_WH_SHIFT 12
	101
c3d1d5c8 SS	102	#define NAND_TIMING (((NAND_T_H & 0xF) << NAND_T_H_SHIFT) \| \
	103	((NAND_T_PUL & 0xF) << NAND_T_PUL_SHIFT) \| \
	104	((NAND_T_SU & 0xF) << NAND_T_SU_SHIFT) \| \
	105	((NAND_T_WH & 0xF) << NAND_T_WH_SHIFT))
e3ad1c23 PP	106
e3ad1c23 PP	107	/*
9d360ab4 RB	108	* External Interrupts for Pb1200 as of 8/6/2004.
	109	* Bit positions in the CPLD registers can be calculated by taking
	110	* the interrupt define and subtracting the PB1200_INT_BEGIN value.
	111	*
	112	* Example: IDE bis pos is = 64 - 64
	113	* ETH bit pos is = 65 - 64
e3ad1c23	114	*/
9d360ab4 RB	115	enum external_pb1200_ints {
	116	PB1200_INT_BEGIN = AU1000_MAX_INTR + 1,
	117
	118	PB1200_IDE_INT = PB1200_INT_BEGIN,
	119	PB1200_ETH_INT,
	120	PB1200_PC0_INT,
	121	PB1200_PC0_STSCHG_INT,
	122	PB1200_PC1_INT,
	123	PB1200_PC1_STSCHG_INT,
	124	PB1200_DC_INT,
	125	PB1200_FLASHBUSY_INT,
	126	PB1200_PC0_INSERT_INT,
	127	PB1200_PC0_EJECT_INT,
	128	PB1200_PC1_INSERT_INT,
	129	PB1200_PC1_EJECT_INT,
	130	PB1200_SD0_INSERT_INT,
	131	PB1200_SD0_EJECT_INT,
	132	PB1200_SD1_INSERT_INT,
	133	PB1200_SD1_EJECT_INT,
	134
865ab875	135	PB1200_INT_END = PB1200_INT_BEGIN + 15
9d360ab4	136	};
e3ad1c23	137
c3d1d5c8	138	/* NAND chip select */
bdc3c3c7 RB	139	#define NAND_CS 1
bdc3c3c7 RB	140
e3ad1c23	141	#endif /* __ASM_PB1200_H */