[u-boot.git] / board / sc3 / sc3.h

/*
 * (C) Copyright 2000
 * Wolfgang Denk, DENX Software Engineering, [email protected].
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 *
 * 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
 */

/**
 * hcWriteWord - write a 16 bit value into the USB controller
 * @base: base address to access the chip registers
 * @value: 16 bit value to write into register @offset
 * @offset: register to write the @value into
 *
 */
static void inline hcWriteWord (unsigned long base, unsigned int value,
				unsigned int offset)
{
	out_le16 ((volatile u16*)(base + 2), offset | 0x80);
	out_le16 ((volatile u16*)base, value);
}

/**
 * hcWriteDWord - write a 32 bit value into the USB controller
 * @base: base address to access the chip registers
 * @value: 32 bit value to write into register @offset
 * @offset: register to write the @value into
 *
 */

static void inline hcWriteDWord (unsigned long base, unsigned long value,
				unsigned int offset)
{
	out_le16 ((volatile u16*)(base + 2), offset | 0x80);
	out_le16 ((volatile u16*)base, value);
	out_le16 ((volatile u16*)base, value >> 16);
}

/**
 * hcReadWord - read a 16 bit value from the USB controller
 * @base: base address to access the chip registers
 * @offset: register to read from
 *
 * Returns the readed register value
 */

static unsigned int inline hcReadWord (unsigned long base, unsigned int offset)
{
	out_le16 ((volatile u16*)(base + 2), offset);
	return (in_le16 ((volatile u16*)base));
}

/**
 * hcReadDWord - read a 32 bit value from the USB controller
 * @base: base address to access the chip registers
 * @offset: register to read from
 *
 * Returns the readed register value
 */

static unsigned long inline hcReadDWord (unsigned long base, unsigned int offset)
{
	unsigned long val, val16;

	out_le16 ((volatile u16*)(base + 2), offset);
	val = in_le16((volatile u16*)base);
	val16 = in_le16((volatile u16*)base);
	return (val | (val16 << 16));
}

/* control and status registers isp1161 */
#define HcRevision		0x00
#define HcControl		0x01
#define HcCommandStatus		0x02
#define HcInterruptStatus	0x03
#define HcInterruptEnable	0x04
#define HcInterruptDisable	0x05
#define HcFmInterval		0x0D
#define HcFmRemaining		0x0E
#define HcFmNumber		0x0F
#define HcLSThreshold		0x11
#define HcRhDescriptorA		0x12
#define HcRhDescriptorB		0x13
#define HcRhStatus		0x14
#define HcRhPortStatus1		0x15
#define HcRhPortStatus2		0x16

#define HcHardwareConfiguration 0x20
#define HcDMAConfiguration	0x21
#define HcTransferCounter	0x22
#define HcuPInterrupt		0x24
#define HcuPInterruptEnable	0x25
#define HcChipID		0x27
#define HcScratch		0x28
#define HcSoftwareReset		0x29
#define HcITLBufferLength	0x2A
#define HcATLBufferLength	0x2B
#define HcBufferStatus		0x2C
#define HcReadBackITL0Length	0x2D
#define HcReadBackITL1Length	0x2E
#define HcITLBufferPort		0x40
#define HcATLBufferPort		0x41
Commit	Line	Data
ca43ba18 HS	1	/*
	2	* (C) Copyright 2000
	3	* Wolfgang Denk, DENX Software Engineering, [email protected].
	4	*
	5	* See file CREDITS for list of people who contributed to this
	6	* project.
	7	*
	8	* This program is free software; you can redistribute it and/or
	9	* modify it under the terms of the GNU General Public License as
	10	* published by the Free Software Foundation; either version 2 of
	11	* the License, or (at your option) any later version.
	12	*
	13	* This program is distributed in the hope that it will be useful,
	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	16	* GNU General Public License for more details.
	17	*
	18	* You should have received a copy of the GNU General Public License
	19	* along with this program; if not, write to the Free Software
	20	* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
	21	* MA 02111-1307 USA
	22	*/
	23
	24	/**
	25	* hcWriteWord - write a 16 bit value into the USB controller
	26	* @base: base address to access the chip registers
	27	* @value: 16 bit value to write into register @offset
	28	* @offset: register to write the @value into
	29	*
	30	*/
	31	static void inline hcWriteWord (unsigned long base, unsigned int value,
	32	unsigned int offset)
	33	{
	34	out_le16 ((volatile u16*)(base + 2), offset \| 0x80);
	35	out_le16 ((volatile u16*)base, value);
	36	}
	37
	38	/**
	39	* hcWriteDWord - write a 32 bit value into the USB controller
	40	* @base: base address to access the chip registers
	41	* @value: 32 bit value to write into register @offset
	42	* @offset: register to write the @value into
	43	*
	44	*/
	45
	46	static void inline hcWriteDWord (unsigned long base, unsigned long value,
	47	unsigned int offset)
	48	{
	49	out_le16 ((volatile u16*)(base + 2), offset \| 0x80);
	50	out_le16 ((volatile u16*)base, value);
	51	out_le16 ((volatile u16*)base, value >> 16);
	52	}
	53
	54	/**
	55	* hcReadWord - read a 16 bit value from the USB controller
	56	* @base: base address to access the chip registers
	57	* @offset: register to read from
	58	*
	59	* Returns the readed register value
	60	*/
	61
	62	static unsigned int inline hcReadWord (unsigned long base, unsigned int offset)
	63	{
	64	out_le16 ((volatile u16*)(base + 2), offset);
65	return (in_le16 ((volatile u16*)base));
66	}
67
68	/**
69	* hcReadDWord - read a 32 bit value from the USB controller
70	* @base: base address to access the chip registers
71	* @offset: register to read from
72	*
73	* Returns the readed register value
74	*/
75
76	static unsigned long inline hcReadDWord (unsigned long base, unsigned int offset)
77	{
78	unsigned long val, val16;
79
80	out_le16 ((volatile u16*)(base + 2), offset);
81	val = in_le16((volatile u16*)base);
82	val16 = in_le16((volatile u16*)base);
83	return (val \| (val16 << 16));
84	}
85
86	/* control and status registers isp1161 */
87	#define HcRevision 0x00
53677ef1	88	#define HcControl 0x01
ca43ba18 HS	89	#define HcCommandStatus 0x02
	90	#define HcInterruptStatus 0x03
	91	#define HcInterruptEnable 0x04
	92	#define HcInterruptDisable 0x05
	93	#define HcFmInterval 0x0D
	94	#define HcFmRemaining 0x0E
	95	#define HcFmNumber 0x0F
	96	#define HcLSThreshold 0x11
	97	#define HcRhDescriptorA 0x12
	98	#define HcRhDescriptorB 0x13
	99	#define HcRhStatus 0x14
	100	#define HcRhPortStatus1 0x15
	101	#define HcRhPortStatus2 0x16
	102
	103	#define HcHardwareConfiguration 0x20
	104	#define HcDMAConfiguration 0x21
	105	#define HcTransferCounter 0x22
	106	#define HcuPInterrupt 0x24
	107	#define HcuPInterruptEnable 0x25
	108	#define HcChipID 0x27
	109	#define HcScratch 0x28
	110	#define HcSoftwareReset 0x29
	111	#define HcITLBufferLength 0x2A
	112	#define HcATLBufferLength 0x2B
	113	#define HcBufferStatus 0x2C
	114	#define HcReadBackITL0Length 0x2D
	115	#define HcReadBackITL1Length 0x2E
	116	#define HcITLBufferPort 0x40
	117	#define HcATLBufferPort 0x41