+++ /dev/null
-/*
- * arch/mips/pmc-sierra/yosemite/i2c-yosemite.h
- *
- * Copyright (C) 2003 PMC-Sierra Inc.
- * Author: Manish Lachwani (lachwani@pmc-sierra.com)
- *
- * 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 SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
- * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * 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.,
- * 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-#ifndef __I2C_YOSEMITE_H
-#define __I2C_YOSEMITE_H
-
-/* Read and Write operations to the chip */
-
-#define TITAN_I2C_BASE 0xbb000000 /* XXX Needs to change */
-
-#define TITAN_I2C_WRITE(offset, data) \
- *(volatile unsigned long *)(TITAN_I2C_BASE + offset) = data
-
-#define TITAN_I2C_READ(offset) *(volatile unsigned long *)(TITAN_I2C_BASE + offset)
-
-
-/* Local constansts*/
-#define TITAN_I2C_MAX_FILTER 15
-#define TITAN_I2C_MAX_CLK 1023
-#define TITAN_I2C_MAX_ARBF 15
-#define TITAN_I2C_MAX_NAK 15
-#define TITAN_I2C_MAX_MASTERCODE 7
-#define TITAN_I2C_MAX_WORDS_PER_RW 4
-#define TITAN_I2C_MAX_POLL 100
-
-/* Registers used for I2C work */
-#define TITAN_I2C_SCMB_CONTROL 0x0180 /* SCMB Control */
-#define TITAN_I2C_SCMB_CLOCK_A 0x0184 /* SCMB Clock A */
-#define TITAN_I2C_SCMB_CLOCK_B 0x0188 /* SCMB Clock B */
-#define TITAN_I2C_CONFIG 0x01A0 /* I2C Config */
-#define TITAN_I2C_COMMAND 0x01A4 /* I2C Command */
-#define TITAN_I2C_SLAVE_ADDRESS 0x01A8 /* I2C Slave Address */
-#define TITAN_I2C_DATA 0x01AC /* I2C Data [15:0] */
-#define TITAN_I2C_INTERRUPTS 0x01BC /* I2C Interrupts */
-
-/* Error */
-#define TITAN_I2C_ERR_ARB_LOST (-9220)
-#define TITAN_I2C_ERR_NO_RESP (-9221)
-#define TITAN_I2C_ERR_DATA_COLLISION (-9222)
-#define TITAN_I2C_ERR_TIMEOUT (-9223)
-#define TITAN_I2C_ERR_OK 0
-
-/* I2C Command Type */
-typedef enum {
- TITAN_I2C_CMD_WRITE = 0,
- TITAN_I2C_CMD_READ = 1,
- TITAN_I2C_CMD_READ_WRITE = 2
-} titan_i2c_cmd_type;
-
-/* I2C structures */
-typedef struct {
- int filtera; /* Register 0x0184, bits 15 - 12 */
- int clka; /* Register 0x0184, bits 9 - 0 */
- int filterb; /* Register 0x0188, bits 15 - 12 */
- int clkb; /* Register 0x0188, bits 9 - 0 */
-} titan_i2c_config;
-
-/* I2C command type */
-typedef struct {
- titan_i2c_cmd_type type; /* Type of command */
- int num_arb; /* Register 0x01a0, bits 15 - 12 */
- int num_nak; /* Register 0x01a0, bits 11 - 8 */
- int addr_size; /* Register 0x01a0, bit 7 */
- int mst_code; /* Register 0x01a0, bits 6 - 4 */
- int arb_en; /* Register 0x01a0, bit 1 */
- int speed; /* Register 0x01a0, bit 0 */
- int slave_addr; /* Register 0x01a8 */
- int write_size; /* Register 0x01a4, bits 10 - 8 */
- unsigned int *data; /* Register 0x01ac */
-} titan_i2c_command;
-
-#endif /* __I2C_YOSEMITE_H */