diff options
Diffstat (limited to 'uClinux-2.4.20-uc1/drivers/char/w90n745_i2c.h')
| -rw-r--r-- | uClinux-2.4.20-uc1/drivers/char/w90n745_i2c.h | 246 |
1 files changed, 123 insertions, 123 deletions
diff --git a/uClinux-2.4.20-uc1/drivers/char/w90n745_i2c.h b/uClinux-2.4.20-uc1/drivers/char/w90n745_i2c.h index b1ab388..5ff85a8 100644 --- a/uClinux-2.4.20-uc1/drivers/char/w90n745_i2c.h +++ b/uClinux-2.4.20-uc1/drivers/char/w90n745_i2c.h @@ -1,123 +1,123 @@ -/****************************************************************************
- *
- * Copyright (c) 2004 - 2006 Winbond Electronics Corp. All rights reserved.
- *
- ****************************************************************************/
-
-/****************************************************************************
- *
- * FILENAME
- * w90n745_i2c.h
- *
- * VERSION
- * 1.0
- *
- * DESCRIPTION
- * Winbond W90N745 I2C Driver header
- *
- * DATA STRUCTURES
- * None
- *
- * FUNCTIONS
- * None
- *
- * HISTORY
- * 2005/05/20 Ver 1.0 Created by PC34 QFu
- *
- * REMARK
- * None
- *************************************************************************/
-#ifndef _W90N745_I2C_H_
-#define _W90N745_I2C_H_
-
-#include <linux/types.h>
-#include <linux/ioctl.h>
-
-#include <asm/arch/irqs.h>
-
-#ifdef __KERNEL__
-
-#define I2C_NUMBER 2
-
-#define I2C_FIFO_LEN 4
-#define I2C_MAX_BUF_LEN 450
-
-#define I2C0_IRQ INT_I2C0
-#define I2C1_IRQ INT_I2C1
-
-#define I2C_MAJOR 89
-#define I2C0_IO_BASE 0xfff86000
-#define I2C1_IO_BASE 0xfff86100
-#define I2C_IOMEM_SIZE 0x18
-
-#define REG_GPIO_CFG5 0xFFF83050
-#define I2C_INPUT_CLOCK 80000 /* 80 000 KHz */
-
-/* register map */
-#define CSR 0x00
-#define DIVIDER 0x04
-#define CMDR 0x08
-#define SWR 0x0c /* not available in W90n710 */
-#define RXR 0x10
-#define TXR 0x14
-
-/* bit map in CMDR */
-#define I2C_CMD_START 0x10
-#define I2C_CMD_STOP 0x08
-#define I2C_CMD_READ 0x04
-#define I2C_CMD_WRITE 0x02
-#define I2C_CMD_NACK 0x01
-
-/* for transfer use */
-#define I2C_WRITE 0x00
-#define I2C_READ 0x01
-
-
-#define I2C_STATE_NOP 0x00
-#define I2C_STATE_READ 0x01
-#define I2C_STATE_WRITE 0x02
-#define I2C_STATE_PROBE 0x03
-
-typedef struct _i2c_dev{
- int no; /* i2c bus number */
- volatile int state;
- int last_error;
- int addr;
-
- unsigned subaddr;
- int subaddr_len;
-
- unsigned char buffer[I2C_MAX_BUF_LEN];
- volatile unsigned int pos, len;
-
- wait_queue_head_t wq;
-
-}i2c_dev;
-
-#endif
-
-struct sub_address{
- char sub_addr_len;
- unsigned int sub_addr;
-};
-
-/* error code */
-#define I2C_ERR_ID (0x00)
-
-#define I2C_ERR_NOERROR (0x00)
-#define I2C_ERR_LOSTARBITRATION (0x01 | I2C_ERR_ID)
-#define I2C_ERR_BUSBUSY (0x02 | I2C_ERR_ID)
-#define I2C_ERR_NACK (0x03 | I2C_ERR_ID) /* data transfer error */
-#define I2C_ERR_SLAVENACK (0x04 | I2C_ERR_ID) /* slave not respond after address */
-
-/* define ioctl command */
-#define I2C_IOC_MAGIC 'i'
-
-#define I2C_IOC_MAXNR 3
-
-#define I2C_IOC_SET_DEV_ADDRESS _IOW(I2C_IOC_MAGIC, 0, int)
-#define I2C_IOC_SET_SUB_ADDRESS _IOW(I2C_IOC_MAGIC, 1, int)
-#define I2C_IOC_SET_SPEED _IOW(I2C_IOC_MAGIC, 2, int)
-#define I2C_IOC_GET_LAST_ERROR _IOR(I2C_IOC_MAGIC, 3, int)
-#endif
-
+/**************************************************************************** + * + * Copyright (c) 2004 - 2006 Winbond Electronics Corp. All rights reserved. + * + ****************************************************************************/ + +/**************************************************************************** + * + * FILENAME + * w90n745_i2c.h + * + * VERSION + * 1.0 + * + * DESCRIPTION + * Winbond W90N745 I2C Driver header + * + * DATA STRUCTURES + * None + * + * FUNCTIONS + * None + * + * HISTORY + * 2005/05/20 Ver 1.0 Created by PC34 QFu + * + * REMARK + * None + *************************************************************************/ +#ifndef _W90N745_I2C_H_ +#define _W90N745_I2C_H_ + +#include <linux/types.h> +#include <linux/ioctl.h> + +#include <asm/arch/irqs.h> + +#ifdef __KERNEL__ + +#define I2C_NUMBER 2 + +#define I2C_FIFO_LEN 4 +#define I2C_MAX_BUF_LEN 450 + +#define I2C0_IRQ INT_I2C0 +#define I2C1_IRQ INT_I2C1 + +#define I2C_MAJOR 89 +#define I2C0_IO_BASE 0xfff86000 +#define I2C1_IO_BASE 0xfff86100 +#define I2C_IOMEM_SIZE 0x18 + +#define REG_GPIO_CFG5 0xFFF83050 +#define I2C_INPUT_CLOCK 80000 /* 80 000 KHz */ + +/* register map */ +#define CSR 0x00 +#define DIVIDER 0x04 +#define CMDR 0x08 +#define SWR 0x0c /* not available in W90n710 */ +#define RXR 0x10 +#define TXR 0x14 + +/* bit map in CMDR */ +#define I2C_CMD_START 0x10 +#define I2C_CMD_STOP 0x08 +#define I2C_CMD_READ 0x04 +#define I2C_CMD_WRITE 0x02 +#define I2C_CMD_NACK 0x01 + +/* for transfer use */ +#define I2C_WRITE 0x00 +#define I2C_READ 0x01 + + +#define I2C_STATE_NOP 0x00 +#define I2C_STATE_READ 0x01 +#define I2C_STATE_WRITE 0x02 +#define I2C_STATE_PROBE 0x03 + +typedef struct _i2c_dev{ + int no; /* i2c bus number */ + volatile int state; + int last_error; + int addr; + + unsigned subaddr; + int subaddr_len; + + unsigned char buffer[I2C_MAX_BUF_LEN]; + volatile unsigned int pos, len; + + wait_queue_head_t wq; + +}i2c_dev; + +#endif + +struct sub_address{ + char sub_addr_len; + unsigned int sub_addr; +}; + +/* error code */ +#define I2C_ERR_ID (0x00) + +#define I2C_ERR_NOERROR (0x00) +#define I2C_ERR_LOSTARBITRATION (0x01 | I2C_ERR_ID) +#define I2C_ERR_BUSBUSY (0x02 | I2C_ERR_ID) +#define I2C_ERR_NACK (0x03 | I2C_ERR_ID) /* data transfer error */ +#define I2C_ERR_SLAVENACK (0x04 | I2C_ERR_ID) /* slave not respond after address */ + +/* define ioctl command */ +#define I2C_IOC_MAGIC 'i' + +#define I2C_IOC_MAXNR 3 + +#define I2C_IOC_SET_DEV_ADDRESS _IOW(I2C_IOC_MAGIC, 0, int) +#define I2C_IOC_SET_SUB_ADDRESS _IOW(I2C_IOC_MAGIC, 1, int) +#define I2C_IOC_SET_SPEED _IOW(I2C_IOC_MAGIC, 2, int) +#define I2C_IOC_GET_LAST_ERROR _IOR(I2C_IOC_MAGIC, 3, int) +#endif + |