davincihd_i2c_gpio.h

来自「用于dm6467 开发平台的uboot源码」· C头文件 代码 · 共 66 行

/*
 *  Copyright 2007 by Spectrum Digital Incorporated.
 *  All rights reserved. Property of Spectrum Digital Incorporated.
 */

/*
 *  I2C GPIO I/O expander header file
 *
 */

#ifndef I2C_GPIO_
#define I2C_GPIO_

#ifdef __cplusplus
extern "C" {
#endif

#include "davincihd.h"
#include "davincihd_i2c.h"

/* ------------------------------------------------------------------------ *
 *  I2C Addresses                                                           *
 * ------------------------------------------------------------------------ */
#define I2C_GPIO_GROUP_0        ( 0x38 | 0 )
#define I2C_GPIO_GROUP_1        ( 0x38 | 1 )
#define I2C_GPIO_GROUP_2        ( 0x38 | 2 )
#define I2C_GPIO_GROUP_3        ( 0x38 | 3 )
#define I2C_GPIO_GROUP_4        ( 0x38 | 4 )
#define I2C_GPIO_GROUP_5        ( 0x38 | 5 )
#define I2C_GPIO_GROUP_6        ( 0x38 | 6 )
#define I2C_GPIO_GROUP_7        ( 0x38 | 7 )

/* ------------------------------------------------------------------------ *
 *  Short Hand                                                              *
 * ------------------------------------------------------------------------ */
#define CPLD_I2C_ADDR_0         I2C_GPIO_GROUP_2
#define CPLD_I2C_ADDR_1         I2C_GPIO_GROUP_3
#define CPLD_I2C_ADDR_2         I2C_GPIO_GROUP_4

/* ------------------------------------------------------------------------ *
 *  CPLD Regs                                                               *
 * ------------------------------------------------------------------------ */
#define CPLD_REG0_SET( reg )    DAVINCIHD_I2C_GPIO_setall( CPLD_I2C_ADDR_0, reg )
#define CPLD_REG1_SET( reg )    DAVINCIHD_I2C_GPIO_setall( CPLD_I2C_ADDR_1, reg )
#define CPLD_REG2_SET( reg )    DAVINCIHD_I2C_GPIO_setall( CPLD_I2C_ADDR_2, reg )

#define CPLD_REG0_GET( reg )    DAVINCIHD_I2C_GPIO_getall( CPLD_I2C_ADDR_0, reg )
#define CPLD_REG1_GET( reg )    DAVINCIHD_I2C_GPIO_getall( CPLD_I2C_ADDR_1, reg )
#define CPLD_REG2_GET( reg )    DAVINCIHD_I2C_GPIO_getall( CPLD_I2C_ADDR_2, reg )

/* ------------------------------------------------------------------------ *
 *  Prototypes                                                              *
 * ------------------------------------------------------------------------ */
Int16 DAVINCIHD_I2C_GPIO_init( );
Int16 DAVINCIHD_I2C_GPIO_getall( Uint16 group_id, Uint8 *pattern );
Int16 DAVINCIHD_I2C_GPIO_setall( Uint16 group_id, Uint8 pattern );

Int16 DAVINCIHD_I2C_GPIO_setOutput( Uint16 group_id, Uint8 number, Uint8 value );
Int16 DAVINCIHD_I2C_GPIO_getInput ( Uint16 group_id, Uint8 number );

#ifdef __cplusplus
}
#endif

#endif